:root {
  --bg: #f6f7f9; --panel: #ffffff; --ink: #14181f; --ink-2: #4a5361; --ink-3: #7b8494; --line: #e3e6ec; --line-2: #eef0f4;
  --accent: #1f4fd6; --accent-ink: #ffffff; --accent-soft: #e8eefc;
  --pass: #127a4a; --pass-soft: #e3f4ec; --fail: #b4232c; --fail-soft: #fbe9ea; --unk: #8a5a00; --unk-soft: #fdf3dc; --hyp: #6b3fb5; --hyp-soft: #f1eafc;
  --radius: 8px; --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif; --mono: ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1216; --panel: #171b21; --ink: #e7eaf0; --ink-2: #b3bac6; --ink-3: #848c99; --line: #2a3039; --line-2: #20252d;
    --accent: #6d93ff; --accent-ink: #0b1020; --accent-soft: #1d2740; --pass: #4cc38a; --pass-soft: #15291f; --fail: #f07178; --fail-soft: #2e1719;
    --unk: #e6b450; --unk-soft: #2d2513; --hyp: #b694f5; --hyp-soft: #241b35; --shadow: none;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1216; --panel: #171b21; --ink: #e7eaf0; --ink-2: #b3bac6; --ink-3: #848c99; --line: #2a3039; --line-2: #20252d;
  --accent: #6d93ff; --accent-ink: #0b1020; --accent-soft: #1d2740; --pass: #4cc38a; --pass-soft: #15291f; --fail: #f07178; --fail-soft: #2e1719;
  --unk: #e6b450; --unk-soft: #2d2513; --hyp: #b694f5; --hyp-soft: #241b35; --shadow: none;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.45 var(--font); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea { font: inherit; color: inherit; }
.app { display: grid; grid-template-columns: 216px 1fr; min-height: 100vh; }
nav.side { background: var(--panel); border-right: 1px solid var(--line); padding: 18px 12px; position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 2px; }
.brand { display: flex; align-items: center; gap: 10px; padding: 2px 8px 18px; font-weight: 650; font-size: 16px; letter-spacing: -.01em; }
.brand svg { width: 26px; height: 26px; }
.brand small { display: block; font-weight: 400; color: var(--ink-3); font-size: 12px; letter-spacing: 0; }
nav.side a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 6px; color: var(--ink-2); font-weight: 500; }
nav.side a:hover { background: var(--line-2); text-decoration: none; }
nav.side a.on { background: var(--accent-soft); color: var(--accent); }
nav.side .foot { margin-top: auto; padding: 10px; color: var(--ink-3); font-size: 12px; border-top: 1px solid var(--line); }
main { padding: 22px 28px 60px; min-width: 0; }
h1 { font-size: 22px; margin: 0 0 4px; letter-spacing: -.015em; }
h2 { font-size: 16px; margin: 22px 0 10px; }
h3 { font-size: 14px; margin: 14px 0 8px; }
.sub { color: var(--ink-3); margin: 0 0 18px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; }
.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.btn { border: 1px solid var(--line); background: var(--panel); border-radius: 6px; padding: 7px 12px; cursor: pointer; font-weight: 500; }
.btn:hover { border-color: var(--ink-3); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.small { padding: 4px 9px; font-size: 12.5px; }
.btn.danger { color: var(--fail); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
input[type=text], input[type=number], input[type=date], input[type=email], input[type=search], select, textarea { border: 1px solid var(--line); background: var(--panel); border-radius: 6px; padding: 7px 10px; min-width: 0; }
textarea { width: 100%; font-family: var(--mono); font-size: 12.5px; }
input:focus, select:focus, textarea:focus, .btn:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
label.f { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; color: var(--ink-2); font-weight: 500; }
.kpi { padding: 14px 16px; }
.kpi .n { font-size: 24px; font-weight: 650; letter-spacing: -.02em; }
.kpi .l { color: var(--ink-3); font-size: 12.5px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line-2); vertical-align: top; }
th { font-size: 12px; color: var(--ink-3); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; position: sticky; top: 0; background: var(--panel); z-index: 1; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--line-2); }
tbody tr.sel { background: var(--accent-soft); }
.num { font-variant-numeric: tabular-nums; text-align: right; }
.pill { display: inline-flex; align-items: center; gap: 4px; font-size: 11.5px; font-weight: 600; padding: 1px 7px; border-radius: 3px; border: 1px solid transparent; white-space: nowrap; }
.pill.pass { background: var(--pass-soft); color: var(--pass); }
.pill.fail { background: var(--fail-soft); color: var(--fail); }
.pill.unknown { background: var(--unk-soft); color: var(--unk); }
.pill.hyp { background: var(--hyp-soft); color: var(--hyp); }
.pill.neutral { background: var(--line-2); color: var(--ink-2); }
.pill.accent { background: var(--accent-soft); color: var(--accent); }
.pill.demo { background: var(--line-2); color: var(--ink-3); border-color: var(--line); }
.mark::before { font-weight: 700; margin-right: 1px; }
.pill.pass.mark::before { content: "✓"; } .pill.fail.mark::before { content: "✕"; } .pill.unknown.mark::before { content: "?"; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin: 14px 0; flex-wrap: wrap; }
.tabs button { background: none; border: none; padding: 8px 12px; cursor: pointer; color: var(--ink-3); font-weight: 550; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs button.on { color: var(--ink); border-bottom-color: var(--accent); }
.tabs button .c { color: var(--ink-3); font-weight: 500; margin-left: 4px; }
.explore { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 14px; align-items: start; }
.tablewrap { overflow: auto; max-height: calc(100vh - 290px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.side-panel { position: sticky; top: 16px; max-height: calc(100vh - 32px); overflow: auto; }
.bar { height: 6px; border-radius: 3px; background: var(--line-2); overflow: hidden; width: 64px; display: inline-block; vertical-align: middle; }
.bar > i { display: block; height: 100%; background: var(--accent); }
.score { display: inline-flex; align-items: center; gap: 6px; font-variant-numeric: tabular-nums; }
.ev { font-size: 12.5px; color: var(--ink-2); }
ul.clean { list-style: none; padding: 0; margin: 0; }
ul.clean li { padding: 6px 0; border-bottom: 1px solid var(--line-2); }
ul.clean li:last-child { border-bottom: none; }
.muted { color: var(--ink-3); }
.small { font-size: 12.5px; }
.mono { font-family: var(--mono); font-size: 12px; }
.callout { border-left: 3px solid var(--accent); background: var(--accent-soft); padding: 10px 12px; border-radius: 4px; margin: 10px 0; }
.callout.warn { border-color: var(--unk); background: var(--unk-soft); }
.callout.bad { border-color: var(--fail); background: var(--fail-soft); }
.modal-back { position: fixed; inset: 0; background: rgba(10, 14, 20, .45); display: flex; align-items: flex-start; justify-content: center; padding: 6vh 16px; z-index: 50; overflow: auto; }
.modal { background: var(--panel); border-radius: 10px; border: 1px solid var(--line); width: min(760px, 100%); padding: 20px; box-shadow: 0 20px 40px rgba(0,0,0,.25); }
.modal h2 { margin-top: 0; }
pre.brief { white-space: pre-wrap; font: 13px/1.55 var(--font); background: var(--line-2); padding: 14px; border-radius: 6px; max-height: 50vh; overflow: auto; }
.toast { position: fixed; bottom: 20px; right: 20px; background: var(--ink); color: var(--bg); padding: 10px 14px; border-radius: 6px; z-index: 60; max-width: 420px; }
.timeline li { display: grid; grid-template-columns: 96px 1fr; gap: 10px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.qbox { display: flex; gap: 8px; }
.qbox input { flex: 1; }
.empty { padding: 30px; text-align: center; color: var(--ink-3); }
@media (max-width: 1100px) { .explore { grid-template-columns: 1fr; } .side-panel { position: static; max-height: none; } .g4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  nav.side { position: static; height: auto; flex-direction: row; overflow-x: auto; padding: 8px 16px; gap: 4px; }
  nav.side .brand, nav.side .foot { display: none; }
  main { padding: 16px; }
  .g2, .g3, .g4 { grid-template-columns: 1fr; }
  .tablewrap { max-height: none; }
}