*{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f4f6f9;--card:#ffffff;--text:#1a2233;--muted:#6b7688;--border:#e3e8ef;--accent:#00689d}body{font-family:Segoe UI,Microsoft JhengHei,PingFang TC,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.wrap{max-width:820px;margin:0 auto;padding:40px 20px 80px}.topbar{display:flex;justify-content:flex-end;margin-bottom:8px}.key-btn{border:1px solid var(--border);background:#fff;color:var(--text);font-size:13px;font-weight:600;padding:7px 14px;border-radius:20px;cursor:pointer}.key-btn:hover{border-color:var(--accent)}.keypanel{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px 20px;margin-bottom:20px;box-shadow:0 4px 16px rgba(16,24,40,.06)}.keypanel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.keypanel-head .x{border:none;background:none;font-size:16px;color:var(--muted);cursor:pointer}.keypanel-desc{font-size:13px;color:var(--muted);margin-bottom:14px}.keypanel-desc a{color:var(--accent);font-weight:600}.keypanel-row{display:flex;gap:8px}.keypanel-row input{flex:1 1}.ghost{border:1px solid var(--border);background:#fff;color:var(--muted);border-radius:10px;padding:0 14px;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}.keypanel-actions{display:flex;gap:8px;margin-top:12px}.btn-sm{border:none;border-radius:10px;padding:9px 18px;font-size:14px;font-weight:700;cursor:pointer}.btn-sm.primary{background:var(--accent);color:#fff}.btn-sm.primary:disabled{opacity:.5;cursor:not-allowed}.btn-sm.danger{background:#fdeded;color:#b42318}.keypanel-status{margin-top:12px;font-size:12px;color:var(--muted);background:#f6f8fb;border-radius:8px;padding:8px 12px}.header{text-align:center;margin-bottom:32px}.header h1{font-size:30px;font-weight:800;letter-spacing:-.5px}.header h1 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.15s}.btn:hover{opacity:.92}.btn:disabled{opacity:.55;cursor:not-allowed}.error{background:#fdeded;border:1px solid #f5c2c2;color:#b42318;padding:12px 14px;border-radius:10px;font-size:14px}.error,.notice{margin-top:16px}.notice{background:#fff8e6;border:1px solid #f3dca0;color:#8a6d1b;padding:10px 14px;border-radius:10px;font-size:13px}.results{margin-top:32px}.results-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px}.results-head h2{font-size:20px}.badge-ai{background:#e7f3ec;color:#2f7e44}.badge-ai,.badge-kw{font-size:12px;font-weight:700;padding:3px 10px;border-radius:20px}.badge-kw{background:#eef1f6;color:#6b7688}.summary{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px 18px;margin-bottom:20px}.summary-label{font-size:13px;font-weight:700;color:var(--muted);margin-bottom:10px}.summary-chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;gap:6px;color:#fff;font-size:13px;font-weight:600;padding:5px 12px;border-radius:20px;line-height:1.2}.chip b{font-size:14px;font-weight:800}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px 18px;margin-bottom:12px;gap:14px;align-items:flex-start}.card,.num{display:flex}.num{flex:none;width:44px;height:44px;border-radius:10px;color:#fff;font-weight:800;font-size:18px;align-items:center;justify-content:center}.card-body{flex:1 1;min-width:0}.card-title{font-size:16px;font-weight:700}.card-en{font-size:12px;color:var(--muted);font-weight:400;margin-left:6px}.card-reason{font-size:14px;color:var(--muted);margin-top:2px}.bar{margin-top:8px;height:7px;background:#eef1f6;overflow:hidden}.bar,.bar>span{border-radius:6px}.bar>span{display:block;height:100%}.score{font-size:13px;font-weight:700;color:var(--muted);margin-top:4px}.kw-tags{margin-top:8px;display:flex;flex-wrap:wrap;gap:6px}.kw-tags span{font-size:12px;background:#eef1f6;color:#475467;padding:2px 8px;border-radius:6px}.empty{text-align:center;padding:32px}.empty,.source{color:var(--muted)}.source{font-size:13px;margin-bottom:12px}.footer{text-align:center;margin-top:40px;font-size:12px;color:var(--muted)}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;vertical-align:-3px;margin-right:8px}@keyframes spin{to{transform:rotate(1turn)}}