:root {
  --bg: #f7f7f8;
  --surface: #ffffff;
  --text: #1c1c1e;
  --muted: #5f6368;
  --border: #e5e5ea;
  /* Matches icon.png's own TV-body green and mint background. */
  --accent: #3f9142;
  --accent-soft: #e6f5dc;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121214;
    --surface: #1c1c1f;
    --text: #f2f2f3;
    --muted: #a1a1a6;
    --border: #2e2e32;
    --accent: #7ecb82;
    --accent-soft: #1e2f1e;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.wrapper {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}

header {
  margin-bottom: 40px;
}

.app-icon {
  display: block;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  margin-bottom: 20px;
  object-fit: cover;
}

h1 {
  font-size: 2rem;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
}

@media (max-width: 600px) {
  .card { padding: 24px 20px; }
  .wrapper { padding: 32px 16px 72px; }
}

section {
  margin-bottom: 32px;
}
section:last-child {
  margin-bottom: 0;
}

h2 {
  font-size: 1.15rem;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

h2 .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  flex-shrink: 0;
}

p {
  margin: 0 0 12px;
  color: var(--text);
}

ul {
  margin: 0 0 12px;
  padding-left: 20px;
}

li {
  margin-bottom: 6px;
}

li strong {
  color: var(--text);
}

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

.placeholder {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 1px 6px;
  border-radius: 5px;
  font-size: 0.9em;
}

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 40px;
}