/* roulang page: index */
:root {
        --color-jade-900: #0A2E1C;
        --color-jade-800: #0D3823;
        --color-jade-700: #123E25;
        --color-jade-600: #1A4A30;
        --color-jade-500: #24603E;
        --color-gold: #FFD700;
        --color-gold-soft: #F0E68C;
        --color-gold-dark: #C5A059;
        --color-lucky-red: #D32F2F;
        --color-lucky-red-dark: #B71C1C;
        --color-white: #FFFFFF;
        --color-mint: #D1F2EB;
        --color-mint-dark: #A8DCCC;
        --color-text-body: #D1F2EB;
        --color-text-muted: rgba(209, 242, 235, 0.72);
        --color-text-inverse: #0A2E1C;
        --color-border-gold: rgba(255, 215, 0, 0.35);
        --color-border-light: rgba(209, 242, 235, 0.14);
        --color-bg-overlay: rgba(10, 46, 28, 0.82);
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 22px;
        --radius-xl: 32px;
        --radius-2xl: 44px;
        --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.18);
        --shadow-md: 0 6px 28px rgba(0, 0, 0, 0.28);
        --shadow-lg: 0 14px 52px rgba(0, 0, 0, 0.38);
        --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.25);
        --shadow-gold-lg: 0 8px 38px rgba(255, 215, 0, 0.32);
        --font-sans: 'Be Vietnam Pro', 'Segoe UI', Tahoma, Arial, sans-serif;
        --container-max: 1200px;
        --section-space: 84px;
        --section-space-mobile: 52px;
        --nav-height: 78px;
        --transition: 0.25s ease;
    }

    *, *::before, *::after {
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }

    body {
        font-family: var(--font-sans);
        background: var(--color-jade-900);
        color: var(--color-text-body);
        margin: 0;
        padding: 0;
        line-height: 1.65;
        font-size: 16px;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    a {
        color: var(--color-gold);
        text-decoration: none;
        transition: color var(--transition), opacity var(--transition);
    }

    a:hover, a:focus {
        color: var(--color-gold-soft);
        text-decoration: none;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
        outline: 3px solid rgba(255, 215, 0, 0.45);
        outline-offset: 3px;
        border-radius: var(--radius-sm);
    }

    img {
        max-width: 100%;
        height: auto;
        display: inline-block;
        vertical-align: middle;
    }

    ul, ol {
        margin: 0;
        padding: 0;
        list-style: none;
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: var(--font-sans);
        color: var(--color-white);
        margin: 0 0 1rem;
        line-height: 1.3;
        font-weight: 700;
    }

    h1 {
        font-size: clamp(2rem, 5.6vw, 3.4rem);
        font-weight: 900;
        letter-spacing: -0.01em;
    }

    h2 {
        font-size: clamp(1.55rem, 3.6vw, 2.3rem);
        font-weight: 800;
        letter-spacing: -0.015em;
    }

    h3 {
        font-size: clamp(1.15rem, 2.4vw, 1.45rem);
        font-weight: 700;
    }

    h4 {
        font-size: 1.08rem;
        font-weight: 600;
    }

    p {
        margin: 0 0 1rem;
        font-size: 1rem;
        line-height: 1.68;
    }

    .lead {
        font-size: clamp(1.02rem, 2vw, 1.18rem);
        line-height: 1.72;
        color: var(--color-text-muted);
    }

    .text-gold {
        color: var(--color-gold) !important;
    }

    .text-mint {
        color: var(--color-mint) !important;
    }

    .text-muted {
        color: var(--color-text-muted) !important;
    }

    .fw-700 { font-weight: 700; }
    .fw-800 { font-weight: 800; }
    .fw-900 { font-weight: 900; }

    .grid-container {
        max-width: var(--container-max);
        margin: 0 auto;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .section {
        padding: var(--section-space) 0;
    }

    .section-tight {
        padding: calc(var(--section-space) * 0.7) 0;
    }

    .section-header {
        margin-bottom: 2.6rem;
        max-width: 720px;
    }

    .section-header.is-left {
        max-width: 780px;
    }

    .section-header.is-center {
        margin-left: auto;
        margin-right: auto;
        text-align: center;
    }

    .section-header .section-kicker {
        display: inline-flex;
        align-items: center;
        gap: 0.55rem;
        font-size: 0.82rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.12em;
        color: var(--color-gold);
        padding: 0.45rem 1.1rem;
        border: 1px solid var(--color-border-gold);
        border-radius: 50rem;
        background: rgba(255, 215, 0, 0.08);
        margin-bottom: 1.15rem;
    }

    .section-header .section-kicker i {
        font-size: 0.9rem;
    }

    .section-header h2 {
        margin-bottom: 0.7rem;
    }

    .section-header p {
        font-size: 1.02rem;
        color: var(--color-text-muted);
        margin-bottom: 0;
    }

    .divider-gold {
        width: 64px;
        height: 3px;
        background: linear-gradient(90deg, var(--color-gold) 0%, rgba(255, 215, 0, 0) 100%);
        border-radius: 4px;
        margin: 1.2rem 0 0;
    }

    /* ============ NAVIGATION ============ */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(10, 46, 28, 0.94);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--color-border-light);
        min-height: var(--nav-height);
        display: flex;
        align-items: center;
    }

    .site-header .grid-container {
        width: 100%;
    }

    .nav-wrapper {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1.5rem;
        min-height: var(--nav-height);
    }

    .brand-logo {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        font-weight: 800;
        font-size: 1.18rem;
        color: var(--color-white);
        white-space: nowrap;
        transition: opacity var(--transition);
    }

    .brand-logo:hover, .brand-logo:focus {
        color: var(--color-gold);
        opacity: 1;
    }

    .brand-logo .logo-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        background: linear-gradient(135deg, var(--color-gold) 0%, #E6A800 50%, #B8860B 100%);
        border-radius: 50%;
        color: #0A2E1C;
        font-size: 1.05rem;
        font-weight: 900;
        box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.25), 0 4px 14px rgba(255, 215, 0, 0.28);
        flex-shrink: 0;
    }

    .brand-logo .logo-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }

    .brand-logo .logo-text strong {
        font-size: 1.05rem;
        font-weight: 800;
        color: var(--color-white);
    }

    .brand-logo .logo-text span {
        font-size: 0.7rem;
        font-weight: 500;
        color: var(--color-gold);
        letter-spacing: 0.08em;
        text-transform: uppercase;
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 0.4rem;
        flex-wrap: wrap;
    }

    .main-nav ul {
        display: flex;
        align-items: center;
        gap: 0.4rem;
        margin: 0;
    }

    .main-nav li {
        margin: 0;
    }

    .main-nav a.nav-link {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        padding: 0.6rem 1.05rem;
        font-weight: 600;
        font-size: 0.92rem;
        color: var(--color-text-body);
        border-radius: 50rem;
        transition: all var(--transition);
        white-space: nowrap;
    }

    .main-nav a.nav-link i {
        font-size: 0.85rem;
        color: var(--color-gold);
    }

    .main-nav a.nav-link:hover,
    .main-nav a.nav-link:focus {
        color: var(--color-gold);
        background: rgba(255, 215, 0, 0.08);
    }

    .main-nav a.nav-link.active {
        color: #0A2E1C;
        background: linear-gradient(135deg, var(--color-gold) 0%, #E6A800 100%);
        font-weight: 700;
    }

    .main-nav a.nav-link.active i {
        color: #0A2E1C;
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        flex-shrink: 0;
    }

    .btn-ghost {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.58rem 1.2rem;
        font-weight: 600;
        font-size: 0.9rem;
        color: var(--color-mint);
        border: 1px solid var(--color-border-light);
        border-radius: 50rem;
        background: transparent;
        transition: all var(--transition);
        white-space: nowrap;
    }

    .btn-ghost:hover, .btn-ghost:focus {
        border-color: var(--color-gold);
        color: var(--color-gold);
        background: rgba(255, 215, 0, 0.06);
    }

    .btn-solid {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.58rem 1.35rem;
        font-weight: 700;
        font-size: 0.9rem;
        color: #0A2E1C;
        background: linear-gradient(135deg, var(--color-gold) 0%, #E6A800 100%);
        border: none;
        border-radius: 50rem;
        cursor: pointer;
        transition: all var(--transition);
        white-space: nowrap;
        box-shadow: 0 2px 10px rgba(255, 215, 0, 0.28);
    }

    .btn-solid:hover, .btn-solid:focus {
        transform: translateY(-2px);
        box-shadow: 0 8px 26px rgba(255, 215, 0, 0.4);
        color: #0A2E1C;
    }

    .btn-solid:active {
        transform: translateY(0);
        box-shadow: 0 2px 8px rgba(255, 215, 0, 0.22);
    }

    .nav-toggle {
        display: none;
        background: none;
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-sm);
        color: var(--color-mint);
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
        cursor: pointer;
        align-items: center;
        justify-content: center;
        transition: all var(--transition);
    }

    .nav-toggle:hover {
        border-color: var(--color-gold);
        color: var(--color-gold);
    }

    /* ============ HERO ============ */
    .hero-section {
        position: relative;
        padding: calc(var(--nav-height) + 3rem) 0 5rem;
        background: var(--color-jade-900);
        overflow: hidden;
    }

    .hero-section::before {
        content: "";
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 50% 0%, rgba(255, 215, 0, 0.12) 0%, rgba(10, 46, 28, 0) 60%),
                    radial-gradient(ellipse at 85% 80%, rgba(18, 62, 37, 0.7) 0%, rgba(10, 46, 28, 0) 55%),
                    radial-gradient(ellipse at 15% 70%, rgba(211, 47, 47, 0.05) 0%, rgba(10, 46, 28, 0) 45%);
        pointer-events: none;
        z-index: 1;
    }

    .hero-section .grid-container {
        position: relative;
        z-index: 2;
    }

    .hero-layout {
        display: grid;
        grid-template-columns: 1fr 1.35fr 1fr;
        gap: 2.2rem;
        align-items: center;
    }

    .hero-left {
        display: flex;
        flex-direction: column;
        gap: 1.3rem;
    }

    .hero-value-point {
        display: flex;
        align-items: flex-start;
        gap: 0.85rem;
        padding: 0.9rem 1.1rem;
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        transition: all var(--transition);
    }

    .hero-value-point:hover {
        border-color: var(--color-border-gold);
        background: rgba(255, 215, 0, 0.05);
        transform: translateX(4px);
    }

    .hero-value-point .value-icon {
        width: 38px;
        height: 38px;
        flex-shrink: 0;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 215, 0, 0.1);
        color: var(--color-gold);
        border-radius: 50%;
        font-size: 0.95rem;
    }

    .hero-value-point .value-text h3 {
        font-size: 0.94rem;
        font-weight: 700;
        margin-bottom: 0.18rem;
        color: var(--color-white);
    }

    .hero-value-point .value-text p {
        font-size: 0.84rem;
        margin: 0;
        color: var(--color-text-muted);
        line-height: 1.5;
    }

    .hero-center {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.8rem;
    }

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.5rem 1.35rem;
        font-size: 0.82rem;
        font-weight: 700;
        color: var(--color-mint);
        background: rgba(10, 46, 28, 0.72);
        border: 1px solid var(--color-border-gold);
        border-radius: 50rem;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        margin-bottom: 0.4rem;
    }

    .hero-badge i {
        color: var(--color-gold);
        font-size: 0.85rem;
    }

    .hero-center h1 {
        margin-bottom: 1rem;
    }

    .hero-center .hero-sub {
        max-width: 560px;
        font-size: 1.05rem;
        color: var(--color-text-muted);
        line-height: 1.72;
        margin-bottom: 1.5rem;
    }

    .hero-product-stage {
        width: 100%;
        max-width: 460px;
        margin: 0.6rem auto 1.2rem;
        position: relative;
        border-radius: var(--radius-xl);
        overflow: hidden;
        box-shadow: 0 0 0 2px var(--color-border-gold), 0 18px 58px rgba(0, 0, 0, 0.44), 0 0 40px rgba(255, 215, 0, 0.12);
        background: var(--color-jade-800);
    }

    .hero-product-stage img {
        width: 100%;
        height: auto;
        display: block;
        object-fit: cover;
        aspect-ratio: 4 / 3;
    }

    .hero-product-stage .stage-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(10, 46, 28, 0) 60%, rgba(10, 46, 28, 0.55) 100%);
        pointer-events: none;
    }

    .hero-product-stage .stage-tag {
        position: absolute;
        top: 12px;
        left: 12px;
        padding: 0.35rem 1rem;
        font-size: 0.75rem;
        font-weight: 800;
        color: #FFFFFF;
        background: var(--color-lucky-red);
        border-radius: 50rem;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        box-shadow: 0 4px 14px rgba(211, 47, 47, 0.4);
    }

    .hero-right {
        display: flex;
        flex-direction: column;
        gap: 1.3rem;
    }

    .hero-download-group {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }

    .btn-download {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.65rem;
        padding: 0.95rem 1.4rem;
        font-weight: 700;
        font-size: 0.95rem;
        border-radius: 50rem;
        transition: all var(--transition);
        cursor: pointer;
        text-align: center;
    }

    .btn-download i {
        font-size: 1.1rem;
    }

    .btn-download-android {
        color: #FFFFFF;
        background: linear-gradient(135deg, #34A853 0%, #1E7E34 100%);
        border: none;
        box-shadow: 0 4px 18px rgba(52, 168, 83, 0.32);
    }

    .btn-download-android:hover, .btn-download-android:focus {
        transform: translateY(-2px);
        box-shadow: 0 8px 32px rgba(52, 168, 83, 0.44);
        color: #FFFFFF;
    }

    .btn-download-ios {
        color: #FFFFFF;
        background: linear-gradient(135deg, #434343 0%, #1A1A1A 100%);
        border: 1px solid rgba(255, 255, 255, 0.18);
        box-shadow: 0 4px 18px rgba(0, 0, 0, 0.3);
    }

    .btn-download-ios:hover, .btn-download-ios:focus {
        transform: translateY(-2px);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.44);
        color: #FFFFFF;
    }

    .btn-code-gift {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.6rem;
        padding: 0.82rem 1.4rem;
        font-weight: 700;
        font-size: 0.9rem;
        color: #0A2E1C;
        background: linear-gradient(135deg, var(--color-gold) 0%, #FFC107 100%);
        border: none;
        border-radius: 50rem;
        cursor: pointer;
        transition: all var(--transition);
        box-shadow: 0 4px 20px rgba(255, 215, 0, 0.32);
    }

    .btn-code-gift:hover, .btn-code-gift:focus {
        transform: translateY(-2px);
        box-shadow: 0 8px 34px rgba(255, 215, 0, 0.46);
        color: #0A2E1C;
    }

    .hero-quick-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.8rem;
        margin-top: 0.4rem;
    }

    .hero-stat-chip {
        padding: 0.8rem 1rem;
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        text-align: left;
        transition: all var(--transition);
    }

    .hero-stat-chip:hover {
        border-color: var(--color-border-gold);
        background: rgba(255, 215, 0, 0.05);
    }

    .hero-stat-chip .stat-number {
        display: block;
        font-size: 1.12rem;
        font-weight: 800;
        color: var(--color-gold);
        margin-bottom: 0.1rem;
    }

    .hero-stat-chip .stat-label {
        display: block;
        font-size: 0.8rem;
        color: var(--color-text-muted);
        line-height: 1.4;
    }

    /* ============ CATEGORY ENTRY ============ */
    .category-entry-section {
        background: var(--color-jade-800);
        border-top: 1px solid var(--color-border-light);
        border-bottom: 1px solid var(--color-border-light);
    }

    .category-entry-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

    .category-entry-card {
        position: relative;
        border-radius: var(--radius-lg);
        overflow: hidden;
        background: var(--color-jade-700);
        border: 1px solid var(--color-border-light);
        transition: all var(--transition);
        display: flex;
        flex-direction: column;
        min-height: 260px;
    }

    .category-entry-card:hover {
        transform: translateY(-6px);
        border-color: var(--color-border-gold);
        box-shadow: var(--shadow-gold-lg);
    }

    .category-entry-card .card-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
        opacity: 0.32;
        transition: opacity var(--transition), transform var(--transition);
    }

    .category-entry-card:hover .card-bg {
        opacity: 0.45;
        transform: scale(1.05);
    }

    .category-entry-card .card-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(10, 46, 28, 0.25) 0%, rgba(10, 46, 28, 0.78) 100%);
    }

    .category-entry-card .card-body {
        position: relative;
        z-index: 2;
        padding: 1.6rem 1.5rem;
        display: flex;
        flex-direction: column;
        flex: 1;
        justify-content: flex-end;
    }

    .category-entry-card .cat-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 48px;
        height: 48px;
        background: rgba(255, 215, 0, 0.12);
        border: 1px solid var(--color-border-gold);
        border-radius: 50%;
        color: var(--color-gold);
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }

    .category-entry-card h3 {
        font-size: 1.2rem;
        font-weight: 800;
        color: var(--color-white);
        margin-bottom: 0.5rem;
    }

    .category-entry-card p {
        font-size: 0.9rem;
        color: var(--color-mint);
        margin-bottom: 1.1rem;
        line-height: 1.6;
    }

    .category-entry-card .cat-link {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        font-size: 0.88rem;
        font-weight: 700;
        color: var(--color-gold);
        transition: all var(--transition);
    }

    .category-entry-card .cat-link i {
        font-size: 0.8rem;
        transition: transform var(--transition);
    }

    .category-entry-card .cat-link:hover,
    .category-entry-card .cat-link:focus {
        color: var(--color-gold-soft);
    }

    .category-entry-card .cat-link:hover i {
        transform: translateX(4px);
    }

    /* ============ RESOURCE LIST ============ */
    .resource-section {
        background: var(--color-jade-900);
    }

    .resource-list {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1.4rem;
    }

    .resource-item {
        display: flex;
        align-items: flex-start;
        gap: 1.2rem;
        padding: 1.4rem 1.5rem;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-lg);
        transition: all var(--transition);
        text-decoration: none;
    }

    .resource-item:hover {
        border-color: var(--color-border-gold);
        background: rgba(255, 215, 0, 0.05);
        transform: translateY(-4px);
        box-shadow: var(--shadow-gold);
    }

    .resource-item .resource-index {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        flex-shrink: 0;
        background: linear-gradient(135deg, var(--color-gold) 0%, #B8860B 100%);
        color: #0A2E1C;
        font-weight: 900;
        font-size: 1.05rem;
        border-radius: 50rem;
    }

    .resource-item .resource-content h3 {
        font-size: 1.05rem;
        font-weight: 700;
        margin-bottom: 0.3rem;
        color: var(--color-white);
    }

    .resource-item .resource-content p {
        font-size: 0.9rem;
        color: var(--color-text-muted);
        margin-bottom: 0.5rem;
        line-height: 1.6;
    }

    .resource-item .resource-meta {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        font-size: 0.8rem;
        color: var(--color-gold);
        font-weight: 600;
    }

    .resource-item .resource-meta i {
        font-size: 0.75rem;
        opacity: 0.8;
    }

    /* ============ NEWS / CMS LIST ============ */
    .news-section {
        background: var(--color-jade-800);
        border-top: 1px solid var(--color-border-light);
        border-bottom: 1px solid var(--color-border-light);
    }

    .news-layout {
        display: grid;
        grid-template-columns: 1.5fr 1fr;
        gap: 2.4rem;
        align-items: start;
    }

    .news-list {
        display: flex;
        flex-direction: column;
        gap: 0.8rem;
    }

    .news-list-item {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 1.4rem;
        padding: 1.15rem 1.3rem;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        transition: all var(--transition);
        text-decoration: none;
    }

    .news-list-item:hover {
        border-color: var(--color-border-gold);
        background: rgba(255, 215, 0, 0.05);
        transform: translateX(4px);
    }

    .news-list-item .news-content {
        flex: 1;
        min-width: 0;
    }

    .news-list-item .news-category-tag {
        display: inline-block;
        padding: 0.2rem 0.8rem;
        font-size: 0.72rem;
        font-weight: 700;
        color: var(--color-gold);
        background: rgba(255, 215, 0, 0.1);
        border: 1px solid var(--color-border-gold);
        border-radius: 50rem;
        letter-spacing: 0.04em;
        margin-bottom: 0.45rem;
    }

    .news-list-item h3 {
        font-size: 1rem;
        font-weight: 700;
        color: var(--color-white);
        margin-bottom: 0.3rem;
        line-height: 1.45;
    }

    .news-list-item p {
        font-size: 0.88rem;
        color: var(--color-text-muted);
        margin-bottom: 0.4rem;
        line-height: 1.55;
    }

    .news-list-item .news-date {
        font-size: 0.78rem;
        color: var(--color-text-muted);
        display: flex;
        align-items: center;
        gap: 0.4rem;
    }

    .news-list-item .news-date i {
        color: var(--color-gold);
        font-size: 0.75rem;
    }

    .news-list-item .news-arrow {
        flex-shrink: 0;
        width: 36px;
        height: 36px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 215, 0, 0.08);
        color: var(--color-gold);
        border-radius: 50%;
        font-size: 0.85rem;
        transition: all var(--transition);
    }

    .news-list-item:hover .news-arrow {
        background: var(--color-gold);
        color: #0A2E1C;
    }

    .news-empty {
        padding: 1.5rem;
        text-align: left;
        color: var(--color-text-muted);
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        font-style: italic;
    }

    .news-sidebar {
        display: flex;
        flex-direction: column;
        gap: 1.3rem;
    }

    .news-feature-card {
        position: relative;
        border-radius: var(--radius-lg);
        overflow: hidden;
        border: 1px solid var(--color-border-light);
        background: var(--color-jade-700);
        transition: all var(--transition);
        min-height: 220px;
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
    }

    .news-feature-card:hover {
        border-color: var(--color-border-gold);
        box-shadow: var(--shadow-gold);
    }

    .news-feature-card .feature-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
        opacity: 0.35;
        transition: opacity var(--transition), transform var(--transition);
    }

    .news-feature-card:hover .feature-bg {
        opacity: 0.5;
        transform: scale(1.04);
    }

    .news-feature-card .feature-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(10, 46, 28, 0.1) 0%, rgba(10, 46, 28, 0.8) 100%);
    }

    .news-feature-card .feature-body {
        position: relative;
        z-index: 2;
        padding: 1.5rem 1.4rem;
    }

    .news-feature-card .feature-tag {
        display: inline-block;
        padding: 0.25rem 0.9rem;
        font-size: 0.72rem;
        font-weight: 700;
        color: #FFFFFF;
        background: var(--color-lucky-red);
        border-radius: 50rem;
        letter-spacing: 0.05em;
        margin-bottom: 0.6rem;
        text-transform: uppercase;
    }

    .news-feature-card h3 {
        font-size: 1.1rem;
        font-weight: 800;
        color: var(--color-white);
        margin-bottom: 0.35rem;
    }

    .news-feature-card p {
        font-size: 0.88rem;
        color: var(--color-mint);
        margin-bottom: 0.4rem;
        line-height: 1.55;
    }

    .news-feature-card .feature-link {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        font-size: 0.85rem;
        font-weight: 700;
        color: var(--color-gold);
    }

    /* ============ CTA DOWNLOAD ============ */
    .cta-download-section {
        position: relative;
        background: var(--color-jade-900);
        overflow: hidden;
        border-bottom: 1px solid var(--color-border-light);
    }

    .cta-download-section::before {
        content: "";
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 30% 50%, rgba(255, 215, 0, 0.1) 0%, rgba(10, 46, 28, 0) 55%),
                    radial-gradient(ellipse at 75% 40%, rgba(211, 47, 47, 0.06) 0%, rgba(10, 46, 28, 0) 50%);
        pointer-events: none;
    }

    .cta-download-panel {
        position: relative;
        z-index: 2;
        background: linear-gradient(135deg, rgba(18, 62, 37, 0.92) 0%, rgba(13, 56, 35, 0.9) 100%);
        border: 1px solid var(--color-border-gold);
        border-radius: var(--radius-xl);
        padding: 3rem 2.8rem;
        text-align: center;
        box-shadow: var(--shadow-gold-lg);
    }

    .cta-download-panel h2 {
        margin-bottom: 0.8rem;
    }

    .cta-download-panel p {
        max-width: 560px;
        margin-left: auto;
        margin-right: auto;
        color: var(--color-mint);
        font-size: 1rem;
    }

    .cta-download-panel .cta-actions {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.9rem;
        margin-top: 1.6rem;
    }

    /* ============ SOCIAL PROOF ============ */
    .social-proof-section {
        background: var(--color-jade-800);
        border-bottom: 1px solid var(--color-border-light);
    }

    .social-proof-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.2rem;
        margin-bottom: 2.6rem;
    }

    .social-proof-stat {
        padding: 1.5rem 1.3rem;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        text-align: center;
        transition: all var(--transition);
    }

    .social-proof-stat:hover {
        border-color: var(--color-border-gold);
        background: rgba(255, 215, 0, 0.05);
        transform: translateY(-4px);
    }

    .social-proof-stat i {
        font-size: 1.5rem;
        color: var(--color-gold);
        margin-bottom: 0.7rem;
        display: block;
    }

    .social-proof-stat .stat-value {
        display: block;
        font-size: 1.55rem;
        font-weight: 900;
        color: var(--color-white);
        margin-bottom: 0.2rem;
    }

    .social-proof-stat .stat-label {
        display: block;
        font-size: 0.85rem;
        color: var(--color-text-muted);
        line-height: 1.45;
    }

    .social-proof-testimonials {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1.3rem;
    }

    .testimonial-card {
        padding: 1.5rem 1.4rem;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-lg);
        transition: all var(--transition);
    }

    .testimonial-card:hover {
        border-color: var(--color-border-gold);
        transform: translateY(-4px);
    }

    .testimonial-card .testimonial-stars {
        color: var(--color-gold);
        font-size: 0.82rem;
        margin-bottom: 0.8rem;
        letter-spacing: 0.1em;
    }

    .testimonial-card blockquote {
        margin: 0 0 1rem;
        font-size: 0.92rem;
        color: var(--color-mint);
        line-height: 1.65;
        border-left: none;
        padding: 0;
    }

    .testimonial-card .testimonial-author {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        font-size: 0.85rem;
        color: var(--color-text-muted);
    }

    .testimonial-card .testimonial-author .author-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--color-gold);
        flex-shrink: 0;
    }

    /* ============ HOT LIST ============ */
    .hotlist-section {
        background: var(--color-jade-900);
        border-bottom: 1px solid var(--color-border-light);
    }

    .hotlist-layout {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1.8rem;
        align-items: start;
    }

    .hotlist-main-card {
        position: relative;
        border-radius: var(--radius-lg);
        overflow: hidden;
        border: 1px solid var(--color-border-gold);
        background: var(--color-jade-700);
        min-height: 320px;
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        box-shadow: var(--shadow-gold);
    }

    .hotlist-main-card .hotlist-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
        opacity: 0.4;
    }

    .hotlist-main-card .hotlist-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(10, 46, 28, 0.15) 0%, rgba(10, 46, 28, 0.82) 100%);
    }

    .hotlist-main-card .hotlist-body {
        position: relative;
        z-index: 2;
        padding: 1.8rem 1.6rem;
    }

    .hotlist-main-card .hotlist-badge {
        display: inline-block;
        padding: 0.28rem 1rem;
        font-size: 0.75rem;
        font-weight: 800;
        color: #FFFFFF;
        background: var(--color-lucky-red);
        border-radius: 50rem;
        letter-spacing: 0.06em;
        margin-bottom: 0.7rem;
        text-transform: uppercase;
        box-shadow: 0 4px 16px rgba(211, 47, 47, 0.4);
    }

    .hotlist-main-card h3 {
        font-size: 1.4rem;
        font-weight: 900;
        color: var(--color-white);
        margin-bottom: 0.45rem;
    }

    .hotlist-main-card p {
        font-size: 0.95rem;
        color: var(--color-mint);
        margin-bottom: 1rem;
        line-height: 1.6;
        max-width: 520px;
    }

    .hotlist-main-card .hotlist-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 0.6rem;
    }

    .hotlist-sub-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 0.9rem;
    }

    .hotlist-sub-item {
        display: flex;
        align-items: center;
        gap: 0.9rem;
        padding: 0.85rem 1.1rem;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        transition: all var(--transition);
    }

    .hotlist-sub-item:hover {
        border-color: var(--color-border-gold);
        background: rgba(255, 215, 0, 0.05);
    }

    .hotlist-sub-item .sub-index {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        flex-shrink: 0;
        background: rgba(255, 215, 0, 0.12);
        color: var(--color-gold);
        font-weight: 800;
        font-size: 0.9rem;
        border-radius: 50%;
    }

    .hotlist-sub-item .sub-content {
        flex: 1;
        min-width: 0;
    }

    .hotlist-sub-item .sub-content h4 {
        font-size: 0.95rem;
        font-weight: 700;
        color: var(--color-white);
        margin-bottom: 0.15rem;
    }

    .hotlist-sub-item .sub-content p {
        font-size: 0.82rem;
        color: var(--color-text-muted);
        margin: 0;
        line-height: 1.45;
    }

    .hotlist-sub-item .sub-link {
        flex-shrink: 0;
        display: inline-flex;
        align-items: center;
        gap: 0.35rem;
        font-size: 0.8rem;
        font-weight: 700;
        color: var(--color-gold);
    }

    /* ============ FAQ ============ */
    .faq-section {
        background: var(--color-jade-800);
        border-bottom: 1px solid var(--color-border-light);
    }

    .faq-list {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1.2rem;
        align-items: start;
    }

    .faq-item {
        padding: 1.3rem 1.4rem;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        transition: all var(--transition);
    }

    .faq-item:hover {
        border-color: var(--color-border-gold);
        background: rgba(255, 215, 0, 0.05);
    }

    .faq-item .faq-question {
        display: flex;
        align-items: flex-start;
        gap: 0.7rem;
        margin-bottom: 0.55rem;
    }

    .faq-item .faq-question i {
        color: var(--color-gold);
        font-size: 1rem;
        margin-top: 0.2rem;
        flex-shrink: 0;
    }

    .faq-item .faq-question h3 {
        font-size: 1rem;
        font-weight: 700;
        color: var(--color-white);
        margin: 0;
        line-height: 1.45;
    }

    .faq-item .faq-answer {
        font-size: 0.9rem;
        color: var(--color-text-muted);
        line-height: 1.68;
        padding-left: 1.7rem;
        margin: 0;
    }

    /* ============ FOOTER ============ */
    .site-footer {
        background: #071D11;
        border-top: 1px solid var(--color-border-gold);
        padding: 3.5rem 0 1.8rem;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr 1fr;
        gap: 2.2rem;
        margin-bottom: 2.4rem;
    }

    .footer-brand .brand-logo {
        margin-bottom: 1rem;
    }

    .footer-brand p {
        font-size: 0.9rem;
        color: var(--color-text-muted);
        line-height: 1.7;
        max-width: 340px;
    }

    .footer-payment {
        display: flex;
        flex-wrap: wrap;
        gap: 0.55rem;
        margin-top: 1.2rem;
    }

    .footer-payment .pay-badge {
        display: inline-flex;
        align-items: center;
        gap: 0.35rem;
        padding: 0.4rem 0.85rem;
        font-size: 0.78rem;
        font-weight: 600;
        color: var(--color-mint);
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid var(--color-border-light);
        border-radius: 50rem;
        white-space: nowrap;
    }

    .footer-payment .pay-badge i {
        color: var(--color-gold);
        font-size: 0.85rem;
    }

    .footer-col h4 {
        font-size: 0.95rem;
        font-weight: 800;
        color: var(--color-white);
        margin-bottom: 1rem;
        letter-spacing: 0.02em;
    }

    .footer-col ul {
        display: flex;
        flex-direction: column;
        gap: 0.55rem;
    }

    .footer-col ul a {
        font-size: 0.88rem;
        color: var(--color-text-muted);
        transition: all var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
    }

    .footer-col ul a:hover,
    .footer-col ul a:focus {
        color: var(--color-gold);
        transform: translateX(3px);
    }

    .footer-col ul a i {
        font-size: 0.72rem;
        color: var(--color-gold);
    }

    .footer-bottom {
        border-top: 1px solid var(--color-border-light);
        padding-top: 1.5rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 1rem;
    }

    .footer-bottom p {
        font-size: 0.82rem;
        color: var(--color-text-muted);
        margin: 0;
    }

    .footer-bottom .footer-compliance {
        display: flex;
        align-items: center;
        gap: 1rem;
        flex-wrap: wrap;
    }

    .footer-bottom .footer-compliance span {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        font-size: 0.78rem;
        color: var(--color-text-muted);
    }

    .footer-bottom .footer-compliance i {
        color: var(--color-gold);
        font-size: 0.8rem;
    }

    /* ============ FAB ============ */
    .fab-royal {
        position: fixed;
        left: 1rem;
        bottom: 6rem;
        z-index: 50;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 56px;
        height: 56px;
        border-radius: 50%;
        background: linear-gradient(135deg, #1C1C1E 0%, #0D0D0E 60%, #2A2A2C 100%);
        border: 2px solid var(--color-gold);
        box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.15);
        color: var(--color-gold);
        font-size: 1.35rem;
        text-decoration: none;
        transition: all var(--transition);
        opacity: 0.75;
        animation: fab-breathe 2.8s ease-in-out infinite;
    }

    .fab-royal:hover,
    .fab-royal:focus {
        opacity: 1;
        transform: scale(1.12);
        box-shadow: 0 6px 28px rgba(255, 215, 0, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.18);
        color: var(--color-gold);
    }

    .fab-royal:active {
        opacity: 1;
        transform: scale(0.94) translateY(2px);
    }

    .fab-royal .fab-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }

    .fab-royal .fab-icon::after {
        content: "👑";
        position: absolute;
        top: -18px;
        right: -13px;
        font-size: 0.7rem;
        transform: rotate(10deg);
        filter: drop-shadow(0 0 4px rgba(255, 215, 0, 0.55));
    }

    .fab-royal .fab-notification {
        position: absolute;
        top: 3px;
        right: 3px;
        width: 10px;
        height: 10px;
        border-radius: 50%;
        background: #FF1F1F;
        border: 2px solid #0D0D0E;
        animation: fab-blink 1.6s ease-in-out infinite;
    }

    @keyframes fab-breathe {
        0%, 100% { transform: translateY(0); }
        50% { transform: translateY(-5px); }
    }

    @keyframes fab-blink {
        0%, 100% { opacity: 1; }
        50% { opacity: 0.35; }
    }

    /* ============ RESPONSIVE ============ */
    @media (max-width: 1024px) {
        .hero-layout {
            grid-template-columns: 1fr 1.3fr 1fr;
            gap: 1.5rem;
        }

        .hero-value-point {
            padding: 0.75rem 0.85rem;
        }

        .hero-value-point .value-text h3 {
            font-size: 0.86rem;
        }

        .hero-value-point .value-text p {
            font-size: 0.78rem;
        }

        .category-entry-grid {
            grid-template-columns: repeat(3, 1fr);
            gap: 1rem;
        }

        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
        }
    }

    @media (max-width: 768px) {
        :root {
            --section-space: 56px;
            --section-space-mobile: 44px;
        }

        .nav-wrapper {
            flex-wrap: wrap;
            justify-content: space-between;
        }

        .main-nav {
            display: none;
            flex-direction: column;
            width: 100%;
            gap: 0;
            padding-top: 0.8rem;
        }

        .main-nav.is-open {
            display: flex;
        }

        .main-nav ul {
            flex-direction: column;
            width: 100%;
            gap: 0;
        }

        .main-nav a.nav-link {
            width: 100%;
            padding: 0.8rem 1rem;
            border-radius: var(--radius-sm);
        }

        .nav-actions {
            margin-left: auto;
        }

        .nav-toggle {
            display: inline-flex;
        }

        .btn-ghost {
            padding: 0.5rem 0.9rem;
            font-size: 0.82rem;
        }

        .btn-solid {
            padding: 0.5rem 1rem;
            font-size: 0.82rem;
        }

        .hero-layout {
            grid-template-columns: 1fr;
            gap: 1.4rem;
        }

        .hero-left {
            order: 2;
            flex-direction: row;
            flex-wrap: wrap;
            gap: 0.7rem;
        }

        .hero-left .hero-value-point {
            flex: 1 1 100%;
        }

        .hero-center {
            order: 1;
        }

        .hero-right {
            order: 3;
        }

        .hero-right .hero-download-group {
            flex-direction: row;
            flex-wrap: wrap;
        }

        .btn-download {
            flex: 1 1 auto;
            min-width: 150px;
        }

        .hero-quick-stats {
            grid-template-columns: 1fr 1fr;
        }

        .category-entry-grid {
            grid-template-columns: 1fr;
            gap: 1rem;
        }

        .resource-list {
            grid-template-columns: 1fr;
            gap: 1rem;
        }

        .news-layout {
            grid-template-columns: 1fr;
            gap: 1.4rem;
        }

        .social-proof-grid {
            grid-template-columns: 1fr 1fr;
            gap: 0.8rem;
        }

        .social-proof-testimonials {
            grid-template-columns: 1fr;
            gap: 0.8rem;
        }

        .hotlist-layout {
            grid-template-columns: 1fr;
            gap: 1rem;
        }

        .faq-list {
            grid-template-columns: 1fr;
            gap: 0.8rem;
        }

        .cta-download-panel {
            padding: 2rem 1.4rem;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 1.6rem;
        }

        .footer-bottom {
            flex-direction: column;
            text-align: center;
            justify-content: center;
        }

        .footer-bottom .footer-compliance {
            justify-content: center;
        }

        .fab-royal {
            width: 48px;
            height: 48px;
            font-size: 1.1rem;
            left: 0.75rem;
            bottom: 5rem;
        }
    }

    @media (max-width: 520px) {
        .grid-container {
            padding-left: 1rem;
            padding-right: 1rem;
        }

        .hero-section {
            padding: calc(var(--nav-height) + 1.6rem) 0 3rem;
        }

        .hero-center .hero-sub {
            font-size: 0.95rem;
        }

        .hero-product-stage {
            max-width: 100%;
        }

        .hero-left {
            flex-direction: column;
        }

        .hero-quick-stats {
            grid-template-columns: 1fr;
        }

        .social-proof-grid {
            grid-template-columns: 1fr;
        }

        .cta-download-panel .cta-actions {
            flex-direction: column;
        }

        .cta-download-panel .cta-actions .btn-download,
        .cta-download-panel .cta-actions .btn-code-gift {
            width: 100%;
        }
    }

/* roulang page: category1 */
:root {
        --color-jade-900: #0A2E1C;
        --color-jade-800: #0D3823;
        --color-jade-700: #123E25;
        --color-jade-600: #1A4A30;
        --color-jade-500: #24603E;
        --color-gold: #FFD700;
        --color-gold-soft: #F0E68C;
        --color-gold-dark: #C5A059;
        --color-lucky-red: #D32F2F;
        --color-lucky-red-dark: #B71C1C;
        --color-white: #FFFFFF;
        --color-mint: #D1F2EB;
        --color-mint-dark: #A8DCCC;
        --color-text-body: #D1F2EB;
        --color-text-muted: rgba(209, 242, 235, 0.72);
        --color-text-inverse: #0A2E1C;
        --color-border-gold: rgba(255, 215, 0, 0.35);
        --color-border-light: rgba(209, 242, 235, 0.14);
        --color-bg-overlay: rgba(10, 46, 28, 0.82);
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 22px;
        --radius-xl: 32px;
        --radius-2xl: 44px;
        --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.18);
        --shadow-md: 0 6px 28px rgba(0, 0, 0, 0.28);
        --shadow-lg: 0 14px 52px rgba(0, 0, 0, 0.38);
        --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.25);
        --shadow-gold-lg: 0 8px 38px rgba(255, 215, 0, 0.32);
        --font-sans: 'Be Vietnam Pro', 'Segoe UI', Tahoma, Arial, sans-serif;
        --container-max: 1200px;
        --section-space: 84px;
        --section-space-mobile: 52px;
        --nav-height: 78px;
        --transition: 0.25s ease;
    }

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }

    body {
        font-family: var(--font-sans);
        background: var(--color-jade-900);
        color: var(--color-text-body);
        margin: 0;
        padding: 0;
        line-height: 1.65;
        font-size: 16px;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    a {
        color: var(--color-gold);
        text-decoration: none;
        transition: color var(--transition), opacity var(--transition);
    }
    a:hover, a:focus {
        color: var(--color-gold-soft);
        text-decoration: none;
    }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
        outline: 3px solid rgba(255, 215, 0, 0.45);
        outline-offset: 3px;
        border-radius: var(--radius-sm);
    }

    img {
        max-width: 100%;
        height: auto;
        display: inline-block;
        vertical-align: middle;
    }

    .lead {
        font-size: clamp(1.02rem, 2vw, 1.18rem);
        line-height: 1.72;
        color: var(--color-text-muted);
    }

    .text-gold { color: var(--color-gold) !important; }
    .text-mint { color: var(--color-mint) !important; }
    .text-muted { color: var(--color-text-muted) !important; }

    .grid-container {
        max-width: var(--container-max);
        margin: 0 auto;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .section {
        padding: var(--section-space) 0;
    }
    .section-tight {
        padding: calc(var(--section-space) * 0.7) 0;
    }

    .section-header {
        margin-bottom: 2.6rem;
        max-width: 720px;
    }
    .section-header.is-left {
        max-width: 780px;
    }
    .section-header.is-center {
        margin-left: auto;
        margin-right: auto;
        text-align: center;
    }
    .section-header .section-kicker {
        display: inline-flex;
        align-items: center;
        gap: 0.55rem;
        font-size: 0.82rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.12em;
        color: var(--color-gold);
        padding: 0.45rem 1.1rem;
        border: 1px solid var(--color-border-gold);
        border-radius: 50rem;
        background: rgba(255, 215, 0, 0.08);
        margin-bottom: 1.15rem;
    }
    .section-header .section-kicker i {
        font-size: 0.9rem;
    }
    .section-header h2 {
        color: var(--color-white);
        font-weight: 800;
        font-size: clamp(1.6rem, 3.4vw, 2.4rem);
        line-height: 1.25;
        margin-bottom: 0.7rem;
    }
    .section-header p {
        font-size: 1.02rem;
        color: var(--color-text-muted);
        margin-bottom: 0;
        line-height: 1.7;
    }
    .divider-gold {
        width: 64px;
        height: 3px;
        background: linear-gradient(90deg, var(--color-gold) 0%, rgba(255, 215, 0, 0) 100%);
        border-radius: 4px;
        margin: 1.2rem 0 0;
    }
    .section-header.is-center .divider-gold {
        margin: 1.2rem auto 0;
    }

    /* ============ NAVIGATION ============ */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(10, 46, 28, 0.96);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--color-border-light);
        min-height: var(--nav-height);
        display: flex;
        align-items: center;
    }
    .site-header .grid-container {
        width: 100%;
    }
    .nav-wrapper {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1.5rem;
        min-height: var(--nav-height);
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        font-weight: 800;
        font-size: 1.18rem;
        color: var(--color-white);
        white-space: nowrap;
        transition: opacity var(--transition);
    }
    .brand-logo:hover, .brand-logo:focus {
        color: var(--color-gold);
        opacity: 1;
    }
    .brand-logo .logo-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        background: linear-gradient(145deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
        color: var(--color-text-inverse);
        font-weight: 900;
        font-size: 1.05rem;
        border-radius: 50%;
        box-shadow: 0 4px 14px rgba(255, 215, 0, 0.3);
        flex-shrink: 0;
    }
    .brand-logo .logo-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }
    .brand-logo .logo-text strong {
        font-size: 1.05rem;
        font-weight: 800;
        color: var(--color-white);
        letter-spacing: -0.01em;
    }
    .brand-logo .logo-text span {
        font-size: 0.74rem;
        color: var(--color-gold);
        font-weight: 500;
        letter-spacing: 0.04em;
    }

    .nav-toggle {
        display: none;
        background: transparent;
        border: 1px solid var(--color-border-gold);
        color: var(--color-gold);
        font-size: 1.25rem;
        width: 44px;
        height: 44px;
        border-radius: var(--radius-sm);
        cursor: pointer;
        align-items: center;
        justify-content: center;
        transition: background var(--transition), color var(--transition);
    }
    .nav-toggle:hover {
        background: rgba(255, 215, 0, 0.12);
        color: var(--color-gold-soft);
    }

    .main-nav ul {
        display: flex;
        align-items: center;
        gap: 0.25rem;
        margin: 0;
        padding: 0;
        list-style: none;
    }
    .main-nav .nav-link {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        color: var(--color-mint);
        font-weight: 500;
        font-size: 0.9rem;
        padding: 0.55rem 1rem;
        border-radius: 50rem;
        transition: background var(--transition), color var(--transition);
        white-space: nowrap;
    }
    .main-nav .nav-link:hover, .main-nav .nav-link:focus {
        background: rgba(255, 215, 0, 0.1);
        color: var(--color-gold);
    }
    .main-nav .nav-link.active {
        background: rgba(255, 215, 0, 0.15);
        color: var(--color-gold);
        font-weight: 700;
        box-shadow: inset 0 0 0 1px var(--color-border-gold);
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        flex-shrink: 0;
    }
    .btn-ghost {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        padding: 0.55rem 1.15rem;
        border-radius: 50rem;
        font-weight: 700;
        font-size: 0.88rem;
        color: var(--color-mint);
        background: transparent;
        border: 1px solid var(--color-border-light);
        transition: all var(--transition);
        white-space: nowrap;
    }
    .btn-ghost:hover, .btn-ghost:focus {
        background: rgba(209, 242, 235, 0.08);
        color: var(--color-white);
        border-color: var(--color-mint);
    }
    .btn-solid {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        padding: 0.55rem 1.35rem;
        border-radius: 50rem;
        font-weight: 800;
        font-size: 0.88rem;
        color: var(--color-text-inverse);
        background: linear-gradient(135deg, var(--color-gold) 0%, #FFE033 50%, var(--color-gold-dark) 100%);
        border: none;
        box-shadow: var(--shadow-gold);
        transition: all var(--transition);
        white-space: nowrap;
    }
    .btn-solid:hover, .btn-solid:focus {
        box-shadow: var(--shadow-gold-lg);
        transform: translateY(-2px);
        color: var(--color-text-inverse);
    }

    /* ============ HERO ============ */
    .hero-category {
        padding-top: calc(var(--nav-height) + 4rem);
        padding-bottom: 4rem;
        position: relative;
        background-image: url('/assets/images/backpic/back-1.jpg');
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
    }
    .hero-category::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(10, 46, 28, 0.95) 0%, rgba(10, 46, 28, 0.82) 45%, rgba(10, 46, 28, 0.7) 100%);
    }
    .hero-category .grid-container {
        position: relative;
        z-index: 1;
    }
    .hero-category-grid {
        display: grid;
        grid-template-columns: 1.1fr 0.9fr;
        gap: 3rem;
        align-items: center;
    }
    .hero-category-content {
        max-width: 620px;
    }
    .hero-kicker {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        background: rgba(255, 215, 0, 0.12);
        border: 1px solid var(--color-border-gold);
        color: var(--color-gold);
        font-size: 0.8rem;
        font-weight: 700;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        padding: 0.5rem 1.2rem;
        border-radius: 50rem;
        margin-bottom: 1.25rem;
    }
    .hero-category h1 {
        font-size: clamp(2rem, 4.8vw, 3.3rem);
        font-weight: 900;
        color: var(--color-white);
        line-height: 1.15;
        margin-bottom: 1.3rem;
        letter-spacing: -0.02em;
    }
    .hero-category h1 .highlight {
        color: var(--color-gold);
    }
    .hero-desc {
        font-size: clamp(1rem, 1.8vw, 1.12rem);
        color: var(--color-text-muted);
        line-height: 1.75;
        margin-bottom: 2rem;
        max-width: 560px;
    }
    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 0.9rem;
        align-items: center;
    }
    .btn-primary-hero {
        display: inline-flex;
        align-items: center;
        gap: 0.6rem;
        background: linear-gradient(135deg, var(--color-gold) 0%, #FFE033 50%, var(--color-gold-dark) 100%);
        color: var(--color-text-inverse);
        font-weight: 800;
        font-size: 0.98rem;
        padding: 0.85rem 2rem;
        border-radius: 50rem;
        box-shadow: var(--shadow-gold-lg);
        border: none;
        transition: all var(--transition);
        cursor: pointer;
    }
    .btn-primary-hero:hover, .btn-primary-hero:focus {
        transform: translateY(-3px);
        box-shadow: 0 12px 44px rgba(255, 215, 0, 0.42);
        color: var(--color-text-inverse);
    }
    .btn-secondary-hero {
        display: inline-flex;
        align-items: center;
        gap: 0.6rem;
        background: rgba(209, 242, 235, 0.08);
        color: var(--color-mint);
        font-weight: 700;
        font-size: 0.98rem;
        padding: 0.85rem 1.8rem;
        border-radius: 50rem;
        border: 1px solid var(--color-border-light);
        transition: all var(--transition);
    }
    .btn-secondary-hero:hover, .btn-secondary-hero:focus {
        background: rgba(209, 242, 235, 0.16);
        color: var(--color-white);
        border-color: var(--color-mint);
    }
    .hero-trust {
        display: flex;
        flex-wrap: wrap;
        gap: 1.2rem;
        margin-top: 1.8rem;
        font-size: 0.82rem;
        color: var(--color-text-muted);
    }
    .hero-trust span {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
    }
    .hero-trust i {
        color: var(--color-gold);
    }
    .hero-visual {
        position: relative;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .phone-card {
        background: rgba(10, 46, 28, 0.85);
        backdrop-filter: blur(10px);
        border: 1px solid var(--color-border-gold);
        border-radius: var(--radius-xl);
        padding: 1.8rem;
        max-width: 360px;
        width: 100%;
        box-shadow: var(--shadow-lg);
        position: relative;
        overflow: hidden;
    }
    .phone-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--color-gold), var(--color-lucky-red), var(--color-gold));
    }
    .phone-card .p-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 56px;
        height: 56px;
        background: rgba(255, 215, 0, 0.12);
        border: 1px solid var(--color-border-gold);
        border-radius: var(--radius-lg);
        font-size: 1.5rem;
        color: var(--color-gold);
        margin-bottom: 1.2rem;
    }
    .phone-card h3 {
        color: var(--color-white);
        font-weight: 800;
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
    }
    .phone-card p {
        color: var(--color-text-muted);
        font-size: 0.9rem;
        margin-bottom: 1.2rem;
    }
    .step-mini-list {
        display: flex;
        flex-direction: column;
        gap: 0.7rem;
        margin: 0;
        padding: 0;
        list-style: none;
    }
    .step-mini-list li {
        display: flex;
        align-items: center;
        gap: 0.7rem;
        font-size: 0.88rem;
        color: var(--color-mint);
        padding: 0.55rem 0.85rem;
        background: rgba(209, 242, 235, 0.05);
        border-radius: var(--radius-sm);
        border-left: 3px solid var(--color-gold);
    }
    .step-mini-list li i {
        color: var(--color-gold);
        font-size: 0.85rem;
        flex-shrink: 0;
    }
    .phone-card .code-badge {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        margin-top: 1.2rem;
        padding: 0.7rem 1rem;
        background: rgba(211, 47, 47, 0.18);
        border: 1px dashed rgba(255, 215, 0, 0.5);
        border-radius: var(--radius-sm);
        font-weight: 700;
        color: var(--color-gold);
        font-size: 0.9rem;
    }
    .phone-card .code-badge i {
        color: var(--color-lucky-red);
        font-size: 1.1rem;
    }

    /* ============ METRICS ============ */
    .metrics-section {
        background: linear-gradient(180deg, var(--color-jade-800) 0%, var(--color-jade-900) 100%);
        border-top: 1px solid var(--color-border-light);
        border-bottom: 1px solid var(--color-border-light);
    }
    .metrics-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }
    .metric-item {
        text-align: left;
        padding: 1.2rem 1.5rem;
        background: rgba(255, 215, 0, 0.04);
        border-left: 3px solid var(--color-gold);
        border-radius: var(--radius-sm);
        transition: background var(--transition), transform var(--transition);
    }
    .metric-item:hover {
        background: rgba(255, 215, 0, 0.08);
        transform: translateX(4px);
    }
    .metric-number {
        font-size: clamp(1.5rem, 3vw, 2.2rem);
        font-weight: 900;
        color: var(--color-gold);
        line-height: 1.2;
        margin-bottom: 0.25rem;
    }
    .metric-label {
        font-size: 0.85rem;
        color: var(--color-text-muted);
        font-weight: 500;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }
    .metric-label i {
        color: var(--color-gold);
        font-size: 0.8rem;
    }

    /* ============ STEPS / SERVICE MATRIX ============ */
    .steps-section {
        background: var(--color-jade-900);
    }
    .steps-wrap {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
    .step-card {
        padding: 1.8rem 1.6rem;
        background: rgba(18, 62, 37, 0.6);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-lg);
        position: relative;
        transition: all var(--transition);
        overflow: hidden;
    }
    .step-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--color-gold), rgba(255, 215, 0, 0.1));
    }
    .step-card:hover {
        border-color: var(--color-border-gold);
        box-shadow: var(--shadow-gold);
        transform: translateY(-6px);
    }
    .step-num {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
        color: var(--color-text-inverse);
        font-weight: 900;
        font-size: 1.1rem;
        border-radius: 50%;
        margin-bottom: 1.1rem;
        box-shadow: 0 4px 12px rgba(255, 215, 0, 0.28);
    }
    .step-card h3 {
        color: var(--color-white);
        font-weight: 800;
        font-size: 1.1rem;
        margin-bottom: 0.55rem;
        line-height: 1.35;
    }
    .step-card p {
        color: var(--color-text-muted);
        font-size: 0.92rem;
        margin-bottom: 0;
        line-height: 1.65;
    }
    .step-card .step-meta {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        margin-top: 1rem;
        font-size: 0.8rem;
        font-weight: 700;
        color: var(--color-gold);
    }

    /* ============ COMPARE ============ */
    .compare-section {
        background: linear-gradient(180deg, var(--color-jade-900) 0%, var(--color-jade-800) 100%);
        border-top: 1px solid var(--color-border-light);
        border-bottom: 1px solid var(--color-border-light);
    }
    .compare-table-wrap {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .compare-table {
        width: 100%;
        min-width: 720px;
        border-collapse: collapse;
        background: rgba(18, 62, 37, 0.5);
        border-radius: var(--radius-lg);
        overflow: hidden;
        border: 1px solid var(--color-border-light);
    }
    .compare-table th, .compare-table td {
        padding: 1rem 1.2rem;
        text-align: left;
        border-bottom: 1px solid var(--color-border-light);
        font-size: 0.92rem;
    }
    .compare-table th {
        background: rgba(255, 215, 0, 0.08);
        color: var(--color-gold);
        font-weight: 800;
        font-size: 0.9rem;
        letter-spacing: 0.03em;
        white-space: nowrap;
    }
    .compare-table td {
        color: var(--color-mint);
    }
    .compare-table tr:last-child td {
        border-bottom: none;
    }
    .compare-table tr:hover td {
        background: rgba(255, 215, 0, 0.04);
    }
    .badge-best {
        display: inline-flex;
        align-items: center;
        gap: 0.35rem;
        background: rgba(255, 215, 0, 0.15);
        color: var(--color-gold);
        font-size: 0.75rem;
        font-weight: 700;
        padding: 0.3rem 0.7rem;
        border-radius: 50rem;
        border: 1px solid var(--color-border-gold);
        white-space: nowrap;
    }
    .compare-icon {
        color: var(--color-gold);
        margin-right: 0.5rem;
    }

    /* ============ CTA FORM ============ */
    .cta-section {
        background: var(--color-jade-900);
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        top: -120px;
        right: -120px;
        width: 420px;
        height: 420px;
        background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, rgba(255, 215, 0, 0) 70%);
        border-radius: 50%;
        pointer-events: none;
    }
    .cta-panel {
        display: grid;
        grid-template-columns: 1.1fr 0.9fr;
        gap: 2.5rem;
        align-items: center;
        background: rgba(18, 62, 37, 0.7);
        border: 1px solid var(--color-border-gold);
        border-radius: var(--radius-xl);
        padding: 2.5rem;
        position: relative;
        z-index: 1;
        box-shadow: var(--shadow-lg);
    }
    .cta-panel h2 {
        color: var(--color-white);
        font-weight: 900;
        font-size: clamp(1.5rem, 3vw, 2.2rem);
        line-height: 1.25;
        margin-bottom: 0.75rem;
    }
    .cta-panel .cta-desc {
        color: var(--color-text-muted);
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.6rem;
        max-width: 520px;
    }
    .cta-panel .cta-points {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        margin: 0 0 1.6rem;
        padding: 0;
        list-style: none;
    }
    .cta-panel .cta-points li {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        font-size: 0.88rem;
        font-weight: 600;
        color: var(--color-mint);
    }
    .cta-panel .cta-points li i {
        color: var(--color-gold);
    }
    .form-phone {
        display: flex;
        flex-wrap: wrap;
        gap: 0.8rem;
        align-items: center;
    }
    .form-phone input {
        flex: 1;
        min-width: 220px;
        padding: 0.75rem 1.2rem;
        border-radius: 50rem;
        border: 1px solid var(--color-border-light);
        background: rgba(209, 242, 235, 0.06);
        color: var(--color-white);
        font-family: var(--font-sans);
        font-size: 0.95rem;
        transition: border-color var(--transition), background var(--transition);
    }
    .form-phone input::placeholder {
        color: rgba(209, 242, 235, 0.5);
    }
    .form-phone input:focus {
        border-color: var(--color-gold);
        background: rgba(209, 242, 235, 0.1);
        outline: none;
    }
    .btn-cta-submit {
        display: inline-flex;
        align-items: center;
        gap: 0.55rem;
        background: linear-gradient(135deg, var(--color-gold) 0%, #FFE033 50%, var(--color-gold-dark) 100%);
        color: var(--color-text-inverse);
        font-weight: 800;
        font-size: 0.95rem;
        padding: 0.75rem 1.80rem;
        border-radius: 50rem;
        border: none;
        box-shadow: var(--shadow-gold);
        cursor: pointer;
        transition: all var(--transition);
        white-space: nowrap;
    }
    .btn-cta-submit:hover, .btn-cta-submit:focus {
        transform: translateY(-2px);
        box-shadow: var(--shadow-gold-lg);
        color: var(--color-text-inverse);
    }
    .cta-feature-img {
        border-radius: var(--radius-lg);
        overflow: hidden;
        border: 1px solid var(--color-border-gold);
        box-shadow: var(--shadow-md);
    }
    .cta-feature-img img {
        display: block;
        width: 100%;
        height: 280px;
        object-fit: cover;
    }

    /* ============ FAQ ============ */
    .faq-section {
        background: linear-gradient(180deg, var(--color-jade-800) 0%, var(--color-jade-900) 100%);
        border-top: 1px solid var(--color-border-light);
    }
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 0.9rem;
        max-width: 820px;
        margin: 0 auto;
    }
    .faq-item {
        background: rgba(18, 62, 37, 0.55);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: border-color var(--transition);
    }
    .faq-item:hover {
        border-color: var(--color-border-gold);
    }
    .faq-item.active {
        border-color: var(--color-border-gold);
        box-shadow: var(--shadow-sm);
    }
    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding: 1.1rem 1.4rem;
        cursor: pointer;
        font-weight: 700;
        font-size: 0.98rem;
        color: var(--color-white);
        background: transparent;
        border: none;
        width: 100%;
        text-align: left;
        font-family: var(--font-sans);
        transition: color var(--transition);
    }
    .faq-question:hover, .faq-question:focus {
        color: var(--color-gold);
    }
    .faq-question i {
        flex-shrink: 0;
        color: var(--color-gold);
        transition: transform 0.3s ease;
        font-size: 0.95rem;
    }
    .faq-item.active .faq-question i {
        transform: rotate(180deg);
    }
    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease, padding 0.35s ease;
        padding: 0 1.4rem;
    }
    .faq-item.active .faq-answer {
        max-height: 240px;
        padding-bottom: 1.2rem;
    }
    .faq-answer p {
        color: var(--color-text-muted);
        font-size: 0.92rem;
        line-height: 1.7;
        margin: 0;
    }

    /* ============ FAB ============ */
    .fab-support {
        position: fixed;
        left: 1rem;
        bottom: 6rem;
        z-index: 50;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.55rem;
        width: 56px;
        height: 56px;
        background: linear-gradient(145deg, #1C1C1E 0%, #0A2E1C 100%);
        border: 2px solid var(--color-gold);
        border-radius: 50%;
        box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
        color: var(--color-gold);
        font-size: 1.15rem;
        text-decoration: none;
        opacity: 0.88;
        transition: all var(--transition);
        animation: fab-breathe 3.2s ease-in-out infinite;
        position: fixed;
    }
    .fab-support::after {
        content: '';
        position: absolute;
        top: -2px;
        right: -2px;
        width: 14px;
        height: 14px;
        background: var(--color-lucky-red);
        border: 2px solid var(--color-jade-900);
        border-radius: 50%;
        animation: fab-blink 1.6s ease-in-out infinite;
    }
    .fab-support:hover, .fab-support:focus {
        opacity: 1;
        transform: scale(1.1);
        box-shadow: 0 8px 32px rgba(255, 215, 0, 0.45);
        color: var(--color-gold);
    }
    .fab-support:active {
        transform: scale(0.94) translateY(2px);
    }
    @keyframes fab-breathe {
        0%, 100% { transform: translateY(0); }
        50% { transform: translateY(-6px); }
    }
    @keyframes fab-blink {
        0%, 100% { opacity: 1; }
        50% { opacity: 0.35; }
    }

    /* ============ FOOTER ============ */
    .site-footer {
        background: #061A10;
        border-top: 1px solid var(--color-border-light);
        padding: 3.5rem 0 2rem;
        color: var(--color-text-muted);
        font-size: 0.9rem;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr 1fr;
        gap: 2rem;
        margin-bottom: 2rem;
    }
    .footer-brand .brand-logo {
        margin-bottom: 1rem;
    }
    .footer-brand p {
        font-size: 0.88rem;
        line-height: 1.7;
        color: var(--color-text-muted);
        margin-bottom: 1.2rem;
        max-width: 340px;
    }
    .footer-payment {
        display: flex;
        flex-wrap: wrap;
        gap: 0.6rem;
    }
    .pay-badge {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        font-size: 0.76rem;
        font-weight: 600;
        color: var(--color-mint);
        padding: 0.35rem 0.75rem;
        background: rgba(209, 242, 235, 0.06);
        border: 1px solid var(--color-border-light);
        border-radius: 50rem;
    }
    .pay-badge i {
        color: var(--color-gold);
    }
    .footer-col h4 {
        color: var(--color-white);
        font-weight: 800;
        font-size: 0.95rem;
        margin-bottom: 1rem;
        letter-spacing: 0.02em;
    }
    .footer-col ul {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-direction: column;
        gap: 0.55rem;
    }
    .footer-col ul a {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        color: var(--color-text-muted);
        font-size: 0.88rem;
        transition: color var(--transition), transform var(--transition);
    }
    .footer-col ul a:hover, .footer-col ul a:focus {
        color: var(--color-gold);
        transform: translateX(4px);
    }
    .footer-col ul a i {
        font-size: 0.72rem;
        color: var(--color-gold);
    }
    .footer-bottom {
        border-top: 1px solid var(--color-border-light);
        padding-top: 1.5rem;
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        align-items: center;
        justify-content: space-between;
        font-size: 0.8rem;
        color: var(--color-text-muted);
    }
    .footer-bottom a {
        color: var(--color-gold);
        font-weight: 600;
    }
    .footer-bottom .fb-links {
        display: flex;
        gap: 1.4rem;
        flex-wrap: wrap;
    }
    .responsibility-note {
        font-size: 0.76rem;
        color: rgba(209, 242, 235, 0.5);
        margin-top: 1rem;
        line-height: 1.6;
    }
    .responsibility-note strong {
        color: var(--color-gold);
        font-weight: 700;
    }

    /* ============ RESPONSIVE ============ */
    @media (max-width: 1024px) {
        .hero-category-grid {
            gap: 2rem;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .metrics-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (max-width: 768px) {
        .nav-toggle {
            display: inline-flex;
        }
        .main-nav {
            display: none;
            position: absolute;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: rgba(10, 46, 28, 0.98);
            border-bottom: 1px solid var(--color-border-light);
            padding: 1rem 1.5rem 1.5rem;
            box-shadow: var(--shadow-md);
        }
        .main-nav.is-open {
            display: block;
        }
        .main-nav ul {
            flex-direction: column;
            align-items: stretch;
            gap: 0.3rem;
        }
        .main-nav .nav-link {
            padding: 0.75rem 1rem;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
        }
        .nav-actions {
            margin-left: auto;
        }
        .nav-actions .btn-ghost {
            padding: 0.45rem 0.9rem;
            font-size: 0.8rem;
        }
        .nav-actions .btn-solid {
            padding: 0.45rem 1rem;
            font-size: 0.8rem;
        }
        .hero-category {
            padding-top: calc(var(--nav-height) + 2rem);
            padding-bottom: 2.5rem;
        }
        .hero-category-grid {
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        .hero-category h1 {
            font-size: clamp(1.7rem, 5vw, 2.4rem);
        }
        .steps-wrap {
            grid-template-columns: 1fr;
        }
        .cta-panel {
            grid-template-columns: 1fr;
            padding: 1.6rem;
            gap: 1.5rem;
        }
        .cta-feature-img img {
            height: 200px;
        }
        :root {
            --section-space: var(--section-space-mobile);
        }
    }

    @media (max-width: 520px) {
        .grid-container {
            padding-left: 1rem;
            padding-right: 1rem;
        }
        .brand-logo .logo-text span {
            display: none;
        }
        .brand-logo .logo-mark {
            width: 38px;
            height: 38px;
            font-size: 0.95rem;
        }
        .brand-logo .logo-text strong {
            font-size: 0.9rem;
        }
        .nav-actions .btn-ghost {
            display: none;
        }
        .nav-actions .btn-solid {
            padding: 0.45rem 0.9rem;
            font-size: 0.78rem;
        }
        .hero-actions {
            flex-direction: column;
            align-items: stretch;
        }
        .hero-actions .btn-primary-hero,
        .hero-actions .btn-secondary-hero {
            justify-content: center;
            width: 100%;
        }
        .hero-trust {
            gap: 0.8rem;
            flex-direction: column;
        }
        .metrics-grid {
            grid-template-columns: 1fr;
            gap: 0.8rem;
        }
        .compare-table-wrap {
            margin: 0 -1rem;
            padding: 0 1rem;
        }
        .form-phone {
            flex-direction: column;
        }
        .form-phone input {
            min-width: 100%;
        }
        .btn-cta-submit {
            width: 100%;
            justify-content: center;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }
        .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
        }
        .fab-support {
            left: 0.75rem;
            bottom: 5rem;
            width: 48px;
            height: 48px;
            font-size: 1rem;
        }
    }

/* roulang page: article */
:root {
        --color-jade-900: #0A2E1C;
        --color-jade-800: #0D3823;
        --color-jade-700: #123E25;
        --color-jade-600: #1A4A30;
        --color-jade-500: #24603E;
        --color-gold: #FFD700;
        --color-gold-soft: #F0E68C;
        --color-gold-dark: #C5A059;
        --color-lucky-red: #D32F2F;
        --color-lucky-red-dark: #B71C1C;
        --color-white: #FFFFFF;
        --color-mint: #D1F2EB;
        --color-mint-dark: #A8DCCC;
        --color-text-body: #D1F2EB;
        --color-text-muted: rgba(209, 242, 235, 0.72);
        --color-text-inverse: #0A2E1C;
        --color-border-gold: rgba(255, 215, 0, 0.35);
        --color-border-light: rgba(209, 242, 235, 0.14);
        --color-bg-overlay: rgba(10, 46, 28, 0.82);
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 22px;
        --radius-xl: 32px;
        --radius-2xl: 44px;
        --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.18);
        --shadow-md: 0 6px 28px rgba(0, 0, 0, 0.28);
        --shadow-lg: 0 14px 52px rgba(0, 0, 0, 0.38);
        --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.25);
        --shadow-gold-lg: 0 8px 38px rgba(255, 215, 0, 0.32);
        --font-sans: 'Be Vietnam Pro', 'Segoe UI', Tahoma, Arial, sans-serif;
        --container-max: 1200px;
        --section-space: 72px;
        --section-space-mobile: 48px;
        --nav-height: 78px;
        --transition: 0.25s ease;
    }
    
    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }
    
    body {
        font-family: var(--font-sans);
        background: var(--color-jade-900);
        color: var(--color-text-body);
        margin: 0;
        padding: 0;
        line-height: 1.65;
        font-size: 16px;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        padding-top: var(--nav-height);
    }
    
    a {
        color: var(--color-gold);
        text-decoration: none;
        transition: color var(--transition), opacity var(--transition);
    }
    a:hover, a:focus {
        color: var(--color-gold-soft);
        text-decoration: none;
    }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
        outline: 3px solid rgba(255, 215, 0, 0.45);
        outline-offset: 3px;
        border-radius: var(--radius-sm);
    }
    img {
        max-width: 100%;
        height: auto;
        display: inline-block;
        vertical-align: middle;
    }
    
    .grid-container {
        max-width: var(--container-max);
        margin: 0 auto;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    .section {
        padding: var(--section-space) 0;
    }
    .section-tight {
        padding: calc(var(--section-space) * 0.7) 0;
    }
    
    .section-header {
        margin-bottom: 2.6rem;
        max-width: 720px;
    }
    .section-header.is-left {
        max-width: 780px;
    }
    .section-header.is-center {
        margin-left: auto;
        margin-right: auto;
        text-align: center;
    }
    .section-header .section-kicker {
        display: inline-flex;
        align-items: center;
        gap: 0.55rem;
        font-size: 0.82rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.12em;
        color: var(--color-gold);
        padding: 0.45rem 1.1rem;
        border: 1px solid var(--color-border-gold);
        border-radius: 50rem;
        background: rgba(255, 215, 0, 0.08);
        margin-bottom: 1.15rem;
    }
    .section-header .section-kicker i {
        font-size: 0.9rem;
    }
    .section-header h2 {
        margin-bottom: 0.7rem;
        color: var(--color-white);
        font-weight: 800;
        font-size: clamp(1.6rem, 3.4vw, 2.4rem);
        line-height: 1.25;
    }
    .section-header p {
        font-size: 1.02rem;
        color: var(--color-text-muted);
        margin-bottom: 0;
        line-height: 1.68;
    }
    
    .divider-gold {
        width: 64px;
        height: 3px;
        background: linear-gradient(90deg, var(--color-gold) 0%, rgba(255, 215, 0, 0) 100%);
        border-radius: 4px;
        margin: 1.2rem 0 0;
    }
    
    /* ============ NAVIGATION ============ */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(10, 46, 28, 0.94);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--color-border-light);
        min-height: var(--nav-height);
        display: flex;
        align-items: center;
    }
    .site-header .grid-container {
        width: 100%;
    }
    .nav-wrapper {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1.5rem;
        min-height: var(--nav-height);
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        font-weight: 800;
        font-size: 1.18rem;
        color: var(--color-white);
        white-space: nowrap;
        transition: opacity var(--transition);
        text-decoration: none;
    }
    .brand-logo:hover, .brand-logo:focus {
        color: var(--color-gold);
        opacity: 1;
    }
    .brand-logo .logo-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        border-radius: 12px;
        background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
        color: var(--color-jade-900);
        font-weight: 900;
        font-size: 1.05rem;
        letter-spacing: -0.02em;
        box-shadow: var(--shadow-gold);
        flex-shrink: 0;
    }
    .brand-logo .logo-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }
    .brand-logo .logo-text strong {
        font-size: 0.98rem;
        color: var(--color-white);
        letter-spacing: -0.01em;
    }
    .brand-logo .logo-text span {
        font-size: 0.72rem;
        font-weight: 500;
        color: var(--color-gold);
        letter-spacing: 0.04em;
    }
    .main-nav ul {
        display: flex;
        align-items: center;
        gap: 0.35rem;
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .main-nav ul li {
        margin: 0;
    }
    .nav-link {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.6rem 1rem;
        border-radius: 50rem;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--color-text-muted);
        transition: all var(--transition);
        white-space: nowrap;
        text-decoration: none;
    }
    .nav-link:hover, .nav-link:focus {
        color: var(--color-gold);
        background: rgba(255, 215, 0, 0.08);
    }
    .nav-link.active {
        color: var(--color-gold);
        background: rgba(255, 215, 0, 0.12);
        border: 1px solid var(--color-border-gold);
    }
    .nav-link i {
        font-size: 0.85rem;
    }
    .nav-actions {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        flex-shrink: 0;
    }
    .btn-ghost {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0.6rem 1.4rem;
        border-radius: 50rem;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--color-mint);
        border: 1px solid var(--color-border-light);
        background: transparent;
        transition: all var(--transition);
        text-decoration: none;
        white-space: nowrap;
    }
    .btn-ghost:hover, .btn-ghost:focus {
        border-color: var(--color-gold);
        color: var(--color-gold);
        background: rgba(255, 215, 0, 0.06);
    }
    .btn-solid {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.45rem;
        padding: 0.6rem 1.6rem;
        border-radius: 50rem;
        font-size: 0.9rem;
        font-weight: 700;
        color: var(--color-jade-900);
        background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
        border: none;
        cursor: pointer;
        transition: all var(--transition);
        box-shadow: var(--shadow-gold);
        text-decoration: none;
        white-space: nowrap;
    }
    .btn-solid:hover, .btn-solid:focus {
        box-shadow: var(--shadow-gold-lg);
        transform: translateY(-2px);
        color: var(--color-jade-900);
        text-decoration: none;
    }
    .nav-toggle {
        display: none;
        background: transparent;
        border: 1px solid var(--color-border-light);
        color: var(--color-mint);
        width: 42px;
        height: 42px;
        border-radius: 10px;
        cursor: pointer;
        font-size: 1.1rem;
        transition: all var(--transition);
        align-items: center;
        justify-content: center;
    }
    .nav-toggle:hover {
        border-color: var(--color-gold);
        color: var(--color-gold);
    }
    
    /* ============ ARTICLE HERO ============ */
    .article-hero {
        padding: 3rem 0 2rem;
        background: linear-gradient(160deg, rgba(18, 62, 37, 0.55) 0%, rgba(10, 46, 28, 0) 60%);
        border-bottom: 1px solid var(--color-border-light);
    }
    .breadcrumb {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 0.5rem;
        font-size: 0.85rem;
        color: var(--color-text-muted);
        margin-bottom: 1.6rem;
    }
    .breadcrumb a {
        color: var(--color-text-muted);
        transition: color var(--transition);
        text-decoration: none;
    }
    .breadcrumb a:hover {
        color: var(--color-gold);
    }
    .breadcrumb .separator {
        opacity: 0.5;
    }
    .breadcrumb .current {
        color: var(--color-gold);
        font-weight: 600;
    }
    .article-meta-wrap {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 1rem;
        margin-bottom: 1rem;
    }
    .article-cat-badge {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        padding: 0.35rem 1rem;
        border-radius: 50rem;
        background: rgba(255, 215, 0, 0.12);
        border: 1px solid var(--color-border-gold);
        font-size: 0.8rem;
        font-weight: 600;
        color: var(--color-gold);
        white-space: nowrap;
    }
    .article-date {
        font-size: 0.85rem;
        color: var(--color-text-muted);
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
    }
    .article-hero h1 {
        font-size: clamp(1.7rem, 4vw, 2.6rem);
        font-weight: 800;
        line-height: 1.28;
        color: var(--color-white);
        margin-bottom: 1rem;
        letter-spacing: -0.015em;
    }
    .article-hero .article-excerpt {
        font-size: 1.06rem;
        color: var(--color-text-muted);
        max-width: 820px;
        line-height: 1.7;
    }
    
    /* ============ ARTICLE LAYOUT ============ */
    .article-layout {
        padding: 2.5rem 0;
    }
    .article-layout .article-main-col {
        padding-right: 0.8rem;
    }
    .article-layout .article-side-col {
        padding-left: 0.8rem;
    }
    
    .article-cover {
        border-radius: var(--radius-lg);
        overflow: hidden;
        margin-bottom: 2rem;
        border: 1px solid var(--color-border-light);
        box-shadow: var(--shadow-md);
        position: relative;
    }
    .article-cover img {
        width: 100%;
        height: auto;
        display: block;
        object-fit: cover;
    }
    
    .article-body {
        font-size: 1.02rem;
        line-height: 1.75;
        color: var(--color-text-body);
    }
    .article-body h2 {
        font-size: 1.45rem;
        font-weight: 700;
        color: var(--color-white);
        margin: 2rem 0 0.8rem;
        letter-spacing: -0.01em;
    }
    .article-body h3 {
        font-size: 1.2rem;
        font-weight: 700;
        color: var(--color-white);
        margin: 1.6rem 0 0.6rem;
    }
    .article-body p {
        margin-bottom: 1rem;
        color: var(--color-text-body);
    }
    .article-body ul,
    .article-body ol {
        margin: 0.8rem 0 1.2rem;
        padding-left: 1.5rem;
    }
    .article-body li {
        margin-bottom: 0.5rem;
        color: var(--color-text-body);
    }
    .article-body img {
        border-radius: var(--radius-md);
        margin: 1.5rem 0;
        box-shadow: var(--shadow-sm);
        max-width: 100%;
        height: auto;
    }
    .article-body blockquote {
        border-left: 4px solid var(--color-gold);
        background: rgba(255, 215, 0, 0.06);
        padding: 1rem 1.5rem;
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        margin: 1.5rem 0;
        font-style: italic;
        color: var(--color-mint);
    }
    .article-body a {
        color: var(--color-gold);
        text-decoration: underline;
        text-underline-offset: 3px;
    }
    .article-body a:hover {
        color: var(--color-gold-soft);
    }
    .article-body table {
        width: 100%;
        border-collapse: collapse;
        margin: 1.5rem 0;
        font-size: 0.92rem;
        border-radius: var(--radius-sm);
        overflow: hidden;
    }
    .article-body table th {
        background: var(--color-jade-600);
        color: var(--color-white);
        font-weight: 700;
        padding: 0.8rem 1rem;
        text-align: left;
        border-bottom: 2px solid var(--color-gold);
    }
    .article-body table td {
        padding: 0.75rem 1rem;
        border-bottom: 1px solid var(--color-border-light);
        color: var(--color-text-body);
    }
    .article-body table tr:nth-child(even) td {
        background: rgba(18, 62, 37, 0.4);
    }
    
    /* ============ ARTICLE SIDEBAR ============ */
    .article-side-widget {
        background: rgba(18, 62, 37, 0.5);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-lg);
        padding: 1.6rem;
        margin-bottom: 1.6rem;
    }
    .article-side-widget h3 {
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--color-white);
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }
    .article-side-widget h3 i {
        color: var(--color-gold);
        font-size: 1rem;
    }
    .quick-download-list {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .quick-download-list li {
        margin-bottom: 0.75rem;
    }
    .quick-download-list li:last-child {
        margin-bottom: 0;
    }
    .quick-download-list a {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        padding: 0.7rem 1rem;
        border-radius: var(--radius-sm);
        background: rgba(10, 46, 28, 0.5);
        border: 1px solid var(--color-border-light);
        font-size: 0.88rem;
        font-weight: 600;
        color: var(--color-text-body);
        transition: all var(--transition);
        text-decoration: none;
    }
    .quick-download-list a:hover {
        border-color: var(--color-gold);
        color: var(--color-gold);
        background: rgba(255, 215, 0, 0.06);
    }
    .quick-download-list a i {
        color: var(--color-gold);
        width: 18px;
        text-align: center;
    }
    .side-cta-box {
        text-align: center;
        background: linear-gradient(150deg, rgba(255, 215, 0, 0.12) 0%, rgba(211, 47, 47, 0.08) 100%);
        border: 1px solid var(--color-border-gold);
        border-radius: var(--radius-lg);
        padding: 1.8rem 1.5rem;
    }
    .side-cta-box h4 {
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--color-white);
        margin-bottom: 0.6rem;
    }
    .side-cta-box p {
        font-size: 0.9rem;
        color: var(--color-text-muted);
        margin-bottom: 1.2rem;
    }
    .side-cta-box .btn-solid {
        width: 100%;
    }
    
    /* ============ SPEC TABLE ============ */
    .spec-table-section {
        background: rgba(13, 56, 35, 0.6);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-lg);
        padding: 2rem;
        margin: 2rem 0;
    }
    .spec-table-section h3 {
        font-size: 1.3rem;
        font-weight: 700;
        color: var(--color-white);
        margin-bottom: 1.4rem;
        text-align: center;
    }
    .spec-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
        gap: 1rem;
    }
    .spec-item {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        padding: 1rem 1.2rem;
        background: rgba(10, 46, 28, 0.6);
        border-radius: var(--radius-md);
        border: 1px solid var(--color-border-light);
    }
    .spec-item i {
        font-size: 1.2rem;
        color: var(--color-gold);
        width: 28px;
        text-align: center;
        flex-shrink: 0;
    }
    .spec-item .spec-label {
        font-size: 0.78rem;
        color: var(--color-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }
    .spec-item .spec-value {
        font-size: 0.95rem;
        font-weight: 700;
        color: var(--color-white);
    }
    
    /* ============ DOWNLOAD CTA ============ */
    .download-cta-section {
        background: linear-gradient(145deg, var(--color-jade-700) 0%, var(--color-jade-900) 100%);
        border: 1px solid var(--color-border-gold);
        border-radius: var(--radius-xl);
        padding: 2.5rem 2rem;
        margin: 2.5rem 0;
        position: relative;
        overflow: hidden;
    }
    .download-cta-section::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -20%;
        width: 350px;
        height: 350px;
        background: radial-gradient(circle, rgba(255, 215, 0, 0.12) 0%, rgba(255, 215, 0, 0) 70%);
        border-radius: 50%;
        pointer-events: none;
    }
    .download-cta-section h3 {
        font-size: 1.4rem;
        font-weight: 800;
        color: var(--color-white);
        margin-bottom: 0.6rem;
        position: relative;
        z-index: 1;
    }
    .download-cta-section p {
        font-size: 1rem;
        color: var(--color-text-muted);
        margin-bottom: 1.4rem;
        position: relative;
        z-index: 1;
    }
    .download-cta-section .cta-buttons {
        display: flex;
        flex-wrap: wrap;
        gap: 0.8rem;
        position: relative;
        z-index: 1;
    }
    .btn-download-large {
        display: inline-flex;
        align-items: center;
        gap: 0.7rem;
        padding: 0.9rem 2.2rem;
        border-radius: 50rem;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--color-jade-900);
        background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
        border: none;
        cursor: pointer;
        transition: all var(--transition);
        box-shadow: var(--shadow-gold-lg);
        text-decoration: none;
        white-space: nowrap;
    }
    .btn-download-large:hover, .btn-download-large:focus {
        transform: translateY(-3px);
        box-shadow: 0 12px 44px rgba(255, 215, 0, 0.45);
        color: var(--color-jade-900);
        text-decoration: none;
    }
    .btn-code-copy {
        display: inline-flex;
        align-items: center;
        gap: 0.7rem;
        padding: 0.9rem 1.6rem;
        border-radius: 50rem;
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--color-gold);
        background: rgba(255, 215, 0, 0.1);
        border: 1px dashed var(--color-border-gold);
        cursor: pointer;
        transition: all var(--transition);
        text-decoration: none;
        white-space: nowrap;
    }
    .btn-code-copy:hover, .btn-code-copy:focus {
        background: rgba(255, 215, 0, 0.2);
        border-color: var(--color-gold);
        color: var(--color-gold);
        text-decoration: none;
    }
    
    /* ============ RELATED POSTS ============ */
    .related-card {
        background: rgba(18, 62, 37, 0.5);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: all var(--transition);
        display: block;
        text-decoration: none;
        height: 100%;
    }
    .related-card:hover {
        border-color: var(--color-border-gold);
        box-shadow: var(--shadow-gold);
        transform: translateY(-3px);
        text-decoration: none;
    }
    .related-card .related-img {
        height: 170px;
        overflow: hidden;
        position: relative;
    }
    .related-card .related-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
        transition: transform 0.5s ease;
    }
    .related-card:hover .related-img img {
        transform: scale(1.06);
    }
    .related-card .related-body {
        padding: 1.2rem 1.4rem 1.4rem;
    }
    .related-card .related-cat {
        font-size: 0.78rem;
        font-weight: 600;
        color: var(--color-gold);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        margin-bottom: 0.5rem;
    }
    .related-card h4 {
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--color-white);
        margin-bottom: 0.5rem;
        line-height: 1.4;
    }
    .related-card p {
        font-size: 0.88rem;
        color: var(--color-text-muted);
        margin-bottom: 0;
        line-height: 1.6;
    }
    
    /* ============ FAQ ============ */
    .faq-list {
        max-width: 880px;
        margin: 0 auto;
    }
    .faq-item {
        background: rgba(18, 62, 37, 0.5);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-md);
        margin-bottom: 0.9rem;
        overflow: hidden;
        transition: all var(--transition);
    }
    .faq-item:hover {
        border-color: var(--color-border-gold);
    }
    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding: 1.1rem 1.5rem;
        cursor: pointer;
        font-weight: 600;
        font-size: 0.98rem;
        color: var(--color-white);
        background: transparent;
        border: none;
        width: 100%;
        text-align: left;
        transition: color var(--transition);
    }
    .faq-question:hover {
        color: var(--color-gold);
    }
    .faq-question i {
        color: var(--color-gold);
        transition: transform var(--transition);
        flex-shrink: 0;
    }
    .faq-item.is-open .faq-question i {
        transform: rotate(180deg);
    }
    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease, padding 0.3s ease;
        padding: 0 1.5rem;
        color: var(--color-text-muted);
        font-size: 0.93rem;
        line-height: 1.68;
    }
    .faq-item.is-open .faq-answer {
        max-height: 400px;
        padding: 0 1.5rem 1.2rem;
    }
    
    /* ============ NOT FOUND ============ */
    .article-not-found {
        text-align: center;
        padding: 4rem 1.5rem;
        background: rgba(18, 62, 37, 0.5);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-lg);
    }
    .article-not-found i {
        font-size: 3rem;
        color: var(--color-gold);
        margin-bottom: 1.2rem;
    }
    .article-not-found h2 {
        font-size: 1.6rem;
        font-weight: 800;
        color: var(--color-white);
        margin-bottom: 0.6rem;
    }
    .article-not-found p {
        color: var(--color-text-muted);
        margin-bottom: 1.5rem;
    }
    
    /* ============ FLOATING DOWNLOAD BAR ============ */
    .floating-download-bar {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 90;
        background: rgba(10, 46, 28, 0.96);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-top: 1px solid var(--color-border-gold);
        padding: 0.8rem 0;
        transform: translateY(100%);
        transition: transform 0.35s ease;
    }
    .floating-download-bar.is-visible {
        transform: translateY(0);
    }
    .floating-download-bar .grid-container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        flex-wrap: wrap;
    }
    .floating-download-bar .bar-info {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        flex-shrink: 0;
    }
    .floating-download-bar .bar-icon {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-jade-900);
        font-size: 1.1rem;
        flex-shrink: 0;
        box-shadow: var(--shadow-gold);
    }
    .floating-download-bar .bar-text {
        line-height: 1.3;
    }
    .floating-download-bar .bar-text strong {
        display: block;
        font-size: 0.9rem;
        font-weight: 700;
        color: var(--color-white);
    }
    .floating-download-bar .bar-text span {
        font-size: 0.78rem;
        color: var(--color-gold);
    }
    .floating-download-bar .bar-actions {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        flex-shrink: 0;
    }
    
    /* ============ FOOTER ============ */
    .site-footer {
        background: #072517;
        border-top: 1px solid var(--color-border-light);
        padding: 3.5rem 0 2rem;
        margin-top: 2rem;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 2.5rem;
        margin-bottom: 2.5rem;
    }
    .footer-brand p {
        font-size: 0.92rem;
        color: var(--color-text-muted);
        margin: 1.2rem 0 1.4rem;
        line-height: 1.7;
        max-width: 360px;
    }
    .footer-payment {
        display: flex;
        flex-wrap: wrap;
        gap: 0.6rem;
    }
    .pay-badge {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        padding: 0.45rem 1rem;
        border-radius: 50rem;
        background: rgba(255, 215, 0, 0.08);
        border: 1px solid var(--color-border-light);
        font-size: 0.82rem;
        font-weight: 600;
        color: var(--color-mint);
    }
    .pay-badge i {
        color: var(--color-gold);
        font-size: 0.85rem;
    }
    .footer-col h4 {
        font-size: 1rem;
        font-weight: 700;
        color: var(--color-white);
        margin-bottom: 1.1rem;
        letter-spacing: 0.02em;
    }
    .footer-col ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-col ul li {
        margin-bottom: 0.6rem;
    }
    .footer-col ul a {
        font-size: 0.9rem;
        color: var(--color-text-muted);
        transition: color var(--transition);
        text-decoration: none;
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
    }
    .footer-col ul a i {
        font-size: 0.75rem;
        color: var(--color-gold);
    }
    .footer-col ul a:hover {
        color: var(--color-gold);
    }
    .footer-bottom {
        border-top: 1px solid var(--color-border-light);
        padding-top: 1.5rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 1rem;
    }
    .footer-bottom p {
        font-size: 0.85rem;
        color: var(--color-text-muted);
        margin: 0;
    }
    .footer-bottom .legal-links {
        display: flex;
        gap: 1.2rem;
        flex-wrap: wrap;
    }
    .footer-bottom .legal-links a {
        font-size: 0.85rem;
        color: var(--color-text-muted);
        text-decoration: none;
    }
    .footer-bottom .legal-links a:hover {
        color: var(--color-gold);
    }
    
    /* ============ RESPONSIVE ============ */
    @media (max-width: 1024px) {
        :root {
            --section-space: 60px;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .article-layout .article-main-col {
            padding-right: 0;
        }
        .article-layout .article-side-col {
            padding-left: 0;
            margin-top: 2rem;
        }
    }
    
    @media (max-width: 768px) {
        :root {
            --section-space: 48px;
            --nav-height: 68px;
        }
        body {
            padding-top: var(--nav-height);
        }
        .nav-wrapper {
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .nav-toggle {
            display: flex;
        }
        .main-nav {
            display: none;
            width: 100%;
            order: 10;
            background: rgba(10, 46, 28, 0.98);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            padding: 0.8rem;
            margin-top: 0.4rem;
        }
        .main-nav.is-open {
            display: block;
        }
        .main-nav ul {
            flex-direction: column;
            gap: 0.25rem;
            width: 100%;
        }
        .nav-link {
            width: 100%;
            padding: 0.7rem 1rem;
        }
        .nav-actions {
            margin-left: auto;
        }
        .nav-actions .btn-ghost {
            padding: 0.5rem 1rem;
            font-size: 0.85rem;
        }
        .nav-actions .btn-solid {
            padding: 0.5rem 1.2rem;
            font-size: 0.85rem;
        }
        .brand-logo .logo-text strong {
            font-size: 0.85rem;
        }
        .brand-logo .logo-text span {
            font-size: 0.65rem;
        }
        .brand-logo .logo-mark {
            width: 36px;
            height: 36px;
            font-size: 0.9rem;
            border-radius: 10px;
        }
        
        .article-hero h1 {
            font-size: 1.6rem;
        }
        .article-hero {
            padding: 2rem 0 1.5rem;
        }
        
        .spec-table-section {
            padding: 1.5rem 1.2rem;
        }
        .spec-grid {
            grid-template-columns: 1fr;
        }
        
        .download-cta-section {
            padding: 2rem 1.5rem;
        }
        .download-cta-section .cta-buttons {
            flex-direction: column;
            width: 100%;
        }
        .btn-download-large,
        .btn-code-copy {
            width: 100%;
            justify-content: center;
        }
        
        .floating-download-bar .grid-container {
            flex-direction: column;
            gap: 0.6rem;
            text-align: center;
        }
        .floating-download-bar .bar-info {
            justify-content: center;
        }
        .floating-download-bar .bar-actions {
            width: 100%;
            justify-content: center;
        }
        
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
            gap: 0.8rem;
        }
        .footer-bottom .legal-links {
            justify-content: center;
        }
        
        .article-layout .article-side-col {
            margin-top: 1.5rem;
        }
        .article-side-widget {
            padding: 1.3rem;
        }
    }
    
    @media (max-width: 520px) {
        :root {
            --section-space: 40px;
        }
        .grid-container {
            padding-left: 1rem;
            padding-right: 1rem;
        }
        .section-header h2 {
            font-size: 1.45rem;
        }
        .article-hero h1 {
            font-size: 1.4rem;
        }
        .article-body {
            font-size: 0.96rem;
        }
        .article-body h2 {
            font-size: 1.25rem;
        }
        .article-body h3 {
            font-size: 1.08rem;
        }
        .related-card .related-img {
            height: 150px;
        }
        .faq-question {
            font-size: 0.92rem;
            padding: 1rem 1.2rem;
        }
        .faq-answer {
            font-size: 0.88rem;
            padding: 0 1.2rem;
        }
        .faq-item.is-open .faq-answer {
            padding: 0 1.2rem 1rem;
        }
        .download-cta-section h3 {
            font-size: 1.2rem;
        }
    }

/* roulang page: category2 */
:root {
            --color-jade-900: #0A2E1C;
            --color-jade-800: #0D3823;
            --color-jade-700: #123E25;
            --color-jade-600: #1A4A30;
            --color-jade-500: #24603E;
            --color-gold: #FFD700;
            --color-gold-soft: #F0E68C;
            --color-gold-dark: #C5A059;
            --color-lucky-red: #D32F2F;
            --color-lucky-red-dark: #B71C1C;
            --color-white: #FFFFFF;
            --color-mint: #D1F2EB;
            --color-mint-dark: #A8DCCC;
            --color-text-body: #D1F2EB;
            --color-text-muted: rgba(209, 242, 235, 0.72);
            --color-text-inverse: #0A2E1C;
            --color-border-gold: rgba(255, 215, 0, 0.35);
            --color-border-light: rgba(209, 242, 235, 0.14);
            --color-bg-overlay: rgba(10, 46, 28, 0.82);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --radius-2xl: 44px;
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.18);
            --shadow-md: 0 6px 28px rgba(0, 0, 0, 0.28);
            --shadow-lg: 0 14px 52px rgba(0, 0, 0, 0.38);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.25);
            --shadow-gold-lg: 0 8px 38px rgba(255, 215, 0, 0.32);
            --font-sans: 'Be Vietnam Pro', 'Segoe UI', Tahoma, Arial, sans-serif;
            --container-max: 1200px;
            --section-space: 72px;
            --section-space-mobile: 48px;
            --nav-height: 78px;
            --transition: 0.25s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background: var(--color-jade-900);
            color: var(--color-text-body);
            margin: 0;
            padding: 0;
            line-height: 1.65;
            font-size: 16px;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--color-gold);
            text-decoration: none;
            transition: color var(--transition), opacity var(--transition), transform var(--transition);
        }

        a:hover,
        a:focus {
            color: var(--color-gold-soft);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(255, 215, 0, 0.45);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        img {
            max-width: 100%;
            height: auto;
            display: inline-block;
            vertical-align: middle;
        }

        .grid-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        .section {
            padding: var(--section-space) 0;
        }

        .section-tight {
            padding: calc(var(--section-space) * 0.7) 0;
        }

        .section-header {
            margin-bottom: 2.6rem;
            max-width: 760px;
        }

        .section-header.is-left {
            max-width: 820px;
        }

        .section-header.is-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 0.55rem;
            font-size: 0.82rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--color-gold);
            padding: 0.45rem 1.1rem;
            border: 1px solid var(--color-border-gold);
            border-radius: 50rem;
            background: rgba(255, 215, 0, 0.08);
            margin-bottom: 1.15rem;
        }

        .section-kicker i {
            font-size: 0.9rem;
        }

        .section-header h2 {
            margin-bottom: 0.75rem;
            font-size: clamp(1.6rem, 4vw, 2.25rem);
            font-weight: 800;
            color: var(--color-white);
        }

        .section-header p {
            font-size: 1.02rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .text-gold {
            color: var(--color-gold) !important;
        }
        .text-mint {
            color: var(--color-mint) !important;
        }
        .text-muted {
            color: var(--color-text-muted) !important;
        }

        /* ============ NAVIGATION ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(10, 46, 28, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header .grid-container {
            width: 100%;
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            min-height: var(--nav-height);
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--color-white);
            white-space: nowrap;
            transition: opacity var(--transition);
        }

        .brand-logo:hover,
        .brand-logo:focus {
            color: var(--color-gold);
            opacity: 1;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            font-weight: 900;
            font-size: 1.05rem;
            letter-spacing: -0.02em;
            box-shadow: var(--shadow-gold);
            flex-shrink: 0;
        }

        .brand-logo .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
        }

        .brand-logo .logo-text strong {
            font-size: 0.98rem;
            font-weight: 800;
            color: var(--color-white);
        }

        .brand-logo .logo-text span {
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--color-gold-soft);
            letter-spacing: 0.03em;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--color-border-gold);
            color: var(--color-gold);
            font-size: 1.2rem;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 215, 0, 0.1);
        }

        .main-nav ul {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-body);
            padding: 0.6rem 0;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
            white-space: nowrap;
        }

        .main-nav .nav-link:hover {
            color: var(--color-gold-soft);
            border-bottom-color: var(--color-border-gold);
        }

        .main-nav .nav-link.active {
            color: var(--color-gold);
            border-bottom-color: var(--color-gold);
            font-weight: 700;
        }

        .main-nav .nav-link i {
            font-size: 0.85rem;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            flex-shrink: 0;
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.55rem 1.15rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: 50rem;
            border: 1px solid var(--color-border-light);
            background: transparent;
            color: var(--color-text-body);
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-ghost:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.06);
        }

        .btn-solid {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.55rem 1.3rem;
            font-size: 0.9rem;
            font-weight: 700;
            border-radius: 50rem;
            border: none;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            box-shadow: var(--shadow-gold);
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold-lg);
            color: var(--color-jade-900);
        }

        /* ============ HERO ============ */
        .hero-section {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            padding: calc(var(--nav-height) + 80px) 0 80px;
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 46, 28, 0.93) 0%, rgba(10, 46, 28, 0.7) 55%, rgba(10, 46, 28, 0.55) 100%);
            z-index: 1;
        }

        .hero-section .grid-container {
            position: relative;
            z-index: 2;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 0.55rem;
            font-size: 0.82rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--color-gold);
            padding: 0.45rem 1.2rem;
            border: 1px solid var(--color-border-gold);
            border-radius: 50rem;
            background: rgba(255, 215, 0, 0.12);
            margin-bottom: 1.25rem;
        }

        .hero-kicker i {
            font-size: 0.95rem;
        }

        .hero-section h1 {
            font-size: clamp(1.9rem, 5.5vw, 3.1rem);
            font-weight: 900;
            color: var(--color-white);
            line-height: 1.15;
            margin-bottom: 1.2rem;
            max-width: 820px;
            letter-spacing: -0.01em;
        }

        .hero-section h1 .text-gold {
            display: block;
            font-weight: 900;
        }

        .hero-sub {
            font-size: clamp(1.02rem, 2vw, 1.15rem);
            color: var(--color-text-muted);
            line-height: 1.72;
            max-width: 700px;
            margin-bottom: 2rem;
        }

        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 0.9rem;
            margin-bottom: 2rem;
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 0.55rem;
            padding: 0.85rem 1.8rem;
            font-size: 1rem;
            font-weight: 700;
            border-radius: 50rem;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            box-shadow: var(--shadow-gold-lg);
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-gold:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 42px rgba(255, 215, 0, 0.4);
            color: var(--color-jade-900);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.55rem;
            padding: 0.85rem 1.8rem;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 50rem;
            background: transparent;
            border: 1px solid var(--color-border-gold);
            color: var(--color-gold);
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-outline:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--color-gold);
            color: var(--color-gold-soft);
            transform: translateY(-2px);
        }

        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 1.75rem;
            align-items: center;
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-muted);
        }

        .trust-item i {
            color: var(--color-gold);
            font-size: 1rem;
        }

        /* ============ METRICS ============ */
        .metrics-section {
            padding: 1.5rem 0;
            background: var(--color-jade-800);
            border-bottom: 1px solid var(--color-border-light);
            border-top: 1px solid var(--color-border-light);
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }

        .metric-card {
            text-align: left;
            padding: 1.5rem 0;
        }

        .metric-card:not(:last-child) {
            border-right: 1px solid var(--color-border-light);
            padding-right: 2rem;
        }

        .metric-value {
            font-size: 2.1rem;
            font-weight: 900;
            color: var(--color-gold);
            line-height: 1.15;
            margin-bottom: 0.35rem;
            letter-spacing: -0.01em;
        }

        .metric-label {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-muted);
        }

        /* ============ PROMO CARDS ============ */
        .promo-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .promo-card {
            position: relative;
            background: var(--color-jade-800);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }

        .promo-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border-gold);
        }

        .promo-card-media {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .promo-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }

        .promo-card:hover .promo-card-media img {
            transform: scale(1.06);
        }

        .promo-card-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 46, 28, 0.05) 0%, rgba(10, 46, 28, 0.75) 100%);
        }

        .promo-badge {
            position: absolute;
            top: 1rem;
            left: 1rem;
            z-index: 2;
            background: var(--color-lucky-red);
            color: var(--color-white);
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 0.35rem 0.85rem;
            border-radius: 50rem;
            box-shadow: var(--shadow-sm);
        }

        .promo-badge.is-gold {
            background: var(--color-gold);
            color: var(--color-jade-900);
        }

        .promo-card-body {
            padding: 1.75rem 1.6rem 1.6rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .promo-title {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 0.5rem;
        }

        .promo-value {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--color-gold);
            margin-bottom: 1rem;
            line-height: 1.2;
        }

        .promo-list {
            list-style: none;
            margin: 0 0 1.5rem;
            padding: 0;
            flex: 1;
        }

        .promo-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            font-size: 0.94rem;
            color: var(--color-text-body);
            padding: 0.35rem 0;
        }

        .promo-list li i {
            color: var(--color-gold);
            font-size: 0.95rem;
            margin-top: 0.15rem;
            flex-shrink: 0;
        }

        .promo-card .btn-gold {
            width: 100%;
            justify-content: center;
            padding: 0.75rem 1.2rem;
            font-size: 0.95rem;
        }

        /* ============ COMPARISON ============ */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            max-width: 880px;
            margin: 0 auto;
        }

        .compare-col {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            background: var(--color-jade-800);
        }

        .compare-col.is-featured {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-gold-lg);
            background: var(--color-jade-700);
        }

        .compare-head {
            padding: 1.3rem 1.6rem;
            background: rgba(255, 215, 0, 0.07);
            border-bottom: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            gap: 0.7rem;
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--color-white);
        }

        .compare-col.is-featured .compare-head {
            background: rgba(255, 215, 0, 0.15);
            color: var(--color-gold);
        }

        .compare-head i {
            font-size: 1.2rem;
        }

        .compare-body {
            padding: 0.5rem 1.6rem 1.6rem;
        }

        .compare-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 0.85rem 0;
            border-bottom: 1px solid var(--color-border-light);
        }

        .compare-row:last-child {
            border-bottom: none;
        }

        .compare-row-label {
            font-size: 0.94rem;
            font-weight: 500;
            color: var(--color-text-muted);
        }

        .compare-row-value {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-white);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .compare-row-value i {
            font-size: 1rem;
        }

        .compare-row-value .fa-xmark {
            color: var(--color-lucky-red);
            font-size: 1.1rem;
        }

        .compare-row-value .fa-check {
            color: var(--color-gold);
            font-size: 1.1rem;
        }

        /* ============ STEPS ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.75rem;
        }

        .step-card {
            background: var(--color-jade-800);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 1.75rem 1.5rem;
            transition: all var(--transition);
            position: relative;
        }

        .step-card:hover {
            border-color: var(--color-border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            font-weight: 900;
            font-size: 1.05rem;
            margin-bottom: 1rem;
            box-shadow: var(--shadow-gold);
        }

        .step-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 0.55rem;
        }

        .step-desc {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.65;
            margin: 0;
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 0.9rem;
            overflow: hidden;
            background: var(--color-jade-800);
            transition: border-color var(--transition);
        }

        .faq-item:hover {
            border-color: var(--color-border-gold);
        }

        details.faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 1.25rem 1.6rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--color-white);
            transition: color var(--transition);
        }

        details.faq-item summary::-webkit-details-marker {
            display: none;
        }

        details.faq-item summary:hover {
            color: var(--color-gold-soft);
        }

        details.faq-item summary .faq-icon {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.12);
            color: var(--color-gold);
            font-size: 0.8rem;
            transition: transform var(--transition);
        }

        details.faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 1.6rem 1.4rem;
            font-size: 0.96rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* ============ CTA FORM ============ */
        .cta-form-section {
            background: linear-gradient(135deg, var(--color-jade-800) 0%, var(--color-jade-600) 100%);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-xl);
            max-width: 760px;
            margin: 0 auto;
            padding: 3rem 2.5rem;
            position: relative;
            overflow: hidden;
        }

        .cta-form-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.15) 0%, transparent 70%);
            z-index: 0;
            pointer-events: none;
        }

        .cta-form-section .section-header {
            position: relative;
            z-index: 1;
        }

        .cta-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.25rem;
            position: relative;
            z-index: 1;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
        }

        .form-group.is-full {
            grid-column: 1 / -1;
        }

        .form-group label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-mint);
        }

        .form-input {
            padding: 0.85rem 1.2rem;
            font-size: 1rem;
            font-family: var(--font-sans);
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border-light);
            background: rgba(10, 46, 28, 0.7);
            color: var(--color-white);
            transition: border-color var(--transition), box-shadow var(--transition);
            width: 100%;
        }

        .form-input::placeholder {
            color: rgba(209, 242, 235, 0.45);
        }

        .form-input:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
            outline: none;
        }

        .form-submit {
            grid-column: 1 / -1;
            padding: 0.95rem 1.8rem;
            font-size: 1.05rem;
            font-weight: 700;
            font-family: var(--font-sans);
            border-radius: 50rem;
            border: none;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            box-shadow: var(--shadow-gold-lg);
            cursor: pointer;
            transition: all var(--transition);
            width: 100%;
        }

        .form-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 42px rgba(255, 215, 0, 0.4);
        }

        .form-note {
            grid-column: 1 / -1;
            text-align: center;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
        }

        .form-success {
            display: none;
            grid-column: 1 / -1;
            text-align: center;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            color: var(--color-gold-soft);
            font-weight: 600;
            font-size: 0.98rem;
        }

        .form-success.is-visible {
            display: block;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-jade-900);
            border-top: 1px solid var(--color-border-light);
            padding: 3rem 0 0;
            margin-top: var(--section-space);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
        }

        .footer-brand .brand-logo {
            margin-bottom: 1rem;
        }

        .footer-brand p {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin-top: 1.2rem;
        }

        .pay-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 0.9rem;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 50rem;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--color-border-gold);
            color: var(--color-gold-soft);
        }

        .pay-badge i {
            font-size: 0.85rem;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 1.1rem;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .footer-col ul li a {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.92rem;
            color: var(--color-text-muted);
            transition: color var(--transition), transform var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--color-gold);
            transform: translateX(3px);
        }

        .footer-col ul li a i {
            font-size: 0.75rem;
            color: var(--color-gold);
        }

        .footer-bottom {
            border-top: 1px solid var(--color-border-light);
            padding: 1.4rem 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }

        .footer-bottom p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
        }

        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            align-items: center;
        }

        .footer-license {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-gold-soft);
            padding: 0.4rem 0.9rem;
            border: 1px solid var(--color-border-gold);
            border-radius: 50rem;
            background: rgba(255, 215, 0, 0.07);
        }

        .footer-license i {
            font-size: 0.85rem;
        }

        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 2px solid var(--color-gold);
            color: var(--color-gold);
            font-weight: 900;
            font-size: 0.85rem;
            background: rgba(211, 47, 47, 0.15);
        }

        /* ============ FAB ============ */
        .fab-support {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 0.3rem;
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            font-size: 1.3rem;
            text-decoration: none;
            box-shadow: var(--shadow-gold-lg);
            animation: fab-breathe 2.8s ease-in-out infinite;
            transition: transform var(--transition), opacity var(--transition);
            opacity: 0.88;
            position: fixed;
            z-index: 50;
            border: 3px solid rgba(255, 215, 0, 0.65);
        }

        .fab-support:hover {
            transform: scale(1.1);
            opacity: 1;
            color: var(--color-jade-900);
        }

        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }

        .fab-support .fab-label {
            display: none;
            font-size: 0.65rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }

        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--color-lucky-red);
            border: 2px solid var(--color-jade-900);
            animation: fab-dot-blink 1.6s ease-in-out infinite;
        }

        @keyframes fab-breathe {
            0%, 100% {
                transform: translateY(0);
                box-shadow: var(--shadow-gold-lg);
            }
            50% {
                transform: translateY(-6px);
                box-shadow: 0 10px 32px rgba(255, 215, 0, 0.45);
            }
        }

        @keyframes fab-dot-blink {
            0%, 100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(0.85);
            }
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            :root {
                --section-space: 60px;
                --section-space-mobile: 44px;
            }

            .main-nav ul {
                gap: 1.25rem;
            }

            .main-nav .nav-link {
                font-size: 0.85rem;
            }

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }

            .metric-card:not(:last-child) {
                border-right: none;
                padding-right: 0;
            }

            .metric-card {
                padding: 1rem 0;
            }

            .promo-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .compare-grid {
                grid-template-columns: 1fr;
            }

            .compare-col.is-featured {
                order: -1;
            }

            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-flex;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(10, 46, 28, 0.98);
                border-bottom: 1px solid var(--color-border-light);
                padding: 1.25rem 1.5rem;
                z-index: 99;
                box-shadow: var(--shadow-lg);
            }

            .main-nav.is-open {
                display: block;
            }

            .main-nav ul {
                flex-direction: column;
                gap: 0;
                align-items: stretch;
            }

            .main-nav .nav-link {
                padding: 0.85rem 0;
                border-bottom: 1px solid var(--color-border-light);
                font-size: 0.95rem;
            }

            .main-nav .nav-link.active {
                border-bottom-color: var(--color-gold);
            }

            .nav-actions .btn-ghost {
                padding: 0.5rem 0.9rem;
                font-size: 0.82rem;
            }

            .nav-actions .btn-solid {
                padding: 0.5rem 1rem;
                font-size: 0.82rem;
            }

            .hero-section {
                min-height: 520px;
                padding: calc(var(--nav-height) + 56px) 0 56px;
            }

            .hero-section h1 {
                font-size: clamp(1.7rem, 8vw, 2.4rem);
            }

            .hero-cta {
                flex-direction: column;
                gap: 0.7rem;
            }

            .btn-gold,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }

            .hero-trust {
                gap: 1.15rem;
                flex-wrap: wrap;
            }

            .promo-grid {
                grid-template-columns: 1fr;
            }

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 1.15rem;
            }

            .cta-form {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .form-group.is-full,
            .form-submit,
            .form-note,
            .form-success {
                grid-column: 1;
            }

            .section-header {
                margin-bottom: 2rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.75rem;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.9rem;
            }

            .fab-support {
                width: 56px;
                height: 56px;
                font-size: 1.15rem;
                left: 1rem;
                bottom: 5rem;
            }
        }

        @media (max-width: 520px) {
            .brand-logo .logo-text strong {
                font-size: 0.82rem;
            }

            .brand-logo .logo-text span {
                font-size: 0.65rem;
            }

            .brand-logo .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 0.9rem;
            }

            .nav-actions .btn-ghost {
                padding: 0.45rem 0.7rem;
                font-size: 0.75rem;
            }

            .nav-actions .btn-solid {
                padding: 0.45rem 0.8rem;
                font-size: 0.75rem;
            }

            .hero-section {
                min-height: 500px;
                padding: calc(var(--nav-height) + 40px) 0 40px;
            }

            .hero-kicker {
                font-size: 0.7rem;
                padding: 0.35rem 0.9rem;
            }

            .hero-section h1 {
                font-size: 1.6rem;
            }

            .hero-sub {
                font-size: 0.95rem;
            }

            .cta-form-section {
                padding: 2rem 1.25rem;
            }

            .metric-value {
                font-size: 1.6rem;
            }

            .metric-label {
                font-size: 0.8rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-jade-900: #0A2E1C;
            --color-jade-800: #0D3823;
            --color-jade-700: #123E25;
            --color-jade-600: #1A4A30;
            --color-jade-500: #24603E;
            --color-gold: #FFD700;
            --color-gold-soft: #F0E68C;
            --color-gold-dark: #C5A059;
            --color-lucky-red: #D32F2F;
            --color-lucky-red-dark: #B71C1C;
            --color-white: #FFFFFF;
            --color-mint: #D1F2EB;
            --color-mint-dark: #A8DCCC;
            --color-text-body: #D1F2EB;
            --color-text-muted: rgba(209, 242, 235, 0.72);
            --color-text-inverse: #0A2E1C;
            --color-border-gold: rgba(255, 215, 0, 0.35);
            --color-border-light: rgba(209, 242, 235, 0.14);
            --color-bg-overlay: rgba(10, 46, 28, 0.82);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --radius-2xl: 44px;
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.18);
            --shadow-md: 0 6px 28px rgba(0, 0, 0, 0.28);
            --shadow-lg: 0 14px 52px rgba(0, 0, 0, 0.38);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.25);
            --shadow-gold-lg: 0 8px 38px rgba(255, 215, 0, 0.32);
            --font-sans: 'Be Vietnam Pro', 'Segoe UI', Tahoma, Arial, sans-serif;
            --container-max: 1200px;
            --section-space: 84px;
            --section-space-mobile: 52px;
            --nav-height: 78px;
            --transition: 0.25s ease;
        }

        /* Foundation 覆盖 */
        .grid-container {
            max-width: var(--container-max);
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background: var(--color-jade-900);
            color: var(--color-text-body);
            margin: 0;
            padding: 0;
            line-height: 1.65;
            font-size: 16px;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--color-gold);
            text-decoration: none;
            transition: color var(--transition), opacity var(--transition);
        }

        a:hover, a:focus {
            color: var(--color-gold-soft);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(255, 215, 0, 0.45);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        img {
            max-width: 100%;
            height: auto;
            display: inline-block;
            vertical-align: middle;
        }

        h1, h2, h3, h4, h5, h6 {
            color: var(--color-white);
            font-weight: 800;
            line-height: 1.25;
            margin-top: 0;
        }

        h1 {
            font-size: clamp(1.9rem, 4.2vw, 2.8rem);
            font-weight: 900;
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            font-weight: 800;
            letter-spacing: -0.015em;
        }

        h3 {
            font-size: clamp(1.15rem, 2vw, 1.35rem);
            font-weight: 700;
            letter-spacing: -0.01em;
        }

        p {
            margin-bottom: 1rem;
        }

        .lead {
            font-size: clamp(1.02rem, 2vw, 1.18rem);
            line-height: 1.72;
            color: var(--color-text-muted);
        }

        .text-gold { color: var(--color-gold) !important; }
        .text-mint { color: var(--color-mint) !important; }
        .text-muted { color: var(--color-text-muted) !important; }
        .text-white { color: var(--color-white) !important; }

        /* ============ NAVIGATION ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(10, 46, 28, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header .grid-container {
            width: 100%;
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            min-height: var(--nav-height);
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            font-weight: 800;
            font-size: 1.18rem;
            color: var(--color-white);
            white-space: nowrap;
            transition: opacity var(--transition);
        }

        .brand-logo:hover, .brand-logo:focus {
            color: var(--color-gold);
            opacity: 1;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            font-weight: 900;
            font-size: 1rem;
            letter-spacing: -0.02em;
            box-shadow: var(--shadow-gold);
            flex-shrink: 0;
        }

        .brand-logo .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-logo .logo-text strong {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--color-white);
        }

        .brand-logo .logo-text span {
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--color-gold);
            letter-spacing: 0.06em;
            text-transform: uppercase;
        }

        .nav-toggle {
            display: none;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-sm);
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 1.3rem;
            cursor: pointer;
            transition: background var(--transition);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background: rgba(255, 215, 0, 0.2);
        }

        .main-nav {
            flex: 1;
            display: flex;
            justify-content: center;
        }

        .main-nav ul {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav ul li {
            margin: 0;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.65rem 1.1rem;
            border-radius: 50rem;
            color: var(--color-text-muted);
            font-weight: 600;
            font-size: 0.92rem;
            transition: color var(--transition), background var(--transition), border-color var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .nav-link i {
            font-size: 0.88rem;
        }

        .nav-link:hover, .nav-link:focus {
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.06);
        }

        .nav-link.active {
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--color-border-gold);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.6rem 1.2rem;
            border-radius: 50rem;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-white);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-ghost:hover, .btn-ghost:focus {
            border-color: var(--color-gold);
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.05);
        }

        .btn-solid {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.6rem 1.4rem;
            border-radius: 50rem;
            font-weight: 700;
            font-size: 0.9rem;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900) !important;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            white-space: nowrap;
        }

        .btn-solid:hover, .btn-solid:focus {
            background: linear-gradient(135deg, var(--color-gold-soft) 0%, var(--color-gold) 100%);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-1px);
            color: var(--color-jade-900) !important;
        }

        /* ============ BUTTONS ============ */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.55rem;
            padding: 0.85rem 2rem;
            border-radius: 50rem;
            font-weight: 800;
            font-size: 1rem;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900) !important;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            text-align: center;
        }

        .btn-primary:hover, .btn-primary:focus {
            background: linear-gradient(135deg, var(--color-gold-soft) 0%, var(--color-gold) 100%);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-2px);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.55rem;
            padding: 0.85rem 2rem;
            border-radius: 50rem;
            font-weight: 700;
            font-size: 1rem;
            background: transparent;
            color: var(--color-white);
            border: 1.5px solid rgba(255, 255, 255, 0.3);
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
        }

        .btn-secondary:hover, .btn-secondary:focus {
            border-color: var(--color-gold);
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.06);
        }

        /* ============ SECTION ============ */
        .section {
            padding: var(--section-space) 0;
        }
        .section-tight {
            padding: calc(var(--section-space) * 0.66) 0;
        }
        .section-header {
            margin-bottom: 2.6rem;
            max-width: 720px;
        }
        .section-header.is-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .section-header .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 0.55rem;
            font-size: 0.82rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--color-gold);
            padding: 0.45rem 1.1rem;
            border: 1px solid var(--color-border-gold);
            border-radius: 50rem;
            background: rgba(255, 215, 0, 0.08);
            margin-bottom: 1.15rem;
        }
        .section-header .section-kicker i {
            font-size: 0.9rem;
        }
        .section-header h2 {
            margin-bottom: 0.7rem;
        }
        .section-header p {
            font-size: 1.02rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }
        .divider-gold {
            width: 64px;
            height: 3px;
            background: linear-gradient(90deg, var(--color-gold) 0%, rgba(255, 215, 0, 0) 100%);
            border-radius: 4px;
            margin: 1.2rem 0 0;
        }

        /* ============ HERO (分类页) ============ */
        .cat-hero {
            padding-top: calc(var(--nav-height) + 3.5rem);
            padding-bottom: 3.5rem;
            background:
                radial-gradient(ellipse at 75% 20%, rgba(255, 215, 0, 0.08) 0%, transparent 55%),
                linear-gradient(180deg, var(--color-jade-800) 0%, var(--color-jade-900) 100%);
            border-bottom: 1px solid var(--color-border-light);
            position: relative;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: -120px;
            width: 520px;
            height: 520px;
            border-radius: 50%;
            border: 1px solid rgba(255, 215, 0, 0.12);
            pointer-events: none;
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            bottom: -180px;
            left: -80px;
            width: 480px;
            height: 480px;
            border-radius: 50%;
            border: 1px solid rgba(255, 215, 0, 0.08);
            pointer-events: none;
        }

        .hero-panel {
            position: relative;
            z-index: 2;
            background: rgba(10, 46, 28, 0.72);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-xl);
            padding: 2.8rem 2.5rem;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            box-shadow: var(--shadow-lg);
        }

        .hero-panel .breadcrumb-mini {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 1.2rem;
            flex-wrap: wrap;
        }
        .hero-panel .breadcrumb-mini a {
            color: var(--color-gold);
            font-weight: 600;
        }
        .hero-panel .breadcrumb-mini a:hover {
            color: var(--color-gold-soft);
        }
        .hero-panel .breadcrumb-mini i {
            font-size: 0.7rem;
            color: var(--color-text-muted);
        }

        .hero-panel h1 {
            margin-bottom: 0.8rem;
        }

        .hero-panel .lead {
            max-width: 560px;
            margin-bottom: 1.8rem;
        }

        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 0.9rem;
            flex-wrap: wrap;
            margin-bottom: 1.6rem;
        }

        .hero-badge-row {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
            padding-top: 1.4rem;
            border-top: 1px solid var(--color-border-light);
        }
        .hero-badge-row .badge-mini {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-mint);
        }
        .hero-badge-row .badge-mini i {
            color: var(--color-gold);
            font-size: 0.95rem;
        }

        .hero-data-panel {
            position: relative;
            z-index: 2;
            background: rgba(10, 46, 28, 0.88);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-xl);
            padding: 2rem 1.8rem;
            box-shadow: var(--shadow-lg);
            min-height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .hero-data-panel .data-title {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-gold);
            margin-bottom: 1.4rem;
        }
        .hero-data-panel .data-title i {
            font-size: 1.1rem;
        }

        .data-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-bottom: 0;
        }

        .data-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 0.8rem 1rem;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: border-color var(--transition), background var(--transition);
        }
        .data-item:hover {
            border-color: var(--color-border-gold);
            background: rgba(255, 215, 0, 0.05);
        }
        .data-item .data-label {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-mint);
        }
        .data-item .data-label i {
            color: var(--color-gold);
            font-size: 0.95rem;
            width: 20px;
            text-align: center;
        }
        .data-item .data-value {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--color-white);
            white-space: nowrap;
        }
        .data-item .data-value.text-success {
            color: #4ade80;
        }
        .data-item .data-value.text-pending {
            color: var(--color-gold);
        }

        /* ============ STATS BOARD ============ */
        .stats-board {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
            margin-top: -2.5rem;
            position: relative;
            z-index: 3;
        }
        .stat-card {
            background: rgba(13, 56, 35, 0.92);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-lg);
            padding: 1.6rem 1.4rem;
            text-align: left;
            box-shadow: var(--shadow-md);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold-lg);
        }
        .stat-card .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: rgba(255, 215, 0, 0.12);
            color: var(--color-gold);
            font-size: 1.2rem;
            margin-bottom: 0.9rem;
        }
        .stat-card .stat-number {
            font-size: 1.65rem;
            font-weight: 900;
            color: var(--color-white);
            line-height: 1.2;
            margin-bottom: 0.3rem;
        }
        .stat-card .stat-label {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-text-muted);
        }

        /* ============ SERVICE MATRIX ============ */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .service-card {
            background: rgba(10, 46, 28, 0.6);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            padding: 2rem 1.6rem;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-gold) 0%, rgba(255, 215, 0, 0) 100%);
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .service-card:hover {
            border-color: var(--color-border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold-lg);
        }

        .service-card .svc-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 54px;
            height: 54px;
            border-radius: var(--radius-md);
            background: rgba(255, 215, 0, 0.12);
            color: var(--color-gold);
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
        }

        .service-card h3 {
            margin-bottom: 0.8rem;
        }

        .service-card p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            margin-bottom: 1.3rem;
        }

        .service-card .svc-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.55rem;
        }

        .service-card .svc-tags .tag-sm {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.76rem;
            font-weight: 700;
            color: var(--color-mint);
            padding: 0.35rem 0.8rem;
            border-radius: 50rem;
            background: rgba(209, 242, 235, 0.08);
            border: 1px solid var(--color-border-light);
        }

        .service-card .svc-tags .tag-sm i {
            color: var(--color-gold);
            font-size: 0.72rem;
        }

        /* ============ PROCESS STEPS ============ */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.3rem;
            counter-reset: step;
        }

        .step-card {
            position: relative;
            background: rgba(10, 46, 28, 0.55);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            padding: 1.8rem 1.4rem 1.6rem;
            transition: all var(--transition);
            text-align: left;
        }

        .step-card:hover {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-gold);
        }

        .step-card .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            font-weight: 900;
            font-size: 0.95rem;
            margin-bottom: 1rem;
            box-shadow: var(--shadow-gold);
        }

        .step-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.55rem;
        }

        .step-card p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ============ COMPARISON ============ */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            align-items: stretch;
        }

        .compare-card {
            border-radius: var(--radius-xl);
            padding: 2.2rem 2rem;
            transition: all var(--transition);
        }

        .compare-card.compare-before {
            background: rgba(184, 20, 20, 0.1);
            border: 1px solid rgba(211, 47, 47, 0.3);
        }
        .compare-card.compare-after {
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--color-border-gold);
            box-shadow: var(--shadow-gold);
        }

        .compare-card .compare-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.82rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            padding: 0.4rem 1rem;
            border-radius: 50rem;
            margin-bottom: 1.4rem;
        }

        .compare-before .compare-label {
            color: #ff6b6b;
            background: rgba(211, 47, 47, 0.12);
            border: 1px solid rgba(211, 47, 47, 0.25);
        }

        .compare-after .compare-label {
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--color-border-gold);
        }

        .compare-card ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
        }

        .compare-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 0.7rem;
            font-size: 0.95rem;
            line-height: 1.6;
            color: var(--color-text-body);
        }

        .compare-card ul li i {
            margin-top: 0.25rem;
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .compare-before ul li i {
            color: #ff6b6b;
        }
        .compare-after ul li i {
            color: var(--color-gold);
        }

        /* ============ FAQ ============ */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(10, 46, 28, 0.6);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 0.9rem;
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .faq-item:hover {
            border-color: var(--color-border-gold);
        }
        .faq-item.active {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-gold);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            width: 100%;
            padding: 1.2rem 1.4rem;
            background: transparent;
            border: none;
            cursor: pointer;
            color: var(--color-white);
            font-weight: 700;
            font-size: 1rem;
            text-align: left;
            font-family: var(--font-sans);
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--color-gold);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.1);
            color: var(--color-gold);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: transform var(--transition);
        }
        .faq-item.active .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 1.4rem 1.3rem;
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ============ CTA FORM ============ */
        .cta-panel {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 2.5rem;
            align-items: center;
            background: linear-gradient(135deg, var(--color-jade-700) 0%, var(--color-jade-900) 100%);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-2xl);
            padding: 2.8rem 2.5rem;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            border: 1px solid rgba(255, 215, 0, 0.15);
            pointer-events: none;
        }

        .cta-info h2 {
            margin-bottom: 0.8rem;
        }
        .cta-info p {
            color: var(--color-text-muted);
            margin-bottom: 1.5rem;
        }
        .cta-info .cta-points {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
        }
        .cta-info .cta-points li {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--color-mint);
        }
        .cta-info .cta-points li i {
            color: var(--color-gold);
        }

        .cta-form {
            background: rgba(10, 46, 28, 0.7);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }
        .cta-form .form-title {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 0.4rem;
        }
        .cta-form .form-sub {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-bottom: 1.4rem;
        }
        .cta-form input,
        .cta-form select,
        .cta-form textarea {
            width: 100%;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border-light);
            background: rgba(255, 255, 255, 0.05);
            color: var(--color-white);
            font-family: var(--font-sans);
            font-size: 0.92rem;
            transition: border-color var(--transition), background var(--transition);
            margin-bottom: 0.8rem;
        }
        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: rgba(209, 242, 235, 0.4);
        }
        .cta-form input:focus,
        .cta-form select:focus,
        .cta-form textarea:focus {
            border-color: var(--color-gold);
            background: rgba(255, 255, 255, 0.08);
            outline: none;
        }
        .cta-form select option {
            background: var(--color-jade-900);
            color: var(--color-white);
        }
        .cta-form .btn-submit {
            width: 100%;
            padding: 0.8rem;
            border-radius: var(--radius-md);
            border: none;
            background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
            color: var(--color-jade-900);
            font-weight: 800;
            font-size: 0.95rem;
            cursor: pointer;
            font-family: var(--font-sans);
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
        }
        .cta-form .btn-submit:hover {
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-1px);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #071F13;
            border-top: 1px solid var(--color-border-light);
            padding: 3.5rem 0 1.5rem;
            margin-top: var(--section-space);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 2.2rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand .brand-logo {
            margin-bottom: 1rem;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 1.3rem;
        }

        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 0.55rem;
        }

        .pay-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.76rem;
            font-weight: 700;
            color: var(--color-mint);
            padding: 0.4rem 0.8rem;
            border-radius: var(--radius-sm);
            background: rgba(255, 215, 0, 0.06);
            border: 1px solid var(--color-border-light);
        }
        .pay-badge i {
            color: var(--color-gold);
            font-size: 0.8rem;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 1.1rem;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.65rem;
        }

        .footer-col ul li a {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.88rem;
            color: var(--color-text-muted);
            transition: color var(--transition);
        }
        .footer-col ul li a i {
            font-size: 0.72rem;
            color: var(--color-gold);
        }
        .footer-col ul li a:hover {
            color: var(--color-gold);
        }

        .footer-bottom {
            border-top: 1px solid var(--color-border-light);
            padding-top: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-bottom .copyright {
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }

        .footer-bottom .legal-links {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .footer-bottom .legal-links a {
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }
        .footer-bottom .legal-links a:hover {
            color: var(--color-gold);
        }

        /* ============ FAB ============ */
        .fab-loyalty {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1C1C1E 0%, #0A2E1C 100%);
            border: 2px solid var(--color-gold);
            color: var(--color-gold);
            font-size: 1.4rem;
            box-shadow: var(--shadow-gold);
            opacity: 0.7;
            cursor: pointer;
            transition: all var(--transition);
            animation: fabFloat 3s ease-in-out infinite;
        }
        .fab-loyalty:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: var(--shadow-gold-lg);
        }
        .fab-loyalty:active {
            transform: scale(0.95);
        }
        .fab-loyalty .fab-notify {
            position: absolute;
            top: -5px;
            right: -5px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--color-lucky-red);
            border: 2px solid #0A2E1C;
            animation: fabPulse 2s ease-in-out infinite;
        }

        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-7px); }
        }
        @keyframes fabPulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        /* ============ RESPONSIVE ============ */
        @media screen and (max-width: 1024px) {
            :root {
                --section-space: 62px;
                --section-space-mobile: 44px;
            }
            .grid-container {
                padding-left: 1.2rem;
                padding-right: 1.2rem;
            }
            .main-nav ul {
                gap: 0.2rem;
            }
            .nav-link {
                padding: 0.55rem 0.85rem;
                font-size: 0.85rem;
            }
            .stats-board {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-panel {
                padding: 2.2rem 1.8rem;
            }
            .hero-data-panel {
                padding: 1.6rem 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 1.6rem;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media screen and (max-width: 768px) {
            :root {
                --nav-height: 66px;
            }
            .nav-wrapper {
                gap: 0.8rem;
                min-height: var(--nav-height);
            }
            .brand-logo .logo-text strong {
                font-size: 0.9rem;
            }
            .brand-logo .logo-text span {
                font-size: 0.65rem;
            }
            .brand-logo .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 0.85rem;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(10, 46, 28, 0.98);
                border-bottom: 1px solid var(--color-border-light);
                padding: 1rem 1.5rem 1.5rem;
                display: none;
                max-height: calc(100vh - var(--nav-height));
                overflow-y: auto;
                z-index: 99;
            }
            .main-nav.is-open {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                align-items: stretch;
                gap: 0.35rem;
            }
            .nav-link {
                width: 100%;
                padding: 0.7rem 1rem;
                font-size: 0.95rem;
            }
            .nav-actions {
                gap: 0.4rem;
            }
            .nav-actions .btn-ghost,
            .nav-actions .btn-solid {
                padding: 0.5rem 0.9rem;
                font-size: 0.8rem;
            }
            .cat-hero {
                padding-top: calc(var(--nav-height) + 2.2rem);
                padding-bottom: 2.2rem;
            }
            .hero-panel {
                padding: 1.8rem 1.4rem;
                border-radius: var(--radius-lg);
            }
            .hero-data-panel {
                padding: 1.4rem 1.2rem;
                border-radius: var(--radius-lg);
                margin-top: 1.2rem;
            }
            .stats-board {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .stat-card {
                padding: 1.2rem 1rem;
            }
            .stat-card .stat-number {
                font-size: 1.3rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 0.9rem;
            }
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .cta-panel {
                grid-template-columns: 1fr;
                gap: 1.8rem;
                padding: 2rem 1.5rem;
                border-radius: var(--radius-xl);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .section {
                padding: var(--section-space-mobile) 0;
            }
            .section-tight {
                padding: calc(var(--section-space-mobile) * 0.7) 0;
            }
            .site-footer {
                margin-top: var(--section-space-mobile);
            }
        }

        @media screen and (max-width: 520px) {
            .grid-container {
                padding-left: 0.9rem;
                padding-right: 0.9rem;
            }
            .brand-logo .logo-text strong {
                font-size: 0.82rem;
            }
            .brand-logo .logo-text span {
                font-size: 0.58rem;
            }
            .brand-logo .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 0.75rem;
            }
            .nav-actions .btn-ghost {
                padding: 0.45rem 0.7rem;
                font-size: 0.72rem;
            }
            .nav-actions .btn-solid {
                padding: 0.45rem 0.7rem;
                font-size: 0.72rem;
            }
            .hero-panel {
                padding: 1.4rem 1.1rem;
            }
            .hero-panel h1 {
                font-size: 1.6rem;
            }
            .hero-cta-group {
                gap: 0.6rem;
            }
            .hero-cta-group .btn-primary,
            .hero-cta-group .btn-secondary {
                padding: 0.7rem 1.2rem;
                font-size: 0.85rem;
                width: 100%;
            }
            .hero-badge-row {
                gap: 0.7rem;
                flex-wrap: wrap;
            }
            .stats-board {
                grid-template-columns: 1fr 1fr;
                gap: 0.6rem;
            }
            .stat-card {
                padding: 1rem 0.8rem;
            }
            .stat-card .stat-number {
                font-size: 1.15rem;
            }
            .stat-card .stat-label {
                font-size: 0.76rem;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 0.8rem;
            }
            .step-card {
                padding: 1.3rem 1.1rem;
            }
            .compare-card {
                padding: 1.5rem 1.2rem;
                border-radius: var(--radius-lg);
            }
            .cta-panel {
                padding: 1.5rem 1.1rem;
                border-radius: var(--radius-lg);
            }
            .cta-form {
                padding: 1.2rem;
            }
            .faq-question {
                padding: 1rem 1.1rem;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 1.1rem 1rem;
                font-size: 0.88rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.3rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.8rem;
            }
            .fab-loyalty {
                width: 46px;
                height: 46px;
                font-size: 1.2rem;
                left: 0.75rem;
                bottom: 4.5rem;
            }
        }