/* roulang page: index */
@import url('/assets/css/vendor/9723b7396f-css2.css');
  :root {
    --gold: #FFD700;
    --gold-dark: #C5A059;
    --crimson: #8B0000;
    --crimson-dark: #4A0007;
    --charcoal: #121212;
    --warm-white: #FFFDF9;
    --muted: #D4AC0D;
    --text-secondary: #CBD5E1;
    --border-subtle: rgba(255,215,0,0.15);
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0; padding: 0;
    font-family: 'Inter', 'Segoe UI', sans-serif;
    background-color: var(--crimson-dark);
    color: var(--warm-white);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
  }
  h1, h2, h3, h4 { font-family: 'Playfair Display', Georgia, serif; font-weight: 700; letter-spacing: -0.02em; }
  a { color: var(--gold); text-decoration: none; transition: color 0.25s ease; }
  a:hover { color: #FFED4A; }
  img { max-width: 100%; height: auto; display: block; }
  button, .btn { cursor: pointer; font-family: inherit; }
  .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
  .section-padding { padding: 80px 0; }
  .section-title { font-size: clamp(28px, 5vw, 48px); font-weight: 800; line-height: 1.2; }
  .section-subtitle { font-size: 18px; line-height: 1.7; color: var(--text-secondary); max-width: 720px; }
  .gold-text { color: var(--gold); }
  .crimson-bg { background-color: var(--crimson); }
  .card-hover { transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2), box-shadow 0.35s ease; }
  .card-hover:hover { transform: translateY(-8px); box-shadow: 0 16px 48px rgba(255, 215, 0, 0.15); }

  /* Navigation */
  .navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(18, 18, 18, 0.92); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--border-subtle); }
  .nav-container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
  .nav-logo { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.25rem; color: var(--gold); letter-spacing: -0.01em; white-space: nowrap; display: flex; align-items: center; gap: 8px; }
  .nav-logo span { background: linear-gradient(180deg, #FFD700 0%, #C5A059 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
  .nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
  .nav-links a { font-weight: 600; font-size: 0.95rem; color: #E5E8E8; position: relative; padding: 6px 0; transition: color 0.3s; }
  .nav-links a:hover, .nav-links a.active { color: var(--gold); }
  .nav-links a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--gold); transition: width 0.3s; }
  .nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
  .btn-login { padding: 10px 22px; background: transparent; border: 1px solid rgba(255,215,0,0.5); color: var(--gold); border-radius: 8px; font-weight: 600; font-size: 0.9rem; transition: all 0.3s; }
  .btn-login:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); color: #FFED4A; }
  .btn-signup { padding: 10px 22px; background: linear-gradient(135deg, #FFD700 0%, #C5A059 100%); color: #121212; border: none; border-radius: 8px; font-weight: 700; font-size: 0.9rem; transition: all 0.3s; box-shadow: 0 4px 15px rgba(255,215,0,0.25); }
  .btn-signup:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,215,0,0.45); }
  .mobile-toggle { display: none; background: none; border: none; color: var(--gold); font-size: 1.8rem; cursor: pointer; }
  .mobile-menu { display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: rgba(8, 8, 8, 0.97); z-index: 99; flex-direction: column; padding: 40px 24px; gap: 32px; }
  .mobile-menu a { font-size: 1.4rem; font-weight: 700; color: #E5E8E8; border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 16px; }
  .mobile-menu .btn-login, .mobile-menu .btn-signup { text-align: center; width: 100%; }

  /* Hero */
  .hero-section { position: relative; padding: 160px 0 100px; overflow: hidden; background: radial-gradient(ellipse at 20% 20%, rgba(139,0,0,0.6) 0%, #4A0007 70%, #121212 100%); }
  .hero-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat; opacity: 0.18; z-index: 0; }
  .hero-content { position: relative; z-index: 1; max-width: 680px; }
  .hero-content h1 { font-size: clamp(32px, 6vw, 56px); line-height: 1.15; margin-bottom: 20px; }
  .hero-content p { font-size: 18px; line-height: 1.75; color: #CBD5E1; margin-bottom: 36px; }
  .hero-cta-group { display: flex; flex-wrap: wrap; gap: 16px; }
  .btn-primary { padding: 18px 40px; background: linear-gradient(135deg, #FFD700 0%, #F0C000 100%); color: #121212; border-radius: 12px; font-weight: 800; font-size: 1.1rem; box-shadow: 0 8px 32px rgba(255,215,0,0.35); transition: all 0.3s; }
  .btn-primary:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(255,215,0,0.55); }
  .btn-outline { padding: 18px 40px; background: transparent; border: 2px solid rgba(255,215,0,0.6); color: var(--gold); border-radius: 12px; font-weight: 700; font-size: 1.05rem; transition: all 0.3s; }
  .btn-outline:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); }

  /* Product Showcase */
  .showcase-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }
  .showcase-card { position: relative; aspect-ratio: 4/3; border-radius: 16px; overflow: hidden; border: 2px solid transparent; transition: all 0.4s; background: #1C1C1E; }
  .showcase-card:hover { border-color: var(--gold); transform: translateY(-6px); box-shadow: 0 12px 36px rgba(255,215,0,0.2); }
  .showcase-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
  .showcase-card:hover img { transform: scale(1.06); }
  .showcase-badge { position: absolute; top: 12px; left: 12px; background: var(--crimson); color: var(--gold); padding: 6px 14px; border-radius: 20px; font-size: 0.8rem; font-weight: 700; z-index: 2; }

  /* Steps */
  .steps-container { display: flex; gap: 32px; flex-wrap: wrap; }
  .step-item { flex: 1; min-width: 220px; position: relative; padding: 32px 24px; border-left: 3px solid rgba(255,215,0,0.3); transition: all 0.3s; }
  .step-item:hover { border-left-color: var(--gold); background: rgba(255,215,0,0.03); }
  .step-number { font-family: 'Playfair Display', serif; font-size: 56px; font-weight: 800; color: rgba(255,215,0,0.15); position: absolute; top: 16px; left: 20px; z-index: 0; }
  .step-item h3 { font-size: 22px; margin: 8px 0 12px; position: relative; z-index: 1; }

  /* Testimonials */
  .testimonial-bubble { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,215,0,0.12); border-radius: 20px; padding: 28px 24px; position: relative; transition: all 0.3s; }
  .testimonial-bubble:hover { background: rgba(255,215,0,0.05); border-color: rgba(255,215,0,0.3); }
  .avatar-placeholder { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, #C5A059, #FFD700); display: flex; align-items: center; justify-content: center; font-weight: 800; color: #121212; font-size: 1.2rem; }

  /* News list */
  .news-row { display: flex; gap: 32px; flex-wrap: wrap; }
  .news-main { flex: 2; min-width: 300px; }
  .news-side { flex: 1; min-width: 250px; }
  .news-item { padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,0.06); display: flex; gap: 16px; align-items: flex-start; transition: all 0.3s; }
  .news-item:hover { padding-left: 8px; }
  .news-item .news-date { font-size: 0.8rem; color: #A6ACAF; white-space: nowrap; }
  .news-item a { font-weight: 600; font-size: 1.05rem; line-height: 1.5; }

  /* FAB */
  .fab { position: fixed; left: 20px; bottom: 80px; z-index: 50; width: 56px; height: 56px; border-radius: 50%; background: linear-gradient(135deg, #FFD700 0%, #C5A059 100%); box-shadow: 0 4px 20px rgba(255,215,0,0.35); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.35s; animation: floatFab 3s ease-in-out infinite; }
  .fab:hover { transform: scale(1.12); box-shadow: 0 8px 32px rgba(255,215,0,0.55); }
  .fab i { font-size: 1.5rem; color: #121212; }
  @keyframes floatFab { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
  .fab-dot { position: absolute; top: 6px; right: 6px; width: 12px; height: 12px; border-radius: 50%; background: #8B0000; border: 2px solid #121212; animation: blink 1.4s infinite; }
  @keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0.3;} }

  /* Footer */
  .site-footer { background: #0B0B0B; border-top: 2px solid rgba(255,215,0,0.15); padding: 48px 0 24px; }
  .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; }
  .footer-brand { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.3rem; color: var(--gold); }
  .footer-links a { display: block; color: #A6ACAF; font-size: 0.9rem; padding: 4px 0; transition: color 0.3s; }
  .footer-links a:hover { color: var(--gold); }
  .footer-bottom { margin-top: 32px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.06); font-size: 0.85rem; color: #6B7280; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }

  @media (max-width: 1024px) {
    .container { padding: 0 20px; }
    .section-padding { padding: 60px 0; }
  }
  @media (max-width: 768px) {
    .nav-links, .nav-btn-group { display: none; }
    .mobile-toggle { display: block; }
    .mobile-menu.show { display: flex; }
    .hero-section { padding: 130px 0 60px; }
    .hero-content { text-align: left; }
    .showcase-grid { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; }
    .news-row { flex-direction: column; }
  }
  @media (max-width: 520px) {
    .hero-cta-group { flex-direction: column; }
    .btn-primary, .btn-outline { width: 100%; text-align: center; }
    .step-item { min-width: 100%; }
  }

/* roulang page: article */
:root {
            --gold: #FFD700;
            --gold-dark: #C5A059;
            --crimson: #8B0000;
            --crimson-dark: #4A0007;
            --charcoal: #121212;
            --warm-white: #FFFDF9;
            --muted: #D4AC0D;
            --text-secondary: #CBD5E1;
            --border-subtle: rgba(255,215,0,0.15);
        }
        @import url('/assets/css/vendor/9723b7396f-css2.css');
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: 'Inter', 'Segoe UI', sans-serif;
            background-color: var(--crimson-dark);
            color: var(--warm-white);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: var(--gold);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #FFED4A;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        .btn {
            cursor: pointer;
            font-family: inherit;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-padding {
            padding: 80px 0;
        }
        .section-title {
            font-size: clamp(28px, 5vw, 48px);
            font-weight: 800;
            line-height: 1.2;
        }
        .section-subtitle {
            font-size: 18px;
            line-height: 1.7;
            color: var(--text-secondary);
            max-width: 720px;
        }
        /* Navigation */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .nav-logo {
            font-family: 'Playfair Display', serif;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo span {
            background: linear-gradient(180deg, #FFD700 0%, #C5A059 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 0.95rem;
            color: #E5E8E8;
            position: relative;
            padding: 6px 0;
            transition: color 0.3s;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--gold);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gold);
            transition: width 0.3s;
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .btn-login {
            padding: 10px 22px;
            background: transparent;
            border: 1px solid rgba(255,215,0,0.5);
            color: var(--gold);
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s;
        }
        .btn-login:hover {
            background: rgba(255,215,0,0.1);
            border-color: var(--gold);
            color: #FFED4A;
        }
        .btn-signup {
            padding: 10px 22px;
            background: linear-gradient(135deg, #FFD700 0%, #C5A059 100%);
            color: #121212;
            border: none;
            border-radius: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(255,215,0,0.25);
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(255,215,0,0.45);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--gold);
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(8, 8, 8, 0.97);
            z-index: 99;
            flex-direction: column;
            padding: 40px 24px;
            gap: 32px;
        }
        .mobile-menu a {
            font-size: 1.4rem;
            font-weight: 700;
            color: #E5E8E8;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            padding-bottom: 16px;
        }
        .mobile-menu .btn-login,
        .mobile-menu .btn-signup {
            text-align: center;
            width: 100%;
        }
        /* Article Header */
        .article-hero {
            position: relative;
            padding: 160px 0 80px;
            overflow: hidden;
            background: radial-gradient(ellipse at 50% 20%, rgba(139,0,0,0.5) 0%, #4A0007 70%, #121212 100%);
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .article-hero-content {
            position: relative;
            z-index: 1;
            max-width: 860px;
            margin: 0 auto;
        }
        .article-hero h1 {
            font-size: clamp(30px, 5.5vw, 52px);
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #FFF;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
            font-size: 0.9rem;
            color: #A6ACAF;
            margin-bottom: 32px;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta i {
            color: var(--gold);
            font-size: 0.85rem;
        }
        .article-feature-img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
            border-radius: 20px;
            margin-bottom: 40px;
            border: 2px solid rgba(255,215,0,0.2);
            box-shadow: 0 12px 48px rgba(0,0,0,0.5);
        }
        /* Article Body */
        .article-body {
            max-width: 800px;
            margin: 0 auto;
            font-size: 1.05rem;
            line-height: 1.8;
            color: #E5E8E8;
        }
        .article-body h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--gold);
            margin: 48px 0 20px;
            padding-bottom: 12px;
            border-bottom: 2px solid rgba(255,215,0,0.2);
        }
        .article-body h3 {
            font-size: 22px;
            font-weight: 700;
            color: #FFED4A;
            margin: 36px 0 16px;
        }
        .article-body p {
            margin-bottom: 20px;
        }
        .article-body ul,
        .article-body ol {
            margin: 20px 0;
            padding-left: 24px;
        }
        .article-body li {
            margin-bottom: 10px;
        }
        .article-body blockquote {
            margin: 36px 0;
            padding: 28px 36px;
            background: rgba(255,215,0,0.05);
            border-left: 4px solid var(--gold);
            border-radius: 8px;
            font-style: italic;
            color: #FFED4A;
            font-size: 1.15rem;
        }
        .article-body strong {
            color: var(--gold);
            font-weight: 700;
        }
        .article-body img {
            border-radius: 14px;
            margin: 28px 0;
            border: 1px solid rgba(255,255,255,0.1);
        }
        /* Related Articles */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            margin-top: 40px;
        }
        .related-card {
            background: rgba(28,28,30,0.7);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid rgba(255,215,0,0.1);
            transition: all 0.35s;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-6px);
            border-color: var(--gold);
            box-shadow: 0 12px 36px rgba(255,215,0,0.15);
        }
        .related-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .related-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .related-card-body h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFF;
            line-height: 1.4;
        }
        .related-card-body p {
            font-size: 0.9rem;
            color: #A6ACAF;
            line-height: 1.5;
        }
        .related-card-body a {
            margin-top: auto;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--gold);
        }
        /* Footer */
        .site-footer {
            background: #0A0A0B;
            border-top: 2px solid rgba(255,215,0,0.2);
            padding: 60px 0 30px;
            margin-top: 80px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }
        .footer-brand {
            font-family: 'Playfair Display', serif;
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--gold);
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-links a {
            color: #9CA3AF;
            font-size: 0.9rem;
            transition: color 0.3s;
        }
        .footer-links a:hover {
            color: var(--gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
            color: #6B7280;
        }
        /* FAB */
        .fab {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #121212 0%, #1C1C1E 100%);
            border: 2px solid var(--gold);
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--gold);
            cursor: pointer;
            transition: all 0.35s;
            opacity: 0.75;
            animation: float 3s ease-in-out infinite;
        }
        .fab:hover {
            transform: scale(1.12);
            opacity: 1;
            box-shadow: 0 8px 32px rgba(255,215,0,0.5);
        }
        .fab .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid #121212;
            animation: blink 1.4s infinite;
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }
        .btn-primary {
            padding: 16px 36px;
            background: linear-gradient(135deg, #FFD700 0%, #F0C000 100%);
            color: #121212;
            border-radius: 12px;
            font-weight: 800;
            font-size: 1.05rem;
            box-shadow: 0 8px 32px rgba(255,215,0,0.35);
            transition: all 0.3s;
            display: inline-block;
            text-align: center;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(255,215,0,0.55);
            color: #000;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .related-grid {
                grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-menu.active {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .article-hero {
                padding: 140px 0 60px;
            }
            .article-body {
                font-size: 1rem;
            }
            .article-body h2 {
                font-size: 24px;
            }
            .article-body blockquote {
                padding: 20px 24px;
                font-size: 1rem;
            }
            .section-padding {
                padding: 50px 0;
            }
            .fab {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 80px;
                font-size: 1.3rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .article-hero {
                padding: 130px 0 40px;
            }
            .article-feature-img {
                border-radius: 12px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
      --gold: #FFD700;
      --gold-dark: #C5A059;
      --crimson: #8B0000;
      --crimson-dark: #4A0007;
      --charcoal: #121212;
      --warm-white: #FFFDF9;
      --muted: #D4AC0D;
      --text-secondary: #CBD5E1;
      --border-subtle: rgba(255,215,0,0.15);
    }
    @import url('/assets/css/vendor/9723b7396f-css2.css');
    html { scroll-behavior: smooth; }
    body {
      margin: 0; padding: 0;
      font-family: 'Inter', 'Segoe UI', sans-serif;
      background-color: var(--crimson-dark);
      color: var(--warm-white);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }
    a { color: var(--gold); text-decoration: none; transition: color 0.25s ease; }
    a:hover { color: #FFED4A; }
    img { max-width: 100%; height: auto; display: block; }
    button, .btn { cursor: pointer; font-family: inherit; }
    .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
    .section-padding { padding: 80px 0; }
    .section-title { font-size: clamp(28px, 5vw, 48px); font-weight: 800; line-height: 1.2; }
    .section-subtitle { font-size: 18px; line-height: 1.7; color: var(--text-secondary); max-width: 720px; }
    .card-hover { transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2), box-shadow 0.35s ease; }
    .card-hover:hover { transform: translateY(-8px); box-shadow: 0 16px 48px rgba(255, 215, 0, 0.15); }
    .navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(18, 18, 18, 0.92); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--border-subtle); }
    .nav-container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
    .nav-logo { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.25rem; color: var(--gold); letter-spacing: -0.01em; white-space: nowrap; display: flex; align-items: center; gap: 8px; }
    .nav-logo span { background: linear-gradient(180deg, #FFD700 0%, #C5A059 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
    .nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
    .nav-links a { font-weight: 600; font-size: 0.95rem; color: #E5E8E8; position: relative; padding: 6px 0; transition: color 0.3s; }
    .nav-links a:hover, .nav-links a.active { color: var(--gold); }
    .nav-links a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--gold); transition: width 0.3s; }
    .nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
    .btn-login { padding: 10px 22px; background: transparent; border: 1px solid rgba(255,215,0,0.5); color: var(--gold); border-radius: 8px; font-weight: 600; font-size: 0.9rem; transition: all 0.3s; }
    .btn-login:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); color: #FFED4A; }
    .btn-signup { padding: 10px 22px; background: linear-gradient(135deg, #FFD700 0%, #C5A059 100%); color: #121212; border: none; border-radius: 8px; font-weight: 700; font-size: 0.9rem; transition: all 0.3s; box-shadow: 0 4px 15px rgba(255,215,0,0.25); }
    .btn-signup:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,215,0,0.45); }
    .mobile-toggle { display: none; background: none; border: none; color: var(--gold); font-size: 1.8rem; cursor: pointer; }
    .mobile-menu { display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: rgba(8, 8, 8, 0.97); z-index: 99; flex-direction: column; padding: 40px 24px; gap: 32px; }
    .mobile-menu a { font-size: 1.4rem; font-weight: 700; color: #E5E8E8; border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 16px; }
    .mobile-menu .btn-login, .mobile-menu .btn-signup { text-align: center; width: 100%; }
    .hero-section { position: relative; padding: 160px 0 100px; overflow: hidden; background: radial-gradient(ellipse at 20% 20%, rgba(139,0,0,0.6) 0%, #4A0007 70%, #121212 100%); }
    .hero-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat; opacity: 0.18; z-index: 0; }
    .hero-content { position: relative; z-index: 1; max-width: 680px; }
    .hero-content h1 { font-size: clamp(32px, 6vw, 56px); line-height: 1.15; margin-bottom: 20px; }
    .hero-content p { font-size: 18px; line-height: 1.75; color: #CBD5E1; margin-bottom: 36px; }
    .hero-cta-group { display: flex; flex-wrap: wrap; gap: 16px; }
    .btn-primary { padding: 18px 40px; background: linear-gradient(135deg, #FFD700 0%, #F0C000 100%); color: #121212; border-radius: 12px; font-weight: 800; font-size: 1.1rem; box-shadow: 0 8px 32px rgba(255,215,0,0.35); transition: all 0.3s; }
    .btn-primary:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(255,215,0,0.55); }
    .btn-outline { padding: 18px 40px; background: transparent; border: 2px solid rgba(255,215,0,0.6); color: var(--gold); border-radius: 12px; font-weight: 700; font-size: 1.05rem; transition: all 0.3s; }
    .btn-outline:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); }
    .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px; }
    .stat-card { background: rgba(255,215,0,0.05); border: 1px solid rgba(255,215,0,0.2); border-radius: 16px; padding: 28px 24px; text-align: left; transition: all 0.3s; }
    .stat-card:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); transform: translateY(-4px); }
    .stat-number { font-size: clamp(28px, 4vw, 44px); font-weight: 900; color: var(--gold); line-height: 1.2; }
    .stat-label { color: var(--text-secondary); font-size: 0.95rem; margin-top: 6px; }
    .invite-section { background: linear-gradient(180deg, rgba(139,0,0,0.4) 0%, #121212 100%); border: 1px solid rgba(255,215,0,0.1); border-radius: 24px; padding: 48px; position: relative; overflow: hidden; }
    .invite-section::before { content: ''; position: absolute; top: 0; right: 0; width: 320px; height: 320px; background: radial-gradient(circle, rgba(255,215,0,0.12) 0%, transparent 70%); border-radius: 50%; transform: translate(30%, -30%); }
    .progress-bar { width: 100%; height: 12px; background: rgba(255,255,255,0.1); border-radius: 8px; overflow: hidden; margin: 20px 0; }
    .progress-fill { width: 65%; height: 100%; background: linear-gradient(90deg, #FFD700, #F0C000); border-radius: 8px; transition: width 0.6s ease; }
    .faq-list { display: flex; flex-direction: column; gap: 16px; }
    .faq-item { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,215,0,0.15); border-radius: 14px; padding: 28px 30px; transition: all 0.3s; }
    .faq-item:hover { background: rgba(255,215,0,0.05); border-color: rgba(255,215,0,0.4); }
    .faq-item h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; color: #F5F5F7; display: flex; align-items: center; gap: 12px; }
    .faq-item p { color: #CBD5E1; line-height: 1.7; font-size: 0.95rem; }
    .site-footer { background: #0D0D0D; border-top: 1px solid rgba(255,215,0,0.15); padding: 56px 0 32px; margin-top: 80px; }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
    .footer-brand { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.15rem; color: var(--gold); }
    .footer-links { display: flex; flex-direction: column; gap: 12px; }
    .footer-links a { color: #A6ACAF; font-size: 0.9rem; transition: color 0.3s; }
    .footer-links a:hover { color: var(--gold); }
    .footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.06); font-size: 0.85rem; color: #6B7280; }
    .fab-left { position: fixed; left: 20px; bottom: 80px; z-index: 50; width: 56px; height: 56px; background: radial-gradient(circle at 30% 30%, #2C1A0A, #0D0D0D); border: 2px solid #FFD700; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; color: var(--gold); box-shadow: 0 4px 20px rgba(255,215,0,0.3); transition: all 0.3s; animation: pulse-gold 2.2s infinite; }
    .fab-left:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(255,215,0,0.55); }
    @keyframes pulse-gold { 0%, 100% { opacity: 0.8; transform: translateY(0); } 50% { opacity: 1; transform: translateY(-6px); } }
    @media (max-width: 1024px) {
      .nav-links { gap: 18px; }
      .nav-links a { font-size: 0.85rem; }
    }
    @media (max-width: 768px) {
      .nav-links { display: none; }
      .mobile-toggle { display: block; }
      .mobile-menu.active { display: flex; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .invite-section { padding: 32px 20px; }
      .hero-section { padding: 130px 0 70px; }
      .section-padding { padding: 56px 0; }
    }
    @media (max-width: 520px) {
      .hero-cta-group { flex-direction: column; }
      .btn-primary, .btn-outline { width: 100%; text-align: center; }
      .stat-card { padding: 20px 16px; }
      .container { padding: 0 16px; }
    }

/* roulang page: category2 */
@import url('/assets/css/vendor/9723b7396f-css2.css');
    :root {
      --gold: #FFD700;
      --gold-dark: #C5A059;
      --crimson: #8B0000;
      --crimson-dark: #4A0007;
      --charcoal: #121212;
      --warm-white: #FFFDF9;
      --muted: #D4AC0D;
      --text-secondary: #CBD5E1;
      --border-subtle: rgba(255,215,0,0.15);
      --amber: #FF9F00;
    }
    html { scroll-behavior: smooth; }
    body {
      margin: 0; padding: 0;
      font-family: 'Inter', 'Segoe UI', sans-serif;
      background-color: var(--crimson-dark);
      color: var(--warm-white);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }
    a { color: var(--gold); text-decoration: none; transition: color 0.25s ease; }
    a:hover { color: #FFED4A; }
    img { max-width: 100%; height: auto; display: block; }
    button, .btn { cursor: pointer; font-family: inherit; }
    .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
    .section-padding { padding: 80px 0; }
    .section-title { font-size: clamp(28px, 5vw, 48px); font-weight: 800; line-height: 1.2; }
    .section-subtitle { font-size: 18px; line-height: 1.7; color: var(--text-secondary); max-width: 720px; }
    .card-hover { transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2), box-shadow 0.35s ease; }
    .card-hover:hover { transform: translateY(-8px); box-shadow: 0 16px 48px rgba(255, 215, 0, 0.15); }
    .navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(18, 18, 18, 0.92); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--border-subtle); }
    .nav-container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
    .nav-logo { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.25rem; color: var(--gold); letter-spacing: -0.01em; white-space: nowrap; display: flex; align-items: center; gap: 8px; }
    .nav-logo span { background: linear-gradient(180deg, #FFD700 0%, #C5A059 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
    .nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
    .nav-links a { font-weight: 600; font-size: 0.95rem; color: #E5E8E8; position: relative; padding: 6px 0; transition: color 0.3s; }
    .nav-links a:hover, .nav-links a.active { color: var(--gold); }
    .nav-links a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--gold); transition: width 0.3s; }
    .nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
    .btn-login { padding: 10px 22px; background: transparent; border: 1px solid rgba(255,215,0,0.5); color: var(--gold); border-radius: 8px; font-weight: 600; font-size: 0.9rem; transition: all 0.3s; }
    .btn-login:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); color: #FFED4A; }
    .btn-signup { padding: 10px 22px; background: linear-gradient(135deg, #FFD700 0%, #C5A059 100%); color: #121212; border: none; border-radius: 8px; font-weight: 700; font-size: 0.9rem; transition: all 0.3s; box-shadow: 0 4px 15px rgba(255,215,0,0.25); }
    .btn-signup:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,215,0,0.45); }
    .mobile-toggle { display: none; background: none; border: none; color: var(--gold); font-size: 1.8rem; cursor: pointer; }
    .mobile-menu { display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: rgba(8, 8, 8, 0.97); z-index: 99; flex-direction: column; padding: 40px 24px; gap: 32px; }
    .mobile-menu a { font-size: 1.4rem; font-weight: 700; color: #E5E8E8; border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 16px; }
    .mobile-menu .btn-login, .mobile-menu .btn-signup { text-align: center; width: 100%; }
    .hero-section { position: relative; padding: 160px 0 100px; overflow: hidden; background: radial-gradient(ellipse at 20% 20%, rgba(139,0,0,0.6) 0%, #4A0007 70%, #121212 100%); }
    .hero-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat; opacity: 0.18; z-index: 0; }
    .hero-content { position: relative; z-index: 1; max-width: 680px; }
    .hero-content h1 { font-size: clamp(32px, 6vw, 56px); line-height: 1.15; margin-bottom: 20px; }
    .hero-content p { font-size: 18px; line-height: 1.75; color: #CBD5E1; margin-bottom: 36px; }
    .hero-cta-group { display: flex; flex-wrap: wrap; gap: 16px; }
    .btn-primary { padding: 18px 40px; background: linear-gradient(135deg, #FFD700 0%, #F0C000 100%); color: #121212; border-radius: 12px; font-weight: 800; font-size: 1.1rem; box-shadow: 0 8px 32px rgba(255,215,0,0.35); transition: all 0.3s; }
    .btn-primary:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(255,215,0,0.55); }
    .btn-outline { padding: 18px 40px; background: transparent; border: 2px solid rgba(255,215,0,0.6); color: var(--gold); border-radius: 12px; font-weight: 700; font-size: 1.05rem; transition: all 0.3s; }
    .btn-outline:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); }
    .code-card { background: linear-gradient(145deg, #1C1C1E 0%, #262626 100%); border: 1px solid rgba(255,215,0,0.2); border-radius: 16px; padding: 28px 24px; position: relative; overflow: hidden; transition: all 0.35s ease; }
    .code-card:hover { border-color: rgba(255,215,0,0.55); transform: translateY(-6px); box-shadow: 0 16px 40px rgba(255,215,0,0.1); }
    .code-card::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(255,215,0,0.04) 0%, transparent 70%); opacity: 0; transition: opacity 0.4s; }
    .code-card:hover::before { opacity: 1; }
    .code-badge { display: inline-block; padding: 6px 16px; border-radius: 20px; font-size: 0.8rem; font-weight: 700; background: var(--crimson); color: var(--gold); margin-bottom: 16px; }
    .code-text { font-family: 'Courier New', monospace; background: rgba(0,0,0,0.5); padding: 14px 18px; border-radius: 10px; font-size: 1.3rem; font-weight: 800; color: var(--gold); letter-spacing: 2px; text-align: center; border: 1px dashed rgba(255,215,0,0.35); margin: 16px 0; user-select: all; }
    .benefit-list { list-style: none; padding: 0; margin: 0; }
    .benefit-list li { padding: 12px 0 12px 32px; position: relative; border-bottom: 1px solid rgba(255,255,255,0.04); color: #E5E8E8; font-size: 0.95rem; }
    .benefit-list li::before { content: '✓'; position: absolute; left: 0; color: var(--gold); font-weight: 700; font-size: 1.1rem; }
    .faq-item { border-bottom: 1px solid rgba(255,215,0,0.12); padding: 24px 0; }
    .faq-question { font-weight: 700; font-size: 1.1rem; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; color: var(--warm-white); transition: color 0.3s; }
    .faq-question:hover { color: var(--gold); }
    .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; color: #CBD5E1; font-size: 0.95rem; line-height: 1.75; }
    .faq-item.open .faq-answer { max-height: 500px; padding-top: 16px; }
    .faq-item.open .faq-question i { transform: rotate(180deg); }
    .faq-question i { transition: transform 0.3s; color: var(--gold); }
    .site-footer { background: #0A0A0A; border-top: 1px solid var(--border-subtle); padding: 60px 0 30px; margin-top: 60px; }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
    .footer-brand { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.2rem; color: var(--gold); }
    .footer-links { display: flex; flex-direction: column; gap: 10px; }
    .footer-links a { color: #A6ACAF; font-size: 0.9rem; transition: color 0.3s; }
    .footer-links a:hover { color: var(--gold); }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; font-size: 0.85rem; color: #6B7280; }
    @media (max-width: 1024px) {
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .nav-links, .nav-actions { display: none; }
      .mobile-toggle { display: block; }
      .mobile-menu.active { display: flex; }
      .hero-section { padding: 120px 0 60px; }
      .section-padding { padding: 48px 0; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .footer-bottom { flex-direction: column; text-align: center; }
      .hero-cta-group { flex-direction: column; }
      .btn-primary, .btn-outline { width: 100%; text-align: center; }
    }
    @media (max-width: 520px) {
      .container { padding: 0 16px; }
      .code-text { font-size: 1rem; letter-spacing: 1px; }
    }

/* roulang page: category3 */
@import url('/assets/css/vendor/9723b7396f-css2.css');
    :root {
      --gold: #FFD700;
      --gold-dark: #C5A059;
      --crimson: #8B0000;
      --crimson-dark: #4A0007;
      --charcoal: #121212;
      --warm-white: #FFFDF9;
      --muted: #D4AC0D;
      --text-secondary: #CBD5E1;
      --border-subtle: rgba(255,215,0,0.15);
    }
    html { scroll-behavior: smooth; }
    body {
      margin: 0; padding: 0;
      font-family: 'Inter', 'Segoe UI', sans-serif;
      background-color: var(--crimson-dark);
      color: var(--warm-white);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }
    a { color: var(--gold); text-decoration: none; transition: color 0.25s ease; }
    a:hover { color: #FFED4A; }
    img { max-width: 100%; height: auto; display: block; }
    button, .btn { cursor: pointer; font-family: inherit; }
    .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
    .section-padding { padding: 80px 0; }
    .section-title { font-size: clamp(28px, 5vw, 48px); font-weight: 800; line-height: 1.2; }
    .section-subtitle { font-size: 18px; line-height: 1.7; color: var(--text-secondary); max-width: 720px; }
    .card-hover { transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2), box-shadow 0.35s ease; }
    .card-hover:hover { transform: translateY(-8px); box-shadow: 0 16px 48px rgba(255, 215, 0, 0.15); }
    .navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(18, 18, 18, 0.92); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--border-subtle); }
    .nav-container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
    .nav-logo { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.25rem; color: var(--gold); letter-spacing: -0.01em; white-space: nowrap; display: flex; align-items: center; gap: 8px; }
    .nav-logo span { background: linear-gradient(180deg, #FFD700 0%, #C5A059 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
    .nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
    .nav-links a { font-weight: 600; font-size: 0.95rem; color: #E5E8E8; position: relative; padding: 6px 0; transition: color 0.3s; }
    .nav-links a:hover, .nav-links a.active { color: var(--gold); }
    .nav-links a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--gold); transition: width 0.3s; }
    .nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
    .btn-login { padding: 10px 22px; background: transparent; border: 1px solid rgba(255,215,0,0.5); color: var(--gold); border-radius: 8px; font-weight: 600; font-size: 0.9rem; transition: all 0.3s; }
    .btn-login:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); color: #FFED4A; }
    .btn-signup { padding: 10px 22px; background: linear-gradient(135deg, #FFD700 0%, #C5A059 100%); color: #121212; border: none; border-radius: 8px; font-weight: 700; font-size: 0.9rem; transition: all 0.3s; box-shadow: 0 4px 15px rgba(255,215,0,0.25); }
    .btn-signup:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,215,0,0.45); }
    .mobile-toggle { display: none; background: none; border: none; color: var(--gold); font-size: 1.8rem; cursor: pointer; }
    .mobile-menu { display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: rgba(8, 8, 8, 0.97); z-index: 99; flex-direction: column; padding: 40px 24px; gap: 32px; }
    .mobile-menu a { font-size: 1.4rem; font-weight: 700; color: #E5E8E8; border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 16px; }
    .mobile-menu .btn-login, .mobile-menu .btn-signup { text-align: center; width: 100%; }
    .hero-section { position: relative; padding: 160px 0 100px; overflow: hidden; background: radial-gradient(ellipse at 20% 20%, rgba(139,0,0,0.6) 0%, #4A0007 70%, #121212 100%); }
    .hero-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat; opacity: 0.18; z-index: 0; }
    .hero-content { position: relative; z-index: 1; max-width: 680px; }
    .hero-content h1 { font-size: clamp(32px, 6vw, 56px); line-height: 1.15; margin-bottom: 20px; }
    .hero-content p { font-size: 18px; line-height: 1.75; color: #CBD5E1; margin-bottom: 36px; }
    .hero-cta-group { display: flex; flex-wrap: wrap; gap: 16px; }
    .btn-primary { padding: 18px 40px; background: linear-gradient(135deg, #FFD700 0%, #F0C000 100%); color: #121212; border-radius: 12px; font-weight: 800; font-size: 1.1rem; box-shadow: 0 8px 32px rgba(255,215,0,0.35); transition: all 0.3s; }
    .btn-primary:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(255,215,0,0.55); }
    .btn-outline { padding: 18px 40px; background: transparent; border: 2px solid rgba(255,215,0,0.6); color: var(--gold); border-radius: 12px; font-weight: 700; font-size: 1.05rem; transition: all 0.3s; }
    .btn-outline:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); }
    .countdown-box { background: rgba(18,18,18,0.8); backdrop-filter: blur(12px); border: 1px solid var(--border-subtle); border-radius: 20px; padding: 24px 32px; display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: center; margin-top: 40px; }
    .countdown-item { text-align: center; }
    .countdown-item .value { font-size: clamp(28px,4vw,44px); font-weight: 900; color: var(--gold); line-height: 1.1; }
    .countdown-item .label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: #A6ACAF; margin-top: 4px; }
    .code-card { background: linear-gradient(145deg, #1E1E1E 0%, #2A2A2A 100%); border: 1px solid var(--border-subtle); border-radius: 20px; padding: 28px 24px; transition: all 0.35s; position: relative; overflow: hidden; }
    .code-card:hover { border-color: var(--gold); box-shadow: 0 8px 36px rgba(255,215,0,0.18); transform: translateY(-6px); }
    .code-value { font-family: 'Courier New', monospace; font-size: 1.5rem; font-weight: 800; background: #0a0a0a; padding: 12px 20px; border-radius: 10px; letter-spacing: 0.05em; border: 1px dashed rgba(255,215,0,0.4); color: var(--gold); display: inline-block; margin: 12px 0; }
    .code-badge { position: absolute; top: 16px; right: 16px; background: var(--crimson); color: var(--gold); padding: 4px 14px; border-radius: 20px; font-size: 0.72rem; font-weight: 700; }
    .pain-list li { padding-left: 28px; position: relative; margin-bottom: 14px; color: #CBD5E1; line-height: 1.7; }
    .pain-list li::before { content: '✕'; position: absolute; left: 0; top: 0; color: #E53935; font-weight: 700; }
    .solution-list li { padding-left: 28px; position: relative; margin-bottom: 14px; color: #D1F2EB; line-height: 1.7; }
    .solution-list li::before { content: '✓'; position: absolute; left: 0; top: 0; color: var(--gold); font-weight: 700; }
    .testimonial-card { background: rgba(28,28,30,0.8); backdrop-filter: blur(8px); border: 1px solid rgba(255,215,0,0.12); border-radius: 16px; padding: 32px 28px; position: relative; }
    .testimonial-card::before { content: '\201C'; font-size: 4rem; position: absolute; top: -8px; left: 16px; color: rgba(255,215,0,0.15); line-height: 1; font-family: serif; }
    .site-footer { background: #0A0A0A; border-top: 1px solid var(--border-subtle); padding: 60px 0 24px; }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; }
    .footer-links { display: flex; flex-direction: column; gap: 10px; }
    .footer-links a { color: #A6ACAF; font-size: 0.9rem; transition: color 0.2s; }
    .footer-links a:hover { color: var(--gold); }
    .footer-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.06); display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; color: #6B7280; font-size: 0.8rem; }
    .fab-btn { position: fixed; left: 24px; bottom: 96px; width: 56px; height: 56px; border-radius: 50%; background: linear-gradient(145deg, #2A1000 0%, #1C1C1E 100%); border: 3px solid var(--gold); z-index: 50; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; color: var(--gold); cursor: pointer; box-shadow: 0 4px 20px rgba(255,215,0,0.3); transition: all 0.35s; animation: float-fab 3s ease-in-out infinite; }
    .fab-btn::after { content: ''; position: absolute; inset: -6px; border-radius: 50%; border: 1px solid rgba(255,215,0,0.25); animation: pulse-ring 2s infinite; }
    .fab-btn:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(255,215,0,0.5); }
    .fab-notification { position: absolute; top: -2px; right: -2px; width: 14px; height: 14px; background: #E53935; border: 2px solid #121212; border-radius: 50%; animation: blink 1.4s infinite; }
    @keyframes float-fab { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
    @keyframes pulse-ring { 0% { transform: scale(1); opacity: 0.6; } 100% { transform: scale(1.35); opacity: 0; } }
    @keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.2; } }
    @media (max-width: 1024px) {
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .nav-links { gap: 18px; }
    }
    @media (max-width: 768px) {
      .mobile-toggle { display: block; }
      .nav-links, .navbar .btn-login, .navbar .btn-signup { display: none; }
      .mobile-menu.open { display: flex; }
      .footer-grid { grid-template-columns: 1fr; gap: 28px; }
      .hero-section { padding: 130px 0 60px; }
      .section-padding { padding: 50px 0; }
      .countdown-box { flex-wrap: wrap; gap: 16px; padding: 18px; }
    }
    @media (max-width: 520px) {
      .hero-content h1 { font-size: 28px; }
      .btn-primary, .btn-outline { width: 100%; text-align: center; }
      .container { padding: 0 16px; }
    }

/* roulang page: category4 */
@import url('/assets/css/vendor/9723b7396f-css2.css');
        :root {
            --gold: #FFD700;
            --gold-dark: #C5A059;
            --crimson: #8B0000;
            --crimson-dark: #4A0007;
            --charcoal: #121212;
            --warm-white: #FFFDF9;
            --muted: #D4AC0D;
            --text-secondary: #CBD5E1;
            --border-subtle: rgba(255,215,0,0.15);
        }
        html { scroll-behavior: smooth; }
        body {
            margin: 0; padding: 0;
            font-family: 'Inter', 'Segoe UI', sans-serif;
            background-color: var(--crimson-dark);
            color: var(--warm-white);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a { color: var(--gold); text-decoration: none; transition: color 0.25s ease; }
        a:hover { color: #FFED4A; }
        img { max-width: 100%; height: auto; display: block; }
        button, .btn { cursor: pointer; font-family: inherit; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
        .section-padding { padding: 80px 0; }
        .section-title { font-size: clamp(28px, 5vw, 44px); font-weight: 800; line-height: 1.2; }
        .section-subtitle { font-size: 18px; line-height: 1.7; color: var(--text-secondary); max-width: 720px; }
        .card-hover { transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2), box-shadow 0.35s ease; }
        .card-hover:hover { transform: translateY(-8px); box-shadow: 0 16px 48px rgba(255, 215, 0, 0.18); }
        /* Navigation */
        .navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(18, 18, 18, 0.94); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border-bottom: 1px solid var(--border-subtle); }
        .nav-container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
        .nav-logo { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.2rem; color: var(--gold); letter-spacing: -0.01em; white-space: nowrap; display: flex; align-items: center; gap: 8px; }
        .nav-logo span { background: linear-gradient(180deg, #FFD700 0%, #C5A059 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
        .nav-links a { font-weight: 600; font-size: 0.95rem; color: #E5E8E8; position: relative; padding: 6px 0; transition: color 0.3s; }
        .nav-links a:hover, .nav-links a.active { color: var(--gold); }
        .nav-links a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--gold); transition: width 0.3s; }
        .nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
        .btn-login { padding: 10px 22px; background: transparent; border: 1px solid rgba(255,215,0,0.5); color: var(--gold); border-radius: 8px; font-weight: 600; font-size: 0.9rem; transition: all 0.3s; }
        .btn-login:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); color: #FFED4A; }
        .btn-signup { padding: 10px 22px; background: linear-gradient(135deg, #FFD700 0%, #C5A059 100%); color: #121212; border: none; border-radius: 8px; font-weight: 700; font-size: 0.9rem; transition: all 0.3s; box-shadow: 0 4px 15px rgba(255,215,0,0.25); }
        .btn-signup:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,215,0,0.45); }
        .mobile-toggle { display: none; background: none; border: none; color: var(--gold); font-size: 1.8rem; cursor: pointer; }
        .mobile-menu { display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: rgba(8, 8, 8, 0.97); z-index: 99; flex-direction: column; padding: 40px 24px; gap: 32px; }
        .mobile-menu a { font-size: 1.4rem; font-weight: 700; color: #E5E8E8; border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 16px; }
        .mobile-menu .btn-login, .mobile-menu .btn-signup { text-align: center; width: 100%; }

        /* Hero */
        .hero-section { position: relative; padding: 140px 0 80px; overflow: hidden; background: radial-gradient(ellipse at 30% 30%, rgba(139,0,0,0.7) 0%, #4A0007 65%, #121212 100%); }
        .hero-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat; opacity: 0.22; z-index: 0; }
        .hero-content { position: relative; z-index: 1; max-width: 700px; }
        .hero-content h1 { font-size: clamp(30px, 5.5vw, 52px); line-height: 1.15; margin-bottom: 20px; }
        .hero-content p { font-size: 18px; line-height: 1.75; color: #CBD5E1; margin-bottom: 30px; }
        .hero-cta-group { display: flex; flex-wrap: wrap; gap: 16px; }
        .btn-primary { padding: 16px 38px; background: linear-gradient(135deg, #FFD700 0%, #F0C000 100%); color: #121212; border-radius: 12px; font-weight: 800; font-size: 1.05rem; box-shadow: 0 8px 30px rgba(255,215,0,0.35); transition: all 0.3s; border: none; }
        .btn-primary:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(255,215,0,0.55); }
        .btn-outline { padding: 16px 38px; background: transparent; border: 2px solid rgba(255,215,0,0.6); color: var(--gold); border-radius: 12px; font-weight: 700; font-size: 1.05rem; transition: all 0.3s; }
        .btn-outline:hover { background: rgba(255,215,0,0.1); border-color: var(--gold); }

        /* Ranking Table */
        .ranking-table { width: 100%; border-collapse: collapse; margin-top: 32px; background: rgba(18,18,18,0.7); border-radius: 16px; overflow: hidden; }
        .ranking-table th { background: rgba(255,215,0,0.1); color: var(--gold); font-weight: 700; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.5px; padding: 16px; text-align: left; border-bottom: 1px solid var(--border-subtle); }
        .ranking-table td { padding: 18px 16px; border-bottom: 1px solid rgba(255,255,255,0.05); vertical-align: middle; color: #E5E8E8; }
        .ranking-table tr:hover td { background: rgba(255,215,0,0.03); }
        .rank-num { font-size: 1.4rem; font-weight: 900; color: var(--gold); width: 60px; }
        .game-info { display: flex; align-items: center; gap: 14px; }
        .game-info img { width: 48px; height: 48px; border-radius: 10px; object-fit: cover; }
        .game-name { font-weight: 700; font-size: 1.05rem; }
        .provider-tag { font-size: 0.75rem; color: #A6ACAF; }
        .rate-badge { background: rgba(255,215,0,0.15); color: var(--gold); padding: 6px 14px; border-radius: 20px; font-weight: 700; font-size: 0.85rem; display: inline-block; }
        .rating-stars { color: var(--gold); letter-spacing: 1px; }

        /* Insights Panel */
        .insights-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
        .insight-card { background: rgba(18,18,18,0.6); border: 1px solid var(--border-subtle); border-radius: 16px; padding: 28px; transition: all 0.3s; }
        .insight-card:hover { border-color: var(--gold); }
        .insight-value { font-size: 2.4rem; font-weight: 900; color: var(--gold); line-height: 1; margin-bottom: 8px; }

        /* Steps Horizontal */
        .steps-horiz { display: flex; gap: 24px; overflow-x: auto; padding-bottom: 12px; }
        .step-card { flex: 0 0 280px; background: rgba(18,18,18,0.5); border: 1px solid var(--border-subtle); border-radius: 16px; padding: 28px 24px; transition: all 0.3s; }
        .step-card:hover { background: rgba(255,215,0,0.05); border-color: var(--gold); }
        .step-number { width: 48px; height: 48px; background: linear-gradient(135deg, #FFD700, #C5A059); color: #121212; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 1.4rem; margin-bottom: 16px; }

        /* FAQ */
        .faq-item { border-bottom: 1px solid rgba(255,255,255,0.08); padding: 22px 0; cursor: pointer; transition: all 0.3s; }
        .faq-item:hover h3 { color: var(--gold); }
        .faq-item h3 { font-size: 1.15rem; font-weight: 700; transition: color 0.2s; display: flex; justify-content: space-between; align-items: center; }
        .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s; color: #CBD5E1; line-height: 1.7; }
        .faq-item.active .faq-answer { max-height: 250px; padding-top: 12px; }
        .faq-item.active h3 { color: var(--gold); }

        /* CTA Banner */
        .cta-banner { background: linear-gradient(135deg, rgba(139,0,0,0.8) 0%, rgba(18,18,18,0.9) 100%); border: 1px solid rgba(255,215,0,0.25); border-radius: 20px; padding: 48px; text-align: left; position: relative; overflow: hidden; }
        .cta-banner::after { content: ''; position: absolute; right: -40px; top: -40px; width: 200px; height: 200px; background: radial-gradient(circle, rgba(255,215,0,0.2) 0%, transparent 70%); border-radius: 50%; }

        /* Footer */
        .site-footer { background: #0B0B0B; border-top: 1px solid rgba(255,215,0,0.2); padding: 56px 0 28px; margin-top: 0; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
        .footer-brand { font-family: 'Playfair Display', serif; font-weight: 800; font-size: 1.3rem; color: var(--gold); }
        .footer-links { display: flex; flex-direction: column; gap: 10px; }
        .footer-links a { font-size: 0.9rem; color: #A6ACAF; }
        .footer-links a:hover { color: var(--gold); }
        .footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.06); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; font-size: 0.8rem; color: #6B7280; }
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .mobile-toggle { display: block; }
            .mobile-menu.active { display: flex; }
            .footer-grid { grid-template-columns: 1fr; }
            .ranking-table { font-size: 0.85rem; display: block; overflow-x: auto; white-space: nowrap; }
            .steps-horiz { flex-wrap: nowrap; overflow-x: auto; }
            .cta-banner { padding: 32px 24px; }
            .section-padding { padding: 50px 0; }
            .hero-section { padding: 120px 0 60px; }
            .hero-content h1 { font-size: clamp(26px, 6vw, 38px); }
            .insights-grid { grid-template-columns: 1fr; }
        }