:root {
  color-scheme: dark;
  --bg:#0b0e14;--panel:#111721;--panel-alt:#151d29;--line:#263142;--muted:#8d9aaf;
  --ink:#f4f7fc;--accent:#d9b7ff;--accent-ink:#1c1029;--good:#93e2bb;--warn:#ffd08f;
}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(ellipse at 15% 0%,rgba(115,67,161,.15),transparent 38%),var(--bg);color:var(--ink);font:14px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
button,input,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.archive-shell{max-width:1600px;margin:auto;padding:0 28px 34px}
.topbar{height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink)}
.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,#d9b7ff,#a9d9ff);color:#271535;font-size:18px;font-weight:900}
.brand strong,.brand small{display:block}.brand small{font-size:11px;color:var(--muted);margin-top:2px}
.topbar-actions{display:flex;align-items:center;gap:12px}.chip,.count-pill{display:inline-flex;align-items:center;justify-content:center;padding:5px 10px;border-radius:999px;border:1px solid #3a334a;background:#201a2a;color:var(--accent);font-size:11px;font-weight:700;white-space:nowrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:9px;padding:9px 13px;font-weight:700;font-size:12px;cursor:pointer;white-space:nowrap}
.btn:disabled{opacity:.38;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--accent-ink)}.btn-muted{background:#19212d;color:#e5eaf3;border-color:#2a3647}.btn-muted:hover:not(:disabled){background:#222d3d}
.intro{padding:32px 0 26px;max-width:950px}.eyebrow{font-size:10px;line-height:1.4;letter-spacing:.15em;font-weight:900;color:var(--accent);text-transform:uppercase}
.intro h1{margin:8px 0 8px;font-size:clamp(29px,4vw,43px);letter-spacing:-.04em;line-height:1.15}.intro p{max-width:880px;margin:0;color:#aab5c7;font-size:14px}
.status-line{margin-top:16px;color:var(--muted);font-size:11px}.status-line.error{color:#ffbdc0}.status-line.ok{color:var(--good)}
.archive-layout{display:grid;grid-template-columns:minmax(300px,365px) minmax(0,1fr);gap:18px;align-items:start}
.catalog-panel,.detail-panel{background:rgba(17,23,33,.92);border:1px solid var(--line);border-radius:16px;min-width:0;overflow:hidden}
.panel-heading,.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px}.panel-heading{padding:20px 20px 10px}.panel-heading h2{font-size:22px;line-height:1.2;margin:5px 0 0}
.search-form{padding:8px 20px 18px;border-bottom:1px solid var(--line)}.search-form>label,.filter-row label{display:block;color:#aab5c7;font-size:11px;font-weight:700;margin:0 0 7px}
.search-row{display:flex;gap:7px}.search-row input,.filter-row select{background:#0b1018;color:var(--ink);border:1px solid #303d50;border-radius:8px;padding:10px 11px;min-width:0;width:100%}.filter-row{margin-top:12px}.filter-row select{padding:8px}
.catalog-list{padding:7px;max-height:calc(100vh - 398px);min-height:180px;overflow:auto}.catalog-item{width:100%;display:block;text-align:left;border:1px solid transparent;background:transparent;color:var(--ink);border-radius:10px;padding:12px;cursor:pointer}
.catalog-item:hover{background:#192231}.catalog-item.selected{background:#231d31;border-color:#64517c}.catalog-item strong{display:block;font-size:13px;line-height:1.35;overflow-wrap:anywhere}.catalog-item .item-meta{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-top:6px;color:var(--muted);font-size:10px}
.platform-chip{display:inline-flex;border:1px solid #303c4e;background:#141d29;border-radius:6px;padding:2px 6px;color:#d1d9e7;font-size:9px;text-transform:uppercase;font-weight:800}.item-status{color:var(--warn)}
.catalog-pagination{display:flex;align-items:center;justify-content:space-between;gap:8px;border-top:1px solid var(--line);padding:12px}.catalog-pagination span{font-size:10px;color:var(--muted)}
.detail-panel{padding:24px}.empty-detail{padding:52px 22px;text-align:center;max-width:620px;margin:auto}.empty-detail h2{font-size:21px;margin:16px 0 8px}.empty-detail p{font-size:12px;line-height:1.65;color:var(--muted)}.empty-icon{margin:0 auto;display:grid;place-items:center;width:54px;height:54px;border-radius:17px;background:#241e30;color:var(--accent);font-size:24px;font-weight:900}
.track-header{display:flex;align-items:center;gap:18px;padding:0 0 22px;border-bottom:1px solid var(--line)}.track-art{flex:0 0 92px;display:grid;place-items:center;width:92px;height:92px;border:1px solid #49385e;border-radius:16px;background:linear-gradient(140deg,#433259,#1e3147);font-size:28px;font-weight:900;color:#f0e3ff}.track-title-wrap{min-width:0}.track-title-wrap h2{margin:5px 0;font-size:clamp(23px,3vw,34px);line-height:1.18;letter-spacing:-.03em;overflow-wrap:anywhere}.track-title-wrap p{margin:0 0 5px;color:var(--muted);font-size:11px}.track-title-wrap a{font-size:11px;font-weight:700}
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:20px 0}.metric-card{min-width:0;border:1px solid var(--line);border-radius:11px;background:#0e141d;padding:13px}.metric-card span{display:block;font-size:10px;color:var(--muted)}.metric-card strong{display:block;font-size:24px;line-height:1.3;margin-top:5px;overflow-wrap:anywhere}.metric-card small{font-size:9px;color:#77859a}
.record-section{margin-top:24px}.section-title{align-items:flex-end;margin-bottom:11px}.section-title h3{font-size:17px;margin:4px 0 0;letter-spacing:-.02em}.section-title .btn{padding:7px 10px}
.record-summary{font-size:12px;color:#bac5d6;line-height:1.7;border:1px solid var(--line);background:#0d131c;border-radius:10px;padding:14px;white-space:pre-wrap;overflow-wrap:anywhere;max-height:220px;overflow:auto}
.series-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.series-button{display:flex;align-items:center;justify-content:space-between;gap:10px;text-align:left;background:#0d131c;border:1px solid var(--line);border-radius:10px;color:var(--ink);padding:12px;cursor:pointer;min-width:0}.series-button:hover{border-color:#65527c}.series-button.selected{background:#211b2d;border-color:#725c8e}.series-button strong{display:block;font-size:11px;text-transform:capitalize;overflow-wrap:anywhere}.series-button small{display:block;color:var(--muted);font-size:10px;margin-top:4px}.series-button .route-count{font-size:10px;color:var(--accent);white-space:nowrap}
.series-meta{color:var(--muted);font-size:10px;margin:0 0 10px}.calculated-metrics{display:flex;flex-wrap:wrap;gap:7px;margin:10px 0 14px}.calc-chip{border:1px solid #2c394b;border-radius:8px;background:#121a25;padding:7px 10px;font-size:10px;color:#aab7cb}.calc-chip strong{color:var(--ink);margin-left:5px}
.history-table-wrap{max-width:100%;overflow:auto;border:1px solid var(--line);border-radius:10px;background:#0b1018}.history-table{border-collapse:collapse;width:100%;font-size:10px;white-space:nowrap}.history-table th,.history-table td{padding:9px 10px;border-bottom:1px solid #202a38;text-align:right}.history-table th{position:sticky;top:0;background:#1b2330;color:#cbd5e5;font-weight:800}.history-table td:first-child,.history-table th:first-child{text-align:left}.history-table tbody tr:hover{background:#141c28}
.empty-state{padding:22px;color:var(--muted);font-size:11px;text-align:center}.empty-state.error{color:#ffbdc0}
.footer{padding:24px 0 0;text-align:center;color:#66758b;font-size:10px}
@media(max-width:1050px){.archive-layout{grid-template-columns:310px minmax(0,1fr)}.detail-panel{padding:17px}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.series-list{grid-template-columns:1fr}}
@media(max-width:760px){.archive-shell{padding:0 12px 22px}.topbar{height:auto;min-height:72px;padding:11px 0}.topbar-actions{gap:6px}.chip{display:none}.archive-layout{grid-template-columns:1fr}.catalog-list{max-height:360px}.detail-panel{padding:15px}.track-art{width:68px;height:68px;flex-basis:68px;font-size:22px}.track-header{gap:13px}.metric-card strong{font-size:21px}.intro{padding:24px 0 20px}}


.track-art img{display:block;width:100%;height:100%;object-fit:cover;border-radius:inherit}
.track-title-wrap{flex:1}
.metric-card{min-height:105px}
.metric-card small{display:block;margin-top:4px;line-height:1.35}
@media(max-width:760px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-card{min-height:95px}}