/* roulang page: index */
:root {
    --lava: #FF4500;
    --fire-red: #FF0000;
    --obsidian: #0B0B0B;
    --charcoal: #161616;
    --warm-gray: #CCCCCC;
    --white: #FFFFFF;
    --lava-glow: rgba(255, 69, 0, 0.35);
    --fire-glow: rgba(255, 0, 0, 0.25);
    --border-radius: 0.875rem;
    --shadow-sm: 0 4px 8px -2px rgba(0,0,0,0.4);
    --shadow-md: 0 12px 24px -6px rgba(0,0,0,0.6);
    --shadow-lava: 0 8px 24px rgba(255, 69, 0, 0.35);
    --transition: 220ms ease;
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
    background-color: var(--obsidian);
    color: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  img {
    max-width: 100%;
    height: auto;
    display: block;
  }

  a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition);
  }

  .container {
    width: 100%;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  @media (max-width: 768px) {
    .container {
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }
  }

  /* Navigation */
  .navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    background: rgba(11, 11, 11, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 69, 0, 0.18);
    transition: background var(--transition);
  }

  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    padding: 0 1.75rem;
    max-width: 1340px;
    margin: 0 auto;
  }

  .logo-text {
    font-weight: 800;
    font-size: 1.325rem;
    letter-spacing: -0.3px;
    background: linear-gradient(135deg, #FF4500 0%, #FFB347 90%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .nav-links {
    display: flex;
    align-items: center;
    gap: 2.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .nav-links a {
    font-weight: 500;
    font-size: 1rem;
    color: var(--warm-gray);
    position: relative;
    transition: color var(--transition);
  }

  .nav-links a:hover,
  .nav-links a.active {
    color: var(--white);
  }

  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--lava);
    transition: width var(--transition);
  }

  .nav-links a:hover::after,
  .nav-links a.active::after {
    width: 100%;
  }

  .nav-cta {
    display: flex;
    align-items: center;
    gap: 0.85rem;
  }

  .btn-login {
    color: var(--white);
    font-weight: 600;
    padding: 0.6rem 1.4rem;
    border-radius: 9999px;
    transition: background var(--transition);
    font-size: 0.95rem;
  }

  .btn-login:hover {
    background: rgba(255,255,255,0.08);
  }

  .btn-signup {
    background: linear-gradient(145deg, #FF4500, #D84315);
    color: white;
    font-weight: 700;
    padding: 0.6rem 1.65rem;
    border-radius: 9999px;
    box-shadow: var(--shadow-lava);
    transition: all var(--transition);
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
  }

  .btn-signup:hover {
    background: linear-gradient(145deg, #FF5722, #BF360C);
    box-shadow: 0 8px 28px rgba(255, 69, 0, 0.55);
    transform: translateY(-1px);
  }

  .mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
  }

  @media (max-width: 1024px) {
    .nav-links {
      display: none;
    }
    .mobile-menu-btn {
      display: block;
    }
  }

  @media (max-width: 520px) {
    .nav-cta .btn-login {
      padding: 0.5rem 1rem;
    }
    .btn-signup {
      padding: 0.5rem 1.2rem;
    }
  }

  /* Hero Bento */
  .hero-section {
    padding-top: 7rem;
    padding-bottom: 4.5rem;
    background: radial-gradient(circle at 30% 20%, #1F110A 0%, #0B0B0B 75%);
    position: relative;
    overflow: hidden;
  }

  .bento-grid {
    display: grid;
    grid-template-columns: 1.25fr 0.85fr;
    grid-template-rows: auto auto;
    gap: 1.75rem;
    align-items: start;
  }

  .bento-main {
    grid-row: span 2;
    background: rgba(22, 22, 22, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 1.75rem;
    padding: 2.75rem;
    border: 1px solid rgba(255, 69, 0, 0.2);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .bento-small {
    background: rgba(22, 22, 22, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 1.5rem;
    padding: 1.8rem;
    border: 1px solid rgba(255, 69, 0, 0.15);
    box-shadow: var(--shadow-sm);
    transition: border var(--transition);
  }

  .bento-small:hover {
    border-color: rgba(255, 69, 0, 0.45);
  }

  .cta-strip {
    grid-column: 1 / -1;
    background: linear-gradient(105deg, #FF4500, #B71C1C);
    border-radius: 2rem;
    padding: 1.5rem 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
    box-shadow: 0 16px 36px rgba(255, 69, 0, 0.4);
  }

  @media (max-width: 900px) {
    .bento-grid {
      grid-template-columns: 1fr;
    }
    .bento-main {
      grid-row: auto;
    }
  }

  /* Buttons */
  .btn-primary {
    background: var(--lava);
    color: white;
    font-weight: 700;
    padding: 0.8rem 2.2rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition);
    box-shadow: 0 6px 18px rgba(255, 69, 0, 0.4);
    border: none;
    cursor: pointer;
  }

  .btn-primary:hover {
    background: #FF5722;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(255, 69, 0, 0.55);
  }

  .btn-outline {
    border: 2px solid var(--lava);
    color: var(--lava);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    transition: all var(--transition);
    background: transparent;
    cursor: pointer;
  }

  .btn-outline:hover {
    background: var(--lava);
    color: white;
    box-shadow: 0 6px 18px rgba(255, 69, 0, 0.45);
  }

  /* Sections */
  section {
    padding: 5rem 0;
  }

  @media (max-width: 768px) {
    section {
      padding: 3.5rem 0;
    }
  }

  .section-title {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
  }

  .section-sub {
    color: var(--warm-gray);
    font-size: 1.125rem;
    max-width: 700px;
    margin-bottom: 2.5rem;
  }

  /* Cards */
  .card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
  }

  .card {
    background: var(--charcoal);
    border-radius: 1.25rem;
    padding: 1.75rem;
    border: 1px solid rgba(255,255,255,0.05);
    transition: all var(--transition);
  }

  .card:hover {
    border-color: rgba(255, 69, 0, 0.3);
    box-shadow: 0 10px 24px rgba(255, 69, 0, 0.15);
  }

  /* FAQ */
  .faq-item {
    background: var(--charcoal);
    border-radius: 1.2rem;
    padding: 1.4rem 1.8rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--lava);
  }

  /* Footer */
  .footer {
    background: #050505;
    border-top: 1px solid rgba(255, 69, 0, 0.2);
    padding: 3.5rem 0 2rem;
    color: var(--warm-gray);
  }

  .footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2.5rem;
  }

  /* Floating bar */
  .floating-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(11,11,11,0.94);
    backdrop-filter: blur(16px);
    border-top: 1px solid rgba(255, 69, 0, 0.35);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    z-index: 50;
  }

  /* FAB */
  .fab {
    position: fixed;
    left: 1.35rem;
    bottom: 5.5rem;
    z-index: 50;
    width: 56px;
    height: 56px;
    background: rgba(22,22,22,0.8);
    backdrop-filter: blur(12px);
    border-radius: 9999px;
    border: 2px solid #FF4500;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(255,69,0,0.5);
    cursor: pointer;
    transition: all var(--transition);
  }

  .fab:hover {
    transform: scale(1.1);
    box-shadow: 0 0 28px rgba(255,69,0,0.75);
  }

/* roulang page: article */
:root {
            --bg-primary: #0B0B0B;
            --bg-secondary: #161616;
            --accent-primary: #FF4500;
            --accent-secondary: #FF0000;
            --text-primary: #FFFFFF;
            --text-secondary: #CCCCCC;
            --border-color: #2A2A2A;
            --card-bg: #1A1A1A;
            --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 4px 20px rgba(255, 69, 0, 0.3);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Nav */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(11, 11, 11, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: all 0.3s ease;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-primary);
            text-decoration: none;
            letter-spacing: -0.5px;
            white-space: nowrap;
            transition: all 0.3s ease;
        }

        .logo:hover {
            color: var(--accent-secondary);
            text-shadow: 0 0 15px rgba(255, 69, 0, 0.5);
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 8px;
            align-items: center;
        }

        .nav-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 16px;
            border-radius: 8px;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 69, 0, 0.1);
        }

        .nav-links a.active {
            color: var(--accent-primary);
            background: rgba(255, 69, 0, 0.15);
            font-weight: 700;
            box-shadow: 0 0 12px rgba(255, 69, 0, 0.2);
        }

        .nav-actions {
            display: flex;
            gap: 10px;
            align-items: center;
        }

        .btn-login {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-color);
            padding: 10px 20px;
            border-radius: 10px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 0.9rem;
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--accent-primary);
            color: var(--accent-primary);
            background: rgba(255, 69, 0, 0.05);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: white;
            border: none;
            padding: 10px 24px;
            border-radius: 10px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 0.9rem;
            white-space: nowrap;
            box-shadow: var(--shadow-glow);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(255, 69, 0, 0.5);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 8px;
        }

        /* Article Page Specific */
        .article-hero {
            padding: 140px 0 60px;
            background: linear-gradient(180deg, #1A0A0A 0%, var(--bg-primary) 100%);
            position: relative;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 69, 0, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .article-hero-content {
            position: relative;
            z-index: 1;
            max-width: 900px;
            margin: 0 auto;
            text-align: left;
        }

        .article-meta {
            display: flex;
            gap: 20px;
            align-items: center;
            flex-wrap: wrap;
            margin-bottom: 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        .article-category {
            background: rgba(255, 69, 0, 0.2);
            color: var(--accent-primary);
            padding: 6px 16px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 0.85rem;
        }

        .article-date {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }

        .article-hero h1 span {
            background: linear-gradient(135deg, var(--accent-primary), #FF8C00);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .article-excerpt {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .article-body {
            padding: 40px 0 80px;
        }

        .article-content {
            max-width: 900px;
            margin: 0 auto;
            font-size: 1.05rem;
            line-height: 1.8;
            color: #E0E0E0;
        }

        .article-content h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-top: 40px;
            margin-bottom: 16px;
            border-left: 4px solid var(--accent-primary);
            padding-left: 16px;
        }

        .article-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-top: 32px;
            margin-bottom: 12px;
        }

        .article-content p {
            margin-bottom: 18px;
            color: #D1D1D1;
        }

        .article-content img {
            max-width: 100%;
            border-radius: 16px;
            margin: 30px 0;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }

        .article-content ul, .article-content ol {
            margin: 20px 0 20px 24px;
            color: #D1D1D1;
        }

        .article-content li {
            margin-bottom: 10px;
        }

        .article-content a {
            color: var(--accent-primary);
            text-decoration: underline;
            transition: all 0.3s ease;
        }

        .article-content a:hover {
            color: var(--accent-secondary);
        }

        .not-found-state {
            text-align: center;
            padding: 80px 20px;
            max-width: 600px;
            margin: 0 auto;
        }

        .not-found-state i {
            font-size: 4rem;
            color: var(--accent-primary);
            margin-bottom: 20px;
            display: block;
        }

        .not-found-state h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .not-found-state p {
            color: var(--text-secondary);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }

        .btn-home {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: white;
            padding: 14px 32px;
            border-radius: 12px;
            font-weight: 700;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-glow);
        }

        .btn-home:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(255, 69, 0, 0.5);
        }

        /* FAQ Section */
        .faq-section {
            padding: 60px 0;
            background: var(--bg-secondary);
        }

        .faq-grid {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 14px;
            padding: 24px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: var(--accent-primary);
            box-shadow: 0 4px 15px rgba(255, 69, 0, 0.15);
        }

        .faq-question {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-question i {
            color: var(--accent-primary);
            transition: transform 0.3s ease;
        }

        .faq-answer {
            margin-top: 12px;
            color: #D1D1D1;
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* CTA Section */
        .cta-section {
            padding: 80px 0;
            text-align: center;
            background: linear-gradient(180deg, var(--bg-primary) 0%, #1A0A0A 100%);
        }

        .cta-box {
            max-width: 700px;
            margin: 0 auto;
            background: linear-gradient(135deg, rgba(255, 69, 0, 0.1), rgba(255, 0, 0, 0.1));
            border: 1px solid rgba(255, 69, 0, 0.3);
            border-radius: 24px;
            padding: 50px 40px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
        }

        .cta-box h2 {
            font-size: 2rem;
            font-weight: 900;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .cta-box p {
            color: var(--text-secondary);
            font-size: 1.1rem;
            margin-bottom: 30px;
            line-height: 1.7;
        }

        .btn-cta-lg {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: white;
            padding: 16px 40px;
            border-radius: 14px;
            font-weight: 800;
            font-size: 1.15rem;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 0 0 30px rgba(255, 69, 0, 0.4);
        }

        .btn-cta-lg:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(255, 69, 0, 0.6);
        }

        /* Footer */
        .footer {
            background: var(--bg-secondary);
            padding: 60px 0 30px;
            border-top: 1px solid var(--border-color);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-grid strong {
            color: var(--text-primary);
            display: block;
            margin-bottom: 12px;
            font-size: 1.1rem;
        }

        .footer-grid p,
        .footer-grid li {
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        .footer-grid a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-grid a:hover {
            color: var(--accent-primary);
        }

        .footer-bottom {
            border-top: 1px solid #262626;
            padding-top: 24px;
            text-align: center;
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #FF4500, #FF0000);
            border: 2px solid rgba(255, 69, 0, 0.8);
            box-shadow: 0 0 20px rgba(255, 69, 0, 0.5), 0 4px 15px rgba(0, 0, 0, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            color: white;
            font-size: 1.5rem;
        }

        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 0 35px rgba(255, 69, 0, 0.8), 0 8px 25px rgba(0, 0, 0, 0.5);
        }

        .fab-left:active {
            transform: scale(0.95);
        }

        @media (max-width: 1024px) {
            .article-hero h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(11, 11, 11, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px;
                border-bottom: 1px solid var(--border-color);
                gap: 4px;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                display: block;
                padding: 12px 16px;
                border-radius: 8px;
            }

            .mobile-toggle {
                display: block;
            }

            .nav-actions .btn-login,
            .nav-actions .btn-signup {
                padding: 8px 14px;
                font-size: 0.85rem;
            }

            .article-hero h1 {
                font-size: 1.8rem;
            }

            .article-hero {
                padding: 110px 0 40px;
            }

            .article-body {
                padding: 30px 0 50px;
            }

            .article-content {
                font-size: 1rem;
            }

            .article-content h2 {
                font-size: 1.5rem;
            }

            .article-content h3 {
                font-size: 1.25rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .cta-box {
                padding: 30px 20px;
            }

            .cta-box h2 {
                font-size: 1.5rem;
            }

            .fab-left {
                left: 16px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }

            .article-content ul, .article-content ol {
                margin-left: 18px;
            }
        }

        @media (max-width: 520px) {
            .logo {
                font-size: 1.2rem;
            }

            .article-hero h1 {
                font-size: 1.5rem;
            }

            .article-excerpt {
                font-size: 1rem;
            }

            .article-meta {
                gap: 10px;
                font-size: 0.8rem;
            }

            .article-category {
                padding: 4px 12px;
                font-size: 0.8rem;
            }

            .btn-signup, .btn-login {
                padding: 6px 12px;
                font-size: 0.8rem;
            }

            .container {
                padding: 0 16px;
            }

            .btn-cta-lg {
                padding: 14px 28px;
                font-size: 1rem;
            }
        }

/* roulang page: category2 */
:root {
      --bg-primary: #0A2E1C;
      --bg-secondary: #123E25;
      --accent-gold: #FFD700;
      --accent-red: #D32F2F;
      --text-primary: #FFFFFF;
      --text-muted: #D1F2EB;
      --border-card: rgba(255, 215, 0, 0.25);
      --shadow-gold: 0 8px 22px rgba(255, 215, 0, 0.25);
      --radius-lg: 20px;
      --radius-md: 14px;
      --radius-sm: 10px;
      --transition-smooth: all 0.2s ease;
    }
    * {
      box-sizing: border-box;
    }
    body {
      background-color: var(--bg-primary);
      color: var(--text-primary);
      font-family: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
      margin: 0;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }
    .container {
      max-width: 1180px;
      margin: 0 auto;
      padding: 0 20px;
    }
    header {
      background-color: rgba(10, 46, 28, 0.92);
      backdrop-filter: blur(12px);
      position: sticky;
      top: 0;
      z-index: 50;
      border-bottom: 1px solid rgba(255, 215, 0, 0.3);
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      padding: 12px 0;
    }
    .logo {
      font-weight: 700;
      font-size: 1.5rem;
      color: var(--accent-gold);
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .nav-links {
      display: flex;
      gap: 1.8rem;
      list-style: none;
      margin: 0;
      padding: 0;
      flex-wrap: wrap;
    }
    .nav-links a {
      color: var(--text-muted);
      text-decoration: none;
      font-weight: 500;
      padding: 8px 0;
      border-bottom: 2px solid transparent;
      transition: 0.2s;
    }
    .nav-links a.active, .nav-links a:hover {
      color: var(--accent-gold);
      border-bottom-color: var(--accent-gold);
    }
    .btn-outline-gold {
      background: transparent;
      border: 1px solid var(--accent-gold);
      color: var(--accent-gold);
      padding: 8px 18px;
      border-radius: 30px;
      font-weight: 600;
      transition: var(--transition-smooth);
      text-decoration: none;
      display: inline-block;
    }
    .btn-solid-gold {
      background: linear-gradient(145deg, #FFD700, #FFB300);
      border: none;
      color: #0A2E1C;
      font-weight: 700;
      padding: 10px 24px;
      border-radius: 30px;
      box-shadow: 0 4px 12px rgba(255, 215, 0, 0.5);
      transition: 0.25s;
      text-decoration: none;
      display: inline-block;
    }
    .btn-solid-gold:hover {
      box-shadow: 0 8px 18px rgba(255, 215, 0, 0.7);
      transform: translateY(-2px);
    }
    .fab-left {
      position: fixed;
      left: 20px;
      bottom: 90px;
      z-index: 50;
      background: radial-gradient(circle at 30% 30%, #FFD700, #B8860B);
      width: 56px;
      height: 56px;
      border-radius: 50%;
      box-shadow: 0 4px 20px rgba(255, 215, 0, 0.5);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #0A2E1C;
      font-size: 1.6rem;
      transition: 0.3s;
      cursor: pointer;
      animation: floatChip 3s infinite ease-in-out;
      border: 2px solid #FFD700;
    }
    .fab-left:hover {
      transform: scale(1.12) rotate(360deg);
      box-shadow: 0 6px 24px rgba(255, 215, 0, 0.8);
    }
    @keyframes floatChip {
      0% { transform: translateY(0); }
      50% { transform: translateY(-6px); }
      100% { transform: translateY(0); }
    }
    .metric-card {
      background: rgba(18, 62, 37, 0.7);
      backdrop-filter: blur(9px);
      border: 1px solid var(--border-card);
      border-radius: var(--radius-md);
      padding: 1.3rem;
      text-align: left;
    }
    .offer-card {
      background: rgba(255,255,255,0.05);
      border-left: 4px solid var(--accent-gold);
      border-radius: var(--radius-sm);
      padding: 1.2rem;
      transition: 0.2s;
    }
    .offer-card:hover {
      background: rgba(255,215,0,0.08);
    }
    .faq-item {
      border-bottom: 1px solid rgba(255,215,0,0.25);
      padding: 1rem 0;
    }
    footer {
      background: #062013;
      color: var(--text-muted);
      padding: 3rem 0 1.5rem;
      border-top: 2px solid var(--accent-gold);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px,1fr));
      gap: 2rem;
    }
    @media (max-width: 768px) {
      .nav-wrap {
        flex-direction: column;
        align-items: flex-start;
      }
    }

/* roulang page: category1 */
:root {
            --primary: #0A2E1C;
            --secondary: #123E25;
            --gold: #FFD700;
            --red: #D32F2F;
            --mint: #D1F2EB;
            --white: #FFFFFF;
            --dark: #05140D;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.3);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
            --radius: 12px;
            --radius-lg: 20px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: var(--primary);
            color: var(--white);
            line-height: 1.6;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* Header & Navigation */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255,215,0,0.2);
            box-shadow: 0 4px 20px rgba(0,0,0,0.3);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--gold);
            text-decoration: none;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo i { font-size: 1.8rem; }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 8px;
            align-items: center;
        }
        .nav-links a {
            color: var(--mint);
            text-decoration: none;
            padding: 10px 18px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
        }
        .nav-links a:hover, .nav-links a.active {
            color: var(--gold);
            background: rgba(255,215,0,0.1);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .btn-login {
            padding: 10px 24px;
            border: 1px solid var(--gold);
            color: var(--gold);
            background: transparent;
            border-radius: 25px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            font-size: 0.9rem;
        }
        .btn-login:hover { background: rgba(255,215,0,0.15); }
        .btn-signup {
            padding: 10px 24px;
            border: none;
            color: var(--primary);
            background: var(--gold);
            border-radius: 25px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            font-size: 0.9rem;
        }
        .btn-signup:hover {
            background: #FFC107;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255,215,0,0.4);
        }
        /* Mobile Menu */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--gold);
            font-size: 1.8rem;
            cursor: pointer;
        }
        /* Hero */
        .hero {
            position: relative;
            min-height: 90vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            overflow: hidden;
            margin-top: 70px;
        }
        .hero-video-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(0.4);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(5,20,13,0.7) 0%, rgba(10,46,28,0.9) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            padding: 0 20px;
        }
        .hero-badge {
            display: inline-block;
            padding: 8px 20px;
            background: rgba(211,47,47,0.9);
            color: white;
            border-radius: 25px;
            font-weight: 700;
            font-size: 0.9rem;
            margin-bottom: 24px;
            letter-spacing: 1px;
        }
        .hero h1 {
            font-size: 3.5rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--gold);
            text-shadow: 0 4px 20px rgba(0,0,0,0.5);
        }
        .hero-subtitle {
            font-size: 1.3rem;
            color: var(--mint);
            margin-bottom: 32px;
            font-weight: 500;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-cta-primary {
            padding: 16px 40px;
            background: var(--gold);
            color: var(--primary);
            border: none;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 8px 30px rgba(255,215,0,0.4);
        }
        .btn-cta-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(255,215,0,0.6);
        }
        .btn-cta-secondary {
            padding: 16px 40px;
            background: transparent;
            border: 2px solid var(--gold);
            color: var(--gold);
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-cta-secondary:hover {
            background: rgba(255,215,0,0.1);
        }
        .play-btn {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--red);
            border: 3px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 0 40px rgba(211,47,47,0.5);
        }
        .play-btn:hover {
            transform: scale(1.1);
            box-shadow: 0 0 60px rgba(211,47,47,0.7);
        }
        .play-btn i { color: var(--gold); font-size: 2rem; }
        /* Section */
        .section {
            padding: 80px 0;
        }
        .section-title {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--gold);
        }
        .section-desc {
            font-size: 1.1rem;
            color: var(--mint);
            margin-bottom: 48px;
            max-width: 700px;
        }
        /* Stats Grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: -40px;
            position: relative;
            z-index: 3;
        }
        .stat-card {
            background: rgba(18,62,37,0.8);
            border: 1px solid rgba(255,215,0,0.3);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            backdrop-filter: blur(10px);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--gold);
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 1rem;
            color: var(--mint);
            font-weight: 600;
        }
        /* Service Matrix */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .service-card {
            background: var(--secondary);
            border-radius: var(--radius-lg);
            padding: 40px 28px;
            border: 1px solid rgba(255,215,0,0.15);
            transition: 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(--gold), var(--red));
        }
        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: var(--gold);
        }
        .service-icon {
            font-size: 2.5rem;
            color: var(--gold);
            margin-bottom: 20px;
        }
        .service-card h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: white;
        }
        .service-card p {
            color: var(--mint);
            line-height: 1.7;
            font-size: 1rem;
        }
        /* Comparison Table */
        .comparison-section {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 48px;
            border: 1px solid rgba(255,215,0,0.2);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 32px;
        }
        .comparison-table th {
            text-align: left;
            padding: 16px;
            background: rgba(255,215,0,0.1);
            color: var(--gold);
            font-weight: 700;
            font-size: 1rem;
        }
        .comparison-table td {
            padding: 14px 16px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            color: var(--mint);
        }
        .check-icon { color: #4CAF50; margin-right: 8px; }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--secondary);
            border-radius: var(--radius);
            margin-bottom: 16px;
            border: 1px solid rgba(255,215,0,0.2);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--gold); }
        .faq-question {
            padding: 20px 28px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--gold);
        }
        .faq-answer {
            padding: 0 28px 20px;
            color: var(--mint);
            line-height: 1.7;
        }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--red), #8B0000);
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            text-align: center;
            border: 2px solid var(--gold);
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--gold);
            margin-bottom: 16px;
        }
        .cta-section p {
            color: white;
            font-size: 1.1rem;
            margin-bottom: 32px;
        }
        /* Footer */
        .footer {
            background: var(--dark);
            padding: 60px 0 20px;
            border-top: 2px solid var(--gold);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            color: var(--mint);
        }
        .footer a {
            color: var(--gold);
            text-decoration: none;
            transition: var(--transition);
        }
        .footer a:hover { text-decoration: underline; }
        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #FFD700, #B8860B);
            border: 2px solid #FFD700;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            animation: float 3s ease-in-out infinite;
            transition: var(--transition);
            opacity: 0.7;
        }
        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 28px rgba(255,215,0,0.5);
        }
        .fab i { color: var(--primary); font-size: 1.5rem; }
        .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 16px;
            height: 16px;
            background: var(--red);
            border-radius: 50%;
            border: 2px solid white;
            animation: blink 1.5s infinite;
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .service-grid { grid-template-columns: repeat(2, 1fr); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .hero h1 { font-size: 2.5rem; }
        }
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .nav-links.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: rgba(10,46,28,0.98);
                padding: 20px;
                gap: 4px;
                backdrop-filter: blur(20px);
            }
            .menu-toggle { display: block; }
            .service-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .hero h1 { font-size: 2rem; }
            .section-title { font-size: 1.8rem; }
            .comparison-section { padding: 24px; }
            .cta-section { padding: 40px 24px; }
        }
        @media (max-width: 520px) {
            .hero h1 { font-size: 1.6rem; }
            .hero-subtitle { font-size: 1rem; }
            .btn-cta-primary, .btn-cta-secondary { padding: 12px 28px; font-size: 0.9rem; }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0F3320;
            --bg-dark: #061C10;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --accent-amber: #FF9F00;
            --text-white: #FFFFFF;
            --text-pale: #D1F2EB;
            --text-muted: #9BB8A8;
            --border-gold: #C5A059;
            --border-card: #1F4D31;
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.25);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --header-height: 72px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1180px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background: rgba(10, 46, 28, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.18);
            z-index: 999;
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            background: rgba(10, 46, 28, 0.98);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            background: linear-gradient(135deg, #FFD700 0%, #FFC107 45%, #FFE082 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .logo-icon {
            font-size: 1.7rem;
            display: inline-block;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 6px;
            align-items: center;
        }

        .nav-links li a {
            padding: 10px 16px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-pale);
            transition: all 0.25s ease;
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .nav-links li a.active {
            color: #0A2E1C;
            background: var(--accent-gold);
            font-weight: 700;
            box-shadow: 0 2px 10px rgba(255, 215, 0, 0.3);
        }

        .nav-buttons {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-login {
            color: var(--accent-gold);
            font-weight: 600;
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.92rem;
            transition: all 0.2s ease;
            background: transparent;
            cursor: pointer;
        }

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

        .btn-signup {
            background: linear-gradient(135deg, #FFD700 0%, #FFA000 100%);
            color: #0A2E1C;
            font-weight: 700;
            padding: 10px 22px;
            border-radius: 30px;
            font-size: 0.92rem;
            box-shadow: 0 3px 14px rgba(255, 160, 0, 0.4);
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 160, 0, 0.55);
        }

        .btn-signup:active {
            transform: scale(0.96);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 8px;
        }

        /* Hero Section */
        .hero-section {
            padding-top: calc(var(--header-height) + 40px);
            padding-bottom: 30px;
            background: linear-gradient(180deg, #0A2E1C 0%, #072615 40%, #0A2E1C 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 340px;
            height: 340px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-flash-bar {
            background: linear-gradient(135deg, #B71C1C 0%, #8B0000 100%);
            border: 1px solid var(--accent-gold);
            border-radius: var(--radius-md);
            padding: 14px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 30px;
            box-shadow: 0 6px 28px rgba(0, 0, 0, 0.45);
        }

        .hero-flash-bar .countdown {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }

        .hero-flash-bar .countdown-label {
            font-weight: 700;
            font-size: 0.95rem;
            color: #FFD700;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .hero-flash-bar .timer-box {
            background: #0A0A0A;
            color: #FFD700;
            font-weight: 800;
            font-size: 1.4rem;
            padding: 8px 18px;
            border-radius: 10px;
            min-width: 90px;
            text-align: center;
            font-variant-numeric: tabular-nums;
        }

        .hero-flash-bar .cta-flash {
            background: var(--accent-gold);
            color: #0A2E1C;
            font-weight: 800;
            padding: 10px 24px;
            border-radius: 30px;
            font-size: 0.9rem;
            transition: all 0.25s ease;
            cursor: pointer;
            white-space: nowrap;
        }

        .hero-flash-bar .cta-flash:hover {
            background: #FFE55C;
            transform: scale(1.03);
        }

        .hero-main-card {
            display: grid;
            grid-template-columns: 1fr 1.15fr;
            gap: 30px;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            box-shadow: var(--shadow-gold);
        }

        .hero-main-card img {
            border-radius: var(--radius-md);
            box-shadow: 0 6px 24px rgba(0,0,0,0.5);
            width: 100%;
            object-fit: cover;
        }

        .hero-main-card .info h1 {
            font-size: 2.1rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
            color: #FFD700;
        }

        .hero-main-card .info .tag-promo {
            display: inline-block;
            background: var(--accent-red);
            color: #fff;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-bottom: 12px;
        }

        .hero-main-card .info .desc {
            color: var(--text-pale);
            margin-bottom: 20px;
            font-size: 1rem;
        }

        .hero-main-card .info .btn-grab {
            display: inline-block;
            background: var(--accent-gold);
            color: #0A2E1C;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 30px;
            font-size: 1rem;
            transition: all 0.25s ease;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.35);
        }

        .hero-main-card .info .btn-grab:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.5);
        }

        /* Sections */
        .section {
            padding: 50px 0;
        }

        .section-title {
            font-size: 1.9rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: #FFD700;
        }

        .section-subtitle {
            color: var(--text-muted);
            margin-bottom: 30px;
            font-size: 1rem;
        }

        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .tip-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 10px rgba(0,0,0,0.3);
            display: flex;
            flex-direction: column;
        }

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

        .tip-card .icon-circle {
            width: 52px;
            height: 52px;
            background: rgba(255, 215, 0, 0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin-bottom: 16px;
            color: #FFD700;
        }

        .tip-card h3 {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        .tip-card p {
            color: var(--text-pale);
            font-size: 0.95rem;
            line-height: 1.55;
        }

        .offer-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .offer-table th {
            background: #1B4D2E;
            color: #FFD700;
            font-weight: 700;
            padding: 14px 18px;
            text-align: left;
        }

        .offer-table td {
            padding: 14px 18px;
            border-bottom: 1px solid var(--border-card);
            color: var(--text-pale);
        }

        .badge-hot {
            background: var(--accent-red);
            color: #fff;
            padding: 3px 10px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 700;
            display: inline-block;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-question {
            padding: 18px 22px;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #FFD700;
            font-size: 1.05rem;
        }

        .faq-answer {
            padding: 0 22px 20px 22px;
            color: var(--text-pale);
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .cta-banner {
            background: linear-gradient(135deg, #1B4D2E 0%, #0F3320 100%);
            border: 1px solid var(--accent-gold);
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            text-align: left;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .btn-cta-large {
            background: var(--accent-gold);
            color: #0A2E1C;
            font-weight: 800;
            padding: 14px 34px;
            border-radius: 34px;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.35);
        }

        .btn-cta-large:hover {
            transform: scale(1.04);
        }

        /* Footer */
        .footer {
            background: #051C0E;
            padding: 40px 0 20px;
            border-top: 2px solid rgba(255, 215, 0, 0.25);
            margin-top: 50px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            color: var(--text-pale);
        }

        .footer a {
            color: var(--accent-gold);
            transition: opacity 0.2s;
        }

        .footer a:hover {
            opacity: 0.8;
        }

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

        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 94px;
            z-index: 50;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: #0A2E1C;
            border: 2px solid #FFD700;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #FFD700;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: all 0.3s ease;
            opacity: 0.7;
            cursor: pointer;
        }

        .fab:hover {
            transform: scale(1.15);
            opacity: 1;
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.45);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-main-card {
                grid-template-columns: 1fr;
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: #0A2E1C;
                flex-direction: column;
                padding: 16px 20px;
                gap: 10px;
                border-bottom: 2px solid var(--accent-gold);
            }
            .nav-links.mobile-open {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .grid-3, .grid-2 {
                grid-template-columns: 1fr;
            }
            .hero-flash-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .hero-main-card .info h1 {
                font-size: 1.6rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }