:root{--surface:#fff;--radius:14px;--sidew:270px}.shell{grid-template-columns:var(--sidew) 1fr}.card,.panel,.tablewrap,.top,.modal{background:var(--surface)}.card,.panel,.tablewrap,.modal{border-radius:var(--radius)}.btn{background:var(--blue)}.btn.customize{background:#7c3aed}.settings-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:14px;margin-top:18px}.preset-row{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:12px 0 18px}.theme-preset{border:0;color:white;border-radius:10px;padding:12px 8px;font-weight:700;cursor:pointer}.theme-preset.ocean{background:#1677ff}.theme-preset.emerald{background:#0f9f6e}.theme-preset.crimson{background:#dc2626}.theme-preset.violet{background:#7c3aed}.theme-preset.graphite{background:#475569}.theme-preset.amber{background:#ea7a00}.color-form input[type=color]{height:46px;padding:4px;width:100%}.custom-list{border:1px solid var(--line);border-radius:10px;margin:14px 0;max-height:250px;overflow:auto}.custom-row{display:flex;align-items:center;justify-content:space-between;padding:11px 12px;border-bottom:1px solid var(--line)}.custom-row:last-child{border-bottom:0}.custom-row small{display:block;color:var(--muted)}.column-form{border-top:1px solid var(--line);padding-top:16px}body[data-density=compact] th,body[data-density=compact] td{padding:7px 10px}body[data-density=compact] .content{padding:16px}body[data-density=comfortable] th,body[data-density=comfortable] td{padding:16px}body[data-density=comfortable] .content{padding:32px}body[data-layout=centered] .content{max-width:1280px;margin:auto}@media(max-width:950px){.settings-grid{grid-template-columns:1fr}.preset-row{grid-template-columns:repeat(2,1fr)}}@media(max-width:850px){.shell{grid-template-columns:1fr}.settings-grid{grid-template-columns:1fr}}