:root {
  --bg: #0b0d12;
  --surface: #11141b;
  --surface-2: #161a24;
  --border: #232836;
  --text: #e7e9ee;
  --muted: #8a93a6;
  --accent: #6b8cff;
  --accent-2: #a78bfa;
  --success: #34d399;
  --danger: #f87171;
  --radius: 12px;
  --radius-lg: 18px;
  --maxw: 1100px;
  --font: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(11,13,18,.85);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  font-weight: 800; letter-spacing: .5px; color: var(--text);
  font-size: 20px;
}
.logo span {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.nav nav { display: flex; gap: 22px; }
.nav nav a { color: var(--muted); font-size: 14px; }
.nav nav a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero { padding: 96px 0 72px; }
.eyebrow {
  display: inline-block;
  font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); padding: 6px 12px;
  border: 1px solid var(--border); border-radius: 999px;
  background: var(--surface);
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.05;
  margin: 0 0 24px;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #fff, #aab1c1);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead {
  font-size: 18px; color: var(--muted); max-width: 640px; margin: 0 0 32px;
}
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 10px;
  font-weight: 600; font-size: 15px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .08s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0d12;
}
.btn-ghost {
  background: var(--surface); color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: #384055; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }

/* Features */
.features { padding: 40px 0 60px; }
.grid-3 {
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color .15s;
}
.card:hover { border-color: #334057; }
.card.muted { opacity: .7; }
.card h3 { margin: 10px 0 8px; font-size: 20px; }
.card p { color: var(--muted); margin: 0 0 16px; }
.card code {
  background: var(--surface-2); padding: 2px 6px;
  border-radius: 6px; font-family: var(--mono); font-size: 13px;
}
.card-badge {
  display: inline-block; font-size: 11px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--success);
  padding: 4px 10px; border-radius: 999px;
  background: rgba(52,211,153,.08); border: 1px solid rgba(52,211,153,.25);
}
.card.muted .card-badge { color: var(--muted); background: var(--surface-2); border-color: var(--border); }
.card-link { font-size: 14px; font-weight: 600; }

/* Why */
.why { padding: 60px 0; border-top: 1px solid var(--border); }
.why h2 { font-size: 32px; margin: 0 0 32px; letter-spacing: -0.01em; }
.grid-2 {
  display: grid; gap: 28px 48px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.why h4 { margin: 0 0 6px; font-size: 17px; }
.why p { margin: 0; color: var(--muted); }
.why code { font-family: var(--mono); font-size: 13px; background: var(--surface-2); padding: 2px 6px; border-radius: 6px; }

/* CTA */
.cta { padding: 60px 0 100px; }
.cta-box {
  text-align: center;
  padding: 56px 32px;
  border-radius: var(--radius-lg);
  background: radial-gradient(1200px 400px at 50% -20%, rgba(107,140,255,.18), transparent 60%), var(--surface);
  border: 1px solid var(--border);
}
.cta-box h2 { margin: 0 0 10px; font-size: 28px; }
.cta-box p { color: var(--muted); margin: 0 0 22px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 24px 0; color: var(--muted); font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; }
.footer-inner a { color: var(--muted); }

/* Page header (subpages) */
.page-head { padding: 48px 0 24px; border-bottom: 1px solid var(--border); }
.page-head h1 { margin: 0 0 10px; font-size: 36px; letter-spacing: -0.02em; }
.page-head p { margin: 0; color: var(--muted); }

/* Demo */
.demo-wrap { padding: 40px 0 80px; }
.panel {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
}
.panel + .panel { margin-top: 20px; }
.field { margin-bottom: 16px; }
.field label {
  display: block; font-size: 13px; color: var(--muted);
  margin-bottom: 6px; font-weight: 600;
}
.input, .select {
  width: 100%; padding: 10px 12px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font: inherit;
}
.input:focus, .select:focus { outline: none; border-color: var(--accent); }

.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; }

.dropzone {
  display: block; width: 100%; box-sizing: border-box;
  border: 2px dashed var(--border); border-radius: var(--radius-lg);
  padding: 36px; margin-top: 14px; text-align: center; color: var(--muted);
  background: var(--surface-2); cursor: pointer;
  transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone.drag { border-color: var(--accent); background: rgba(107,140,255,.06); color: var(--text); }
.dropzone input { display: none; }
.dropzone strong { color: var(--text); }

.compare {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 20px;
}
@media (max-width: 720px) { .compare { grid-template-columns: 1fr; } }
.compare figure {
  margin: 0; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.compare figcaption {
  padding: 10px 14px; font-size: 13px; color: var(--muted);
  border-bottom: 1px solid var(--border); display: flex; justify-content: space-between;
}
.compare img {
  width: 100%; height: auto; display: block;
  background:
    linear-gradient(45deg, #1a1f2b 25%, transparent 25%) 0 0/16px 16px,
    linear-gradient(-45deg, #1a1f2b 25%, transparent 25%) 0 8px/16px 16px,
    linear-gradient(45deg, transparent 75%, #1a1f2b 75%) 8px -8px/16px 16px,
    linear-gradient(-45deg, transparent 75%, #1a1f2b 75%) 8px 0/16px 16px;
}

.status {
  margin-top: 16px; padding: 12px 14px; border-radius: 10px;
  background: var(--surface-2); border: 1px solid var(--border);
  font-size: 14px; color: var(--muted);
}
.status.err { color: var(--danger); border-color: rgba(248,113,113,.4); background: rgba(248,113,113,.08); }
.status.ok { color: var(--success); border-color: rgba(52,211,153,.35); background: rgba(52,211,153,.08); }

.meta { display: flex; gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.meta b { color: var(--text); font-weight: 600; }

/* Docs */
.docs { padding: 40px 0 100px; display: grid; grid-template-columns: 220px 1fr; gap: 40px; }
@media (max-width: 900px) { .docs { grid-template-columns: 1fr; } .docs aside { position: static; } }
.docs aside {
  position: sticky; top: 88px; align-self: start;
  font-size: 14px;
}
.docs aside h4 {
  font-size: 12px; color: var(--muted); text-transform: uppercase;
  letter-spacing: .1em; margin: 0 0 10px;
}
.docs aside a {
  display: block; color: var(--muted); padding: 6px 0;
  border-left: 2px solid transparent; padding-left: 10px;
}
.docs aside a:hover { color: var(--text); text-decoration: none; }

.markdown { font-size: 16px; line-height: 1.7; }
.markdown h1 { font-size: 32px; letter-spacing: -0.01em; margin: 0 0 12px; }
.markdown h2 { font-size: 24px; margin: 48px 0 14px; padding-top: 14px; border-top: 1px solid var(--border); }
.markdown h3 { font-size: 19px; margin: 28px 0 10px; }
.markdown p { margin: 12px 0; color: #c9ced9; }
.markdown code {
  background: var(--surface-2); padding: 2px 6px; border-radius: 6px;
  font-family: var(--mono); font-size: .9em;
}
.markdown pre {
  background: #0a0c12; border: 1px solid var(--border);
  border-radius: 10px; padding: 16px; overflow: auto;
  font-family: var(--mono); font-size: 13px; line-height: 1.55;
}
.markdown pre code { background: transparent; padding: 0; }
.markdown table {
  width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 14px;
}
.markdown th, .markdown td {
  padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left;
}
.markdown th { color: var(--muted); font-weight: 600; background: var(--surface); }
.markdown ul, .markdown ol { padding-left: 20px; color: #c9ced9; }
.markdown hr { border: none; border-top: 1px solid var(--border); margin: 32px 0; }
.markdown a { color: var(--accent); }
.markdown blockquote {
  margin: 14px 0; padding: 8px 14px; color: var(--muted);
  border-left: 3px solid var(--accent);
  background: var(--surface);
}

/* Cull (photo culling) */
.cull-group { margin: 22px 0; }
.cull-group h3 { margin: 0 0 12px; font-size: 16px; }
.cull-group h3 .muted { color: var(--muted); font-weight: 400; font-size: 13px; }
.cull-grid {
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.cull-card {
  margin: 0; background: var(--surface-2);
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden;
}
.cull-card.best {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(107,140,255,.25);
}
.cull-card img {
  display: block; width: 100%; height: 140px; object-fit: cover;
  background: #0a0c12;
}
.cull-card figcaption {
  padding: 8px 10px; font-size: 12px; color: var(--muted);
}
.cull-filename {
  color: var(--text); font-size: 13px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cull-scores { margin-top: 4px; }
.cull-scores b { color: var(--text); }
.cull-reasons {
  margin-top: 4px; color: #ffb06c; font-weight: 500;
}
.pill-best {
  display: inline-block; margin-left: 6px; padding: 1px 8px;
  background: var(--accent); color: #fff; border-radius: 10px;
  font-size: 11px; font-weight: 600; letter-spacing: .3px;
  vertical-align: middle;
}