:root {
  --text: #1b1f24;
  --muted: #5b6773;
  --link: #0b5fff;
  --card: #ffffff;
  --bg: #f6f8fa;
  --border: #d0d7de;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

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

.wrap {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 16px;
}

.card {
  background: var(--card);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 8px 24px rgba(0, 0, 0, 0.06);
}

h1,
h2,
h3 {
  line-height: 1.25;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
}

h2 {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  margin-top: 28px;
  margin-bottom: 8px;
}

h3 {
  margin-top: 20px;
  margin-bottom: 8px;
}

p,
li {
  color: var(--text);
}

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

time {
  white-space: nowrap;
}

ul {
  padding-left: 1.2rem;
}

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

a:hover {
  text-decoration: underline;
}

.footer-nav {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  font-size: 0.95rem;
}

.footer-nav a {
  color: var(--muted);
}

.footer-nav span {
  color: var(--muted);
}

.legal-links {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.legal-links a {
  display: block;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.5);
}

.legal-links a strong {
  display: block;
  color: var(--text);
}

.legal-links a small {
  color: var(--muted);
}

.actions {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.btn-primary {
  display: inline-block;
  border: 1px solid var(--link);
  border-radius: 10px;
  background: var(--link);
  color: #ffffff;
  font-weight: 600;
  text-align: center;
  padding: 12px 16px;
  text-decoration: none;
}

.btn-primary:hover {
  text-decoration: none;
  filter: brightness(0.95);
}

.btn-secondary {
  display: inline-block;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  text-align: center;
  padding: 12px 16px;
  text-decoration: none;
}

.btn-secondary:hover {
  text-decoration: none;
  background: rgba(0, 0, 0, 0.03);
}

.text-link {
  font-size: 0.95rem;
}

.note-box {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
}

.store-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 8px;
}

.debug-box {
  margin-top: 18px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.85rem;
}

.debug-box pre {
  margin: 8px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #e6edf3;
    --muted: #9aa7b1;
    --link: #82aaff;
    --card: #0d1117;
    --bg: #010409;
    --border: #30363d;
  }

  .card {
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05), 0 12px 24px rgba(0, 0, 0, 0.35);
  }

  .legal-links a {
    background: rgba(255, 255, 255, 0.02);
  }

  .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.06);
  }
}