:root {
  color-scheme: light;
  --canvas: #f7f8f9;
  --surface: #ffffff;
  --surface-2: #f1f3f4;
  --surface-3: #e8ecef;
  --ink: #17191c;
  --muted: #62676d;
  --subtle: #8b9198;
  --rule: #d8dde1;
  --accent: #e76915;
  --accent-soft: #fff3eb;
  --blue: #277ac2;
  --blue-soft: #eaf5fb;
  --green: #26734d;
  --green-soft: #edf7f1;
  --danger: #a8332a;
  --sidebar-width: 286px;
  --toc-width: 220px;
  --topbar-height: 62px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --canvas: #151719;
  --surface: #1b1d20;
  --surface-2: #24272b;
  --surface-3: #30343a;
  --ink: #f4f5f6;
  --muted: #b5bbc1;
  --subtle: #858c93;
  --rule: #373c42;
  --accent: #f27a2b;
  --accent-soft: #342319;
  --blue: #72b8ee;
  --blue-soft: #1b2a35;
  --green: #73c79b;
  --green-soft: #1a2b23;
  --danger: #ff8a80;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--canvas); color: var(--ink); }
button, input { font: inherit; }
button { color: inherit; }
a { color: inherit; }
svg { display: block; }
[hidden] { display: none !important; }

.auth-boot {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--canvas);
}
.auth-boot-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}
.auth-boot-inner img { width: 28px; height: 28px; }

.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px 18px;
  background:
    radial-gradient(ellipse 80% 60% at 100% 0%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 55%),
    radial-gradient(ellipse 70% 50% at 0% 100%, color-mix(in srgb, var(--blue) 12%, transparent), transparent 50%),
    var(--canvas);
}
.login-panel {
  width: min(400px, 100%);
  padding: 32px 28px 28px;
  border: 1px solid var(--rule);
  background: var(--surface);
}
.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.login-brand img { width: 34px; height: 34px; }
.login-brand strong { display: block; font-size: 14px; line-height: 1.1; }
.login-brand small { display: block; margin-top: 3px; color: var(--muted); font-size: 12px; }
.login-panel h1 {
  margin: 0 0 8px;
  font-size: 28px;
  line-height: 1.15;
  font-weight: 760;
  letter-spacing: -0.02em;
}
.login-lead {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}
.login-form { display: grid; gap: 14px; }
.login-form label { display: grid; gap: 6px; }
.login-form label span {
  color: var(--subtle);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.login-form input {
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--rule);
  border-radius: 5px;
  background: var(--surface-2);
  color: var(--ink);
  outline: none;
}
.login-form input:focus {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--rule));
  background: var(--surface);
}
.login-error {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--rule));
  background: color-mix(in srgb, var(--danger) 10%, var(--surface));
  color: var(--danger);
  font-size: 13px;
  line-height: 1.4;
}
.login-submit {
  height: 42px;
  margin-top: 4px;
  border: 0;
  border-radius: 5px;
  background: var(--accent);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
}
.login-submit:hover:not(:disabled) { filter: brightness(1.05); }
.login-submit:disabled { opacity: 0.75; cursor: wait; }
.login-submit svg { width: 16px; height: 16px; animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.user-chip {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) 32px;
  gap: 8px;
  align-items: center;
  padding: 8px;
  margin-bottom: 6px;
  border: 1px solid var(--rule);
  border-radius: 5px;
  background: var(--surface-2);
}
.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 5px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
}
.user-meta { min-width: 0; display: grid; }
.user-meta strong {
  font-size: 12px;
  font-weight: 650;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.user-meta small {
  color: var(--subtle);
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.logout-button { width: 32px; height: 32px; }

.app-shell { min-height: 100vh; }
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  background: var(--surface);
  border-right: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  z-index: 30;
}
.brand {
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 20px;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
}
.brand img { width: 31px; height: 31px; }
.brand span { display: grid; line-height: 1.05; }
.brand strong { font-size: 14px; letter-spacing: 0; }
.brand small { color: var(--muted); font-size: 12px; margin-top: 3px; }
#primary-nav { padding: 18px 12px 24px; overflow-y: auto; flex: 1; }
.nav-group + .nav-group { margin-top: 22px; }
.nav-group h2 {
  margin: 0 8px 7px;
  color: var(--subtle);
  font-size: 11px;
  line-height: 1.3;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0;
}
.nav-item {
  min-height: 34px;
  padding: 7px 8px;
  border-radius: 5px;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  text-decoration: none;
  font-size: 13px;
  line-height: 1.35;
}
.nav-item:hover { background: var(--surface-2); color: var(--ink); }
.nav-item.active { background: var(--accent-soft); color: var(--ink); font-weight: 650; }
.nav-item.active::before { content: ""; width: 3px; align-self: stretch; background: var(--accent); margin-left: -8px; }
.nav-item svg { width: 15px; height: 15px; color: var(--accent); flex: 0 0 auto; }
.sidebar-footer { padding: 12px; border-top: 1px solid var(--rule); display: grid; gap: 4px; }
.sidebar-footer a { padding: 8px; display: flex; align-items: center; gap: 9px; border-radius: 5px; text-decoration: none; color: var(--muted); font-size: 12px; }
.sidebar-footer a:hover { color: var(--ink); background: var(--surface-2); }
.sidebar-footer svg { width: 16px; height: 16px; color: var(--blue); }

.workspace { margin-left: var(--sidebar-width); min-width: 0; overflow-x: hidden; }
.topbar {
  height: var(--topbar-height);
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 24px;
}
.breadcrumb { min-width: 0; display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--subtle); white-space: nowrap; overflow: hidden; }
.breadcrumb span, .breadcrumb strong { overflow: hidden; text-overflow: ellipsis; }
.breadcrumb strong { color: var(--muted); font-weight: 600; }
.breadcrumb svg { width: 13px; height: 13px; flex: 0 0 auto; }
.topbar-actions { display: flex; align-items: center; gap: 8px; }
.icon-button {
  width: 36px;
  height: 36px;
  border: 1px solid var(--rule);
  border-radius: 5px;
  background: var(--surface);
  display: inline-grid;
  place-items: center;
  cursor: pointer;
}
.icon-button:hover { background: var(--surface-2); }
.icon-button svg { width: 18px; height: 18px; }
.search-trigger {
  height: 36px;
  width: 260px;
  border: 1px solid var(--rule);
  border-radius: 5px;
  background: var(--surface-2);
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 10px;
  cursor: pointer;
  text-align: left;
}
.search-trigger:hover { border-color: var(--subtle); }
.search-trigger svg { width: 16px; height: 16px; }
.search-trigger span { flex: 1; font-size: 13px; }
kbd { font-size: 11px; padding: 2px 5px; border: 1px solid var(--rule); border-bottom-width: 2px; border-radius: 4px; background: var(--surface); }
.mobile-menu { display: none; }

.content-layout {
  width: min(1260px, calc(100vw - var(--sidebar-width)));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 820px) var(--toc-width);
  justify-content: center;
  gap: 64px;
  padding: 54px 44px 100px;
}
.document { min-width: 0; outline: none; }
.doc-meta { display: flex; align-items: center; gap: 16px; color: var(--subtle); font-size: 11px; text-transform: uppercase; font-weight: 700; margin-bottom: 16px; }
.doc-meta span + span::before { content: ""; display: inline-block; width: 3px; height: 3px; border-radius: 50%; background: var(--subtle); margin: 0 16px 2px 0; }
.toc { position: sticky; top: calc(var(--topbar-height) + 32px); align-self: start; border-left: 1px solid var(--rule); padding-left: 18px; max-height: calc(100vh - var(--topbar-height) - 64px); overflow-y: auto; }
.toc.empty { display: none; }
.toc-title { font-size: 11px; text-transform: uppercase; font-weight: 750; color: var(--subtle); margin-bottom: 10px; }
#toc-nav { display: grid; gap: 2px; }
.toc-link { color: var(--muted); text-decoration: none; font-size: 12px; line-height: 1.4; padding: 5px 0; }
.toc-link:hover { color: var(--accent); }
.toc-link.depth-3 { padding-left: 12px; color: var(--subtle); }

.markdown-body { font-size: 16px; line-height: 1.72; color: var(--ink); }
.markdown-body > h1:first-child { margin-top: 0; }
.markdown-body h1 { font-size: 42px; line-height: 1.08; margin: 0 0 28px; font-weight: 760; letter-spacing: 0; }
.markdown-body h2 { font-size: 26px; line-height: 1.2; margin: 52px 0 16px; padding-top: 8px; font-weight: 720; letter-spacing: 0; scroll-margin-top: 92px; }
.markdown-body h3 { font-size: 19px; line-height: 1.3; margin: 32px 0 10px; scroll-margin-top: 92px; }
.heading-anchor { opacity: 0; color: var(--accent); text-decoration: none; font-size: .7em; margin-left: 8px; }
.markdown-body h2:hover .heading-anchor, .markdown-body h3:hover .heading-anchor { opacity: 1; }
.markdown-body p { margin: 0 0 18px; color: color-mix(in srgb, var(--ink) 88%, var(--muted)); }
.markdown-body strong { color: var(--ink); }
.markdown-body a { color: var(--blue); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--blue) 35%, transparent); text-underline-offset: 3px; }
.markdown-body a:hover { text-decoration-color: var(--blue); }
.markdown-body ul, .markdown-body ol { padding-left: 24px; margin: 0 0 20px; }
.markdown-body li { margin: 6px 0; padding-left: 3px; }
.markdown-body li::marker { color: var(--accent); }
.markdown-body blockquote { margin: 24px 0; padding: 14px 18px; border-left: 4px solid var(--accent); background: var(--accent-soft); color: var(--ink); }
.markdown-body blockquote p:last-child { margin-bottom: 0; }
.markdown-body hr { border: 0; border-top: 1px solid var(--rule); margin: 40px 0; }
.markdown-body code { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; font-size: .88em; background: var(--surface-2); border: 1px solid var(--rule); border-radius: 4px; padding: 2px 5px; }
.markdown-body pre { position: relative; background: #17191c; color: #eef1f3; border: 1px solid #2e3338; padding: 18px 20px; border-radius: 6px; overflow: auto; line-height: 1.55; }
.markdown-body pre code { color: inherit; background: transparent; border: 0; padding: 0; font-size: 13px; }
.copy-button { position: absolute; top: 8px; right: 8px; width: 30px; height: 30px; border: 1px solid #41474e; border-radius: 4px; background: #24282c; color: #cbd0d5; display: grid; place-items: center; cursor: pointer; }
.copy-button:hover { color: #fff; }
.copy-button svg { width: 15px; height: 15px; }
.table-scroll { margin: 24px 0 32px; border: 1px solid var(--rule); overflow-x: auto; }
.markdown-body table { width: 100%; border-collapse: collapse; min-width: 620px; font-size: 13px; line-height: 1.45; }
.markdown-body th { background: var(--surface-2); color: var(--ink); text-align: left; font-weight: 700; }
.markdown-body th, .markdown-body td { padding: 11px 13px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.markdown-body tr:last-child td { border-bottom: 0; }
.markdown-body tbody tr:hover { background: color-mix(in srgb, var(--blue-soft) 40%, transparent); }
.diagram-shell { margin: 28px 0 36px; border: 1px solid var(--rule); background: var(--surface); overflow: hidden; }
.diagram-toolbar { height: 40px; display: flex; align-items: center; justify-content: space-between; padding: 0 8px 0 14px; border-bottom: 1px solid var(--rule); color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; }
.diagram-expand { width: 28px; height: 28px; display: grid; place-items: center; border: 0; background: transparent; border-radius: 4px; cursor: pointer; color: var(--muted); }
.diagram-expand:hover { background: var(--surface-2); color: var(--ink); }
.diagram-expand svg { width: 15px; height: 15px; }
.mermaid { padding: 24px; display: grid; place-items: center; overflow-x: auto; }
.mermaid svg { max-width: 100%; height: auto; }

.page-nav { border-top: 1px solid var(--rule); margin-top: 64px; padding-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.page-nav > a { min-width: 0; display: flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; }
.page-nav > a.next { justify-content: flex-end; text-align: right; }
.page-nav svg { width: 19px; height: 19px; color: var(--accent); flex: 0 0 auto; }
.page-nav span { min-width: 0; font-size: 13px; font-weight: 650; }
.page-nav small { display: block; color: var(--subtle); font-size: 10px; font-weight: 650; text-transform: uppercase; margin-bottom: 4px; }

.content-layout.home-layout {
  width: min(980px, calc(100vw - var(--sidebar-width)));
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding-top: 40px;
  padding-inline: 44px;
}
.home-hero {
  position: relative;
  margin: 0 0 56px;
  padding: 36px 40px 40px;
  border: 1px solid var(--rule);
  background:
    radial-gradient(ellipse 90% 80% at 100% 0%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 55%),
    radial-gradient(ellipse 70% 60% at 0% 100%, color-mix(in srgb, var(--blue) 10%, transparent), transparent 50%),
    var(--surface);
  overflow: hidden;
}
.home-hero::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 280px;
  height: 280px;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  border-radius: 50%;
  pointer-events: none;
}
.home-kicker {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.home-hero h1 {
  margin: 0 0 16px;
  max-width: 14ch;
  font-size: clamp(32px, 4.4vw, 46px);
  line-height: 1.08;
  font-weight: 760;
  letter-spacing: -0.02em;
}
.home-lead {
  margin: 0 0 28px;
  max-width: 52ch;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}
.home-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.home-btn {
  height: 42px;
  padding: 0 16px;
  border: 1px solid var(--rule);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.home-btn:hover { background: var(--surface-2); }
.home-btn.primary {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--rule));
  background: var(--accent);
  color: #fff;
}
.home-btn.primary:hover { filter: brightness(1.05); background: var(--accent); }
.home-btn svg { width: 17px; height: 17px; }
.home-section { margin-bottom: 48px; }
.home-section-head { margin-bottom: 18px; }
.home-section-head h2 {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--subtle);
}
.home-section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
}
.home-products {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.home-product {
  display: grid;
  gap: 10px;
  padding: 22px 22px 18px;
  border: 1px solid var(--rule);
  background: var(--surface);
  text-decoration: none;
  color: inherit;
  transition: border-color .15s ease, background .15s ease;
}
.home-product:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--rule));
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--surface));
}
.home-product-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--rule);
  background: var(--surface-2);
}
.home-product-icon.accent { background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 30%, var(--rule)); color: var(--accent); }
.home-product-icon.blue { background: var(--blue-soft); border-color: color-mix(in srgb, var(--blue) 30%, var(--rule)); color: var(--blue); }
.home-product-icon svg { width: 18px; height: 18px; }
.home-product strong { font-size: 20px; font-weight: 720; letter-spacing: -0.01em; }
.home-product > span { color: var(--muted); font-size: 14px; line-height: 1.45; }
.home-product em {
  margin-top: 6px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-style: normal;
  font-size: 13px;
  font-weight: 650;
  color: var(--accent);
}
.home-product em svg { width: 15px; height: 15px; }
.home-paths {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.home-path {
  display: grid;
  gap: 8px;
  padding: 18px 18px 16px;
  border: 1px solid var(--rule);
  background: var(--surface);
  text-decoration: none;
  color: inherit;
  transition: border-color .15s ease, background .15s ease;
}
.home-path:hover {
  border-color: color-mix(in srgb, var(--blue) 40%, var(--rule));
  background: color-mix(in srgb, var(--blue-soft) 50%, var(--surface));
}
.home-path-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--blue);
}
.home-path-label svg { width: 15px; height: 15px; }
.home-path-label small {
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.home-path strong { font-size: 15px; line-height: 1.35; font-weight: 700; }
.home-path > span { color: var(--muted); font-size: 13px; line-height: 1.4; }
.home-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}
.home-links a {
  min-height: 48px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--rule);
  background: var(--surface);
  text-decoration: none;
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  transition: background .15s ease, border-color .15s ease;
}
.home-links a:hover {
  background: var(--surface-2);
  border-color: color-mix(in srgb, var(--subtle) 40%, var(--rule));
}
.home-links svg { width: 16px; height: 16px; color: var(--accent); flex: 0 0 auto; }



dialog { color: var(--ink); }
.search-dialog { width: min(720px, calc(100vw - 32px)); max-height: min(660px, calc(100vh - 60px)); padding: 0; border: 1px solid var(--rule); border-radius: 7px; background: var(--surface); box-shadow: 0 24px 70px rgb(0 0 0 / 28%); }
.search-dialog::backdrop, .diagram-dialog::backdrop { background: rgb(11 13 15 / 58%); backdrop-filter: blur(3px); }
.search-box { height: 58px; padding: 0 12px 0 18px; display: flex; align-items: center; gap: 12px; border-bottom: 1px solid var(--rule); }
.search-box > svg { width: 20px; height: 20px; color: var(--subtle); }
.search-box input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 16px; }
.search-status { padding: 10px 18px 4px; color: var(--subtle); font-size: 11px; text-transform: uppercase; font-weight: 700; }
.search-results { padding: 8px; overflow-y: auto; max-height: 560px; }
.search-result { padding: 12px 10px; display: grid; grid-template-columns: 34px minmax(0, 1fr) 20px; gap: 10px; text-decoration: none; border-radius: 5px; }
.search-result:hover { background: var(--surface-2); }
.search-result > svg { width: 16px; height: 16px; color: var(--subtle); margin-top: 17px; }
.result-icon { width: 30px; height: 30px; border: 1px solid var(--rule); background: var(--surface); display: grid; place-items: center; }
.result-icon svg { width: 16px; height: 16px; color: var(--accent); }
.search-result small { display: block; color: var(--subtle); font-size: 10px; text-transform: uppercase; font-weight: 700; margin-bottom: 2px; }
.search-result strong { display: block; font-size: 14px; }
.search-result p { margin: 4px 0 0; color: var(--muted); font-size: 12px; line-height: 1.4; }
.empty-search { min-height: 240px; display: grid; place-items: center; align-content: center; gap: 10px; color: var(--muted); text-align: center; }
.empty-search svg { width: 30px; height: 30px; color: var(--subtle); }
.empty-search strong { color: var(--ink); }
.empty-search span { font-size: 12px; }

.diagram-dialog { width: min(1180px, calc(100vw - 32px)); height: min(780px, calc(100vh - 32px)); padding: 0; border: 1px solid var(--rule); border-radius: 7px; background: var(--surface); box-shadow: 0 24px 70px rgb(0 0 0 / 30%); }
.diagram-dialog-bar { height: 52px; padding: 0 10px 0 18px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--rule); }
#diagram-content { height: calc(100% - 52px); display: grid; place-items: center; overflow: auto; padding: 30px; }
#diagram-content svg { width: 100%; max-height: 100%; }
.mobile-scrim { display: none; }

@media (max-width: 1120px) {
  .content-layout { grid-template-columns: minmax(0, 800px); width: 100%; }
  .content-layout.home-layout { width: 100%; }
  .toc { display: none; }
}

@media (max-width: 820px) {
  :root { --sidebar-width: 272px; }
  .sidebar { transform: translateX(-100%); transition: transform .2s ease; }
  .sidebar.open { transform: translateX(0); }
  .workspace { margin-left: 0; }
  .mobile-menu { display: inline-grid; }
  .mobile-scrim { display: block; position: fixed; inset: 0; background: rgb(12 14 16 / 48%); z-index: 25; opacity: 0; pointer-events: none; transition: opacity .2s ease; }
  .mobile-scrim.visible { opacity: 1; pointer-events: auto; }
  .breadcrumb { display: none; }
  .topbar { padding: 0 14px; }
  .topbar-actions { margin-left: auto; }
  .search-trigger { width: 40px; justify-content: center; padding: 0; }
  .search-trigger span, .search-trigger kbd { display: none; }
  .content-layout { padding: 38px 22px 72px; width: 100%; max-width: 100%; box-sizing: border-box; }
  .content-layout.home-layout { width: 100%; max-width: 100%; padding: 28px 20px 72px; }
  .home-paths, .home-links { grid-template-columns: 1fr; }
  .home-products { grid-template-columns: 1fr; }
  .home-hero { padding: 28px 22px 30px; margin-bottom: 40px; }
  .home-hero h1 { max-width: none; }
  .home-hero::after { display: none; }
  .home-lead { font-size: 15px; }
  .home-section { margin-bottom: 32px; }
  .home-product { padding: 18px 18px 16px; }
  .home-product strong { font-size: 18px; }
  .home-path { padding: 16px 16px 14px; }
  .home-links a { min-height: 44px; padding: 10px 12px; }
  .markdown-body h1 { font-size: 34px; }
  .markdown-body h2 { font-size: 23px; }
  .doc-meta { gap: 8px; flex-wrap: wrap; }
  .doc-meta span + span::before { margin-right: 8px; }
  .page-nav { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .content-layout { padding-inline: 16px; width: 100%; max-width: 100%; }
  .content-layout.home-layout { width: 100%; max-width: 100%; padding: 20px 14px 72px; }
  .home-hero { padding: 22px 16px 24px; margin-bottom: 28px; }
  .home-hero h1 { font-size: 26px; }
  .home-lead { font-size: 14px; margin-bottom: 20px; }
  .home-actions { flex-direction: column; }
  .home-btn { width: 100%; justify-content: center; }
  .home-section { margin-bottom: 24px; }
  .home-section-head p { font-size: 14px; }
  .home-product strong { font-size: 17px; }
  .home-product > span { font-size: 13px; }
  .home-product em { font-size: 12px; }
  .home-path strong { font-size: 14px; }
  .home-path > span { font-size: 12px; }
  .home-links a { font-size: 12px; }
  .markdown-body h1 { font-size: 30px; }
  .markdown-body { font-size: 15px; }
  .doc-meta span:last-child { display: none; }
  .mermaid { padding: 14px; }
}

@media print {
  .sidebar, .topbar, .toc, .page-nav, .diagram-toolbar { display: none !important; }
  .workspace { margin: 0; }
  .content-layout { display: block; width: auto; padding: 0; }
  .document { max-width: none; }
  .diagram-shell, .table-scroll { break-inside: avoid; }
}