AkurAI Build
Menu

Public repository / f1f33c69567a554b6ce011822661d3289c1e9c77

AkurAI-Framework / site/frontend/styles.css

Latest change c6179dcf3abbf53272e4279e6740397ad2e75726 - AKURAI-FRAMEWORK-1..9 consolidate framework APIs by Ólafur Búi Ólafsson

/* AkurAI/Framework site — hand-written, no build step. */
:root {
  --bg: #0a0c11; --bg-2: #0f131b; --panel: #141925; --panel-2: #1a2030;
  --border: #232b3b; --border-2: #2c3650;
  --fg: #e7ebf3; --muted: #8a93a8; --dim: #5c647a;
  --accent: #5b8cff; --accent-2: #8a6bff;
  --ok: #3ddc84; --warn: #f5b945; --info: #58b2ff; --danger: #ff6b6b;
  --radius: 14px; --shadow: 0 24px 60px -28px #000;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
html { scroll-behavior: smooth; }
body {
  background: radial-gradient(1100px 560px at 75% -10%, color-mix(in srgb, var(--accent) 10%, transparent), transparent),
              radial-gradient(820px 440px at 5% 0%, color-mix(in srgb, var(--accent-2) 9%, transparent), transparent), var(--bg);
  color: var(--fg);
  font: 16px/1.65 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; row-gap: 10px;
  padding: 15px 28px; border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 78%, transparent); backdrop-filter: blur(10px); }
.brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 700; color: var(--fg); letter-spacing: -0.02em; }
.brand:hover { text-decoration: none; }
.brand .mark { color: var(--accent); display: inline-flex; }
.brand .mark svg { width: 17px; height: 17px; vertical-align: middle; }
.brand-dim { color: var(--dim); font-weight: 600; }
.nav-links { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; min-width: 0; }
.nav-links a { color: var(--muted); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--fg); text-decoration: none; }

/* Hero */
.hero { padding: 80px 0 56px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: 56px; align-items: center; }
.hero-copy { text-align: left; min-width: 0; }
.hero-copy h1 { margin: 22px 0 14px; max-width: 19ch; }
.hero-copy .lede { margin: 0 0 30px; max-width: 54ch; }
.hero-copy .btn-row, .hero .btn-row { justify-content: flex-start; }
.hero-art { display: flex; justify-content: center; }
.hero-art img { width: 100%; max-width: 580px; height: auto; filter: drop-shadow(0 28px 56px rgba(91, 140, 255, 0.18)); }
.eyebrow { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent); padding: 6px 13px; border: 1px solid var(--border); border-radius: 999px; background: var(--panel); }
.hero h1 { margin: 22px auto 14px; font-size: clamp(34px, 6vw, 60px); line-height: 1.05; letter-spacing: -0.03em; max-width: 16ch; }
.grad { background: linear-gradient(120deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { margin: 0 auto 30px; color: var(--muted); font-size: 19px; max-width: 64ch; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-row.center { justify-content: center; }
.hero .btn-row { justify-content: flex-start; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 11px 20px; border-radius: 10px;
  font-weight: 600; font-size: 14px; cursor: pointer; border: 1px solid transparent; transition: transform .04s, filter .15s, background .15s; }
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 7px 13px; font-size: 13px; }
.btn-primary { background: linear-gradient(180deg, var(--accent), #4577ec); color: #fff; box-shadow: 0 10px 26px -12px var(--accent); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-secondary { background: var(--panel-2); color: var(--fg); border-color: var(--border-2); }
.btn-secondary:hover { background: #212a3d; }
.btn-ghost { background: transparent; color: var(--accent); }
.btn-ghost:hover { background: color-mix(in srgb, var(--accent) 12%, transparent); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* Install / code blocks */
pre { margin: 0; }
.install, .code-sample { text-align: left; background: #0c0f16; border: 1px solid var(--border); border-radius: 12px;
  padding: 18px 20px; overflow-x: auto; font-family: var(--mono); font-size: 13.5px; line-height: 1.7; color: #cdd6ea; }
.install { max-width: 520px; margin: 30px auto 0; }
.code-sample { color: #cdd6ea; }

/* Copy-able install widget */
.install-widget { position: relative; display: flex; align-items: stretch; max-width: min(560px, 100%);
  margin: 30px auto 0; background: #0c0f16; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.install-widget .install { flex: 1; max-width: none; margin: 0; border: none; border-radius: 0; background: transparent;
  white-space: nowrap; padding-right: 12px; min-width: 0; }
.install-prompt { color: var(--dim); user-select: none; }
.install-copy { flex: none; align-self: stretch; padding: 0 16px; border: none; border-left: 1px solid var(--border);
  background: var(--panel-2); color: var(--fg); font-size: 13px; font-weight: 600; cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease; }
.install-copy:hover { background: var(--panel); color: var(--accent); }
.install-copy:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.install-copy.is-copied { color: #fff; background: var(--accent); }

.status { display: inline-flex; align-items: center; gap: 9px; margin-top: 22px; padding: 7px 14px; border-radius: 999px;
  font-size: 13.5px; background: var(--panel); border: 1px solid var(--border); color: var(--muted); }
.status.ok { color: var(--ok); border-color: #1d3a2a; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor;
  box-shadow: 0 0 0 4px color-mix(in srgb, currentColor 22%, transparent); }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 64px 0; }
.feature { background: linear-gradient(180deg, var(--panel), var(--bg-2)); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.feature-icon { display: block; width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-mask: var(--icon) center / contain no-repeat; mask: var(--icon) center / contain no-repeat; }
.feature h3 { margin: 12px 0 6px; font-size: 17px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* Split (code sample) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin: 40px auto; }
.split h2 { font-size: 28px; letter-spacing: -0.02em; margin: 0 0 12px; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 56px 0; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; text-align: center; }
.stat-value { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; }
.stat-label { color: var(--muted); font-size: 13px; margin-top: 2px; }

.cta { text-align: center; padding: 40px 0 72px; }
.cta h2 { font-size: 30px; letter-spacing: -0.02em; margin: 0 0 22px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); margin-top: 40px; padding: 40px 24px 48px; }
.footer-cols { max-width: 1080px; margin: 0 auto; display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.footer-cols nav { display: grid; gap: 8px; }
.footer-cols a { color: var(--muted); font-size: 14px; }
.footer-cols a:hover { color: var(--fg); }
.site-footer .small { max-width: 1080px; margin: 28px auto 0; color: var(--dim); }

/* ── Docs layout ─────────────────────────────────────────────── */
.docs-layout { display: grid; grid-template-columns: 220px 1fr; gap: 48px; padding-top: 40px; padding-bottom: 64px; align-items: start; }
.sidebar { position: sticky; top: 80px; }
.sidebar-group { margin-bottom: 22px; }
.sidebar-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--dim); margin-bottom: 8px; }
.sidebar ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; }
.sidebar a { display: block; padding: 5px 10px; border-radius: 7px; color: var(--muted); font-size: 14px; }
.sidebar a:hover { background: var(--panel); color: var(--fg); text-decoration: none; }

/* Prose (rendered markdown) */
.doc-content { min-width: 0; max-width: 760px; }
.doc-content h1 { font-size: 34px; letter-spacing: -0.025em; margin: 0 0 18px; }
.doc-content h2 { font-size: 23px; letter-spacing: -0.015em; margin: 38px 0 12px; padding-top: 10px; border-top: 1px solid var(--border); }
.doc-content h3 { font-size: 17px; margin: 26px 0 8px; }
.doc-content p { color: #c3cad9; }
.doc-content a { font-weight: 500; }
.doc-content ul, .doc-content ol { color: #c3cad9; padding-left: 22px; }
.doc-content li { margin: 4px 0; }
.doc-content code { font-family: var(--mono); font-size: 0.88em; background: #11161f; border: 1px solid var(--border); padding: 1.5px 6px; border-radius: 5px; color: #d7e0f2; }
.doc-content pre { background: #0c0f16; border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; overflow-x: auto; margin: 16px 0; }
.doc-content pre code { background: none; border: none; padding: 0; font-size: 13.5px; line-height: 1.7; color: #cdd6ea; }
.doc-content blockquote { margin: 16px 0; padding: 4px 16px; border-left: 3px solid var(--accent); color: var(--muted); background: var(--panel); border-radius: 0 8px 8px 0; }
.doc-content hr { border: none; border-top: 1px solid var(--border); margin: 32px 0; }

/* ── Live component preview (```preview fences) ──────────────── */
.preview { margin: 18px 0; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--panel); overflow: hidden; }
.preview-label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); padding: 9px 16px; border-bottom: 1px solid var(--border); background: var(--panel-2); }
.preview-demo { display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  padding: 24px; background: var(--bg-2); }
.preview-demo > * { margin: 0; }
.preview-code { border-top: 1px solid var(--border); }
.preview-code pre { margin: 0; border: none; border-radius: 0; background: #0c0f16; }
.preview-code pre code { background: none; border: none; padding: 0; }

/* ── Components page ─────────────────────────────────────────── */
.page-head { padding: 48px 0 12px; }
.page-head h1 { font-size: 40px; letter-spacing: -0.03em; margin: 16px 0 8px; }
.comp-cat { padding: 28px 0; border-top: 1px solid var(--border); }
.comp-cat h2 { font-size: 20px; letter-spacing: -0.01em; margin: 0 0 16px; }
.comp-demo { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; padding: 22px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); }
.comp-demo.stack { flex-direction: column; align-items: stretch; }
.comp-demo.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
.form-grid .span-2 { grid-column: 1 / -1; }
.stack { display: grid; gap: 12px; }

/* Cards */
.card { background: linear-gradient(180deg, var(--panel-2), var(--bg-2)); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 0; font-size: 14px; }

/* Forms */
label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
label.inline { display: flex; align-items: center; gap: 8px; color: var(--fg); font-size: 14px; }
input[type=text], input[type=email], input[type=password], select, textarea {
  width: 100%; padding: 9px 12px; border-radius: 9px; font: inherit; font-size: 14px; color: var(--fg);
  background: var(--bg); border: 1px solid var(--border); outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
textarea { resize: vertical; }
input[type=range] { accent-color: var(--accent); padding: 0; }
input[type=radio], input[type=checkbox] { accent-color: var(--accent); width: 16px; height: 16px; }
fieldset { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; display: flex; gap: 18px; flex-wrap: wrap; margin: 0; }
legend { padding: 0 6px; color: var(--muted); font-size: 12px; }

/* Alerts / badges / table */
.alert { padding: 12px 16px; border-radius: 10px; border: 1px solid var(--border); background: var(--panel); font-size: 14px; }
.alert-success { border-color: #1d3a2a; background: color-mix(in srgb, var(--ok) 10%, var(--panel)); }
.alert-warning { border-color: #4a3a1a; background: color-mix(in srgb, var(--warn) 10%, var(--panel)); }
.alert-info { border-color: #1d3450; background: color-mix(in srgb, var(--info) 10%, var(--panel)); }
.alert-danger { border-color: #4a2323; background: color-mix(in srgb, var(--danger) 10%, var(--panel)); }
.badge { font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); }
.badge-ok { color: var(--ok); border-color: #1d3a2a; background: color-mix(in srgb, var(--ok) 12%, transparent); }
.badge-muted { color: var(--muted); background: var(--panel-2); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.table th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.table tbody tr:hover { background: var(--panel-2); }
.table td:first-child { font-family: var(--mono); color: var(--accent); }
details { width: 100%; }
summary { cursor: pointer; font-weight: 600; font-size: 14px; }

/* ── Realtime demo ───────────────────────────────────────────── */
.rt-grid { align-items: stretch; }
.rt-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 4px; }
.rt-head h3 { margin: 0; font-size: 17px; }
.rt-num { font-family: var(--mono); font-size: 44px; font-weight: 700; letter-spacing: -0.02em;
  color: var(--accent); margin: 14px 0 8px; min-height: 52px; }
.rt-form { display: flex; gap: 10px; margin: 12px 0; }
.rt-form input { flex: 1; }
.rt-log { list-style: none; margin: 8px 0 0; padding: 12px; display: grid; gap: 4px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  font-family: var(--mono); font-size: 12.5px; min-height: 132px; max-height: 200px; overflow-y: auto; }
.rt-log li { color: var(--muted); }
.rt-log li.rt-out { color: var(--fg); }
.rt-log li.rt-in { color: var(--ok); }
.rt-log:empty::before { content: "waiting…"; color: var(--dim); }

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-copy { text-align: center; }
  .hero-copy h1, .hero-copy .lede { margin-left: auto; margin-right: auto; }
  .hero-copy .btn-row, .hero .btn-row { justify-content: center; }
  .hero-copy .install-widget { margin-left: auto; margin-right: auto; }
  .hero-art img { max-width: 440px; }
}
@media (max-width: 820px) {
  .features, .stats, .comp-demo.grid-3 { grid-template-columns: repeat(2, 1fr); }
  .split, .docs-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .form-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 16px; }
}

/* ── Component library: category grouping ────────────────────── */
.comp-group { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--accent); margin: 60px 0 0; padding-top: 26px; border-top: 2px solid var(--border-2); }
.components .comp-group:first-of-type { border-top: none; padding-top: 8px; margin-top: 16px; }
.comp-index { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 4px; }
.comp-index a { font-size: 13px; color: var(--muted); padding: 5px 12px; border: 1px solid var(--border);
  border-radius: 999px; background: var(--panel); }
.comp-index a:hover { color: var(--fg); border-color: var(--border-2); text-decoration: none; }

/* ===== actions ===== */
/* Actions */

/* === Button group: segmented, attached buttons === */
.btn-group {
  display: inline-flex;
  align-items: stretch;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel);
  overflow: hidden;
}
.btn-group > .btn {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  position: relative;
}
.btn-group > .btn + .btn {
  border-left: 1px solid var(--border);
}
.btn-group > .btn.is-active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
}
.btn-group > .btn:focus-visible {
  z-index: 1;
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}

/* === Icon button: square, icon-only === */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel);
  color: var(--fg);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.btn-icon:hover { background: var(--panel-2); border-color: var(--border-2); }
.btn-icon:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}
.btn-icon.btn-ghost { background: transparent; border-color: transparent; }
.btn-icon.btn-ghost:hover { background: var(--panel-2); }
.btn-icon.btn-icon-sm { width: 32px; height: 32px; font-size: 15px; border-radius: 8px; }
.btn-icon > svg { width: 1em; height: 1em; display: block; }

/* === Dropdown menu === */
.dropdown { position: relative; display: inline-block; }
.dropdown > summary {
  list-style: none;
  cursor: pointer;
  user-select: none;
}
.dropdown > summary::-webkit-details-marker { display: none; }
.dropdown > summary::marker { content: ""; }
.dropdown > summary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}
.menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 50;
  min-width: 200px;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--panel-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.menu-end { left: auto; right: 0; }
.menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--fg);
  font: inherit;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}
.menu-item:hover { background: var(--panel); }
.menu-item:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}
.menu-item.is-destructive { color: var(--danger); }
.menu-item.is-destructive:hover {
  background: color-mix(in srgb, var(--danger) 14%, transparent);
}
.menu-item > .menu-icon { width: 1em; text-align: center; color: var(--muted); }
.menu-item.is-destructive > .menu-icon { color: var(--danger); }
.menu-separator {
  height: 1px;
  margin: 4px 2px;
  background: var(--border);
  border: 0;
}

/* === Split button === */
.split-btn { display: inline-flex; align-items: stretch; }
.split-btn > .btn:first-child {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}
.split-btn .dropdown > summary.btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  border-left: 1px solid color-mix(in srgb, #000 25%, transparent);
  padding-left: 10px;
  padding-right: 10px;
}
.split-caret { font-size: 11px; line-height: 1; }

/* ===== forms ===== */
/* ===========================================================================
   Forms extras — AkurAI-Framework design system
   Token-driven; no redefinition of existing global selectors.
   New blocks: .switch, .input-group, .search, .field, .dropzone
   =========================================================================== */

/* --- 1. Switch / toggle ---------------------------------------------------- */
.switch {
  display: inline-grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  color: var(--fg);
  user-select: none;
}
.switch-input {
  /* the real checkbox, visually replaced by the track */
  appearance: none;
  -webkit-appearance: none;
  margin: 0;
  width: 42px;
  height: 24px;
  flex: none;
  border-radius: 999px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  position: relative;
  cursor: pointer;
  transition: background .18s ease, border-color .18s ease;
}
.switch-input::after {
  /* the knob */
  content: "";
  position: absolute;
  top: 50%;
  left: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--fg);
  transform: translateY(-50%);
  transition: transform .18s ease, background .18s ease;
}
.switch-input:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.switch-input:checked::after {
  transform: translate(18px, -50%);
}
.switch-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.switch-input:disabled {
  opacity: .5;
  cursor: not-allowed;
}
.switch-input:disabled + .switch-text { color: var(--dim); }
.switch-text { line-height: 1.3; }
.switch-text small { display: block; color: var(--muted); }

/* --- 2. Input group (prefix / suffix add-ons) ------------------------------ */
.input-group {
  display: flex;
  align-items: stretch;
  width: 100%;
}
.input-group > input {
  position: relative;
  z-index: 1;
}
.input-group > input:not(:first-child) {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}
.input-group > input:not(:last-child) {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}
.input-group > input:focus { z-index: 2; }
.input-addon {
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  background: var(--panel-2);
  color: var(--muted);
  border: 1px solid var(--border);
  font: inherit;
  white-space: nowrap;
}
.input-addon:first-child {
  border-right: 0;
  border-radius: var(--radius) 0 0 var(--radius);
}
.input-addon:last-child {
  border-left: 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* --- 3. Search input ------------------------------------------------------- */
.search { position: relative; width: 100%; }
.search > input[type=search] {
  padding-left: 38px;
  padding-right: 38px;
}
/* hide native UA clear control; we provide our own */
.search > input[type=search]::-webkit-search-cancel-button { -webkit-appearance: none; }
.search-icon {
  position: absolute;
  top: 50%;
  left: 12px;
  width: 16px;
  height: 16px;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}
.search-clear {
  position: absolute;
  top: 50%;
  right: 8px;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}
.search-clear:hover { background: var(--panel-2); color: var(--fg); }
.search-clear:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* --- 4. Field with validation ---------------------------------------------- */
.field { display: grid; gap: 6px; }
.field-hint  { color: var(--muted); font-size: .85rem; }
.field-error {
  color: var(--danger);
  font-size: .85rem;
  display: none;
}
.field.is-invalid .field-error { display: block; }
.field.is-invalid input,
.field.is-invalid select,
.field.is-invalid textarea {
  border-color: var(--danger);
}
.field.is-invalid input:focus,
.field.is-invalid select:focus,
.field.is-invalid textarea:focus {
  outline-color: var(--danger);
}
.field.is-valid input,
.field.is-valid select,
.field.is-valid textarea {
  border-color: var(--ok);
}
.field-required::after {
  content: " *";
  color: var(--danger);
}

/* --- 5. File dropzone ------------------------------------------------------ */
.dropzone {
  position: relative;
  display: grid;
  place-items: center;
  gap: 6px;
  padding: 28px 20px;
  text-align: center;
  border: 1.5px dashed var(--border-2);
  border-radius: var(--radius);
  background: var(--bg-2);
  color: var(--muted);
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease, color .18s ease;
}
.dropzone:hover { border-color: var(--accent); color: var(--fg); }
.dropzone:focus-within {
  border-color: var(--accent);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.dropzone.is-dragover {
  border-color: var(--accent);
  background: var(--panel-2);
  color: var(--fg);
}
.dropzone-input {
  /* real input fills the zone but stays invisible/clickable */
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}
.dropzone-icon { width: 28px; height: 28px; color: var(--accent); }
.dropzone-title { color: var(--fg); font-weight: 600; }
.dropzone-title b { color: var(--accent); }
.dropzone-hint { font-size: .85rem; color: var(--dim); }

/* ===== data ===== */
/* ============================================================
   Data display components — AkurAI-Framework
   Token-driven, no-build, dark theme. New classes only.
   ============================================================ */

/* ---- Description list ------------------------------------- */
.desc-list {
  display: grid;
  grid-template-columns: minmax(120px, max-content) 1fr;
  gap: 10px 20px;
  margin: 0;
  align-items: baseline;
}
.desc-list dt {
  color: var(--muted);
  font-size: 0.85rem;
}
.desc-list dd {
  color: var(--fg);
  margin: 0;
}

/* ---- Metric ----------------------------------------------- */
.metric {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 140px;
}
.metric-value {
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--fg);
}
.metric-label {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.metric-delta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.85rem;
  font-weight: 600;
}
.metric-delta.is-up { color: var(--ok); }
.metric-delta.is-down { color: var(--danger); }

/* ---- Tag / chip ------------------------------------------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  font-size: 0.8rem;
  line-height: 1.4;
  color: var(--fg);
  background: var(--panel-2);
  border: 1px solid var(--border-2);
  border-radius: 999px;
}
.tag-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  padding: 0;
  font-size: 0.95rem;
  line-height: 1;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
}
.tag-remove:hover { color: var(--fg); background: var(--border-2); }
.tag-remove:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* ---- Avatar ----------------------------------------------- */
.avatar {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.9rem;
  font-weight: 600;
  overflow: visible;
  flex: none;
  user-select: none;
}
.avatar img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}
.avatar-sm { width: 28px; height: 28px; font-size: 0.7rem; }
.avatar-lg { width: 56px; height: 56px; font-size: 1.2rem; }
.avatar-status::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 28%;
  height: 28%;
  border-radius: 50%;
  background: var(--ok);
  border: 2px solid var(--bg);
  box-sizing: border-box;
}
.avatar-group {
  display: inline-flex;
  align-items: center;
}
.avatar-group .avatar {
  border: 2px solid var(--bg);
  margin-left: -10px;
  background: var(--accent-2);
}
.avatar-group .avatar:first-child { margin-left: 0; }
.avatar-group .avatar-more {
  background: var(--panel);
  color: var(--muted);
  font-size: 0.75rem;
}

/* ---- Code block ------------------------------------------- */
.code-block {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-2);
}
.code-block-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.code-block-name {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
}
.code-block-copy {
  font-size: 0.78rem;
  color: var(--fg);
  background: var(--panel-2);
  border: 1px solid var(--border-2);
  border-radius: 8px;
  padding: 3px 10px;
  cursor: pointer;
}
.code-block-copy:hover { background: var(--border-2); }
.code-block-copy:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.code-block pre {
  margin: 0;
  padding: 14px 16px;
  overflow-x: auto;
}
.code-block code {
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--fg);
}

/* ===== feedback ===== */
/* ============================================================
   Feedback components — AkurAI Framework design system
   Token-driven, no-build, dark theme. New classes only.
   ============================================================ */

/* ---------- Toast / notification ---------- */
.toast-region {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: .625rem;
  width: min(360px, calc(100vw - 2rem));
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: .25rem .75rem;
  align-items: start;
  padding: .8rem .9rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  color: var(--fg);
}

.toast-icon { grid-row: 1 / span 2; font-size: 1.05rem; line-height: 1.4; }
.toast-title { font-weight: 600; font-size: .9rem; }
.toast-text { color: var(--muted); font-size: .85rem; grid-column: 2; }

.toast-close {
  grid-row: 1 / span 2;
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--dim);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 .15rem;
  border-radius: 6px;
}
.toast-close:hover { color: var(--fg); }
.toast-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.toast-success { border-left-color: var(--ok);     background: color-mix(in srgb, var(--ok) 8%, var(--panel)); }
.toast-info    { border-left-color: var(--info);   background: color-mix(in srgb, var(--info) 8%, var(--panel)); }
.toast-warning { border-left-color: var(--warn);   background: color-mix(in srgb, var(--warn) 8%, var(--panel)); }
.toast-danger  { border-left-color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, var(--panel)); }

.toast-success .toast-icon { color: var(--ok); }
.toast-info    .toast-icon { color: var(--info); }
.toast-warning .toast-icon { color: var(--warn); }
.toast-danger  .toast-icon { color: var(--danger); }

@media (prefers-reduced-motion: no-preference) {
  @keyframes feedback-toast-in {
    from { opacity: 0; transform: translateX(12px); }
    to   { opacity: 1; transform: translateX(0); }
  }
  .toast { animation: feedback-toast-in .22s ease-out; }
  .toast-leaving {
    animation: feedback-toast-in .18s ease-in reverse;
  }
}

/* ---------- Banner ---------- */
.banner {
  display: flex;
  align-items: center;
  gap: .75rem;
  width: 100%;
  padding: .75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--fg);
  font-size: .9rem;
}
.banner-icon { font-size: 1.05rem; flex: none; }
.banner-text { flex: 1 1 auto; }
.banner-text strong { font-weight: 600; }

.banner-close {
  appearance: none;
  flex: none;
  background: transparent;
  border: 0;
  color: var(--dim);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  padding: .1rem .3rem;
  border-radius: 6px;
}
.banner-close:hover { color: var(--fg); }
.banner-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.banner-info    { border-color: color-mix(in srgb, var(--info) 40%, var(--border));   background: color-mix(in srgb, var(--info) 10%, var(--panel)); }
.banner-warning { border-color: color-mix(in srgb, var(--warn) 40%, var(--border));   background: color-mix(in srgb, var(--warn) 10%, var(--panel)); }
.banner-danger  { border-color: color-mix(in srgb, var(--danger) 40%, var(--border)); background: color-mix(in srgb, var(--danger) 10%, var(--panel)); }
.banner-info    .banner-icon { color: var(--info); }
.banner-warning .banner-icon { color: var(--warn); }
.banner-danger  .banner-icon { color: var(--danger); }

/* ---------- Progress (linear) ---------- */
.progress {
  --progress-value: 0%;
  position: relative;
  width: 100%;
  height: 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.progress-bar {
  display: block;
  height: 100%;
  width: var(--progress-value);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
@media (prefers-reduced-motion: no-preference) {
  .progress-bar { transition: width .3s ease; }
}

.progress-indeterminate .progress-bar {
  width: 40%;
}
@media (prefers-reduced-motion: no-preference) {
  @keyframes feedback-progress-slide {
    0%   { transform: translateX(-110%); }
    100% { transform: translateX(260%); }
  }
  .progress-indeterminate .progress-bar {
    animation: feedback-progress-slide 1.2s infinite ease-in-out;
  }
}

/* ---------- Progress ring (circular) ---------- */
.progress-ring {
  --progress-value: 0%;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background:
    conic-gradient(var(--accent) var(--progress-value), var(--panel-2) 0);
}
.progress-ring::before {
  content: "";
  position: absolute;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-2);
}
.progress-ring { position: relative; }
.progress-ring-label {
  position: relative;
  font-size: .8rem;
  font-weight: 600;
  color: var(--fg);
}

/* ---------- Spinner ---------- */
.spinner {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid color-mix(in srgb, var(--fg) 18%, transparent);
  border-top-color: var(--accent);
  border-radius: 50%;
  vertical-align: middle;
}
.spinner-sm { width: 1rem;    height: 1rem;    border-width: 2px; }
.spinner-md { width: 1.5rem;  height: 1.5rem;  border-width: 2px; }
.spinner-lg { width: 2.5rem;  height: 2.5rem;  border-width: 3px; }

@media (prefers-reduced-motion: no-preference) {
  @keyframes feedback-spin { to { transform: rotate(360deg); } }
  .spinner { animation: feedback-spin .7s linear infinite; }
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Skeleton ---------- */
.skeleton {
  display: block;
  background: var(--panel-2);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}
.skeleton-line { height: .8rem; margin-bottom: .55rem; width: 100%; }
.skeleton-line:last-child { margin-bottom: 0; }
.skeleton-line-sm { width: 60%; }
.skeleton-avatar { width: 48px; height: 48px; border-radius: 50%; }
.skeleton-card { height: 120px; border-radius: var(--radius); }

@media (prefers-reduced-motion: no-preference) {
  @keyframes feedback-shimmer {
    100% { transform: translateX(100%); }
  }
  .skeleton::after {
    content: "";
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(
      90deg,
      transparent,
      color-mix(in srgb, var(--fg) 8%, transparent),
      transparent
    );
    animation: feedback-shimmer 1.4s infinite;
  }
}

/* ---------- Empty state ---------- */
.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: .5rem;
  padding: 2.5rem 1.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.empty-icon {
  font-size: 2.25rem;
  line-height: 1;
  color: var(--dim);
  margin-bottom: .25rem;
}
.empty-title { font-size: 1.05rem; font-weight: 600; color: var(--fg); margin: 0; }
.empty-text  { color: var(--muted); font-size: .9rem; max-width: 38ch; margin: 0 0 .5rem; }

/* ===== nav ===== */
/* ============================================================
   Navigation components — AkurAI-Framework design system
   Token-driven, no-build, dark theme. New classes only.
   ============================================================ */

/* ---- Tabs (underline) ------------------------------------- */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin: 0 0 16px;
}
.tab {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font: inherit;
  padding: 10px 14px;
  margin-bottom: -1px;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
  transition: color .15s, border-color .15s, background .15s;
}
.tab:hover { color: var(--fg); background: var(--panel-2); }
.tab[aria-selected="true"] {
  color: var(--fg);
  border-bottom-color: var(--accent);
}
.tab:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.tabpanel { color: var(--fg); }
.tabpanel[hidden] { display: none; }

/* ---- Breadcrumbs ------------------------------------------ */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14px;
}
.crumbs li { display: inline-flex; align-items: center; gap: 8px; }
.crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-radius: 6px;
  padding: 2px 4px;
  transition: color .15s;
}
.crumbs a:hover { color: var(--accent); text-decoration: underline; }
.crumbs a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.crumbs [aria-current="page"] { color: var(--fg); font-weight: 600; }
.crumbs .crumbs-sep { color: var(--dim); user-select: none; }

/* ---- Pagination ------------------------------------------- */
.pager { display: flex; }
.pager ul {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.pager a,
.pager span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  background: var(--panel);
  transition: color .15s, border-color .15s, background .15s;
}
.pager a:hover {
  color: var(--fg);
  border-color: var(--border-2);
  background: var(--panel-2);
}
.pager a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.pager [aria-current="page"] {
  color: var(--fg);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 18%, var(--panel));
  font-weight: 600;
}
.pager .pager-disabled {
  color: var(--dim);
  background: var(--bg-2);
  cursor: not-allowed;
}

/* ---- Steps / stepper -------------------------------------- */
.steps {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}
.step {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  min-width: 0;
}
/* connector line */
.step::before {
  content: "";
  position: absolute;
  top: 16px;
  left: -50%;
  width: 100%;
  height: 2px;
  background: var(--border);
  z-index: 0;
}
.step:first-child::before { display: none; }
.step-marker {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 2px solid var(--border-2);
  background: var(--panel);
  color: var(--muted);
  font-weight: 600;
  counter-increment: step;
}
.step-marker::after { content: counter(step); }
.step-label { line-height: 1.3; }
.step.is-done { color: var(--fg); }
.step.is-done .step-marker {
  border-color: var(--ok);
  background: color-mix(in srgb, var(--ok) 20%, var(--panel));
  color: var(--ok);
}
.step.is-done .step-marker::after { content: "✓"; }
.step.is-done::before { background: var(--ok); }
.step.is-current { color: var(--fg); }
.step.is-current .step-marker {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 22%, var(--panel));
  color: var(--fg);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 20%, transparent);
}

/* ---- Menu list (vertical nav) ----------------------------- */
.navlist {
  list-style: none;
  margin: 0;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  max-width: 260px;
}
.navlist li { margin: 2px 0; }
.navlist a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 10px;
  color: var(--muted);
  text-decoration: none;
  transition: color .15s, background .15s;
}
.navlist a:hover { color: var(--fg); background: var(--panel-2); }
.navlist a:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.navlist [aria-current="page"] {
  color: var(--fg);
  background: color-mix(in srgb, var(--accent) 16%, var(--panel));
  font-weight: 600;
  box-shadow: inset 3px 0 0 var(--accent);
}

/* ===== overlays ===== */
/* ============================================================
   Overlays — Modal, Drawer, Popover, Tooltip
   Token-driven. No hardcoded colors. Dark theme.
   ============================================================ */

/* ---------- Modal / dialog ---------- */
.modal {
  width: min(560px, calc(100vw - 2rem));
  max-height: calc(100vh - 4rem);
  padding: 0;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--fg);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.modal::backdrop {
  background: rgba(5, 7, 11, 0.66);
  backdrop-filter: blur(3px);
}
.modal[open] {
  animation: overlays-pop 0.16s ease-out;
}
@keyframes overlays-pop {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to   { opacity: 1; transform: none; }
}
.modal-head,
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel-2);
}
.modal-title,
.drawer-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
}
.modal-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--panel);
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s, background 0.12s;
}
.modal-close:hover { color: var(--fg); border-color: var(--border-2); }
.modal-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.modal-body {
  padding: 1.25rem;
  overflow-y: auto;
  color: var(--muted);
}
.modal-body p { margin: 0 0 0.75rem; }
.modal-body p:last-child { margin-bottom: 0; }
.modal-foot,
.drawer-foot {
  display: flex;
  justify-content: flex-end;
  gap: 0.6rem;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
  background: var(--panel-2);
}

/* ---------- Drawer / sheet ---------- */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 60;
  visibility: hidden;
  pointer-events: none;
}
.drawer.is-open {
  visibility: visible;
  pointer-events: auto;
}
.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 7, 11, 0.66);
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity 0.2s ease;
}
.drawer.is-open .drawer-backdrop { opacity: 1; }
.drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(420px, 92vw);
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border-left: 1px solid var(--border-2);
  box-shadow: var(--shadow);
  transform: translateX(100%);
  transition: transform 0.24s cubic-bezier(0.22, 1, 0.36, 1);
}
.drawer.is-open .drawer-panel { transform: translateX(0); }
.drawer-body { padding: 1.25rem; overflow-y: auto; flex: 1; color: var(--muted); }
.drawer-body p { margin: 0 0 0.75rem; }
.drawer-body p:last-child { margin-bottom: 0; }

/* ---------- Popover (native <details>) ---------- */
.popover {
  position: relative;
  display: inline-block;
}
.popover > summary {
  list-style: none;
  cursor: pointer;
}
.popover > summary::-webkit-details-marker { display: none; }
.popover-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 40;
  width: max-content;
  max-width: 280px;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-2);
  border-radius: 12px;
  background: var(--panel-2);
  color: var(--fg);
  box-shadow: var(--shadow);
  animation: overlays-pop 0.14s ease-out;
}
.popover-panel::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 18px;
  width: 9px;
  height: 9px;
  background: var(--panel-2);
  border-left: 1px solid var(--border-2);
  border-top: 1px solid var(--border-2);
  transform: rotate(45deg);
}
.popover-panel p { margin: 0 0 0.6rem; color: var(--muted); }
.popover-panel p:last-child { margin-bottom: 0; }
.popover-title { font-weight: 600; margin: 0 0 0.4rem; color: var(--fg); }

/* ---------- Tooltip (pure CSS) ---------- */
.tooltip {
  position: relative;
  display: inline-flex;
}
.tooltip-tip {
  position: absolute;
  bottom: calc(100% + 9px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  z-index: 50;
  width: max-content;
  max-width: 220px;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--border-2);
  border-radius: 8px;
  background: var(--bg-2);
  color: var(--fg);
  font-size: 0.82rem;
  line-height: 1.35;
  white-space: normal;
  text-align: center;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.14s ease, transform 0.14s ease;
}
.tooltip-tip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--border-2);
}
.tooltip:hover .tooltip-tip,
.tooltip:focus-within .tooltip-tip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================================================
   Chat primitives (site/frontend/ai/chat/*) — scoped, chat-prefixed.
   Appended for the assistant-ui port; all selectors namespaced `chat-` so they
   never collide with the rest of the design system.
   ========================================================================== */

.chat-root { display: flex; flex-direction: column; gap: 14px; }

/* Thread ------------------------------------------------------------------- */
.chat-thread {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  overflow: hidden;
}
.chat-thread-viewport {
  height: clamp(320px, 56vh, 620px);
  overflow-y: auto;
  scroll-behavior: smooth;
  padding: 22px;
}
.chat-thread-viewport:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.chat-thread-list { display: flex; flex-direction: column; gap: 18px; }
.chat-thread-empty {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; min-height: 240px; color: var(--muted); text-align: center;
}
.chat-thread-empty.is-hidden { display: none; }
.chat-thread-empty-mark {
  width: 112px; height: 112px; object-fit: contain;
  filter: drop-shadow(0 12px 22px color-mix(in srgb, var(--accent) 18%, transparent));
}
.chat-thread-tobottom {
  position: absolute; right: 16px; bottom: 16px; z-index: 2;
  background: var(--panel-2); border-color: var(--border-2); box-shadow: var(--shadow);
}
.chat-thread-tobottom.is-hidden { display: none; }

/* Message ------------------------------------------------------------------ */
.chat-message { display: flex; gap: 12px; align-items: flex-start; }
.chat-message-user { flex-direction: row-reverse; }
.chat-message-avatar {
  flex: none; width: 34px; height: 34px; border-radius: 9px; overflow: hidden;
  display: grid; place-items: center; font-size: 12px; font-weight: 700;
  background: var(--panel-2); border: 1px solid var(--border-2); color: var(--muted);
}
.chat-message-avatar img {
  display: block; width: 100%; height: 100%; object-fit: cover;
}
.chat-message-assistant .chat-message-avatar {
  background: var(--panel); border-color: var(--border-2);
}
.chat-message-body { min-width: 0; max-width: 80%; }
.chat-message-user .chat-message-body { text-align: right; }
.chat-message-role { font-size: 11px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--dim); margin-bottom: 5px; }
.chat-message-content {
  display: inline-block; text-align: left; padding: 11px 14px; border-radius: 12px;
  background: var(--panel); border: 1px solid var(--border); color: var(--fg);
  line-height: 1.55; overflow-wrap: anywhere;
}
.chat-message-user .chat-message-content {
  background: color-mix(in srgb, var(--accent) 16%, var(--panel)); border-color: var(--border-2);
}
.chat-message-system .chat-message-content { font-style: italic; color: var(--muted); }
.chat-message-content > :first-child { margin-top: 0; }
.chat-message-content > :last-child { margin-bottom: 0; }
.chat-message-content p { margin: 0 0 8px; }
.chat-message-error .chat-message-content {
  border-color: color-mix(in srgb, var(--danger) 40%, var(--border));
  background: color-mix(in srgb, var(--danger) 10%, var(--panel)); color: var(--fg);
}
.chat-message-error-icon { color: var(--danger); font-weight: 700; }

/* Markdown inside assistant messages */
.chat-md-h { margin: 12px 0 6px; font-size: 1.02em; line-height: 1.3; }
.chat-md-list { margin: 6px 0 8px; padding-left: 1.4em; }
.chat-md-list li { margin: 2px 0; }
.chat-md-quote { margin: 6px 0; padding: 2px 12px; border-left: 3px solid var(--border-2); color: var(--muted); }
.chat-code-inline {
  font-family: var(--mono); font-size: 0.88em; padding: 1px 5px; border-radius: 6px;
  background: var(--bg); border: 1px solid var(--border);
}
.chat-code-block {
  margin: 8px 0; padding: 12px 14px; border-radius: 10px; overflow-x: auto;
  background: var(--bg); border: 1px solid var(--border);
  font-family: var(--mono); font-size: 0.85em; line-height: 1.5;
}
.chat-code-block code { font-family: inherit; }

/* Streaming cursor */
.chat-cursor {
  display: inline-block; width: 7px; height: 1.05em; margin-left: 2px;
  vertical-align: text-bottom; background: var(--accent); border-radius: 2px;
  animation: chat-blink 1s steps(2, start) infinite;
}
@keyframes chat-blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .chat-cursor { animation: none; } }

/* Tool-call placeholder */
.chat-toolcall {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 8px;
  padding: 8px 12px; border-radius: 10px; font-size: 13px; color: var(--muted);
  background: color-mix(in srgb, var(--accent-2) 10%, var(--panel)); border: 1px dashed var(--border-2);
}
.chat-toolcall-icon { color: var(--accent-2); }
.chat-toolcall code { font-family: var(--mono); color: var(--fg); }

/* ActionBar ---------------------------------------------------------------- */
.chat-actionbar { display: flex; gap: 4px; margin-top: 6px; opacity: 0; transition: opacity 0.12s; }
.chat-message-user .chat-actionbar { justify-content: flex-end; }
.chat-message:hover .chat-actionbar,
.chat-actionbar:focus-within { opacity: 1; }
.chat-actionbar.is-hidden { display: none; }

/* Composer ----------------------------------------------------------------- */
.chat-composer {
  display: flex; align-items: flex-end; gap: 8px;
  padding: 10px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--panel);
}
.chat-composer.is-disabled { opacity: 0.7; }
.chat-composer-input {
  flex: 1 1 auto; resize: none; min-height: 24px; max-height: 200px;
  padding: 8px 10px; border: none; outline: none; background: transparent;
  color: var(--fg); font: inherit; line-height: 1.5;
}
.chat-composer-input::placeholder { color: var(--dim); }
.chat-composer-tools { display: flex; align-items: center; gap: 6px; flex: none; }
.chat-composer-voice.is-listening { color: var(--danger); animation: chat-blink 1s infinite; }
.chat-composer-send { flex: none; }
/* ── tc-display-* : AI Display component scoped styles ───────────────────── */

/* Citation */
.tc-display-citation { display: grid; gap: 6px; max-width: 480px; }
.tc-display-citation__header { display: flex; align-items: center; gap: 7px; }
.tc-display-citation__favicon { border-radius: 3px; flex-shrink: 0; }
.tc-display-citation__favicon-fallback {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px; border-radius: 3px;
  background: var(--panel-2); font-size: 10px; font-weight: 700; color: var(--accent); flex-shrink: 0;
}
.tc-display-citation__domain { font-size: 12px; }
.tc-display-citation__title { font-size: 14px; font-weight: 600; display: block; margin-top: 2px; }
.tc-display-citation__snippet { margin: 0; font-size: 13px; line-height: 1.55; }

/* Link Preview */
.tc-display-link-preview { overflow: hidden; max-width: 400px; }
.tc-display-link-preview:hover { border-color: var(--border-2); }
.tc-display-link-preview__image {
  display: block; width: calc(100% + 40px); margin: -20px -20px 16px;
  max-height: 180px; object-fit: cover;
}
.tc-display-link-preview__domain { display: block; margin-bottom: 4px; }
.tc-display-link-preview__title { font-size: 15px; font-weight: 600; color: var(--fg); margin-bottom: 5px; }
.tc-display-link-preview__desc { margin: 0; font-size: 13px; line-height: 1.55; }

/* Stats Display */
.tc-display-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}
.tc-display-stats__cell { }
.tc-display-stats__delta {
  display: inline-block; font-size: 12px; font-weight: 600;
  margin-left: 6px; vertical-align: middle;
}
.tc-display-stats__delta--up { color: var(--ok); }
.tc-display-stats__delta--down { color: var(--danger); }

/* Terminal */
.tc-display-terminal {
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; font-family: var(--mono); font-size: 13px; line-height: 1.6;
  background: #0a0d12;
}
.tc-display-terminal__bar {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px; background: var(--panel-2); border-bottom: 1px solid var(--border);
}
.tc-display-terminal__dots { display: flex; gap: 6px; }
.tc-display-terminal__dots > span {
  display: inline-block; width: 11px; height: 11px; border-radius: 50%;
}
.tc-display-terminal__bar-label { margin-left: auto; }
.tc-display-terminal__body { margin: 0; padding: 14px 16px; overflow-x: auto; color: #cdd6ea; }
.tc-display-terminal__prompt { color: var(--ok); user-select: none; }
.tc-display-terminal__cmd { color: #e7ebf3; }
.tc-display-terminal__line { color: var(--muted); }
.tc-display-terminal__exit { margin-top: 8px; }

/* Weather Widget */
.tc-display-weather { max-width: 320px; display: grid; gap: 6px; }
.tc-display-weather__top { display: flex; align-items: flex-start; justify-content: space-between; }
.tc-display-weather__icon { font-size: 36px; line-height: 1; }
.tc-display-weather__temp { font-size: 52px; font-weight: 700; letter-spacing: -0.04em; line-height: 1; }
.tc-display-weather__condition { font-size: 15px; }
.tc-display-weather__range { font-size: 14px; }
.tc-display-weather__hi { font-weight: 600; }
.tc-display-weather__hourly {
  display: flex; gap: 4px; overflow-x: auto; padding-top: 10px;
  border-top: 1px solid var(--border); margin-top: 6px;
}
.tc-display-weather__slot {
  display: grid; gap: 4px; text-align: center; min-width: 44px;
  padding: 6px 4px; border-radius: 8px;
}
.tc-display-weather__slot:hover { background: var(--panel-2); }
.tc-display-weather__slot-icon { font-size: 18px; line-height: 1; }
.tc-display-weather__slot-temp { font-size: 12px; font-weight: 600; }
/* ── AI content components (tc-content-*) ────────────────────── */

/* Message Draft */
.tc-content-draft { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; font-size: 14px; }
.tc-content-draft__header { display: flex; align-items: center; gap: 12px; padding: 10px 14px; background: var(--panel-2); border-bottom: 1px solid var(--border); }
.tc-content-draft__label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); padding: 2px 8px; border-radius: 999px; }
.tc-content-draft__to { color: var(--muted); font-size: 13px; }
.tc-content-draft__subject { padding: 8px 14px; font-weight: 600; border-bottom: 1px solid var(--border); color: var(--fg); }
.tc-content-draft__body { padding: 12px 14px; color: var(--fg); white-space: pre-wrap; min-height: 60px; outline: none; line-height: 1.6; }
.tc-content-draft__body[contenteditable=true] { background: var(--bg); border-bottom: 1px solid var(--accent); }
.tc-content-draft__actions { display: flex; gap: 8px; padding: 10px 14px; border-top: 1px solid var(--border); background: var(--panel-2); }
.tc-content-draft__btn { padding: 6px 14px; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; border: 1px solid var(--border); transition: background 0.12s, color 0.12s; }
.tc-content-draft__btn--edit { background: var(--panel); color: var(--muted); }
.tc-content-draft__btn--edit:hover { background: var(--panel-2); color: var(--fg); }
.tc-content-draft__btn--send { background: var(--accent); color: #fff; border-color: transparent; }
.tc-content-draft__btn--send:hover { filter: brightness(1.1); }

/* X Post */
.tc-content-xpost,
.tc-content-lipost { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; max-width: 500px; font-size: 14px; }
.tc-content-xpost__header,
.tc-content-lipost__header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.tc-content-xpost__avatar { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.tc-content-xpost__avatar--placeholder { display: flex; align-items: center; justify-content: center; background: var(--panel-2); border: 1px solid var(--border); font-weight: 700; font-size: 14px; color: var(--muted); }
.tc-content-xpost__meta { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.tc-content-xpost__name,
.tc-content-lipost__name { font-weight: 700; color: var(--fg); font-size: 14px; }
.tc-content-xpost__handle { color: var(--muted); font-size: 13px; }
.tc-content-xpost__logo { color: var(--muted); flex-shrink: 0; }
.tc-content-xpost__text,
.tc-content-lipost__text { color: var(--fg); line-height: 1.55; white-space: pre-wrap; word-break: break-word; }
.tc-content-xpost__stats { display: flex; gap: 18px; margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--border); }
.tc-content-xpost__stat,
.tc-content-lipost__stat { display: flex; align-items: center; gap: 5px; color: var(--muted); font-size: 13px; }
.tc-content-xpost__stat--likes { color: #f56565; }

/* LinkedIn Post */
.tc-content-lipost__avatar { width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0; background: linear-gradient(135deg, var(--accent), var(--accent-2)); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 15px; color: #fff; }
.tc-content-lipost__meta { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.tc-content-lipost__headline { color: var(--muted); font-size: 12px; }
.tc-content-lipost__logo { color: #0a66c2; flex-shrink: 0; }
.tc-content-lipost__stats { display: flex; gap: 16px; margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--border); }

/* Instagram Post */
.tc-content-igpost { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; max-width: 420px; font-size: 14px; }
.tc-content-igpost__header { display: flex; align-items: center; gap: 10px; padding: 12px 14px; }
.tc-content-igpost__avatar { width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0; background: linear-gradient(135deg, #f58529, #dd2a7b, #8134af); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12px; color: #fff; }
.tc-content-igpost__user { flex: 1; font-weight: 600; color: var(--fg); font-size: 14px; }
.tc-content-igpost__logo { color: var(--muted); flex-shrink: 0; }
.tc-content-igpost__image { display: block; width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.tc-content-igpost__image--placeholder { display: flex; align-items: center; justify-content: center; background: var(--panel-2); aspect-ratio: 4/3; }
.tc-content-igpost__footer { padding: 10px 14px; }
.tc-content-igpost__likes { display: flex; align-items: center; gap: 5px; font-weight: 600; color: var(--fg); font-size: 13px; }
.tc-content-igpost__caption { margin: 6px 0 0; color: var(--fg); font-size: 13px; line-height: 1.5; }

/* Item Carousel */
.tc-content-carousel { display: flex; align-items: center; gap: 8px; position: relative; }
.tc-content-carousel__track { display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; -webkit-overflow-scrolling: touch; flex: 1; padding: 4px 2px 8px; }
.tc-content-carousel__track::-webkit-scrollbar { height: 4px; }
.tc-content-carousel__track::-webkit-scrollbar-track { background: var(--panel-2); border-radius: 2px; }
.tc-content-carousel__track::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 2px; }
.tc-content-carousel__item { scroll-snap-align: start; flex: 0 0 160px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; text-decoration: none; color: var(--fg); transition: border-color 0.15s; display: block; }
.tc-content-carousel__item:hover { border-color: var(--accent); text-decoration: none; }
.tc-content-carousel__img { display: block; width: 100%; height: 100px; object-fit: cover; }
.tc-content-carousel__img--placeholder { display: flex; align-items: center; justify-content: center; height: 100px; background: var(--panel-2); }
.tc-content-carousel__info { padding: 8px 10px; }
.tc-content-carousel__title { display: block; font-size: 13px; font-weight: 600; color: var(--fg); }
.tc-content-carousel__sub { display: block; font-size: 12px; color: var(--muted); margin-top: 2px; }
.tc-content-carousel__nav { flex-shrink: 0; width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--border); background: var(--panel-2); color: var(--fg); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background 0.12s, color 0.12s; }
.tc-content-carousel__nav:hover:not([disabled]) { background: var(--accent); color: #fff; border-color: transparent; }
.tc-content-carousel__nav[disabled] { opacity: 0.35; cursor: default; }

/* Geo Map */
.tc-content-geomap { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; display: inline-flex; flex-direction: column; max-width: 100%; }
.tc-content-geomap__canvas { background: var(--panel-2); }
.tc-content-geomap__bg { display: block; }
.tc-content-geomap__svg-overlay { display: block; width: 100%; height: 100%; position: absolute; inset: 0; }
.tc-content-geomap__tiles img { display: block; }
.tc-content-geomap__panel { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; padding: 8px 14px; background: var(--panel-2); border-top: 1px solid var(--border); font-size: 12.5px; color: var(--muted); }
.tc-content-geomap__coord { display: flex; align-items: center; gap: 5px; font-family: var(--mono); color: var(--fg); }
.tc-content-geomap__zoom { color: var(--dim); }
.tc-content-geomap__markers { color: var(--warn); }
.tc-content-geomap__note { color: var(--dim); font-style: italic; }
.tc-content-geomap__note code { font-family: var(--mono); font-size: 11px; background: var(--bg); border: 1px solid var(--border); padding: 1px 5px; border-radius: 4px; }

/* Theme picker (header) — token-driven so it re-themes with everything else. */
.theme-picker { display: inline-flex; align-items: center; }
.theme-select {
  appearance: none;
  -webkit-appearance: none;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--fg);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 28px 6px 11px;
  cursor: pointer;
  line-height: 1.2;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 15px) center, calc(100% - 10px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  transition: border-color .15s ease, background-color .15s ease;
}
.theme-select:hover { border-color: var(--border-2); }
.theme-select:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.theme-select optgroup { color: var(--fg); background: var(--panel); font-weight: 700; }
.theme-select option { color: var(--fg); background: var(--panel); font-weight: 500; }

/* ── 3D hero: full-bleed animated gradient background (hero3d.js) ───────────── */
.hero-3d {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 104px 0 96px;
  /* CSS fallback gradient — shown before/without WebGL so there's never a flat band */
  background:
    radial-gradient(120% 90% at 18% 0%, #214099 0%, transparent 55%),
    radial-gradient(120% 90% at 88% 18%, #3b2a86 0%, transparent 52%),
    radial-gradient(140% 120% at 50% 120%, #125446 0%, transparent 55%),
    #070b16;
}
.hero-3d #hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: -1;
  pointer-events: none;
}
.hero-3d .hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 820px;
}
/* light type over the dark gradient, independent of the page theme */
.hero-3d h1 { color: #f3f7ff; }
.hero-3d .lede { color: #c2cdec; }
.hero-3d .eyebrow {
  color: #cdd9ff;
  background: rgba(123, 150, 255, 0.12);
  border-color: rgba(123, 150, 255, 0.32);
  backdrop-filter: blur(6px);
}
.hero-3d .grad {
  background: linear-gradient(120deg, #8fb2ff, #b79cff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-3d .btn-row { justify-content: center; }
.hero-3d .install-widget { margin-left: auto; margin-right: auto;
  background: rgba(8, 11, 20, 0.62); backdrop-filter: blur(8px); }
.hero-3d .status {
  background: rgba(8, 11, 20, 0.55); color: #c2cdec;
  border-color: rgba(123, 150, 255, 0.24); backdrop-filter: blur(8px);
}
/* Language toggle (IS/EN) — segmented control, token-driven. */
.lang-toggle { display: inline-flex; align-items: center; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.lang-opt { appearance: none; border: 0; background: transparent; color: var(--muted); font: inherit; font-size: 12px; font-weight: 700; letter-spacing: .02em; padding: 5px 9px; cursor: pointer; line-height: 1; transition: background-color .15s ease, color .15s ease; }
.lang-opt + .lang-opt { border-left: 1px solid var(--border); }
.lang-opt:hover { color: var(--fg); }
.lang-opt.is-active { background: var(--accent); color: var(--on-accent, #fff); }
.lang-opt:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }