/* Scrapeless Wiki — Swiss-technical: strong type scale, hairline rules,
   one accent used semantically. Deliberately not a docs-template look. */

:root {
  --bg:        oklch(98.5% 0.004 240);
  --bg-alt:    oklch(96.2% 0.006 240);
  --surface:   oklch(100% 0 0);
  --text:      oklch(22% 0.012 250);
  --text-dim:  oklch(48% 0.012 250);
  --text-faint:oklch(62% 0.010 250);
  --line:      oklch(89% 0.008 250);
  --line-soft: oklch(93.5% 0.006 250);
  --accent:    oklch(56% 0.16 235);
  --accent-dim:oklch(56% 0.16 235 / 0.10);
  --amber:     oklch(64% 0.14 70);
  --violet:    oklch(56% 0.15 300);
  --green:     oklch(58% 0.13 160);

  --font: ui-sans-serif, -apple-system, "Segoe UI", Inter, Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;

  --step--1: clamp(0.82rem, 0.80rem + 0.10vw, 0.88rem);
  --step-0:  clamp(1rem, 0.97rem + 0.16vw, 1.075rem);
  --step-1:  clamp(1.2rem, 1.12rem + 0.36vw, 1.42rem);
  --step-2:  clamp(1.5rem, 1.33rem + 0.75vw, 2rem);
  --step-4:  clamp(2.4rem, 1.7rem + 3.2vw, 4.4rem);

  --wrap: 1180px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --radius: 10px;
}

:root:not([data-theme="light"]) {
  @media (prefers-color-scheme: dark) {
    --bg:        oklch(16% 0.012 255);
    --bg-alt:    oklch(19.5% 0.014 255);
    --surface:   oklch(21% 0.015 255);
    --text:      oklch(94% 0.006 250);
    --text-dim:  oklch(72% 0.010 250);
    --text-faint:oklch(58% 0.010 250);
    --line:      oklch(30% 0.014 255);
    --line-soft: oklch(25% 0.013 255);
    --accent:    oklch(72% 0.14 230);
    --accent-dim:oklch(72% 0.14 230 / 0.14);
    --amber:     oklch(78% 0.13 75);
    --violet:    oklch(72% 0.13 300);
    --green:     oklch(72% 0.12 160);
  }
}
:root[data-theme="dark"] {
  --bg:        oklch(16% 0.012 255);
  --bg-alt:    oklch(19.5% 0.014 255);
  --surface:   oklch(21% 0.015 255);
  --text:      oklch(94% 0.006 250);
  --text-dim:  oklch(72% 0.010 250);
  --text-faint:oklch(58% 0.010 250);
  --line:      oklch(30% 0.014 255);
  --line-soft: oklch(25% 0.013 255);
  --accent:    oklch(72% 0.14 230);
  --accent-dim:oklch(72% 0.14 230 / 0.14);
  --amber:     oklch(78% 0.13 75);
  --violet:    oklch(72% 0.13 300);
  --green:     oklch(72% 0.12 160);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--font); font-size: var(--step-0); line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; background: var(--accent); color: #fff; padding: 10px 16px; z-index: 99; border-radius: 6px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(18px, 4vw, 40px); }

/* ── top bar ───────────────────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px) saturate(150%);
  border-bottom: 1px solid var(--line-soft);
}
.topbar-inner {
  max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(18px, 4vw, 40px);
  height: 62px; display: flex; align-items: center; gap: 14px;
}
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 600; letter-spacing: -0.02em; margin-right: auto; }
.brand-mark {
  width: 22px; height: 22px; border-radius: 6px; flex: none;
  background: linear-gradient(140deg, var(--accent), var(--violet));
  box-shadow: 0 0 0 1px color-mix(in oklab, var(--accent) 40%, transparent);
}
.brand-text em { font-style: normal; color: var(--text-faint); font-weight: 500; }

.search-trigger, .theme-toggle {
  font: inherit; color: var(--text-dim); background: var(--surface);
  border: 1px solid var(--line); border-radius: 8px; cursor: pointer;
  display: flex; align-items: center; gap: 8px;
  transition: border-color .18s var(--ease), color .18s var(--ease), transform .18s var(--ease);
}
.search-trigger { padding: 7px 10px 7px 12px; font-size: var(--step--1); min-width: 190px; }
.theme-toggle { padding: 8px; }
.search-trigger:hover, .theme-toggle:hover { border-color: var(--accent); color: var(--text); }
.search-trigger:active, .theme-toggle:active { transform: translateY(1px); }
.search-trigger span { margin-right: auto; }
svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
kbd {
  font-family: var(--mono); font-size: 11px; color: var(--text-faint);
  border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 5px;
  padding: 1px 6px; background: var(--bg);
}
.i-moon { display: none; }
:root[data-theme="dark"] .i-sun { display: none; }
:root[data-theme="dark"] .i-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .i-sun { display: none; }
  :root:not([data-theme="light"]) .i-moon { display: block; }
}

/* ── hero ──────────────────────────────────────────────────────────── */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line-soft); }
.hero-inner {
  max-width: var(--wrap); margin: 0 auto; padding: clamp(52px, 9vw, 108px) clamp(18px, 4vw, 40px) clamp(40px, 6vw, 72px);
  position: relative; z-index: 2;
}
.hero-grid {
  position: absolute; inset: 0; z-index: 1; opacity: .5;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(120% 90% at 78% 0%, #000 10%, transparent 68%);
}
.eyebrow {
  font-size: var(--step--1); text-transform: uppercase; letter-spacing: .16em;
  color: var(--accent); font-weight: 600; margin: 0 0 18px;
}
.hero h1 {
  font-size: var(--step-4); line-height: 1.02; letter-spacing: -0.035em;
  font-weight: 680; margin: 0 0 20px; max-width: 15ch;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(100deg, var(--accent), var(--violet) 70%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { font-size: var(--step-1); color: var(--text-dim); max-width: 54ch; margin: 0 0 32px; line-height: 1.45; }

.hero-search {
  font: inherit; font-size: var(--step-0); cursor: pointer; text-align: left;
  display: flex; align-items: center; gap: 12px;
  width: min(560px, 100%); padding: 15px 18px;
  background: var(--surface); color: var(--text-dim);
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: 0 1px 2px oklch(0% 0 0 / .04), 0 8px 28px oklch(0% 0 0 / .05);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
}
.hero-search span { margin-right: auto; }
.hero-search:hover {
  border-color: var(--accent); transform: translateY(-1px);
  box-shadow: 0 2px 4px oklch(0% 0 0 / .05), 0 14px 40px color-mix(in oklab, var(--accent) 16%, transparent);
}
.hero-search svg { width: 19px; height: 19px; color: var(--accent); }

.stats { display: flex; flex-wrap: wrap; gap: 34px; margin-top: 44px; }
.stat b { display: block; font-size: var(--step-2); font-weight: 660; letter-spacing: -0.03em; line-height: 1.1; }
.stat span { font-size: var(--step--1); color: var(--text-faint); text-transform: uppercase; letter-spacing: .1em; }

/* ── category index ────────────────────────────────────────────────── */
.cats { padding: clamp(46px, 7vw, 80px) clamp(18px, 4vw, 40px) 90px; display: grid; gap: 54px; }
.cat-head { display: flex; align-items: baseline; gap: 12px; padding-bottom: 12px; border-bottom: 2px solid var(--text); margin-bottom: 4px; }
.cat-head h2 { font-size: var(--step-1); letter-spacing: -0.02em; margin: 0; font-weight: 640; }
.cat-count {
  font-family: var(--mono); font-size: var(--step--1); color: var(--text-faint);
  margin-left: auto; font-variant-numeric: tabular-nums;
}
.cat-list { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 40px; }
@media (max-width: 720px) { .cat-list { columns: 1; } }
.cat-list li { break-inside: avoid; }
.cat-list a {
  display: flex; align-items: baseline; gap: 10px; text-decoration: none;
  padding: 9px 4px 9px 0; border-bottom: 1px solid var(--line-soft);
  transition: color .15s var(--ease), padding-left .15s var(--ease);
}
.cat-list a:hover { color: var(--accent); padding-left: 7px; }
.cat-list a span { flex: 1; }

.tag {
  font-size: 10.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .07em;
  padding: 2px 7px; border-radius: 4px; font-style: normal; white-space: nowrap;
  color: var(--text-faint); background: var(--bg-alt); border: 1px solid var(--line-soft);
}
.tag-comparison    { color: var(--violet); border-color: color-mix(in oklab, var(--violet) 32%, transparent); }
.tag-troubleshooting { color: var(--amber); border-color: color-mix(in oklab, var(--amber) 34%, transparent); }
.tag-informational { color: var(--text-faint); }
.tag-prio { color: var(--green); border-color: color-mix(in oklab, var(--green) 32%, transparent); }

/* ── document ──────────────────────────────────────────────────────── */
.doc-wrap {
  max-width: var(--wrap); margin: 0 auto; padding: 44px clamp(18px, 4vw, 40px) 96px;
  display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 56px;
}
@media (max-width: 940px) { .doc-wrap { grid-template-columns: 1fr; gap: 0; } .doc-side { display: none; } }

.crumbs { font-size: var(--step--1); color: var(--text-faint); margin-bottom: 18px; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.crumbs span { margin: 0 7px; }

.doc-body { min-width: 0; max-width: 76ch; }
.doc-body h1 { font-size: var(--step-2); line-height: 1.12; letter-spacing: -0.032em; margin: 0 0 16px; font-weight: 680; }
.doc-meta { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; margin-bottom: 34px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.doc-meta code { font-family: var(--mono); font-size: var(--step--1); color: var(--text-faint); }

.doc-body h2 {
  font-size: var(--step-1); letter-spacing: -0.022em; font-weight: 640;
  margin: 52px 0 16px; padding-top: 22px; border-top: 1px solid var(--line-soft);
}
.doc-body h3 { font-size: var(--step-0); font-weight: 660; margin: 32px 0 10px; letter-spacing: -0.01em; }
.doc-body p { margin: 0 0 18px; }
.doc-body ul, .doc-body ol { margin: 0 0 20px; padding-left: 22px; }
.doc-body li { margin-bottom: 8px; }
.doc-body li::marker { color: var(--text-faint); }
.doc-body strong { font-weight: 640; }
.doc-body a { color: var(--accent); text-decoration-color: color-mix(in oklab, var(--accent) 38%, transparent); text-underline-offset: 3px; }
.doc-body a:hover { text-decoration-color: currentColor; }

.doc-body table { width: 100%; border-collapse: collapse; font-size: var(--step--1); margin: 0 0 26px; }
.doc-body thead th { text-align: left; font-weight: 620; padding: 10px 14px; border-bottom: 2px solid var(--text); white-space: nowrap; }
.doc-body td { padding: 11px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.doc-body tbody tr:hover { background: var(--bg-alt); }
.doc-body td:first-child { font-weight: 560; }
.table-scroll { overflow-x: auto; margin: 0 0 26px; }

.doc-body pre {
  background: var(--bg-alt); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 16px 18px; overflow-x: auto; margin: 0 0 24px; font-size: var(--step--1); line-height: 1.6;
}
.doc-body :not(pre) > code {
  font-family: var(--mono); font-size: .88em; padding: 2px 6px; border-radius: 5px;
  background: var(--bg-alt); border: 1px solid var(--line-soft);
}
.doc-body pre code { font-family: var(--mono); background: none; border: 0; padding: 0; }

.notice {
  border-left: 3px solid var(--amber); background: color-mix(in oklab, var(--amber) 9%, transparent);
  padding: 14px 18px; border-radius: 0 8px 8px 0; margin: 0 0 28px; font-size: var(--step--1);
}

/* ── side rail ─────────────────────────────────────────────────────── */
.side-sticky { position: sticky; top: 90px; font-size: var(--step--1); }
.side-title {
  text-transform: uppercase; letter-spacing: .12em; font-size: 10.5px; font-weight: 660;
  color: var(--text-faint); margin: 0 0 12px;
}
.side-sticky .side-title:not(:first-child) { margin-top: 34px; }
.toc, .rel { list-style: none; margin: 0; padding: 0; }
.toc li, .rel li { margin-bottom: 2px; }
.toc a, .rel a {
  display: block; padding: 5px 0 5px 12px; text-decoration: none; color: var(--text-dim);
  border-left: 2px solid var(--line-soft); transition: color .15s var(--ease), border-color .15s var(--ease);
}
.toc a:hover, .rel a:hover, .toc a.active { color: var(--accent); border-left-color: var(--accent); }

/* ── search overlay ────────────────────────────────────────────────── */
.search-overlay {
  position: fixed; inset: 0; z-index: 60; padding: clamp(60px, 12vh, 130px) 20px 20px;
  background: oklch(12% 0.02 255 / .48); backdrop-filter: blur(5px);
  display: flex; justify-content: center; align-items: flex-start;
  animation: fade .16s var(--ease);
}
.search-overlay[hidden] { display: none; }
@keyframes fade { from { opacity: 0 } to { opacity: 1 } }
.search-panel {
  width: min(680px, 100%); background: var(--surface); border: 1px solid var(--line);
  border-radius: 14px; box-shadow: 0 24px 70px oklch(0% 0 0 / .3); overflow: hidden;
  animation: rise .2s var(--ease);
}
@keyframes rise { from { transform: translateY(-10px); opacity: 0 } to { transform: none; opacity: 1 } }
.search-field { display: flex; align-items: center; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--line-soft); }
.search-field svg { width: 19px; height: 19px; color: var(--text-faint); flex: none; }
.search-field input {
  flex: 1; font: inherit; font-size: var(--step-1); background: none; border: 0; outline: 0; color: var(--text);
}
.search-field input::placeholder { color: var(--text-faint); }
.search-results { max-height: min(58vh, 480px); overflow-y: auto; padding: 8px; }
.sr-item {
  display: block; padding: 11px 14px; border-radius: 8px; text-decoration: none; cursor: pointer;
}
.sr-item:hover, .sr-item.sel { background: var(--accent-dim); }
.sr-top { display: flex; align-items: baseline; gap: 9px; }
.sr-title { font-weight: 590; letter-spacing: -0.01em; }
.sr-cat { margin-left: auto; font-size: 10.5px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .08em; white-space: nowrap; }
.sr-snip { font-size: var(--step--1); color: var(--text-dim); margin-top: 3px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.sr-snip mark, .sr-title mark { background: color-mix(in oklab, var(--accent) 26%, transparent); color: inherit; border-radius: 3px; padding: 0 2px; }
.sr-empty { padding: 34px 16px; text-align: center; color: var(--text-faint); font-size: var(--step--1); }

/* ── footer ────────────────────────────────────────────────────────── */
.foot { border-top: 1px solid var(--line-soft); background: var(--bg-alt); }
.foot-inner {
  max-width: var(--wrap); margin: 0 auto; padding: 34px clamp(18px, 4vw, 40px);
  display: flex; flex-wrap: wrap; gap: 8px 28px; justify-content: space-between;
  font-size: var(--step--1); color: var(--text-dim);
}
.foot p { margin: 0; }
.foot a { color: var(--accent); text-decoration: none; }
.foot a:hover { text-decoration: underline; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}