:root {
  --bg: #f6f7fb; --panel: #fff; --panel2: #f1f4f9; --border: #dfe3ec;
  --text: #1e293b; --muted: #64748b; --accent: #0284c7; --accent2: #7c3aed;
  --ok: #059669; --warn: #ea580c; --err: #dc2626; --slow: #f59e0b;
  --a: #0284c7; --b: #7c3aed;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--text); font: 14px/1.45 system-ui, -apple-system, Segoe UI, sans-serif; display: flex; flex-direction: column; }
[hidden] { display: none !important; }
code, .mono { font-family: var(--mono); font-size: 12px; }
.muted { color: var(--muted); } .small { font-size: 12px; } .center { text-align: center; }
.ok { color: var(--ok); } .warn { color: var(--warn); } .err { color: var(--err); } .slowc { color: #b45309; }

.topbar { display: flex; align-items: center; gap: 16px; padding: 10px 18px; border-bottom: 1px solid var(--border); background: var(--panel); }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; white-space: nowrap; }
.brand img { width: 22px; height: 22px; }
.tabs { flex: 1; display: flex; gap: 4px; overflow: hidden; }
.tab { border: 1px solid transparent; background: none; border-radius: 8px; padding: 5px 12px; font: inherit; cursor: pointer; color: var(--muted); white-space: nowrap; max-width: 320px; overflow: hidden; text-overflow: ellipsis; }
.tab.on { background: var(--panel2); border-color: var(--border); color: var(--text); font-weight: 600; }
.top-actions { display: flex; gap: 8px; }
.btn { background: var(--a); color: #fff; border: 0; border-radius: 8px; padding: 6px 12px; font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap; }
.btn.alt { background: var(--b); }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn.sm { padding: 3px 8px; font-size: 12px; font-weight: 500; }
.link { color: var(--accent); cursor: pointer; text-decoration: underline; }
.slot { display: inline-block; min-width: 18px; text-align: center; border-radius: 4px; color: #fff; font-weight: 700; font-size: 11px; padding: 0 4px; margin-right: 4px; }
.slot.a { background: var(--a); } .slot.b { background: var(--b); }

main { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.landing { max-width: 900px; width: 100%; margin: 8vh auto; padding: 0 20px; }
.drops { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 14px; }
.dropzone { border: 2px dashed var(--border); border-radius: 16px; padding: 40px 20px; text-align: center; background: var(--panel); transition: .15s; }
.dropzone.over { border-color: var(--accent); background: var(--panel2); }
.dropzone.loaded { border-style: solid; border-color: var(--ok); }
.dropzone h2 { margin: 8px 0; font-size: 18px; }
.dz-tag { display: inline-block; width: 36px; height: 36px; line-height: 36px; border-radius: 10px; color: #fff; font-weight: 800; font-size: 18px; }
.dz-tag.a { background: var(--a); } .dz-tag.b { background: var(--b); }
.error { margin-top: 14px; background: #fef2f2; border: 1px solid #fecaca; color: var(--err); border-radius: 10px; padding: 10px 14px; }

.view { flex: 1; min-height: 0; overflow: auto; padding: 16px 18px 30px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 12px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 10px 14px; min-width: 0; }
.card .k { font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.card .v { font-size: 20px; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card.wide { grid-column: span 3; } .card.wide .v { font-size: 13px; font-family: var(--mono); font-weight: 500; white-space: normal; word-break: break-all; }
.banner { border-radius: 12px; padding: 12px 16px; margin-bottom: 12px; border: 1px solid; }
.banner.bad { background: #fef2f2; border-color: #fecaca; } .banner.good { background: #ecfdf5; border-color: #a7f3d0; }
.banner b { font-size: 15px; }
.banner ul { margin: 6px 0 0; padding-left: 20px; }

.panels { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 12px; margin-bottom: 12px; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 10px 14px; min-width: 0; }
.panel h3 { margin: 0 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.mini { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.mini td, .mini th { padding: 3px 6px; border-bottom: 1px solid var(--panel2); text-align: left; vertical-align: top; }
.mini th { color: var(--muted); font-weight: 600; }
.mini td.num, .mini th.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.mini tr.click { cursor: pointer; } .mini tr.click:hover { background: var(--panel2); }
.msg { font-family: var(--mono); font-size: 12px; word-break: break-word; }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 8px; }
.search { flex: 0 1 320px; padding: 6px 10px; border: 1px solid var(--border); border-radius: 8px; font: inherit; }
.check { display: flex; align-items: center; gap: 4px; font-size: 13px; color: var(--muted); cursor: pointer; white-space: nowrap; }
.chips { display: flex; flex-wrap: wrap; gap: 4px; }
.chip { border: 1px solid var(--border); border-radius: 999px; padding: 2px 9px; font-size: 12px; cursor: pointer; background: var(--panel); display: flex; align-items: center; gap: 5px; }
.chip i { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.chip.off { opacity: .4; text-decoration: line-through; }
.legend { display: flex; gap: 12px; font-size: 12px; color: var(--muted); margin-left: auto; }
.legend span::before { content: ''; display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 4px; vertical-align: -1px; background: var(--c); }

.split { display: flex; gap: 12px; align-items: flex-start; }
.wf { flex: 1; min-width: 0; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.wf-head, .row { display: grid; grid-template-columns: minmax(280px, 34%) 1fr; }
.wf-head { position: sticky; top: 0; background: var(--panel2); border-bottom: 1px solid var(--border); font-size: 11px; color: var(--muted); z-index: 1; }
.wf-head > div { padding: 4px 8px; }
.axis { position: relative; height: 22px; }
.axis span { position: absolute; top: 4px; transform: translateX(-50%); white-space: nowrap; }
.axis span::before { content: ''; position: absolute; left: 50%; top: 14px; height: 4px; border-left: 1px solid var(--muted); }
.row { border-bottom: 1px solid var(--panel2); font-size: 12.5px; cursor: pointer; }
.row:hover { background: #f8fafc; } .row.sel { background: #e0f2fe; }
.row.err .name { box-shadow: inset 3px 0 var(--err); }
.row.dim { opacity: .55; }
.name { display: flex; align-items: center; gap: 5px; padding: 3px 8px; white-space: nowrap; overflow: hidden; min-width: 0; }
.name .op { overflow: hidden; text-overflow: ellipsis; }
.caret { width: 14px; flex: none; color: var(--muted); text-align: center; user-select: none; }
.sid { font: 12px var(--mono); color: var(--accent); background: #f0f9ff; border: 1px solid #bae6fd; border-radius: 6px; padding: 1px 7px; cursor: copy; }
.sid:hover { background: #e0f2fe; border-color: var(--accent); }
.card.trace-card { grid-column: span 2; } .card.trace-card .v { font-size: 13px; display: flex; align-items: center; gap: 8px; white-space: normal; word-break: break-all; }
.card.trace-card a, .banner a.mono { color: var(--accent); }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translate(-50%, 20px); background: #1e293b; color: #fff; padding: 8px 14px; border-radius: 8px; font-size: 13px; opacity: 0; pointer-events: none; transition: .2s; max-width: 90vw; word-break: break-all; z-index: 10; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.sid.a { color: var(--a); } .sid.b { color: var(--b); }
.svc { flex: none; font-size: 10.5px; padding: 0 5px; border-radius: 4px; color: #fff; max-width: 110px; overflow: hidden; text-overflow: ellipsis; }
.badge { flex: none; font-size: 10px; font-weight: 700; padding: 0 5px; border-radius: 4px; }
.badge.e { background: #fee2e2; color: var(--err); } .badge.s { background: #fef3c7; color: #b45309; } .badge.n { background: var(--panel2); color: var(--muted); }
.track { position: relative; min-height: 22px; border-left: 1px solid var(--panel2); }
.bar { position: absolute; top: 5px; height: 12px; border-radius: 3px; min-width: 2px; }
.bar.e { outline: 2px solid var(--err); outline-offset: 0; }
.bar.thin { top: 3px; height: 7px; } .bar.thin2 { top: 12px; height: 7px; }
.dur { position: absolute; top: 3px; font-size: 11px; color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.dur.big { color: #b45309; font-weight: 700; } .dur.e { color: var(--err); font-weight: 700; }
.endline { position: absolute; top: 0; bottom: 0; border-left: 2px dashed var(--err); opacity: .5; }

.detail { width: 440px; flex: none; position: sticky; top: 0; max-height: calc(100vh - 90px); overflow: auto; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; }
.detail h3 { margin: 0 0 4px; font-size: 15px; word-break: break-all; }
.detail h4 { margin: 14px 0 6px; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.crumbs { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.crumbs a { color: var(--accent); cursor: pointer; }
.kv { width: 100%; border-collapse: collapse; font-size: 12px; table-layout: fixed; }
.kv td { padding: 3px 4px; border-bottom: 1px solid var(--panel2); vertical-align: top; word-break: break-all; }
.kv td:first-child { width: 40%; color: var(--muted); font-family: var(--mono); }
.kv td:last-child { font-family: var(--mono); }
.kv tr.hl td { background: #fffbeb; } .kv tr.hle td { background: #fef2f2; }
.kv tr.diff td { background: #fef9c3; }
pre { margin: 4px 0 0; white-space: pre-wrap; word-break: break-all; font-size: 11px; background: var(--panel2); padding: 6px; border-radius: 6px; max-height: 320px; overflow: auto; }
details summary { cursor: pointer; color: var(--accent); }
.log { border-left: 3px solid var(--border); padding: 3px 8px; margin-bottom: 6px; font-size: 12px; }
.log.e { border-color: var(--err); background: #fef2f2; } .log.w { border-color: var(--slow); background: #fffbeb; }
.log .t { color: var(--muted); font-family: var(--mono); font-size: 11px; }

.cmp-table .row { grid-template-columns: minmax(260px, 30%) 90px 90px 100px 1fr; }
.cmp-table .wf-head { grid-template-columns: minmax(260px, 30%) 90px 90px 100px 1fr; }
.cmp-table .cell { padding: 3px 8px; text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.row.only { background: repeating-linear-gradient(45deg, transparent 0 6px, #f1f5f9 6px 12px); }
.delta.up { color: var(--err); font-weight: 600; } .delta.down { color: var(--ok); font-weight: 600; }
.vs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
@media (max-width: 1000px) { .split { flex-direction: column; } .detail { width: 100%; position: static; } .drops, .vs { grid-template-columns: 1fr; } .card.wide { grid-column: span 1; } }