:root {
  --gold: #fbcc62;
  --gold-p3: color(display-p3 0.984 0.800 0.384);
  --bg: #0c0c0e;
  --surface: #17171b;
  --surface-2: #1e1e24;
  --text: #f4f4f5;
  --muted: #a1a1aa;
  --border: rgba(255, 255, 255, 0.09);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 12px 40px rgba(0, 0, 0, 0.3);
  --radius: 16px;
  --maxw: 940px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --surface: #f7f7f8;
    --surface-2: #efeff1;
    --text: #17171b;
    --muted: #5b5b66;
    --border: rgba(0, 0, 0, 0.09);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 12px 40px rgba(0, 0, 0, 0.08);
  }
}

:root[data-theme="dark"] {
  --bg: #0c0c0e; --surface: #17171b; --surface-2: #1e1e24;
  --text: #f4f4f5; --muted: #a1a1aa; --border: rgba(255, 255, 255, 0.09);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 12px 40px rgba(0, 0, 0, 0.3);
}
:root[data-theme="light"] {
  --bg: #ffffff; --surface: #f7f7f8; --surface-2: #efeff1;
  --text: #17171b; --muted: #5b5b66; --border: rgba(0, 0, 0, 0.09);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 12px 40px rgba(0, 0, 0, 0.08);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--gold); color: var(--gold-p3); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 62px;
}
.site-header img.wordmark { height: 26px; width: auto; display: block; }
.site-nav a { color: var(--muted); font-size: 15px; margin-left: 22px; font-weight: 500; }
.site-nav a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero { text-align: center; padding: 72px 0 40px; }
.hero .app-icon {
  width: 116px; height: 116px; border-radius: 26px;
  box-shadow: var(--shadow); margin-bottom: 26px;
}
.hero h1 {
  font-size: clamp(38px, 7vw, 62px);
  line-height: 1.03; letter-spacing: -0.02em; font-weight: 800; margin: 0 0 14px;
}
.hero .accent { color: var(--gold); color: var(--gold-p3); }
.hero p.tagline {
  font-size: clamp(17px, 2.6vw, 21px); color: var(--muted);
  max-width: 620px; margin: 0 auto 30px;
}

.badge {
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); font-weight: 600; font-size: 15px;
  padding: 12px 22px; border-radius: 999px; box-shadow: var(--shadow);
}
.badge .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--gold); background: var(--gold-p3); }

/* Features */
.features { padding: 40px 0 20px; }
.grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px 24px;
}
.card .ic {
  font-size: 26px; line-height: 1; margin-bottom: 14px; display: block;
}
.card h3 { margin: 0 0 6px; font-size: 18px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }

/* Content pages */
.doc { padding: 56px 0 24px; }
.doc h1 { font-size: clamp(30px, 5vw, 42px); letter-spacing: -0.02em; margin: 0 0 6px; }
.doc .updated { color: var(--muted); font-size: 15px; margin: 0 0 34px; }
.doc h2 {
  font-size: 21px; letter-spacing: -0.01em; margin: 38px 0 10px;
  padding-top: 12px;
}
.doc h3 { font-size: 17px; margin: 24px 0 6px; }
.doc p, .doc li { color: var(--text); font-size: 16px; }
.doc .muted, .doc p.lead { color: var(--muted); }
.doc ul { padding-left: 22px; }
.doc li { margin: 6px 0; }
.doc .highlight {
  background: var(--surface); border: 1px solid var(--border);
  border-left: 3px solid var(--gold); border-left-color: var(--gold-p3);
  border-radius: 12px; padding: 18px 20px; margin: 24px 0;
}
.doc .highlight p { margin: 0; }

/* Footer */
.site-footer {
  margin-top: 64px; border-top: 1px solid var(--border);
  padding: 34px 0 46px; color: var(--muted); font-size: 14px;
}
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 26px; align-items: center; justify-content: space-between; }
.site-footer nav a { color: var(--muted); margin-right: 20px; }
.site-footer nav a:hover { color: var(--text); text-decoration: none; }