*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --bg: #f1f5f9;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

a:hover {
  color: var(--primary-hover);
}

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: var(--shadow);
  padding: 2rem;
}

.hero {
  text-align: center;
}

.logo {
  width: 112px;
  height: 112px;
  margin: 0 auto 1.25rem;
  display: block;
}

.title {
  margin: 0 0 0.5rem;
  font-size: 2rem;
  line-height: 1.2;
}

.subtitle,
.meta {
  margin: 0;
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.75rem;
}

.button {
  display: inline-block;
  padding: 0.7rem 1.1rem;
  border-radius: 0.65rem;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
}

.button.primary {
  background: var(--primary);
  color: #ffffff;
}

.button.primary:hover {
  background: var(--primary-hover);
  color: #ffffff;
}

.button.secondary {
  background: #ffffff;
  color: var(--text);
  border-color: var(--border);
}

.content h1 {
  margin-top: 0;
  font-size: 1.75rem;
}

.content h2 {
  margin-top: 2rem;
  font-size: 1.15rem;
}

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

.content ul {
  padding-left: 1.25rem;
}

.footer {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}

.footer a {
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}