:root {
  --rs-primary: #29b6f6;
  --rs-primary-dark: #0288d1;
  --rs-accent: #4dd0e1;
  --rs-bg: #f0f9ff;
  --rs-card: #ffffff;
  --rs-text: #0f172a;
  --rs-muted: #64748b;
  --rs-border: #e2e8f0;
  --rs-shadow: 0 12px 40px rgba(2, 136, 209, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--rs-text);
  background: linear-gradient(160deg, #e0f2fe 0%, #f8fafc 45%, #ecfeff 100%);
  min-height: 100vh;
  line-height: 1.6;
}

a {
  color: var(--rs-primary-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.rs-wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.rs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
}

.rs-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--rs-text);
}

.rs-logo {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--rs-primary), var(--rs-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--rs-shadow);
}

.rs-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.9rem;
}

.rs-hero {
  background: var(--rs-card);
  border: 1px solid var(--rs-border);
  border-radius: 24px;
  padding: 32px 24px;
  box-shadow: var(--rs-shadow);
  margin-bottom: 24px;
}

.rs-hero h1 {
  font-size: clamp(1.75rem, 5vw, 2.25rem);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.rs-tagline {
  color: var(--rs-muted);
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.rs-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.rs-badge {
  background: #e0f2fe;
  color: var(--rs-primary-dark);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

.rs-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.rs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.rs-btn:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.rs-btn-primary {
  background: linear-gradient(135deg, var(--rs-primary), var(--rs-primary-dark));
  color: #fff;
  box-shadow: 0 8px 24px rgba(41, 182, 246, 0.35);
}

.rs-btn-secondary {
  background: #fff;
  color: var(--rs-primary-dark);
  border: 1px solid var(--rs-border);
}

.rs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.rs-card {
  background: var(--rs-card);
  border: 1px solid var(--rs-border);
  border-radius: 16px;
  padding: 20px;
}

.rs-card h2 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--rs-primary-dark);
}

.rs-card p,
.rs-card li {
  color: var(--rs-muted);
  font-size: 0.92rem;
}

.rs-card ul {
  padding-left: 1.2em;
}

.rs-card li {
  margin-bottom: 6px;
}

.rs-footer {
  text-align: center;
  color: var(--rs-muted);
  font-size: 0.85rem;
  padding-top: 16px;
  border-top: 1px solid var(--rs-border);
}

.rs-footer p + p {
  margin-top: 6px;
}

.rs-legal-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 16px;
  margin-bottom: 12px;
}

/* Policy pages */
.rs-policy h1 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--rs-primary);
}

.rs-policy h2 {
  font-size: 1.1rem;
  color: var(--rs-primary-dark);
  margin: 24px 0 10px;
}

.rs-policy p,
.rs-policy li {
  color: #334155;
  margin-bottom: 10px;
}

.rs-policy ul {
  padding-left: 1.4em;
  margin-bottom: 12px;
}

.rs-back {
  display: inline-block;
  margin-bottom: 20px;
  font-size: 0.9rem;
}

@media (max-width: 600px) {
  .rs-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .rs-actions {
    flex-direction: column;
  }

  .rs-btn {
    width: 100%;
  }
}