/* ════════════════════════════════════════════════════════════════
   MovenRun Docs · GitBook-style shell in the Daylight Cartography
   design language. Static, dependency-free. Content is readable
   with JavaScript disabled; docs.js only enhances (drawer, search,
   anchors, TOC).
   ════════════════════════════════════════════════════════════════ */

:root {
  --morning: #F8FAF7; --cloud: #FFFFFF; --mist: #F1F6F3; --pale-sky: #EAF6FF;
  --ink: #111827; --graphite: #667085; --silver: #A3AAB8;
  --blue: #246BFE; --green: #18C987; --mint: #58F2B3; --coral: #FF6B4A;
  --gold: #F7B955; --violet: #7657FF; --dust: #D0D5DD;
  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-mono: "Space Grotesk", ui-monospace, monospace;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dhead-h: 64px;
  --dside-w: 280px;
  --dtoc-w: 240px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: clip; scroll-padding-top: calc(var(--dhead-h) + 16px); }
body {
  font-family: var(--font-body); color: var(--ink); background: var(--morning);
  line-height: 1.65; -webkit-font-smoothing: antialiased; overflow-x: clip; min-width: 0;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
kbd {
  font: 600 11px var(--font-mono); color: var(--graphite);
  background: rgba(17,24,39,0.05); border: 1px solid var(--dust);
  border-radius: 6px; padding: 2px 6px;
}
code { font-family: var(--font-mono); font-size: 0.92em; background: rgba(36,107,254,0.07); border-radius: 6px; padding: 1px 6px; }
pre { background: #F2F6FA; border-radius: 14px; padding: 16px 18px; overflow-x: auto; }
pre code { background: none; padding: 0; }

a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible {
  outline: 3px solid rgba(36,107,254,0.85); outline-offset: 2px; border-radius: 8px;
}

.skip-link {
  position: fixed; top: 12px; left: 12px; z-index: 400; transform: translateY(-220%);
  background: var(--blue); color: #fff; font: 600 14px/1 var(--font-body);
  padding: 14px 20px; border-radius: 14px; transition: transform 0.2s var(--ease-out);
}
.skip-link:focus { transform: none; }

/* ── Header ──────────────────────────────────────────────────── */
.dhead {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: var(--dhead-h);
  display: flex; align-items: center; gap: 14px;
  padding: 0 calc(16px + env(safe-area-inset-right, 0px)) 0 calc(16px + env(safe-area-inset-left, 0px));
  background: rgba(255,255,255,0.82);
  -webkit-backdrop-filter: blur(20px) saturate(1.4); backdrop-filter: blur(20px) saturate(1.4);
  box-shadow: 0 1px 0 rgba(17,24,39,0.06), 0 8px 24px rgba(16,24,40,0.05);
}
.dbrand { display: inline-flex; align-items: center; gap: 9px; font: 700 17px var(--font-display); color: var(--ink); letter-spacing: -0.02em; }
.dbrand:hover { text-decoration: none; }
.dbrand-hex { width: 21px; }
.dbrand-hex polygon { fill: none; stroke: var(--green); stroke-width: 3.5; }
.dbrand em { font: 600 12px var(--font-body); color: var(--blue); background: rgba(36,107,254,0.08); padding: 4px 9px; border-radius: 999px; }
.dhead-actions { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.dhead-link { font: 600 13.5px var(--font-body); color: var(--graphite); padding: 10px 12px; border-radius: 12px; }
.dhead-link:hover { color: var(--ink); background: rgba(17,24,39,0.05); text-decoration: none; }
.dsearch-btn {
  display: inline-flex; align-items: center; gap: 8px; min-height: 40px;
  font: 600 13.5px var(--font-body); color: var(--graphite);
  background: rgba(17,24,39,0.045); border-radius: 12px; padding: 8px 12px;
}
.dsearch-btn:hover { color: var(--ink); background: rgba(17,24,39,0.08); }
.dsearch-btn svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }

.dnav-toggle {
  display: none; align-items: center; gap: 8px; min-height: 44px; min-width: 44px;
  font: 600 14px var(--font-body); color: var(--ink);
  padding: 10px 12px; border-radius: 12px; background: rgba(17,24,39,0.045);
}
.dburger { display: inline-flex; flex-direction: column; gap: 4px; width: 16px; }
.dburger i { display: block; height: 2px; border-radius: 999px; background: var(--ink); }

/* ── Layout ──────────────────────────────────────────────────── */
.dlayout {
  display: grid; grid-template-columns: var(--dside-w) minmax(0, 1fr) var(--dtoc-w);
  gap: 0 40px; max-width: 1440px; margin: 0 auto;
  padding: var(--dhead-h) 24px 0;
}

/* Sidebar */
.dsidebar { border-right: 1px solid rgba(17,24,39,0.06); }
.dsidebar-inner {
  position: sticky; top: var(--dhead-h); max-height: calc(100vh - var(--dhead-h));
  overflow-y: auto; padding: 26px 18px 40px 2px;
}
.dgroup { margin-bottom: 6px; }
.dgroup summary {
  list-style: none; cursor: pointer; user-select: none;
  font: 700 11.5px var(--font-body); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--graphite); padding: 10px 10px; border-radius: 10px;
  display: flex; align-items: center; justify-content: space-between; min-height: 40px;
}
.dgroup summary::-webkit-details-marker { display: none; }
.dgroup summary::after { content: "›"; font-size: 15px; color: var(--silver); transform: rotate(0deg); transition: transform 0.2s var(--ease-out); }
.dgroup[open] summary::after { transform: rotate(90deg); }
.dgroup summary:hover { background: rgba(17,24,39,0.04); color: var(--ink); }
.dgroup ul { list-style: none; margin: 2px 0 10px; }
.dgroup ul a {
  display: block; font: 500 14px/1.4 var(--font-body); color: var(--graphite);
  padding: 9px 12px 9px 14px; border-radius: 10px; border-left: 2px solid transparent;
}
.dgroup ul a:hover { color: var(--ink); background: rgba(17,24,39,0.04); text-decoration: none; }
.dgroup ul a[aria-current="page"] {
  color: var(--blue); font-weight: 600; background: rgba(36,107,254,0.07);
  border-left-color: var(--blue);
}
.dside-foot { margin-top: 22px; padding-top: 16px; border-top: 1px solid rgba(17,24,39,0.06); }
.dside-foot a { font: 500 13px var(--font-body); color: var(--silver); }
.dscrim { position: fixed; inset: 0; z-index: 140; background: rgba(17,24,39,0.3); }

/* Main column */
.dmain { min-width: 0; width: 100%; padding: 28px 0 60px; max-width: 820px; }
.dcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; font: 500 12.5px var(--font-body); color: var(--silver); }
.dcrumbs li + li::before { content: "/"; margin-right: 6px; color: var(--dust); }
.dcrumbs a { color: var(--silver); }
.dcrumbs a:hover { color: var(--blue); }
.dmeta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 14px 0 6px; }
.dreviewed { font: 500 12.5px var(--font-body); color: var(--silver); }
.dprint {
  font: 600 12.5px var(--font-body); color: var(--blue);
  background: rgba(36,107,254,0.08); padding: 8px 14px; border-radius: 999px; min-height: 36px;
}
.dprint:hover { background: rgba(36,107,254,0.14); }

/* Status badges */
.badge {
  display: inline-flex; align-items: center; font: 700 11px/1 var(--font-body);
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 6px 11px; border-radius: 999px; white-space: nowrap;
}
.b-impl  { color: #0A8F60; background: rgba(24,201,135,0.12); }
.b-prev  { color: #1D5BD6; background: rgba(36,107,254,0.1); }
.b-infra { color: #5A4AD1; background: rgba(118,87,255,0.11); }
.b-test  { color: #B07908; background: rgba(247,185,85,0.18); }
.b-review{ color: #C2410C; background: rgba(255,107,74,0.13); }
.b-plan  { color: var(--graphite); background: rgba(17,24,39,0.06); }
.b-cond  { color: #9D174D; background: rgba(236,72,153,0.1); }
.b-hist  { color: var(--silver); background: rgba(17,24,39,0.05); }

/* Article typography */
.darticle h1 {
  font: 800 clamp(30px, 4vw, 42px)/1.12 var(--font-display);
  letter-spacing: -0.03em; margin: 10px 0 16px; text-wrap: balance;
}
.darticle h2 {
  font: 700 clamp(21px, 2.4vw, 26px)/1.25 var(--font-display);
  letter-spacing: -0.02em; margin: 44px 0 12px; padding-top: 6px;
}
.darticle h3 { font: 700 17px/1.35 var(--font-display); margin: 28px 0 10px; }
.darticle p { margin: 0 0 14px; color: #2A3342; }
.darticle .lead { font-size: 17.5px; color: var(--graphite); margin-bottom: 22px; text-wrap: pretty; }
.darticle ul, .darticle ol { margin: 0 0 16px; padding-left: 24px; }
.darticle li { margin-bottom: 8px; color: #2A3342; }
.darticle strong { color: var(--ink); }
.wp-meta { font: 500 13px var(--font-body); color: var(--silver); margin-bottom: 20px; }

.hanchor { margin-left: 8px; font: 600 14px var(--font-body); color: var(--dust); opacity: 0; text-decoration: none; }
h2:hover .hanchor, h3:hover .hanchor, .hanchor:focus-visible { opacity: 1; }
.hanchor:hover { color: var(--blue); text-decoration: none; }

/* Callouts */
.callout { border-radius: 16px; padding: 16px 20px; margin: 0 0 18px; }
.callout p { margin: 0; }
.callout p + p { margin-top: 8px; }
.callout.note { background: rgba(36,107,254,0.06); box-shadow: inset 3px 0 0 rgba(36,107,254,0.5); }
.callout.warn { background: rgba(247,185,85,0.12); box-shadow: inset 3px 0 0 rgba(247,185,85,0.8); }

/* Tables */
.tscroll { overflow-x: auto; margin: 0 0 18px; border-radius: 16px; box-shadow: 0 6px 20px rgba(16,24,40,0.06), inset 0 0 0 1px rgba(17,24,39,0.06); }
.tscroll table { border-collapse: collapse; width: 100%; min-width: 560px; background: #fff; font-size: 14px; }
.tscroll caption { caption-side: top; text-align: left; font: 600 12px var(--font-body); color: var(--silver); padding: 12px 16px 8px; background: #fff; }
.tscroll th { text-align: left; font: 700 12px var(--font-body); letter-spacing: 0.06em; text-transform: uppercase; color: var(--graphite); background: var(--mist); padding: 11px 16px; }
.tscroll td { padding: 12px 16px; border-top: 1px solid rgba(17,24,39,0.05); vertical-align: top; color: #2A3342; }

/* Figures / diagrams */
.dfig { margin: 20px 0 24px; background: #fff; border-radius: 20px; padding: 18px; box-shadow: 0 10px 30px rgba(16,24,40,0.07), inset 0 0 0 1px rgba(17,24,39,0.05); }
.dfig img { width: 100%; height: auto; }
/* Narrow-format diagrams are authored around a 360-unit viewBox so their
   labels stay legible when the column shrinks to ~318px on a phone. Cap the
   width on wide screens so they don't scale past their own type sizes. */
.dfig-narrow img { max-width: 420px; margin: 0 auto; }
.dfig figcaption { font: 500 12.5px/1.6 var(--font-body); color: var(--graphite); margin-top: 12px; }

/* Cards */
.cardrow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 6px 0 20px; }
.dcard {
  display: block; background: #fff; border-radius: 18px; padding: 18px;
  box-shadow: 0 8px 24px rgba(16,24,40,0.07), inset 0 0 0 1px rgba(17,24,39,0.05);
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
}
.dcard:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(16,24,40,0.11), inset 0 0 0 1px rgba(36,107,254,0.25); text-decoration: none; }
.dcard strong { display: block; font: 700 15px var(--font-display); color: var(--ink); margin-bottom: 6px; }
.dcard span { font: 500 13px/1.5 var(--font-body); color: var(--graphite); }

/* Glossary */
.dgloss dt { font: 700 15px var(--font-display); margin-top: 16px; }
.dgloss dd { margin: 4px 0 0; color: #2A3342; }

/* Prev/next */
.dpagenav { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 44px 0 0; }
.pn {
  display: block; background: #fff; border-radius: 16px; padding: 14px 18px; min-height: 44px;
  box-shadow: 0 6px 20px rgba(16,24,40,0.06), inset 0 0 0 1px rgba(17,24,39,0.06);
}
.pn:hover { text-decoration: none; box-shadow: 0 10px 26px rgba(16,24,40,0.1), inset 0 0 0 1px rgba(36,107,254,0.3); }
.pn span { display: block; font: 600 11px var(--font-body); letter-spacing: 0.08em; text-transform: uppercase; color: var(--silver); margin-bottom: 4px; }
.pn strong { font: 600 14.5px var(--font-body); color: var(--ink); }
.pn.next { text-align: right; }
.pn.empty { box-shadow: none; background: none; }

.dfoot { margin-top: 44px; padding-top: 20px; border-top: 1px solid rgba(17,24,39,0.07); font: 500 12.5px/1.7 var(--font-body); color: var(--silver); }
.dfoot p { margin-bottom: 8px; }

/* Right TOC */
.dtoc {
  font-size: 13px; position: sticky; top: var(--dhead-h); align-self: start;
  max-height: calc(100vh - var(--dhead-h)); overflow-y: auto; padding: 30px 0 40px;
}
.dtoc-title { font: 700 11px var(--font-body); letter-spacing: 0.12em; text-transform: uppercase; color: var(--silver); margin-bottom: 10px; }
.dtoc ol { list-style: none; border-left: 1px solid rgba(17,24,39,0.08); }
.dtoc li a { display: block; color: var(--graphite); padding: 5px 0 5px 14px; border-left: 2px solid transparent; margin-left: -1px; line-height: 1.45; }
.dtoc li a:hover { color: var(--ink); text-decoration: none; }
.dtoc li a.active { color: var(--blue); border-left-color: var(--blue); font-weight: 600; }
.dtoc li.lvl3 a { padding-left: 26px; font-size: 12.5px; }
.dtoc:not(:has(li)) { visibility: hidden; }

/* ── Search modal ────────────────────────────────────────────── */
.dsearch { position: fixed; inset: 0; z-index: 200; background: rgba(17,24,39,0.35); display: grid; place-items: start center; padding: min(12vh, 110px) 16px 16px; }
.dsearch[hidden], .dscrim[hidden] { display: none; }
.dsearch-panel {
  width: min(640px, 100%); background: #fff; border-radius: 20px; overflow: hidden;
  box-shadow: 0 40px 90px rgba(16,24,40,0.3), inset 0 0 0 1px rgba(17,24,39,0.06);
}
.dsearch-bar { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid rgba(17,24,39,0.07); }
.dsearch-bar input { flex: 1; min-width: 0; font: 500 16px var(--font-body); color: var(--ink); border: none; outline: none; background: none; }
.dsearch-close { font: 600 11px var(--font-mono); color: var(--graphite); background: rgba(17,24,39,0.05); border: 1px solid var(--dust); border-radius: 8px; padding: 6px 9px; min-height: 32px; }
.dsearch-results { list-style: none; max-height: min(50vh, 420px); overflow-y: auto; padding: 8px; }
.dsearch-results a { display: block; padding: 11px 14px; border-radius: 12px; }
.dsearch-results a:hover, .dsearch-results li[aria-selected="true"] a { background: rgba(36,107,254,0.07); text-decoration: none; }
.dsearch-results strong { display: block; font: 600 14.5px var(--font-body); color: var(--ink); }
.dsearch-results span { display: block; font: 500 12.5px var(--font-body); color: var(--graphite); margin-top: 2px; }
.dsearch-results em { font-style: normal; font: 600 11px var(--font-body); color: var(--blue); text-transform: uppercase; letter-spacing: 0.06em; }
.dsearch-empty, .dsearch-fail { padding: 18px 22px; font: 500 14px var(--font-body); color: var(--graphite); }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1280px) {
  .dlayout { grid-template-columns: var(--dside-w) minmax(0, 1fr); gap: 0 36px; }
  .dtoc { display: none; }
}
@media (max-width: 1024px) {
  .dnav-toggle { display: inline-flex; }
  .dlayout { grid-template-columns: minmax(0, 1fr); padding-left: 18px; padding-right: 18px; }
  .dsidebar {
    position: fixed; top: 0; bottom: 0; left: 0; z-index: 150;
    width: min(320px, 86vw); background: #fff; border-right: none;
    box-shadow: 0 30px 80px rgba(16,24,40,0.25);
    transform: translateX(-105%); transition: transform 0.3s var(--ease-out);
    padding-top: 10px;
  }
  .dsidebar.open { transform: none; }
  .dsidebar-inner { position: static; max-height: 100vh; height: 100%; padding: 18px 16px calc(30px + env(safe-area-inset-bottom, 0px)); }
  .dmain { max-width: 760px; margin: 0 auto; }
  .dhead-link:not(.dhead-x) { display: none; }
}
@media (max-width: 640px) {
  .dsearch-btn span { display: none; }
  .dsearch-btn kbd { display: none; }
  .dbrand em { display: none; }
  .dhead-x { display: none; }
  .dnav-word { display: none; }
  .cardrow { grid-template-columns: 1fr; }
  .dpagenav { grid-template-columns: 1fr; }
  .pn.next { text-align: left; }
  .dmeta { gap: 8px; }
}

/* ── Reduced motion ──────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001s !important; transition-duration: 0.001s !important; }
  html { scroll-behavior: auto; }
}

/* ── Print (whitepaper & articles) ───────────────────────────── */
@media print {
  .dhead, .dsidebar, .dtoc, .dpagenav, .dcrumbs, .dprint, .dsearch, .skip-link, .dscrim, .dnav-toggle { display: none !important; }
  .dlayout { display: block; padding: 0; }
  .dmain { max-width: none; padding: 0; }
  body { background: #fff; }
  .darticle h1 { font-size: 26pt; }
  .darticle h2 { font-size: 16pt; page-break-after: avoid; }
  .dfig, .tscroll, .callout { break-inside: avoid; box-shadow: none; border: 1px solid #ddd; }
  a { color: inherit; text-decoration: none; }
  .dfoot { border-top: 1px solid #ccc; }
}