/*
 * Tokens copied from apps/docs/src/styles/tokens.css (the Vestis "help" register:
 * warm paper, ink text, hairlines, one orange accent). Keep values in sync with
 * that file; component rules below only reference these variables.
 */

@font-face {
  font-family: 'Inter';
  src: url('/fonts/inter-latin.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF,
    U+FFFD;
}

@font-face {
  font-family: 'Inter Fallback';
  src: local('Arial');
  size-adjust: 107%;
  ascent-override: 90%;
  descent-override: 22%;
  line-gap-override: 0%;
}

:root {
  color-scheme: light dark;

  --color-paper: light-dark(#faf8f5, #141311);
  --color-surface: light-dark(#ffffff, #1b1a17);
  --color-sunken: light-dark(#f3f0eb, #0f0e0d);
  --color-ink: light-dark(#111111, #f4f1eb);
  --color-ink-2: light-dark(#2f2d2a, #d8d4cc);
  --color-muted: light-dark(#6b6b6b, #a09b92);
  --color-hairline: light-dark(#e7e3dd, #2d2b27);
  --color-accent: light-dark(#e8461b, #ff6a3a);
  --color-accent-text: light-dark(#c2370f, #ff8f6b);
  --color-accent-soft: light-dark(#fcebe4, #2e1a12);
  --color-note: light-dark(#1d5fa8, #8cbcf0);
  --color-note-soft: light-dark(#eaf1fa, #16222f);

  --font-sans:
    'Inter', 'Inter Fallback', ui-sans-serif, system-ui, -apple-system,
    'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

  --text-2xs: 0.75rem;
  --text-xs: 0.8125rem;
  --text-sm: 0.9375rem;
  --text-base: 1.0625rem;
  --text-lg: 1.1875rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-4xl: clamp(2.25rem, 1.6rem + 3vw, 3.5rem);

  --leading-tight: 1.2;
  --leading-snug: 1.4;
  --leading-body: 1.65;
  --tracking-tight: -0.02em;
  --measure: 72ch;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-pill: 999px;

  --header-h: 3.5rem;
  --content-w: 960px;
  --gutter: 1.25rem;

  --ring: 0 0 0 2px var(--color-paper), 0 0 0 4px var(--color-accent);
}

@media (min-width: 768px) {
  :root {
    --gutter: 2rem;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-padding-top: calc(var(--header-h) + var(--space-4));
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink-2);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  color: var(--color-ink);
  font-weight: 650;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  margin: 0;
}

p {
  margin: 0;
  max-width: var(--measure);
}

a {
  color: var(--color-accent-text);
  text-underline-offset: 0.2em;
}

a:focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: var(--radius-sm);
}

.container {
  width: 100%;
  max-width: calc(var(--content-w) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  background: var(--color-surface);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  z-index: 10;
}

.skip-link:focus {
  top: var(--space-2);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-hairline);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-ink);
  font-weight: 650;
  text-decoration: none;
}

.header-label {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

/* Hero */

.hero {
  padding-block: var(--space-16) var(--space-8);
  display: grid;
  gap: var(--space-5);
}

.hero h1 {
  font-size: var(--text-4xl);
}

.lead {
  font-size: var(--text-lg);
  line-height: var(--leading-snug);
}

.notice {
  max-width: var(--measure);
  background: var(--color-note-soft);
  border-left: 3px solid var(--color-note);
  border-radius: var(--radius-sm);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
}

.notice strong {
  color: var(--color-ink);
}

.updated {
  color: var(--color-muted);
  font-size: var(--text-xs);
}

/* On-page navigation */

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-hairline);
}

.toc a {
  color: var(--color-ink-2);
  font-size: var(--text-sm);
  text-decoration: none;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
}

.toc a:hover {
  background: var(--color-accent-soft);
}

/* Sections */

.section {
  padding-block: var(--space-12);
  border-bottom: 1px solid var(--color-hairline);
  display: grid;
  gap: var(--space-6);
}

.section h2 {
  font-size: var(--text-2xl);
}

.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  display: grid;
  gap: var(--space-2);
}

.card h3 {
  font-size: var(--text-base);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.card h3::before {
  content: '';
  width: 0.5rem;
  height: 0.5rem;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  flex: none;
}

.card p {
  font-size: var(--text-sm);
}

.controls {
  margin: 0;
  display: grid;
  gap: var(--space-5);
}

.controls > div {
  display: grid;
  gap: var(--space-1);
}

@media (min-width: 768px) {
  .controls > div {
    grid-template-columns: 220px 1fr;
    gap: var(--space-6);
  }
}

.controls dt {
  color: var(--color-ink);
  font-weight: 600;
}

.controls dd {
  margin: 0;
  max-width: var(--measure);
}

/* Subprocessor table */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-hairline);
}

tbody tr:last-child th,
tbody tr:last-child td {
  border-bottom: 0;
}

thead th {
  background: var(--color-sunken);
  color: var(--color-ink);
  font-weight: 600;
}

tbody th {
  color: var(--color-ink);
  font-weight: 600;
}

.footnote {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

/* Footer */

.site-footer {
  padding-block: var(--space-10);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
}

.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.footer-inner a {
  color: var(--color-muted);
}