/* Responsive CSS */
    @media (max-width: 1024px) {
      .container { max-width: 920px; padding: 28px 18px; gap: 20px; }
      header img { height: 42px; }
      .hero { padding-block: 6vh; gap: 18px; }
      .card { box-shadow: inset 0 1px 0 rgba(255,255,255,.05), 0 10px 36px rgba(0,0,0,.28); backdrop-filter: blur(10px); }
    }
    @media (max-width: 768px) {
      header { gap: 10px; }
      .brand-wrap { gap: 10px; }
      h1 { font-size: clamp(24px, 6vw, 36px); }
      .lead { font-size: 0.98rem; max-width: 560px; margin: 0 auto; }
      .countdown { gap: 12px; }
      .dd { min-width: 78px; padding: 12px 14px; border-radius: 12px; }
      .dd strong { font-size: clamp(20px, 5.2vw, 28px); }
      .dd span { font-size: 0.78rem; }
      .card { width: min(640px, 96%); padding: 16px; border-radius: 14px; }
      form { gap: 8px; padding: 8px; border-radius: 12px; }
      input[type="email"] { padding: 14px 12px; font-size: 16px; }
      button.cta { padding: 0 16px; min-height: 48px; font-size: 15.5px; border-radius: 10px; }
      .lang button { padding: 6px 9px; border-radius: 9px; }
      footer { font-size: 0.9rem; flex-wrap: wrap; gap: 10px; text-align: center; }
    }
    @media (max-width: 560px) {
      .container { padding: 22px 16px; gap: 18px; }
      form { grid-template-columns: 1fr; }
      button.cta { width: 100%; }
      .hero { padding-block: 5vh; gap: 16px; }
      .bg-img { filter: blur(14px) saturate(108%) brightness(72%); opacity: .32; }
      .lead { padding: 0 6px; }
    }
    @media (max-width: 380px) {
      header img { height: 38px; }
      .brand b { font-size: 0.98rem; }
      .brand span { font-size: 0.8rem; }
      h1 { font-size: clamp(20px, 6.5vw, 28px); }
      .dd { min-width: 70px; padding: 10px 12px; border-radius: 10px; }
      .dd span { font-size: 0.75rem; }
      input[type="email"] { padding: 12px 10px; }
      button.cta { min-height: 46px; font-size: 15px; }
    }
    @media (max-width: 560px) {
      html[dir="rtl"] .brand-wrap,
      html[dir="rtl"] header { flex-direction: row-reverse; }
    }
    @media (prefers-reduced-motion: reduce) {
      .dd, .hero, .card, button.cta { transition: none !important; animation: none !important; }
    }