/* BookaLLM's project page: the app's colours (indigo for Ask, amber for Verify), light and
   dark following the system, one column that works from phones to desktops. */

:root {
  color-scheme: light dark;
  --text: #0f172a;
  --muted: #475569;
  --background: #ffffff;
  --panel: #f8fafc;
  --border: #e2e8f0;
  --ask: #4f46e5;
  --ask-soft: #eef2ff;
  --verify: #b45309;
  --verify-soft: #fef3c7;
  --on-accent: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #e2e8f0;
    --muted: #94a3b8;
    --background: #0b1020;
    --panel: #111827;
    --border: #1f2937;
    --ask: #818cf8;
    --ask-soft: #1e1b4b;
    --verify: #f59e0b;
    --verify-soft: #451a03;
    --on-accent: #0b1020;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font:
    17px/1.6 system-ui,
    -apple-system,
    'Segoe UI',
    sans-serif;
}

main,
.bar,
footer {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
}

.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ask);
}

.languages button {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  padding: 4px 10px;
  border-radius: 6px;
  font: inherit;
  font-size: 0.875rem;
  cursor: pointer;
}

.languages button[aria-pressed='true'] {
  background: var(--ask-soft);
  color: var(--ask);
  border-color: var(--ask);
  font-weight: 600;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
  margin: 48px 0 12px;
}

h2 {
  font-size: 1.5rem;
  margin: 0 0 12px;
}

.lead {
  font-size: 1.25rem;
  color: var(--muted);
  margin-top: 0;
}

section {
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.download {
  margin: 24px 0;
}

.buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 8px;
  border: 1px solid var(--ask);
  color: var(--ask);
  font-weight: 600;
  text-decoration: none;
}

.button.primary {
  background: var(--ask);
  color: var(--on-accent);
}

.button:focus-visible,
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--ask);
  outline-offset: 2px;
}

.note {
  color: var(--muted);
  font-size: 0.9rem;
}

.others summary {
  cursor: pointer;
  color: var(--ask);
}

.shot {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 24px auto 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgb(0 0 0 / 0.08);
}

.mode.ask h2 {
  color: var(--ask);
}

.mode.verify {
  border-left: 4px solid var(--verify);
  padding-left: 16px;
}

.mode.verify h2 {
  color: var(--verify);
}

.columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

a {
  color: var(--ask);
}

footer {
  padding-top: 32px;
  padding-bottom: 48px;
  color: var(--muted);
  font-size: 0.9rem;
}

footer h2 {
  font-size: 1.1rem;
  color: var(--text);
}