/* TikTok Live Assistant — landing site. Self-contained, no build step. */
:root {
  --bg: #0b0710;
  --bg-2: #130b1c;
  --surface: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.10);
  --text: #f3eefb;
  --muted: #b9aecb;
  --faint: #8a7da3;
  --violet: #7c3aed;
  --magenta: #c026d3;
  --pink: #ec4899;
  --radius: 16px;
  --maxw: 960px;
  --font: 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1100px 600px at 50% -10%, rgba(124, 58, 237, 0.22), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(236, 72, 153, 0.14), transparent 55%),
    var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--pink); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ── Top bar ───────────────────────────────────────────── */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px; max-width: var(--maxw); margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.brand .logo { width: 32px; height: 32px; border-radius: 9px; }
.brand span { font-size: 15px; letter-spacing: 0.2px; }
.nav-links a { color: var(--muted); font-size: 14px; margin-left: 18px; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* ── Hero ──────────────────────────────────────────────── */
.hero { text-align: center; padding: 48px 0 28px; }
.hero .logo-lg {
  width: 88px; height: 88px; border-radius: 22px;
  box-shadow: 0 0 44px rgba(192, 38, 211, 0.4); margin-bottom: 22px;
}
.hero h1 { font-size: 40px; line-height: 1.15; margin: 6px 0 10px; }
.hero .grad {
  background: linear-gradient(100deg, #fff 10%, #f5c8ff 50%, #ffd6e8 90%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p.tag { font-size: 18px; color: var(--muted); max-width: 620px; margin: 0 auto 26px; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px; border-radius: 12px; font-size: 16px; font-weight: 700;
  color: #fff; border: 0; cursor: pointer;
  background: linear-gradient(100deg, var(--violet), var(--magenta) 55%, var(--pink));
  box-shadow: 0 10px 30px rgba(192, 38, 211, 0.35);
}
.btn:hover { text-decoration: none; filter: brightness(1.07); }
.btn svg { width: 20px; height: 20px; }
.hint { margin-top: 12px; font-size: 13px; color: var(--faint); }
.hint a { color: var(--muted); }

/* ── Sections ──────────────────────────────────────────── */
section { padding: 40px 0; }
h2.h { font-size: 24px; margin: 0 0 22px; text-align: center; }

.grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
}
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.card .ic { font-size: 22px; margin-bottom: 8px; display: block; }

.steps { counter-reset: s; max-width: 640px; margin: 0 auto; display: grid; gap: 14px; }
.step {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px;
}
.step::before {
  counter-increment: s; content: counter(s);
  flex: 0 0 28px; height: 28px; border-radius: 8px;
  display: grid; place-items: center; font-weight: 700; font-size: 14px;
  background: linear-gradient(135deg, var(--violet), var(--pink)); color: #fff;
}
.step h3 { margin: 2px 0 2px; font-size: 15px; }
.step p { margin: 0; color: var(--muted); font-size: 14px; }

.panel {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; max-width: 680px; margin: 0 auto;
}
.panel.center { text-align: center; }
.panel p { color: var(--muted); }
.panel code, .doc code {
  background: rgba(0,0,0,0.4); border: 1px solid var(--border);
  border-radius: 6px; padding: 2px 7px; font-size: 13px; color: #ffd6e8;
  font-family: 'Consolas', 'JetBrains Mono', monospace; word-break: break-all;
}

.note { font-size: 13px; color: var(--faint); }

/* ── FAQ ───────────────────────────────────────────────── */
.faq { max-width: 680px; margin: 0 auto; display: grid; gap: 10px; }
.faq details {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 18px;
}
.faq summary {
  cursor: pointer; font-weight: 600; font-size: 15px; list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--faint); font-size: 18px; flex-shrink: 0; }
.faq details[open] summary::after { content: '–'; }
.faq details p { margin: 10px 0 2px; color: var(--muted); font-size: 14px; }

/* ── Footer ────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border); margin-top: 30px;
  padding: 26px 0; color: var(--faint); font-size: 13px; text-align: center;
}
footer a { color: var(--muted); }
.disclaimer { max-width: 640px; margin: 8px auto 0; }

/* ── Doc pages (privacy) ───────────────────────────────── */
.doc { max-width: 760px; margin: 0 auto; padding: 20px 0 40px; }
.doc h1 { font-size: 30px; margin-bottom: 4px; }
.doc h2 { font-size: 19px; margin: 26px 0 8px; }
.doc p, .doc li { color: var(--muted); }
.doc .updated { color: var(--faint); font-size: 13px; }
.back { display: inline-block; margin: 18px 0; color: var(--muted); font-size: 14px; }

@media (max-width: 560px) {
  .hero h1 { font-size: 30px; }
  .nav-links a { margin-left: 12px; }
}