:root{--bg:#f5f7fa;--surface:#fff;--border:#e3e8ef;--text:#1f2937;--muted:#6b7280;--primary:#2563eb;--primary-soft:#eff4ff;--ok:#15803d;--ok-soft:#e7f6ec;--warn:#b45309;--warn-soft:#fff5e0;--bad:#b91c1c;--bad-soft:#fdecec;--radius:10px;color:var(--text);background:var(--bg);font-family:Segoe UI,PingFang SC,Microsoft YaHei,system-ui,sans-serif;font-size:14px;line-height:1.5}*{box-sizing:border-box}body{background:var(--bg);margin:0}h1{margin:0 0 4px;font-size:20px}h2{margin:0 0 8px;font-size:15px}h3{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin:20px 0 8px;font-size:13px}p{margin:0 0 8px}a{color:var(--primary)}.muted{color:var(--muted)}.small{font-size:12px}.mono{font-family:Consolas,Cascadia Mono,monospace}.mt{margin-top:20px}.mt-s{margin-top:8px}.text-warn{color:var(--warn)}.text-bad{color:var(--bad)}.text-ok{color:var(--ok)}.topbar{background:var(--surface);border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:12px 24px;display:flex}.brand{cursor:pointer;align-items:center;gap:10px;display:flex}.brand-mark{background:var(--primary);color:#fff;border-radius:8px;place-items:center;width:30px;height:30px;font-weight:700;display:grid}.brand-name{font-size:17px;font-weight:700}.brand-tag{color:var(--muted);font-size:12px}.stepper{gap:20px;margin:0;padding:0;list-style:none;display:flex}.step{color:var(--muted);align-items:center;gap:6px;display:flex}.step-num{border:1px solid var(--border);border-radius:50%;place-items:center;width:22px;height:22px;font-size:12px;display:grid}.step-current{color:var(--text);font-weight:600}.step-current .step-num{background:var(--primary);border-color:var(--primary);color:#fff}.step-done .step-num{background:var(--primary-soft);border-color:var(--primary-soft);color:var(--primary)}.nav{gap:4px;margin-left:16px;margin-right:auto;display:flex}.nav-item{font:inherit;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:8px;padding:6px 12px}.nav-item:hover{background:#f1f4f8}.nav-active{background:var(--primary-soft);color:var(--primary);font-weight:600}.user-box{align-items:center;gap:8px;font-size:13px;display:flex}.auth-wrap{justify-content:center;align-items:flex-start;min-height:100vh;padding:64px 16px;display:flex}.auth-card{width:100%;max-width:400px}.auth-brand{align-items:center;gap:8px;margin-bottom:8px;display:flex}.auth-switch{text-align:center;margin:12px 0 0}.auth-switch a,.crumbs a{cursor:pointer}.field{flex-direction:column;gap:4px;margin:10px 0;font-size:13px;display:flex}.field input{box-sizing:border-box;width:100%}.row-inactive td{color:var(--muted)}.invite-link{box-sizing:border-box;width:100%;margin-top:6px}.stepper-inline{margin:0 0 12px}.new-project{flex-wrap:wrap;gap:8px;margin:12px 0 4px;display:flex}.new-project input{flex:220px}.list-table{border-collapse:collapse;width:100%}.list-table th{text-align:left;color:var(--muted);border-bottom:1px solid var(--border);padding:6px 10px;font-size:12px;font-weight:600}.list-table td{border-bottom:1px solid var(--border);vertical-align:top;padding:10px}tr.clickable{cursor:pointer}tr.clickable:hover td{background:#fafbfc}.crumbs{color:var(--muted);margin-bottom:2px;font-size:12px}.crumbs a{cursor:pointer}.dropzone-compact{margin:12px 0 0;padding:22px 16px}.progress-ok{background:var(--ok)}.wb-body{grid-template-columns:minmax(0,1fr) 460px;align-items:start;gap:16px;display:grid}.wb-list{padding:12px}.wb-table-wrap{border:1px solid var(--border);border-radius:8px;min-height:360px;max-height:calc(100vh - 330px);overflow:auto}.wb-table{border-collapse:collapse;width:100%;font-size:13px}.wb-table th{z-index:1;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;background:#f8fafc;padding:7px 10px;position:sticky;top:0}.wb-table td{border-bottom:1px solid var(--border);vertical-align:top;padding:7px 10px}.wb-table .num{text-align:right}.wb-selected td{background:#eef4ff!important}.wb-raw{word-break:break-word;font-weight:600}.wb-merged{margin-left:4px;padding:0 5px;font-size:11px}.wb-des{text-overflow:ellipsis;white-space:nowrap;max-width:180px;color:var(--muted);overflow:hidden}.wb-panel{max-height:calc(100vh - 24px);position:sticky;top:12px;overflow:auto}.wb-empty{padding:24px 8px}.lp-hint{background:#f5f8fc;border-radius:8px;margin:8px 0 0;padding:8px 10px;font-size:13px}.lp-original summary{cursor:pointer}.lp-original-row{margin-top:6px}.lp-original-row th{text-align:left;font-weight:600}.lp-original-row td:first-child{word-break:break-word;width:40%}.lp-original-row td:last-child{word-break:break-word}.lp-params{margin-top:8px;font-size:13px}.lp-section{border-top:1px solid var(--border);margin-top:12px;padding-top:10px}.lp-section h3{margin:0 0 8px}.lp-big{font-size:16px;font-weight:600}.lp-row{gap:6px;margin-bottom:8px;display:flex}.lp-row input{flex:1;min-width:0}.lp-done{background:var(--ok-soft);border-top:0;border-radius:8px;padding:10px 12px}.lp-footer{border-top:0;padding-top:0}.param-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.param-grid label{flex-direction:column;gap:3px;font-size:12px;display:flex}.param-grid label>span{color:var(--muted)}.lp-history{margin:0;padding-left:16px}.content{max-width:1600px;margin:0 auto;padding:20px 24px 40px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px;padding:20px}.panel-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:12px;display:flex}.actions{flex-wrap:wrap;gap:8px;display:flex}.btn{border:1px solid var(--border);background:var(--surface);color:var(--text);font:inherit;cursor:pointer;border-radius:8px;align-items:center;padding:7px 14px;text-decoration:none;display:inline-flex}.btn:hover:not(:disabled){background:#fafbfc;border-color:#c7d0dd}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:#1d4ed8;border-color:#1d4ed8}.btn-ghost{border-color:#0000}.btn-small{white-space:nowrap;padding:3px 10px;font-size:12px}.mini.candidates td{vertical-align:middle;padding:6px 8px 6px 0}.mini.candidates .pill{margin-right:4px}.btn-block{justify-content:center;width:100%;margin-bottom:10px}.btn-block:not(.btn-primary){color:var(--muted)}input,select{font:inherit;border:1px solid var(--border);color:var(--text);background:#fff;border-radius:6px;min-width:0;padding:6px 8px}input:focus,select:focus{outline:2px solid var(--primary-soft);border-color:var(--primary)}.form-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin:12px 0;display:grid}.field{flex-direction:column;gap:4px;font-size:13px;display:flex}.field>span{color:var(--muted)}.field-row{margin-bottom:10px}.req{color:var(--bad);margin-left:2px;font-style:normal}.check{align-items:center;gap:8px;display:flex}.options-row{flex-wrap:wrap;align-items:center;gap:8px 18px;margin:4px 0 10px;font-size:13px;display:flex}.options-label{color:var(--muted)}.options-sep{background:var(--border);width:1px;height:16px}.alert{border:1px solid #0000;border-radius:8px;margin:8px 0;padding:10px 14px}.alert-warn{background:var(--warn-soft);color:#7c4a03;border-color:#f5d9a6}.alert-ok{background:var(--ok-soft);color:#14532d;border-color:#b7e4c7}.alert-bad{background:var(--bad-soft);color:#7f1d1d;border-color:#f5c2c2}.alert ul{margin:6px 0 0;padding-left:20px}.pill{white-space:nowrap;border-radius:999px;padding:1px 8px;font-size:12px;line-height:20px;display:inline-block}.pill-ok{background:var(--ok-soft);color:var(--ok)}.pill-warn{background:var(--warn-soft);color:var(--warn)}.pill-bad{background:var(--bad-soft);color:var(--bad)}.pill-muted{color:var(--muted);background:#eef1f5}.pill-accent{background:var(--primary-soft);color:var(--primary)}.pill-info{color:#1e5aa8;background:#eef6ff}.view-tabs{background:#eef1f5;border-radius:8px;gap:4px;padding:3px;display:flex}.view-tab{font:inherit;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:6px;padding:5px 12px}.view-tab-active{background:var(--surface);color:var(--text);font-weight:600;box-shadow:0 1px 2px #0f172a14}.compare-wrap{border:1px solid var(--border);border-radius:8px;min-height:420px;max-height:calc(100vh - 360px);overflow:auto}.compare{border-collapse:collapse;width:100%;font-size:13px}.compare th{z-index:1;text-align:left;border-bottom:1px solid var(--border);background:#f8fafc;padding:8px 12px;position:sticky;top:0}.compare td{vertical-align:top;border-bottom:1px solid var(--border);padding:10px 12px}.compare-part{cursor:pointer;border-right:1px solid var(--border);width:260px;min-width:220px}td.compare-part:hover{background:#fafbfc}.compare-mpn{font-weight:600}.compare-cell{min-width:220px}.compare-chosen{background:#f5f9ff}.compare-none,.compare-skip{color:#b0b7c3;vertical-align:middle!important}.compare-badges,.compare-tags{flex-wrap:wrap;gap:4px;margin:4px 0;display:flex}.compare-badges:empty{display:none}.compare-price{font-size:16px}.compare-buy{margin-top:4px;font-size:12px;display:inline-block}.compare-empty{padding:16px}.upload-panel{max-width:760px;margin:24px auto}.dropzone{border-radius:var(--radius);text-align:center;cursor:pointer;border:2px dashed #c7d0dd;margin:16px 0;padding:40px 16px;transition:all .15s}.dropzone:hover,.dropzone-active{border-color:var(--primary);background:var(--primary-soft)}.dropzone-busy{cursor:progress;opacity:.7}.dropzone-icon{color:var(--primary);font-size:28px}.dropzone-title{margin:6px 0;font-weight:600}.facts{color:var(--muted);margin:16px 0 0;padding-left:18px}.facts strong{color:var(--text)}.scan-summary{margin:4px 0 0}.mapping-body{grid-template-columns:340px minmax(0,1fr);align-items:start;gap:16px;display:grid}.mapping-fields select{width:100%}.preview-wrap{border:1px solid var(--border);border-radius:8px;max-height:560px;overflow:auto}.preview{border-collapse:collapse;white-space:nowrap;font-size:12px}.preview th,.preview td{border-bottom:1px solid var(--border);border-right:1px solid var(--border);text-overflow:ellipsis;max-width:260px;padding:4px 8px;overflow:hidden}.preview thead th{z-index:1;text-align:left;vertical-align:top;background:#f8fafc;position:sticky;top:0}.preview .rownum{color:var(--muted);text-align:right;background:#f8fafc;position:sticky;left:0}.col-letter{color:var(--muted);font-weight:400}.col-field{color:var(--primary);font-weight:600}.preview th.mapped{background:var(--primary-soft)}.preview td.mapped{background:#f7faff}.preview tr.row-header td{background:#dbe7ff;font-weight:600}.preview tr.row-outside td{color:#b0b7c3;background:#fafafa}.progress-panel{max-width:640px;margin:40px auto}.progress{background:#eef1f5;border-radius:999px;height:10px;margin:16px 0 8px;overflow:hidden}.progress-bar{background:var(--primary);height:100%;transition:width .3s}.stats{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;display:grid}.stat{border:1px solid var(--border);border-radius:8px;padding:10px 12px}.stat-main{background:var(--primary-soft);border-color:#cfdcfb}.stat-label{color:var(--muted);font-size:12px}.stat-value{font-size:20px;font-weight:600}.stat-unit{color:var(--muted);font-size:12px;font-weight:400}.grid-panel{padding:12px}.grid-toolbar{align-items:center;gap:12px;margin-bottom:10px;display:flex}.search{width:320px;max-width:100%}.grid{height:calc(100vh - 360px);min-height:420px}.cell-no-stock{color:#9aa3af}.drawer-backdrop{z-index:50;background:#0f172a40;justify-content:flex-end;display:flex;position:fixed;inset:0}.drawer{background:var(--surface);width:min(560px,100%);height:100%;padding:20px;overflow:auto;box-shadow:-8px 0 24px #0f172a1f}.drawer-head{justify-content:space-between;gap:12px;display:flex}.drawer-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:12px;margin-top:10px;display:flex}.mini{border-collapse:collapse;width:100%}.mini td{border-bottom:1px solid var(--border);padding:4px 8px 4px 0}.quote{border:1px solid var(--border);border-radius:8px;margin-bottom:10px;padding:12px}.quote-chosen{background:#fbfcff;border-color:#9fc0fa}.quote-head{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:8px;display:flex}.quote-grid{grid-template-columns:90px 1fr;gap:3px 10px;font-size:13px;display:grid}.quote-grid>span:nth-child(odd){color:var(--muted)}.ladder{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.ladder span{border:1px solid var(--border);border-radius:6px;padding:2px 6px;font-size:12px}.ladder .ladder-hit{border-color:var(--primary);background:var(--primary-soft)}.notes{color:var(--warn);margin-top:8px;font-size:12px}.links{gap:14px;margin-top:8px;font-size:13px;display:flex}@media (width<=900px){.mapping-body{grid-template-columns:1fr}.content{padding:12px}}