:root {
  --bg: #f9fafb;
  --card-bg: #ffffff;
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --border: rgba(0, 0, 0, 0.08);
  --accent: #ff7d3c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 40px 16px;
  background: var(--bg);
  color: var(--text-primary);
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Inter",
    sans-serif;
  line-height: 1.6;
}

.container {
  max-width: 720px;
  margin: 0 auto;
}

.card {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 32px;
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.04),
    0 12px 28px rgba(0, 0, 0, 0.08);
}

/* ----------------------------------------
   Brand header
---------------------------------------- */

.header {
  margin-bottom: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}

.brand-text h1 {
  margin: 0;
  font-size: 26px;
  line-height: 1.2;
}

.subtitle {
  margin-top: 6px;
  font-size: 15px;
  color: var(--text-secondary);
}

h1 {
  font-size: 28px;
  margin: 0 0 8px;
}

.updated {
  font-size: 14px;
  color: var(--text-secondary);
}

h2 {
  margin-top: 32px;
  font-size: 18px;
}

p {
  margin: 12px 0;
}

ul {
  margin: 12px 0 12px 20px;
}

li {
  margin-bottom: 8px;
}

.highlight {
  color: var(--accent);
  font-weight: 600;
}

footer {
  margin-top: 40px;
  font-size: 14px;
  color: var(--text-secondary);
}

a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

a:hover {
  text-decoration: underline;
}

/* ----------------------------------------
   Landing page additions
---------------------------------------- */

.hero {
  text-align: left;
}

.lead {
  font-size: 16px;
  margin-bottom: 16px;
}

.features {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
}

.features li {
  margin-bottom: 10px;
  padding-left: 0;
}

.actions {
  margin-top: 28px;
}

.cta {
  display: inline-block;
  padding: 12px 22px;
  background: var(--accent);
  color: #ffffff;
  text-decoration: none;
  border-radius: 999px;
  font-weight: 600;
}

.cta:hover {
  opacity: 0.95;
}

.footer-links {
  margin-top: 36px;
  font-size: 14px;
  color: var(--text-secondary);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

.footer-links span {
  margin: 0 8px;
}

/* ----------------------------------------
   Dark mode (system preference)
---------------------------------------- */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --card-bg: #161a22;
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --border: rgba(255, 255, 255, 0.08);
    --accent: #ff7d3c;
  }

  body {
    background: var(--bg);
    color: var(--text-primary);
  }

  .card {
    box-shadow:
      0 4px 12px rgba(0, 0, 0, 0.4),
      0 20px 40px rgba(0, 0, 0, 0.5);
  }
}