/* Hearthlight — Filuma's design language, translated for the web.
   Tokens mirror AppTheme.swift (ember accent, dark-first surfaces). */

:root {
  --bg: #0f0f12;
  --surface: #19191d;
  --surface-2: #232327;
  --border: rgba(255, 255, 255, 0.07);
  --text: #f5f5f7;
  --subtle: #9a9aa2;
  --faint: #86868e;
  --ember: #c1571f;
  --ember-hi: #cf7c50;
  --ember-soft: #dfa88b;
  --radius-card: 16px;
  --radius-group: 18px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Nunito", -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  /* The hearth glow: a warm breath at the top of the screen. */
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(193, 87, 31, 0.13), transparent 70%),
    radial-gradient(ellipse 60% 40% at 50% 110%, rgba(193, 87, 31, 0.07), transparent 70%);
  background-attachment: fixed;
}

main {
  max-width: 680px;
  margin: 0 auto;
  padding: 72px 24px 48px;
}

/* Screen-title treatment: white holds through the first third,
   then melts into ember-soft. */
.hearth-title {
  /* fit-content keeps the gradient spanning the glyphs, not the column. */
  width: fit-content;
  font-weight: 800;
  letter-spacing: -0.01em;
  background: linear-gradient(100deg, #f5f5f7 30%, var(--ember-soft));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h1 {
  font-size: 44px;
  line-height: 1.15;
}

h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 40px 0 12px;
}

p {
  margin-bottom: 14px;
}

a {
  color: var(--ember-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(223, 168, 139, 0.35);
}

a:hover {
  color: var(--ember-hi);
  border-bottom-color: var(--ember-hi);
}

.tagline {
  color: var(--subtle);
  font-size: 19px;
  margin-top: 14px;
}

.kicker {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 10px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-group);
  padding: 24px 28px;
  margin: 28px 0;
}

.card h2 {
  margin-top: 0;
}

.meta {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 13px;
  color: var(--faint);
}

ul {
  margin: 0 0 14px;
  padding-left: 22px;
}

li {
  margin-bottom: 8px;
}

li::marker {
  color: var(--ember);
}

footer {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 24px 56px;
  color: var(--faint);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
}

footer .rule {
  height: 1px;
  background: var(--border);
  margin-bottom: 20px;
}

footer nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

footer a {
  color: var(--subtle);
  border-bottom: none;
}

footer a:hover {
  color: var(--ember-soft);
}

@media (max-width: 480px) {
  h1 {
    font-size: 34px;
  }

  main {
    padding-top: 56px;
  }

  .card {
    padding: 20px;
  }
}