/* ============================================================
   GARAGE — design system
   Dark-mode native. Near-black canvas, depth via surface
   luminance stepping (never shadows), whisper-thin borders.
   Type: Inter 400/510/590. Mono: JetBrains Mono.
   ============================================================ */

:root {
  /* surfaces — deeper = darker, elevation = lighter */
  --bg:        #08090a;
  --panel:     #0f1011;
  --raised:    #191a1b;
  --hover:     #23252a;

  /* text */
  --ink:       #f7f8f8;
  --ink-2:     #d0d6e0;
  --ink-3:     #8a8f98;
  --ink-4:     #62666d;

  /* accent — interactive only, never decorative */
  --accent:    #7170ff;
  --accent-bg: #5e6ad2;
  --accent-hi: #828fff;

  /* status */
  --good:      #10b981;
  --warn:      #f59e0b;
  --bad:       #ef4444;
  --info:      #38bdf8;

  /* borders — always translucent white on dark */
  --line:      rgba(255,255,255,.08);
  --line-soft: rgba(255,255,255,.05);
  --line-hard: rgba(255,255,255,.12);

  --r-sm: 4px;
  --r:    8px;
  --r-lg: 12px;

  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --maxw: 1240px;
  --side: 232px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 120px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink-2);
  font: 400 15px/1.6 var(--sans);
  font-feature-settings: 'cv01','ss03','ss01';
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,h2,h3,h4 { color: var(--ink); font-weight: 510; margin: 0; letter-spacing: -.02em; }

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

.mono { font-family: var(--mono); }

/* ---------- layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.shell { display: grid; grid-template-columns: var(--side) minmax(0,1fr); gap: 48px;
  max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

/* ---------- masthead ---------- */
.topbar { border-bottom: 1px solid var(--line-soft); background: var(--panel); }
.topbar .wrap { padding-top: 30px; padding-bottom: 26px; }
.topbar h1 { font-size: 30px; font-weight: 510; letter-spacing: -.035em; }
.topbar .sub { margin: 7px 0 0; color: var(--ink-3); font-size: 14px; letter-spacing: -.01em; }
.topbar .sub a { font-weight: 510; }

/* ---------- car tabs ---------- */
.tabs { position: sticky; top: 0; z-index: 50; background: rgba(8,9,10,.88);
  backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--line); }
.tabs .wrap { display: flex; gap: 4px; padding-top: 9px; padding-bottom: 9px; overflow-x: auto;
  scrollbar-width: none; -webkit-overflow-scrolling: touch; scroll-snap-type: x proximity; }
.tabs .wrap::-webkit-scrollbar { display: none; }
.tabs button { flex: none; scroll-snap-align: start; }
.tabs button {
  font: 510 13.5px/1 var(--sans); letter-spacing: -.01em; white-space: nowrap; cursor: pointer;
  background: rgba(255,255,255,.02); color: var(--ink-3);
  border: 1px solid var(--line); border-radius: var(--r); padding: 9px 15px;
  display: flex; align-items: center; gap: 9px;
  transition: background .12s, color .12s, border-color .12s;
}
.tabs button:hover { background: rgba(255,255,255,.05); color: var(--ink-2); border-color: var(--line-hard); }
.tabs button[aria-selected="true"] { background: var(--accent-bg); border-color: var(--accent-bg); color: #fff; }
.tabs .plate { font-family: var(--mono); font-size: 11.5px; letter-spacing: .04em; opacity: .72; }
.tabs button[aria-selected="true"] .plate { opacity: .9; }

/* ---------- TOC (scroll spy) ---------- */
.toc { position: sticky; top: 68px; align-self: start; max-height: calc(100vh - 92px); overflow-y: auto;
  padding: 24px 0 40px; scrollbar-width: thin; }
.toc .tgroup { color: var(--ink-4); font-size: 10.5px; font-weight: 590; letter-spacing: .09em;
  text-transform: uppercase; margin: 22px 0 8px; }
.toc .tgroup:first-child { margin-top: 0; }
.toc a { display: block; padding: 5px 10px; font-size: 13px; line-height: 1.35; color: var(--ink-3);
  border-left: 2px solid transparent; border-radius: 0 var(--r-sm) var(--r-sm) 0;
  transition: color .12s, border-color .12s, background .12s; }
.toc a:hover { color: var(--ink); text-decoration: none; background: rgba(255,255,255,.03); }
.toc a.on { color: var(--ink); border-left-color: var(--accent); background: rgba(113,112,255,.08); }

/* ---------- content column ---------- */
.content { min-width: 0; padding-bottom: 80px; }
.content > * { max-width: 860px; }
.content .full { max-width: none; }

/* ---------- section groups ---------- */
.group { margin-top: 52px; scroll-margin-top: 110px; }
.group:first-of-type { margin-top: 8px; }
.group > .ghead { display: flex; align-items: baseline; gap: 12px; padding-bottom: 12px;
  margin-bottom: 22px; border-bottom: 1px solid var(--line-soft); }
.group > .ghead .num { font-family: var(--mono); font-size: 11px; color: var(--ink-4); }
.group > .ghead h2 { font-size: 19px; font-weight: 590; letter-spacing: -.025em; }
.group > .ghead .hint { margin-left: auto; font-size: 12.5px; color: var(--ink-4); }

.sect { margin-top: 40px; scroll-margin-top: 110px; }
.sect:first-child { margin-top: 0; }
.sect > h3 { font-size: 15px; font-weight: 590; letter-spacing: -.01em; color: var(--ink);
  margin-bottom: 14px; display: flex; align-items: center; gap: 9px; }
.sect > h3::before { content: ""; width: 3px; height: 13px; background: var(--accent);
  border-radius: 2px; flex: none; }
.sect > h4 { font-size: 11px; font-weight: 590; letter-spacing: .085em; text-transform: uppercase;
  color: var(--ink-4); margin: 22px 0 9px; }
.sect p { margin: 0 0 10px; }
.sect p:last-child { margin-bottom: 0; }

/* ---------- hero ---------- */
.hero { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 28px; align-items: center;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px 28px; }
.hero .plate { font-family: var(--mono); font-size: 34px; font-weight: 500; letter-spacing: .02em;
  color: var(--ink); line-height: 1.1; }
.hero .model { color: var(--ink-3); margin-top: 5px; font-size: 14.5px; letter-spacing: -.01em; }
.hero .badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.odo { text-align: right; padding-left: 26px; border-left: 1px solid var(--line); }
.odo .n { font-family: var(--mono); font-size: 27px; font-weight: 500; color: var(--ink); line-height: 1.15; }
.odo .l { color: var(--ink-4); font-size: 10.5px; font-weight: 590; letter-spacing: .09em;
  text-transform: uppercase; margin-top: 5px; }
.odo .d { font-family: var(--mono); font-size: 12px; color: var(--ink-3); margin-top: 3px; }

/* ---------- badges / pills ---------- */
.badge { font-size: 11.5px; font-weight: 510; letter-spacing: -.005em; padding: 4px 10px;
  border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,.02); color: var(--ink-3); }
.badge.good    { color: var(--good); border-color: rgba(16,185,129,.3); background: rgba(16,185,129,.08); }
.badge.warn    { color: var(--warn); border-color: rgba(245,158,11,.3); background: rgba(245,158,11,.08); }
.badge.bad     { color: var(--bad);  border-color: rgba(239,68,68,.32); background: rgba(239,68,68,.09); }
.badge.accent  { color: var(--accent); border-color: rgba(113,112,255,.32); background: rgba(113,112,255,.09); }
.badge.info    { color: var(--info); border-color: rgba(56,189,248,.3); background: rgba(56,189,248,.08); }
.conf { display: inline-block; font-size: 10px; font-weight: 590; letter-spacing: .055em;
  text-transform: uppercase; border-radius: var(--r-sm); padding: 2px 6px; margin-left: 7px;
  vertical-align: 1px; }
.conf.obs { color: var(--good); background: rgba(16,185,129,.12); }
.conf.typ { color: var(--warn); background: rgba(245,158,11,.12); }

/* ---------- cards / grids ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(215px,1fr)); gap: 1px;
  background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: var(--r); overflow: hidden; }
.card { background: var(--panel); padding: 15px 17px; }
.card:hover { background: var(--raised); }
.card .k { color: var(--ink-4); font-size: 10.5px; font-weight: 590; letter-spacing: .08em;
  text-transform: uppercase; }
.card .v { margin-top: 6px; font-size: 15px; color: var(--ink); font-weight: 510; letter-spacing: -.012em; }
.card .v small { display: block; margin-top: 4px; color: var(--ink-3); font-size: 12.5px;
  font-weight: 400; letter-spacing: 0; line-height: 1.45; }
.card.alert { background: rgba(245,158,11,.05); }
.card.alert .k { color: var(--warn); }
.card.alert .v small { color: var(--ink-2); }

/* ---------- key/value table ---------- */
.kv { width: 100%; border-collapse: collapse; font-size: 14px; }
.kv tr { border-bottom: 1px solid var(--line-soft); }
.kv tr:last-child { border-bottom: 0; }
.kv tr:hover { background: rgba(255,255,255,.02); }
.kv td { padding: 11px 12px; vertical-align: top; }
.kv td:first-child { color: var(--ink-3); width: 38%; white-space: nowrap; }
.kv td:last-child { color: var(--ink-2); }
.kv-wrap { border: 1px solid var(--line-soft); border-radius: var(--r); overflow: hidden; }

/* ---------- data table ---------- */
table.tl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.tl th { text-align: left; color: var(--ink-4); font-weight: 590; font-size: 10.5px;
  letter-spacing: .085em; text-transform: uppercase; padding: 0 14px 9px 0; white-space: nowrap; }
table.tl td { padding: 9px 14px 9px 0; border-top: 1px solid var(--line-soft); vertical-align: top; }
table.tl tr:hover td { background: rgba(255,255,255,.02); }
table.tl td.date { white-space: nowrap; color: var(--ink-3); font-family: var(--mono); font-size: 12px; padding-top: 11px; }
table.tl td.km { white-space: nowrap; font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); padding-top: 11px; }
table.tl td.id { font-family: var(--mono); font-size: 12.5px; color: var(--accent); white-space: nowrap; }
table.tl.src td.sd { color: var(--ink-3); white-space: normal; }
table.src td:first-child { white-space: nowrap; }
.st { color: var(--ink-4); font-size: 11.5px; font-style: italic; }
.tbl-wrap { border: 1px solid var(--line-soft); border-radius: var(--r); overflow: hidden;
  padding: 14px 16px 6px; background: var(--panel); }

.ev-wof     { color: var(--ink-2); }
.ev-fail    { color: var(--bad); font-weight: 510; }
.ev-reg     { color: var(--accent); font-weight: 510; }
.ev-odo     { color: var(--warn); }
.ev-factory { color: #a78bfa; }
.ev-listed  { color: #f472b6; font-weight: 510; }

/* ---------- chart ---------- */
.chart { background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--r); padding: 18px 18px 14px; }
.chart svg { width: 100%; height: auto; display: block; }
.chart .cap { color: var(--ink-4); font-size: 12.5px; margin: 12px 0 0; line-height: 1.5; }
.chart .grid { stroke: rgba(255,255,255,.06); stroke-width: 1; }
.chart .lbl { fill: var(--ink-4); font-size: 11px; font-family: var(--mono); }
.chart .odo-line { fill: none; stroke: var(--accent); stroke-width: 2.25; stroke-linejoin: round; stroke-linecap: round; }
.chart .pt { stroke: var(--panel); stroke-width: 1.5; }
.chart .pt.ok { fill: var(--accent); }
.chart .pt.fail { fill: var(--bad); }
.chart .pt.reg { fill: var(--good); }

/* ---------- issue / route / provider cards ---------- */
.issues { display: grid; grid-template-columns: repeat(auto-fit, minmax(310px,1fr)); gap: 10px; }
.issue { background: var(--panel); border: 1px solid var(--line-soft); border-left: 2px solid var(--warn);
  border-radius: var(--r); padding: 14px 16px; }
.issue.sev { border-left-color: var(--bad); }
.issue h4 { font-size: 13.5px; margin: 0 0 5px; letter-spacing: -.01em; }
.issue p { margin: 0; font-size: 13px; color: var(--ink-3); line-height: 1.55; }

.provs { display: grid; gap: 10px; }
.prov { background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--r); padding: 15px 17px; }
.prov.corr { border-left: 2px solid var(--bad); }
.ph { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.ph h4 { font-size: 14.5px; font-weight: 590; }
.pb { font-size: 13px; color: var(--ink-3); margin-bottom: 4px; line-height: 1.55; }
.pb b { color: var(--ink-2); font-weight: 510; }
.pv { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line-soft);
  font-size: 13px; color: var(--ink-2); line-height: 1.55; }

.routes { display: grid; gap: 10px; }
.route { background: var(--panel); border: 1px solid var(--line-soft); border-left: 2px solid var(--good);
  border-radius: var(--r); padding: 15px 17px; }
.route.blocked { border-left-color: var(--warn); }
.route p { margin: 0 0 7px; font-size: 13px; color: var(--ink-3); line-height: 1.55; }
.route .how { color: var(--accent); word-break: break-word; font-size: 12.5px; }
.route .rn { color: var(--ink-4); font-size: 12.5px; margin-bottom: 0; }
.closes { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 11px; align-items: center;
  font-size: 10px; font-weight: 590; letter-spacing: .075em; text-transform: uppercase; color: var(--ink-4); }
.closes span { background: rgba(16,185,129,.1); border: 1px solid rgba(16,185,129,.26);
  color: var(--good); border-radius: 999px; padding: 3px 9px; font-size: 10px; }

/* ---------- costs ---------- */
.costs { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 1px;
  background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: var(--r); overflow: hidden; }
.cost { background: var(--panel); padding: 16px 18px; }
.cost .n { font-size: 21px; font-weight: 510; color: var(--ink); letter-spacing: -.03em; }
.cost .l { color: var(--ink-4); font-size: 10.5px; font-weight: 590; letter-spacing: .085em;
  text-transform: uppercase; margin-top: 5px; }

/* ---------- callout / note ---------- */
.note { background: var(--panel); border: 1px solid var(--line-soft); border-left: 2px solid var(--info);
  border-radius: var(--r); padding: 14px 17px; color: var(--ink-3); font-size: 13.5px; line-height: 1.6; }
.note p { margin: 0 0 8px; }
.note p:last-child { margin-bottom: 0; }
.note b { color: var(--ink-2); font-weight: 510; }
.note.confirmed { border-left-color: var(--good); }

ul.gaps { list-style: none; padding: 0; margin: 0; display: grid; gap: 7px; }
ul.gaps li { background: rgba(245,158,11,.05); border: 1px solid rgba(245,158,11,.2);
  color: var(--ink-2); border-radius: var(--r); padding: 11px 15px; font-size: 13.5px; line-height: 1.55; }
ul.gaps li::before { content: "◷ "; color: var(--warn); }

.warnbox { background: rgba(239,68,68,.06); border: 1px solid rgba(239,68,68,.24);
  border-radius: var(--r); padding: 15px 17px; font-size: 13.5px; line-height: 1.6; color: var(--ink-2); }
.warnbox b { color: var(--bad); font-weight: 590; }

/* ---------- footer ---------- */
.foot { margin: 60px 0 0; color: var(--ink-4); font-size: 12.5px; line-height: 1.6;
  border-top: 1px solid var(--line-soft); padding-top: 20px; }
.stamp { font-family: var(--mono); font-size: 11px; margin-top: 8px; color: #4b5057; }

.loading, .err { padding: 48px 0; color: var(--ink-4); }
.err { color: var(--bad); }

/* ---------- mobile ---------- */
.toc-toggle { display: none; }

@media (max-width: 1000px) {
  .shell { grid-template-columns: 1fr; gap: 0; }
  .toc { position: static; max-height: none; padding: 16px 0 0; display: none; }
  .toc.open { display: block; }
  .toc-toggle { display: inline-flex; align-items: center; gap: 7px; font: 510 13px/1 var(--sans);
    background: rgba(255,255,255,.02); border: 1px solid var(--line); color: var(--ink-2);
    border-radius: var(--r); padding: 9px 14px; cursor: pointer; }
  .toc-toggle:hover { background: rgba(255,255,255,.05); }
  .content > * { max-width: none; }
  .hero { grid-template-columns: 1fr; gap: 20px; }
  .odo { text-align: left; padding-left: 0; padding-top: 18px; border-left: 0; border-top: 1px solid var(--line); }
}

@media (max-width: 620px) {
  .wrap, .shell { padding: 0 18px; }
  .topbar h1 { font-size: 25px; }
  .hero { padding: 20px; }
  .hero .plate { font-size: 27px; }
  .odo .n { font-size: 23px; }
  .group { margin-top: 40px; }
  .group > .ghead { flex-wrap: wrap; }
  .group > .ghead .hint { margin-left: 0; width: 100%; }
  .kv td:first-child { width: 45%; white-space: normal; }
  table.tl { font-size: 12.5px; }
  table.tl td, table.tl th { padding-right: 10px; }
}

/* ---------- print ---------- */
@media print {
  :root { --bg:#fff; --panel:#fff; --raised:#f6f6f6; --ink:#111; --ink-2:#333; --ink-3:#555; --ink-4:#777; }
  body { background: #fff; color: #333; }
  .tabs, .toc, .toc-toggle { display: none !important; }
  .shell { grid-template-columns: 1fr; }
  .hero, .card, .issue, .prov, .route, .note, .chart, .cost, ul.gaps li {
    background: #fff !important; border: 1px solid #ccc !important; break-inside: avoid;
  }
  .sect, .group { break-inside: avoid-page; }
  a { color: #111; text-decoration: underline; }
}