:root{--accent:#1F4E9A;--accent-dark:#163a73;--bg:#F5F7FA;--card:#fff;--text:#1d2733;--muted:#6b7785;--border:#dde3ea;
--red:#c62828;--red-bg:#fdecea;--orange:#e07b00;--orange-bg:#fff3e0;--gray:#6b7785;--gray-bg:#eceff3;--green:#2e7d32;--green-bg:#e8f5e9;
--yellow:#8a6d00;--yellow-bg:#fff8dc;--shadow:0 1px 3px rgba(20,40,80,.12),0 1px 2px rgba(20,40,80,.08)}
*{box-sizing:border-box}
html,body{margin:0}
body{font:14px/1.45 -apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text)}
h1{font-size:20px;margin:0;font-weight:600}
h2{font-size:16px;margin:0 0 12px}
h3{font-size:14px;margin:16px 0 8px}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
code{background:var(--gray-bg);padding:1px 5px;border-radius:3px}
.muted{color:var(--muted)}
.topbar{background:var(--accent);color:#fff;padding:12px 24px;box-shadow:var(--shadow)}
.topbar-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.spacer{flex:1}
.snapshot-status{margin-top:6px;font-size:13px;opacity:.92}
.inline-field{font-size:13px;display:flex;align-items:center;gap:6px}
.topbar input[type=number]{width:60px;padding:4px 6px}
.collect-progress{margin-top:10px;max-width:900px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.35);border-radius:8px;padding:8px 12px}
.collect-progress[hidden]{display:none}
.cp-head{display:flex;justify-content:space-between;font-size:13px;font-weight:600;margin-bottom:5px}
.cp-bar{height:10px;border-radius:5px;background:rgba(255,255,255,.28);overflow:hidden}
.cp-fill{height:100%;width:0;border-radius:5px;background:#fff;transition:width .6s ease}
.cp-fill.busy{background:repeating-linear-gradient(45deg,#fff 0 10px,#c9d9f3 10px 20px);background-size:28px 28px;animation:cpstripes 1s linear infinite}
.cp-fill.done{background:#8fe0a0}
.cp-fill.failed{background:#ffb4ab}
@keyframes cpstripes{to{background-position:28px 0}}
.cp-text{font-size:13px;margin-top:5px;opacity:.95;word-break:break-word}
.cp-errors{font-size:12px;margin-top:4px}
.cp-errors summary{cursor:pointer}
.cp-errors ul{margin:4px 0 0;padding-left:18px;max-height:140px;overflow:auto}
.banner{background:var(--yellow-bg);color:var(--yellow);border-bottom:1px solid #f0dc8a;padding:10px 24px}
.tabs{display:flex;gap:2px;padding:0 24px;background:#fff;border-bottom:1px solid var(--border);overflow-x:auto}
.tab{border:0;background:none;padding:12px 16px;font:inherit;cursor:pointer;color:var(--muted);border-bottom:3px solid transparent;white-space:nowrap}
.tab:hover{color:var(--text)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}
main{padding:20px 24px;max-width:1500px;margin:0 auto}
.tabpane{display:none}.tabpane.active{display:block}
.card{background:var(--card);border-radius:8px;box-shadow:var(--shadow);padding:16px;margin-bottom:16px}
.two-col{display:grid;grid-template-columns:380px minmax(0,1fr);gap:16px;align-items:start}
.two-col.equal{grid-template-columns:1fr 1fr}
.col-left{position:sticky;top:8px}
.col-right{min-width:0}
@media (max-width:1024px){.two-col,.two-col.equal{grid-template-columns:1fr}.col-left{position:static}main{padding:12px}.topbar{padding:12px}.tabs{padding:0 12px}.banner{padding:10px 12px}}
label.field{display:block;margin-bottom:10px;font-size:13px;color:var(--muted)}
label.field>span{display:block;margin-bottom:3px}
input[type=text],input[type=number],input[type=search],textarea,select{width:100%;padding:7px 9px;border:1px solid var(--border);border-radius:6px;font:inherit;color:var(--text);background:#fff}
input:focus,textarea:focus,select:focus{outline:2px solid rgba(31,78,154,.3);border-color:var(--accent)}
textarea{resize:vertical;min-height:70px}
.row{display:flex;gap:10px}.row>*{flex:1}
.radio-row{display:flex;gap:16px;margin-bottom:10px}
.radio-row label{display:flex;align-items:center;gap:5px;cursor:pointer}
.check{display:flex;align-items:center;gap:6px;cursor:pointer}
.check input,.radio-row input{width:auto}
.btn{border:1px solid transparent;border-radius:6px;padding:8px 14px;font:inherit;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.btn:disabled{opacity:.6;cursor:not-allowed}
.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-dark)}
.btn-secondary{background:#fff;color:var(--accent);border-color:var(--accent)}.btn-secondary:hover:not(:disabled){background:#eef3fb}
.topbar .btn-secondary{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.6)}
.btn-sm{padding:3px 8px;font-size:12px}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.spinner{width:14px;height:14px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;display:inline-block;animation:spin .7s linear infinite}
.spinner[hidden]{display:none}
@keyframes spin{to{transform:rotate(360deg)}}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.chip{display:inline-block;padding:2px 9px;border-radius:12px;background:var(--gray-bg);color:var(--text);font-size:12px;border:0}
button.chip{cursor:pointer;border:1px solid var(--border);background:#fff;color:var(--accent);font:inherit;font-size:12px}
button.chip:hover{background:#eef3fb}
.chip.tag{background:#e7eef9;color:var(--accent-dark)}
.chip.warn{background:var(--yellow-bg);color:var(--yellow);border:1px solid #f0dc8a}
.chip.ok{background:var(--green-bg);color:var(--green)}
.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:600;white-space:nowrap}
.badge-model{background:rgba(255,255,255,.18);color:#fff;font-weight:500}
.badge.p-high{background:var(--red-bg);color:var(--red)}
.badge.p-mid{background:var(--orange-bg);color:var(--orange)}
.badge.p-low{background:var(--gray-bg);color:var(--gray)}
.badge.ok{background:var(--green-bg);color:var(--green)}
.badge.err{background:var(--red-bg);color:var(--red)}
.badge.neutral{background:var(--gray-bg);color:var(--gray)}
.saved-list{list-style:none;padding:0;margin:0}
.saved-list li{display:flex;align-items:center;justify-content:space-between;padding:6px 8px;border:1px solid var(--border);border-radius:6px;margin-bottom:6px;cursor:pointer}
.saved-list li:hover{background:#eef3fb}
.saved-list .del{border:0;background:none;color:var(--red);font-size:18px;cursor:pointer;line-height:1}
.trace-step{display:flex;align-items:center;gap:8px;padding:6px 0;border-bottom:1px solid var(--bg);flex-wrap:wrap}
.trace-step:last-child{border-bottom:0}
.trace-icon{width:20px;text-align:center;font-weight:700}
.trace-icon.ok{color:var(--green)}.trace-icon.warn{color:var(--orange)}.trace-icon.error{color:var(--red)}.trace-icon.skipped{color:var(--muted)}.trace-icon.running{color:var(--accent)}
.trace-name{font-weight:600;min-width:170px}
.trace-detail{color:var(--muted);font-size:12px;flex-basis:100%;padding-left:28px}
.trace-sec{margin-left:auto;color:var(--muted);font-size:12px}
.stats{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;font-size:13px;margin-bottom:8px}
.stats .arrow{color:var(--muted)}
.error-block{background:var(--red-bg);color:var(--red);border:1px solid #f3b8b3;border-radius:8px;padding:12px 16px;margin-bottom:16px}
.group{margin-bottom:12px;background:var(--card);border-radius:8px;box-shadow:var(--shadow)}
.group>summary{padding:12px 16px;cursor:pointer;font-weight:600;font-size:15px;list-style:none}
.group>summary::-webkit-details-marker{display:none}
.group>summary::before{content:"▸ ";color:var(--muted)}
.group[open]>summary::before{content:"▾ "}
.group>summary .count{color:var(--muted);font-weight:400}
.entry{padding:12px 16px;border-top:1px solid var(--border)}
.entry-head{display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}
.entry-title{font-weight:600;font-size:15px}
.entry-meta{color:var(--muted);font-size:12px;margin:2px 0 6px}
.score{font-size:12px;color:var(--muted);font-weight:600}
.card-body{background:var(--bg);border-radius:6px;padding:8px 12px;margin:8px 0;font-size:13px}
.card-body ol{margin:0;padding-left:20px}
.card-body li{margin:2px 0}
.card-body li .lbl{color:var(--muted)}
.reason{font-size:13px;color:#33414f;margin-top:6px}
.checks{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:7px 8px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
th{background:#f0f3f8;font-weight:600;white-space:nowrap}
tr.clickable{cursor:pointer}tr.clickable:hover{background:#f7f9fc}
tr.detail td{background:var(--bg);color:#33414f}
.dot{font-size:16px}.dot.ok{color:var(--green)}.dot.err{color:var(--red)}.dot.none{color:#b8c0ca}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;align-items:center}
.filters input[type=search]{flex:1;min-width:200px;width:auto}
.filters select{width:auto;max-width:260px}
.explain{border:2px solid var(--accent);border-radius:8px;padding:12px 16px;background:#f4f8fe;margin-bottom:16px;white-space:pre-wrap}
.cmp-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:start}
@media (max-width:1024px){.cmp-cols{grid-template-columns:1fr}}
.cmp-col h3{margin-top:0}
.cmp-entry{background:#fff;border-radius:8px;box-shadow:var(--shadow);padding:10px 12px;margin-bottom:10px}
.cmp-entry details summary{cursor:pointer;color:var(--accent);font-size:12px;margin-top:4px}
.toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:50;max-width:420px}
.toast{background:#263445;color:#fff;padding:10px 14px;border-radius:6px;box-shadow:var(--shadow)}
.toast.warn{background:#b45309}.toast.error{background:var(--red)}.toast.ok{background:var(--green)}
input[type=range]{width:100%}
.check span{display:inline}

.fb{display:flex;gap:6px;margin-top:8px}
.fb-btn{border:1px solid var(--border);background:#fff;border-radius:14px;padding:2px 10px;font:inherit;font-size:12px;cursor:pointer;color:var(--muted)}
.fb-btn:hover{border-color:var(--accent);color:var(--accent)}
.fb-btn.active.relevant{background:var(--green-bg);border-color:var(--green);color:var(--green)}
.fb-btn.active.irrelevant{background:var(--red-bg);border-color:var(--red);color:var(--red)}
.src-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:0 16px}
.check-row{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.ok-block{background:var(--green-bg);border:1px solid #b9dcbb;border-radius:6px;padding:10px 12px}
ul.plain{margin:6px 0;padding-left:18px}

.badge.stack{background:#6a1b4d;color:#fff;box-shadow:0 0 0 1px #4a0f35}
blockquote.evidence{margin:8px 0;padding:6px 12px;border-left:3px solid #6a1b4d;background:#faf3f7;color:#33414f;font-size:13px;font-style:italic;border-radius:0 6px 6px 0}
blockquote.evidence a{font-style:normal;white-space:nowrap}
.fb-bar{position:sticky;bottom:8px;z-index:20;display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#fff;border:2px solid var(--accent);border-radius:8px;box-shadow:0 4px 14px rgba(20,40,80,.25);padding:10px 16px;margin-top:12px}
.fb-bar[hidden]{display:none}
.rebuild-diff{background:#f4f8fe;border:1px solid var(--accent);border-radius:8px;padding:14px 16px;margin-bottom:16px}
.rebuild-diff .explain{background:#fff}
.dot.warn{color:#e0a800}
.mk{font-weight:700}.mk.ok{color:var(--green)}.mk.err{color:var(--red)}
.diff{background:var(--yellow-bg);padding:0 3px;border-radius:3px}
.metric-def{line-height:1.55;max-width:1100px}
table.metrics td:first-child{font-weight:600}
@media (max-width:600px){.topbar-row h1{font-size:17px}.btn-row .btn{flex:1 1 auto}.entry-head{gap:6px}}
.topbar .btn-secondary:hover:not(:disabled){background:rgba(255,255,255,.28);color:#fff}