/* System Default — studio homepage styles.
   Homepage only: the demo pages carry their own internal styles, untouched.
   No frameworks, no tracking, no webfonts. System stack, instant load. */

:root {
  --bg: #ffffff;
  --fg: #16181d;
  --muted: #5c6470;
  --card: #f4f5f7;
  --card-border: #e2e4e9;
  --accent: #0b5fff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1013;
    --fg: #eceef1;
    --muted: #9aa3af;
    --card: #171a1f;
    --card-border: #262b33;
    --accent: #6ea8ff;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1024px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

header { margin-bottom: 2.5rem; }

.wordmark {
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0;
}

.wordmark .studio-line {
  display: block;
  font-size: clamp(1rem, 2.6vw, 1.3rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--muted);
  margin-top: 0.5rem;
}

.mission {
  font-size: clamp(1.05rem, 2.8vw, 1.35rem);
  margin: 1.25rem 0 0;
  max-width: 34em;
}

.principles {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 0.75rem;
}

h2 {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 2.75rem 0 1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.9rem;
}

.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 1.1rem 1.15rem 1rem;
  text-decoration: none;
  color: inherit;
  transition: transform 0.12s ease, border-color 0.12s ease;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
  outline: none;
}

.card .icon { font-size: 1.7rem; line-height: 1; }

.card h3 {
  margin: 0.6rem 0 0.3rem;
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

footer {
  margin-top: 3.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--card-border);
  color: var(--muted);
  font-size: 0.9rem;
}