:root {
  --bg: #061018;
  --panel: rgba(8, 15, 25, 0.84);
  --panel-2: rgba(255,255,255,0.04);
  --text: #eff6ff;
  --muted: rgba(239,246,255,0.74);
  --line: rgba(255,255,255,0.12);
  --shadow: 0 20px 60px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background:
    radial-gradient(circle at 20% 20%, color-mix(in srgb, var(--accent) 30%, transparent) 0, transparent 28%),
    radial-gradient(circle at 80% 0%, color-mix(in srgb, var(--accent2) 24%, transparent) 0, transparent 26%),
    linear-gradient(180deg, #050b12 0%, #07131d 42%, #050b12 100%);
  color: var(--text);
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }
.container { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.topbar {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(18px);
  background: rgba(2,8,16,.58);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 0;
}
.brand { display:flex; align-items:center; gap:12px; font-weight:800; letter-spacing:.2px; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 12px 26px color-mix(in srgb, var(--accent) 40%, transparent);
}
.nav-links { display:flex; gap: 18px; flex-wrap: wrap; align-items:center; color: var(--muted); font-size: .95rem; }
.nav-links a:hover { color: var(--text); }
.hero {
  padding: 72px 0 36px;
}
.grid {
  display: grid; grid-template-columns: 1.12fr .88fr; gap: 28px; align-items: stretch;
}
.card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
  border-radius: 24px;
}
.hero-main { padding: 34px; }
.kicker {
  display:inline-flex; gap:8px; align-items:center; padding: 8px 14px; border-radius: 999px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); color: var(--muted); font-size: .92rem;
}
.hero h1 { font-size: clamp(2.2rem, 4.2vw, 4.2rem); line-height: 1.06; margin: 18px 0 16px; }
.lead { font-size: 1.08rem; color: var(--muted); max-width: 62ch; }
.actions { display:flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  min-height: 50px; padding: 0 18px; border-radius: 14px; font-weight: 700;
  border: 1px solid var(--line); transition: transform .18s ease, opacity .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: white; border: none; }
.btn.secondary { background: rgba(255,255,255,.05); color: var(--text); }
.side { padding: 24px; display:flex; flex-direction:column; justify-content:space-between; gap: 18px; }
.stats { display:grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.stat { padding: 16px; border-radius: 18px; background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.08); }
.stat strong { display:block; font-size: 1.3rem; margin-bottom: 4px; }
.section { padding: 18px 0 36px; }
.section h2 { font-size: clamp(1.5rem, 2.2vw, 2.2rem); margin: 0 0 12px; }
.section p.section-lead { color: var(--muted); margin-top: 0; max-width: 80ch; }
.cards { display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; margin-top: 18px; }
.feature { padding: 18px; border-radius: 20px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); }
.feature h3 { margin: 0 0 8px; font-size: 1.02rem; }
.feature p { margin: 0; color: var(--muted); font-size: .96rem; }
.split { display:grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.list { margin: 0; padding: 0; list-style: none; }
.list li { display:flex; gap: 10px; align-items:flex-start; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.08); color: var(--muted); }
.list li::before { content: '✦'; color: var(--accent2); flex: 0 0 auto; margin-top: .05rem; }
.faq { display:grid; gap: 12px; margin-top: 18px; }
.faq details { padding: 16px 18px; border-radius: 18px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); }
.faq summary { cursor: pointer; font-weight: 700; }
.faq p { color: var(--muted); margin-bottom: 0; }
.footer-cta { margin: 18px 0 48px; padding: 24px; display:flex; align-items:center; justify-content:space-between; gap: 16px; flex-wrap: wrap; }
.muted { color: var(--muted); }
.trust-badge {
  position: fixed; bottom: 18px; right: 18px; z-index: 50;
  display:inline-flex; align-items:center; gap:10px;
  padding: 10px 14px; border-radius: 999px; background: rgba(8, 15, 25, 0.9);
  border: 1px solid rgba(255,255,255,.14); box-shadow: var(--shadow); font-size: .92rem;
}
.trust-dot { width: 10px; height: 10px; border-radius: 999px; background: #22c55e; box-shadow: 0 0 0 6px rgba(34,197,94,.12); }
.lang-toggle { display:flex; gap: 8px; }
.lang-toggle a { padding: 8px 12px; border-radius: 12px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); }
.lang-toggle a.active { background: linear-gradient(135deg, var(--accent), var(--accent2)); border: none; color: white; }
.rtl { direction: rtl; }
.rtl body, body.rtl { direction: rtl; font-family: Vazirmatn, IRANSans, Tahoma, sans-serif; }
.rtl .nav, .rtl .actions, .rtl .footer-cta { flex-direction: row-reverse; }
.rtl .list li::before { content: '✦'; }
.rtl .brand { flex-direction: row-reverse; }
@media (max-width: 980px) {
  .grid, .cards, .split { grid-template-columns: 1fr; }
  .hero { padding-top: 38px; }
}
@media (max-width: 640px) {
  .hero-main { padding: 22px; }
  .side { padding: 18px; }
  .container { width: min(100% - 20px, 1140px); }
  .nav { align-items:flex-start; flex-direction: column; }
  .trust-badge { left: 12px; right: 12px; justify-content:center; }
}