:root {
  --bg: #f5f8fc;
  --bg-soft: #eef3fb;
  --surface: rgba(255,255,255,.84);
  --surface-strong: #ffffff;
  --surface-soft: rgba(99, 102, 241, 0.08);
  --border: rgba(148, 163, 184, .20);
  --text: #1f2937;
  --text-soft: #475569;
  --muted: #6b7280;
  --accent: #6366f1;
  --accent-2: #3b82f6;
  --accent-3: #8b5cf6;
  --success: #059669;
  --shadow: 0 24px 70px rgba(15, 23, 42, .10);
  --shadow-strong: 0 30px 90px rgba(15, 23, 42, .14);
}

:root[data-ui-theme='dark'] {
  --bg: #09111f;
  --bg-soft: #0f172a;
  --surface: rgba(15,23,42,.80);
  --surface-strong: rgba(15,23,42,.92);
  --surface-soft: rgba(99,102,241,.14);
  --border: rgba(148,163,184,.14);
  --text: #eef2ff;
  --text-soft: #dbe3f0;
  --muted: #b7bfd6;
  --success: #34d399;
  --shadow: 0 24px 90px rgba(2, 6, 23, .36);
  --shadow-strong: 0 34px 110px rgba(2, 6, 23, .44);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(99, 102, 241, .12), transparent 28%),
    radial-gradient(circle at 90% 10%, rgba(59, 130, 246, .10), transparent 25%),
    linear-gradient(180deg, #fbfdff 0%, var(--bg) 68%, #edf2f8 100%);
}
:root[data-ui-theme='dark'] body {
  background:
    radial-gradient(circle at top left, rgba(99, 102, 241, .24), transparent 28%),
    radial-gradient(circle at 90% 10%, rgba(236, 72, 153, .14), transparent 25%),
    linear-gradient(180deg, #050914 0%, var(--bg) 70%, #060913 100%);
}
.noise {
  position: fixed; inset: 0; pointer-events: none; opacity: .08;
  background-image: radial-gradient(rgba(99,102,241,.16) 1px, transparent 1px);
  background-size: 18px 18px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.5), transparent 72%);
}
:root[data-ui-theme='dark'] .noise { opacity: .18; background-image: radial-gradient(rgba(255,255,255,.08) 1px, transparent 1px); }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; position: relative; z-index: 1; }
.topbar, .hero, .feature-band, .split-section, .showcase-grid, .cta-strip { display: grid; gap: 24px; }
.topbar { grid-template-columns: 1fr auto; align-items: center; padding: 24px 0; }
.brand { display: flex; align-items: center; gap: 14px; color: var(--text); text-decoration: none; }
.brand-mark {
  width: 48px; height: 48px; border-radius: 16px; display: grid; place-items: center;
  background: #ffffff; box-shadow: 0 12px 30px rgba(99,102,241,.18);
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, .18);
}
.brand-mark img {
  width: 26px;
  height: 26px;
  display: block;
}
.brand-name { font-size: 20px; font-weight: 800; }
.brand-sub { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .12em; }
.nav-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.nav-link { color: var(--muted); text-decoration: none; font-size: 14px; }
.ghost-btn, .primary-btn, .secondary-btn, .big-cta {
  display: inline-flex; align-items: center; justify-content: center; text-decoration: none; border-radius: 18px; font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.ghost-btn:hover, .primary-btn:hover, .secondary-btn:hover, .big-cta:hover { transform: translateY(-1px); }
.ghost-btn { padding: 12px 18px; border: 1px solid var(--border); color: var(--text); background: var(--surface); }
.primary-btn { padding: 15px 22px; color: white; background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 14px 34px rgba(99,102,241,.24); }
.secondary-btn { padding: 15px 22px; border: 1px solid var(--border); color: var(--text); background: var(--surface); }
.hero { grid-template-columns: 1.05fr .95fr; align-items: center; min-height: 76vh; padding: 12px 0 10px; }
.eyebrow { color: var(--accent); font-size: 13px; text-transform: uppercase; letter-spacing: .16em; margin-bottom: 14px; font-weight: 700; }
h1 { margin: 0 0 20px; font-size: clamp(42px, 6vw, 76px); line-height: .98; max-width: 11ch; letter-spacing: -.05em; }
h1 span { color: var(--accent); }
.lead { font-size: 19px; line-height: 1.7; color: var(--muted); max-width: 60ch; margin: 0 0 28px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.mini-proof { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 28px; }
.proof-item, .feature-card, .info-panel, .step-card, .cta-strip, .product-card, .stack-item, .phone-card {
  background: var(--surface); border: 1px solid var(--border); backdrop-filter: blur(14px);
}
.proof-item {
  padding: 16px; border-radius: 20px; box-shadow: var(--shadow);
}
.proof-item strong { display: block; font-size: 15px; margin-bottom: 6px; color: var(--text); }
.proof-item span { color: var(--muted); font-size: 14px; }
.hero-preview { display: flex; justify-content: center; }
.phone-card {
  width: min(396px, 100%); border-radius: 34px; padding: 14px; box-shadow: var(--shadow-strong);
}
.phone-cover { height: 124px; border-radius: 24px; background: linear-gradient(135deg, var(--accent), var(--accent-2), var(--accent-3)); }
.phone-body { margin-top: -18px; padding: 0 14px 14px; }
.avatar-row { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.avatar {
  width: 82px; height: 82px; border-radius: 26px; display: grid; place-items: center;
  background: white; border: 4px solid rgba(255,255,255,.92); flex-shrink: 0;
  overflow: hidden;
}
.avatar img {
  width: 38px;
  height: 38px;
  display: block;
}
:root[data-ui-theme='dark'] .avatar { border-color: rgba(15,23,42,.85); }
.presence { padding: 8px 12px; border-radius: 999px; background: var(--surface-soft); color: var(--success); font-size: 12px; font-weight: 700; margin-top: 24px; }
.creator-name { margin-top: 18px; font-size: 28px; font-weight: 800; letter-spacing: -.03em; }
.creator-headline { margin-top: 8px; color: var(--muted); line-height: 1.6; }
.big-cta { width: 100%; margin-top: 18px; padding: 16px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: 0 14px 34px rgba(99,102,241,.20); }
.micro-label { margin-top: 20px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .16em; }
.stack { display: grid; gap: 10px; margin-top: 12px; }
.stack-item {
  border-radius: 16px; padding: 14px 16px; display: flex; justify-content: space-between; gap: 16px; align-items: center; box-shadow: var(--shadow);
}
.stack-item strong { color: var(--accent); }
.product-card { margin-top: 16px; border-radius: 22px; padding: 18px; box-shadow: var(--shadow); }
.product-card p { color: var(--muted); margin: 10px 0 0; line-height: 1.6; }
.badge {
  display: inline-block; padding: 6px 10px; border-radius: 999px; background: rgba(5,150,105,.12); color: var(--success); font-size: 12px; margin-bottom: 10px; font-weight: 700;
}
.product-row { display: flex; justify-content: space-between; font-weight: 700; margin-top: 14px; color: var(--text); }
.section { padding: 32px 0; }
.feature-band { grid-template-columns: repeat(3, 1fr); }
.feature-card, .info-panel { border-radius: 24px; padding: 24px; box-shadow: var(--shadow); }
.feature-kicker { color: var(--accent); font-weight: 800; margin-bottom: 10px; }
.feature-card h2, .split-section h2, .showcase-copy h2, .cta-strip h2 { margin-top: 0; font-size: clamp(24px, 3vw, 38px); letter-spacing: -.03em; }
.feature-card p, .split-section p, .showcase-copy p, .cta-strip p { color: var(--muted); line-height: 1.7; }
.split-section { grid-template-columns: 1fr .82fr; align-items: start; }
.bullet-list { display: grid; gap: 10px; margin-top: 20px; }
.bullet-list div { padding: 14px 16px; border-radius: 16px; background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow); }
.panel-title { font-size: 18px; font-weight: 800; margin-bottom: 10px; }
.info-row { display: flex; flex-direction: column; gap: 6px; padding: 14px 0; border-bottom: 1px solid var(--border); }
.info-row:last-child { border-bottom: none; }
.info-row span { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .12em; }
.showcase-grid { grid-template-columns: .95fr 1.05fr; align-items: center; }
.showcase-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.step-card { border-radius: 20px; padding: 20px; min-height: 128px; display: flex; flex-direction: column; justify-content: space-between; box-shadow: var(--shadow); }
.step-card strong { font-size: 30px; color: var(--accent); }
.step-card span { font-size: 18px; font-weight: 700; }
.cta-strip { grid-template-columns: 1fr auto; align-items: center; border-radius: 30px; padding: 28px; margin: 18px auto 56px; box-shadow: var(--shadow-strong); }
@media (max-width: 960px) {
  .hero, .feature-band, .split-section, .showcase-grid, .cta-strip, .topbar { grid-template-columns: 1fr; }
  h1 { max-width: none; }
}
@media (max-width: 720px) {
  .mini-proof, .showcase-steps { grid-template-columns: 1fr; }
  .nav-actions { gap: 12px; }
  .nav-link { display: none; }
}


.theme-toggle { cursor: pointer; }


.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 0 40px;
  color: var(--muted);
}
.site-footer__copy {
  display: grid;
  gap: 6px;
}
.site-footer__copy .brand-name {
  font-size: 18px;
}
.site-footer__copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}
.site-footer__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 16px 20px;
}
.site-footer .nav-link {
  font-size: 13px;
}
.site-footer .nav-link:hover {
  color: var(--text);
}
@media (max-width: 720px) {
  .site-footer {
    align-items: flex-start;
    padding: 8px 0 34px;
  }
  .site-footer__nav {
    justify-content: flex-start;
    gap: 12px 16px;
  }
  .site-footer .nav-link {
    display: inline-flex;
  }
}