/* ───────────────────────────────────────────────────────────────────
   llm.mjs — Universal Fallback   /   TIMxAI Labs
   Self-contained design system. No external fonts. No external assets.
   ─────────────────────────────────────────────────────────────────── */

:root {
  color-scheme: dark light;

  /* Dark palette (default) */
  --bg-0: #07091a;
  --bg-1: #0c1024;
  --bg-2: #131a36;
  --bg-3: #1b234a;
  --surface: #131a36cc;
  --surface-2: #1a2247;
  --surface-3: #243067;
  --border: #2a335c;
  --border-strong: #3b4685;
  --text-0: #f1f5fc;
  --text-1: #c2cce4;
  --text-2: #8a96b8;
  --text-3: #5f6a8b;
  --accent: #5fa8ff;
  --accent-2: #8a7dff;
  --accent-soft: #5fa8ff22;
  --ok: #2fd49a;
  --ok-soft: #2fd49a18;
  --warn: #f1b542;
  --warn-soft: #f1b54220;
  --err: #ff6f8d;
  --err-soft: #ff6f8d22;
  --fallback: #c08bff;
  --fallback-soft: #c08bff1f;

  --edge-from: #5fa8ff;
  --edge-to: #2fd49a;
  --fallback-from: #c08bff;
  --fallback-to: #5fa8ff;

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Inter, system-ui, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 22px;

  --shadow-1: 0 1px 0 #ffffff08 inset, 0 4px 20px #00000033;
  --shadow-2: 0 1px 0 #ffffff0c inset, 0 12px 40px #00000055;
  --shadow-focus: 0 0 0 3px #5fa8ff66;

  --easing: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="light"] {
  --bg-0: #f5f7fc;
  --bg-1: #eef2fa;
  --bg-2: #e4ebf6;
  --bg-3: #d6e0ef;
  --surface: #ffffffe6;
  --surface-2: #ffffff;
  --surface-3: #eef2fa;
  --border: #d6dde9;
  --border-strong: #b3bdce;
  --text-0: #0c1633;
  --text-1: #2b3556;
  --text-2: #5b6580;
  --text-3: #8993a8;
  --accent: #2367d9;
  --accent-2: #5b46d3;
  --accent-soft: #2367d915;
  --ok: #0e9c6a;
  --ok-soft: #0e9c6a15;
  --warn: #b07408;
  --warn-soft: #b0740815;
  --err: #c1304a;
  --err-soft: #c1304a15;
  --fallback: #7a3fcf;
  --fallback-soft: #7a3fcf15;

  --edge-from: #2367d9;
  --edge-to: #0e9c6a;
  --fallback-from: #7a3fcf;
  --fallback-to: #2367d9;

  --shadow-1: 0 1px 0 #ffffff inset, 0 1px 2px #0c163315, 0 6px 16px #0c163312;
  --shadow-2: 0 1px 0 #ffffff inset, 0 12px 32px #0c163322;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--text-0);
  background:
    radial-gradient(1100px 600px at 90% -10%, #5fa8ff14, transparent 60%),
    radial-gradient(900px 600px at -10% 30%, #8a7dff14, transparent 55%),
    var(--bg-0);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

[data-theme="light"] body {
  background:
    radial-gradient(900px 500px at 95% -10%, #2367d910, transparent 60%),
    radial-gradient(900px 500px at -10% 30%, #5b46d310, transparent 55%),
    var(--bg-0);
}

::selection { background: var(--accent); color: #fff; }

.skip-link {
  position: absolute;
  left: -1000px;
  top: 0;
  padding: 8px 12px;
  background: var(--accent);
  color: #fff;
  border-radius: 0 0 var(--radius) var(--radius);
  z-index: 100;
}
.skip-link:focus { left: 12px; outline: 2px solid var(--text-0); }

:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: 6px;
}

.wrap { width: min(1180px, 92vw); margin-inline: auto; }

/* ── HEADER ─────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  background: color-mix(in srgb, var(--bg-0) 80%, transparent);
  border-bottom: 1px solid var(--border);
}
.header-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--accent);
}
.brand-mark { width: 32px; height: 32px; flex: 0 0 32px; }
.brand-name {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-0);
  letter-spacing: -0.01em;
}
.brand-tag {
  font-size: 11px;
  color: var(--text-2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.site-nav {
  display: flex;
  gap: 18px;
  margin-left: auto;
}
.site-nav a {
  font-size: 13.5px;
  color: var(--text-1);
  text-decoration: none;
  padding: 6px 8px;
  border-radius: 6px;
  transition: color 0.18s var(--easing), background 0.18s var(--easing);
}
.site-nav a:hover { color: var(--text-0); background: var(--accent-soft); }
.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-1);
  cursor: pointer;
  transition: transform 0.2s var(--easing), background 0.18s var(--easing);
}
.theme-toggle:hover { background: var(--surface-3); color: var(--text-0); }
.theme-toggle:active { transform: scale(0.96); }
.theme-toggle .sun { display: none; }
[data-theme="light"] .theme-toggle .moon { display: none; }
[data-theme="light"] .theme-toggle .sun { display: block; }

@media (max-width: 820px) {
  .site-nav { display: none; }
}

/* ── HERO ───────────────────────────────────────────────────────── */
.hero { padding: 64px 0 48px; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.95fr);
  gap: 56px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
}
.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 999px;
  margin: 0 0 18px;
}
h1 {
  font-size: clamp(36px, 5.4vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0 0 18px;
  font-weight: 700;
  color: var(--text-0);
}
.lede {
  font-size: clamp(16px, 1.8vw, 18px);
  color: var(--text-1);
  margin: 0 0 28px;
  max-width: 60ch;
}
.lede strong { color: var(--text-0); font-weight: 600; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s var(--easing), background 0.18s var(--easing), border-color 0.18s var(--easing), color 0.18s var(--easing);
  text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: linear-gradient(180deg, var(--accent) 0%, color-mix(in srgb, var(--accent) 70%, #000) 100%);
  color: #fff;
  border-color: color-mix(in srgb, var(--accent) 50%, #000 50%);
  box-shadow: 0 6px 20px color-mix(in srgb, var(--accent) 40%, transparent);
}
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 88%, #fff); }
.btn-ghost {
  background: var(--surface-2);
  color: var(--text-0);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--surface-3); border-color: var(--border-strong); }
.btn-sm { padding: 8px 14px; font-size: 13px; }
.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 18px;
  font-size: 14px;
  color: var(--text-1);
}
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; vertical-align: middle; margin-right: 8px; }
.dot-ok { background: var(--ok); box-shadow: 0 0 0 3px var(--ok-soft); }

.hero-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--shadow-1);
  display: grid;
  gap: 12px;
  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(closest-side, var(--accent) 0%, transparent 70%);
  opacity: 0.12;
  filter: blur(6px);
  pointer-events: none;
}
.hero-card-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-size: 13.5px;
  color: var(--text-2);
}
.hero-card-row strong { color: var(--text-0); font-size: 15px; font-variant-numeric: tabular-nums; }
.hero-card-row .ok { color: var(--ok); }
.hero-card-foot { border-top: 1px dashed var(--border); padding-top: 12px; margin-top: 6px; }

/* ── SECTION HEAD ───────────────────────────────────────────────── */
.section-head { max-width: 720px; margin: 0 0 28px; }
.section-head h2 {
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  font-weight: 650;
}
.section-head p { color: var(--text-1); margin: 0; font-size: 15px; }
.section-head h2 code, .section-head p code {
  font-family: var(--font-mono); font-size: 0.92em; padding: 1px 6px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px;
}

section { padding: 72px 0; border-top: 1px solid var(--border); }
@media (max-width: 700px) { section { padding: 56px 0; } }

/* ── SIMULATOR ──────────────────────────────────────────────────── */
.sim-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
}
.play-icon {
  display: inline-block;
  width: 0; height: 0;
  border-style: solid;
  border-width: 6px 0 6px 9px;
  border-color: transparent transparent transparent currentColor;
}
.btn[aria-pressed="true"] .play-icon {
  border: none;
  width: 8px; height: 10px;
  background:
    linear-gradient(currentColor, currentColor) left / 3px 10px no-repeat,
    linear-gradient(currentColor, currentColor) right / 3px 10px no-repeat;
}
.sim-rate {
  display: flex; align-items: center; gap: 8px;
  margin-left: auto;
  font-size: 13px; color: var(--text-1);
}
.sim-rate input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 120px;
  height: 6px;
  background: var(--surface-3);
  border-radius: 999px;
  outline: none;
}
.sim-rate input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 30%, transparent);
}
.sim-rate input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;
}
.sim-rate output { font-variant-numeric: tabular-nums; min-width: 28px; }
.kbd-hint { font-size: 12px; color: var(--text-2); font-family: var(--font-mono); }
.kbd-hint kbd {
  display: inline-block;
  padding: 1px 6px;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--surface-3);
  color: var(--text-1);
  font-family: var(--font-mono);
  font-size: 11px;
}

.sim-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.95fr);
  gap: 18px;
}
@media (max-width: 1020px) {
  .sim-grid { grid-template-columns: 1fr; }
}
.sim-canvas-wrap {
  position: relative;
  background: linear-gradient(180deg, var(--surface-2) 0%, color-mix(in srgb, var(--surface-2) 85%, var(--bg-0)) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-1);
  overflow: hidden;
}
.sim-canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 800 / 520;
}
.sim-stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
}
.stat { text-align: center; }
.stat-label { display: block; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); }
.stat-value { font-family: var(--font-mono); font-size: 18px; color: var(--text-0); font-variant-numeric: tabular-nums; }

.sim-side { display: grid; gap: 14px; align-content: start; }
.side-title {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}
.provider-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.provider-row {
  display: grid;
  grid-template-columns: 20px 1fr auto auto;
  align-items: center;
  gap: 10px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 9px 12px;
  border-radius: var(--radius);
  font-size: 13.5px;
  transition: border-color 0.18s var(--easing), background 0.18s var(--easing);
}
.provider-row:hover { border-color: var(--border-strong); }
.provider-row[data-state="broken"] { border-color: color-mix(in srgb, var(--err) 60%, var(--border)); background: color-mix(in srgb, var(--err-soft) 60%, var(--surface-2)); }
.provider-key {
  display: inline-grid; place-items: center;
  width: 22px; height: 22px;
  border-radius: 6px;
  font-family: var(--font-mono); font-size: 11px;
  background: var(--surface-3); color: var(--text-1);
  border: 1px solid var(--border);
}
.provider-name { display: flex; flex-direction: column; line-height: 1.2; }
.provider-name strong { font-weight: 550; color: var(--text-0); font-size: 13.5px; }
.provider-name span { font-size: 11px; color: var(--text-3); }
.provider-state {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--ok-soft);
  color: var(--ok);
}
.provider-row[data-state="broken"] .provider-state { background: var(--err-soft); color: var(--err); }
.provider-toggle {
  -webkit-appearance: none;
  appearance: none;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 10px;
  background: var(--surface-3);
  color: var(--text-1);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.18s var(--easing);
}
.provider-toggle:hover { background: var(--bg-3); color: var(--text-0); }

.log {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 320px;
  overflow-y: auto;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12.5px;
  display: grid;
  gap: 0;
  scrollbar-width: thin;
}
.log::-webkit-scrollbar { width: 6px; }
.log::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }
.log-entry {
  display: grid;
  grid-template-columns: 50px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  cursor: pointer;
  transition: background 0.15s var(--easing);
}
.log-entry:last-child { border-bottom: none; }
.log-entry:hover { background: var(--surface-3); }
.log-entry:focus-visible { background: var(--surface-3); }
.log-entry .ts { color: var(--text-3); font-size: 11px; }
.log-entry .msg { color: var(--text-1); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.log-entry .verdict {
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 999px;
}
.log-entry[data-result="direct"] .verdict { background: var(--ok-soft); color: var(--ok); }
.log-entry[data-result="fallback"] .verdict { background: var(--fallback-soft); color: var(--fallback); }
.log-entry[data-result="failed"] .verdict { background: var(--err-soft); color: var(--err); }

.log-entry.is-new {
  animation: log-pulse 0.6s var(--easing);
}
@keyframes log-pulse {
  0% { background: color-mix(in srgb, var(--accent-soft) 80%, transparent); }
  100% { background: transparent; }
}

/* Decision trace dialog */
.trace-dialog {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--bg-0) 75%, transparent);
  backdrop-filter: blur(6px);
  display: grid;
  place-items: center;
  padding: 20px;
  z-index: 50;
  animation: fade-in 0.18s var(--easing);
}
.trace-dialog[hidden] { display: none; }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
.trace-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  max-width: 560px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-2);
}
.trace-card:focus { outline: none; }
.trace-close {
  position: absolute;
  top: 12px; right: 12px;
  width: 32px; height: 32px;
  border-radius: 8px;
  background: transparent;
  color: var(--text-1);
  border: none;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}
.trace-close:hover { background: var(--surface-3); color: var(--text-0); }
.trace-card h4 { margin: 0 0 14px; font-size: 16px; }
.trace-body { font-family: var(--font-mono); font-size: 13px; color: var(--text-1); display: grid; gap: 0; }
.trace-step {
  display: grid;
  grid-template-columns: 24px 1fr auto;
  align-items: start;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px dashed var(--border);
}
.trace-step:first-child { border-top: none; }
.trace-step .ico {
  display: inline-grid; place-items: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  font-size: 12px;
  background: var(--surface-3);
  color: var(--text-1);
}
.trace-step[data-ok="ok"] .ico { background: var(--ok-soft); color: var(--ok); }
.trace-step[data-ok="warn"] .ico { background: var(--warn-soft); color: var(--warn); }
.trace-step[data-ok="reroute"] .ico { background: var(--fallback-soft); color: var(--fallback); }
.trace-step[data-ok="err"] .ico { background: var(--err-soft); color: var(--err); }
.trace-step .label { color: var(--text-0); font-family: var(--font-sans); font-size: 13.5px; font-weight: 500; }
.trace-step .label small { display: block; color: var(--text-2); font-weight: 400; font-size: 12px; margin-top: 2px; }
.trace-step .t { color: var(--text-3); font-size: 11px; }

/* ── SVG node + edge styling ───────────────────────────────────── */
.node-card {
  fill: var(--surface-2);
  stroke: var(--border-strong);
  stroke-width: 1;
  transition: fill 0.25s var(--easing), stroke 0.25s var(--easing);
}
.node[data-state="broken"] .node-card {
  fill: color-mix(in srgb, var(--err-soft) 60%, var(--surface-2));
  stroke: var(--err);
  stroke-dasharray: 4 3;
}
.node-label {
  fill: var(--text-0);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 550;
  pointer-events: none;
}
.node-sublabel {
  fill: var(--text-2);
  font-family: var(--font-mono);
  font-size: 10px;
  pointer-events: none;
}
.node[data-state="broken"] .node-label { fill: var(--err); }
.node[data-state="broken"] .node-sublabel { fill: var(--err); opacity: 0.85; }
.node-pulse {
  fill: var(--accent);
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
}
.node.is-hit .node-pulse {
  animation: node-pulse 0.6s var(--easing);
}
@keyframes node-pulse {
  0% { opacity: 0.7; r: 24; }
  100% { opacity: 0; r: 56; }
}
.edge {
  fill: none;
  stroke: var(--border-strong);
  stroke-width: 1.2;
  opacity: 0.45;
  transition: opacity 0.25s var(--easing), stroke 0.25s var(--easing);
}
.edge.is-active { opacity: 1; stroke: url(#edge-grad); stroke-width: 1.6; }
.edge.is-fallback { stroke: url(#fallback-grad); stroke-dasharray: 5 4; opacity: 0.85; }
.edge.is-broken { stroke: var(--err); opacity: 0.35; stroke-dasharray: 4 4; }

.packet {
  r: 4;
  filter: drop-shadow(0 0 5px color-mix(in srgb, var(--accent) 60%, transparent));
}
.packet.is-fallback { filter: drop-shadow(0 0 6px color-mix(in srgb, var(--fallback) 60%, transparent)); }

/* ── HOW IT WORKS ───────────────────────────────────────────────── */
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  counter-reset: step;
}
@media (max-width: 900px) { .steps { grid-template-columns: 1fr; } }
.step {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-1);
  position: relative;
  display: grid;
  gap: 12px;
  align-content: start;
}
.step-num {
  display: inline-grid; place-items: center;
  width: 32px; height: 32px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
}
.step h3 { margin: 0; font-size: 17px; letter-spacing: -0.01em; }
.step p { margin: 0; color: var(--text-1); font-size: 14px; }
.step p code { font-family: var(--font-mono); font-size: 0.92em; background: var(--surface-3); padding: 1px 5px; border-radius: 4px; }
.snippet {
  margin: 0;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-1);
}
.snippet code { font-family: inherit; }

/* ── CODE SECTION ───────────────────────────────────────────────── */
.code-wrap {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-1);
}
.code-tabs {
  display: flex;
  align-items: center;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  padding: 4px;
  gap: 2px;
}
.code-tab {
  background: transparent;
  border: none;
  color: var(--text-2);
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.18s var(--easing), color 0.18s var(--easing);
}
.code-tab:hover { color: var(--text-0); background: color-mix(in srgb, var(--accent-soft) 50%, transparent); }
.code-tab.is-active { color: var(--text-0); background: var(--surface-3); }
.code-copy {
  margin-left: auto;
  background: transparent;
  color: var(--text-2);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: color 0.18s var(--easing), background 0.18s var(--easing);
}
.code-copy:hover { color: var(--text-0); background: var(--surface-3); }
.code-copy.is-done { color: var(--ok); border-color: var(--ok); }
.code-pane {
  margin: 0;
  padding: 18px 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-1);
  max-height: 580px;
  overflow: auto;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface-2) 80%, transparent) 0%, var(--surface-2) 100%);
}
.code-pane::-webkit-scrollbar { width: 8px; height: 8px; }
.code-pane::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }
.code-out { display: block; white-space: pre; tab-size: 2; }

/* Syntax tokens */
.tok-key { color: #8a7dff; }
.tok-str { color: #2fd49a; }
.tok-com { color: #5f6a8b; font-style: italic; }
.tok-num { color: #f1b542; }
.tok-fn  { color: #5fa8ff; }
.tok-op  { color: #ff6f8d; }
.tok-id  { color: var(--text-0); }
[data-theme="light"] .tok-key { color: #5b46d3; }
[data-theme="light"] .tok-str { color: #0e9c6a; }
[data-theme="light"] .tok-com { color: #8993a8; }
[data-theme="light"] .tok-num { color: #b07408; }
[data-theme="light"] .tok-fn  { color: #2367d9; }
[data-theme="light"] .tok-op  { color: #c1304a; }

/* ── MAPPING TABLE ──────────────────────────────────────────────── */
.table-wrap {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: auto;
  box-shadow: var(--shadow-1);
}
.map-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.map-table th, .map-table td {
  padding: 12px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.map-table th {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  background: var(--bg-1);
  font-weight: 550;
  position: sticky; top: 0;
}
.map-table td { color: var(--text-1); font-family: var(--font-mono); font-size: 12.5px; }
.map-table tr:last-child td { border-bottom: none; }
.map-table tr:hover td { background: color-mix(in srgb, var(--accent-soft) 30%, transparent); }
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 999px;
}
.badge-ok { background: var(--ok-soft); color: var(--ok); }
.badge-up { background: var(--fallback-soft); color: var(--fallback); }
.badge-same { background: var(--accent-soft); color: var(--accent); }

/* ── SANDBOX ────────────────────────────────────────────────────── */
.sandbox-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(280px, 0.95fr);
  gap: 18px;
}
@media (max-width: 1020px) { .sandbox-grid { grid-template-columns: 1fr; } }
.sandbox-results {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-1);
}
.result-list {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}
.result {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
}
.result .check {
  display: inline-grid; place-items: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--ok-soft);
  color: var(--ok);
  font-size: 12px;
}
.result .name { color: var(--text-0); font-family: var(--font-mono); font-size: 12.5px; }
.result .ms { color: var(--text-3); font-family: var(--font-mono); font-size: 11px; }

.gate-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: grid;
  gap: 16px;
  align-content: start;
  box-shadow: var(--shadow-1);
}
.gate-state {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 14px;
  align-items: center;
}
.gate-state.ok { color: var(--ok); }
.gate-state.warn { color: var(--warn); }
.gate-text strong { display: block; color: var(--text-0); font-size: 16px; }
.gate-text span { color: var(--text-2); font-size: 13px; }
.gate-text em { color: var(--ok); font-style: normal; font-weight: 550; }
.gate-meta {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 8px;
  font-size: 13.5px;
  border-top: 1px dashed var(--border);
  padding-top: 16px;
}
.gate-meta li {
  display: flex; justify-content: space-between; gap: 12px;
  color: var(--text-2);
}
.gate-meta strong { color: var(--text-0); font-family: var(--font-mono); font-size: 13px; font-variant-numeric: tabular-nums; }

/* ── COMPLIANCE ─────────────────────────────────────────────────── */
.comp-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
@media (max-width: 760px) { .comp-grid { grid-template-columns: 1fr; } }
.comp-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: grid;
  gap: 10px;
  align-content: start;
  box-shadow: var(--shadow-1);
}
.comp-card h3 { margin: 0; font-size: 16px; letter-spacing: -0.01em; }
.comp-card p { margin: 0; color: var(--text-1); font-size: 14px; }
.comp-card code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--surface-3);
  padding: 1px 6px;
  border-radius: 4px;
}

/* ── FOOTER ─────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-1);
}
.footer-wrap {
  padding: 26px 0;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
}
.site-footer p { margin: 0; color: var(--text-2); font-size: 13px; }
.footer-meta { color: var(--text-3); font-family: var(--font-mono); font-size: 12px; }