.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:.2em; color:var(--ink-light); text-transform:uppercase; }
    .panel-body { padding:18px; }
.hidden { display:none !important; }
    @media (max-width:900px) {
}