:root{--bg: #f5f6f8;--panel: #ffffff;--ink: #1c2024;--muted: #6b7280;--line: #e5e7eb;--brand: #2563eb;--brand-dark: #1d4ed8;--danger: #dc2626;--ok: #16a34a;--warn: #d97706;--radius: 12px;--shadow: 0 1px 3px rgba(0, 0, 0, .06), 0 8px 24px rgba(0, 0, 0, .04)}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}#app{max-width:1180px;margin:0 auto;padding:32px 24px 80px}.topbar h1{font-size:24px;font-weight:700;margin:0 0 6px}.topbar .sub{margin:0;color:var(--muted);max-width:760px}main{margin-top:24px;display:flex;flex-direction:column;gap:20px}.hidden{display:none!important}.dropzone{border:2px dashed var(--line);border-radius:var(--radius);background:var(--panel);padding:56px 24px;text-align:center;transition:border-color .15s,background .15s}.dropzone.dragover{border-color:var(--brand);background:#eff4ff}.dz-icon{font-size:44px}.dz-title{font-size:16px;margin:12px 0 4px}.dz-hint{color:var(--muted);margin:0}.link-btn{border:none;background:none;color:var(--brand);font:inherit;cursor:pointer;padding:0 2px;text-decoration:underline}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;background:#11141880;backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}.overlay-card{width:min(360px,86vw);background:var(--panel);border-radius:16px;box-shadow:0 12px 48px #00000047;padding:28px 28px 24px;text-align:center}.spinner{width:44px;height:44px;margin:0 auto 16px;border-radius:50%;border:4px solid var(--line);border-top-color:var(--brand);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.overlay-title{margin:0 0 14px;font-size:16px;font-weight:600}.overlay-bar{height:8px;background:var(--line);border-radius:999px;overflow:hidden}.overlay-fill{height:100%;width:0;background:var(--brand);border-radius:999px;transition:width .2s ease}.overlay-fill.indet{width:40%;animation:indet 1.1s ease-in-out infinite}@keyframes indet{0%{margin-left:-40%}to{margin-left:100%}}.overlay-sub{margin:12px 0 0;color:var(--muted);font-size:13px;min-height:18px;font-variant-numeric:tabular-nums}.toolbar{position:sticky;top:0;z-index:10;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:12px 14px;display:flex;flex-wrap:wrap;gap:14px 18px;align-items:center;justify-content:space-between}.tb-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.tb-group.export{margin-left:auto}.divider{width:1px;height:22px;background:var(--line);margin:0 2px}.chip{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:#eef2ff;color:var(--brand-dark);font-weight:600;font-size:13px}.btn{border:1px solid transparent;border-radius:8px;padding:7px 12px;font:inherit;font-size:13px;cursor:pointer;white-space:nowrap;transition:background .12s,border-color .12s,opacity .12s}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--brand);color:#fff}.btn-primary:not(:disabled):hover{background:var(--brand-dark)}.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand-dark)}.btn-outline:not(:disabled):hover{background:#eff4ff}.btn-ghost{background:#f3f4f6;color:var(--ink)}.btn-ghost:not(:disabled):hover{background:#e5e7eb}.btn-ghost.danger{color:var(--danger)}.btn-ghost.danger:not(:disabled):hover{background:#fee2e2}.scope{display:flex;gap:10px;align-items:center;color:var(--muted)}.scope label{display:inline-flex;align-items:center;gap:4px;cursor:pointer}.img-export{display:flex;align-items:center;gap:8px}.img-export select{font:inherit;font-size:13px;padding:6px 8px;border:1px solid var(--line);border-radius:8px;background:#fff}.quality{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:13px}.quality input[type=range]{width:90px}.readout{font-variant-numeric:tabular-nums;min-width:24px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:16px}.card{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:8px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:border-color .12s,box-shadow .12s,transform .06s}.card:hover{box-shadow:var(--shadow)}.card.selected{border-color:var(--brand);box-shadow:0 0 0 2px #2563eb40}.card.dragging{opacity:.4}.card.drop-before{box-shadow:-3px 0 0 0 var(--brand)}.card.drop-after{box-shadow:3px 0 0 0 var(--brand)}.thumb{height:180px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fafafa;border-radius:6px}.thumb img{max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 1px 4px #0000001f;transition:transform .15s}.check{position:absolute;top:14px;left:14px;width:22px;height:22px;border-radius:50%;background:#fff;border:1px solid var(--line);color:transparent;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}.card.selected .check{background:var(--brand);border-color:var(--brand);color:#fff}.seq{position:absolute;top:14px;right:14px;min-width:22px;height:22px;padding:0 6px;border-radius:999px;background:#1c2024b8;color:#fff;font-size:12px;font-weight:600;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums}.badge{margin-top:8px;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:0 2px}.badge.image{color:var(--ok)}.card-actions{position:absolute;bottom:38px;right:12px;display:flex;gap:6px;opacity:0;transition:opacity .12s}.card:hover .card-actions{opacity:1}.card-actions button{width:28px;height:28px;border-radius:6px;border:none;background:#1c2024c7;color:#fff;cursor:pointer;font-size:14px;line-height:1}.card-actions button:hover{background:#1c2024f2}.card-actions button.del:hover{background:var(--danger)}.foot{margin-top:28px;color:var(--muted);font-size:13px;text-align:center}.tabs{display:flex;gap:4px;margin-top:20px;border-bottom:1px solid var(--line)}.tab{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:none;font:inherit;font-size:14px;font-weight:600;color:var(--muted);padding:10px 16px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .12s,border-color .12s}.tab:hover{color:var(--ink)}.tab.active{color:var(--brand-dark);border-bottom-color:var(--brand)}.view{display:flex;flex-direction:column;gap:20px}.view-foot{margin:0 2px;color:var(--muted);font-size:13px}.bl-clickable{cursor:pointer}.bl-toolbar{position:sticky;top:0;z-index:10;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 20px;display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px}.bl-control{display:flex;flex-direction:column;gap:6px;min-width:240px}.bl-control label{font-weight:600;display:flex;align-items:baseline;gap:8px}.bl-control-hint{font-weight:400;color:var(--muted);font-size:12px}.bl-slider-row{display:flex;align-items:center;gap:12px}.bl-slider-row input[type=range]{flex:1;accent-color:var(--brand)}.bl-readout{font-variant-numeric:tabular-nums;color:var(--muted);font-size:12px;white-space:nowrap}.bl-stats{display:flex;gap:8px;flex-wrap:wrap}.bl-chip{background:#f1f3f5;border-radius:99px;padding:4px 12px;font-size:12px;font-weight:600;color:var(--muted)}.bl-chip-warn{background:#fef3c7;color:var(--warn)}.bl-chip-ok{background:#dcfce7;color:var(--ok)}.bl-actions{margin-left:auto;display:flex;gap:10px}.bl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px}.bl-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:8px;cursor:pointer;text-align:left;font:inherit;color:inherit;transition:box-shadow .15s,border-color .15s,transform .05s}.bl-card:hover{box-shadow:var(--shadow);border-color:#c7ccd4}.bl-card:active{transform:scale(.99)}.bl-thumb-wrap{position:relative;background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden;aspect-ratio:1 / 1.414;display:flex;align-items:center;justify-content:center}.bl-thumb{max-width:100%;max-height:100%;object-fit:contain;display:block}.bl-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .15s;pointer-events:none}.bl-overlay-mark{font-size:12px;font-weight:700;color:#fff;background:#16a34ae6;padding:3px 10px;border-radius:99px}.bl-card:hover .bl-overlay{opacity:1}.bl-card.removed .bl-thumb-wrap{outline:2px solid var(--danger);outline-offset:-2px}.bl-card.removed .bl-thumb{opacity:.35}.bl-card.removed .bl-overlay{opacity:1;background:#dc26261f}.bl-card.removed .bl-overlay-mark{background:#dc2626eb}.bl-card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:8px;gap:6px}.bl-pno{font-size:12px;font-weight:600;color:var(--muted)}.bl-tags{display:flex;gap:4px}.bl-tag{font-size:10px;font-weight:700;padding:2px 6px;border-radius:4px}.bl-tag-blank{background:#fef3c7;color:var(--warn)}.bl-tag-manual{background:#e0e7ff;color:var(--brand-dark)}