/*
 * Дизайн-токены перенесены из DESIGN.md проекта Throne (frontmatter → CSS).
 * Значения OKLCH сохранены дословно, как их выдаёт sync_design_tokens.py.
 * Light — по умолчанию, throne-dark — через [data-theme='dark'].
 */
@font-face {
  font-family: 'Mona Sans Variable';
  font-style: normal;
  font-display: swap;
  font-weight: 200 900;
  src: url(./fonts/mona-sans-latin-ext-wght-normal.woff2) format('woff2-variations');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308,
    U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113,
    U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Mona Sans Variable';
  font-style: normal;
  font-display: swap;
  font-weight: 200 900;
  src: url(./fonts/mona-sans-latin-wght-normal.woff2) format('woff2-variations');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304,
    U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Monaspace Neon';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url(./fonts/monaspace-neon-latin-400-normal.woff2) format('woff2');
}

:root {
  color-scheme: light;
  --color-primary: oklch(0.5 0.2 255);
  --color-primary-strong: oklch(0.42 0.2 255);
  --color-secondary: oklch(0.48 0.14 280);
  --color-accent: oklch(0.56 0.17 168);
  --color-accent-strong: oklch(0.48 0.13 168);
  --color-neutral: oklch(0.3 0.006 260);
  --color-neutral-soft: oklch(0.97 0.005 250);
  --color-canvas: oklch(1 0 0);
  --color-surface: oklch(0.99 0.003 250);
  --color-border: oklch(0.93 0.005 250);
  --color-text: oklch(0.22 0.005 250);
  --color-text-muted: oklch(0.39 0.02 257);
  --color-text-subtle: oklch(0.59 0.02 257);
  --color-info: oklch(0.58 0.2 240);
  --color-info-soft: oklch(0.95 0.04 240);
  --color-success: oklch(0.58 0.2 155);
  --color-success-soft: oklch(0.95 0.05 155);
  --color-warning: oklch(0.68 0.2 70);
  --color-warning-soft: oklch(0.95 0.06 80);
  --color-error: oklch(0.55 0.24 25);
  --color-error-soft: oklch(0.95 0.05 25);
  --color-terminal-bg: oklch(0.1813 0.0114 260.64);
  --color-terminal-fg: oklch(0.9312 0.0084 271.32);
  --color-family-1: oklch(0.6268 0.2325 303.9);
  --color-family-3: oklch(0.7038 0.123 182.5);

  --rounded-sm: 6px;
  --rounded-md: 8px;
  --rounded-lg: 12px;
  --rounded-pill: 999px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;

  --font-sans: 'Mona Sans Variable', 'Mona Sans', ui-sans-serif, system-ui, -apple-system,
    'Segoe UI', Helvetica, Arial, sans-serif;
  --font-mono: 'Monaspace Neon', ui-monospace, 'JetBrains Mono', 'SF Mono', Menlo, Monaco,
    Consolas, monospace;

  --max-w-page: 1120px;
  --max-w-prose: 880px;
  --header-h: 56px;
}

[data-theme='dark'] {
  color-scheme: dark;
  --color-primary: oklch(0.68 0.17 250);
  --color-primary-strong: oklch(0.55 0.18 250);
  --color-secondary: oklch(0.62 0.13 280);
  --color-accent: oklch(0.74 0.16 168);
  --color-accent-strong: oklch(0.6 0.14 168);
  --color-neutral: oklch(0.22 0.005 250);
  --color-neutral-soft: oklch(0.2 0.005 260);
  --color-canvas: oklch(0.17 0.005 260);
  --color-surface: oklch(0.19 0.005 260);
  --color-border: oklch(0.27 0.005 260);
  --color-text: oklch(0.88 0.005 250);
  --color-text-muted: oklch(0.7 0.02 257);
  --color-text-subtle: oklch(0.55 0.02 257);
  --color-info: oklch(0.72 0.16 240);
  --color-info-soft: oklch(0.25 0.06 240);
  --color-success: oklch(0.74 0.18 155);
  --color-success-soft: oklch(0.25 0.07 155);
  --color-warning: oklch(0.78 0.17 70);
  --color-warning-soft: oklch(0.28 0.08 80);
  --color-error: oklch(0.68 0.2 25);
  --color-error-soft: oklch(0.28 0.07 25);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}
html,
body {
  margin: 0;
  padding: 0;
  background: var(--color-canvas);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--rounded-sm);
}
a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover {
  color: var(--color-primary-strong);
  text-decoration: underline;
}
img,
svg {
  display: block;
  max-width: 100%;
}
h1,
h2,
h3,
h4,
p,
ul,
ol {
  margin: 0;
}
h1,
h2,
h3,
h4 {
  text-wrap: balance;
  font-weight: 600;
}
p {
  text-wrap: pretty;
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}
code,
pre,
kbd {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}
code {
  background: var(--color-neutral-soft);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 0 5px;
  white-space: nowrap;
}
pre code {
  background: none;
  border: 0;
  padding: 0;
  white-space: pre;
}
.tnum {
  font-variant-numeric: tabular-nums;
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* ── Layout ─────────────────────────────────────────────────────────── */
.container {
  max-width: var(--max-w-page);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.section {
  padding: var(--space-20) 0;
  border-bottom: 1px solid var(--color-border);
}
.section--tight {
  padding: var(--space-12) 0;
}
.section__kicker {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-3);
}
.section__title {
  font-size: 1.875rem;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-4);
  max-width: var(--max-w-prose);
}
.section__body {
  color: var(--color-text-muted);
  max-width: var(--max-w-prose);
  font-size: 1rem;
  line-height: 1.6;
}
.section__body + .section__body {
  margin-top: var(--space-3);
}
.grid {
  display: grid;
  gap: var(--space-5);
}
.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
@media (max-width: 1024px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 880px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  .section {
    padding: var(--space-12) 0;
  }
}

/* ── Header ─────────────────────────────────────────────────────────── */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
}
.skip-link:focus {
  left: var(--space-4);
  top: var(--space-4);
  z-index: 100;
  background: var(--color-canvas);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--rounded-sm);
  border: 1px solid var(--color-border);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--color-canvas) 85%, transparent);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: var(--space-3);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.01em;
}
.brand:hover {
  color: var(--color-text);
  text-decoration: none;
}
.brand__mark {
  width: 26px;
  height: 26px;
  color: var(--color-primary);
}
.brand__version {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-subtle);
  font-weight: 400;
}
.site-nav {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
@media (max-width: 760px) {
  .site-nav__hide-sm {
    display: none;
  }
}

/* ── Controls ───────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 8px 16px;
  min-height: 36px;
  border-radius: var(--rounded-sm);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.2;
  border: 1px solid transparent;
  cursor: pointer;
  background: transparent;
  transition-property: background-color, color, border-color, scale;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}
.btn:active {
  scale: 0.96;
}
.btn:hover {
  text-decoration: none;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-canvas);
}
.btn-primary:hover {
  background: var(--color-primary-strong);
  color: var(--color-canvas);
}
.btn-secondary {
  background: var(--color-canvas);
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-neutral-soft);
  color: var(--color-text);
}
.btn-ghost {
  color: var(--color-text-muted);
}
.btn-ghost:hover {
  color: var(--color-text);
  background: var(--color-neutral-soft);
}
.btn-sm {
  padding: 5px 10px;
  min-height: 30px;
  font-size: 0.8125rem;
}
.theme-toggle {
  padding: 8px;
  min-width: 36px;
  color: var(--color-text);
}
.theme-toggle .icon-sun {
  display: none;
}
[data-theme='dark'] .theme-toggle .icon-sun {
  display: block;
}
[data-theme='dark'] .theme-toggle .icon-moon {
  display: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 10px;
  border-radius: var(--rounded-pill);
  background: var(--color-info-soft);
  color: var(--color-primary-strong);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.badge--success {
  background: var(--color-success-soft);
  color: var(--color-success);
}
.badge--warning {
  background: var(--color-warning-soft);
  color: var(--color-warning);
}
.badge--error {
  background: var(--color-error-soft);
  color: var(--color-error);
}
.badge--neutral {
  background: var(--color-neutral-soft);
  color: var(--color-text-muted);
}
.badge--mono {
  font-family: var(--font-mono);
  letter-spacing: 0;
}

.card {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-md);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  height: 100%;
}
.card h3 {
  font-size: 1rem;
  font-weight: 600;
}
.card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.55;
}
.card--soft {
  background: var(--color-surface);
}

.code-block {
  background: var(--color-neutral-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-md);
  padding: var(--space-4);
  overflow-x: auto;
  color: var(--color-text);
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.55;
  tab-size: 2;
}
.code-block--terminal {
  background: var(--color-terminal-bg);
  color: var(--color-terminal-fg);
  border-color: transparent;
}
.code-block .c-cm {
  color: var(--color-text-subtle);
}
.code-block .c-kw {
  color: var(--color-secondary);
}
[data-theme='dark'] .code-block .c-kw {
  color: oklch(0.78 0.11 280);
}
.code-block .c-str {
  color: var(--color-accent-strong);
}
.code-block .c-key {
  color: var(--color-primary-strong);
}
.code-block .c-ok {
  color: var(--color-success);
}
.code-block .c-warn {
  color: var(--color-warning);
}
.code-block .c-err {
  color: var(--color-error);
}
.code-block .c-dim {
  color: var(--color-text-subtle);
}
.code-block mark {
  background: var(--color-info-soft);
  color: inherit;
  border-radius: 3px;
  padding: 0 2px;
}
.code-block mark.m-proven {
  background: var(--color-success-soft);
  outline: 1px solid color-mix(in srgb, var(--color-success) 35%, transparent);
}
.code-block mark.m-inferred {
  background: var(--color-warning-soft);
  outline: 1px solid color-mix(in srgb, var(--color-warning) 45%, transparent);
}
.code-block mark.m-dup {
  background: var(--color-info-soft);
}

.install-cmd {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  max-width: 100%;
  background: var(--color-neutral-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-md);
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
}
.install-cmd__text {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text);
  overflow-x: auto;
  white-space: nowrap;
  background: none;
  border: 0;
  padding: 0;
}
.install-cmd__text::before {
  content: '$ ';
  color: var(--color-text-subtle);
}
.copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  background: var(--color-canvas);
  color: var(--color-text-muted);
  cursor: pointer;
  transition-property: color, background-color, border-color, scale;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}
.copy-btn:hover {
  color: var(--color-primary-strong);
  border-color: var(--color-primary);
  background: var(--color-info-soft);
}
.copy-btn:active {
  scale: 0.96;
}
.copy-btn .icon-check {
  display: none;
}
.copy-btn.is-copied .icon-check {
  display: block;
}
.copy-btn.is-copied .icon-copy {
  display: none;
}

/* ── Hero ───────────────────────────────────────────────────────────── */
.hero {
  padding: var(--space-16) 0;
}
.hero__title {
  font-size: clamp(2rem, 4vw + 1rem, 3.125rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: var(--space-4) 0 var(--space-5);
  max-width: 880px;
}
.hero__lead {
  font-size: 1.0625rem;
  margin-bottom: var(--space-6);
}
.hero__actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-5);
}
.hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}
.fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.fact__label {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  font-weight: 600;
}
.fact__value {
  font-size: 0.9375rem;
  color: var(--color-text);
}
@media (max-width: 640px) {
  .hero__facts {
    grid-template-columns: 1fr;
  }
}

/* ── Report sample ──────────────────────────────────────────────────── */
.report {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.6;
}
.report__row {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: var(--space-2);
}

/* ── Checks table ───────────────────────────────────────────────────── */
.check-groups {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  margin-top: var(--space-8);
}
.check-group__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}
.check-group__head h3 {
  font-size: 1.125rem;
  font-weight: 500;
}
.check-group__note {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  max-width: var(--max-w-prose);
  margin-bottom: var(--space-4);
}
.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}
@media (max-width: 880px) {
  .check-list {
    grid-template-columns: 1fr;
  }
}
.check {
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-md);
  padding: var(--space-3) var(--space-4);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-2) var(--space-3);
  align-items: start;
  background: var(--color-canvas);
}
.check__id {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-text);
  font-weight: 500;
  background: none;
  border: 0;
  padding: 0;
  white-space: normal;
}
.check__summary {
  grid-column: 1 / -1;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}
.check__meta {
  grid-column: 1 / -1;
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  font-size: 0.75rem;
  color: var(--color-text-subtle);
}
.check__meta a {
  font-family: var(--font-mono);
}

/* ── Explainers ─────────────────────────────────────────────────────── */
.explainer {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: var(--space-10);
  align-items: start;
  padding: var(--space-10) 0;
  border-top: 1px solid var(--color-border);
}
.explainer:first-of-type {
  border-top: 0;
  padding-top: var(--space-8);
}
.explainer--stack {
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
.explainer__text h3 {
  font-size: 1.375rem;
  line-height: 1.25;
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}
.explainer__text p {
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}
.explainer__text p:last-child {
  margin-bottom: 0;
}
.explainer__text ul,
.explainer__text ol {
  color: var(--color-text-muted);
  padding-left: 1.25rem;
  margin-bottom: var(--space-3);
  line-height: 1.6;
}
.explainer__text li + li {
  margin-top: 4px;
}
.explainer__text strong {
  color: var(--color-text);
  font-weight: 600;
}
.explainer__figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 0;
}
.explainer__figure figcaption,
.figure-note {
  font-size: 0.8125rem;
  color: var(--color-text-subtle);
  line-height: 1.5;
}
.formula {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  background: var(--color-neutral-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  padding: var(--space-2) var(--space-3);
  display: inline-block;
  color: var(--color-text);
  white-space: nowrap;
  overflow-x: auto;
  max-width: 100%;
}
@media (max-width: 880px) {
  .explainer {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}
.panel {
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-md);
  background: var(--color-surface);
  padding: var(--space-4);
  min-width: 0;
}
.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}
.panel__title {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  font-weight: 600;
}
.panel__controls {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}
.panel svg.diagram {
  width: 100%;
  height: auto;
  font-family: var(--font-sans);
}
.diagram text {
  fill: var(--color-text);
  font-size: 12px;
}
.diagram .node rect,
.diagram .node circle {
  fill: var(--color-canvas);
  stroke: var(--color-border);
  stroke-width: 1.5;
}
.diagram .node text {
  font-family: var(--font-mono);
  font-size: 11.5px;
  text-anchor: middle;
  dominant-baseline: middle;
}
.diagram .node.in-core rect,
.diagram .node.in-core circle {
  fill: var(--color-error-soft);
  stroke: var(--color-error);
}
.diagram .node.in-ring rect {
  stroke: var(--color-error);
  stroke-width: 2;
}
.diagram .node.is-selected circle {
  fill: var(--color-info-soft);
  stroke: var(--color-primary);
  stroke-width: 2;
}
.diagram .node.is-reached circle {
  fill: var(--color-info-soft);
  stroke: color-mix(in srgb, var(--color-primary) 55%, transparent);
}
.diagram .edge {
  fill: none;
  stroke: var(--color-text-muted);
  stroke-width: 1.5;
  marker-end: url(#arrow);
  cursor: pointer;
  transition-property: stroke;
  transition-duration: 0.15s;
}
.diagram .edge-hit {
  fill: none;
  stroke: transparent;
  stroke-width: 14;
  cursor: pointer;
}
.diagram .edge.in-ring {
  stroke: var(--color-error);
  stroke-width: 2.25;
  marker-end: url(#arrow-error);
}
.diagram .edge.is-flipped {
  stroke: var(--color-success);
  marker-end: url(#arrow-success);
}
.diagram .edge.is-highlight {
  stroke: var(--color-primary);
  stroke-width: 2.25;
  marker-end: url(#arrow-primary);
}
.diagram .edge.is-dim {
  stroke: var(--color-border);
  marker-end: url(#arrow-dim);
}
.diagram .layer rect {
  fill: var(--color-neutral-soft);
  stroke: var(--color-border);
  rx: 8;
}
.diagram .layer text {
  font-weight: 600;
  font-size: 12px;
}
.diagram .layer.is-input rect {
  fill: var(--color-info-soft);
  stroke: color-mix(in srgb, var(--color-primary) 35%, transparent);
}
.diagram .layer.is-domain rect {
  fill: var(--color-success-soft);
  stroke: color-mix(in srgb, var(--color-success) 35%, transparent);
}
.diagram .layer.is-host rect {
  fill: var(--color-canvas);
  stroke: var(--color-border);
  stroke-dasharray: 4 3;
}
.diagram .slice rect {
  fill: var(--color-canvas);
  stroke: var(--color-border);
  rx: 6;
}
.diagram .slice text {
  font-family: var(--font-mono);
  font-size: 11px;
}
.diagram .slice.is-x rect {
  fill: var(--color-warning-soft);
  stroke: color-mix(in srgb, var(--color-warning) 55%, transparent);
}
.diagram .label {
  fill: var(--color-text-subtle);
  font-size: 11px;
}
.diagram .label.is-error {
  fill: var(--color-error);
}
.diagram .label.is-ok {
  fill: var(--color-success);
}
.diagram .forbidden {
  stroke: var(--color-error);
  stroke-dasharray: 5 4;
  marker-end: url(#arrow-error);
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-3);
}
.stat {
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  background: var(--color-canvas);
  padding: var(--space-2) var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.stat__label {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  font-weight: 600;
}
.stat__value {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}
.stat__value.is-error {
  color: var(--color-error);
}
.stat__value.is-ok {
  color: var(--color-success);
}
.stat__hint {
  font-size: 0.75rem;
  color: var(--color-text-subtle);
}
.finding {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.55;
  border-left: 3px solid var(--color-error);
  background: var(--color-error-soft);
  border-radius: 0 var(--rounded-sm) var(--rounded-sm) 0;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text);
  white-space: pre-wrap;
  word-break: break-word;
}
.finding.is-ok {
  border-left-color: var(--color-success);
  background: var(--color-success-soft);
}
.finding.is-warn {
  border-left-color: var(--color-warning);
  background: var(--color-warning-soft);
}

.legend {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-size: 0.75rem;
  color: var(--color-text-subtle);
}
.legend__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.legend__swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  border: 1px solid var(--color-border);
}

.dup-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}
@media (max-width: 640px) {
  .dup-compare {
    grid-template-columns: 1fr;
  }
}
.dup-compare .code-block {
  font-size: 0.7rem;
  line-height: 1.5;
  min-height: 100%;
}
.dup-compare__label {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  font-weight: 600;
  margin-bottom: 6px;
}
.token-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}
.token-table td {
  padding: 4px 8px;
  border-top: 1px solid var(--color-border);
  vertical-align: top;
  color: var(--color-text-muted);
}
.token-table td:first-child {
  color: var(--color-text);
  white-space: nowrap;
  width: 40%;
}
.token-table code {
  white-space: nowrap;
}

.range-field {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
.range-field input[type='range'] {
  accent-color: var(--color-primary);
  width: 120px;
}
.range-field output {
  font-family: var(--font-mono);
  min-width: 2ch;
  color: var(--color-text);
}

/* ── Layer table ────────────────────────────────────────────────────── */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.table th,
.table td {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}
.table th {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  font-weight: 600;
}
.table td {
  color: var(--color-text-muted);
}
.table td:first-child {
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  white-space: nowrap;
}
.table-wrap {
  overflow-x: auto;
}

/* ── Builder ────────────────────────────────────────────────────────── */
.builder {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-6);
  align-items: start;
  margin-top: var(--space-8);
}
@media (max-width: 1024px) {
  .builder {
    grid-template-columns: 1fr;
  }
}
.builder__steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  min-width: 0;
}
.builder__output {
  position: sticky;
  top: calc(var(--header-h) + 16px);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 0;
}
@media (max-width: 1024px) {
  .builder__output {
    position: static;
  }
}
.step {
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-md);
  background: var(--color-canvas);
  padding: var(--space-4);
}
.step__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}
.step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--rounded-pill);
  background: var(--color-info-soft);
  color: var(--color-primary-strong);
  font-weight: 600;
  font-size: 0.8125rem;
  flex-shrink: 0;
  align-self: center;
}
.step__title {
  font-size: 1.0625rem;
  font-weight: 600;
}
.step__desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
  margin-bottom: var(--space-3);
}
.profile-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
}
@media (max-width: 640px) {
  .profile-grid {
    grid-template-columns: 1fr;
  }
}
.profile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  background: var(--color-canvas);
  cursor: pointer;
  text-align: left;
  transition-property: border-color, background-color, scale;
  transition-duration: 0.15s;
}
.profile:hover {
  background: var(--color-neutral-soft);
}
.profile:active {
  scale: 0.98;
}
.profile.is-active {
  border-color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
}
.profile__title {
  font-weight: 600;
  font-size: 0.9375rem;
}
.profile__desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}
.field-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  background: var(--color-surface);
}
.field--stack {
  grid-template-columns: 1fr;
}
.field__label {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.field__label code {
  align-self: flex-start;
}
.field__label small {
  color: var(--color-text-subtle);
  font-size: 0.78rem;
  line-height: 1.4;
}
.field__reason {
  grid-column: 1 / -1;
}
.field.is-off {
  opacity: 0.72;
}
.seg {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  overflow: hidden;
  background: var(--color-canvas);
}
.seg button {
  border: 0;
  background: transparent;
  padding: 5px 10px;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  cursor: pointer;
  min-width: 40px;
  transition-property: background-color, color;
  transition-duration: 0.15s;
}
.seg button + button {
  border-left: 1px solid var(--color-border);
}
.seg button:hover {
  background: var(--color-neutral-soft);
  color: var(--color-text);
}
.seg button.is-active {
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
  color: var(--color-primary-strong);
  font-weight: 600;
}
.seg button.is-active[data-value='advisory'] {
  background: var(--color-warning-soft);
  color: var(--color-warning);
}
.seg button.is-active[data-value='off'] {
  background: var(--color-neutral-soft);
  color: var(--color-text-muted);
}
.seg button.is-active[data-value='required'] {
  background: var(--color-success-soft);
  color: var(--color-success);
}
.seg button:disabled {
  cursor: not-allowed;
  color: var(--color-text-subtle);
}
.text-input,
.select-input {
  width: 100%;
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  background: var(--color-canvas);
  color: var(--color-text);
  font-size: 0.85rem;
  font-family: var(--font-mono);
  min-height: 32px;
}
.text-input:focus-visible,
.select-input:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 0;
}
.num-input {
  width: 72px;
  padding: 4px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-sm);
  background: var(--color-canvas);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.inline-fields {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
.policy-group {
  margin-top: var(--space-3);
}
.policy-group__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}
.policy-group__title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.policy-group__actions {
  display: flex;
  gap: 4px;
}
.policy-group__actions button {
  border: 1px solid var(--color-border);
  background: var(--color-canvas);
  border-radius: var(--rounded-sm);
  font-size: 0.72rem;
  padding: 3px 8px;
  color: var(--color-text-muted);
  cursor: pointer;
  font-family: var(--font-mono);
}
.policy-group__actions button:hover {
  background: var(--color-neutral-soft);
  color: var(--color-text);
}
.output-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.output-head__title {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
}
.output-status {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.status-line {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}
.status-line__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 6px;
  flex-shrink: 0;
  background: var(--color-success);
}
.status-line.is-warn .status-line__dot {
  background: var(--color-warning);
}
.status-line.is-error .status-line__dot {
  background: var(--color-error);
}
.output-json {
  max-height: 70vh;
  overflow: auto;
  font-size: 0.75rem;
  line-height: 1.5;
}
.output-json .j-key {
  color: var(--color-primary-strong);
}
.output-json .j-str {
  color: var(--color-accent-strong);
}
.output-json .j-num {
  color: var(--color-secondary);
}
.output-json .j-bool {
  color: var(--color-warning);
}
[data-theme='dark'] .output-json .j-key {
  color: var(--color-primary);
}
[data-theme='dark'] .output-json .j-str {
  color: var(--color-accent);
}
.tally {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

/* ── Run section ────────────────────────────────────────────────────── */
.cmd-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-2) var(--space-4);
  font-size: 0.9rem;
}
.cmd-list code {
  white-space: nowrap;
}
.cmd-list li {
  display: contents;
}
.cmd-list span {
  color: var(--color-text-muted);
}
.exit-codes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}
@media (max-width: 640px) {
  .exit-codes {
    grid-template-columns: 1fr;
  }
}
.exit {
  border: 1px solid var(--color-border);
  border-radius: var(--rounded-md);
  padding: var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--color-canvas);
}
.exit__code {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 500;
}
.exit__code.is-ok {
  color: var(--color-success);
}
.exit__code.is-fail {
  color: var(--color-error);
}
.exit__code.is-incomplete {
  color: var(--color-warning);
}
.exit p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ── Footer ─────────────────────────────────────────────────────────── */
.site-footer {
  padding: var(--space-8) 0 var(--space-10);
  color: var(--color-text-subtle);
  font-size: 0.875rem;
  background: var(--color-surface);
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
}
.site-footer a {
  color: var(--color-text-muted);
}