/* wobu.app — one stylesheet, no JavaScript.
   Tokens are the app's own, ported from src/styles/tokens.css so the site,
   the product guide and the application all read as one thing. */

:root {
  --bg: #0d0e12;
  --bg-panel: #14161c;
  --bg-raised: #1a1d25;
  --bg-input: #0f1117;

  --border: #252932;
  --border-str: #333846;

  --text: #e7e9f0;
  --text-dim: #9aa1b3;
  --text-faint: #656c7e;

  --accent: #e2a44f;
  --ai: #9d7cf5;

  --l-style: #e2a44f;
  --l-world: #4fd1c5;
  --l-species: #7bd88f;
  --l-culture: #f28bb4;
  --l-place: #6aa9f5;
  --l-subject: #9d7cf5;

  --r-sm: 6px;
  --r: 10px;
  --r-lg: 14px;

  --wrap: 1080px;
  --measure: 68ch;

  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2rem, 1.3rem + 3vw, 3.25rem);
}

h2 {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
}

h3 {
  font-size: 1.125rem;
}

p {
  margin: 0 0 1rem;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

a:hover {
  color: #f0bd74;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

code {
  font-family: var(--mono);
  font-size: 0.875em;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.08em 0.35em;
}

pre.code {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.7;
}

pre.code code {
  background: none;
  border: 0;
  padding: 0;
  font-size: 1em;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

/* ─── Layout ─────────────────────────────────────────────────────────── */

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

.measure {
  max-width: var(--measure);
}

.band {
  padding: 56px 0;
  border-top: 1px solid var(--border);
}

.band-alt {
  background: var(--bg-panel);
}

.cta-band {
  background: linear-gradient(180deg, var(--bg) 0%, #12131a 100%);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: #0d0e12;
  padding: 10px 16px;
  border-radius: 0 0 var(--r) 0;
  font-weight: 600;
  z-index: 10;
}

.skip-link:focus {
  left: 0;
}

/* ─── Header ─────────────────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(13, 14, 18, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 24px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}

.mark {
  width: 26px;
  height: 26px;
  color: var(--border-str);
  flex: none;
}

.wordmark {
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 6px;
  margin-left: auto;
}

.site-nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9375rem;
  padding: 6px 10px;
  border-radius: var(--r-sm);
}

.site-nav a:hover {
  color: var(--text);
  background: var(--bg-raised);
}

.site-nav a[aria-current='page'] {
  color: var(--text);
  background: var(--bg-raised);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.nav-source::after {
  content: ' ↗';
  font-size: 0.75em;
  vertical-align: 0.1em;
}

/* ─── Hero and page heads ────────────────────────────────────────────── */

.hero,
.page-head {
  padding: 64px 0 48px;
  background:
    radial-gradient(70ch 40ch at 12% -10%, rgba(226, 164, 79, 0.1), transparent 70%),
    radial-gradient(60ch 36ch at 88% 0%, rgba(157, 124, 245, 0.09), transparent 70%);
}

.eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 14px;
}

.lede {
  font-size: 1.1875rem;
  color: var(--text-dim);
  max-width: var(--measure);
}

.hero-note {
  font-size: 0.9375rem;
  color: var(--text-dim);
  max-width: var(--measure);
  margin-top: 20px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 0;
}

.btn {
  display: inline-block;
  padding: 11px 20px;
  border-radius: var(--r);
  border: 1px solid var(--border-str);
  background: var(--bg-raised);
  color: var(--text);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
}

.btn:hover {
  background: #222630;
  border-color: #3f4557;
  color: var(--text);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #14100a;
}

.btn-primary:hover {
  background: #f0bd74;
  border-color: #f0bd74;
  color: #14100a;
}

.btn-small {
  padding: 8px 14px;
  font-size: 0.875rem;
}

.text-link {
  font-weight: 600;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

/* ─── Compiled-prompt figure ─────────────────────────────────────────── */

.prompt-figure {
  margin: 32px 0 0;
}

.prompt {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 18px;
}

.frag {
  display: block;
  flex: 1 1 220px;
  border-left: 3px solid currentColor;
  padding: 2px 0 2px 12px;
}

.frag-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.frag-text {
  display: block;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.8125rem;
  line-height: 1.6;
}

.frag-style {
  color: var(--l-style);
}

.frag-world {
  color: var(--l-world);
}

.frag-species {
  color: var(--l-species);
}

.frag-culture {
  color: var(--l-culture);
}

.frag-place {
  color: var(--l-place);
}

.frag-subject {
  color: var(--l-subject);
}

figcaption {
  color: var(--text-dim);
  font-size: 0.9375rem;
  max-width: var(--measure);
  margin-top: 14px;
}

/* ─── Cards, steps, panels ───────────────────────────────────────────── */

.cards,
.steps,
.plain {
  list-style: none;
  margin: 0;
  padding: 0;
}

.cards {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 28px;
}

.card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px 22px;
}

.band-alt .card {
  background: var(--bg);
}

.card p {
  color: var(--text-dim);
  margin: 0;
}

.card p + p {
  margin-top: 12px;
}

.card h3 a {
  text-decoration: none;
}

.card h3 a:hover {
  text-decoration: underline;
}

.artefacts code {
  margin-right: 4px;
}

.pending {
  color: var(--accent);
  font-size: 0.875rem;
}

.steps {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 28px;
  counter-reset: step;
}

.step {
  border-top: 2px solid var(--border-str);
  padding-top: 16px;
}

.step-number {
  font-family: var(--mono);
  font-size: 0.8125rem;
  color: var(--accent);
  margin: 0 0 6px;
}

.step p:not(.step-number) {
  color: var(--text-dim);
  margin: 0;
}

.split {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
  align-items: start;
}

.split > div > p {
  color: var(--text-dim);
  max-width: var(--measure);
}

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 22px 24px;
}

.band-alt .panel {
  background: var(--bg);
}

.plain li {
  color: var(--text-dim);
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.plain li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.plain strong {
  color: var(--text);
}

.callout {
  border: 1px solid var(--border-str);
  border-left: 3px solid var(--accent);
  border-radius: var(--r);
  background: var(--bg-panel);
  padding: 20px 24px;
  max-width: var(--measure);
}

.callout h2 {
  font-size: 1.25rem;
}

.callout p {
  color: var(--text-dim);
}

.callout p:last-child {
  margin-bottom: 0;
}

/* ─── Legal documents ────────────────────────────────────────────────── */

.doc-wrap {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
  padding-top: 48px;
  padding-bottom: 64px;
}

.doc {
  min-width: 0;
  max-width: 76ch;
}

.doc h1 {
  font-size: clamp(1.75rem, 1.3rem + 2vw, 2.5rem);
}

.doc h2 {
  font-size: 1.4375rem;
  margin-top: 2em;
  padding-top: 0.6em;
  border-top: 1px solid var(--border);
}

.doc h3 {
  margin-top: 1.8em;
}

.doc p,
.doc li {
  color: var(--text-dim);
}

.doc strong {
  color: var(--text);
}

.doc ul,
.doc ol {
  padding-left: 1.35em;
}

.doc li {
  margin-bottom: 0.4em;
}

.doc blockquote {
  margin: 1.5em 0;
  padding: 2px 0 2px 18px;
  border-left: 3px solid var(--border-str);
  color: var(--text-dim);
}

.doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 0.9375rem;
  display: block;
  overflow-x: auto;
}

.doc th,
.doc td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
  vertical-align: top;
  color: var(--text-dim);
}

.doc th {
  background: var(--bg-panel);
  color: var(--text);
}

.doc pre {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 0.875rem;
}

.doc pre code {
  background: none;
  border: 0;
  padding: 0;
}

.doc-source {
  font-size: 0.9375rem;
}

pre.licence {
  white-space: pre-wrap;
}

.toc {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg-panel);
  padding: 18px 20px;
  font-size: 0.9375rem;
}

.toc h2 {
  font-size: 0.75rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.toc li {
  margin-bottom: 4px;
}

.toc a {
  color: var(--text-dim);
  text-decoration: none;
}

.toc a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* ─── Footer ─────────────────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-panel);
  padding: 48px 0 40px;
  font-size: 0.9375rem;
}

.footer-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

.footer-about p {
  color: var(--text-dim);
  max-width: 44ch;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  color: var(--text);
}

.footer-column h2 {
  font-size: 0.75rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.footer-column ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-column li {
  margin-bottom: 6px;
}

.footer-column a {
  color: var(--text);
  text-decoration: none;
}

.footer-column a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.footer-legal {
  margin: 36px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
}

/* ─── Wider viewports ────────────────────────────────────────────────── */

@media (min-width: 720px) {
  .band {
    padding: 72px 0;
  }

  .hero,
  .page-head {
    padding: 96px 0 72px;
  }

  .split {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1.6fr repeat(3, 1fr);
    gap: 32px;
  }
}

@media (min-width: 960px) {
  .doc-wrap {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 48px;
  }

  .toc {
    position: sticky;
    top: 84px;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
  }
}