:root {
  --bg: #ffffff;
  --fg: #16181d;
  --muted: #5b6270;
  --line: #e4e7ec;
  --accent: #4f46e5;
  --accent-fg: #ffffff;
  --soft: #f5f6fa;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --fg: #eceef2;
    --muted: #9aa2b1;
    --line: #262a33;
    --accent: #8b85ff;
    --accent-fg: #0f1115;
    --soft: #171a21;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 20px;
}

header.site {
  border-bottom: 1px solid var(--line);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
}

.brand img { width: 28px; height: 28px; }

nav { display: flex; gap: 8px 20px; flex-wrap: wrap; }

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
}

nav a:hover, nav a[aria-current="page"] { color: var(--fg); }

.hero { padding: 72px 0 56px; }

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.1;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.hero p.lead {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 34em;
  margin: 0 0 28px;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  padding: 11px 20px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
}

.btn.secondary {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--line);
  margin-left: 8px;
}

section { padding: 40px 0; border-top: 1px solid var(--line); }

h2 { font-size: 1.5rem; margin: 0 0 12px; letter-spacing: -0.01em; }
h3 { font-size: 1.1rem; margin: 28px 0 6px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.card {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
}

.card h3 { margin-top: 0; }
.card p { margin: 0; color: var(--muted); font-size: 15.5px; }

main.doc { padding: 48px 0 64px; }
main.doc h1 { font-size: 2.2rem; margin: 0 0 6px; letter-spacing: -0.02em; }
main.doc .updated { color: var(--muted); margin: 0 0 32px; font-size: 15px; }

footer.site {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 14.5px;
}

footer.site .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

footer.site a { color: var(--muted); margin-right: 16px; }
footer.site address { font-style: normal; }

/* App cards (home page) */
.apps { display: grid; gap: 16px; margin-top: 20px; }

.app-card {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px;
  color: inherit;
  text-decoration: none;
}

a.app-card:hover { border-color: var(--accent); }

.app-card.placeholder { border-style: dashed; background: transparent; }

.app-icon {
  flex: none;
  width: 56px;
  height: 56px;
  border-radius: 13px;
  background: var(--accent);
  color: var(--accent-fg);
  display: grid;
  place-items: center;
  font-size: 26px;
  font-weight: 800;
}

.app-icon.empty { background: var(--line); color: var(--muted); }

.app-card h3 { margin: 0 0 4px; }
.app-card p { margin: 0; color: var(--muted); font-size: 15.5px; }

.tag {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 10px;
}

/* Long words/emails must never force horizontal overflow on phones */
main, .card, .app-card, address { overflow-wrap: anywhere; }
.app-card > div { min-width: 0; }