/* keithchiu.net — shared styles */
:root {
  --ink: #16181d;
  --ink-2: #4a4f5a;
  --ink-3: #7a808c;
  --line: #e4e6ea;
  --bg: #ffffff;
  --bg-2: #f6f7f9;
  --accent: #1f5eff;
  --accent-ink: #ffffff;
  --radius: 10px;
  --max: 760px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "PingFang HK", "Noto Sans HK", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eceef2;
    --ink-2: #b4b9c3;
    --ink-3: #868c98;
    --line: #2a2e36;
    --bg: #111317;
    --bg-2: #181b21;
    --accent: #7aa2ff;
    --accent-ink: #0b0d10;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-head { padding: 56px 0 28px; border-bottom: 1px solid var(--line); }
.site-head h1 {
  margin: 0;
  font-size: clamp(28px, 6vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
}
.site-head .zh { font-weight: 500; color: var(--ink-3); margin-left: 6px; font-size: 0.7em; }
.site-head .role { margin: 6px 0 0; font-size: 18px; color: var(--ink-2); }
.site-head .meta { margin: 4px 0 0; font-size: 14px; color: var(--ink-3); }

.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px; font-weight: 500;
  color: var(--ink); background: var(--bg);
  cursor: pointer; font-family: inherit;
}
.btn:hover { background: var(--bg-2); text-decoration: none; }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.primary:hover { filter: brightness(1.05); background: var(--accent); }

/* Sections */
section { padding: 32px 0 8px; }
section > h2 {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 600;
}
p { margin: 0 0 12px; }

.scope { display: grid; gap: 12px; margin: 0; }
.scope div {
  padding: 14px 16px;
  background: var(--bg-2);
  border-radius: var(--radius);
}
.scope dt { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.scope dd { margin: 0; color: var(--ink-2); font-size: 15px; }
@media (min-width: 640px) { .scope { grid-template-columns: 1fr 1fr; } .scope .wide { grid-column: 1 / -1; } }

/* Experience */
.job { padding: 18px 0; border-top: 1px solid var(--line); }
.job:first-of-type { border-top: 0; padding-top: 0; }
.job-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 16px; align-items: baseline; }
.job h3 { margin: 0; font-size: 17px; line-height: 1.35; }
.job .when { font-size: 13px; color: var(--ink-3); white-space: nowrap; font-variant-numeric: tabular-nums; }
.job .org { margin: 2px 0 8px; font-size: 14px; color: var(--ink-2); font-style: italic; }
.job ul { margin: 0; padding-left: 18px; }
.job li { margin: 0 0 6px; color: var(--ink-2); }
.job li::marker { color: var(--ink-3); }

.earlier { font-size: 14px; color: var(--ink-2); }

/* Education / skills */
.rows { list-style: none; margin: 0; padding: 0; }
.rows li { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); font-size: 15px; }
.rows li:first-child { border-top: 0; }
.rows .k { color: var(--ink-3); font-size: 14px; font-variant-numeric: tabular-nums; }
@media (max-width: 520px) { .rows li { grid-template-columns: 1fr; gap: 0; } }

.note { font-size: 14px; color: var(--ink-3); }

/* Footer */
.site-foot {
  margin-top: 40px; padding: 24px 0 48px;
  border-top: 1px solid var(--line);
  font-size: 13px; color: var(--ink-3);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px;
}
.site-foot a { color: var(--ink-3); }

/* Lab */
.cards { display: grid; gap: 14px; }
@media (min-width: 640px) { .cards { grid-template-columns: 1fr 1fr; } }
.card {
  display: block; padding: 18px; border: 1px solid var(--line);
  border-radius: var(--radius); color: var(--ink);
}
a.card:hover { background: var(--bg-2); text-decoration: none; }
.card h3 { margin: 0 0 4px; font-size: 16px; }
.card p { margin: 0; font-size: 14px; color: var(--ink-2); }
.tag { display: inline-block; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 6px; }
.card.empty { border-style: dashed; color: var(--ink-3); }

/* Print: A4 CV */
@media print {
  @page { size: A4; margin: 11mm 13mm 11mm 13mm; }
  :root { --ink: #000; --ink-2: #222; --ink-3: #555; --line: #ccc; --bg: #fff; --bg-2: #fff; --accent: #000; }
  body { font-size: 9pt; line-height: 1.3; }
  p { margin-bottom: 6px; }
  .wrap { max-width: none; padding: 0; }
  .site-head { padding: 0 0 10px; }
  .site-head h1 { font-size: 20pt; }
  .site-head .role { font-size: 12pt; }
  .actions, .site-foot, .no-print { display: none !important; }
  .print-only { display: block !important; }
  section { padding: 12px 0 0; }
  section > h2 { margin-bottom: 6px; font-size: 8.5pt; color: #000; break-after: avoid; page-break-after: avoid; }
  .scope { grid-template-columns: 1fr 1fr; gap: 4px 16px; }
  .scope .wide { grid-column: auto; }
  .scope .wide:first-child { grid-column: 1 / -1; }
  .scope div { padding: 0; }
  .scope dt { font-size: 9.5pt; margin: 0; }
  .scope dd { font-size: 9pt; }
  .job { padding: 6px 0; }
  .job-head, .job .org { break-after: avoid; page-break-after: avoid; }
  .job li { break-inside: avoid; }
  .job h3 { font-size: 10.5pt; }
  .job .org { margin: 0 0 4px; }
  .job li { margin-bottom: 1px; }
  .rows li { padding: 3px 0; font-size: 9.5pt; border: 0; grid-template-columns: 90px 1fr; }
  .earlier, .rows .k, .note { font-size: 9pt; }
  a { color: #000; }
}
.print-only { display: none; }

/* ---------- Top nav ---------- */
.topnav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(8px);
  -webkit-backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
}
.topnav .wrap { display: flex; align-items: center; justify-content: space-between; height: 52px; }
.topnav .brand { font-weight: 700; color: var(--ink); letter-spacing: -0.01em; }
.topnav .brand:hover { text-decoration: none; }
.topnav nav { display: flex; gap: 4px; }
.topnav nav a {
  padding: 6px 12px; border-radius: 999px; font-size: 14px; font-weight: 500; color: var(--ink-2);
}
.topnav nav a:hover { background: var(--bg-2); text-decoration: none; }
.topnav nav a.on { color: var(--ink); background: var(--bg-2); }
.topnav nav a.lab-link { color: var(--accent); }
.site-head.with-nav { padding-top: 36px; }

/* ---------- Featured Lab on CV ---------- */
.lab-feature {
  margin-top: 24px; padding: 22px;
  border-radius: 16px;
  background:
    radial-gradient(120% 140% at 100% 0%, color-mix(in srgb, var(--accent) 18%, transparent) 0%, transparent 55%),
    var(--bg-2);
  border: 1px solid var(--line);
}
.lab-feature > h2 { margin-bottom: 4px; }
.lab-feature .lede { color: var(--ink-2); margin: 0 0 16px; font-size: 15px; }
.lab-feature .cards { gap: 12px; }
.lab-feature .card { background: var(--bg); }
.card .go { display: inline-block; margin-top: 10px; font-size: 13px; font-weight: 600; color: var(--accent); }
.lab-feature .all { display: inline-block; margin-top: 14px; font-size: 14px; font-weight: 600; }
.card .icon {
  width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent);
  font-weight: 700; font-size: 15px; margin-bottom: 10px;
}

/* ---------- Tool pages ---------- */
.tool-grid { display: grid; gap: 14px; }
@media (min-width: 640px) { .tool-grid.two { grid-template-columns: 1fr 1fr; } }
.panel { border: 1px solid var(--line); border-radius: 14px; padding: 18px; background: var(--bg); }
.panel h3 { margin: 0 0 12px; font-size: 15px; }
.field { display: grid; gap: 4px; margin-bottom: 12px; }
.field label { font-size: 13px; color: var(--ink-2); font-weight: 500; }
.field input, .field select {
  font: inherit; font-size: 16px; padding: 9px 11px; border-radius: 9px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink); width: 100%;
  font-variant-numeric: tabular-nums;
}
.field input:focus, .field select:focus { outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent); border-color: var(--accent); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hint { font-size: 12px; color: var(--ink-3); }

.tiles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 6px 0 4px; }
@media (min-width: 640px) { .tiles { grid-template-columns: repeat(4, 1fr); } }
.tile { padding: 12px 14px; border-radius: 12px; background: var(--bg-2); }
.tile .k { font-size: 12px; color: var(--ink-3); }
.tile .v { font-size: 22px; font-weight: 700; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.tile .s { font-size: 12px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

.verdict { margin: 14px 0 0; padding: 14px 16px; border-radius: 12px; font-size: 15px; border: 1px solid var(--line); }
.verdict b { display: block; margin-bottom: 2px; }
.verdict.good { background: color-mix(in srgb, #12a150 12%, var(--bg)); border-color: color-mix(in srgb, #12a150 40%, transparent); }
.verdict.warn { background: color-mix(in srgb, #d18a00 12%, var(--bg)); border-color: color-mix(in srgb, #d18a00 40%, transparent); }
.verdict.bad  { background: color-mix(in srgb, #d12b2b 10%, var(--bg)); border-color: color-mix(in srgb, #d12b2b 40%, transparent); }

.tbl { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.tbl th, .tbl td { text-align: right; padding: 8px 6px; border-bottom: 1px solid var(--line); }
.tbl th:first-child, .tbl td:first-child { text-align: left; }
.tbl th { font-size: 12px; color: var(--ink-3); font-weight: 600; }
.tbl tr.top td { font-weight: 700; }
.tbl tr.top td:first-child::after { content: " ★ biggest lever"; color: var(--accent); font-size: 12px; font-weight: 600; }
.scroll-x { overflow-x: auto; }

.bar { height: 10px; border-radius: 6px; background: var(--accent); min-width: 2px; }
.bar-row { display: grid; grid-template-columns: 130px 1fr 80px; gap: 10px; align-items: center; font-size: 13px; padding: 4px 0; }
.bar-row .n { text-align: right; font-variant-numeric: tabular-nums; color: var(--ink-2); }
@media (max-width: 520px) { .bar-row { grid-template-columns: 96px 1fr 64px; } }

.method { font-size: 14px; color: var(--ink-2); }
.method summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.built { font-size: 13px; color: var(--ink-3); }
@media print { .topnav, .lab-feature { display: none !important; } }
.tbl { min-width: 620px; }
.tbl td, .tbl th { white-space: nowrap; }
.tbl td:first-child { white-space: normal; min-width: 150px; }

/* ---------- Consent banner ---------- */
#kc-consent {
  position: fixed; z-index: 50; left: 16px; right: 16px; bottom: 16px;
  max-width: 560px; margin: 0 auto; padding: 16px 18px;
  background: var(--bg); color: var(--ink);
  border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 8px 30px rgba(0,0,0,.12);
  font-size: 14px;
}
#kc-consent p { margin: 0 0 12px; color: var(--ink-2); }
#kc-consent .kc-btns { display: flex; gap: 10px; justify-content: flex-end; }
#kc-consent button {
  flex: 0 1 140px; font: inherit; font-weight: 600; font-size: 14px;
  padding: 9px 14px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--ink); background: var(--bg); color: var(--ink);
}
#kc-consent button:hover { background: var(--bg-2); }
@media print { #kc-consent { display: none !important; } }

/* Lab section intro line */
section > .meta { margin: -4px 0 12px; font-size: 13px; color: var(--ink-3); }
@media (min-width: 640px) { .cards .card.feature { grid-column: 1 / -1; } }