.layout-ion { color-scheme: dark; }
.layout-ion body { background: var(--theme-surface); }
.ion-header {
  display: flex; justify-content: space-between; align-items: center;
  width: min(var(--content-max-width), calc(100% - 32px)); margin: 0 auto; padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
}
.ion-logo { font-family: var(--font-display); font-size: 0.95rem; letter-spacing: 0.08em; text-decoration: none; color: var(--theme-primary); }
.ion-logo span { color: var(--theme-accent); margin-right: 4px; }
.ion-main { width: min(var(--content-max-width), calc(100% - 32px)); margin: 0 auto; padding-bottom: 40px; }
.ion-hero {
  margin: 28px 0; padding: 28px; position: relative; overflow: hidden;
  background: var(--theme-card); border: 1px solid var(--theme-primary);
  box-shadow: 0 0 24px color-mix(in srgb, var(--theme-primary) 20%, transparent);
}
.ion-hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, color-mix(in srgb, var(--theme-accent) 15%, transparent), transparent);
  pointer-events: none;
}
.ion-chip {
  display: inline-block; margin: 0 0 12px; padding: 4px 10px; font-size: 0.7rem;
  border: 1px solid var(--theme-primary); color: var(--theme-primary); letter-spacing: 0.1em;
}
.ion-hero h1 { margin: 0 0 8px; font-family: var(--font-display); position: relative; }
.ion-footer { padding: 24px 16px 48px; border-top: 1px solid var(--border-color); }
.ion-trace { width: 100%; max-width: var(--content-max-width); margin: 0 auto 16px; display: block; color: var(--theme-primary); opacity: 0.6; }
.ion-footer-row { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; max-width: var(--content-max-width); margin: 0 auto; font-size: 0.88rem; color: var(--text-muted); }
.ion-footer a { color: var(--theme-primary); }