/* roulang page: index */
:root {
      --bg-dark: #070B19;
      --bg-dark-alt: #0D1326;
      --bg-dark-card: #111A36;
      --primary: #0066FF;
      --primary-cyan: #00F0FF;
      --accent-purple: #7B2CBF;
      --accent-green: #00F5D4;
      --text-white: #FFFFFF;
      --text-gray: #94A3B8;
      --text-muted: #64748B;
      --border-glow: rgba(0, 240, 255, 0.2);
      --glass-bg: rgba(17, 26, 54, 0.65);
      --glass-border: rgba(0, 240, 255, 0.18);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-dark);
      color: var(--text-gray);
      line-height: 1.7;
      overflow-x: hidden;
      font-size: 16px;
    }
    a { text-decoration: none; color: inherit; transition: var(--transition); }
    img { max-width: 100%; height: auto; display: block; }
    .site-top-bar {
      background: #0B1120;
      height: 32px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.8rem;
      color: #94A3B8;
      display: flex;
      align-items: center;
    }
    .status-indicator {
      display: inline-block;
      width: 8px;
      height: 8px;
      background: var(--accent-green);
      border-radius: 50%;
      margin-right: 6px;
      box-shadow: 0 0 8px var(--accent-green);
    }
    .main-nav-wrapper {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.98);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid #E2E8F0;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    }
    .main-nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.35rem;
      font-weight: 800;
      color: #0F172A;
      letter-spacing: -0.5px;
    }
    .brand-logo svg {
      width: 32px;
      height: 32px;
      fill: var(--primary);
    }
    .brand-logo span.tag {
      font-size: 0.75rem;
      background: rgba(0, 102, 255, 0.1);
      color: var(--primary);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
      margin-left: 4px;
    }
    .nav-links {
      display: flex;
      gap: 24px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-links a {
      font-size: 0.95rem;
      font-weight: 600;
      color: #1E293B;
      position: relative;
      padding: 6px 0;
    }
    .nav-links a:hover, .nav-links a.active {
      color: var(--primary);
    }
    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--primary);
      transition: var(--transition);
    }
    .nav-links a:hover::after, .nav-links a.active::after {
      width: 100%;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .search-pill {
      background: #F1F5F9;
      border: 1px solid #CBD5E1;
      border-radius: 20px;
      padding: 6px 14px;
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: #64748B;
    }
    .search-pill input {
      background: transparent;
      border: none;
      outline: none;
      font-size: 0.85rem;
      color: #0F172A;
      width: 120px;
    }
    .search-pill input:focus {
      background: transparent;
      box-shadow: none;
    }
    .btn-glow {
      background: linear-gradient(135deg, #0066FF 0%, #00F0FF 100%);
      color: #FFFFFF !important;
      font-weight: 700;
      padding: 10px 22px;
      border-radius: 8px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 0 16px rgba(0, 240, 255, 0.35);
      border: none;
      cursor: pointer;
      font-size: 0.95rem;
    }
    .btn-glow:hover {
      box-shadow: 0 0 28px rgba(0, 240, 255, 0.65);
      transform: translateY(-2px);
    }
    .btn-outline-glow {
      background: rgba(0, 240, 255, 0.05);
      border: 1px solid var(--primary-cyan);
      color: var(--primary-cyan) !important;
      font-weight: 700;
      padding: 10px 22px;
      border-radius: 8px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      cursor: pointer;
      font-size: 0.95rem;
    }
    .btn-outline-glow:hover {
      background: rgba(0, 240, 255, 0.15);
      box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
      transform: translateY(-2px);
    }
    .section-wrap {
      padding: 85px 0;
      position: relative;
    }
    .section-wrap.alt-bg {
      background-color: var(--bg-dark-alt);
    }
    .section-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(0, 240, 255, 0.1);
      border: 1px solid rgba(0, 240, 255, 0.25);
      color: var(--primary-cyan);
      font-size: 0.8rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 20px;
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }
    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-white);
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .section-sub {
      color: var(--text-gray);
      max-width: 720px;
      margin-bottom: 48px;
      font-size: 1.05rem;
    }
    .glass-card {
      background: var(--glass-bg);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--glass-border);
      border-top: 1px solid rgba(255, 255, 255, 0.25);
      border-radius: var(--radius-md);
      padding: 30px;
      transition: var(--transition);
      position: relative;
      height: 100%;
    }
    .glass-card:hover {
      border-color: rgba(0, 240, 255, 0.6);
      transform: translateY(-6px);
      box-shadow: 0 16px 36px -6px rgba(0, 102, 255, 0.35);
    }
    #hero {
      position: relative;
      min-height: 680px;
      background: radial-gradient(circle at 75% 30%, rgba(0, 102, 255, 0.22) 0%, rgba(7, 11, 25, 0.9) 70%), url('/assets/images/d9df94e1d8976eaf.jpg') no-repeat center center / cover;
      display: flex;
      align-items: center;
      padding: 90px 0;
      border-bottom: 1px solid rgba(0, 240, 255, 0.15);
    }
    .hero-h1 {
      font-size: 2.9rem;
      font-weight: 900;
      color: var(--text-white);
      line-height: 1.25;
      margin-bottom: 20px;
      text-shadow: 0 4px 20px rgba(0,0,0,0.6);
    }
    .hero-h1 .gradient-text {
      background: linear-gradient(135deg, #FFFFFF 20%, var(--primary-cyan) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-p {
      font-size: 1.15rem;
      color: #CBD5E1;
      margin-bottom: 34px;
      max-width: 620px;
    }
    .hero-stream-console {
      background: rgba(13, 19, 38, 0.85);
      border: 1px solid rgba(0, 240, 255, 0.3);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    }
    .console-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      padding-bottom: 14px;
      margin-bottom: 18px;
    }
    .console-screen {
      position: relative;
      border-radius: 8px;
      overflow: hidden;
      margin-bottom: 18px;
      border: 1px solid rgba(0, 240, 255, 0.2);
    }
    .live-badge-red {
      position: absolute;
      top: 12px;
      left: 12px;
      background: #EF4444;
      color: #FFF;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 3px 8px;
      border-radius: 4px;
      display: flex;
      align-items: center;
      gap: 5px;
      box-shadow: 0 0 10px rgba(239, 68, 68, 0.6);
    }
    .danmaku-overlay {
      position: absolute;
      right: 15px;
      top: 25px;
      background: rgba(0, 0, 0, 0.5);
      color: #00F0FF;
      font-size: 0.75rem;
      padding: 3px 10px;
      border-radius: 12px;
    }
    .stat-bar-container {
      background: linear-gradient(90deg, #0D1326 0%, #172347 100%);
      border-top: 1px solid rgba(0, 240, 255, 0.25);
      border-bottom: 1px solid rgba(0, 240, 255, 0.25);
      padding: 40px 0;
    }
    .stat-number {
      font-size: 2.8rem;
      font-weight: 900;
      color: var(--text-white);
      line-height: 1.1;
      background: linear-gradient(135deg, #FFF 0%, var(--primary-cyan) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .stat-label {
      font-size: 0.95rem;
      color: var(--text-gray);
      margin-top: 6px;
    }
    .matrix-card {
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: var(--transition);
    }
    .matrix-card.featured {
      border: 2px solid var(--primary-cyan);
      box-shadow: 0 0 25px rgba(0, 240, 255, 0.25);
      position: relative;
    }
    .featured-ribbon {
      position: absolute;
      top: 14px;
      right: -32px;
      background: linear-gradient(135deg, #7B2CBF, #0066FF);
      color: #FFF;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 4px 34px;
      transform: rotate(45deg);
      box-shadow: 0 2px 10px rgba(0,0,0,0.4);
    }
    .matrix-img-box {
      height: 190px;
      overflow: hidden;
      position: relative;
    }
    .matrix-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .matrix-card:hover .matrix-img-box img {
      transform: scale(1.06);
    }
    .matrix-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .matrix-features-list {
      list-style: none;
      margin: 18px 0 24px;
      padding: 0;
    }
    .matrix-features-list li {
      font-size: 0.9rem;
      color: #CBD5E1;
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .matrix-features-list li i {
      color: var(--accent-green);
    }
    .process-timeline {
      display: flex;
      justify-content: space-between;
      position: relative;
      margin-top: 40px;
    }
    .process-timeline::before {
      content: '';
      position: absolute;
      top: 36px;
      left: 60px;
      right: 60px;
      height: 2px;
      background: linear-gradient(90deg, #0066FF, #00F0FF, #7B2CBF, #00F5D4);
      z-index: 1;
    }
    .process-step {
      position: relative;
      z-index: 2;
      text-align: center;
      flex: 1;
      padding: 0 15px;
    }
    .step-num-circle {
      width: 72px;
      height: 72px;
      border-radius: 50%;
      background: #0B1120;
      border: 2px solid var(--primary-cyan);
      box-shadow: 0 0 16px rgba(0, 240, 255, 0.4);
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 20px;
      font-size: 1.4rem;
      font-weight: 900;
      color: #FFF;
    }
    .bento-grid {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 20px;
    }
    .bento-item-lg { grid-column: span 7; }
    .bento-item-sm { grid-column: span 5; }
    .bento-item-half { grid-column: span 6; }
    .bento-card {
      background: #0B1120;
      border: 1px solid rgba(0, 240, 255, 0.2);
      border-radius: var(--radius-md);
      overflow: hidden;
      position: relative;
      min-height: 280px;
    }
    .bento-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.55;
      transition: var(--transition);
    }
    .bento-card:hover img {
      opacity: 0.8;
      transform: scale(1.04);
    }
    .bento-overlay {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 24px;
      background: linear-gradient(to top, rgba(7, 11, 25, 0.95) 10%, rgba(7, 11, 25, 0) 100%);
    }
    .story-card {
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      height: 100%;
    }
    .story-card-img {
      width: 40%;
      position: relative;
    }
    .story-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .story-card-content {
      width: 60%;
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .partner-logo-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 15px;
    }
    .partner-pill {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 8px;
      padding: 16px 12px;
      text-align: center;
      font-weight: 700;
      font-size: 0.9rem;
      color: #94A3B8;
      transition: var(--transition);
    }
    .partner-pill:hover {
      background: rgba(0, 102, 255, 0.15);
      border-color: var(--primary-cyan);
      color: #FFF;
      box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
    }
    .faq-item {
      background: rgba(17, 26, 54, 0.8);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      overflow: hidden;
    }
    .faq-question {
      padding: 18px 22px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 700;
      color: var(--text-white);
      user-select: none;
    }
    .faq-question i {
      color: var(--primary-cyan);
      transition: transform 0.3s ease;
    }
    .faq-answer {
      padding: 0 22px 18px 22px;
      color: var(--text-gray);
      font-size: 0.95rem;
      display: none;
      line-height: 1.7;
    }
    .faq-item.active .faq-answer {
      display: block;
    }
    .faq-item.active .faq-question i {
      transform: rotate(180deg);
    }
    .contact-form-box {
      background: #0B1120;
      border: 1px solid rgba(0, 240, 255, 0.3);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: 0 15px 45px rgba(0, 0, 0, 0.7);
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-group label {
      display: block;
      color: #CBD5E1;
      font-size: 0.88rem;
      font-weight: 600;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      background: rgba(17, 26, 54, 0.9);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: 6px;
      padding: 12px 16px;
      color: #FFF;
      font-size: 0.95rem;
      outline: none;
    }
    .form-control:focus {
      border-color: var(--primary-cyan);
      box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
      background: #111A36;
    }
    .site-footer {
      background: #03060E;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 70px 0 30px;
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .footer-col-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a:hover {
      color: var(--primary-cyan);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      margin-top: 50px;
      padding-top: 25px;
      font-size: 0.8rem;
    }
    @media (max-width: 1024px) {
      .hero-h1 { font-size: 2.3rem; }
      .bento-item-lg, .bento-item-sm, .bento-item-half { grid-column: span 12; }
      .story-card { flex-direction: column; }
      .story-card-img, .story-card-content { width: 100%; }
      .story-card-img { height: 200px; }
      .partner-logo-grid { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 768px) {
      .site-top-bar { display: none; }
      .nav-links, .search-pill { display: none; }
      .section-wrap { padding: 50px 0; }
      .hero-h1 { font-size: 1.85rem; }
      .section-title { font-size: 1.6rem; }
      .process-timeline { flex-direction: column; gap: 30px; }
      .process-timeline::before { display: none; }
      .partner-logo-grid { grid-template-columns: repeat(2, 1fr); }
      .contact-form-box { padding: 24px; }
    }