/* Slot n' Slab website. Colours are the app's own (DESIGN.md): a card-table dark with a gold accent, and a light variant. */
:root {
  color-scheme: light dark;
  --bg: #f6f5f2;
  --surface: #ffffff;
  --surface2: #efede8;
  --border: #dedbd3;
  --text: #16181d;
  --text-soft: #4f5563;
  --text-faint: #62677a;
  --accent: #866206;
  --accent-text: #ffffff;
  --focus: #866206;
  --radius: 16px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --surface: #171a21;
    --surface2: #1f232c;
    --border: #2a2f3a;
    --text: #f2f3f5;
    --text-soft: #a8aebb;
    --text-faint: #8c93a1;
    --accent: #e8b931;
    --accent-text: #1a1405;
    --focus: #e8b931;
  }
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
}

img {
  max-width: 100%;
  height: auto;
}

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

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  padding: 0.75rem 1rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  z-index: 10;
}

.skip:focus {
  top: 1rem;
}

.wrap {
  width: 100%;
  max-width: 64rem;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 44px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0 0.25rem;
  margin: 0 -0.6rem;
  padding: 0;
  list-style: none;
}

@media (min-width: 48rem) {
  .site-nav ul {
    margin: 0;
  }
}

.site-nav li + li {
  margin-top: 0;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 0.6rem;
  color: var(--text-soft);
  text-decoration: none;
  font-size: 0.95rem;
  border-radius: 10px;
}

.site-nav a:hover {
  color: var(--text);
  background: var(--surface2);
}

.site-nav a[aria-current="page"] {
  color: var(--text);
  font-weight: 700;
}

/* Main */
main {
  padding: 2rem 0 3rem;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(1.9rem, 1.4rem + 2.4vw, 2.9rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.4rem;
  margin-top: 2.25rem;
}

h3 {
  font-size: 1.1rem;
  margin-top: 1.5rem;
}

p,
ul,
ol {
  margin: 0 0 1rem;
}

li + li {
  margin-top: 0.35rem;
}

.lead {
  font-size: 1.2rem;
  color: var(--text-soft);
  max-width: 40rem;
}

.label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-faint);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.meta {
  color: var(--text-faint);
  font-size: 0.95rem;
}

/* Hero */
.hero {
  display: grid;
  gap: 2rem;
  align-items: center;
  padding: 1rem 0 1.5rem;
}

.hero-art {
  justify-self: center;
  width: min(16rem, 50vw);
}

.hero .meta {
  margin-top: 1rem;
}

@media (min-width: 48rem) {
  .hero {
    grid-template-columns: 1.4fr 1fr;
    padding: 2rem 0 2.5rem;
  }
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 1.25rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
}

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

.button-primary:hover {
  filter: brightness(1.08);
}

.button-quiet {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-soft);
}

a.button-quiet:hover {
  color: var(--text);
  background: var(--surface2);
}

/* Panels */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.features {
  display: grid;
  gap: 1rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.features li {
  margin: 0;
}

.features h3 {
  margin-top: 0;
}

.features p {
  margin: 0;
  color: var(--text-soft);
}

@media (min-width: 40rem) {
  .features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 60rem) {
  .features {
    grid-template-columns: repeat(3, 1fr);
  }
}

.callout {
  margin-top: 2.5rem;
}

.callout h2 {
  margin-top: 0;
}

/* Long-form pages (policy, terms, help) */
.prose > * {
  max-width: 44rem;
}

main.prose {
  padding-top: 2.5rem;
}

.prose h2 {
  padding-top: 0.5rem;
}

.steps {
  padding-left: 1.4rem;
}

dl.facts {
  display: grid;
  gap: 0.25rem 1rem;
  margin: 0 0 1rem;
}

dl.facts dt {
  font-weight: 700;
}

dl.facts dd {
  margin: 0 0 0.75rem;
  color: var(--text-soft);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-soft);
  font-size: 0.95rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.site-footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer li + li {
  margin-top: 0;
}

.site-footer a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--text-soft);
}

.site-footer a:hover {
  color: var(--text);
}

.site-footer p {
  margin: 0;
  align-self: center;
}

@media (prefers-reduced-motion: no-preference) {
  .button,
  .site-nav a {
    transition: background-color 0.15s ease, filter 0.15s ease;
  }
}