:root{--font: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--bg: #f0f4fa;--bg-accent: linear-gradient(160deg, #e8f0fe 0%, #f5f3ff 45%, #f0fdfa 100%);--surface: #ffffff;--text: #0f172a;--text-muted: #64748b;--text-soft: #94a3b8;--border: rgba(148, 163, 184, .45);--accent: #2563eb;--accent-hover: #1d4ed8;--accent-soft: rgba(37, 99, 235, .08);--danger: #dc2626;--danger-soft: #fef2f2;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .05);--shadow-md: 0 4px 6px -1px rgba(15, 23, 42, .07), 0 2px 4px -2px rgba(15, 23, 42, .05);--shadow-lg: 0 20px 40px -12px rgba(15, 23, 42, .12);--radius: 12px;--radius-sm: 8px;font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.5}@page{size:A4 portrait;margin:0}*{box-sizing:border-box}body{margin:0;min-width:960px;background:var(--bg-accent);background-attachment:fixed}#app{padding:28px 20px 48px}.layout-max{max-width:1100px;margin:0 auto}.app-shell{display:grid;gap:28px}.card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-md);padding:24px 28px}.panel-head{margin-bottom:20px}.panel-badge{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:4px 10px;border-radius:999px;margin-bottom:10px}.panel-title{margin:0 0 8px;font-size:1.5rem;font-weight:700;letter-spacing:-.02em;color:var(--text);line-height:1.25}.panel-lead{margin:0;font-size:.95rem;color:var(--text-muted)}.panel-rules{margin:0 0 22px;padding-left:1.25rem;color:var(--text-muted);font-size:.9rem}.panel-rules li{margin-bottom:8px}.panel-rules li:last-child{margin-bottom:0}.panel-rules kbd{display:inline-block;padding:1px 6px;font-size:.8em;font-family:inherit;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:4px;box-shadow:0 1px #e2e8f0}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:18px}.upload-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--accent);border-radius:var(--radius-sm);padding:10px 18px;background:var(--surface);color:var(--accent);cursor:pointer;font-size:14px;font-weight:600;transition:background .15s ease,color .15s ease,box-shadow .15s ease}.upload-btn:hover{background:var(--accent-soft)}.upload-btn:focus-within{outline:none;box-shadow:0 0 0 3px #2563eb40}.upload-btn input{display:none}.btn-print{border:none;border-radius:var(--radius-sm);padding:10px 20px;background:var(--accent);color:#fff;cursor:pointer;font-size:14px;font-weight:600;transition:background .15s ease,transform .1s ease}.btn-print:hover:not(:disabled){background:var(--accent-hover)}.btn-print:active:not(:disabled){transform:translateY(1px)}.btn-print:focus-visible{outline:none;box-shadow:0 0 0 3px #2563eb59}.btn-print:disabled{opacity:.45;cursor:not-allowed}.btn-clear{border:1px solid #fecaca;border-radius:var(--radius-sm);padding:10px 16px;background:var(--danger-soft);color:var(--danger);cursor:pointer;font-size:14px;font-weight:500;transition:background .15s ease}.btn-clear:hover:not(:disabled){background:#fee2e2}.btn-clear:disabled{opacity:.45;cursor:not-allowed}.btn-clear:focus-visible{outline:none;box-shadow:0 0 0 3px #dc262633}.status{display:flex;align-items:center;gap:10px;margin:0 0 16px;padding:10px 14px;border-radius:var(--radius-sm);background:#f0f9ff;color:#0369a1;font-size:14px}.status-loading{margin-bottom:16px}.status-spinner{width:18px;height:18px;border:2px solid #bae6fd;border-top-color:#0284c7;border-radius:50%;flex-shrink:0;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.panel-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0;padding:16px;background:linear-gradient(180deg,#f8fafc,#f1f5f9);border-radius:var(--radius-sm);border:1px solid #e2e8f0}.panel-stat{text-align:center}.panel-stat dt{margin:0 0 4px;font-size:12px;font-weight:500;color:var(--text-soft);text-transform:none}.panel-stat dd{margin:0;font-size:1.5rem;font-weight:700;font-variant-numeric:tabular-nums;color:var(--text);letter-spacing:-.02em}.preview-wrap{display:grid;gap:20px}.preview-divider{display:flex;align-items:center;gap:14px;width:100%;margin:20px 0 0}.preview-divider-line{flex:1;min-width:0;height:1px;background:linear-gradient(90deg,transparent 0%,var(--border) 20%,var(--border) 80%,transparent 100%)}.preview-divider .preview-title{flex-shrink:0;margin:0;font-size:.95rem;font-weight:600;color:var(--text-muted);letter-spacing:.04em;white-space:nowrap}.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:48px 24px;text-align:center;color:var(--text-muted);background:var(--surface);border-radius:var(--radius);border:1px dashed #cbd5e1}.empty-illu{width:56px;height:56px;margin-bottom:4px;border-radius:14px;background:linear-gradient(135deg,#e0e7ff,#dbeafe,#e0f2fe);box-shadow:inset 0 1px #fff9;position:relative}.empty-illu:after{content:"";position:absolute;top:14px;right:14px;bottom:14px;left:14px;border:2px dashed rgba(100,116,139,.35);border-radius:6px}.empty-title{margin:0;font-size:1rem;font-weight:600;color:var(--text)}.empty-hint{margin:0;font-size:.9rem;color:var(--text-muted);max-width:280px}.print-sheet{background:#fff;margin:0 auto;border:0;break-after:page}@media screen{.print-sheet{border-radius:3px;border:1px solid rgba(148,163,184,.35);box-shadow:var(--shadow-lg)}}.sheet-row{display:flex}.slot-wrap{position:relative}.sheet-cell{position:relative;overflow:hidden;border:0;background:#fff}.slot-separator{position:absolute;left:0;right:0;border-top:1px dashed #94a3b8}.slot-remove{position:absolute;top:8px;right:8px;z-index:1;padding:6px 12px;border-radius:999px;border:1px solid #fecaca;background:#fffffff2;color:var(--danger);font-size:12px;font-weight:500;cursor:pointer;box-shadow:var(--shadow-sm);transition:background .15s ease}.slot-remove:hover{background:var(--danger-soft)}.sheet-cell img{width:100%;height:100%;object-fit:contain;display:block}@media print{html,body{min-width:0!important;width:100%;margin:0;padding:0;background:#fff!important;print-color-adjust:exact;-webkit-print-color-adjust:exact}#app{padding:0;width:100%;max-width:none}.app-shell,.preview-wrap{display:block!important;gap:0!important}.no-print{display:none!important}.print-sheet{width:210mm!important;height:297mm!important;min-height:0!important;box-sizing:border-box;overflow:hidden;display:block;border:0!important;box-shadow:none!important;margin:0;page-break-after:auto;break-after:auto;break-inside:avoid;page-break-inside:avoid}.print-sheet+.print-sheet{page-break-before:always;break-before:page}}