:root {
  --bg: #090405;
  --panel: #12090b;
  --panel-soft: #1b1012;
  --card: #1f1316;
  --line: rgba(255,255,255,0.08);
  --line-strong: rgba(244,63,94,0.24);
  --text: #fff7f9;
  --muted: rgba(255,239,242,0.72);
  --subtle: rgba(255,239,242,0.48);
  --brand: #f43f5e;
  --brand-2: #fb7185;
  --accent: #38bdf8;
  --shadow: 0 24px 70px rgba(0,0,0,0.32);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 18px;
  --max: 1200px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background:
    radial-gradient(circle at 12% 12%, rgba(244,63,94,0.12), transparent 24%),
    radial-gradient(circle at 88% 20%, rgba(56,189,248,0.10), transparent 22%),
    linear-gradient(180deg, #0a0405 0%, #15090c 100%);
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
.section { padding: 80px 0; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(9,4,5,0.82);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 82px;
}
.brand { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand img { width: 52px; height: 52px; border-radius: 16px; object-fit: cover; box-shadow: var(--shadow); }
.brand-title { font-size: 1.28rem; font-weight: 800; letter-spacing: -0.04em; }
.brand-subtitle { margin-top: 4px; color: var(--subtle); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.26em; }
.header-nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.header-nav a { color: var(--muted); font-weight: 600; }
.header-nav a:hover { color: #fff; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.btn, .btn-secondary {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 22px; border-radius: 999px; border: 1px solid transparent;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.btn { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: white; box-shadow: 0 16px 36px rgba(244,63,94,0.26); }
.btn-secondary { background: rgba(255,255,255,0.04); border-color: var(--line); color: var(--text); }
.btn:hover, .btn-secondary:hover { transform: translateY(-2px); }
.hero { padding: 72px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 28px; align-items: center; }
.hero-copy, .hero-preview, .stat-card, .feature-card, .content-card, .cta-card, .faq-item { border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01)); box-shadow: var(--shadow); }
.hero-copy { border-radius: 34px; padding: 42px; }
.hero-chip, .eyebrow { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line-strong); background: rgba(244,63,94,0.10); color: #fecdd3; padding: 10px 16px; border-radius: 999px; font-size: 0.76rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; }
.hero h1 { margin: 20px 0 18px; font-size: clamp(2.5rem, 6vw, 4.8rem); line-height: 0.94; letter-spacing: -0.06em; }
.hero h1 span { color: #fda4af; }
.hero p { margin: 0; color: var(--muted); font-size: 1.06rem; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-preview { border-radius: 34px; padding: 22px; }
.hero-preview img { width: 100%; border-radius: 24px; border: 1px solid var(--line); }
.preview-caption { padding-top: 16px; color: var(--subtle); font-size: 0.95rem; line-height: 1.7; }
.stats-grid, .features-grid, .cards-grid, .faq-grid, .footer-grid { display: grid; gap: 18px; }
.stats-grid { grid-template-columns: repeat(4, 1fr); margin-top: 24px; }
.stat-card { padding: 24px; border-radius: 24px; }
.stat-card strong { display: block; font-size: 1.9rem; }
.stat-card span { display: block; margin-top: 8px; color: var(--subtle); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 28px; }
.section-head h2 { margin: 14px 0 8px; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1; letter-spacing: -0.05em; }
.section-head p { margin: 0; color: var(--muted); line-height: 1.8; max-width: 640px; }
.features-grid { grid-template-columns: repeat(3, 1fr); }
.feature-card { border-radius: 28px; overflow: hidden; }
.feature-card img { aspect-ratio: 16 / 10; width: 100%; object-fit: cover; }
.feature-body { padding: 24px; }
.feature-body h3 { margin: 0 0 10px; font-size: 1.2rem; }
.feature-body p { margin: 0; color: var(--muted); line-height: 1.75; }
.cards-grid { grid-template-columns: repeat(3, 1fr); }
.content-card { border-radius: 26px; padding: 26px; }
.content-card h3 { margin: 16px 0 10px; font-size: 1.15rem; }
.content-card p, .faq-item p { margin: 0; color: var(--muted); line-height: 1.75; }
.bullet-list { display: grid; gap: 12px; margin-top: 18px; }
.bullet-list div { display: flex; gap: 10px; color: var(--muted); }
.bullet-dot { width: 10px; height: 10px; border-radius: 999px; background: linear-gradient(135deg, var(--brand), var(--accent)); margin-top: 9px; flex: 0 0 auto; }
.faq-grid { grid-template-columns: repeat(2, 1fr); }
.faq-item { border-radius: 24px; padding: 22px; }
.faq-item h3 { margin: 0 0 10px; font-size: 1rem; }
.cta-card { border-radius: 32px; padding: 36px; display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.cta-card h2 { margin: 14px 0 10px; font-size: clamp(2rem, 5vw, 3.1rem); line-height: 1; }
.site-footer { padding: 32px 0 46px; border-top: 1px solid rgba(255,255,255,0.06); }
.footer-grid { grid-template-columns: 1.2fr 0.8fr; align-items: start; }
.footer-note { color: var(--subtle); line-height: 1.7; }
.mobile-toggle { display: none; }
@media (max-width: 980px) {
  .hero-grid, .features-grid, .cards-grid, .faq-grid, .footer-grid, .stats-grid, .cta-card { grid-template-columns: 1fr; }
  .header-nav { display: none; width: 100%; flex-direction: column; align-items: stretch; padding-bottom: 14px; }
  .header-nav.is-open { display: flex; }
  .header-row { flex-wrap: wrap; padding: 14px 0; }
  .header-actions { margin-left: auto; }
  .mobile-toggle { display: inline-flex; width: 46px; height: 46px; align-items: center; justify-content: center; border-radius: 14px; border: 1px solid var(--line); background: rgba(255,255,255,0.04); color: var(--text); }
  .hero-copy, .hero-preview, .cta-card { padding: 24px; }
}
@media (max-width: 640px) {
  .container { width: min(var(--max), calc(100% - 20px)); }
  .section { padding: 60px 0; }
  .brand-subtitle { font-size: 0.64rem; letter-spacing: 0.18em; }
  .btn, .btn-secondary { width: 100%; }
  .hero-actions, .header-actions { width: 100%; }
  .header-actions { flex-direction: column; }
}