/* Design tokens ported from web-app/src/index.css so the landing page matches the app's
   look. Light is the default; `[data-theme='dark']` on <html> flips the chrome, following
   the OS preference here (the landing page has no theme toggle of its own). */
:root {
  color-scheme: light;

  --font-ui: 'Instrument Sans', system-ui, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --surface-page: #eef1ee;
  --surface-panel: #ffffff;
  --surface-panel-alt: #f2f6f4;

  --ink-primary: #16302a;
  --ink-secondary: #4a5f58;
  --ink-muted: #85978f;

  --border-hairline: rgba(22, 48, 42, 0.1);

  /* glacier teal — the one signal colour */
  --accent: #0f8f86;
  --accent-strong: #0b6f68;
  --accent-ink: #ffffff;
  --accent-soft: rgba(15, 143, 134, 0.12);
  --accent-line: rgba(15, 143, 134, 0.28);

  /* floating glass panels, same recipe as the app's header/rail chrome */
  --surface-glass: rgba(255, 255, 255, 0.72);
  --surface-glass-strong: rgba(255, 255, 255, 0.86);
  --border-glass: rgba(255, 255, 255, 0.85);
  --shadow-glass:
    0 18px 50px -12px rgba(20, 40, 36, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  --blur-glass: blur(20px) saturate(140%);

  /* page background: soft mist over the page surface, not a saturated gradient */
  --bg-grad: linear-gradient(160deg, #f5f8f4 0%, #eef1ee 45%, #eef6f4 100%);

  --radius-panel: 18px;
  --radius-card: 14px;
  --radius-control: 11px;
  --radius-chip: 999px;
}

:root[data-theme='dark'] {
  color-scheme: dark;

  --surface-page: #12191a;
  --surface-panel: #16211f;
  --surface-panel-alt: #1c2826;

  --ink-primary: #eef6f4;
  --ink-secondary: #c9d9d6;
  --ink-muted: #7d918d;

  --border-hairline: rgba(255, 255, 255, 0.1);

  --accent: #5fd6cb;
  --accent-strong: #8ae5dc;
  --accent-ink: #06231f;
  --accent-soft: rgba(95, 214, 203, 0.16);
  --accent-line: rgba(95, 214, 203, 0.35);

  --surface-glass: rgba(16, 24, 26, 0.66);
  --surface-glass-strong: rgba(16, 24, 26, 0.84);
  --border-glass: rgba(255, 255, 255, 0.09);
  --shadow-glass:
    0 18px 50px -12px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
  --blur-glass: blur(20px) saturate(130%);

  --bg-grad: linear-gradient(160deg, #12191a 0%, #0f1516 55%, #12211f 100%);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font: 15px/145% var(--font-ui);
  background: var(--bg-grad) fixed;
  color: var(--ink-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  color: var(--accent-strong);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  margin: 1rem;
  border-radius: var(--radius-panel);
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-glass);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--ink-primary);
}

.brand-mark {
  display: block;
  width: 100%;
  height: 100%;
}

.logo-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 22%;
  background: var(--surface-glass-strong);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-glass);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
}

.brand-tile {
  width: 36px;
  height: 36px;
}

.site-header .logo {
  font-weight: 700;
  font-size: 1.25rem;
}

.hero {
  max-width: 640px;
  margin: 0 auto;
  padding: 4.5rem 1.5rem 3rem;
  text-align: center;
}

.hero-mark {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-tile {
  width: 84px;
  height: 84px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: 2.25rem;
  margin-bottom: 0.75rem;
  color: var(--ink-primary);
}

.hero p {
  color: var(--ink-secondary);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.cta {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-chip);
  text-decoration: none;
  font-weight: 600;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-glass);
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.cta:hover {
  background: var(--accent-strong);
  color: var(--accent-ink);
  transform: translateY(-1px);
}

.store-badges {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-control);
  background: var(--surface-glass);
  border: 1px solid var(--border-hairline);
  color: var(--ink-muted);
  cursor: default;
  opacity: 0.75;
}

.store-badge-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
}

.store-badge-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.store-badge-store {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-secondary);
}

.features {
  padding: 3.5rem 1.5rem;
}

.features h2 {
  text-align: center;
  font-size: 1.5rem;
  max-width: 900px;
  margin: 0 auto 2.5rem;
  color: var(--ink-primary);
}

.feature-grid {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.feature {
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-panel);
  padding: 1.5rem;
  box-shadow: var(--shadow-glass);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-control);
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.feature h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  color: var(--ink-primary);
}

.feature p {
  margin: 0;
  color: var(--ink-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

.about {
  max-width: 640px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

.about h2 {
  font-size: 1.5rem;
  color: var(--ink-primary);
}

.about p {
  color: var(--ink-secondary);
  line-height: 1.6;
}

.about h3 {
  font-size: 1.1rem;
  margin: 2rem 0 0.5rem;
  color: var(--ink-primary);
}

.about ul {
  color: var(--ink-secondary);
  line-height: 1.6;
  padding-left: 1.25rem;
}

.legal-updated {
  color: var(--ink-muted);
  font-size: 0.9rem;
  margin-top: -0.5rem;
}

.site-footer {
  text-align: center;
  padding: 2rem;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

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