:root {
  --bg: #0b1020;
  --bg-soft: rgba(255,255,255,0.04);
  --card: rgba(255,255,255,0.06);
  --text: #f6f8ff;
  --muted: #aeb8d0;
  --line: rgba(255,255,255,0.12);
  --accent: #5eead4;
  --accent-2: #7c3aed;
  --shadow: 0 20px 60px rgba(0,0,0,0.35);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(124,58,237,.22), transparent 30%),
    radial-gradient(circle at top right, rgba(94,234,212,.15), transparent 28%),
    var(--bg);
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 20; backdrop-filter: blur(16px);
  background: rgba(11,16,32,.72); border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 74px; gap: 20px; }
.brand { font-weight: 800; letter-spacing: .2px; display:flex; align-items:center; gap:10px; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 12px; display:grid; place-items:center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color:#08111f;
}
nav { display: flex; align-items: center; gap: 22px; }
nav a { color: var(--muted); }
nav a:hover { color: var(--text); }
.nav-btn, .btn {
  padding: 12px 18px; border-radius: 14px; font-weight: 700; display:inline-flex; align-items:center; justify-content:center;
}
.btn-primary, .nav-btn { background: linear-gradient(135deg, var(--accent), #8b5cf6); color:#071018; }
.btn-secondary { background: var(--bg-soft); border:1px solid var(--line); color: var(--text); }
.menu-toggle { display:none; background:none; border:none; color:var(--text); font-size:28px; }
.lang-switch { display:flex; gap:8px; }
.lang {
  background: transparent; color: var(--muted); border:1px solid var(--line); border-radius: 10px; padding:8px 10px; cursor:pointer;
}
.lang.active { color: var(--text); border-color: var(--accent); }
.hero { padding: 72px 0 40px; }
.hero-grid { display:grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.eyebrow { display:inline-block; padding:8px 12px; border-radius:999px; background: var(--bg-soft); border:1px solid var(--line); color:#d5ddf3; font-size:12px; letter-spacing:.12em; text-transform: uppercase; }
h1 { font-size: clamp(2.3rem, 4vw, 4.8rem); line-height: 1.02; margin: 18px 0; max-width: 11ch; }
.lead, .muted { color: var(--muted); font-size: 1.06rem; line-height: 1.75; }
.hero-actions { display:flex; gap:14px; flex-wrap:wrap; margin: 26px 0 22px; }
.stats-row { display:flex; gap:14px; flex-wrap:wrap; }
.stat {
  min-width: 140px; padding:16px 18px; border-radius:18px; background: var(--card); border:1px solid var(--line);
  display:flex; flex-direction:column; gap:6px;
}
.stat span { color:var(--muted); }
.phone-mockup {
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03)); border:1px solid var(--line);
  border-radius: 32px; padding: 18px; box-shadow: var(--shadow);
}
.screen { border-radius: 26px; background: #0f172a; padding: 18px; min-height: 560px; }
.screen-top { display:flex; justify-content:space-between; align-items:center; margin-bottom: 20px; }
.pill { background: rgba(94,234,212,.15); color: var(--accent); padding:8px 12px; border-radius:999px; font-size: 13px; }
.gauge-wrap { display:grid; place-items:center; padding: 24px 0; }
.gauge {
  width: 220px; height: 220px; border-radius: 50%; display:grid; place-items:center; font-size: 64px; font-weight: 800;
  background: radial-gradient(circle at center, #111827 49%, transparent 50%), conic-gradient(var(--accent) 0 45%, #1f2937 45% 100%);
  box-shadow: inset 0 0 0 12px rgba(255,255,255,.03);
}
.cards, .materials-grid, .feature-grid { display:grid; grid-template-columns: repeat(2,1fr); gap:16px; }
.mini-card, .feature-card, .price-card, .cta-box {
  background: var(--card); border:1px solid var(--line); border-radius: 22px; box-shadow: var(--shadow);
}
.mini-card { padding:16px; }
.mini-card small { color: var(--muted); display:block; margin-bottom:8px; }
.section { padding: 34px 0 72px; }
.section-head { max-width: 760px; margin-bottom: 24px; }
.section h2, .page-main h1 { font-size: clamp(2rem, 3vw, 3.4rem); margin: 14px 0; }
.feature-card { padding: 24px; }
.feature-card h3 { margin-top: 0; font-size: 1.2rem; }
.feature-card p { color: var(--muted); line-height: 1.7; }
.alt-section { background: linear-gradient(180deg, rgba(255,255,255,.02), transparent); }
.pricing-grid { display:grid; grid-template-columns: 1fr .8fr .8fr; gap: 18px; align-items: stretch; }
.price-card { padding: 24px; }
.price-card ul { padding-left: 18px; color: var(--muted); line-height: 1.9; }
.featured { position:relative; border-color: rgba(94,234,212,.35); }
.badge { position:absolute; right:18px; top:18px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color:#071018; border-radius:999px; padding:7px 12px; font-size:12px; font-weight:700; }
.cta-box { padding: 28px; display:flex; justify-content:space-between; align-items:center; gap: 24px; }
.footer-inner { display:flex; justify-content:space-between; gap:16px; padding: 24px 0 40px; color: var(--muted); }
.footer-links { display:flex; gap:16px; }
.loader-wrap {
  position: fixed; inset: 0; z-index: 100; display:grid; place-items:center;
  background: linear-gradient(180deg, #07111f, #0b1020);
  transition: opacity .45s ease, visibility .45s ease;
}
.loader-wrap.hide { opacity: 0; visibility: hidden; }
.loader-card { text-align:center; }
.spinner {
  width:72px; height:72px; margin: 0 auto 18px; border-radius:50%;
  border: 6px solid rgba(255,255,255,.12); border-top-color: var(--accent);
  animation: spin 1s linear infinite;
}
.loader-title { font-size: 1.4rem; font-weight: 800; margin-bottom: 6px; }
.loader-sub { color: var(--muted); }
.timeline { display:grid; gap:18px; }
.timeline-item {
  display:grid; grid-template-columns: 90px 1fr; gap:18px; align-items:start;
  background: var(--card); border:1px solid var(--line); border-radius:22px; padding: 20px;
}
.timeline-item span {
  display:inline-flex; align-items:center; justify-content:center; min-height:48px; border-radius:14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color:#08111f; font-weight:800;
}
.page-main { padding-top: 34px; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 960px) {
  .hero-grid, .pricing-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .menu-toggle { display:block; }
  nav {
    position:absolute; left:16px; right:16px; top:74px; background: rgba(7,17,31,.97); border:1px solid var(--line);
    border-radius: 18px; padding:14px; display:none; flex-direction:column; align-items:flex-start;
  }
  nav.open { display:flex; }
  .lang-switch { display:none; }
  .mobile-lang-switch { display:flex; }
  .cards, .materials-grid, .feature-grid { grid-template-columns: 1fr; }
  .cta-box, .footer-inner { flex-direction:column; align-items:flex-start; }
  .timeline-item { grid-template-columns: 1fr; }
  h1 { max-width: 100%; }
}