:root{--bg:#f5f7fb;--panel:#fff;--ink:#172033;--muted:#68738a;--line:#dce2ed;--blue:#3157f5;--cyan:#00a8c6;--green:#15945f;--orange:#f08c2e;--shadow:0 16px 45px rgba(34,51,84,.09)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 Inter,"PingFang SC",system-ui,sans-serif}header{height:94px;background:#10172b;color:#fff;padding:20px 30px;display:flex;align-items:center;justify-content:space-between}h1,h2,h3,p{margin:0}.eyebrow,.stage-head span,.confirm>div>span{font-size:11px;letter-spacing:.14em;color:#7dddf0}.method{display:flex;gap:14px;align-items:center;color:#aeb8cf}.method b{color:#fff}main{display:grid;grid-template-columns:300px 1fr;min-height:calc(100vh - 94px)}aside{background:#fff;border-right:1px solid var(--line);padding:20px;position:sticky;top:0;height:calc(100vh - 94px);overflow:auto}label{display:flex;flex-direction:column;gap:7px;font-weight:650}input,textarea,select{border:1px solid var(--line);border-radius:9px;padding:10px 11px;background:#fbfcff;color:var(--ink);font:inherit}textarea{min-height:76px;resize:vertical}.filters{display:flex;gap:7px;margin:14px 0}.filters button,.actions button,.stage-head button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 11px;cursor:pointer}.filters button.active{background:var(--ink);color:#fff}.items{display:flex;flex-direction:column;gap:6px}.item{padding:10px;border:1px solid transparent;border-radius:9px;cursor:pointer}.item:hover,.item.active{border-color:#b7c4ff;background:#f1f4ff}.item b{display:block}.item small{color:var(--muted);word-break:break-all}.workspace{padding:24px;min-width:0}.empty{height:65vh;display:grid;place-items:center;color:var(--muted);font-size:18px}.summary{display:flex;justify-content:space-between;gap:20px;margin-bottom:18px}.summary h2{font-size:24px}.summary p{color:var(--muted);word-break:break-all}.badge{display:inline-block;padding:3px 8px;border-radius:99px;background:#e8edff;color:var(--blue);font-size:11px;font-weight:800}.metadata{display:grid;grid-auto-flow:column;gap:10px}.metadata div{background:#fff;border:1px solid var(--line);padding:9px 12px;border-radius:9px}.metadata b{display:block}.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:18px;margin-bottom:18px}.rule-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-top:13px}.rule-grid .wide{grid-column:span 2}.stage-head{display:flex;justify-content:space-between;align-items:end;gap:12px}.stage>p{color:var(--muted);margin:8px 0 14px}.frame-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:9px;max-height:480px;overflow:auto}.frame{border:2px solid transparent;background:#f4f6fa;border-radius:10px;padding:5px;cursor:pointer;text-align:left}.frame:hover{border-color:#a8b7ff}.frame.candidate{border-color:var(--orange);background:#fff4e8}.frame.selected{border-color:var(--green);background:#eaf8f1}.frame img{width:100%;aspect-ratio:16/9;object-fit:contain;background:#111;border-radius:6px}.frame span{display:flex;justify-content:space-between;padding:5px 3px 0;font-size:12px}.fine{grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}canvas{width:100%;height:240px;background:#10172b;border-radius:10px;cursor:crosshair}.selection{padding:14px;border-radius:10px;background:#eef2ff;margin:12px 0;font:600 15px ui-monospace,monospace}.actions{display:flex;gap:9px;margin-top:12px}.actions .primary{background:var(--blue);color:#fff;border-color:var(--blue)}button:disabled{opacity:.45;cursor:not-allowed}.saved{margin-top:12px}.saved-row{border-top:1px solid var(--line);padding:9px 0;display:flex;justify-content:space-between}dialog{border:0;background:#10131bd9;padding:20px;max-width:94vw;max-height:94vh}dialog img{max-width:88vw;max-height:84vh}#viewer-close{position:absolute;right:8px;top:5px;border:0;background:none;color:#fff;font-size:28px}@media(max-width:900px){main{grid-template-columns:1fr}aside{position:relative;height:auto}.rule-grid{grid-template-columns:1fr}.rule-grid .wide{grid-column:auto}.summary{flex-direction:column}.method{display:none}}