:root {
      --bg-gradient: linear-gradient(135deg, #f5f0ff 0%, #e6e0fc 40%, #dcd3fc 100%);
      --glass-bg: rgba(255, 255, 255, 0.96);
      --glass-border: rgba(190, 180, 220, 0.4);
      --text-main: #1a1a2e; /* Тёмный текст вместо белого */
      --text-secondary: #5a5a78;
      --accent-purple: #8c6dd1;
      --accent-pink: #ff7aa5;
      --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.04);
    }

    * { box-sizing: border-box; }

    body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background: var(--bg-gradient);
      color: var(--text-main);
      min-height: 100vh;
      padding: 0;
      margin: 0;
      position: relative;
      overflow-x: hidden;
    }

    /* Декоративные элементы фона */
    .bg-shape-1 {
      position: absolute; top: -150px; left: -100px;
      width: 400px; height: 400px;
      background: rgba(140, 109, 209, 0.08);
      border-radius: 50%; filter: blur(80px);
      z-index: 0; animation: float 12s infinite ease-in-out alternate;
    }
    .bg-shape-2 {
      position: absolute; bottom: -120px; right: -80px;
      width: 350px; height: 350px;
      background: rgba(255, 122, 165, 0.06);
      border-radius: 50%; filter: blur(70px);
      z-index: 0; animation: float 10s infinite ease-in-out;
    }
    @keyframes float {
      0% { transform: translate(0,0); }
      100% { transform: translate(20px, -20px); }
    }

    /* Шапка */
    .site-header {
      background: rgba(255, 255, 255, 0.85);
      backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
      color: #2b2b3b; padding: 15px 40px;
      display: flex; justify-content: space-between; align-items: center;
      border-radius: 0 0 20px 20px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.06);
      margin-bottom: 40px; z-index: 10; position: sticky; top: 0;
    }
    .header-left a { text-decoration: none; color: #2b2b3b; font-weight: 700; font-size: 1.25rem; letter-spacing: 0.5px; transition: color 0.3s; }
    .header-left a:hover { color: var(--accent-purple); }
    .header-right { display: flex; align-items: center; gap: 24px; }
    .phone-number { font-weight: 600; color: #2b2b3b; font-size: 1rem; }
    .btn-login-link {
      display: inline-block; padding: 10px 24px;
      background: #3a4250; color: #fff; text-decoration: none;
      border-radius: 50px; font-weight: 600; cursor: pointer;
      transition: all 0.3s ease; box-shadow: 0 4px 12px rgba(58, 66, 80, 0.15);
    }
    .btn-login-link:hover { background: #2a303d; transform: translateY(-2px); box-shadow: 0 6px 18px rgba(58, 66, 80, 0.2); }

    @media (max-width: 768px) {
      .site-header { flex-direction: column; gap: 16px; padding: 15px; }
      .header-right { flex-direction: column; align-items: stretch; text-align: center; gap: 12px; }
      .btn-login-link { width: 100%; text-align: center; }
    }

    .container { max-width: 1100px; margin: 0 auto; position: relative; z-index: 5; padding: 0 20px; }
    .logo-img { display: block; margin: 0 auto 20px auto; max-width: 100%; height: auto; }

    h1 { font-size: 2.8rem; margin-bottom: 12px; color: var(--text-main); text-transform: uppercase; letter-spacing: 2px; text-align: center; font-weight: 800; line-height: 1.1; }
    p.subtitle { color: var(--text-secondary); font-size: 1.15rem; text-align: center; margin-bottom: 40px; max-width: 650px; margin-left: auto; margin-right: auto; line-height: 1.5; }

    /* Статистика */
    .stats-block {
      display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px;
      margin-top: 40px; padding: 30px;
      background: var(--glass-bg); border: 1px solid var(--glass-border);
      border-radius: 20px; box-shadow: var(--shadow-soft);
      backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    }
    .stat-item { text-align: center; }
    .stat-number { font-size: 3rem; font-weight: 800; color: var(--accent-purple); line-height: 1; display: block; }
    .stat-label { font-size: 0.95rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-main); margin-top: 6px; font-weight: 700; }
    .stat-desc { font-size: 0.85rem; color: var(--text-secondary); margin-top: 6px; line-height: 1.4; }

    /* Бейдж */
    .school-badge-section { margin-top: 30px; text-align: center; }
    .badge {
      display: inline-flex; align-items: center; gap: 10px;
      padding: 10px 24px; background: linear-gradient(135deg, #ff9aa5 0%, #ff8fa3 100%);
      color: #2b2b3b; font-weight: 700; font-size: 1.05rem;
      border-radius: 50px; box-shadow: 0 8px 24px rgba(255, 122, 165, 0.25);
      animation: pulseBadge 2s infinite;
    }
    @keyframes pulseBadge {
      0%, 100% { box-shadow: 0 8px 24px rgba(255, 122, 165, 0.25); transform: scale(1); }
      50% { box-shadow: 0 12px 36px rgba(255, 122, 165, 0.35); transform: scale(1.02); }
    }

    /* Промо-блоки */
    .promo-twin-section { margin-top: 50px; padding: 0 20px; }
    .promo-twin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
    .promo-twin-card {
      background: var(--glass-bg); border: 1px solid var(--glass-border);
      border-radius: 20px; padding: 32px; display: flex; flex-direction: column;
      gap: 16px; position: relative; overflow: hidden;
      transition: transform 0.3s ease
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .promo-twin-card:hover { transform: translateY(-6px); box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08); }
    .promo-twin-icon { font-size: 2.2rem; line-height: 1; margin-bottom: 12px; }
    .promo-twin-title { font-size: 1.5rem; font-weight: 800; color: var(--text-main); margin: 0 0 12px 0; line-height: 1.2; }
    .promo-twin-desc { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.5; margin: 0 0 20px 0; flex-grow: 1; }
    .promo-twin-btn {
      display: block; width: 100%; padding: 14px;
      background: var(--accent-purple); color: #fff; text-align: center;
      text-decoration: none; border-radius: 12px;
      font-weight: 700; font-size: 1rem; transition: all 0.3s ease;
    }
    .promo-twin-btn:hover { background: #7e5cb0; transform: scale(1.02); }
    .promo-twin-card--home .promo-twin-icon { color: var(--accent-purple); }
    .promo-twin-card--exam .promo-twin-icon { color: var(--accent-pink); }

    /* Тарифы */
    .tariffs-section { margin-top: 50px; }
    .tariffs-title {
      font-size: 2.2rem; text-align: center; margin-bottom: 30px;
      color: var(--text-main); text-transform: uppercase; letter-spacing: 1px;
      position: relative;
    }
    .tariffs-title::after {
      content: ''; display: block; width: 60px; height: 4px;
      background: var(--accent-pink); margin: 10px auto 0; border-radius: 2px;
    }
    .tariffs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; }
    .tariff-card {
      background: var(--glass-bg); border: 1px solid var(--glass-border);
      border-radius: 20px; padding: 30px; position: relative;
      overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex; flex-direction: column; opacity: 0; animation: fadeInUp 0.6s forwards;
    }
    .tariff-card:hover { transform: translateY(-10px); box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12); border-color: var(--accent-purple); }
    @keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }
    .tariff-card:nth-child(1) { animation-delay: 0.1s; }
    .tariff-card:nth-child(2) { animation-delay: 0.2s; }
    .tariff-card:nth-child(3) { animation-delay: 0.3s; }
    
    .highlight-badge {
      position: absolute; top: 12px; right: 12px;
      background: #ff5aa7; color: #fff; padding: 6px 14px;
      border-radius: 50px; font-size: 0.85rem; font-weight: 700;
      text-transform: uppercase; box-shadow: 0 4px 12px rgba(255, 90, 167, 0.4);
    }
    .tariff-badge {
      display: inline-block; padding: 6px 12px; border-radius: 20px;
      font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
      margin-bottom: 10px;
    }
    .tariff-badge.badge-fgos { background: rgba(155, 89, 182, 0.08); color: var(--accent-purple); }
    .tariff-badge.badge-record { background: rgba(200, 200, 220, 0.5); color: #444; }
    
    .tariff-title { font-size: 1.8rem; font-weight: 800; margin-bottom: 8px; color: var(--text-main); text-transform: uppercase; letter-spacing: 1px; }
    .tariff-desc { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 25px; line-height: 1.5; }
    .tariff-price-block { margin-bottom: 25px; text-align: center; }
    .tariff-old-price { text-decoration: line-through; color: var(--text-secondary); font-size: 0.9rem; display: block; margin-bottom: 6px; }
    .tariff-new-price { font-size: 2rem; font-weight: 800; color: var(--text-main); line-height: 1; }
    .tariff-features { list-style: none; margin: 0 0 25px 0; padding: 0; flex-grow: 1; }
    .tariff-features li { padding: 10px 0; border-bottom: 1px solid rgba(0,0,0,0.04); color: var(--text-main); font-size: 0.95rem; display: flex; align-items: flex-start; gap: 10px; }
    .tariff-features li::before { content: "✓"; color: var(--accent-purple); margin-top: 2px; font-weight: bold; font-size: 1.1rem; }
    .tariff-btn {
      display: block; width: 100%; padding: 16px;
      background: var(--accent-pink); color: #fff; text-align: center;
      text-decoration: none; border-radius: 12px;
      font-weight: 700; font-size: 1rem; transition: all 0.3s ease;
      box-shadow: 0 6px 20px rgba(255, 90, 167, 0.3);
    }
    .tariff-btn:hover { background: #ff3a8d; transform: scale(1.03); box-shadow: 0 8px 28px rgba(255, 90, 167, 0.5); }
    .tariff-installment { margin-top: 12px; font-size: 0.8rem; color: var(--text-secondary); text-align: center; }

    /* CTA */
    .cta-btn {
      display: inline-block; padding: 18px 36px;
      background: var(--accent-purple); color: white; text-decoration: none;
      border-radius: 50px; font-weight: bold; font-size: 1.1rem;
      transition: all 0.3s ease; box-shadow: 0 0 20px rgba(155, 89, 182, 0.4);
      text-align: center; margin-top: 40px;
    }
    .cta-btn:hover { transform: translateY(-3px); box-shadow: 0 0 35px rgba(155, 89, 182, 0.6); background: #8e44ad; }

    /* Подвал */
    .site-footer { margin-top: 60px; padding: 40px 20px; text-align: center; color: var(--text-secondary); font-size: 0.9rem; border-top: 1px solid var(--glass-border); }

    /* Адаптив */
    @media (max-width: 768px) {
      h1 { font-size: 2.2rem; }
      .stats-block { grid-template-columns: 1fr; }
      .tariffs-grid { grid-template-columns: 1fr; }
      .promo-twin-grid { grid-template-columns: 1fr; }
      .site-footer { padding: 30px 15px; }
    }