:root {
      --bg: #0a0f1e;
      --card: #111827;
      --card2: #1e293b;
      --accent: #3b82f6;
      --cyan: #06b6d4;
      --muted: #64748b;
      --text: #f1f5f9;
      --text2: #94a3b8;
    }

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

    body {
      font-family: 'DM Sans', sans-serif;
      background: var(--bg);
      color: var(--text);
      min-height: 100vh;
      overflow-x: hidden;
    }

    /* Background glow */
    body::before {
      content: '';
      position: fixed;
      top: -20%;
      left: 50%;
      transform: translateX(-50%);
      width: 800px;
      height: 600px;
      background: radial-gradient(ellipse, rgba(59,130,246,0.12) 0%, transparent 70%);
      pointer-events: none;
      z-index: 0;
    }

    nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 20px 40px;
      background: rgba(10,15,30,0.8);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid rgba(255,255,255,0.05);
    }

    .nav-logo {
      font-size: 22px;
      font-weight: 700;
      background: linear-gradient(135deg, var(--accent), var(--cyan));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
    }

    .nav-links {
      display: flex;
      gap: 32px;
      list-style: none;
    }

    .nav-links a {
      color: var(--text2);
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      transition: color 0.2s;
    }

    .nav-links a:hover { color: var(--text); }

    /* Hero */
    .hero {
      position: relative;
      z-index: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      padding: 160px 24px 100px;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(59,130,246,0.1);
      border: 1px solid rgba(59,130,246,0.25);
      border-radius: 999px;
      padding: 6px 16px;
      font-size: 13px;
      font-weight: 500;
      color: var(--accent);
      margin-bottom: 32px;
    }

    .hero-badge::before {
      content: '';
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--cyan);
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.5; transform: scale(0.8); }
    }

    h1 {
      font-size: clamp(42px, 7vw, 80px);
      font-weight: 700;
      line-height: 1.05;
      letter-spacing: -2px;
      margin-bottom: 24px;
      max-width: 800px;
    }

    h1 span {
      background: linear-gradient(135deg, var(--accent) 0%, var(--cyan) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-sub {
      font-size: 18px;
      color: var(--text2);
      max-width: 520px;
      line-height: 1.7;
      margin-bottom: 48px;
      font-weight: 400;
    }

    .cta-group {
      display: flex;
      gap: 16px;
      align-items: center;
      flex-wrap: wrap;
      justify-content: center;
    }

    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, var(--accent), var(--cyan));
      color: white;
      text-decoration: none;
      padding: 14px 28px;
      border-radius: 12px;
      font-weight: 600;
      font-size: 15px;
      transition: opacity 0.2s, transform 0.2s;
    }

    .btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }

    .btn-secondary {
      color: var(--text2);
      text-decoration: none;
      font-size: 15px;
      font-weight: 500;
      transition: color 0.2s;
    }

    .btn-secondary:hover { color: var(--text); }

    /* Stats bar */
    .stats-bar {
      position: relative;
      z-index: 1;
      display: flex;
      justify-content: center;
      gap: 64px;
      padding: 48px 24px;
      border-top: 1px solid rgba(255,255,255,0.05);
      border-bottom: 1px solid rgba(255,255,255,0.05);
      flex-wrap: wrap;
    }

    .stat {
      text-align: center;
    }

    .stat-value {
      font-size: 36px;
      font-weight: 700;
      background: linear-gradient(135deg, var(--accent), var(--cyan));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      font-family: 'DM Mono', monospace;
    }

    .stat-label {
      font-size: 13px;
      color: var(--muted);
      margin-top: 4px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    /* Features */
    .section {
      position: relative;
      z-index: 1;
      max-width: 1100px;
      margin: 0 auto;
      padding: 100px 24px;
    }

    .section-label {
      font-size: 12px;
      font-weight: 600;
      color: var(--accent);
      text-transform: uppercase;
      letter-spacing: 2px;
      margin-bottom: 16px;
    }

    .section-title {
      font-size: clamp(28px, 4vw, 42px);
      font-weight: 700;
      letter-spacing: -1px;
      margin-bottom: 16px;
    }

    .section-sub {
      font-size: 16px;
      color: var(--text2);
      max-width: 480px;
      line-height: 1.7;
      margin-bottom: 64px;
    }

    .features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 20px;
    }

    .feature-card {
      background: var(--card);
      border: 1px solid rgba(255,255,255,0.06);
      border-radius: 16px;
      padding: 32px;
      transition: border-color 0.2s, transform 0.2s;
    }

    .feature-card:hover {
      border-color: rgba(59,130,246,0.3);
      transform: translateY(-2px);
    }

    .feature-icon {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: linear-gradient(135deg, rgba(59,130,246,0.2), rgba(6,182,212,0.2));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      margin-bottom: 20px;
    }

    .feature-title {
      font-size: 17px;
      font-weight: 600;
      margin-bottom: 10px;
    }

    .feature-desc {
      font-size: 14px;
      color: var(--text2);
      line-height: 1.7;
    }

    /* How it works */
    .steps {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 32px;
    }

    .step {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .step-num {
      font-family: 'DM Mono', monospace;
      font-size: 13px;
      color: var(--accent);
      font-weight: 500;
    }

    .step-title {
      font-size: 18px;
      font-weight: 600;
    }

    .step-desc {
      font-size: 14px;
      color: var(--text2);
      line-height: 1.7;
    }

    /* Footer */
    footer {
      position: relative;
      z-index: 1;
      border-top: 1px solid rgba(255,255,255,0.05);
      padding: 40px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      max-width: 1100px;
      margin: 0 auto;
      flex-wrap: wrap;
      gap: 16px;
    }

    .footer-logo {
      font-size: 18px;
      font-weight: 700;
      background: linear-gradient(135deg, var(--accent), var(--cyan));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .footer-links {
      display: flex;
      gap: 24px;
      list-style: none;
    }

    .footer-links a {
      color: var(--muted);
      text-decoration: none;
      font-size: 14px;
      transition: color 0.2s;
    }

    .footer-links a:hover { color: var(--text); }

    .footer-copy {
      color: var(--muted);
      font-size: 13px;
    }

    @media (max-width: 600px) {
      nav { padding: 16px 20px; }
      .nav-links { display: none; }
      .stats-bar { gap: 32px; }
      footer { flex-direction: column; text-align: center; }
    }

    html { scroll-padding-top: 100px; }
    .language-link { color: var(--text); text-decoration: none; margin-left: 18px; white-space: nowrap; }
    .nav-logo { text-decoration: none; }
    .section a, .article a { color: #60a5fa; }
    .article { max-width: 800px; margin: 0 auto; padding: 140px 24px 72px; position: relative; }
    .article h1 { font-size: clamp(30px, 5vw, 48px); line-height: 1.15; margin-bottom: 24px; }
    .article h2 { font-size: 24px; margin: 36px 0 14px; }
    .article p, .article li { color: var(--text2); line-height: 1.8; margin-bottom: 16px; }
    .article ul { padding-left: 22px; }
    .article .btn-primary, .section .btn-primary { color: white; }
    .faq details { border-bottom: 1px solid var(--card2); padding: 18px 0; }
    .faq summary { cursor: pointer; font-size: 18px; font-weight: 600; }
    .faq p { color: var(--text2); line-height: 1.8; padding-top: 12px; }
    .snapshot-note { max-width: 800px; margin: 20px auto 0; padding: 0 24px; color: var(--text2); line-height: 1.7; font-size: 14px; text-align: center; }
    :focus-visible { outline: 3px solid #06b6d4; outline-offset: 5px; }
    @media (max-width: 600px) { .features-grid { grid-template-columns: minmax(0, 1fr); } .footer-links { flex-wrap: wrap; justify-content: center; } }