:root{--asphalt-night: #0e1116;--asphalt-surface: #171c22;--asphalt-raised: #1f2730;--outline-dark: #39424c;--mist: #f5f1e8;--mist-muted: #b8ada1;--orange: #ff7a45;--orange-dark: #dd5520;--orange-soft: #ffe7db;--green: #338a3e;--green-soft: #e3f3e4;--blue: #1c5ba6;--blue-soft: #e4ecfa;--coral: #cf3034;--coral-soft: #fde6e6;--yellow: #b26a00;--yellow-soft: #fff1d6;--paper: #fbf9f4;--card: #ffffff;--ink: #171c22;--ink-soft: #4d5661;--ink-faint: #7b838d;--line: #e3ddd0;--line-strong: #cfc7b6;--radius: 8px;--font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{margin:0;height:100%}body{font-family:var(--font);font-size:14px;line-height:1.45;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.01em}h1{font-size:22px}h2{font-size:16px}h3{font-size:14px}p{margin:0}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}code,.mono{font-family:var(--mono);font-size:12.5px}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--orange);outline-offset:1px}.shell{display:grid;grid-template-columns:224px minmax(0,1fr);min-height:100vh}.sidebar{background:var(--asphalt-night);color:var(--mist);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{padding:18px 18px 14px}.brand-name{font-size:16px;font-weight:700;letter-spacing:-.01em;display:flex;align-items:center;gap:9px}.brand-mark{width:22px;height:22px;border-radius:6px;background:var(--orange);position:relative;flex:none}.brand-mark:after{content:"";position:absolute;left:10px;top:4px;width:2px;height:14px;background:repeating-linear-gradient(to bottom,var(--asphalt-night) 0 4px,transparent 4px 7px)}.brand-sub{color:var(--mist-muted);font-size:12px;margin-top:2px;padding-left:31px}.lane{height:2px;margin:0 18px 10px;background:repeating-linear-gradient(to right,var(--outline-dark) 0 14px,transparent 14px 22px)}.nav{display:flex;flex-direction:column;gap:2px;padding:4px 10px;flex:1}.nav a{color:var(--mist);padding:8px 10px;border-radius:6px;display:flex;justify-content:space-between;align-items:center;border-left:3px solid transparent}.nav a:hover{background:var(--asphalt-raised);text-decoration:none}.nav a.active{background:var(--asphalt-raised);border-left-color:var(--orange);font-weight:600}.nav .pill{background:var(--orange);color:var(--asphalt-night);border-radius:10px;font-size:11px;font-weight:700;padding:1px 7px}.sidebar-foot{padding:12px 18px 16px;border-top:1px solid var(--asphalt-raised);font-size:12px;color:var(--mist-muted)}.sidebar-foot strong{color:var(--mist);display:block;font-size:13px}.sidebar-foot button{margin-top:8px;background:none;border:1px solid var(--outline-dark);color:var(--mist);border-radius:6px;padding:5px 10px;cursor:pointer}.sidebar-foot button:hover{border-color:var(--mist-muted)}.main{padding:22px 28px 60px;min-width:0}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}.page-head p{color:var(--ink-soft);margin-top:3px;max-width:70ch}.crumb{font-size:12px;color:var(--ink-faint);margin-bottom:4px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}.card-head{padding:12px 14px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:10px}.card-body{padding:14px}.grid{display:grid;gap:14px;align-items:start}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:1100px){.grid.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-2,.grid.cols-3{grid-template-columns:1fr}}.stat{padding:14px}.stat-label{color:var(--ink-soft);font-size:12px}.stat-value{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-top:2px;font-variant-numeric:tabular-nums}.stat-note{color:var(--ink-faint);font-size:12px;margin-top:2px}.muted{color:var(--ink-soft)}.faint{color:var(--ink-faint)}.small{font-size:12px}.right{text-align:right}.nowrap{white-space:nowrap}.row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.spread{display:flex;align-items:center;justify-content:space-between;gap:10px}.stack{display:flex;flex-direction:column;gap:10px}.empty{padding:22px 14px;color:var(--ink-faint);text-align:center}.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line-strong);background:var(--card);border-radius:6px;padding:6px 12px;cursor:pointer;font-weight:550;white-space:nowrap;color:var(--ink)}.btn:hover:not(:disabled){border-color:var(--ink-faint);text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--orange);border-color:var(--orange-dark);color:#1b0d05}.btn.primary:hover:not(:disabled){background:#ff8a5a}.btn.dark{background:var(--asphalt-surface);border-color:var(--asphalt-surface);color:var(--mist)}.btn.danger{color:var(--coral);border-color:#e9b9ba}.btn.danger:hover:not(:disabled){background:var(--coral-soft)}.btn.small{padding:3px 8px;font-size:12px}.btn.ghost{border-color:transparent;background:none}.btn.ghost:hover:not(:disabled){background:#efeadf}.badge{display:inline-block;border-radius:10px;padding:1px 8px;font-size:11.5px;font-weight:600;white-space:nowrap;background:#ece7db;color:var(--ink-soft)}.badge.green{background:var(--green-soft);color:var(--green)}.badge.orange{background:var(--orange-soft);color:var(--orange-dark)}.badge.red{background:var(--coral-soft);color:var(--coral)}.badge.blue{background:var(--blue-soft);color:var(--blue)}.badge.yellow{background:var(--yellow-soft);color:var(--yellow)}table.table{width:100%;border-collapse:collapse}.table th{text-align:left;font-size:12px;font-weight:600;color:var(--ink-soft);padding:8px 12px;border-bottom:1px solid var(--line);white-space:nowrap}.table td{padding:8px 12px;border-bottom:1px solid var(--line);vertical-align:top}.table tr:last-child td{border-bottom:none}.table tbody tr:hover{background:#faf7f0}.table td.num,.table th.num{text-align:right;font-variant-numeric:tabular-nums}.table td.right,.table th.right{text-align:right}label.field{display:flex;flex-direction:column;gap:4px}.field>span,.field-label{font-size:12px;font-weight:600;color:var(--ink-soft)}.field .hint{font-size:12px;color:var(--ink-faint);font-weight:400}.input,select.input,textarea.input{border:1px solid var(--line-strong);border-radius:6px;padding:6px 9px;background:#fff;width:100%;min-width:0}textarea.input{resize:vertical;min-height:60px;line-height:1.45}.input:focus{border-color:var(--orange);outline:2px solid var(--orange-soft)}.input.invalid{border-color:var(--coral)}.field-error{color:var(--coral);font-size:12px}.checkbox{display:inline-flex;align-items:center;gap:7px;cursor:pointer}.checkbox input{width:16px;height:16px;accent-color:var(--orange-dark)}.flash{border-radius:6px;padding:9px 12px;margin-bottom:14px;border:1px solid}.flash.success{background:var(--green-soft);border-color:#bfe0c2;color:#1f5a27}.flash.error{background:var(--coral-soft);border-color:#f1c0c1;color:#8f1d20}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line-strong);margin-bottom:14px}.tabs button{background:none;border:none;padding:8px 14px;cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-1px;color:var(--ink-soft);font-weight:550}.tabs button:hover{color:var(--ink)}.tabs button.active{color:var(--ink);border-bottom-color:var(--orange)}.tabs .count{margin-left:6px}.login-wrap{min-height:100vh;display:grid;place-items:center;background:var(--asphalt-night);padding:20px}.login-card{width:100%;max-width:380px;background:var(--card);border-radius:12px;padding:26px}.login-card h1{margin-bottom:4px}.login-road{height:4px;border-radius:2px;margin:16px 0 18px;background:repeating-linear-gradient(to right,var(--orange) 0 22px,transparent 22px 34px)}.doc-bar{position:sticky;top:0;z-index:5;background:var(--paper);padding:10px 0;margin-bottom:4px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.split{display:grid;grid-template-columns:340px minmax(0,1fr);gap:14px;align-items:start}@media(max-width:1000px){.split{grid-template-columns:1fr}}.list-pane{position:sticky;top:64px;max-height:calc(100vh - 84px);display:flex;flex-direction:column}.list-tools{padding:10px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:6px}.list-scroll{overflow-y:auto;flex:1}.list-item{display:flex;gap:8px;width:100%;text-align:left;background:none;border:none;border-bottom:1px solid var(--line);padding:8px 10px;cursor:pointer;align-items:flex-start}.list-item:hover{background:#faf7f0}.list-item.selected{background:var(--orange-soft);box-shadow:inset 3px 0 0 var(--orange)}.list-item .title{flex:1;min-width:0;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.list-item .meta{font-size:11.5px;color:var(--ink-faint);display:block;margin-top:1px}.list-item .dot{width:8px;height:8px;border-radius:4px;margin-top:6px;flex:none}.dot.changed{background:var(--orange)}.dot.added{background:var(--green)}.dot.error{background:var(--coral)}.list-thumb{width:34px;height:34px;object-fit:contain;flex:none;background:#f3efe6;border-radius:4px}.list-foot{padding:8px 10px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-faint);display:flex;justify-content:space-between;align-items:center}.form-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:12px}.span-12{grid-column:span 12}.span-8{grid-column:span 8}.span-6{grid-column:span 6}.span-4{grid-column:span 4}.span-3{grid-column:span 3}@media(max-width:800px){.span-8,.span-6,.span-4,.span-3{grid-column:span 12}}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{border:1px solid var(--line-strong);border-radius:14px;padding:2px 10px;cursor:pointer;background:#fff;font-size:12.5px}.chip.on{background:var(--asphalt-surface);border-color:var(--asphalt-surface);color:var(--mist)}.chip .x{margin-left:6px;opacity:.7}.answer-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:8px;align-items:center;padding:4px 0}.answer-row.correct .input{border-color:var(--green);background:#f4fbf4}.sub-card{border:1px solid var(--line);border-radius:6px;background:#fdfcf9}.sub-head{display:flex;align-items:center;gap:8px;padding:7px 10px;cursor:pointer}.sub-head .title{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:550}.sub-body{padding:10px;border-top:1px solid var(--line)}.preview-img{width:120px;height:120px;object-fit:contain;background:#f3efe6;border:1px solid var(--line);border-radius:6px;padding:6px}.preview-missing{width:120px;height:120px;display:grid;place-items:center;text-align:center;font-size:11.5px;color:var(--ink-faint);background:#f3efe6;border:1px dashed var(--line-strong);border-radius:6px;padding:8px}.json-area{width:100%;min-height:520px;font-family:var(--mono);font-size:12.5px;line-height:1.5;tab-size:2;white-space:pre;overflow:auto}.problem{display:grid;grid-template-columns:minmax(0,260px) minmax(0,1fr);gap:10px;padding:6px 12px;border-bottom:1px solid var(--line)}.problem:last-child{border-bottom:none}.problem.error{box-shadow:inset 3px 0 0 var(--coral)}.problem.warn{box-shadow:inset 3px 0 0 var(--yellow);background:#fffaf0}.problem .quote{display:block;color:var(--ink-faint);font-size:12px;margin-top:2px}.check-head{display:flex;align-items:center;gap:8px;padding:9px 12px;border-bottom:1px solid var(--line);border-top:1px solid var(--line);background:#faf7f0;font-weight:600}.check-head:first-of-type{border-top:none}.check-head .muted{font-weight:400}.flash.warn{background:var(--yellow-soft);border-color:#f0d9a8;color:#6b4300}.dot.warn{background:var(--yellow)}.diff-row{border-bottom:1px solid var(--line);padding:8px 12px}.diff-row:last-child{border-bottom:none}.diff-path{font-family:var(--mono);font-size:12px;color:var(--ink-soft);word-break:break-all}.diff-vals{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}.diff-old,.diff-new{border-radius:4px;padding:5px 8px;white-space:pre-wrap;word-break:break-word;font-size:13px;min-height:28px}.diff-old{background:var(--coral-soft)}.diff-new{background:var(--green-soft)}.diff-none{background:#f3efe6;color:var(--ink-faint)}.backdrop{position:fixed;inset:0;background:#0e11168c;display:grid;place-items:center;z-index:50;padding:20px}.dialog{background:var(--card);border-radius:10px;width:100%;max-width:520px;max-height:90vh;overflow:auto}.dialog.wide{max-width:900px}.dialog-head{padding:14px 16px;border-bottom:1px solid var(--line)}.dialog-body{padding:16px;display:flex;flex-direction:column;gap:12px}.dialog-foot{padding:12px 16px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px}.pager{display:flex;gap:4px;align-items:center;justify-content:flex-end;padding:10px 12px}.value-cell{font-family:var(--mono);font-size:12px;max-width:520px;white-space:pre-wrap;word-break:break-word;max-height:120px;overflow:auto}.swatch{width:28px;height:28px;border-radius:6px;border:1px solid var(--line-strong);flex:none}