styles.css

/* Freak Engine Docs — VS Code-inspired dark palette w/ violet+yellow logo accents */
:root {
  --bg: #1e1e1e;
  --bg-elev: #252526;
  --bg-elev-2: #2d2d30;
  --bg-code: #1a1a1a;
  --bg-inline: #2a2a2c;
  --border: #333333;
  --border-strong: #3f3f44;
  --text: #d4d4d4;
  --text-strong: #f4f4f4;
  --text-dim: #8a8a8a;
  --text-faint: #6a6a6a;

  --violet: #cc0000;
  --violet-strong: #ff4d4d;
  --violet-deep: #990000;
  --violet-soft: rgba(204, 0, 0, 0.12);
  --violet-softer: rgba(204, 0, 0, 0.06);
  --yellow: #ffcc00;
  --yellow-soft: rgba(255, 204, 0, 0.12);

  /* Code palette */
  --c-keyword: #c586c0;
  --c-fn: #dcdcaa;
  --c-string: #ce9178;
  --c-number: #b5cea8;
  --c-comment: #6a9955;
  --c-operator: #d4d4d4;
  --c-punct: #cccccc;
  --c-type: #4ec9b0;
  --c-builtin: #569cd6;
  --c-property: #9cdcfe;

  --radius: 6px;
  --radius-sm: 4px;
  --header-h: 56px;
  --sidebar-w: 280px;
  --toc-w: 220px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", "Menlo", "Consolas", monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--violet-soft); color: var(--text-strong); }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #3a3a3a; border-radius: 5px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: #4a4a4a; }

a { color: var(--violet); text-decoration: none; }
a:hover { color: var(--violet-strong); }

button {
  font-family: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  text-align: left;
}

kbd {
  font-family: var(--font-mono);
  font-size: 11px;
  background: #1a1a1a;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 3px;
  padding: 1px 5px;
  color: var(--text-dim);
}

/* ---------- Layout ---------- */
.app {
  min-height: 100vh;
  display: grid;
  grid-template-rows: var(--header-h) 1fr;
}

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: rgba(30, 30, 30, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--text-strong);
  letter-spacing: -0.01em;
}
.brand img { height: 28px; width: auto; display: block; }
.brand-text { font-size: 14px; }
.brand-version {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--violet);
  background: var(--violet-soft);
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 4px;
  font-weight: 500;
}

.header-nav {
  display: flex;
  gap: 4px;
  margin-left: 8px;
}
.header-nav a {
  color: var(--text-dim);
  font-size: 13px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: color 0.12s, background 0.12s;
}
.header-nav a:hover { color: var(--text); background: var(--bg-elev); }
.header-nav a.active { color: var(--text-strong); }

.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 10px;
  width: 320px;
  font-size: 13px;
  color: var(--text-faint);
  transition: border-color 0.12s, background 0.12s;
}
.search-trigger:hover { border-color: var(--border-strong); background: var(--bg-elev-2); }
.search-trigger .ico { color: var(--text-faint); }
.search-trigger .placeholder { flex: 1; text-align: left; }
.search-trigger kbd { margin-left: auto; }

.icon-btn {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  transition: background 0.12s, color 0.12s;
}
.icon-btn:hover { background: var(--bg-elev); color: var(--text); }

.menu-btn { display: none; }

/* ---------- Main grid ---------- */
.main {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr var(--toc-w);
  max-width: 1500px;
  margin: 0 auto;
  width: 100%;
}

/* ---------- Sidebar ---------- */
.sidebar {
  position: sticky;
  top: var(--header-h);
  height: calc(100vh - var(--header-h));
  overflow-y: auto;
  border-right: 1px solid var(--border);
  padding: 24px 0 40px;
  font-size: 13.5px;
}
.sidebar-inner { padding: 0 8px 0 20px; }

.sb-group { margin-bottom: 18px; }
.sb-group-title {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 6px 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  font-weight: 600;
  user-select: none;
  border-radius: var(--radius-sm);
  transition: color 0.12s;
}
.sb-group-title:hover { color: var(--text-dim); }
.sb-group-title .chev {
  width: 12px;
  height: 12px;
  transition: transform 0.18s;
  color: var(--text-faint);
}
.sb-group.collapsed .chev { transform: rotate(-90deg); }
.sb-group.collapsed .sb-items { display: none; }

.sb-items {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding-left: 4px;
  border-left: 1px solid var(--border);
  margin-left: 12px;
}

.sb-item {
  position: relative;
  display: block;
  padding: 5px 10px;
  font-size: 13px;
  color: var(--text-dim);
  border-radius: var(--radius-sm);
  margin-left: 6px;
  transition: color 0.12s, background 0.12s;
  cursor: pointer;
}
.sb-item:hover { color: var(--text); background: var(--bg-elev); }
.sb-item.active {
  color: var(--violet-strong);
  background: var(--violet-soft);
  font-weight: 500;
}
.sb-item.active::before {
  content: "";
  position: absolute;
  left: -10px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--violet);
  border-radius: 1px;
}

.sb-item .fnname { font-family: var(--font-mono); font-size: 12.5px; }
.sb-item .badge {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-faint);
  margin-left: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---------- Content ---------- */
.content-wrap {
  min-width: 0;
  padding: 36px 48px 80px;
}

.content {
  max-width: 760px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-faint);
  margin-bottom: 10px;
  font-family: var(--font-mono);
}
.breadcrumb .sep { opacity: 0.5; }
.breadcrumb .crumb-cur { color: var(--violet); }

h1 {
  font-size: 32px;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--text-strong);
  margin: 0 0 8px;
  line-height: 1.2;
}
.lede {
  font-size: 16px;
  color: var(--text-dim);
  margin: 0 0 32px;
  line-height: 1.6;
  max-width: 640px;
}

h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-strong);
  margin: 40px 0 12px;
  letter-spacing: -0.01em;
  scroll-margin-top: calc(var(--header-h) + 16px);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
h2:first-child { margin-top: 0; }

h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-strong);
  margin: 28px 0 8px;
  scroll-margin-top: calc(var(--header-h) + 16px);
  font-family: var(--font-mono);
  letter-spacing: -0.005em;
}
h3 .h3-sig {
  color: var(--violet-strong);
}
h3 .h3-anchor {
  opacity: 0;
  margin-left: 6px;
  color: var(--text-faint);
  font-weight: normal;
  transition: opacity 0.12s, color 0.12s;
}
h3:hover .h3-anchor { opacity: 1; }
.h3-anchor:hover { color: var(--violet); }

h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 24px 0 8px;
}

p { margin: 0 0 14px; }

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
}
.prose code:not(pre code) {
  background: var(--bg-inline);
  padding: 1px 6px;
  border-radius: 3px;
  color: var(--violet-strong);
  border: 1px solid var(--border);
  font-size: 0.85em;
}

/* Param tables */
.tbl {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 16px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.tbl th, .tbl td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.tbl thead th {
  background: var(--bg-elev);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.tbl tr:last-child td { border-bottom: none; }
.tbl td:first-child {
  font-family: var(--font-mono);
  color: var(--violet-strong);
  font-size: 12.5px;
  white-space: nowrap;
}
.tbl td .type {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-type);
}
.tbl td .opt {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
}

/* Callouts */
.callout {
  margin: 16px 0;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  border-left: 3px solid var(--violet);
  background: var(--violet-softer);
  font-size: 13.5px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
}
.callout.warn { border-left-color: var(--yellow); background: rgba(250, 204, 21, 0.05); }
.callout.tip  { border-left-color: #4ec9b0; background: rgba(78, 201, 176, 0.05); }

/* Icon column — circle backdrop, centered, accent-tinted. */
.callout > svg {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  padding: 4px;
  border-radius: 50%;
  background: var(--violet-soft);
  color: var(--violet-strong);
  align-self: center;
}
.callout.warn > svg { background: var(--yellow-soft); color: var(--yellow); }
.callout.tip  > svg { background: rgba(78, 201, 176, 0.14); color: #4ec9b0; }

.callout p:last-child { margin-bottom: 0; }
.callout strong { color: var(--text-strong); }

/* Code block */
.code-block {
  position: relative;
  margin: 12px 0 18px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.code-head {
  display: flex;
  align-items: center;
  background: #181818;
  border-bottom: 1px solid var(--border);
  padding: 0 8px 0 14px;
  height: 32px;
  font-size: 11.5px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  gap: 8px;
}
.code-head .lang-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--violet);
  flex-shrink: 0;
}
.code-head .filename { color: var(--text-dim); }
.code-head .tabs {
  display: flex;
  gap: 0;
  margin-left: -14px;
  margin-right: auto;
  height: 100%;
  align-items: stretch;
}
.code-head .tab {
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  color: var(--text-faint);
  border-right: 1px solid var(--border);
  cursor: pointer;
  font-family: var(--font-mono);
}
.code-head .tab.active {
  color: var(--text-strong);
  background: var(--bg-code);
  position: relative;
}
.code-head .tab.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  background: var(--violet);
}
.code-head .tab:hover:not(.active) { color: var(--text-dim); }

.code-actions {
  display: flex;
  gap: 2px;
  margin-left: auto;
}
.code-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 7px;
  border-radius: 3px;
  font-size: 11px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  transition: color 0.12s, background 0.12s;
}
.code-btn:hover { color: var(--text); background: var(--bg-elev); }
.code-btn.copied { color: #4ec9b0; }

.code-body {
  display: grid;
  grid-template-columns: auto 1fr;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.65;
}
.code-gutter {
  padding: 12px 12px 12px 14px;
  color: var(--text-faint);
  user-select: none;
  text-align: right;
  border-right: 1px solid var(--border);
  background: #181818;
  font-size: 12px;
}
.code-gutter .ln { display: block; }
.code-pre {
  margin: 0;
  padding: 12px 16px;
  white-space: pre;
  overflow-x: auto;
  color: var(--text);
  min-width: 0;
}
.code-pre .line { display: block; padding: 0 8px; margin: 0 -8px; }
.code-pre .line.hl { background: var(--violet-softer); border-left: 2px solid var(--violet); padding-left: 6px; }

/* Tokens */
.tok-kw { color: var(--c-keyword); }
.tok-fn { color: var(--c-fn); }
.tok-str { color: var(--c-string); }
.tok-num { color: var(--c-number); }
.tok-cm { color: var(--c-comment); font-style: italic; }
.tok-op { color: var(--c-operator); }
.tok-bi { color: var(--c-builtin); }
.tok-pr { color: var(--c-property); }
.tok-pt { color: var(--c-punct); }
.tok-ty { color: var(--c-type); }

/* Pager */
.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.pager a {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  background: var(--bg-elev);
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.pager a:hover {
  border-color: var(--violet);
  background: var(--bg-elev-2);
}
.pager .dir { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }
.pager .lbl { font-weight: 500; color: var(--text-strong); display: flex; align-items: center; gap: 6px; }
.pager .next { text-align: right; }
.pager .next .lbl { justify-content: flex-end; }

/* ---------- TOC ---------- */
.toc {
  position: sticky;
  top: var(--header-h);
  height: calc(100vh - var(--header-h));
  overflow-y: auto;
  padding: 36px 20px;
  font-size: 12.5px;
}
.toc-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  font-weight: 600;
  margin-bottom: 10px;
}
.toc-list { list-style: none; margin: 0; padding: 0; }
.toc-list li { margin: 0; }
.toc-list a {
  display: block;
  padding: 4px 8px;
  color: var(--text-dim);
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: color 0.12s, border-color 0.12s;
  font-size: 12.5px;
  line-height: 1.4;
}
.toc-list a:hover { color: var(--text); }
.toc-list a.active {
  color: var(--violet-strong);
  border-left-color: var(--violet);
}
.toc-list li.lvl-3 a { padding-left: 16px; font-family: var(--font-mono); font-size: 11.5px; }

/* ---------- Search dropdown (header trigger morphs into a panel) ---------- */
@keyframes searchPanelOpen {
  from { opacity: 0; transform: translateY(-2px) scaleY(0.98); }
  to   { opacity: 1; transform: translateY(0) scaleY(1); }
}

/* Wrapper sits in the header next to the github icon. When closed,
   it only renders the trigger button. When open, the same anchor point
   hosts a panel that contains the input AND the results, all one piece. */
.searchbox { position: relative; }

/* Closed state: the trigger button itself. */
.searchbox .search-trigger {
  /* trigger styles already exist in the header rules */
}

/* Open state: the panel replaces the trigger inline, then results
   drop down from inside the same shell. */
.search-shell {
  position: absolute;
  top: 0;
  right: 0;
  width: 320px;
  max-width: calc(100vw - 24px);
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  box-shadow:
    0 16px 36px -12px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(204, 0, 0, 0.12);
  z-index: 100;
  display: flex;
  flex-direction: column;
  max-height: min(440px, calc(100vh - var(--header-h) - 16px));
  overflow: hidden;
  transform-origin: top right;
  animation: searchPanelOpen 80ms ease-out;
}

/* When the panel is open the underlying trigger button is hidden so the
   panel takes its place visually, but the wrapper still reserves the
   trigger's footprint so the GitHub icon next to it doesn't jump. */
.searchbox.open .search-trigger {
  visibility: hidden;
}

.search-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  /* Match the height of the trigger button so the panel "grows down"
     from the same spot the button occupied. */
  min-height: 34px;
}
.search-input-row svg { color: var(--text-faint); flex-shrink: 0; }
.search-input-row input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  padding: 2px 0;
}
.search-input-row input::placeholder { color: var(--text-faint); }
.search-input-row kbd {
  font-size: 10px;
  padding: 1px 5px;
}

.search-results {
  overflow-y: auto;
  padding: 4px 0;
  flex: 1 1 auto;
  min-height: 0;
}
.search-result {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 6px 12px;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: background 60ms;
}
.search-result.active {
  background: var(--violet-soft);
  border-left-color: var(--violet);
}
.search-result .crumb {
  font-size: 10px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.4;
}
.search-result .title {
  font-size: 12.5px;
  color: var(--text-strong);
  font-family: var(--font-mono);
  line-height: 1.45;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.search-result .title .hit { color: var(--violet-strong); font-weight: 600; }

.search-empty {
  padding: 16px 14px;
  text-align: center;
  color: var(--text-faint);
  font-size: 12px;
}
.search-empty code {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--bg-inline);
  color: var(--violet);
  margin: 0 1px;
}

.search-foot {
  border-top: 1px solid var(--border);
  padding: 6px 10px;
  display: flex;
  gap: 12px;
  font-size: 10.5px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  flex-shrink: 0;
  background: linear-gradient(180deg, transparent, var(--violet-softer));
}
.search-foot span { display: inline-flex; align-items: center; gap: 4px; }
.search-foot kbd {
  font-size: 9.5px;
  padding: 1px 4px;
}

@media (max-width: 520px) {
  .search-shell {
    /* break free of the trigger so the panel can span the screen */
    position: fixed;
    top: calc(var(--header-h) + 4px);
    right: 12px;
    left: 12px;
    width: auto;
  }
}

/* ---------- Sidebar mobile drawer ---------- */
.scrim { display: none; }

@media (max-width: 1200px) {
  :root { --toc-w: 0px; }
  .toc { display: none; }
  .main { grid-template-columns: var(--sidebar-w) 1fr; }
}

@media (max-width: 900px) {
  .main { grid-template-columns: 1fr; }
  .menu-btn { display: inline-flex; }
  .sidebar {
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: 280px;
    background: var(--bg);
    z-index: 40;
    transform: translateX(-100%);
    transition: transform 0.2s;
    border-right: 1px solid var(--border);
  }
  .sidebar.open { transform: none; }
  .scrim {
    display: block;
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: rgba(0,0,0,0.5);
    z-index: 30;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
  }
  .scrim.show { opacity: 1; pointer-events: auto; }
  .content-wrap { padding: 24px 20px 60px; }
  .header-nav { display: none; }
  .search-trigger { width: auto; }
  .search-trigger .placeholder { display: none; }
  .search-trigger kbd { display: none; }
}

/* fade-in on page change */
.page-fade {
  animation: pageIn 0.22s ease-out;
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: none; }
}

/* Hero / Introduction custom */
.hero {
  padding: 8px 0 24px;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--violet);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.hero h1 {
  font-size: 40px;
  margin-bottom: 14px;
}
.hero h1 .accent { color: var(--violet); }
.hero-actions {
  display: flex;
  gap: 10px;
  margin: 18px 0 8px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text-strong);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  font-family: inherit;
}
.btn:hover { border-color: var(--violet); }
.btn.primary {
  background: var(--violet-deep);
  border-color: var(--violet-deep);
  color: white;
}
.btn.primary:hover { background: var(--violet); border-color: var(--violet); }

.feat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 12px 0 24px;
}
@media (max-width: 700px) { .feat-grid { grid-template-columns: 1fr; } }
.feat {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  transition: border-color 0.15s, transform 0.15s;
}
.feat:hover { border-color: var(--border-strong); }
.feat-ico {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--violet-soft);
  color: var(--violet);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}
.feat h3 {
  font-family: var(--font-sans);
  font-size: 14.5px;
  margin: 0 0 4px;
}
.feat p { font-size: 13px; color: var(--text-dim); margin: 0; }

/* FAQ */
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  overflow: hidden;
  background: var(--bg-elev);
}
.faq-q {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--text-strong);
  text-align: left;
  font-family: inherit;
  font-weight: 500;
}
.faq-q .chev { margin-left: auto; transition: transform 0.18s; color: var(--text-faint); }
.faq-item.open .faq-q .chev { transform: rotate(90deg); color: var(--violet); }
.faq-a {
  padding: 0 16px 14px;
  font-size: 13.5px;
  color: var(--text-dim);
  display: none;
}
.faq-item.open .faq-a { display: block; }

/* Intro logo display block */
.intro-logo-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  margin: 16px 0 36px;
  padding: 40px 24px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 0%, var(--violet-soft), transparent 65%),
    var(--bg-elev);
}
.intro-logo-block img {
  width: min(420px, 80%);
  height: auto;
  display: block;
  filter: drop-shadow(0 8px 24px rgba(204, 0, 0, 0.28));
  margin-bottom: 4px;
}
.intro-logo-meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.intro-logo-label {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--violet);
  font-weight: 600;
}
.intro-logo-by {
  font-size: 14px;
  color: var(--text-dim);
}
.intro-logo-by a { font-weight: 500; }
@media (max-width: 600px) {
  .intro-logo-block { padding: 28px 16px 24px; }
}

/* Signature block */
.sig {
  margin: 6px 0 12px;
  padding: 10px 14px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-left: 3px solid var(--violet);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
  overflow-x: auto;
}
.sig .fn { color: var(--c-fn); }
.sig .param { color: var(--c-property); }
.sig .ns { color: var(--violet); }
.sig .pt { color: var(--c-punct); }

.api-header {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.api-header .return-pill {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 3px;
  color: var(--c-type);
  background: rgba(78, 201, 176, 0.1);
  border: 1px solid rgba(78, 201, 176, 0.2);
}

/* In-page demo card (for Color Format etc) */
.demo-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 12px 0 18px;
}
.swatch {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  min-width: 120px;
}
.swatch-chip { height: 36px; border-radius: 4px; border: 1px solid var(--border); }
.swatch-hex { font-family: var(--font-mono); font-size: 12px; color: var(--text-strong); }
.swatch-form { font-family: var(--font-mono); font-size: 11px; color: var(--text-faint); }

/* What's new toast */
@keyframes wnSlideIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.wn-toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 360px;
  max-width: calc(100vw - 32px);
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  box-shadow:
    0 24px 48px -16px rgba(0, 0, 0, 0.6),
    0 0 0 1px var(--violet-soft);
  z-index: 120;
  animation: wnSlideIn 220ms ease-out both;
  overflow: hidden;
}
.wn-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px 10px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--violet-softer), transparent);
}
.wn-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--violet-strong);
}
.wn-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--violet);
  box-shadow: 0 0 0 3px var(--violet-soft);
}
.wn-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  color: var(--text-dim);
  transition: background 0.15s, color 0.15s;
}
.wn-close:hover { background: var(--bg-elev-2); color: var(--text-strong); }

.wn-list {
  list-style: none;
  margin: 0;
  padding: 6px;
}
.wn-list li { margin: 0; }
.wn-item {
  display: block;
  width: 100%;
  padding: 9px 10px;
  border-radius: 6px;
  transition: background 0.12s;
}
.wn-item:hover { background: var(--bg-elev-2); }
.wn-item-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}
.wn-item-head svg {
  margin-left: auto;
  color: var(--text-faint);
  transition: transform 0.15s, color 0.15s;
}
.wn-item:hover .wn-item-head svg {
  color: var(--violet);
  transform: translateX(2px);
}
.wn-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 2px 6px;
  border-radius: 3px;
  text-transform: uppercase;
}
.wn-badge-new {
  background: var(--violet-soft);
  color: var(--violet-strong);
  border: 1px solid var(--violet-soft);
}
.wn-badge-guide {
  background: rgba(78, 201, 176, 0.12);
  color: #4ec9b0;
  border: 1px solid rgba(78, 201, 176, 0.18);
}
.wn-badge-updated {
  background: var(--yellow-soft);
  color: var(--yellow);
  border: 1px solid var(--yellow-soft);
}
.wn-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-strong);
  font-family: var(--font-mono);
}
.wn-body {
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-dim);
  padding-left: 0;
}

.wn-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px 10px;
  border-top: 1px solid var(--border);
}
.wn-foot-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 500;
  color: var(--violet);
  padding: 5px 6px;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}
.wn-foot-link:hover { color: var(--violet-strong); background: var(--violet-soft); }
.wn-foot-link svg { transition: transform 0.15s; }
.wn-foot-link:hover svg { transform: translateX(2px); }
.wn-foot-btn {
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  padding: 5px 12px;
  border-radius: 4px;
  border: 1px solid var(--border-strong);
  background: var(--bg-elev-2);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.wn-foot-btn:hover {
  color: var(--text-strong);
  background: var(--violet-soft);
  border-color: var(--violet);
}

@media (max-width: 520px) {
  .wn-toast {
    right: 12px;
    bottom: 12px;
    width: auto;
    left: 12px;
  }
}

/* Changelog (What's New page) */
.changelog { display: flex; flex-direction: column; gap: 28px; margin-top: 22px; }
.release { position: relative; }
.release-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.release-version {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.release-num {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--text-strong);
  letter-spacing: -0.01em;
}
.release-tag {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--violet-soft);
  color: var(--violet-strong);
  border: 1px solid rgba(204, 0, 0, 0.25);
}
.release-meta {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--text-dim);
  font-size: 12.5px;
}
.release-date {
  font-family: var(--font-mono);
  color: var(--text-faint);
  font-size: 12px;
}
.release-summary { color: var(--text-dim); }

.release-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.release-item-btn {
  display: block;
  width: 100%;
  padding: 9px 12px;
  border-radius: 6px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  transition: border-color 0.15s, background 0.15s;
}
.release-item-btn:hover {
  border-color: var(--border-strong);
  background: var(--bg-elev-2);
}
.release-item-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 2px;
}
.release-item-head svg {
  margin-left: auto;
  color: var(--text-faint);
  transition: transform 0.15s, color 0.15s;
}
.release-item-btn:hover .release-item-head svg {
  color: var(--violet);
  transform: translateX(3px);
}
.release-title {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-strong);
}
.release-title code {
  font-family: var(--font-mono);
  background: transparent;
  border: none;
  padding: 0;
  color: var(--violet);
}
.release-body {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text-dim);
}
.release-body code {
  font-family: var(--font-mono);
  font-size: 11.5px;
  background: var(--bg-inline);
  padding: 1px 4px;
  border-radius: 3px;
  color: var(--violet-strong);
}