/* Codalus IDE website. Dark, violet from the logo, amber as the second accent ("Night Shift"). */

@font-face {
  font-family: "Schibsted Grotesk";
  src: url("fonts/schibsted-grotesk.woff2") format("woff2");
  font-weight: 400 900;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("fonts/jetbrains-mono.woff2") format("woff2");
  font-weight: 100 800;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --bg: #0e0b17;
  --bg-sunk: #0b0913;
  --bg-raised: #120e1d;
  --surface: #161222;
  --surface-hover: #1b1530;
  --surface-strong: #221a3a;
  --line: #241e36;
  --line-card: #261f38;
  --line-strong: #2e2744;
  --line-accent: #3a3152;
  --line-hover: #4a4066;
  --text: #eeeaf7;
  --text-soft: #d3cce2;
  --text-body: #b8b0cb;
  --text-muted: #ada5c0;
  --text-faint: #9890ae;
  --violet: #b79bff;
  --violet-link: #c3a8ff;
  --violet-link-hover: #e2d5ff;
  --violet-fill: #6b3ddb;
  --violet-fill-hover: #7a4ce8;
  --violet-border: #9a6cff;
  --violet-ink: #2a1366;
  --amber: #f2b544;
  --amber-ink: #1a1305;
  --font: "Schibsted Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Menlo, Consolas, monospace;
  --gutter: clamp(16px, 4vw, 32px);
  --section: clamp(88px, 10vw, 140px);
  --ease-out: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-padding-top: 24px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.55;
}

a { color: var(--violet-link); }
a:hover { color: var(--violet-link-hover); }
:focus-visible { outline: 2px solid var(--violet-border); outline-offset: 3px; border-radius: 4px; }

img { max-width: 100%; }
code, kbd, pre { font-family: var(--mono); }
p code, span code { font-size: 0.88em; color: #dcd5ea; }

.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 10;
  background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 12px; }

.container { max-width: 1240px; margin: 0 auto; padding-inline: var(--gutter); }
.container-wide { max-width: 1360px; margin: 0 auto; padding-inline: var(--gutter); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Header */

.site-header { border-bottom: 1px solid var(--line); }
.site-nav {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 12px 24px; padding-block: 14px;
}
.brand {
  display: flex; align-items: center; gap: 10px; min-height: 44px;
  color: var(--text); text-decoration: none; font-weight: 700; font-size: 19px; letter-spacing: -0.01em;
}
.brand:hover { color: var(--text); }
.brand-sub { font-weight: 400; color: var(--violet); }
.brand-section { font-weight: 500; font-size: 14px; color: var(--text-faint); border-left: 1px solid var(--line-accent); padding-left: 10px; }
.nav-links { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; font-size: 15px; font-weight: 500; }
.nav-links a { color: #cfc8de; text-decoration: none; padding: 12px; display: inline-flex; align-items: center; gap: 8px; }
.nav-links a:hover { color: #fff; box-shadow: inset 0 -2px 0 var(--line-hover); }
.nav-links a[aria-current="page"] { color: #fff; box-shadow: inset 0 -2px 0 var(--violet-border); }
.nav-links .button { margin-left: 8px; padding: 11px 18px; }
.nav-links .button:hover { box-shadow: none; }

/* Buttons */

.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px;
  padding: 14px 26px; border-radius: 10px; font-weight: 600; font-size: 17px; text-decoration: none;
  background: var(--violet-fill); color: #fff; border: 1px solid var(--violet-fill);
}
.nav-links a.button { color: #fff; border-radius: 8px; min-height: 44px; }
.button:hover { background: var(--violet-fill-hover); border-color: var(--violet-fill-hover); color: #fff; }
.button-quiet { background: transparent; color: var(--text); border-color: var(--line-accent); }
.button-quiet:hover { background: var(--surface); border-color: var(--line-hover); color: var(--text); }
.button-small { min-height: 44px; padding: 10px 18px; font-size: 15px; border-radius: 8px; }
/* On the violet band */
.button-light { background: #fff; color: var(--violet-ink); border-color: #fff; font-weight: 700; }
.button-light:hover { background: #f1ebff; border-color: #f1ebff; color: var(--violet-ink); }
.button-ghost { background: transparent; color: #fff; border-color: #c9b6ff; }
.button-ghost:hover { background: rgba(255, 255, 255, 0.1); border-color: #fff; color: #fff; }
.button svg, .link-arrow svg { flex: none; }

.link-arrow { display: inline-flex; align-items: center; gap: 8px; padding: 12px 0; font-weight: 600; text-decoration: none; }

/* Type */

.eyebrow {
  margin: 0; font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--violet);
}
.display { margin: 0; font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
.display-xl { font-size: clamp(42px, 6.6vw, 92px); line-height: 0.98; }
.display-l { font-size: clamp(38px, 5.6vw, 76px); }
.accent { color: var(--violet); }
.heading { margin: 0; font-size: clamp(30px, 3.8vw, 50px); line-height: 1.08; letter-spacing: -0.03em; font-weight: 800; }
.lead { margin: 0; font-size: clamp(18px, 2vw, 21px); color: var(--text-body); max-width: 680px; }
.muted { color: var(--text-muted); }
.small { font-size: 15px; }
.fineprint { margin: 0; font-size: 14px; color: var(--text-faint); }

.section { padding-top: var(--section); }
.section-head { display: flex; flex-direction: column; gap: 14px; max-width: 760px; }
.head-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px 48px; margin-bottom: 40px; }
.head-row > p { margin: 0; flex: 1 1 380px; max-width: 520px; }
.page-intro { padding-top: clamp(48px, 7vw, 96px); display: flex; flex-direction: column; gap: 22px; align-items: flex-start; }
.page-intro .display { max-width: 980px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* Home: hero */

.hero { padding-top: clamp(56px, 8vw, 112px); display: flex; flex-wrap: wrap; align-items: flex-end; gap: 40px 64px; }
.hero-main { flex: 999 1 560px; min-width: 0; display: flex; flex-direction: column; gap: 24px; align-items: flex-start; }
.hero .lead { max-width: 640px; }
.pill {
  display: inline-flex; align-items: center; gap: 10px; border: 1px solid var(--line-accent); background: var(--surface);
  border-radius: 999px; padding: 8px 16px; font-size: 14px; color: #d9d2e8; text-decoration: none;
}
.pill:hover { color: var(--text); border-color: var(--line-hover); }
.pill-tag { background: var(--amber); color: var(--amber-ink); font-weight: 700; font-size: 12px; padding: 2px 8px; border-radius: 999px; letter-spacing: 0.02em; }

.facts {
  flex: 1 1 260px; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px;
  background: var(--line); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; font-size: 14px;
}
.facts div { background: var(--bg-raised); padding: 16px; }
.facts dt { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); }
.facts dd { margin: 4px 0 0; }
.facts .facts-link { grid-column: 1 / -1; padding: 6px 16px; }
.facts .facts-link a { display: inline-block; padding: 8px 0; font-size: 14px; }

/* Screenshots */

.shot {
  margin: 0; width: 100%; border: 1px solid var(--line-strong); border-radius: 14px; overflow: hidden; background: var(--surface);
}
.shot img { display: block; width: 100%; height: auto; aspect-ratio: 1280 / 800; }
.shot figcaption {
  padding: 18px 22px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: baseline;
}
.shot figcaption strong { font-weight: 700; }
.shot figcaption span { flex: 1 1 320px; color: var(--text-muted); font-size: 15px; }

/* A framed set of screenshots with tabs: the home page's viewer (a bar on top) and the Features tour (a rail beside). */
.viewer {
  margin-top: 56px; border: 1px solid var(--line-strong); border-radius: 16px; overflow: hidden; background: var(--surface);
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.55);
}
.viewer .shot { border: 0; border-radius: 0; }
.viewer .shot + .shot { border-top: 1px solid var(--line-strong); }
.viewer.is-tabbed .shot + .shot { border-top: 0; }
.tour { display: flex; flex-wrap: wrap; box-shadow: none; background: var(--bg-raised); }
.tour-shots { flex: 999 1 640px; min-width: 0; }

/* Tabs: a hidden tablist that site.js shows, each tab selecting one tabpanel */

.tabs[hidden] { display: none; }
[role="tabpanel"][hidden] { display: none; }
.tab {
  min-height: 44px; padding: 8px 16px; border-radius: 8px; border: 0; font: inherit; font-size: 14px; font-weight: 600;
  cursor: pointer; background: transparent; color: var(--text-muted); text-align: left;
}
.tab:hover { color: #fff; }
.tab[aria-selected="true"] { background: var(--surface-strong); color: #fff; }
.tabs-bar { display: flex; flex-wrap: wrap; gap: 4px; padding: 8px 10px; border-bottom: 1px solid var(--line-strong); }
.tabs-rail {
  flex: 1 1 220px; display: flex; flex-wrap: wrap; align-content: flex-start; gap: 2px; padding: 10px;
  border-right: 1px solid var(--line);
}
.tabs-rail .tab { flex: 1 1 180px; min-height: 40px; padding: 8px 12px; font-weight: 500; }
.tabs-rail .tab[aria-selected="true"] { box-shadow: inset 3px 0 0 var(--violet-border); }
.tabs-os { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 12px; margin-bottom: 16px; }
.tabs-os .tab {
  min-height: 76px; padding: 16px 20px; border-radius: 12px; display: flex; flex-direction: column; gap: 2px;
  background: var(--bg-raised); border: 1px solid var(--line-strong); color: var(--text);
}
.tabs-os .tab:hover { border-color: var(--line-hover); }
.tabs-os .tab[aria-selected="true"] { background: var(--surface-strong); border-color: var(--violet-border); }
.tab-name { font-size: 20px; font-weight: 700; }
.tab-req { font-family: var(--mono); font-size: 12px; font-weight: 400; color: var(--text-muted); }

/* Cards and grids */

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); }
.grid-wide { grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--line-card); border-radius: 14px; padding: 24px;
  display: flex; flex-direction: column; gap: 10px;
}
.card h2, .card h3 { margin: 0; font-size: 19px; font-weight: 700; line-height: 1.3; }
.card p { margin: 0; color: var(--text-muted); font-size: 15px; }
.card-outline { background: transparent; border-color: var(--line-strong); }
.card .link-arrow { margin-top: auto; }
.icon { color: var(--violet); }

/* Home: the features in three groups */

.groups { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); }
.group { padding: 28px; gap: 22px; }
.group-head { display: flex; align-items: center; gap: 12px; }
.group-head h3 { font-size: 22px; letter-spacing: -0.01em; }
.group-icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: var(--surface-strong); color: var(--violet); }
.group-icon-amber { background: #2b2110; color: var(--amber); }
.group-item { display: flex; flex-direction: column; gap: 4px; }
.group-item h4 { margin: 0; font-size: 17px; }

/* Home: architecture */

.panel {
  background: var(--bg-raised); border: 1px solid var(--line-card); border-radius: 20px; padding: clamp(28px, 4vw, 56px);
}
.split-text { flex: 1 1 340px; min-width: 0; display: flex; flex-direction: column; gap: 16px; }
.split-text p { margin: 0; color: var(--text-body); }
.arch { display: flex; flex-wrap: wrap; gap: 48px; align-items: center; }
.arch-diagram { flex: 1.2 1 440px; min-width: 0; display: flex; flex-direction: column; font-family: var(--mono); font-size: 13px; }
.arch-shell {
  border: 1px solid var(--violet-fill); background: var(--surface-strong); border-radius: 10px; padding: 16px 18px;
  display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap;
}
.arch-shell strong { font-size: 15px; }
.arch-shell span { color: #c9bdf0; }
.arch-wire { display: flex; justify-content: center; align-items: center; gap: 10px; padding: 12px 0; font-size: 12px; color: var(--text-faint); }
.arch-wire::before, .arch-wire::after {
  content: ""; width: 2px; height: 22px;
  background: repeating-linear-gradient(to bottom, var(--violet-border) 0 4px, transparent 4px 8px);
}
.arch-hosts {
  margin: 0; padding: 0; list-style: none; display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 150px), 1fr));
}
.arch-hosts li { border: 1px solid var(--line-strong); border-radius: 8px; padding: 12px; display: flex; flex-direction: column; gap: 2px; }
.arch-hosts li:hover { border-color: var(--violet-fill); background: var(--surface-hover); }
.arch-hosts li span:last-child { color: var(--text-faint); font-size: 12px; }

/* Home: principles */

.principles { display: grid; gap: 40px 32px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
.principles div { display: flex; flex-direction: column; gap: 10px; border-top: 2px solid var(--line-accent); padding-top: 20px; }
.principles div:first-child { border-top-color: var(--amber); }
.principles h3 { margin: 0; font-size: 20px; }
.principles p { margin: 0; color: var(--text-muted); font-size: 15px; }

/* The violet band that ends a page */

.band {
  border-radius: 20px; background: var(--violet-fill); color: #fff; padding: clamp(32px, 5vw, 72px);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 32px;
}
.band-text { flex: 1 1 460px; min-width: 0; display: flex; flex-direction: column; gap: 12px; }
.band h2 { margin: 0; font-size: clamp(30px, 4vw, 52px); line-height: 1.05; letter-spacing: -0.03em; font-weight: 800; }
.band p { margin: 0; color: #ece4ff; max-width: 580px; }
.band code { color: #fff; }

/* Features */

.themes figure { margin: 0; border: 1px solid var(--line-card); border-radius: 12px; overflow: hidden; background: var(--surface); }
.themes img { display: block; width: 100%; height: auto; aspect-ratio: 1280 / 800; }
.themes figcaption { padding: 14px 16px; display: flex; flex-direction: column; gap: 2px; }
.themes figcaption strong { display: flex; align-items: baseline; gap: 8px; }
.themes figcaption strong span { font-family: var(--mono); font-size: 12px; font-weight: 500; color: var(--text-faint); }
.themes figcaption > span { font-size: 14px; color: var(--text-muted); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px; }
.chips a {
  display: inline-flex; align-items: center; min-height: 40px; padding: 8px 14px; border: 1px solid var(--line-accent);
  border-radius: 999px; color: #d9d2e8; text-decoration: none; font-size: 14px;
}
.chips a:hover { border-color: var(--violet-border); color: #fff; }
.feature-lists { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr)); align-items: start; }
.feature-lists > div { scroll-margin-top: 24px; gap: 14px; }
.feature-lists h3 { font-size: 20px; letter-spacing: -0.01em; }
.feature-lists ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 9px; font-size: 15px; color: #c4bcd6; }
.feature-lists li { position: relative; padding-left: 16px; }
.feature-lists li::before {
  content: ""; position: absolute; left: 0; top: 0.62em; width: 6px; height: 6px; border-radius: 2px; background: var(--violet-border);
}

.rule-note {
  margin-top: 48px; border-top: 2px solid var(--amber); padding-top: 20px;
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 32px;
}
.rule-note p { margin: 0; flex: 1 1 520px; color: #d9d2e8; }

/* Notices */

.notice {
  border: 1px solid var(--line-accent); border-radius: 12px; padding: 20px 24px; background: var(--surface);
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 16px;
}
.notice p { margin: 0; color: #c3bcd3; font-size: 15px; }
.notice strong { color: var(--text); }
.notice-amber { border-color: #5a4a1e; background: #1e1910; }
.notice-amber, .notice-amber p { color: #e8dfc8; }
.notice-amber strong { color: #f2c66b; }
.notice-amber a { color: #f7d58c; }
.notice-amber a:hover { color: #ffe7b3; }

/* Download */

.intro-split {
  padding-top: clamp(48px, 7vw, 96px); display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 32px 64px;
}
.intro-split .page-intro { flex: 999 1 520px; min-width: 0; padding-top: 0; }
.requirements { flex: 1 1 340px; min-width: 0; border-top: 2px solid var(--amber); padding-top: 18px; display: flex; flex-direction: column; gap: 12px; }
.requirements > p { margin: 0; font-size: 14px; color: var(--text-muted); }
.requirements > p:first-child { font-size: 17px; font-weight: 700; color: var(--text); }
.requirements ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: 15px; }
.requirements li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 12px; border-bottom: 1px solid var(--line); padding-bottom: 8px; }
.requirements li span { font-family: var(--mono); font-size: 13px; color: var(--text-faint); }

.os-panel { border: 1px solid var(--line-card); border-radius: 16px; background: var(--surface); overflow: hidden; }
.os-panel + .os-panel { margin-top: 24px; }
.is-tabbed .os-panel + .os-panel { margin-top: 0; }
.os-head {
  padding: 22px 24px; border-bottom: 1px solid var(--line);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; align-items: baseline;
}
.is-tabbed .os-head { display: none; }
.os-head h2 { margin: 0; font-size: 22px; }
.os-head span { color: var(--text-muted); font-size: 15px; }
.file { padding: 22px 24px; border-bottom: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; }
.file-text { flex: 1 1 420px; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.file-title { display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: center; font-size: 18px; font-weight: 700; }
.file-name { font-family: var(--mono); font-size: 13px; color: #c9bdf0; overflow-wrap: anywhere; }
.file-note { color: var(--text-muted); font-size: 15px; }
.badge { background: var(--amber); color: var(--amber-ink); font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: 999px; }
.os-foot { padding: 20px 24px; background: var(--bg-raised); display: flex; flex-wrap: wrap; gap: 4px 16px; }
.os-foot strong { font-size: 15px; }
.os-foot span { flex: 1 1 420px; color: var(--text-muted); font-size: 15px; }
.repo-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 1fr)); }
.repo-grid .card { min-width: 0; }

.code {
  margin: 0; background: var(--bg-sunk); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px;
  overflow-x: auto; font-size: 12.5px; line-height: 1.7; color: #dcd5ea;
}
.code-wrap { position: relative; }
.code-wrap .code { padding-right: 84px; }
.copy {
  position: absolute; top: 6px; right: 6px; min-height: 36px; min-width: 64px; padding: 4px 12px; border-radius: 8px; cursor: pointer;
  background: var(--surface-strong); color: var(--text-soft); border: 1px solid var(--line-accent); font: inherit; font-size: 13px;
}
.copy:hover { color: var(--text); border-color: var(--line-hover); }
.copy.is-copied { color: #fff; border-color: var(--violet-border); }

/* Footer */

.site-footer { border-top: 1px solid var(--line); margin-top: var(--section); }
.footer-inner { padding-block: 56px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 40px; font-size: 15px; }
.footer-brand { flex: 1 1 280px; display: flex; flex-direction: column; gap: 10px; max-width: 360px; }
.footer-brand div { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.footer-brand p { margin: 0; color: var(--text-muted); }
.footer-brand .footer-fonts { font-size: 13px; color: var(--text-faint); }
.footer-fonts a { color: var(--text-faint); }
.footer-fonts a:hover { color: var(--text); }
.footer-cols { display: flex; flex-wrap: wrap; gap: 48px; }
.footer-cols div { display: flex; flex-direction: column; gap: 8px; }
.footer-cols span { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); }
.footer-cols a { color: var(--text-soft); text-decoration: none; }
.footer-cols a:hover { color: #fff; }

/* Docs */

.docs { display: flex; flex-wrap: wrap; gap: 40px 48px; align-items: flex-start; padding-top: 32px; }
.docs-nav { flex: 1 1 240px; max-width: 280px; font-size: 15px; }
.docs-nav summary {
  display: none; cursor: pointer; min-height: 44px; align-items: center; padding: 10px 14px;
  border: 1px solid var(--line-accent); border-radius: 10px; font-weight: 600;
}
.docs-nav-body { display: flex; flex-direction: column; gap: 28px; }
.docs-group { display: flex; flex-direction: column; gap: 2px; }
.docs-group-title { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); padding: 0 12px 8px; }
.docs-group a { text-decoration: none; color: #c4bcd6; padding: 6px 12px; border-radius: 6px; line-height: 1.35; }
.docs-group a:hover { color: #fff; background: var(--surface-hover); }
.docs-group a[aria-current="page"] { color: #fff; background: var(--surface-strong); font-weight: 600; box-shadow: inset 2px 0 0 var(--violet-border); }

.search { position: relative; display: flex; flex-direction: column; gap: 6px; }
.search label { font-size: 13px; color: var(--text-muted); }
.search input {
  min-height: 44px; width: 100%; background: var(--bg-raised); border: 1px solid var(--line-accent); border-radius: 10px;
  padding: 10px 12px; color: var(--text); font: inherit; font-size: 15px;
}
.search input:focus { border-color: var(--violet-border); }
.search input::placeholder { color: #7f7895; }
.search-results {
  margin: 4px 0 0; padding: 6px; list-style: none; background: var(--surface); border: 1px solid var(--line-accent);
  border-radius: 10px; display: flex; flex-direction: column; gap: 2px; max-height: 60vh; overflow-y: auto;
}
.search-results[hidden] { display: none; }
.search-results a { display: flex; flex-direction: column; gap: 2px; padding: 8px 10px; border-radius: 6px; text-decoration: none; color: var(--text); }
.search-results a:hover, .search-results a:focus-visible { background: var(--surface-strong); }
.search-results small { color: var(--text-muted); font-size: 13px; }
.search-results .empty { padding: 8px 10px; color: var(--text-muted); }

.docs-main { flex: 999 1 560px; min-width: 0; max-width: 820px; }
.breadcrumb { margin: 0 0 12px; font-size: 14px; color: var(--text-faint); }
.breadcrumb a { color: var(--text-muted); }

.docs-toc {
  flex: 1 1 200px; max-width: 260px; min-width: 0; display: flex; flex-direction: column; font-size: 14px;
  border-left: 1px solid var(--line); padding-left: 16px; position: sticky; top: 24px;
}
.docs-toc span { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); padding-bottom: 8px; }
.docs-toc a { padding: 5px 0; color: var(--text-muted); text-decoration: none; line-height: 1.35; }
.docs-toc a:hover { color: #fff; }

.prose { line-height: 1.65; color: var(--text-soft); }
.prose > :first-child { margin-top: 0; }
.prose h1 { margin: 0 0 20px; font-size: clamp(36px, 4.6vw, 56px); line-height: 1.05; letter-spacing: -0.035em; font-weight: 800; color: var(--text); }
.prose h2 { margin: 48px 0 12px; font-size: 28px; line-height: 1.2; letter-spacing: -0.02em; font-weight: 800; color: var(--text); }
.prose h3 { margin: 32px 0 8px; font-size: 21px; line-height: 1.3; font-weight: 700; color: var(--text); }
.prose h4 { margin: 24px 0 8px; font-size: 17px; font-weight: 700; color: var(--text); }
.prose p, .prose ul, .prose ol, .prose table, .prose pre, .prose blockquote { margin: 0 0 16px; }
.prose ul, .prose ol { padding-left: 24px; }
.prose li + li { margin-top: 6px; }
.prose li > ul, .prose li > ol { margin: 6px 0 0; }
.prose strong { color: var(--text); }
.prose code { font-size: 0.86em; background: var(--surface); border-radius: 4px; padding: 1px 6px; color: #dcd5ea; overflow-wrap: anywhere; }
.prose p, .prose li { overflow-wrap: break-word; }
.prose pre { background: var(--bg-sunk); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; overflow-x: auto; line-height: 1.7; }
.prose pre code { background: none; padding: 0; font-size: 13.5px; overflow-wrap: normal; }
.prose blockquote { border: 1px solid var(--line-card); background: var(--surface); border-radius: 12px; padding: 16px 18px; color: #d3cce2; }
.prose blockquote > :last-child { margin-bottom: 0; }
.prose table { display: block; overflow-x: auto; border-collapse: collapse; font-size: 15px; max-width: 100%; }
.prose th, .prose td { border: 1px solid var(--line-strong); padding: 10px 14px; text-align: left; vertical-align: top; }
.prose th { background: var(--surface); color: var(--text); }
.prose td code { white-space: nowrap; }
.prose img { border-radius: 8px; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }
.heading-anchor { margin-left: 8px; color: var(--text-faint); text-decoration: none; opacity: 0; font-weight: 400; }
.prose h2:hover .heading-anchor, .prose h3:hover .heading-anchor, .heading-anchor:focus-visible { opacity: 1; }

.docs-pager { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 20px; }
.docs-pager .edit { align-self: flex-start; color: var(--text-muted); font-size: 14px; padding: 10px 0; }
.docs-pager .pager-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 12px; }
.docs-pager .pager-links a {
  text-decoration: none; border: 1px solid var(--line-strong); border-radius: 12px; padding: 16px 18px;
  display: flex; flex-direction: column; gap: 2px; color: var(--text); font-weight: 600;
}
.docs-pager .pager-links a[rel="next"] { text-align: right; grid-column: -2; }
.docs-pager .pager-links a:hover { border-color: var(--violet-fill); }
.docs-pager small { font-size: 13px; font-weight: 400; color: var(--text-faint); }

@media (max-width: 1180px) {
  .docs-toc { display: none; }
}

@media (max-width: 860px) {
  .docs { gap: 24px; }
  .docs-nav { max-width: none; flex-basis: 100%; }
  .docs-nav summary { display: flex; }
  .docs-nav[open] summary { margin-bottom: 20px; }
  .tabs-rail { border-right: 0; border-bottom: 1px solid var(--line); }
}

/* Motion: content rises in as a page loads and as it scrolls into view, cards lift under the pointer, a new tab's panel
   fades in, and the architecture diagram's wire flows. None of it for visitors who ask for reduced motion. */

@media (prefers-reduced-motion: no-preference) {
  @keyframes rise { from { opacity: 0; translate: 0 18px; } }
  @keyframes fade-in { from { opacity: 0; translate: 0 6px; } }
  @keyframes flow { to { background-position: 0 8px; } }
  @keyframes glow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(154, 108, 255, 0); }
    50% { box-shadow: 0 0 0 6px rgba(154, 108, 255, 0.16); }
  }
  @keyframes pop { 40% { scale: 1.08; } }

  .rise { animation: rise 0.7s var(--ease-out) backwards; }
  .rise-1 { animation-delay: 0.08s; }
  .rise-2 { animation-delay: 0.16s; }
  .rise-3 { animation-delay: 0.24s; }
  .rise-4 { animation-delay: 0.32s; }
  .rise-5 { animation-delay: 0.42s; }

  /* Scroll-driven where the browser has it; elsewhere the content simply shows. */
  @supports (animation-timeline: view()) {
    .reveal { animation: rise linear backwards; animation-timeline: view(); animation-range: entry 0% entry 35%; }
  }

  .is-tabbed [role="tabpanel"]:not([hidden]) { animation: fade-in 0.4s ease backwards; }
  .arch-wire::before, .arch-wire::after { animation: flow 0.9s linear infinite; }
  .arch-shell { animation: glow 3s ease-in-out infinite; }
  .copy.is-copied { animation: pop 0.35s ease; }

  .button, .tab, .pill, .nav-links a, .chips a, .copy, .docs-group a, .docs-toc a, .arch-hosts li {
    transition: background-color 150ms, border-color 150ms, color 150ms, box-shadow 200ms, transform 150ms, filter 150ms;
  }
  .button:hover { transform: translateY(-1px); }
  .button:active { transform: none; }
  .link-arrow svg, .pill svg { transition: transform 200ms ease; }
  .link-arrow:hover svg, .pill:hover svg { transform: translateX(4px); }
  .docs-toc a:hover { transform: translateX(3px); }

  .lift { transition: transform 250ms ease, border-color 250ms ease, box-shadow 250ms ease; }
  .lift:hover { transform: translateY(-4px); border-color: var(--line-hover); box-shadow: 0 20px 44px rgba(0, 0, 0, 0.4); }
  .themes img { transition: transform 500ms ease; }
  .themes figure:hover img { transform: scale(1.03); }
}