:root {
  --navy: #0f2235;
  --navy-2: #13314d;
  --ink: #0f172a;
  --ink-2: #334155;
  --ink-3: #64748b;
  --bg: #fbfaf7;
  --paper: #ffffff;
  --gold: #c9a063;
  --gold-2: #e6c590;
  --teal: #0bb19a;
  --teal-d: #0f766e;
  --red: #dc2626;
  --purple: #7c3aed;
  --blue: #2563eb;
  --line: #e7e2d3;
  --line-2: #e2e8f0;
  --good: #16a34a;
  --warn: #d97706;
  --bad: #b91c1c;
  --code-bg: #0f172a;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ---- Top nav ---- */
header.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15, 34, 53, 0.97);
  backdrop-filter: blur(10px);
  color: #fff;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 28px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
header.topbar .brand {
  font-weight: 800; letter-spacing: 0.05em;
  color: var(--gold-2); font-size: 14px;
}
header.topbar .brand .v { color: #94a3b8; font-family: 'JetBrains Mono', monospace; font-size: 11px; margin-left: 8px; }
header.topbar nav { display: flex; gap: 6px; }
header.topbar nav a {
  color: #cbd5e1; text-decoration: none; font-size: 13px; font-weight: 500;
  padding: 6px 12px; border-radius: 6px;
  transition: background 0.15s, color 0.15s;
}
header.topbar nav a:hover { background: rgba(255,255,255,0.08); color: #fff; }
header.topbar nav a.active { background: var(--gold); color: var(--navy); font-weight: 700; }

main { max-width: 1280px; margin: 0 auto; padding: 36px 28px 80px; }

h1 { font-size: 36px; font-weight: 800; letter-spacing: -0.6px; color: var(--navy); margin-bottom: 8px; line-height: 1.1; }
h1 .accent { color: var(--gold); }
h2 { font-size: 22px; font-weight: 700; color: var(--navy); margin: 28px 0 10px; letter-spacing: -0.2px; }
h3 { font-size: 16px; font-weight: 700; color: var(--navy-2); margin: 18px 0 6px; }
p { color: var(--ink-2); margin-bottom: 12px; }
p.lead { font-size: 18px; color: var(--ink); line-height: 1.5; margin-bottom: 20px; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--purple); }
code { font-family: 'JetBrains Mono', monospace; font-size: 0.86em; background: #f5f1e6; padding: 1px 6px; border-radius: 4px; color: #7c2d12; }

.kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--gold); font-weight: 700; margin-bottom: 8px;
}

/* ---- cards ---- */
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .g2,.g3,.g4 { grid-template-columns: 1fr; } }

.card {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: 12px; padding: 20px;
}
.card.tinted { background: #fffaf2; border-color: #f1e6cd; }
.card.dark { background: var(--navy); color: #e2e8f0; border: none; }
.card.dark h3 { color: var(--gold-2); }
.card.linky { cursor: pointer; transition: transform 0.12s, box-shadow 0.12s, border-color 0.12s; }
.card.linky:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(15,34,53,0.08); border-color: var(--gold); }

.pill {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
  padding: 3px 9px; border-radius: 999px;
  background: #f0e9d6; color: var(--navy); text-transform: uppercase;
}
.pill.good { background: #dcfce7; color: #166534; }
.pill.warn { background: #fef3c7; color: #92400e; }
.pill.bad { background: #fee2e2; color: #991b1b; }
.pill.purple { background: #ede9fe; color: #5b21b6; }
.pill.blue { background: #dbeafe; color: #1e40af; }
.pill.teal { background: #ccfbf1; color: #115e59; }
.pill.dark { background: var(--navy); color: #fff; }

.stack { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  padding: 3px 8px; border-radius: 6px;
  background: #eef2ff; color: #3730a3; font-weight: 600;
}
.tag.gold { background: #fef3c7; color: #92400e; }
.tag.green { background: #dcfce7; color: #166534; }
.tag.red { background: #fee2e2; color: #991b1b; }

/* ---- buttons ---- */
button, .btn {
  font-family: inherit; font-size: 14px; font-weight: 600;
  padding: 8px 16px; border: 1px solid var(--line);
  background: #fff; color: var(--navy);
  border-radius: 8px; cursor: pointer;
  transition: background 0.12s, border-color 0.12s, transform 0.06s;
  display: inline-flex; align-items: center; gap: 6px;
}
button:hover, .btn:hover { background: #fff8eb; border-color: var(--gold); }
button:active { transform: translateY(1px); }
button.primary {
  background: var(--navy); color: #fff; border-color: var(--navy);
}
button.primary:hover { background: var(--navy-2); border-color: var(--navy-2); }
button.accent {
  background: var(--gold); color: var(--navy); border-color: var(--gold); font-weight: 700;
}
button.accent:hover { background: var(--gold-2); border-color: var(--gold-2); }
button.ghost { background: transparent; border-color: transparent; color: var(--ink-2); }
button.ghost:hover { background: rgba(0,0,0,0.04); color: var(--navy); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---- code panels ---- */
pre {
  background: var(--code-bg); color: #e2e8f0;
  padding: 14px 18px; border-radius: 10px;
  font-family: 'JetBrains Mono', monospace; font-size: 13px;
  overflow: auto; line-height: 1.55;
}
pre .k { color: #fbbf24; }
pre .s { color: #86efac; }
pre .c { color: #64748b; font-style: italic; }

/* ---- result table ---- */
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; max-height: 380px; }
table.results {
  width: 100%; border-collapse: collapse; font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
}
table.results th, table.results td {
  text-align: left; padding: 6px 12px; border-bottom: 1px solid var(--line-2);
  white-space: nowrap;
}
table.results th {
  background: #fdf9ed; color: var(--navy); font-weight: 700; font-size: 11px;
  letter-spacing: 0.04em; text-transform: uppercase; position: sticky; top: 0;
}
table.results td.diff { background: #fef2f2; color: #991b1b; }

/* ---- stat row ---- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 12px 0; }
.stat {
  background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--gold);
  padding: 12px 14px; border-radius: 0 8px 8px 0;
}
.stat .v {
  font-family: 'JetBrains Mono', monospace; font-size: 22px; font-weight: 800;
  color: var(--navy); letter-spacing: -0.5px;
}
.stat .l {
  font-size: 11px; color: var(--ink-3); text-transform: uppercase;
  letter-spacing: 0.04em; font-weight: 600; margin-top: 2px;
}
.stat.teal { border-left-color: var(--teal); }
.stat.red { border-left-color: var(--red); }
.stat.purple { border-left-color: var(--purple); }
.stat.blue { border-left-color: var(--blue); }

/* ---- hero ---- */
.hero {
  background:
    radial-gradient(800px 360px at 90% -10%, rgba(11,177,154,0.25), transparent 60%),
    radial-gradient(900px 460px at -10% 0%, rgba(37,99,235,0.22), transparent 55%),
    linear-gradient(155deg, #0f2235 0%, #13314d 60%, #1e3a5f 100%);
  color: #fff;
  padding: 64px 28px 56px;
  text-align: center;
}
.hero .kicker { color: var(--gold-2); }
.hero h1 {
  font-size: 48px; color: #fff; max-width: 1080px; margin: 0 auto 14px;
  font-weight: 800; letter-spacing: -1px; line-height: 1.08;
}
.hero h1 span { color: var(--gold-2); }
.hero p {
  color: #cbd5e1; font-size: 18px; max-width: 820px; margin: 0 auto 26px;
}
.hero .ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .btn { background: rgba(255,255,255,0.08); color: #fff; border-color: rgba(255,255,255,0.18); }
.hero .btn:hover { background: rgba(255,255,255,0.15); border-color: var(--gold-2); }
.hero .btn.accent { background: var(--gold); color: var(--navy); border-color: var(--gold); }

/* ---- SQL editor layout ---- */
.layout-2col { display: grid; grid-template-columns: 1.05fr 1fr; gap: 18px; align-items: stretch; }
@media (max-width: 1100px) { .layout-2col { grid-template-columns: 1fr; } }

.panel {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: 12px; overflow: hidden;
  display: flex; flex-direction: column;
}
.panel .panel-head {
  padding: 12px 16px;
  background: #fdf9ed; border-bottom: 1px solid var(--line);
  font-size: 13px; font-weight: 700; color: var(--navy);
  letter-spacing: 0.04em; text-transform: uppercase;
  display: flex; align-items: center; justify-content: space-between;
}
.panel .panel-head .controls { display: flex; gap: 6px; }
.panel .panel-body { padding: 16px; flex: 1; overflow: auto; }
.panel .panel-body.nopad { padding: 0; }

/* sample buttons */
.samples { display: flex; flex-wrap: wrap; gap: 6px; }
.samples button {
  font-size: 12px; padding: 5px 11px; border-radius: 999px;
  background: #f8f5ec; color: var(--navy); border-color: var(--line);
}
.samples button:hover { background: var(--gold-2); border-color: var(--gold); }

/* monaco wrapper */
#editor { height: 280px; border-top: 1px solid var(--line-2); }

/* stats / status pills */
.status { display: flex; gap: 8px; align-items: center; }
.status .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--teal);
  box-shadow: 0 0 0 4px rgba(11,177,154,0.18);
}
.status .dot.warn { background: var(--warn); box-shadow: 0 0 0 4px rgba(217,119,6,0.18); }
.status .dot.bad { background: var(--red); box-shadow: 0 0 0 4px rgba(220,38,38,0.18); }

/* plan tree */
.plan ul { list-style: none; padding-left: 20px; border-left: 1px dashed var(--line-2); margin-left: 6px; }
.plan li { margin: 4px 0; position: relative; }
.plan li::before {
  content: ""; position: absolute; left: -14px; top: 11px;
  width: 10px; height: 1px; background: var(--line-2);
}
.plan .op {
  display: inline-block; font-family: 'JetBrains Mono', monospace;
  font-size: 12px; font-weight: 700; color: var(--navy);
  background: #fdf9ed; padding: 3px 9px; border-radius: 4px;
  border: 1px solid var(--line);
}
.plan .detail {
  display: block; font-size: 11px; color: var(--ink-3); margin-top: 2px; margin-left: 6px;
  font-family: 'JetBrains Mono', monospace; white-space: pre-wrap;
}

/* ---- diff display ---- */
.diff-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 1100px) { .diff-grid { grid-template-columns: 1fr; } }
.diff-banner {
  padding: 14px 18px; border-radius: 10px; margin-bottom: 14px;
  font-weight: 600;
}
.diff-banner.match { background: #ecfdf5; color: #14532d; border: 1px solid #86efac; }
.diff-banner.fail { background: #fef2f2; color: #7f1d1d; border: 1px solid #fca5a5; }

/* ---- pipeline stages ---- */
.pipeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin: 18px 0; }
@media (max-width: 1000px) { .pipeline { grid-template-columns: repeat(2, 1fr); } }
.stage {
  background: #fff; border: 2px solid var(--line); border-radius: 10px;
  padding: 12px; transition: border-color 0.2s, background 0.2s;
  cursor: pointer;
}
.stage.running { border-color: var(--gold); background: #fff8eb; }
.stage.done { border-color: var(--teal); }
.stage.fail { border-color: var(--red); background: #fef2f2; }
.stage.idle { opacity: 0.55; }
.stage .num {
  display: inline-flex; width: 22px; height: 22px; border-radius: 50%;
  background: var(--ink-3); color: #fff; font-weight: 700;
  align-items: center; justify-content: center; font-size: 12px; margin-right: 8px;
}
.stage.running .num { background: var(--gold); color: var(--navy); animation: pulse 1.2s infinite; }
.stage.done .num { background: var(--teal); }
.stage h4 { display: inline-block; font-size: 13px; font-weight: 800; color: var(--navy); letter-spacing: 0.04em; }
.stage p { font-size: 11.5px; color: var(--ink-3); margin: 6px 0 0; }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.12); } }

.stage-detail {
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px;
  margin-top: 14px;
}
.artifact-row {
  display: grid; grid-template-columns: 40px 1fr auto; gap: 10px;
  padding: 8px 10px; border-bottom: 1px solid var(--line-2); align-items: center;
}
.artifact-row:last-child { border-bottom: none; }
.artifact-icon {
  width: 32px; height: 32px; border-radius: 6px; background: #f0e9d6;
  color: var(--navy); display: flex; align-items: center; justify-content: center;
  font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 800;
}
.artifact-icon.code { background: #dbeafe; color: #1e3a8a; }
.artifact-icon.spec { background: #fef3c7; color: #92400e; }
.artifact-icon.test { background: #ede9fe; color: #5b21b6; }
.artifact-icon.report { background: #ccfbf1; color: #115e59; }
.artifact-icon.log { background: #f1f5f9; color: #475569; }
.artifact-icon.release { background: #dcfce7; color: #14532d; }
.artifact-name { font-family: 'JetBrains Mono', monospace; font-size: 13px; font-weight: 600; color: var(--navy); }
.artifact-desc { font-size: 11px; color: var(--ink-3); }
.artifact-size { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--ink-3); }

/* logs */
.log-pane {
  background: #0f172a; color: #cbd5e1; border-radius: 8px;
  padding: 12px 16px; font-family: 'JetBrains Mono', monospace;
  font-size: 12px; line-height: 1.55; max-height: 220px; overflow: auto;
}
.log-pane .ok { color: #86efac; }
.log-pane .warn { color: #fbbf24; }

/* bench chart container */
.bench-wrap { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 24px; }

/* footer */
footer.bottom {
  background: var(--navy); color: #94a3b8; padding: 32px 28px; margin-top: 60px;
  text-align: center; font-size: 13px; font-family: 'JetBrains Mono', monospace;
}
footer.bottom b { color: var(--gold-2); }

/* misc */
.spacer { height: 14px; }
.right { text-align: right; }
.muted { color: var(--ink-3); }
.divider { height: 1px; background: var(--line); margin: 18px 0; }