:root {
  --bg: #0f172a;
  --card: #1e293b;
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent-start: #8b5cf6;
  --accent-end: #6366f1;
  --border: #334155;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: linear-gradient(160deg, #0f172a 0%, #1e1b4b 100%);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
}

.brand h1 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
}

.brand p {
  margin: 2px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
}

h2 {
  margin: 0 0 8px;
  font-size: 1.75rem;
}

.updated {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

h3 {
  margin: 24px 0 8px;
  font-size: 1.05rem;
  color: #e2e8f0;
}

p,
li {
  color: #cbd5e1;
  font-size: 0.95rem;
}

ul {
  padding-left: 1.25rem;
}

a {
  color: #a5b4fc;
}

.nav {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.nav a {
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.85rem;
}

.contact-box {
  margin-top: 20px;
  padding: 16px;
  border-radius: 12px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.35);
}

.contact-box strong {
  display: block;
  margin-bottom: 6px;
}

footer {
  margin-top: 32px;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}

.hero {
  text-align: center;
  padding: 8px 0 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.25), rgba(99, 102, 241, 0.25));
  border: 1px solid rgba(139, 92, 246, 0.45);
  color: #c4b5fd;
  margin-bottom: 16px;
}

.hero h2 {
  font-size: 2rem;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #f8fafc, #c4b5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 20px 0;
}

@media (min-width: 520px) {
  .feature-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.feature-card {
  padding: 18px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid var(--border);
  transition: border-color 0.2s ease;
}

.feature-card:hover {
  border-color: rgba(139, 92, 246, 0.5);
}

.feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 10px;
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
}

.feature-card h4 {
  margin: 0 0 6px;
  font-size: 0.95rem;
  color: #f1f5f9;
}

.feature-card p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

.pro-banner {
  margin: 24px 0;
  padding: 20px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.18), rgba(99, 102, 241, 0.12));
  border: 1px solid rgba(139, 92, 246, 0.4);
}

.pro-banner h3 {
  margin-top: 0;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.meta-pill {
  padding: 8px 14px;
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}

.meta-pill strong {
  color: #e2e8f0;
}