.subtitle { font-size: 12px; color: var(--ink-light); font-weight: 300; letter-spacing: 0.1em; border-left: 2px solid var(--accent); padding-left: 10px; }
.panel-header { padding: 10px 16px; border-bottom: 1px solid var(--border); background: var(--bg); display:flex; justify-content:space-between; align-items:center; gap:12px; }
    .panel-label { font-size: 10px; letter-spacing: 0.2em; color: var(--ink-light); text-transform: uppercase; }
    .panel-body { padding: 18px; }
.hidden { display:none !important; }
    @media (max-width: 900px) {
}