:root {
  --bg: #080c10;
  --bg-elevated: #0f1419;
  --surface: #151c26;
  --surface-2: #1a2332;
  --text: #f0f4f8;
  --muted: #8b9aab;
  --accent: #22d3ee;
  --accent-2: #3b82f6;
  --teal: #14b8a6;
  --border: #243044;
  --radius: 12px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
body.marketing { background: radial-gradient(ellipse 120% 80% at 50% -20%, rgba(34, 211, 238, 0.12), transparent 55%), var(--bg); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem clamp(1rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--border);
  background: rgba(15, 20, 25, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header nav { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }
.site-header nav a { color: var(--muted); font-size: 0.95rem; }
.site-header nav a.active, .site-header nav a:hover { color: var(--text); text-decoration: none; }
.logo { font-weight: 700; font-size: 1.15rem; color: var(--text); letter-spacing: -0.02em; }
.user { color: var(--muted); font-size: 0.85rem; max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.inline { display: inline; margin: 0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}
.btn:hover { border-color: var(--muted); text-decoration: none; }
.btn.primary { background: linear-gradient(135deg, var(--teal), var(--accent-2)); border: none; color: #041016; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; border: none; color: var(--muted); }
.btn.lg { padding: 0.85rem 1.6rem; font-size: 1rem; }
.btn.sm { padding: 0.4rem 0.9rem; font-size: 0.85rem; }
.btn.block { display: flex; width: 100%; margin-top: 1rem; }

.pill {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(20, 184, 166, 0.15);
  border: 1px solid rgba(20, 184, 166, 0.35);
  color: var(--teal);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero-split {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem clamp(1rem, 4vw, 2.5rem) 4rem;
}
@media (max-width: 960px) {
  .hero-split { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
}
.hero-copy h1 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
}
.gradient-text {
  background: linear-gradient(90deg, var(--accent), var(--teal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead { color: var(--muted); font-size: 1.15rem; max-width: 36em; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.75rem; }
.cta-row.center { justify-content: center; }
.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.hero-bullets li::before { content: "✓ "; color: var(--teal); }

.app-frame {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow), 0 0 0 1px rgba(34, 211, 238, 0.08);
  background: #0a0e14;
}
.app-frame-bar {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  background: #121820;
  border-bottom: 1px solid var(--border);
}
.app-frame-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #334155;
}
.app-frame-bar span:first-child { background: #ef4444; }
.app-frame-bar span:nth-child(2) { background: #eab308; }
.app-frame-bar span:nth-child(3) { background: #22c55e; }
.app-frame img { width: 100%; }
.caption { text-align: center; color: var(--muted); font-size: 0.8rem; margin-top: 0.75rem; }

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem 2.5rem;
  padding: 1.25rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.section { padding: 4rem clamp(1rem, 4vw, 2.5rem); max-width: 1100px; margin: 0 auto; }
.section-head { text-align: center; margin-bottom: 2.5rem; }
.section-head h2 { font-size: 2rem; margin: 0 0 0.5rem; letter-spacing: -0.02em; }

.dual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}
.feature-card .tag { text-transform: uppercase; font-size: 0.7rem; letter-spacing: 0.1em; color: var(--muted); margin: 0 0 0.5rem; }
.feature-card h3 { margin: 0 0 0.75rem; font-size: 1.35rem; }
.feature-card p { margin: 0; color: var(--muted); }
.accent-teal { border-top: 3px solid var(--teal); }
.accent-blue { border-top: 3px solid var(--accent-2); }

.showcase { max-width: none; background: var(--bg-elevated); border-block: 1px solid var(--border); }
.showcase-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem;
  align-items: center;
}
@media (max-width: 900px) { .showcase-inner { grid-template-columns: 1fr; } }
.showcase-image {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.showcase-copy h2 { font-size: 1.75rem; margin-top: 0; }

.grid-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.grid-features article {
  padding: 1.5rem;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
}
.grid-features h3 { margin: 0 0 0.5rem; }

.group-highlight {
  max-width: none;
  background: var(--surface);
  border-block: 1px solid var(--border);
}
.group-highlight-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.5rem;
  align-items: start;
}
@media (max-width: 900px) { .group-highlight-inner { grid-template-columns: 1fr; } }
.hero-bullets.vertical { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
.example-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  border-left: 4px solid var(--teal);
}
.example-card h4 { margin: 0 0 0.75rem; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.08em; color: var(--muted); }
.example-cmd { font-weight: 600; color: var(--accent); margin: 0 0 1rem; }
.example-card ol { margin: 0; padding-left: 1.2rem; color: var(--muted); font-size: 0.95rem; }
.example-card li { margin-bottom: 0.35rem; }

.security-band {
  max-width: none;
  text-align: center;
  background: linear-gradient(180deg, rgba(20, 184, 166, 0.08), transparent);
  border-block: 1px solid var(--border);
}
.security-inner { max-width: 640px; margin: 0 auto; }
.security-band h2 { margin: 0 0 0.75rem; }

.cta-band { text-align: center; padding-bottom: 5rem; }
.cta-band h2 { font-size: 2rem; margin-bottom: 0.5rem; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; margin-top: 1rem; }

.site-footer {
  padding: 3rem clamp(1rem, 4vw, 2.5rem) 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto 2rem;
}
.footer-grid h4 { margin: 0 0 0.75rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.footer-grid a { display: block; color: var(--muted); margin-bottom: 0.35rem; font-size: 0.9rem; }
.footer-grid a:hover { color: var(--text); }
.copyright { text-align: center; color: var(--muted); font-size: 0.8rem; margin: 0; }

.page { padding: 2rem clamp(1rem, 4vw, 2.5rem) 4rem; max-width: 1100px; margin: 0 auto; }
.page.narrow { max-width: 480px; }
.page-hero { text-align: center; padding: 3rem 1.5rem 1rem; max-width: 720px; margin: 0 auto; }
.page-hero h1 { font-size: 2.5rem; margin: 0 0 0.5rem; }

.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.25rem; }
.plan-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.75rem;
  position: relative;
  transition: transform 0.2s, border-color 0.2s;
}
.plan-card:hover { transform: translateY(-4px); border-color: rgba(34, 211, 238, 0.35); }
.plan-card.popular { border-color: var(--teal); box-shadow: 0 0 0 1px rgba(20, 184, 166, 0.3); }
.badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--teal);
  color: #041016;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
}
.price { font-size: 2rem; font-weight: 700; margin: 0.25rem 0; }
.credits { color: var(--teal); font-size: 0.9rem; margin-bottom: 1rem; }
.plan-card ul { padding-left: 1.1rem; color: var(--muted); font-size: 0.9rem; min-height: 8em; }
.pricing-note {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 3rem;
  padding: 1.5rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.pricing-thumb { width: 200px; border-radius: 8px; border: 1px solid var(--border); flex-shrink: 0; }

.auth-page .stack { display: flex; flex-direction: column; gap: 0.75rem; }
.auth-page label { display: flex; flex-direction: column; gap: 0.35rem; }
.auth-page input { padding: 0.6rem; border-radius: 8px; border: 1px solid var(--border); background: var(--bg); color: var(--text); }
.oauth-row { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.divider { text-align: center; color: var(--muted); margin: 1.5rem 0; }
.error { color: #f87171; }
.flash { color: #4ade80; }
.warn { color: #fbbf24; }
.dev-link { word-break: break-all; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.stat { background: var(--surface); padding: 1rem; border-radius: 8px; border: 1px solid var(--border); }
.stat span { display: block; color: var(--muted); font-size: 0.85rem; }
.data { width: 100%; border-collapse: collapse; margin-top: 0.5rem; }
.data th, .data td { text-align: left; padding: 0.5rem; border-bottom: 1px solid var(--border); }
.faq dt { font-weight: 600; margin-top: 1.25rem; }
.faq dd { color: var(--muted); margin-left: 0; }

.dashboard h1 { margin-top: 0; }