/* roulang page: index */
:root {
      --primary-bg: #051F14;
      --secondary-bg: #0B2E1E;
      --tertiary-bg: #0D3B24;
      --accent-gold: #F59E0B;
      --accent-gold-light: #FCD34D;
      --accent-gold-pale: #FDE68A;
      --accent-red: #DC2626;
      --accent-red-dark: #B91C1C;
      --text-ivory: #F8FAFC;
      --text-mint: #D1FAE5;
      --text-muted: #A8B8A8;
      --text-olive: #A3A375;
      --border-gold: rgba(245, 158, 11, 0.3);
      --border-gold-light: rgba(245, 158, 11, 0.15);
      --border-subtle: rgba(209, 250, 229, 0.12);
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
      --shadow-md: 0 6px 24px rgba(0,0,0,0.45);
      --shadow-gold: 0 4px 20px rgba(245,158,11,0.25);
      --shadow-gold-lg: 0 8px 40px rgba(245,158,11,0.35);
      --radius-sm: 10px;
      --radius-md: 16px;
      --radius-lg: 24px;
      --radius-xl: 32px;
      --radius-full: 999px;
      --font-sans: 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', sans-serif;
      --font-display: 'Georgia', 'Times New Roman', serif;
      --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      --spacing-xs: 0.5rem;
      --spacing-sm: 1rem;
      --spacing-md: 1.5rem;
      --spacing-lg: 2.5rem;
      --spacing-xl: 4rem;
      --spacing-2xl: 5.5rem;
      --max-width: 1200px;
      --nav-height: 76px;
    }

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

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

    body {
      font-family: var(--font-sans);
      background-color: var(--primary-bg);
      color: var(--text-ivory);
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      min-height: 100vh;
    }

    h1, h2, h3, h4, h5, h6 {
      font-weight: 700;
      line-height: 1.25;
      color: var(--text-ivory);
      margin-bottom: 0.5rem;
    }

    h1 {
      font-size: clamp(2rem, 5vw, 3.2rem);
      font-weight: 800;
      letter-spacing: -0.02em;
      background: linear-gradient(135deg, #F8FAFC 0%, #D1FAE5 55%, #FCD34D 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    h2 {
      font-size: clamp(1.5rem, 3.2vw, 2.2rem);
      font-weight: 700;
      letter-spacing: -0.01em;
    }

    h3 {
      font-size: clamp(1.1rem, 2vw, 1.4rem);
      font-weight: 600;
    }

    a {
      color: var(--accent-gold-light);
      text-decoration: none;
      transition: color var(--transition-fast);
    }

    a:hover {
      color: var(--accent-gold);
      text-decoration: none;
    }

    a:focus-visible, button:focus-visible, input:focus-visible, .form-control:focus-visible {
      outline: 2px solid var(--accent-gold);
      outline-offset: 2px;
      border-radius: 4px;
    }

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

    .container {
      max-width: var(--max-width);
      padding-left: 24px;
      padding-right: 24px;
    }

    .container-wide {
      max-width: 1340px;
      padding-left: 24px;
      padding-right: 24px;
      margin: 0 auto;
    }

    /* ===== Header / Nav ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(5, 31, 20, 0.92);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--border-gold-light);
      min-height: var(--nav-height);
      transition: background var(--transition-med), box-shadow var(--transition-med);
    }

    .site-header.scrolled {
      background: rgba(5, 31, 20, 0.98);
      box-shadow: 0 4px 30px rgba(0,0,0,0.5);
    }

    .navbar {
      padding: 0.6rem 0;
      min-height: var(--nav-height);
    }

    .navbar-brand {
      font-weight: 800;
      font-size: 1.15rem;
      color: var(--text-ivory) !important;
      letter-spacing: -0.01em;
      display: flex;
      align-items: center;
      gap: 0.6rem;
      white-space: nowrap;
      max-width: 340px;
    }

    .navbar-brand .logo-icon {
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-bg);
      font-size: 1.1rem;
      flex-shrink: 0;
      box-shadow: var(--shadow-gold);
      border: 2px solid rgba(245,158,11,0.5);
    }

    .navbar-brand .brand-text {
      line-height: 1.2;
    }

    .navbar-brand .brand-text .brand-title {
      font-size: 0.95rem;
      font-weight: 700;
      display: block;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .navbar-brand .brand-text .brand-sub {
      font-size: 0.72rem;
      font-weight: 400;
      color: var(--accent-gold-light);
      letter-spacing: 0.04em;
      display: block;
      white-space: nowrap;
    }

    .navbar-nav {
      gap: 0.2rem;
    }

    .navbar-nav .nav-link {
      color: var(--text-mint);
      font-weight: 500;
      font-size: 0.88rem;
      padding: 0.5rem 0.9rem !important;
      border-radius: var(--radius-sm);
      transition: all var(--transition-fast);
      white-space: nowrap;
      letter-spacing: 0.01em;
    }

    .navbar-nav .nav-link:hover {
      color: var(--accent-gold-light);
      background: rgba(245, 158, 11, 0.08);
    }

    .navbar-nav .nav-link.active {
      color: var(--accent-gold-light);
      background: rgba(245, 158, 11, 0.15);
      font-weight: 600;
    }

    .navbar-actions {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      margin-left: auto;
    }

    .btn-nav-login {
      background: transparent;
      border: 1.5px solid var(--border-gold);
      color: var(--accent-gold-light);
      padding: 0.45rem 1.1rem;
      border-radius: var(--radius-full);
      font-weight: 600;
      font-size: 0.85rem;
      transition: all var(--transition-fast);
      white-space: nowrap;
    }

    .btn-nav-login:hover {
      background: rgba(245, 158, 11, 0.12);
      border-color: var(--accent-gold);
      color: var(--accent-gold-light);
    }

    .btn-nav-signup {
      background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
      border: none;
      color: var(--primary-bg);
      padding: 0.45rem 1.2rem;
      border-radius: var(--radius-full);
      font-weight: 700;
      font-size: 0.85rem;
      transition: all var(--transition-fast);
      white-space: nowrap;
      box-shadow: var(--shadow-gold);
    }

    .btn-nav-signup:hover {
      transform: translateY(-1px);
      box-shadow: 0 6px 30px rgba(245,158,11,0.45);
      color: var(--primary-bg);
    }

    .navbar-toggler {
      border: 1.5px solid var(--border-gold);
      background: rgba(5,31,20,0.8);
      padding: 0.4rem 0.65rem;
      border-radius: var(--radius-sm);
    }

    .navbar-toggler:focus {
      box-shadow: none;
      outline: 2px solid var(--accent-gold);
      outline-offset: 2px;
    }

    .navbar-toggler-icon {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23FCD34D' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    /* ===== Hero ===== */
    .hero-section {
      position: relative;
      padding: var(--spacing-2xl) 0 var(--spacing-xl);
      background: linear-gradient(165deg, #051F14 0%, #0B2E1E 30%, #0D3B24 55%, #0B2E1E 80%, #051F14 100%);
      overflow: hidden;
      min-height: 85vh;
      display: flex;
      align-items: center;
    }

    .hero-section::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/b75e394cd30b73d8.jpg');
      background-size: cover;
      background-position: center;
      opacity: 0.18;
      z-index: 0;
    }

    .hero-section::after {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse at 30% 40%, rgba(245, 158, 11, 0.12) 0%, transparent 55%),
                  radial-gradient(ellipse at 75% 60%, rgba(245, 158, 11, 0.08) 0%, transparent 50%);
      z-index: 0;
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: rgba(220, 38, 38, 0.85);
      color: #FFF;
      padding: 0.4rem 1.2rem;
      border-radius: var(--radius-full);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      border: 1px solid rgba(255, 255, 255, 0.2);
      box-shadow: 0 4px 16px rgba(220, 38, 38, 0.4);
      margin-bottom: 1.2rem;
    }

    .hero-badge .dot {
      width: 8px;
      height: 8px;
      background: #FCA5A5;
      border-radius: 50%;
      animation: pulse-dot 1.5s ease-in-out infinite;
    }

    @keyframes pulse-dot {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.5; transform: scale(1.5); }
    }

    .hero-stats-row {
      display: flex;
      flex-wrap: wrap;
      gap: 1.8rem;
      margin-top: 1.8rem;
      padding-top: 1.8rem;
      border-top: 1px solid var(--border-subtle);
    }

    .hero-stat {
      display: flex;
      flex-direction: column;
    }

    .hero-stat .stat-value {
      font-size: 1.7rem;
      font-weight: 800;
      color: var(--accent-gold-light);
      line-height: 1.1;
    }

    .hero-stat .stat-label {
      font-size: 0.78rem;
      color: var(--text-muted);
      letter-spacing: 0.03em;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 0.9rem;
      margin-top: 1.8rem;
    }

    .btn-hero-primary {
      background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
      color: var(--primary-bg);
      padding: 0.85rem 2rem;
      border-radius: var(--radius-full);
      font-weight: 700;
      font-size: 1rem;
      border: none;
      transition: all var(--transition-fast);
      box-shadow: var(--shadow-gold-lg);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
    }

    .btn-hero-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 50px rgba(245,158,11,0.5);
      color: var(--primary-bg);
    }

    .btn-hero-secondary {
      background: rgba(5, 31, 20, 0.7);
      backdrop-filter: blur(10px);
      color: var(--text-ivory);
      padding: 0.85rem 1.8rem;
      border-radius: var(--radius-full);
      font-weight: 600;
      font-size: 1rem;
      border: 1.5px solid var(--border-gold);
      transition: all var(--transition-fast);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
    }

    .btn-hero-secondary:hover {
      background: rgba(245, 158, 11, 0.15);
      border-color: var(--accent-gold);
      color: var(--accent-gold-light);
    }

    .hero-visual-panel {
      position: relative;
      background: rgba(5, 31, 20, 0.65);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-gold-light);
      border-radius: var(--radius-lg);
      padding: 2.2rem;
      box-shadow: var(--shadow-md);
    }

    .hero-visual-panel .panel-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--accent-gold-light);
      text-transform: uppercase;
      letter-spacing: 0.06em;
      margin-bottom: 1rem;
    }

    .progress-gold {
      height: 10px;
      background: rgba(5, 31, 20, 0.7);
      border-radius: var(--radius-full);
      overflow: hidden;
      border: 1px solid var(--border-gold-light);
    }

    .progress-gold .progress-bar {
      background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
      border-radius: var(--radius-full);
      transition: width var(--transition-slow);
    }

    .hero-invite-reward-list {
      list-style: none;
      padding: 0;
      margin: 1.2rem 0 0;
      display: grid;
      gap: 0.8rem;
    }

    .hero-invite-reward-list li {
      display: flex;
      align-items: center;
      gap: 0.7rem;
      font-size: 0.9rem;
      color: var(--text-mint);
      font-weight: 500;
    }

    .hero-invite-reward-list li .reward-icon {
      width: 32px;
      height: 32px;
      background: rgba(245, 158, 11, 0.15);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent-gold-light);
      flex-shrink: 0;
      font-size: 0.85rem;
    }

    .hero-share-btn {
      width: 100%;
      margin-top: 1.5rem;
      background: linear-gradient(135deg, #DC2626 0%, #B91C1C 100%);
      color: #FFF;
      padding: 0.8rem 1.5rem;
      border-radius: var(--radius-full);
      font-weight: 700;
      font-size: 0.95rem;
      border: none;
      transition: all var(--transition-fast);
      box-shadow: 0 6px 24px rgba(220, 38, 38, 0.4);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0.6rem;
    }

    .hero-share-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 35px rgba(220, 38, 38, 0.55);
      color: #FFF;
    }

    /* ===== Sections ===== */
    .section-block {
      padding: var(--spacing-xl) 0;
      position: relative;
    }

    .section-block.section-alt {
      background: var(--secondary-bg);
      border-top: 1px solid var(--border-subtle);
      border-bottom: 1px solid var(--border-subtle);
    }

    .section-block.section-dark {
      background: #041A10;
    }

    .section-block.section-gold-tinge {
      background: linear-gradient(170deg, #051F14 0%, #0B2E1E 40%, #0D3B24 70%, #051F14 100%);
      border-top: 1px solid var(--border-gold-light);
      border-bottom: 1px solid var(--border-gold-light);
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--accent-gold-light);
      background: rgba(245, 158, 11, 0.1);
      padding: 0.3rem 0.9rem;
      border-radius: var(--radius-full);
      border: 1px solid var(--border-gold-light);
      margin-bottom: 1rem;
    }

    .section-title {
      font-size: clamp(1.6rem, 3.5vw, 2.3rem);
      font-weight: 800;
      letter-spacing: -0.015em;
      margin-bottom: 0.8rem;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 720px;
      line-height: 1.65;
      margin-bottom: 2rem;
    }

    .text-gold {
      color: var(--accent-gold-light);
    }
    .text-mint {
      color: var(--text-mint);
    }
    .text-muted-custom {
      color: var(--text-muted);
    }

    /* ===== Cards ===== */
    .card-game {
      background: rgba(11, 46, 30, 0.7);
      border: 1px solid var(--border-gold-light);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all var(--transition-med);
      height: 100%;
      position: relative;
    }

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

    .card-game .game-thumb {
      position: relative;
      aspect-ratio: 4/3;
      overflow: hidden;
      background: #0A2A1A;
    }

    .card-game .game-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--transition-slow);
    }

    .card-game:hover .game-thumb img {
      transform: scale(1.06);
    }

    .card-game .game-tag {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(220, 38, 38, 0.9);
      color: #FFF;
      padding: 0.25rem 0.75rem;
      border-radius: var(--radius-full);
      font-size: 0.68rem;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      box-shadow: 0 2px 10px rgba(220, 38, 38, 0.5);
    }

    .card-game .game-tag.tag-gold {
      background: rgba(245, 158, 11, 0.92);
      color: var(--primary-bg);
      box-shadow: 0 2px 10px rgba(245, 158, 11, 0.5);
    }

    .card-game .game-tag.tag-green {
      background: rgba(16, 185, 129, 0.92);
      color: #FFF;
      box-shadow: 0 2px 10px rgba(16, 185, 129, 0.5);
    }

    .card-game .game-body {
      padding: 1.2rem 1.3rem 1.4rem;
    }

    .card-game .game-title {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 0.3rem;
      color: var(--text-ivory);
    }

    .card-game .game-desc {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 0.8rem;
    }

    .card-game .game-meta {
      display: flex;
      align-items: center;
      gap: 0.8rem;
      font-size: 0.72rem;
      color: var(--text-olive);
    }

    .card-game .game-meta .meta-item {
      display: flex;
      align-items: center;
      gap: 0.3rem;
    }

    /* ===== Feature cards ===== */
    .feature-item {
      display: flex;
      gap: 1.2rem;
      padding: 1.5rem;
      background: rgba(11, 46, 30, 0.55);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      transition: all var(--transition-fast);
      height: 100%;
    }

    .feature-item:hover {
      border-color: var(--border-gold-light);
      background: rgba(245, 158, 11, 0.06);
    }

    .feature-item .feature-icon {
      width: 48px;
      height: 48px;
      background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(252, 211, 77, 0.15) 100%);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent-gold-light);
      font-size: 1.2rem;
      flex-shrink: 0;
      border: 1px solid var(--border-gold-light);
    }

    .feature-item .feature-content h3 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 0.35rem;
    }

    .feature-item .feature-content p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-bottom: 0;
      line-height: 1.55;
    }

    /* ===== Status badges ===== */
    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      padding: 0.3rem 0.85rem;
      border-radius: var(--radius-full);
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }

    .status-badge.live {
      background: rgba(16, 185, 129, 0.18);
      color: #6EE7B7;
      border: 1px solid rgba(16, 185, 129, 0.4);
    }

    .status-badge.planning {
      background: rgba(245, 158, 11, 0.15);
      color: var(--accent-gold-light);
      border: 1px solid rgba(245, 158, 11, 0.35);
    }

    .status-badge.upcoming {
      background: rgba(56, 189, 248, 0.12);
      color: #7DD3FC;
      border: 1px solid rgba(56, 189, 248, 0.3);
    }

    .status-badge .pulse-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: currentColor;
      animation: pulse-dot 1.8s ease-in-out infinite;
    }

    /* ===== Timeline / Changelog ===== */
    .changelog-item {
      display: flex;
      gap: 1.2rem;
      padding: 1.2rem 0;
      border-bottom: 1px solid var(--border-subtle);
    }

    .changelog-item:last-child {
      border-bottom: none;
    }

    .changelog-item .log-date {
      font-size: 0.78rem;
      font-weight: 700;
      color: var(--accent-gold-light);
      white-space: nowrap;
      min-width: 90px;
      padding-top: 0.2rem;
    }

    .changelog-item .log-body h4 {
      font-size: 0.95rem;
      font-weight: 700;
      margin-bottom: 0.25rem;
      color: var(--text-ivory);
    }

    .changelog-item .log-body p {
      font-size: 0.82rem;
      color: var(--text-muted);
      margin-bottom: 0;
      line-height: 1.5;
    }

    /* ===== CMS News list ===== */
    .news-list-item {
      display: flex;
      gap: 1.2rem;
      padding: 1.2rem;
      background: rgba(11, 46, 30, 0.55);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      transition: all var(--transition-fast);
      margin-bottom: 1rem;
    }

    .news-list-item:hover {
      border-color: var(--border-gold-light);
      background: rgba(245, 158, 11, 0.06);
      transform: translateX(4px);
    }

    .news-list-item .news-thumb {
      width: 90px;
      height: 70px;
      border-radius: var(--radius-sm);
      overflow: hidden;
      flex-shrink: 0;
      background: #0A2A1A;
    }

    .news-list-item .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .news-list-item .news-content h4 {
      font-size: 0.92rem;
      font-weight: 700;
      margin-bottom: 0.25rem;
    }

    .news-list-item .news-content h4 a {
      color: var(--text-ivory);
    }

    .news-list-item .news-content h4 a:hover {
      color: var(--accent-gold-light);
    }

    .news-list-item .news-content p {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 0.3rem;
      line-height: 1.45;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .news-list-item .news-content .news-meta {
      font-size: 0.7rem;
      color: var(--text-olive);
      display: flex;
      gap: 0.8rem;
    }

    /* ===== Newsletter ===== */
    .newsletter-form .form-control {
      background: rgba(5, 31, 20, 0.8);
      border: 1.5px solid var(--border-gold-light);
      color: var(--text-ivory);
      padding: 0.75rem 1.2rem;
      border-radius: var(--radius-full);
      font-size: 0.9rem;
    }

    .newsletter-form .form-control::placeholder {
      color: var(--text-olive);
    }

    .newsletter-form .form-control:focus {
      border-color: var(--accent-gold);
      box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.15);
    }

    .btn-subscribe {
      background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
      color: var(--primary-bg);
      padding: 0.75rem 1.8rem;
      border-radius: var(--radius-full);
      font-weight: 700;
      font-size: 0.9rem;
      border: none;
      transition: all var(--transition-fast);
      box-shadow: var(--shadow-gold);
      white-space: nowrap;
    }

    .btn-subscribe:hover {
      transform: translateY(-1px);
      box-shadow: var(--shadow-gold-lg);
      color: var(--primary-bg);
    }

    /* ===== FAQ ===== */
    .accordion-item {
      background: rgba(11, 46, 30, 0.55);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md) !important;
      margin-bottom: 0.8rem;
      overflow: hidden;
    }

    .accordion-button {
      background: transparent;
      color: var(--text-ivory);
      font-weight: 600;
      font-size: 0.95rem;
      padding: 1.1rem 1.4rem;
      border: none;
      box-shadow: none !important;
    }

    .accordion-button:not(.collapsed) {
      background: rgba(245, 158, 11, 0.08);
      color: var(--accent-gold-light);
    }

    .accordion-button::after {
      filter: invert(80%) sepia(20%) saturate(600%) hue-rotate(10deg);
    }

    .accordion-body {
      color: var(--text-muted);
      font-size: 0.88rem;
      line-height: 1.6;
      padding: 0.8rem 1.4rem 1.3rem;
    }

    /* ===== Testimonials ===== */
    .testimonial-item {
      background: rgba(11, 46, 30, 0.55);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 1.6rem;
      height: 100%;
      transition: all var(--transition-fast);
    }

    .testimonial-item:hover {
      border-color: var(--border-gold-light);
      background: rgba(245, 158, 11, 0.05);
    }

    .testimonial-item .quote-icon {
      font-size: 1.5rem;
      color: var(--accent-gold);
      margin-bottom: 0.8rem;
    }

    .testimonial-item .quote-text {
      font-size: 0.88rem;
      color: var(--text-mint);
      line-height: 1.6;
      margin-bottom: 1rem;
    }

    .testimonial-item .quote-author {
      display: flex;
      align-items: center;
      gap: 0.7rem;
    }

    .testimonial-item .quote-author .author-avatar {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-bg);
      font-weight: 700;
      font-size: 0.85rem;
      flex-shrink: 0;
    }

    .testimonial-item .quote-author .author-name {
      font-size: 0.82rem;
      font-weight: 700;
      color: var(--text-ivory);
    }

    .testimonial-item .quote-author .author-detail {
      font-size: 0.7rem;
      color: var(--text-olive);
    }

    /* ===== Security section ===== */
    .security-icon-row {
      display: flex;
      flex-wrap: wrap;
      gap: 1.8rem;
      align-items: center;
      justify-content: flex-start;
    }

    .security-badge {
      display: flex;
      align-items: center;
      gap: 0.7rem;
      font-size: 0.85rem;
      color: var(--text-mint);
      font-weight: 500;
    }

    .security-badge .badge-icon {
      width: 40px;
      height: 40px;
      background: rgba(16, 185, 129, 0.15);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #6EE7B7;
      font-size: 1rem;
      border: 1px solid rgba(16, 185, 129, 0.3);
      flex-shrink: 0;
    }

    /* ===== FAB ===== */
    .fab-royal {
      position: fixed;
      left: 1rem;
      bottom: 6rem;
      z-index: 50;
      width: 56px;
      height: 56px;
      background: linear-gradient(135deg, #0B2E1E 0%, #0D3B24 100%);
      border: 2px solid var(--accent-gold);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent-gold-light);
      font-size: 1.2rem;
      box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
      transition: all var(--transition-fast);
      animation: fab-breathe 3s ease-in-out infinite;
      text-decoration: none;
      position: relative;
    }

    .fab-royal:hover {
      transform: scale(1.1);
      box-shadow: 0 8px 35px rgba(245, 158, 11, 0.55);
      color: var(--accent-gold-light);
    }

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

    .fab-royal .fab-notification {
      position: absolute;
      top: 2px;
      right: 2px;
      width: 14px;
      height: 14px;
      background: #DC2626;
      border-radius: 50%;
      border: 2px solid #FFF;
      animation: fab-pulse-badge 1.5s ease-in-out infinite;
    }

    @keyframes fab-breathe {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-4px); }
    }

    @keyframes fab-pulse-badge {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.4; }
    }

    /* ===== Footer ===== */
    .site-footer {
      background: #041A10;
      border-top: 1px solid var(--border-gold-light);
      padding: var(--spacing-xl) 0 var(--spacing-sm);
      position: relative;
    }

    .site-footer .footer-brand {
      font-weight: 800;
      font-size: 1.1rem;
      color: var(--text-ivory);
      display: flex;
      align-items: center;
      gap: 0.6rem;
      margin-bottom: 0.8rem;
    }

    .site-footer .footer-brand .logo-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-bg);
      font-size: 0.9rem;
      flex-shrink: 0;
    }

    .site-footer .footer-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
      max-width: 420px;
    }

    .site-footer .footer-heading {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--accent-gold-light);
      text-transform: uppercase;
      letter-spacing: 0.06em;
      margin-bottom: 1rem;
    }

    .site-footer .footer-links {
      list-style: none;
      padding: 0;
      display: grid;
      gap: 0.6rem;
    }

    .site-footer .footer-links a {
      font-size: 0.85rem;
      color: var(--text-muted);
      transition: color var(--transition-fast);
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
    }

    .site-footer .footer-links a:hover {
      color: var(--accent-gold-light);
    }

    .footer-bottom {
      border-top: 1px solid var(--border-subtle);
      padding-top: 1.2rem;
      margin-top: 2rem;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 1rem;
    }

    .footer-bottom .copyright {
      font-size: 0.78rem;
      color: var(--text-olive);
    }

    .footer-bottom .footer-legal {
      display: flex;
      flex-wrap: wrap;
      gap: 1.2rem;
      font-size: 0.78rem;
    }

    .footer-bottom .footer-legal a {
      color: var(--text-olive);
    }

    .footer-bottom .footer-legal a:hover {
      color: var(--accent-gold-light);
    }

    .footer-age-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      background: rgba(220, 38, 38, 0.85);
      color: #FFF;
      padding: 0.3rem 0.7rem;
      border-radius: var(--radius-sm);
      font-size: 0.75rem;
      font-weight: 700;
    }

    /* ===== Responsive ===== */
    @media (max-width: 991.98px) {
      .navbar-collapse {
        background: rgba(5, 31, 20, 0.98);
        border-radius: var(--radius-md);
        padding: 1rem;
        margin-top: 0.6rem;
        border: 1px solid var(--border-gold-light);
      }

      .navbar-actions {
        margin-left: 0;
        margin-top: 0.6rem;
        flex-wrap: wrap;
      }

      .hero-section {
        min-height: auto;
        padding: var(--spacing-xl) 0;
      }

      .hero-visual-panel {
        margin-top: 2rem;
      }
    }

    @media (max-width: 767.98px) {
      :root {
        --spacing-xl: 2.5rem;
        --spacing-2xl: 3rem;
        --nav-height: 64px;
      }

      .container {
        padding-left: 16px;
        padding-right: 16px;
      }

      .container-wide {
        padding-left: 16px;
        padding-right: 16px;
      }

      .navbar-brand {
        font-size: 0.95rem;
        max-width: 240px;
      }

      .navbar-brand .brand-text .brand-title {
        font-size: 0.8rem;
      }

      .navbar-brand .logo-icon {
        width: 34px;
        height: 34px;
        font-size: 0.9rem;
      }

      .hero-stats-row {
        gap: 1.2rem;
      }

      .hero-stat .stat-value {
        font-size: 1.4rem;
      }

      .section-block {
        padding: var(--spacing-xl) 0;
      }

      .feature-item {
        flex-direction: column;
        gap: 0.8rem;
        padding: 1.2rem;
      }

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

      .news-list-item .news-thumb {
        width: 100%;
        height: 140px;
      }

      .changelog-item {
        flex-direction: column;
        gap: 0.4rem;
      }

      .changelog-item .log-date {
        min-width: auto;
      }

      .fab-royal {
        width: 48px;
        height: 48px;
        bottom: 4.5rem;
        left: 0.75rem;
        font-size: 1rem;
      }

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

    @media (max-width: 520px) {
      .btn-nav-login, .btn-nav-signup {
        padding: 0.4rem 0.9rem;
        font-size: 0.75rem;
      }

      .hero-actions {
        flex-direction: column;
        width: 100%;
      }

      .btn-hero-primary, .btn-hero-secondary {
        justify-content: center;
        width: 100%;
      }

      .hero-stats-row {
        gap: 1rem;
      }

      .hero-stat .stat-value {
        font-size: 1.2rem;
      }

      .section-title {
        font-size: 1.4rem;
      }
    }

/* roulang page: article */
:root {
            --primary-bg: #051F14;
            --secondary-bg: #0B2E1E;
            --tertiary-bg: #0D3B24;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-red: #DC2626;
            --accent-red-dark: #B91C1C;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-muted: #A8B8A8;
            --text-olive: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --border-gold-light: rgba(245, 158, 11, 0.15);
            --border-subtle: rgba(209, 250, 229, 0.12);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.45);
            --shadow-gold: 0 4px 20px rgba(245,158,11,0.25);
            --shadow-gold-lg: 0 8px 40px rgba(245,158,11,0.35);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --radius-full: 999px;
            --font-sans: 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', sans-serif;
            --font-display: 'Georgia', 'Times New Roman', serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 5.5rem;
            --max-width: 1200px;
            --nav-height: 76px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-ivory);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }
        a {
            color: var(--accent-gold-light);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-gold);
            text-decoration: none;
        }
        a:focus-visible, button:focus-visible, input:focus-visible, .form-control:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-wide {
            max-width: 1340px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold-light);
            min-height: var(--nav-height);
            transition: background var(--transition-med), box-shadow var(--transition-med);
        }
        .site-header.scrolled {
            background: rgba(5, 31, 20, 0.98);
            box-shadow: 0 4px 30px rgba(0,0,0,0.5);
        }
        .navbar {
            padding: 0.6rem 0;
            min-height: var(--nav-height);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-ivory) !important;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            white-space: nowrap;
            max-width: 340px;
        }
        .navbar-brand .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: var(--shadow-gold);
            border: 2px solid rgba(245,158,11,0.5);
        }
        .navbar-brand .brand-text {
            line-height: 1.2;
        }
        .navbar-brand .brand-text .brand-title {
            font-size: 0.95rem;
            font-weight: 700;
            display: block;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .navbar-brand .brand-text .brand-sub {
            font-size: 0.72rem;
            font-weight: 400;
            color: var(--accent-gold-light);
            letter-spacing: 0.04em;
            display: block;
            white-space: nowrap;
        }
        .navbar-nav {
            gap: 0.2rem;
        }
        .navbar-nav .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.88rem;
            padding: 0.5rem 0.9rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .navbar-nav .nav-link:hover {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.08);
        }
        .navbar-nav .nav-link.active {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.15);
            font-weight: 600;
        }
        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-left: auto;
        }
        .btn-nav-login {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.45rem 1.1rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }
        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: var(--primary-bg);
            padding: 0.45rem 1.1rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-gold);
            white-space: nowrap;
        }
        .btn-nav-signup:hover {
            color: var(--primary-bg);
            transform: translateY(-1px);
            box-shadow: var(--shadow-gold-lg);
        }
        .navbar-toggler {
            border: 1px solid var(--border-gold);
            background: rgba(245, 158, 11, 0.08);
            padding: 0.5rem 0.7rem;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(245, 158, 11, 0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ===== Article Sections ===== */
        .article-breadcrumb {
            padding: 2rem 0 0.5rem;
        }
        .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            font-size: 0.9rem;
        }
        .breadcrumb-item a {
            color: var(--text-muted);
        }
        .breadcrumb-item a:hover {
            color: var(--accent-gold-light);
        }
        .breadcrumb-item.active {
            color: var(--text-mint);
            opacity: 0.8;
        }
        .breadcrumb-item+.breadcrumb-item::before {
            color: var(--accent-gold);
            content: "›";
        }

        .article-header {
            padding: 2rem 0 1.5rem;
        }
        .article-header .badge-category {
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold-light);
            border-radius: var(--radius-full);
            padding: 0.3rem 1rem;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            display: inline-block;
            margin-bottom: 1rem;
        }
        .article-header h1 {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-ivory);
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            align-items: center;
            color: var(--text-muted);
            font-size: 0.95rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid var(--border-subtle);
        }
        .article-meta i {
            color: var(--accent-gold);
            margin-right: 0.4rem;
        }
        .article-cover {
            margin: 1.5rem 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-subtle);
        }
        .article-cover img {
            width: 100%;
            object-fit: cover;
        }

        .article-body {
            max-width: 720px;
            margin: 0 auto;
            padding: 2rem 0;
            font-size: 1.05rem;
            line-height: 1.7;
            color: var(--text-mint);
        }
        .article-body h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-top: 2rem;
            margin-bottom: 1rem;
            color: var(--text-ivory);
            letter-spacing: -0.01em;
        }
        .article-body h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.8rem;
            color: var(--accent-gold-light);
        }
        .article-body p {
            margin-bottom: 1.2rem;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-sm);
        }
        .article-body blockquote {
            border-left: 4px solid var(--accent-gold);
            background: rgba(245, 158, 11, 0.05);
            padding: 1.2rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--text-olive);
            font-style: italic;
        }
        .article-body ul, .article-body ol {
            margin-bottom: 1.2rem;
            padding-left: 1.5rem;
        }
        .article-body li {
            margin-bottom: 0.5rem;
        }
        .article-body a {
            border-bottom: 1px dashed var(--accent-gold);
        }
        .article-body a:hover {
            border-bottom-style: solid;
        }

        .promo-banner {
            max-width: 720px;
            margin: 0 auto;
            background: linear-gradient(135deg, rgba(245,158,11,0.12) 0%, rgba(13,59,36,0.8) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 2rem;
            box-shadow: var(--shadow-gold);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .promo-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .promo-banner h3 {
            color: var(--accent-gold-light);
            font-weight: 800;
            font-size: 1.6rem;
            margin-bottom: 0.8rem;
            position: relative;
        }
        .promo-banner p {
            color: var(--text-mint);
            margin-bottom: 1.5rem;
            position: relative;
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: var(--primary-bg);
            font-weight: 700;
            padding: 0.8rem 2rem;
            border-radius: var(--radius-full);
            font-size: 1rem;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-gold);
            display: inline-block;
            position: relative;
        }
        .btn-gold:hover {
            color: var(--primary-bg);
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold-lg);
        }

        .trust-badges-section {
            max-width: 720px;
            margin: 3rem auto;
            padding: 1.5rem;
            background: var(--secondary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
        }
        .trust-badges-section .row {
            align-items: center;
        }
        .trust-badge-item {
            text-align: center;
            padding: 0.8rem 0.5rem;
            color: var(--text-mint);
            font-size: 0.9rem;
            font-weight: 500;
        }
        .trust-badge-item i {
            font-size: 1.6rem;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
            display: block;
        }

        .faq-section {
            max-width: 720px;
            margin: 0 auto;
            padding: 2rem 0;
        }
        .faq-item {
            background: var(--secondary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            margin-bottom: 1rem;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-sm);
        }
        .faq-item h4 {
            color: var(--accent-gold-light);
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 0.6rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .faq-item h4 i {
            color: var(--accent-gold);
            font-size: 1.2rem;
        }
        .faq-item p {
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .final-cta {
            max-width: 720px;
            margin: 0 auto;
            padding: 2rem;
            text-align: center;
        }
        .final-cta h3 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-ivory);
            margin-bottom: 1rem;
        }
        .final-cta p {
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }

        .content-not-found {
            max-width: 720px;
            margin: 3rem auto;
            padding: 3rem 2rem;
            text-align: center;
            background: var(--secondary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
        }
        .content-not-found i {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }
        .content-not-found h2 {
            font-size: 1.8rem;
            color: var(--text-ivory);
            margin-bottom: 0.8rem;
        }
        .content-not-found p {
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #03170e;
            border-top: 1px solid var(--border-gold-light);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--text-ivory);
            margin-bottom: 1rem;
        }
        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .footer-desc {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
            max-width: 340px;
        }
        .footer-age-badge {
            display: inline-block;
            background: var(--accent-red);
            color: #fff;
            padding: 0.25rem 0.8rem;
            border-radius: var(--radius-full);
            font-weight: 800;
            font-size: 0.85rem;
        }
        .footer-heading {
            color: var(--accent-gold-light);
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 1rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.7rem;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .footer-links a i {
            margin-right: 0.5rem;
            color: var(--accent-gold);
            font-size: 0.8rem;
        }
        .footer-links a:hover {
            color: var(--accent-gold-light);
            padding-left: 4px;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid var(--border-subtle);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--accent-gold-light);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-header h1 {
                font-size: 2.2rem;
            }
            .navbar-brand {
                max-width: 260px;
            }
        }
        @media (max-width: 768px) {
            .navbar-brand .brand-text .brand-title {
                font-size: 0.85rem;
            }
            .navbar-brand .brand-text .brand-sub {
                font-size: 0.65rem;
            }
            .navbar-actions {
                margin-left: 0;
                width: 100%;
                justify-content: flex-end;
                padding-top: 0.5rem;
                gap: 0.4rem;
            }
            .btn-nav-login, .btn-nav-signup {
                font-size: 0.78rem;
                padding: 0.35rem 0.8rem;
            }
            .article-header h1 {
                font-size: 1.8rem;
            }
            .article-meta {
                gap: 0.8rem;
                font-size: 0.85rem;
            }
            .article-body {
                font-size: 1rem;
                padding: 1.5rem 0;
            }
            .promo-banner {
                padding: 1.5rem;
            }
            .promo-banner h3 {
                font-size: 1.4rem;
            }
            .final-cta h3 {
                font-size: 1.5rem;
            }
            .site-footer {
                padding: 2rem 0 1rem;
            }
        }
        @media (max-width: 520px) {
            .article-header h1 {
                font-size: 1.5rem;
            }
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.4rem;
            }
            .trust-badge-item {
                font-size: 0.8rem;
            }
            .trust-badge-item i {
                font-size: 1.4rem;
            }
            .faq-item {
                padding: 1.2rem;
            }
            .faq-item h4 {
                font-size: 1rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #051F14;
            --secondary-bg: #0B2E1E;
            --tertiary-bg: #0D3B24;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-red: #DC2626;
            --accent-red-dark: #B91C1C;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-muted: #A8B8A8;
            --text-olive: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --border-gold-light: rgba(245, 158, 11, 0.15);
            --border-subtle: rgba(209, 250, 229, 0.12);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.45);
            --shadow-gold: 0 4px 20px rgba(245,158,11,0.25);
            --shadow-gold-lg: 0 8px 40px rgba(245,158,11,0.35);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --radius-full: 999px;
            --font-sans: 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', sans-serif;
            --font-display: 'Georgia', 'Times New Roman', serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 5.5rem;
            --max-width: 1200px;
            --nav-height: 76px;
        }

        /* Reset & Base */
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-ivory);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }
        a {
            color: var(--accent-gold-light);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-gold);
            text-decoration: none;
        }
        a:focus-visible, button:focus-visible, .form-control:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-wide {
            max-width: 1340px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold-light);
            min-height: var(--nav-height);
            transition: background var(--transition-med), box-shadow var(--transition-med);
        }
        .site-header.scrolled {
            background: rgba(5, 31, 20, 0.98);
            box-shadow: 0 4px 30px rgba(0,0,0,0.5);
        }
        .navbar {
            padding: 0.6rem 0;
            min-height: var(--nav-height);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-ivory) !important;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            white-space: nowrap;
            max-width: 340px;
        }
        .navbar-brand .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: var(--shadow-gold);
            border: 2px solid rgba(245,158,11,0.5);
        }
        .navbar-brand .brand-text {
            line-height: 1.2;
        }
        .navbar-brand .brand-text .brand-title {
            font-size: 0.95rem;
            font-weight: 700;
            display: block;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .navbar-brand .brand-text .brand-sub {
            font-size: 0.72rem;
            font-weight: 400;
            color: var(--accent-gold-light);
            letter-spacing: 0.04em;
            display: block;
            white-space: nowrap;
        }
        .navbar-nav {
            gap: 0.2rem;
        }
        .navbar-nav .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.88rem;
            padding: 0.5rem 0.9rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .navbar-nav .nav-link:hover {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.08);
        }
        .navbar-nav .nav-link.active {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.15);
            font-weight: 600;
        }
        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-left: auto;
        }
        .btn-nav-login {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.45rem 1.1rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }
        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: var(--primary-bg);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: var(--shadow-gold);
        }
        .btn-nav-signup:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            color: var(--primary-bg);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-1px);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            padding: 1.2rem 0 0.4rem;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .breadcrumb-wrap a {
            color: var(--text-olive);
        }
        .breadcrumb-wrap a:hover {
            color: var(--accent-gold-light);
        }
        .breadcrumb-wrap .current {
            color: var(--accent-gold-light);
            font-weight: 500;
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            padding: 3rem 0 4rem;
            background-image: linear-gradient(rgba(5,31,20,0.82), rgba(5,31,20,0.9)), url('/assets/images/b75e394cd30b73d8.jpg');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border-gold-light);
        }
        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(245,158,11,0.15);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold-light);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.35rem 0.9rem;
            border-radius: var(--radius-full);
            letter-spacing: 0.03em;
            text-transform: uppercase;
            margin-bottom: 1.2rem;
        }
        .page-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1rem;
            color: var(--text-ivory);
            letter-spacing: -0.02em;
        }
        .page-hero h1 .highlight {
            color: var(--accent-gold-light);
            position: relative;
        }
        .page-hero .hero-sub {
            font-size: 1.15rem;
            color: var(--text-mint);
            max-width: 720px;
            line-height: 1.7;
            margin-bottom: 1.8rem;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            margin-bottom: 2rem;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .hero-meta span {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .hero-meta i {
            color: var(--accent-gold);
        }
        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            align-items: center;
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            color: var(--primary-bg);
            border: none;
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-gold);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-gold:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            color: var(--primary-bg);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-2px);
        }
        .btn-outline-gold {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-outline-gold:hover {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-gold-light);
            border-color: var(--accent-gold);
        }
        .hero-img-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-gold-light);
            background: var(--secondary-bg);
        }
        .hero-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        .hero-img-badge {
            position: absolute;
            bottom: 12px;
            left: 12px;
            background: rgba(5, 31, 20, 0.85);
            backdrop-filter: blur(8px);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        /* ===== Sections ===== */
        .section {
            padding: 4rem 0;
        }
        .section-alt {
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .section-heading {
            text-align: left;
            margin-bottom: 2rem;
        }
        .section-heading .label-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.72rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold);
            margin-bottom: 0.6rem;
        }
        .section-heading h2 {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--text-ivory);
            letter-spacing: -0.01em;
            margin-bottom: 0.5rem;
        }
        .section-heading p {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 680px;
            margin-bottom: 0;
        }

        /* ===== Steps ===== */
        .step-flow {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .step-item {
            display: flex;
            gap: 1.2rem;
            padding: 1.5rem 0;
            border-bottom: 1px solid var(--border-subtle);
            position: relative;
        }
        .step-item:last-child {
            border-bottom: none;
        }
        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--primary-bg);
            box-shadow: var(--shadow-gold);
            border: 2px solid rgba(245,158,11,0.5);
        }
        .step-content h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.4rem;
        }
        .step-content p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 0;
            line-height: 1.6;
        }
        .step-meta {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.78rem;
            color: var(--accent-gold-light);
            font-weight: 600;
            margin-top: 0.4rem;
        }

        /* ===== Feature Cards ===== */
        .feature-card {
            background: var(--secondary-bg);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            height: 100%;
            transition: all var(--transition-med);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-gold-light), transparent);
            opacity: 0;
            transition: opacity var(--transition-med);
        }
        .feature-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 52px;
            height: 52px;
            background: rgba(245, 158, 11, 0.12);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold-light);
            margin-bottom: 1rem;
            border: 1px solid var(--border-gold-light);
        }
        .feature-card h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.5rem;
        }
        .feature-card p {
            color: var(--text-muted);
            font-size: 0.88rem;
            margin-bottom: 0;
            line-height: 1.6;
        }
        .feature-card .corner-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent-red);
            color: #fff;
            font-size: 0.65rem;
            font-weight: 700;
            padding: 0.25rem 0.6rem;
            border-radius: var(--radius-full);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            box-shadow: 0 2px 8px rgba(220,38,38,0.4);
        }

        /* ===== Info List ===== */
        .info-list-card {
            background: var(--secondary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            height: 100%;
            transition: all var(--transition-fast);
        }
        .info-list-card:hover {
            border-color: var(--border-gold-light);
        }
        .info-list-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent-gold-light);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .info-list-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .info-list-card ul li {
            padding: 0.5rem 0;
            color: var(--text-muted);
            font-size: 0.88rem;
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            border-bottom: 1px solid var(--border-subtle);
        }
        .info-list-card ul li:last-child {
            border-bottom: none;
        }
        .info-list-card ul li i {
            color: var(--accent-gold);
            font-size: 0.7rem;
            margin-top: 0.25rem;
            flex-shrink: 0;
        }

        /* ===== Article List ===== */
        .article-list-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .article-item {
            background: var(--secondary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .article-item:hover {
            border-color: var(--border-gold-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .article-item .article-img {
            height: 180px;
            background: var(--tertiary-bg);
            overflow: hidden;
            position: relative;
        }
        .article-item .article-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .article-item:hover .article-img img {
            transform: scale(1.06);
        }
        .article-item .article-body {
            padding: 1.2rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-item .article-body .article-cat {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--accent-gold-light);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 0.5rem;
        }
        .article-item .article-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.5rem;
            line-height: 1.45;
        }
        .article-item .article-body h3 a {
            color: var(--text-ivory);
        }
        .article-item .article-body h3 a:hover {
            color: var(--accent-gold-light);
        }
        .article-item .article-body p {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-bottom: 0;
            line-height: 1.6;
            flex: 1;
        }
        .article-item .article-body .article-meta {
            margin-top: auto;
            padding-top: 0.8rem;
            font-size: 0.75rem;
            color: var(--text-olive);
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .no-updates {
            background: var(--secondary-bg);
            border: 1px dashed var(--border-gold-light);
            border-radius: var(--radius-md);
            padding: 2.5rem;
            text-align: center;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* ===== FAQ ===== */
        .faq-section .accordion-item {
            background: var(--secondary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 0.8rem;
            overflow: hidden;
        }
        .faq-section .accordion-button {
            background: var(--secondary-bg);
            color: var(--text-ivory);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 1.1rem 1.3rem;
            border: none;
            box-shadow: none;
        }
        .faq-section .accordion-button:not(.collapsed) {
            background: var(--tertiary-bg);
            color: var(--accent-gold-light);
            box-shadow: none;
        }
        .faq-section .accordion-button:focus {
            box-shadow: none;
            border-color: var(--border-gold);
        }
        .faq-section .accordion-button::after {
            background-size: 1rem;
            transition: all var(--transition-fast);
            filter: invert(70%) sepia(60%) saturate(400%) hue-rotate(350deg);
        }
        .faq-section .accordion-body {
            background: var(--secondary-bg);
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            padding: 1.1rem 1.3rem 1.3rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: var(--radius-xl);
            padding: 3rem 2.5rem;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(255,255,255,0.12);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 300px;
            height: 300px;
            background: rgba(255,255,255,0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary-bg);
            margin-bottom: 0.8rem;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            color: var(--primary-bg);
            font-size: 1rem;
            opacity: 0.85;
            margin-bottom: 1.5rem;
            max-width: 560px;
        }
        .btn-dark {
            background: var(--primary-bg);
            color: var(--accent-gold-light);
            border: none;
            padding: 0.85rem 2rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            box-shadow: 0 4px 16px rgba(5,31,20,0.4);
        }
        .btn-dark:hover {
            background: #0a2e1d;
            color: var(--accent-gold-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(5,31,20,0.5);
        }

        /* ===== FAB ===== */
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1.3rem;
            box-shadow: var(--shadow-gold-lg);
            border: 2px solid rgba(245,158,11,0.5);
            transition: all var(--transition-med);
            opacity: 0.8;
            animation: fabBreath 3s ease-in-out infinite;
            cursor: pointer;
        }
        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 10px 40px rgba(245,158,11,0.5);
            animation-play-state: paused;
        }
        .fab-left:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-left .fab-badge {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 18px;
            height: 18px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid var(--primary-bg);
            font-size: 0.6rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
        }
        @keyframes fabBreath {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #03140C;
            padding: 3.5rem 0 1.5rem;
            border-top: 1px solid var(--border-gold-light);
            margin-top: 3rem;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-ivory);
            margin-bottom: 0.8rem;
        }
        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .footer-desc {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.65;
            margin-bottom: 0;
        }
        .footer-age-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: rgba(220,38,38,0.15);
            border: 1px solid rgba(220,38,38,0.5);
            color: #ef4444;
            border-radius: 50%;
            font-weight: 800;
            font-size: 0.75rem;
        }
        .footer-heading {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-ivory);
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.6rem;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .footer-links a:hover {
            color: var(--accent-gold-light);
            transform: translateX(3px);
        }
        .footer-links i {
            font-size: 0.7rem;
            color: var(--accent-gold);
        }
        .footer-bottom {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-subtle);
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: space-between;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-olive);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .page-hero h1 {
                font-size: 2.2rem;
            }
            .article-list-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .navbar {
                flex-wrap: wrap;
            }
            .navbar-actions {
                margin-left: 0;
                width: 100%;
                justify-content: stretch;
                padding: 0.5rem 0;
                gap: 0.5rem;
            }
            .btn-nav-login, .btn-nav-signup {
                flex: 1;
                text-align: center;
                justify-content: center;
            }
            .page-hero {
                padding: 2rem 0 3rem;
            }
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .page-hero .hero-sub {
                font-size: 0.95rem;
            }
            .section {
                padding: 2.8rem 0;
            }
            .section-heading h2 {
                font-size: 1.5rem;
            }
            .article-list-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 2rem 1.5rem;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .step-item {
                gap: 0.9rem;
                padding: 1.2rem 0;
            }
            .step-number {
                width: 40px;
                height: 40px;
                font-size: 1rem;
            }
        }
        @media (max-width: 520px) {
            .container, .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }
            .navbar-brand {
                font-size: 0.95rem;
                max-width: 200px;
            }
            .navbar-brand .brand-text .brand-title {
                font-size: 0.8rem;
            }
            .navbar-brand .brand-text .brand-sub {
                font-size: 0.62rem;
            }
            .navbar-brand .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .page-hero h1 {
                font-size: 1.4rem;
            }
            .page-hero .hero-sub {
                font-size: 0.88rem;
            }
            .hero-meta {
                gap: 0.6rem;
                font-size: 0.75rem;
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-gold, .btn-outline-gold {
                padding: 0.7rem 1.4rem;
                font-size: 0.85rem;
                width: 100%;
                justify-content: center;
            }
            .hero-cta {
                flex-direction: column;
            }
            .feature-card {
                padding: 1.3rem;
            }
            .step-item {
                flex-direction: column;
                gap: 0.6rem;
            }
            .step-number {
                width: 36px;
                height: 36px;
                font-size: 0.9rem;
            }
            .cta-section h2 {
                font-size: 1.2rem;
            }
            .btn-dark {
                width: 100%;
                justify-content: center;
            }
            .fab-left {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                left: 12px;
                bottom: 80px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-bg: #051F14;
            --secondary-bg: #0B2E1E;
            --tertiary-bg: #0D3B24;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-red: #DC2626;
            --accent-red-dark: #B91C1C;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-muted: #A8B8A8;
            --text-olive: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --border-gold-light: rgba(245, 158, 11, 0.15);
            --border-subtle: rgba(209, 250, 229, 0.12);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-gold: 0 4px 20px rgba(245, 158, 11, 0.25);
            --shadow-gold-lg: 0 8px 40px rgba(245, 158, 11, 0.35);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --radius-full: 999px;
            --font-sans: 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', sans-serif;
            --font-display: 'Georgia', 'Times New Roman', serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 5.5rem;
            --max-width: 1200px;
            --nav-height: 76px;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-ivory);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

        a {
            color: var(--accent-gold-light);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent-gold);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        .form-control:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1340px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold-light);
            min-height: var(--nav-height);
            transition: background var(--transition-med), box-shadow var(--transition-med);
        }

        .site-header.scrolled {
            background: rgba(5, 31, 20, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }

        .navbar {
            padding: 0.6rem 0;
            min-height: var(--nav-height);
        }

        .navbar-brand {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-ivory) !important;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            white-space: nowrap;
            max-width: 340px;
        }

        .navbar-brand .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: var(--shadow-gold);
            border: 2px solid rgba(245, 158, 11, 0.5);
        }

        .navbar-brand .brand-text {
            line-height: 1.2;
        }

        .navbar-brand .brand-text .brand-title {
            font-size: 0.95rem;
            font-weight: 700;
            display: block;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .navbar-brand .brand-text .brand-sub {
            font-size: 0.72rem;
            font-weight: 400;
            color: var(--accent-gold-light);
            letter-spacing: 0.04em;
            display: block;
            white-space: nowrap;
        }

        .navbar-nav {
            gap: 0.2rem;
        }

        .navbar-nav .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.88rem;
            padding: 0.5rem 0.9rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .navbar-nav .nav-link:hover {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.08);
        }

        .navbar-nav .nav-link.active {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.15);
            font-weight: 600;
        }

        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-left: auto;
        }

        .btn-nav-login {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.45rem 1.1rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }

        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: var(--primary-bg);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: var(--shadow-gold);
        }

        .btn-nav-signup:hover {
            box-shadow: var(--shadow-gold-lg);
            color: var(--primary-bg);
            transform: translateY(-1px);
        }

        .navbar-toggler {
            border: 1px solid var(--border-gold-light);
            padding: 0.35rem 0.55rem;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='rgba(245,158,11,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
        }

        @media (max-width: 991.98px) {
            .navbar-brand {
                max-width: 250px;
            }
            .navbar-brand .brand-text .brand-title {
                font-size: 0.85rem;
            }
            .navbar-brand .brand-text .brand-sub {
                font-size: 0.65rem;
            }
            .navbar-collapse {
                background: rgba(5, 31, 20, 0.98);
                border-radius: var(--radius-md);
                padding: 1rem;
                margin-top: 0.5rem;
                border: 1px solid var(--border-gold-light);
            }
            .navbar-nav {
                gap: 0.3rem;
            }
            .navbar-actions {
                margin-left: 0;
                margin-top: 0.8rem;
                flex-wrap: wrap;
                justify-content: flex-start;
            }
            .btn-nav-login,
            .btn-nav-signup {
                font-size: 0.8rem;
                padding: 0.4rem 0.9rem;
            }
        }

        @media (max-width: 575.98px) {
            .navbar-brand {
                max-width: 200px;
                gap: 0.4rem;
            }
            .navbar-brand .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .navbar-brand .brand-text .brand-title {
                font-size: 0.78rem;
            }
            .navbar-brand .brand-text .brand-sub {
                font-size: 0.6rem;
                letter-spacing: 0.02em;
            }
            .navbar-actions {
                gap: 0.4rem;
            }
            .btn-nav-login,
            .btn-nav-signup {
                padding: 0.35rem 0.8rem;
                font-size: 0.75rem;
            }
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            background:
                linear-gradient(160deg, rgba(5, 31, 20, 0.92) 0%, rgba(11, 46, 30, 0.68) 45%, rgba(5, 31, 20, 0.9) 100%),
                url('/assets/images/65a5fe993236f8e0.jpg') center / cover no-repeat;
            border-bottom: 1px solid var(--border-gold-light);
            overflow: hidden;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 75% 30%, rgba(245, 158, 11, 0.15), transparent 50%);
            pointer-events: none;
        }

        .category-hero .hero-inner {
            position: relative;
            z-index: 1;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(220, 38, 38, 0.9);
            color: #FEF2F2;
            padding: 0.3rem 0.8rem;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .category-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--text-ivory);
            margin: 1rem 0 1.2rem;
        }

        .category-hero h1 .gold {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 50%, var(--accent-gold-pale) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .category-hero .lead {
            font-size: 1.12rem;
            color: var(--text-mint);
            max-width: 780px;
            line-height: 1.65;
            margin-bottom: 1.8rem;
        }

        .hero-meta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-bottom: 2rem;
        }

        .hero-meta {
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-full);
            padding: 0.45rem 1rem;
            font-size: 0.82rem;
            color: var(--accent-gold-pale);
            display: flex;
            align-items: center;
            gap: 0.45rem;
        }

        .hero-meta i {
            color: var(--accent-gold-light);
            font-size: 0.9rem;
        }

        .btn-hero-gold {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            color: var(--primary-bg);
            border: none;
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition-fast);
        }

        .btn-hero-gold:hover {
            box-shadow: var(--shadow-gold-lg);
            color: var(--primary-bg);
            transform: translateY(-2px);
        }

        .btn-hero-outline {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.8rem 1.6rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }

        .btn-hero-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }

        @media (max-width: 991.98px) {
            .category-hero h1 {
                font-size: 2.1rem;
            }
        }

        @media (max-width: 767.98px) {
            .category-hero {
                padding: var(--spacing-lg) 0;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero .lead {
                font-size: 0.95rem;
            }
        }

        /* ===== Section generic ===== */
        .section-block {
            padding: var(--spacing-xl) 0;
            position: relative;
        }

        .section-block.bg-alt {
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

        .section-block.bg-deep {
            background: linear-gradient(180deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
        }

        .section-eyebrow {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold-light);
            padding: 0.35rem 0.9rem;
            border-radius: var(--radius-full);
            margin-bottom: 1rem;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.01em;
            color: var(--text-ivory);
            margin-bottom: 0.8rem;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 720px;
        }

        @media (max-width: 767.98px) {
            .section-block {
                padding: var(--spacing-lg) 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
        }

        /* ===== Tip cards ===== */
        .tip-card {
            background: var(--tertiary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            height: 100%;
            transition: all var(--transition-med);
            position: relative;
            overflow: hidden;
        }

        .tip-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, var(--accent-gold), var(--accent-gold-light));
            opacity: 0.7;
        }

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

        .tip-card .tip-icon {
            width: 48px;
            height: 48px;
            background: rgba(245, 158, 11, 0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold-light);
            margin-bottom: 1rem;
            border: 1px solid var(--border-gold);
        }

        .tip-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.6rem;
            line-height: 1.3;
        }

        .tip-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .tip-tag {
            display: inline-block;
            background: rgba(220, 38, 38, 0.85);
            color: #fff;
            font-size: 0.68rem;
            font-weight: 700;
            text-transform: uppercase;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            letter-spacing: 0.04em;
            margin-bottom: 0.8rem;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        /* ===== Step / strategy ===== */
        .strategy-panel {
            background: var(--tertiary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 2rem;
            height: 100%;
            position: relative;
        }

        .strategy-panel .step-number {
            font-size: 2.2rem;
            font-weight: 800;
            font-family: var(--font-display);
            color: var(--accent-gold);
            line-height: 1;
            margin-bottom: 0.8rem;
        }

        .strategy-panel h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.7rem;
            color: var(--text-ivory);
        }

        .strategy-panel p {
            color: var(--text-muted);
            font-size: 0.92rem;
            margin: 0;
            line-height: 1.6;
        }

        /* ===== Stat/data banner ===== */
        .stats-banner {
            background: linear-gradient(135deg, var(--secondary-bg), var(--tertiary-bg));
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-lg);
            padding: 2rem 1.8rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1.5rem;
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .stat-item .stat-icon {
            width: 46px;
            height: 46px;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--accent-gold-light);
            flex-shrink: 0;
        }

        .stat-item .stat-number {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-gold-light);
            line-height: 1.1;
        }

        .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        @media (max-width: 767.98px) {
            .stats-banner {
                flex-direction: column;
                align-items: flex-start;
                padding: 1.5rem;
            }
        }

        /* ===== CTA ===== */
        .cta-box {
            background: linear-gradient(140deg, var(--secondary-bg) 0%, var(--tertiary-bg) 60%);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.2), transparent 70%);
            pointer-events: none;
        }

        .cta-box h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.8rem;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            color: var(--text-muted);
            font-size: 0.95rem;
            position: relative;
            z-index: 1;
        }

        .btn-cta {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            color: var(--primary-bg);
            border: none;
            padding: 0.8rem 2rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
            white-space: nowrap;
        }

        .btn-cta:hover {
            box-shadow: var(--shadow-gold-lg);
            color: var(--primary-bg);
            transform: translateY(-2px);
        }

        /* ===== Content list ===== */
        .content-card {
            background: var(--tertiary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 100%;
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .content-card .content-thumb {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
        }

        .content-card .content-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-med);
        }

        .content-card:hover .content-thumb img {
            transform: scale(1.05);
        }

        .content-card .content-body {
            padding: 1.2rem;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .content-card .content-category {
            font-size: 0.72rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-gold-light);
            font-weight: 700;
        }

        .content-card h4 {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.35;
            margin: 0;
            color: var(--text-ivory);
        }

        .content-card .content-meta {
            font-size: 0.78rem;
            color: var(--text-olive);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        /* ===== FAQ ===== */
        .accordion-item {
            background: var(--tertiary-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md) !important;
            margin-bottom: 0.8rem;
            overflow: hidden;
        }

        .accordion-button {
            background: var(--tertiary-bg);
            color: var(--text-ivory);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 1.1rem 1.3rem;
            border: none;
            box-shadow: none !important;
            border-radius: var(--radius-md) !important;
        }

        .accordion-button:not(.collapsed) {
            background: rgba(245, 158, 11, 0.08);
            color: var(--accent-gold-light);
        }

        .accordion-button::after {
            filter: invert(70%) sepia(60%) saturate(400%) hue-rotate(5deg);
        }

        .accordion-body {
            background: var(--tertiary-bg);
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
            padding: 1rem 1.3rem 1.3rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #030F0A;
            border-top: 1px solid var(--border-gold-light);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-ivory);
            margin-bottom: 1rem;
        }

        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 0.95rem;
            box-shadow: var(--shadow-gold);
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 400px;
        }

        .footer-age-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(220, 38, 38, 0.85);
            color: #fff;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            font-weight: 800;
            font-size: 0.9rem;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .footer-heading {
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-gold-light);
            margin-bottom: 1rem;
        }

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

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

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.88rem;
            display: flex;
            align-items: center;
            gap: 0.45rem;
            transition: all var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--accent-gold-light);
            transform: translateX(3px);
        }

        .footer-links a i {
            font-size: 0.7rem;
            color: var(--accent-gold);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            margin-top: 2rem;
            padding-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--text-olive);
        }

        .footer-bottom a {
            color: var(--text-olive);
        }

        .footer-bottom a:hover {
            color: var(--accent-gold-light);
        }

        @media (max-width: 767.98px) {
            .site-footer {
                padding: 2rem 0 1rem;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 0.5rem;
            }
        }

        /* ===== FAB ===== */
        .fab-float {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 1050;
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1.4rem;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            border: 2px solid rgba(245, 158, 11, 0.5);
            transition: all var(--transition-med);
            opacity: 0.8;
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-float:hover {
            opacity: 1;
            transform: scale(1.1) rotate(360deg);
            color: var(--primary-bg);
            box-shadow: 0 8px 40px rgba(245, 158, 11, 0.45);
        }

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

        .fab-float .fab-notification {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #fff;
        }

        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

        @media (max-width: 575.98px) {
            .fab-float {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                left: 0.8rem;
                bottom: 5.5rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary-bg: #051F14;
            --secondary-bg: #0B2E1E;
            --tertiary-bg: #0D3B24;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-red: #DC2626;
            --accent-red-dark: #B91C1C;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-muted: #A8B8A8;
            --text-olive: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --border-gold-light: rgba(245, 158, 11, 0.15);
            --border-subtle: rgba(209, 250, 229, 0.12);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.45);
            --shadow-gold: 0 4px 20px rgba(245,158,11,0.25);
            --shadow-gold-lg: 0 8px 40px rgba(245,158,11,0.35);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --radius-full: 999px;
            --font-sans: 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', sans-serif;
            --font-display: 'Georgia', 'Times New Roman', serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 5.5rem;
            --max-width: 1200px;
            --nav-height: 76px;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-ivory);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

        a {
            color: var(--accent-gold-light);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-gold);
            text-decoration: none;
        }
        a:focus-visible, button:focus-visible, input:focus-visible, .form-control:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1340px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold-light);
            min-height: var(--nav-height);
            transition: background var(--transition-med), box-shadow var(--transition-med);
        }
        .site-header.scrolled {
            background: rgba(5, 31, 20, 0.98);
            box-shadow: 0 4px 30px rgba(0,0,0,0.5);
        }
        .navbar {
            padding: 0.6rem 0;
            min-height: var(--nav-height);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-ivory) !important;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            white-space: nowrap;
            max-width: 340px;
        }
        .navbar-brand .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: var(--shadow-gold);
            border: 2px solid rgba(245,158,11,0.5);
        }
        .navbar-brand .brand-text {
            line-height: 1.2;
        }
        .navbar-brand .brand-text .brand-title {
            font-size: 0.95rem;
            font-weight: 700;
            display: block;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .navbar-brand .brand-text .brand-sub {
            font-size: 0.72rem;
            font-weight: 400;
            color: var(--accent-gold-light);
            letter-spacing: 0.04em;
            display: block;
            white-space: nowrap;
        }
        .navbar-nav {
            gap: 0.2rem;
        }
        .navbar-nav .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.88rem;
            padding: 0.5rem 0.9rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .navbar-nav .nav-link:hover {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.08);
        }
        .navbar-nav .nav-link.active {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.15);
            font-weight: 600;
        }
        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-left: auto;
        }
        .btn-nav-login {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.45rem 1.1rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }
        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: 1.5px solid var(--accent-gold);
            color: var(--primary-bg);
            padding: 0.45rem 1.3rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: var(--shadow-gold);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .btn-nav-signup:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold-pale) 100%);
            border-color: var(--accent-gold-light);
            color: var(--primary-bg);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-1px);
        }
        .navbar-toggler {
            border: 1px solid var(--border-gold);
            padding: 0.4rem 0.65rem;
            border-radius: var(--radius-sm);
            color: var(--accent-gold-light);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(245,158,11,0.25);
        }
        .navbar-toggler-icon {
            filter: invert(0.8) sepia(1) saturate(4) hue-rotate(10deg);
        }

        /* ===== Hero ===== */
        .hero-category {
            background:
                radial-gradient(ellipse at top right, rgba(245,158,11,0.15), transparent 55%),
                radial-gradient(ellipse at bottom left, rgba(220,38,38,0.1), transparent 55%),
                linear-gradient(180deg, var(--secondary-bg) 0%, var(--primary-bg) 100%);
            padding: 4rem 0 3.5rem;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-gold-light);
        }
        .hero-category::before {
            content: "";
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245,158,11,0.08), transparent 70%);
            pointer-events: none;
        }
        .hero-category h1 {
            font-size: 2.3rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            color: var(--text-ivory);
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }
        .hero-category h1 .highlight {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-category .lead {
            font-size: 1.1rem;
            color: var(--text-mint);
            margin-bottom: 1.5rem;
            max-width: 720px;
            line-height: 1.65;
            position: relative;
            z-index: 1;
        }
        .hero-badge-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.7rem;
            margin-bottom: 1.8rem;
            position: relative;
            z-index: 1;
        }
        .hero-badge-group .badge-pill {
            background: rgba(245,158,11,0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.45rem 1rem;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            white-space: nowrap;
        }
        .hero-badge-group .badge-pill i {
            font-size: 0.7rem;
        }
        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            position: relative;
            z-index: 1;
        }
        .btn-hero-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            color: var(--primary-bg);
            border: none;
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-full);
            font-weight: 800;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-gold-lg);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-hero-primary:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold-pale) 100%);
            transform: translateY(-2px);
            box-shadow: 0 10px 45px rgba(245,158,11,0.45);
            color: var(--primary-bg);
        }
        .btn-hero-secondary {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.8rem 1.5rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-hero-secondary:hover {
            background: rgba(245,158,11,0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }

        /* ===== Section Common ===== */
        .section-blank {
            padding: 3.5rem 0;
        }
        .section-blank-alt {
            padding: 3.5rem 0;
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .section-header {
            margin-bottom: 2.2rem;
        }
        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: -0.015em;
            color: var(--text-ivory);
            margin-bottom: 0.6rem;
            line-height: 1.3;
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 0.98rem;
            line-height: 1.6;
            max-width: 680px;
        }
        .section-header .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: rgba(245,158,11,0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.3rem 0.85rem;
            border-radius: var(--radius-full);
            font-size: 0.72rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 0.8rem;
        }
        .section-header .section-tag i {
            font-size: 0.65rem;
        }

        /* ===== Boss Cards ===== */
        .boss-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1.2rem;
        }
        .boss-card {
            background: rgba(255,255,255,0.02);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-md);
            padding: 1.4rem 1.3rem;
            transition: all var(--transition-med);
            position: relative;
            overflow: hidden;
        }
        .boss-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-gold-light), transparent);
            opacity: 0;
            transition: opacity var(--transition-med);
        }
        .boss-card:hover {
            border-color: var(--border-gold);
            background: rgba(245,158,11,0.04);
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        .boss-card:hover::before {
            opacity: 1;
        }
        .boss-card .boss-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, rgba(245,158,11,0.2), rgba(220,38,38,0.2));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold-light);
            margin-bottom: 1rem;
            border: 1px solid var(--border-gold-light);
        }
        .boss-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.5rem;
        }
        .boss-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin-bottom: 0.8rem;
        }
        .boss-card .boss-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .boss-card .boss-reward {
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--accent-gold-light);
        }
        .boss-card .boss-level {
            background: rgba(220,38,38,0.15);
            border: 1px solid rgba(220,38,38,0.4);
            color: #FCA5A5;
            padding: 0.2rem 0.7rem;
            border-radius: var(--radius-full);
            font-size: 0.72rem;
            font-weight: 700;
        }

        /* ===== Process Steps ===== */
        .process-flow {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
            gap: 1rem;
            counter-reset: step;
        }
        .process-step {
            background: rgba(255,255,255,0.02);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.4rem 1.2rem;
            position: relative;
            transition: all var(--transition-med);
        }
        .process-step:hover {
            border-color: var(--border-gold);
            background: rgba(245,158,11,0.03);
        }
        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            color: var(--primary-bg);
            font-weight: 800;
            border-radius: 50%;
            font-size: 0.85rem;
            margin-bottom: 0.8rem;
        }
        .process-step h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.45rem;
        }
        .process-step p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin-bottom: 0;
        }

        /* ===== Ratio Table ===== */
        .ratio-panel {
            background: rgba(255,255,255,0.02);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-md);
            padding: 1.6rem;
        }
        .ratio-panel h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 1rem;
        }
        .ratio-panel ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .ratio-panel ul li {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            padding: 0.55rem 0;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 0.88rem;
            color: var(--text-mint);
        }
        .ratio-panel ul li:last-child {
            border-bottom: none;
        }
        .ratio-panel ul li i {
            color: var(--accent-gold-light);
            font-size: 0.8rem;
            width: 18px;
            text-align: center;
        }

        /* ===== FAQ ===== */
        .accordion-item {
            background: rgba(255,255,255,0.02);
            border: 1px solid var(--border-subtle) !important;
            border-radius: var(--radius-sm) !important;
            margin-bottom: 0.6rem;
            overflow: hidden;
        }
        .accordion-item:not(:first-of-type) {
            border-top: 1px solid var(--border-subtle) !important;
        }
        .accordion-button {
            background: transparent !important;
            color: var(--text-ivory) !important;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 1rem 1.2rem;
            border-radius: var(--radius-sm) !important;
        }
        .accordion-button:not(.collapsed) {
            background: rgba(245,158,11,0.08) !important;
            color: var(--accent-gold-light) !important;
            box-shadow: none !important;
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(245,158,11,0.25) !important;
            border-color: var(--border-gold) !important;
        }
        .accordion-button::after {
            filter: invert(0.7) sepia(1) saturate(4) hue-rotate(10deg);
        }
        .accordion-body {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.6;
            padding: 1rem 1.2rem;
        }

        /* ===== CTA Panel ===== */
        .cta-panel {
            background: linear-gradient(135deg, var(--tertiary-bg) 0%, var(--secondary-bg) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 2.8rem 2rem;
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: "";
            position: absolute;
            top: -40%;
            right: -10%;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245,158,11,0.15), transparent 70%);
            pointer-events: none;
        }
        .cta-panel h2 {
            font-size: 1.65rem;
            font-weight: 800;
            color: var(--text-ivory);
            margin-bottom: 0.7rem;
            position: relative;
            z-index: 1;
        }
        .cta-panel p {
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.6;
            max-width: 600px;
            position: relative;
            z-index: 1;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #03170E;
            border-top: 1px solid var(--border-gold-light);
            padding: 3rem 0 1.5rem;
            margin-top: 0.5rem;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.8rem;
        }
        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 0.95rem;
            flex-shrink: 0;
        }
        .footer-desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .footer-heading {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.9rem;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.45rem;
        }
        .footer-links li a {
            color: var(--text-muted);
            font-size: 0.82rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: all var(--transition-fast);
        }
        .footer-links li a:hover {
            color: var(--accent-gold-light);
            padding-left: 2px;
        }
        .footer-links li a i {
            font-size: 0.65rem;
            width: 14px;
            text-align: center;
            color: var(--accent-gold);
        }
        .footer-age-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: transparent;
            border: 2px solid var(--border-gold);
            color: var(--accent-gold-light);
            font-weight: 800;
            font-size: 0.9rem;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            margin-top: 2rem;
            padding-top: 1.2rem;
            font-size: 0.78rem;
            color: var(--text-olive);
            text-align: center;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: rgba(5,31,20,0.98);
                border-radius: var(--radius-md);
                padding: 1rem;
                margin-top: 0.5rem;
                border: 1px solid var(--border-gold-light);
            }
            .navbar-actions {
                margin-left: 0;
                margin-top: 0.8rem;
                flex-wrap: wrap;
                gap: 0.5rem;
            }
            .hero-category h1 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 767.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-category {
                padding: 2.8rem 0 2.5rem;
            }
            .hero-category h1 {
                font-size: 1.5rem;
            }
            .hero-category .lead {
                font-size: 0.95rem;
            }
            .section-blank, .section-blank-alt {
                padding: 2.5rem 0;
            }
            .boss-grid {
                grid-template-columns: 1fr;
            }
            .process-flow {
                grid-template-columns: 1fr;
            }
            .cta-panel {
                padding: 1.8rem 1.2rem;
            }
            .cta-panel h2 {
                font-size: 1.3rem;
            }
            .btn-nav-login, .btn-nav-signup {
                padding: 0.4rem 0.85rem;
                font-size: 0.78rem;
            }
            .navbar-brand {
                max-width: 240px;
            }
            .navbar-brand .brand-text .brand-title {
                font-size: 0.82rem;
            }
            .navbar-brand .brand-text .brand-sub {
                font-size: 0.65rem;
            }
        }
        @media (max-width: 519.98px) {
            .navbar-brand {
                max-width: 200px;
            }
            .navbar-brand .brand-text .brand-title {
                font-size: 0.75rem;
            }
            .hero-badge-group .badge-pill {
                font-size: 0.7rem;
                padding: 0.35rem 0.7rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary-bg: #051F14;
            --secondary-bg: #0B2E1E;
            --tertiary-bg: #0D3B24;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-red: #DC2626;
            --accent-red-dark: #B91C1C;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-muted: #A8B8A8;
            --text-olive: #A3A375;
            --border-gold: rgba(245, 158, 11, 0.3);
            --border-gold-light: rgba(245, 158, 11, 0.15);
            --border-subtle: rgba(209, 250, 229, 0.12);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-gold: 0 4px 20px rgba(245, 158, 11, 0.25);
            --shadow-gold-lg: 0 8px 40px rgba(245, 158, 11, 0.35);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --radius-full: 999px;
            --font-sans: 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', sans-serif;
            --font-display: 'Georgia', 'Times New Roman', serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 5.5rem;
            --max-width: 1200px;
            --nav-height: 76px;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--primary-bg);
            color: var(--text-ivory);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

        a {
            color: var(--accent-gold-light);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent-gold);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        .form-control:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1340px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gold-light);
            min-height: var(--nav-height);
            transition: background var(--transition-med), box-shadow var(--transition-med);
        }

        .site-header.scrolled {
            background: rgba(5, 31, 20, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }

        .navbar {
            padding: 0.6rem 0;
            min-height: var(--nav-height);
        }

        .navbar-brand {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-ivory) !important;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            white-space: nowrap;
            max-width: 340px;
        }

        .navbar-brand .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: var(--shadow-gold);
            border: 2px solid rgba(245, 158, 11, 0.5);
        }

        .navbar-brand .brand-text {
            line-height: 1.2;
        }

        .navbar-brand .brand-text .brand-title {
            font-size: 0.95rem;
            font-weight: 700;
            display: block;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            color: var(--text-ivory);
        }

        .navbar-brand .brand-text .brand-sub {
            font-size: 0.72rem;
            font-weight: 400;
            color: var(--accent-gold-light);
            letter-spacing: 0.04em;
            display: block;
            white-space: nowrap;
        }

        .navbar-nav {
            gap: 0.2rem;
        }

        .navbar-nav .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.88rem;
            padding: 0.5rem 0.9rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .navbar-nav .nav-link:hover {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.08);
        }

        .navbar-nav .nav-link.active {
            color: var(--accent-gold-light);
            background: rgba(245, 158, 11, 0.15);
            font-weight: 600;
        }

        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-left: auto;
        }

        .btn-nav-login {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.45rem 1.1rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            display: inline-block;
        }

        .btn-nav-login:hover {
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
        }

        .btn-nav-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: var(--primary-bg);
            padding: 0.45rem 1.15rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            display: inline-block;
            box-shadow: var(--shadow-gold);
        }

        .btn-nav-signup:hover {
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold-pale) 100%);
            color: var(--primary-bg);
            transform: translateY(-1px);
            box-shadow: var(--shadow-gold-lg);
        }

        .navbar-toggler {
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            padding: 0.4rem 0.7rem;
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(252,211,77,0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ===== Buttons ===== */
        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border: none;
            color: var(--primary-bg);
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-med);
            display: inline-block;
            box-shadow: var(--shadow-gold);
            letter-spacing: 0.01em;
        }

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

        .btn-outline-gold {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold-light);
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-med);
            display: inline-block;
        }

        .btn-outline-gold:hover {
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
            transform: translateY(-2px);
        }

        /* ===== Hero ===== */
        .hero-promo {
            position: relative;
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            background: linear-gradient(180deg, var(--secondary-bg) 0%, var(--primary-bg) 100%);
            border-bottom: 1px solid var(--border-gold-light);
            overflow: hidden;
        }

        .hero-promo::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/b75e394cd30b73d8.jpg') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
            pointer-events: none;
        }

        .hero-promo .container {
            position: relative;
            z-index: 1;
        }

        .hero-promo h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--text-ivory);
            line-height: 1.25;
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }

        .hero-promo .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-mint);
            line-height: 1.7;
            max-width: 700px;
            margin-bottom: 1.5rem;
        }

        .hero-promo .hero-actions {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }

        .hero-badge-row {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }

        .hero-badge {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-full);
            padding: 0.4rem 1rem;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--accent-gold-pale);
        }

        .hero-badge i {
            color: var(--accent-gold);
            font-size: 0.8rem;
        }

        /* Before / After Comparison Panel */
        .compare-panel {
            background: rgba(5, 31, 20, 0.85);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            margin-top: 2rem;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .compare-panel .compare-title {
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold);
            margin-bottom: 0.4rem;
        }

        .compare-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.2rem;
        }

        .compare-col {
            background: rgba(0, 0, 0, 0.3);
            border-radius: var(--radius-md);
            padding: 1.2rem;
            border: 1px solid var(--border-subtle);
        }

        .compare-col.before {
            border-left: 4px solid var(--accent-red);
        }

        .compare-col.after {
            border-left: 4px solid var(--accent-gold);
        }

        .compare-col h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
        }

        .compare-col.before h3 {
            color: #FCA5A5;
        }

        .compare-col.after h3 {
            color: var(--accent-gold-light);
        }

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

        .compare-col ul li {
            display: flex;
            align-items: flex-start;
            gap: 0.5rem;
            font-size: 0.85rem;
            line-height: 1.5;
            color: var(--text-mint);
            margin-bottom: 0.5rem;
        }

        .compare-col ul li i {
            flex-shrink: 0;
            margin-top: 0.2rem;
        }

        .compare-col.before ul li i {
            color: #EF4444;
        }

        .compare-col.after ul li i {
            color: var(--accent-gold);
        }

        /* ===== Section General ===== */
        .section-promo {
            padding: var(--spacing-xl) 0;
            position: relative;
        }

        .section-promo.alt-bg {
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

        .section-promo .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold-light);
            padding: 0.3rem 0.8rem;
            border-radius: var(--radius-full);
            margin-bottom: 0.8rem;
        }

        .section-promo .section-heading {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--text-ivory);
            line-height: 1.3;
            margin-bottom: 0.8rem;
            letter-spacing: -0.01em;
        }

        .section-promo .section-subheading {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 2rem;
        }

        /* ===== Promo Cards ===== */
        .promo-card {
            background: linear-gradient(160deg, var(--tertiary-bg) 0%, var(--secondary-bg) 100%);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            height: 100%;
            transition: all var(--transition-med);
            position: relative;
            overflow: hidden;
        }

        .promo-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-gold-light) 50%, var(--accent-gold) 100%);
            opacity: 0;
            transition: opacity var(--transition-med);
        }

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

        .promo-card:hover::before {
            opacity: 1;
        }

        .promo-card .promo-tag {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: var(--accent-red);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            padding: 0.25rem 0.7rem;
            border-radius: var(--radius-full);
        }

        .promo-card .promo-icon {
            width: 50px;
            height: 50px;
            background: rgba(245, 158, 11, 0.15);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.3rem;
            margin-bottom: 1rem;
            border: 1px solid var(--border-gold-light);
        }

        .promo-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.6rem;
            line-height: 1.35;
        }

        .promo-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .promo-card .promo-meta {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.78rem;
            color: var(--text-olive);
        }

        .promo-card .promo-meta i {
            color: var(--accent-gold);
        }

        .promo-card .card-img {
            border-radius: var(--radius-sm);
            margin-bottom: 1rem;
            overflow: hidden;
            aspect-ratio: 16/9;
            object-fit: cover;
            width: 100%;
        }

        /* ===== Feature Rows ===== */
        .feature-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            padding: 1.2rem 0;
            border-bottom: 1px solid var(--border-subtle);
        }

        .feature-item:last-child {
            border-bottom: none;
        }

        .feature-item .feature-icon {
            width: 44px;
            height: 44px;
            background: rgba(245, 158, 11, 0.12);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.1rem;
            flex-shrink: 0;
            border: 1px solid var(--border-gold-light);
        }

        .feature-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.3rem;
        }

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

        /* ===== Steps ===== */
        .step-item {
            display: flex;
            gap: 1rem;
            padding: 1.2rem;
            background: rgba(5, 31, 20, 0.5);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            margin-bottom: 1rem;
            transition: all var(--transition-fast);
        }

        .step-item:hover {
            border-color: var(--border-gold-light);
            background: rgba(5, 31, 20, 0.8);
        }

        .step-number {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            color: var(--primary-bg);
            flex-shrink: 0;
            box-shadow: var(--shadow-gold);
        }

        .step-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 0.3rem;
        }

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

        /* ===== FAQ ===== */
        .faq-item {
            background: rgba(5, 31, 20, 0.6);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 0.8rem;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-item .accordion-button {
            background: transparent;
            color: var(--text-ivory);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 1.1rem 1.4rem;
            border: none;
            box-shadow: none;
        }

        .faq-item .accordion-button:not(.collapsed) {
            background: rgba(245, 158, 11, 0.08);
            color: var(--accent-gold-light);
        }

        .faq-item .accordion-button::after {
            filter: invert(80%) sepia(50%) saturate(500%) hue-rotate(360deg);
        }

        .faq-item .accordion-button:focus {
            box-shadow: none;
        }

        .faq-item .accordion-body {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            padding: 1.2rem 1.4rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(160deg, var(--secondary-bg) 0%, var(--tertiary-bg) 100%);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-xl);
            padding: 3rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/65a5fe993236f8e0.jpg') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
            pointer-events: none;
        }

        .cta-section>* {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-ivory);
            margin-bottom: 1rem;
        }

        .cta-section p {
            font-size: 1rem;
            color: var(--text-mint);
            max-width: 600px;
            margin: 0 auto 1.8rem;
            line-height: 1.7;
        }

        .cta-section .cta-actions {
            display: flex;
            gap: 0.8rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #031009;
            border-top: 1px solid var(--border-gold-light);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-xl);
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            margin-bottom: 1rem;
        }

        .site-footer .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 0.95rem;
            flex-shrink: 0;
            border: 2px solid rgba(245, 158, 11, 0.5);
        }

        .site-footer .footer-brand span {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-ivory);
        }

        .site-footer .footer-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .site-footer .footer-age-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--accent-red-dark);
            border-radius: 50%;
            font-weight: 800;
            font-size: 0.9rem;
            color: #fff;
            border: 2px solid var(--accent-red);
        }

        .site-footer .footer-heading {
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }

        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-links li {
            margin-bottom: 0.5rem;
        }

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

        .site-footer .footer-links a i {
            font-size: 0.7rem;
            color: var(--accent-gold);
        }

        .site-footer .footer-links a:hover {
            color: var(--accent-gold-light);
            transform: translateX(2px);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 1.5rem;
            margin-top: 2rem;
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-olive);
        }

        /* ===== FAB ===== */
        .fab-left {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: radial-gradient(circle at 35% 30%, #FCD34D, #B45309 60%, #78350F);
            border-radius: 50%;
            border: 2px solid rgba(245, 158, 11, 0.6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #051F14;
            font-size: 1.4rem;
            cursor: pointer;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            opacity: 0.8;
            transition: all var(--transition-med);
            animation: floatFab 3s ease-in-out infinite;
            text-decoration: none;
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 35px rgba(245, 158, 11, 0.5);
            color: #051F14;
            animation-play-state: paused;
        }

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

        .fab-left .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #fff;
        }

        @keyframes floatFab {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-6px);
            }
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-promo h1 {
                font-size: 2.1rem;
            }
            .container,
            .container-wide {
                padding-left: 20px;
                padding-right: 20px;
            }
            .section-promo .section-heading {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 64px;
                --spacing-xl: 2.5rem;
                --spacing-2xl: 3rem;
            }
            .navbar-brand {
                max-width: 220px;
            }
            .navbar-brand .brand-text .brand-title {
                font-size: 0.82rem;
            }
            .navbar-brand .brand-text .brand-sub {
                font-size: 0.62rem;
            }
            .navbar-actions {
                margin-left: 0;
                margin-top: 0.5rem;
                gap: 0.4rem;
            }
            .btn-nav-login,
            .btn-nav-signup {
                padding: 0.35rem 0.8rem;
                font-size: 0.78rem;
            }
            .navbar-nav {
                padding: 0.8rem 0;
            }
            .navbar-nav .nav-link {
                padding: 0.6rem 0.8rem !important;
                font-size: 0.85rem;
            }
            .hero-promo {
                padding: 2rem 0 2.5rem;
            }
            .hero-promo h1 {
                font-size: 1.6rem;
            }
            .hero-promo .hero-subtitle {
                font-size: 0.95rem;
            }
            .compare-row {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .compare-panel {
                padding: 1.2rem;
            }
            .section-promo {
                padding: 2.5rem 0;
            }
            .section-promo .section-heading {
                font-size: 1.35rem;
            }
            .promo-card {
                padding: 1.4rem;
            }
            .cta-section {
                padding: 2rem 1.2rem;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .fab-left {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                bottom: 5rem;
            }
            .fab-left .fab-notification {
                width: 11px;
                height: 11px;
            }
        }

        @media (max-width: 520px) {
            .container,
            .container-wide {
                padding-left: 14px;
                padding-right: 14px;
            }
            .navbar-brand .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .hero-promo h1 {
                font-size: 1.35rem;
            }
            .hero-promo .hero-actions {
                flex-direction: column;
                gap: 0.6rem;
            }
            .btn-gold,
            .btn-outline-gold {
                width: 100%;
                text-align: center;
            }
            .hero-badge {
                font-size: 0.72rem;
                padding: 0.3rem 0.7rem;
            }
            .section-promo .section-heading {
                font-size: 1.2rem;
            }
            .cta-section .cta-actions {
                flex-direction: column;
            }
            .cta-section .cta-actions .btn-gold,
            .cta-section .cta-actions .btn-outline-gold {
                width: 100%;
            }
            .site-footer {
                padding: 2rem 0 1.5rem;
            }
            .site-footer .footer-heading {
                font-size: 0.82rem;
            }
            .fab-left {
                width: 44px;
                height: 44px;
                font-size: 1rem;
                left: 0.7rem;
                bottom: 4.5rem;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}