.old-main{max-width:1420px;margin:0 auto;padding:32px 26px 90px;display:grid;gap:18px}
.old-hero{display:flex;justify-content:space-between;align-items:end;gap:18px}
.old-hero h1{margin:4px 0 8px;font-size:clamp(1.65rem,2.4vw,2.45rem);letter-spacing:-.045em}
.old-hero p{max-width:850px;margin:0;color:#607873;line-height:1.5}
.old-main .panel{padding:20px 22px}
.old-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.old-controls input,.old-controls select{border:1px solid #cadbd3;border-radius:9px;min-height:42px;padding:9px 12px;font:inherit;color:#16433d;background:white}
.old-controls input{flex:1;min-width:200px}
.old-controls select{min-width:155px}
.old-controls button{min-height:42px}
.old-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.old-summary-item{border:1px solid #deebe5;background:#f8fbf9;border-radius:12px;padding:13px 15px}
.old-summary-item strong{font-size:1.5rem;display:block;color:#15594e;margin:3px 0}
.old-summary-item span{font-size:12px;color:#6a807a}
.old-list{display:grid;gap:14px}
.old-session{border:1px solid #d9e7df;border-radius:14px;padding:17px 19px;background:#fff;display:grid;gap:13px}
.old-session-head{display:flex;justify-content:space-between;align-items:flex-start;gap:15px}
.old-session-title{font-size:16px;font-weight:700;color:#163f3a;letter-spacing:-.02em}
.old-session-meta{color:#718580;font-size:12px;margin-top:5px;line-height:1.6}
.old-session-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:7px}
.old-tag{font-size:11px;padding:3px 8px;border-radius:999px;background:#eef5f1;color:#315d54}
.old-tag.warning{background:#fbeee8;color:#9b4c37}
.old-session-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center;justify-content:end}
.old-session-actions a,.old-session-actions button{padding:8px 12px;border:1px solid #b9d2c9;border-radius:8px;background:white;color:#175b51;font-family:inherit;font-size:12px;font-weight:600;text-decoration:none;cursor:pointer;white-space:nowrap}
.old-session-actions a.primary{background:#167464;color:#fff;border-color:#167464}
.old-session-actions button:disabled{opacity:.5;cursor:not-allowed}
.old-qc-grid{display:grid;grid-template-columns:minmax(120px,1fr) minmax(120px,1fr) minmax(120px,1fr) minmax(100px,.8fr);gap:10px}
.old-qc-item{border:1px solid #e1eae5;background:#fafcfb;border-radius:9px;padding:11px 12px}
.old-qc-title{display:flex;justify-content:space-between;gap:8px;align-items:center;font-size:11px;font-weight:600;color:#536e66}
.old-qc-number{font-size:23px;font-weight:760;letter-spacing:-.04em;margin:7px 0 4px;line-height:1}
.old-qc-note{font-size:10px;color:#758b83;line-height:1.45}
.old-meter{height:6px;border-radius:6px;background:#e4ece6;overflow:hidden;margin:7px 0}
.old-meter-fill{height:100%;background:#1c8b75;border-radius:5px}
.old-meter-fill.mid{background:#c39844}.old-meter-fill.bad{background:#ca7368}
.old-lane-label{font-size:11px;color:#476b61;display:flex;justify-content:space-between;gap:8px;align-items:center;margin-bottom:6px}
.old-lane{display:flex;gap:1px;width:100%;height:15px;overflow:hidden;border-radius:4px;background:#e9eeee}
.old-lane button{flex:1 1 0;min-width:0;border:0;padding:0;cursor:pointer;transition:filter .15s}
.old-lane button:hover{filter:brightness(.76)}
.old-legend{display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:10px;color:#779087;margin-top:7px}
.old-swatch{height:8px;width:8px;display:inline-block;border-radius:2px;margin-right:4px}
.old-time{display:flex;justify-content:space-between;color:#789088;font-size:10px;margin-top:4px}
.old-quality-details{border-top:1px solid #e6eee9;padding-top:12px;display:grid;gap:10px}
.old-quality-details p{font-size:11px;color:#72877e;margin:0;line-height:1.5}
.old-empty{padding:40px 14px;text-align:center;color:#61766f}
.old-runstatus{font-size:12px;color:#617b72;min-height:18px}
.old-actions-hint{font-size:12px;color:#697b77}
@media(max-width:850px){.old-summary{grid-template-columns:repeat(2,minmax(0,1fr))}.old-qc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.old-session-head{flex-direction:column}.old-session-actions{justify-content:flex-start}}
@media(max-width:540px){.old-main{padding:18px 12px 60px}.old-summary{grid-template-columns:repeat(2,minmax(0,1fr))}.old-qc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.old-main .panel{padding:16px}.old-session{padding:14px}.old-hero{display:block}}

.old-archive-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:12px;padding-top:12px;border-top:1px solid #e0ebe5}
.old-archive-controls .small{font-size:12px;color:#617b72}
.old-session-actions .old-delete-button{border-color:#e8c4bf;color:#a54438;background:#fffafa}
.old-session-actions .old-delete-button:hover{background:#fbebe8}
.old-delete-dialog{width:min(520px,calc(100vw - 32px));border:1px solid #e1c8c3;border-radius:14px;padding:25px;box-shadow:0 24px 80px #1233;color:#23453d}
.old-delete-dialog::backdrop{background:rgba(13,33,29,.52)}
.old-delete-dialog h2{font-size:20px;margin:0 0 10px;color:#803d32}
.old-delete-dialog p{font-size:14px;line-height:1.6}
.old-delete-ack{display:flex;align-items:flex-start;gap:10px;background:#fff4f0;padding:12px;border-radius:8px;font-size:13px;margin:18px 0}
.old-delete-ack input{margin-top:3px;accent-color:#b54b39}
.old-dialog-actions{display:flex;gap:10px;justify-content:flex-end}
.old-dialog-actions button{padding:10px 14px;border:1px solid #b9d2c9;border-radius:8px;cursor:pointer}
.old-danger-button{background:#b34738;color:white;border-color:#b34738!important}
.old-danger-button:disabled{opacity:.5;cursor:not-allowed}

/* v0.7.50 multi-session handoff */
.old-dataset-selection{border-color:#bbdacf;background:#f5faf7}
.old-dataset-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center}
.old-dataset-toolbar h2{margin:4px 0;font-size:1.12rem}
.old-dataset-toolbar p{margin:5px 0 0;max-width:690px}
.old-dataset-buttons{display:flex;flex-wrap:wrap;align-items:center;gap:8px;justify-content:flex-end}
.old-dataset-buttons button{padding:10px 13px;white-space:nowrap}
.old-session-select{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:#126c5e;margin-bottom:9px;cursor:pointer}
.old-session-select input{width:18px;height:18px;accent-color:#0d7e6c;margin:0}
.old-session-select input:disabled{opacity:.5}
@media(max-width:900px){.old-dataset-toolbar{flex-direction:column;align-items:stretch}.old-dataset-buttons{justify-content:flex-start}}

/* v0.7.55 — deletion of orphaned recordings, without allowing active recordings */
.old-stale-warning{padding:12px 14px;border-radius:9px;border:1px solid #e5b88a;background:#fff4e8;color:#83510f;line-height:1.45}