/* SyncSplit marketing site: dark-only, tokens ported from docs/DESIGN.md.
   Plain CSS, no build step. Phone-first, widens on desktop. */

:root {
  /* Colour */
  --bg: #0F1115;
  --surface: #1A1D26;
  --accent: #3B82F6;
  --accent-soft: #1E2A44;
  --accent-surface: #161B2E;
  --text: #F5F6F8;
  --text-secondary: #9AA0AE;
  --text-tertiary: #5C6270;
  --positive: #34D399;
  --divider: #262A33;

  /* Spacing: 8px base unit */
  --xs: 4px;
  --sm: 8px;
  --md: 16px;
  --lg: 24px;
  --xl: 32px;
  --xxl: 48px;

  /* Layout */
  --page-margin: 20px;
  --max-width: 960px;
  --radius-card: 16px;
  --radius-btn: 12px;

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    "Segoe UI", Roboto, system-ui, sans-serif;
}

*,
*::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: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* No element should scroll the page sideways. */
img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--page-margin);
}

/* ---- Typography scale (docs/DESIGN.md) ---- */

.hero-number,
h1.hero {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.1;
  margin: 0;
}

.page-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.3px;
  line-height: 1.2;
  margin: 0 0 var(--md);
}

.section-title {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 var(--sm);
}

.caption {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.2px;
}

.muted {
  color: var(--text-secondary);
}

.tnum {
  font-variant-numeric: tabular-nums;
}

/* ---- Wordmark ---- */

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: var(--sm);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.2px;
  color: var(--text);
}

.wordmark:hover {
  text-decoration: none;
}

.wordmark svg {
  width: 28px;
  height: 28px;
}

/* ---- Buttons / badges ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 var(--lg);
  border-radius: var(--radius-btn);
  font-size: 16px;
  font-weight: 600;
  border: 1px solid transparent;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #ffffff;
}

.btn-secondary {
  background: transparent;
  border-color: var(--divider);
  color: var(--text);
  font-weight: 500;
}

/* Store badge placeholders, swapped for real badges at launch */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--md);
  margin-top: var(--lg);
}

.store-badge {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  min-width: 168px;
  height: 56px;
  padding: 0 var(--md);
  border: 1px solid var(--divider);
  border-radius: var(--radius-btn);
  background: var(--surface);
  color: var(--text);
}

.store-badge:hover {
  text-decoration: none;
  border-color: var(--accent);
}

.store-badge .small {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.2;
}

.store-badge .big {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2;
}

/* ---- Site header ---- */

.site-header {
  padding: var(--lg) 0;
  border-bottom: 0.5px solid var(--divider);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--md);
}

/* ---- Landing sections ---- */

.hero {
  padding: var(--xxl) 0 var(--xl);
}

.hero h1 {
  max-width: 14ch;
}

.hero .positioning {
  font-size: 20px;
  color: var(--text-secondary);
  margin: var(--md) 0 0;
}

.pitch {
  padding: var(--lg) 0 var(--xl);
  font-size: 18px;
  line-height: 1.7;
  max-width: 60ch;
}

.pitch p {
  margin: 0;
}

.availability {
  padding: 0 0 var(--xxl);
}

.availability .coming {
  display: inline-block;
  padding: var(--xs) var(--md);
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
}

/* ---- Screenshot gallery in phone frames ---- */

.shots {
  padding: var(--xl) 0 var(--xxl);
}

.shots-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--xl);
  justify-items: center;
}

.phone {
  width: 100%;
  max-width: 280px;
  aspect-ratio: 9 / 19.5;
  border-radius: 40px;
  padding: 10px;
  background: #05060a;
  border: 1px solid var(--divider);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.06);
}

.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 32px;
  overflow: hidden;
  background: var(--surface);
}

.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shot-caption {
  margin-top: var(--md);
  text-align: center;
}

/* ---- Footer ---- */

.site-footer {
  border-top: 0.5px solid var(--divider);
  padding: var(--xl) 0 var(--xxl);
  color: var(--text-secondary);
  font-size: 14px;
}

.site-footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lg);
  margin-bottom: var(--md);
}

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

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

.site-footer .copyright {
  color: var(--text-tertiary);
}

/* ---- Legal (privacy / terms) ---- */

.legal {
  padding: var(--xl) 0 var(--xxl);
  max-width: 760px;
}

.legal .updated {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 0 0 var(--xl);
}

.legal h2 {
  font-size: 20px;
  font-weight: 600;
  margin: var(--xl) 0 var(--sm);
  padding-top: var(--sm);
}

.legal h3 {
  font-size: 16px;
  font-weight: 600;
  margin: var(--lg) 0 var(--xs);
}

.legal p,
.legal li {
  color: var(--text);
  line-height: 1.7;
}

.legal .muted-note {
  color: var(--text-secondary);
}

.legal ul {
  padding-left: var(--lg);
}

.legal li {
  margin-bottom: var(--sm);
}

/* Sub-processor table */
.legal table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--md) 0;
  font-size: 14px;
}

.table-wrap {
  overflow-x: auto;
}

.legal th,
.legal td {
  text-align: left;
  padding: var(--sm) var(--md);
  border-bottom: 0.5px solid var(--divider);
  vertical-align: top;
}

.legal th {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.back-link {
  display: inline-block;
  margin-top: var(--xl);
  font-size: 14px;
}

/* ---- Desktop widen ---- */

@media (min-width: 720px) {
  :root {
    --page-margin: 32px;
  }

  h1.hero {
    font-size: 56px;
    letter-spacing: -1px;
  }

  .hero .positioning {
    font-size: 22px;
  }

  .shots-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }

  .phone {
    max-width: 240px;
  }
}