:root {
  --ink: #1a1a1a;
  --ink-soft: #5a5a63;
  --paper: #ffffff;
  --paper-soft: #f6f7f9;
  --border: #e7e8ec;
  --accent: #3a3a42;
  --shadow: 0 8px 24px rgba(20, 20, 30, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef0f3;
    --ink-soft: #a7abb6;
    --paper: #121317;
    --paper-soft: #1a1b20;
    --border: #2a2c33;
    --accent: #d7d9de;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  }
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--paper);
  background-image: radial-gradient(circle at 50% 15%, var(--paper-soft), transparent 60%);
  background-attachment: fixed;
  line-height: 1.7;
}

.wrap {
  flex: 1;
  width: 100%;
  max-width: 960px;
  padding: clamp(64px, 14vh, 140px) clamp(24px, 8vw, 120px) 48px;
}

h1 {
  font-size: 2.8rem;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}

p.subtitle {
  margin: 0 0 52px;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

h2.section-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin: 0 0 14px;
  font-weight: 600;
}

.app-card {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: 620px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--paper-soft);
  text-decoration: none;
  color: var(--ink);
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.app-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(20, 20, 30, 0.1);
}

.app-card img {
  width: 64px;
  height: 64px;
  border-radius: 22%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
}

.app-card .app-meta { flex: 1; min-width: 0; }

.app-card .app-name {
  font-weight: 700;
  font-size: 1.05rem;
  margin: 0 0 2px;
}

.app-card .app-desc {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.app-card .app-arrow {
  color: var(--ink-soft);
  font-size: 1.2rem;
}

footer {
  width: 100%;
  padding: 20px clamp(24px, 8vw, 120px) 32px;
  border-top: 1px solid var(--border);
  color: var(--ink-soft);
  font-size: 0.85rem;
}

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