:root{--border:#d0d0d0;--bg:#f5f6f7;--panel-bg:#fff;--text:#222;--muted:#666;--accent:#2563eb;--accent-bg:#eff6ff}*{box-sizing:border-box}body{color:var(--text);background:var(--bg);margin:0;font-family:system-ui,Segoe UI,Roboto,PingFang TC,Microsoft JhengHei,sans-serif}input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.upload-zone[data-v-e18004cb]{border:2px dashed var(--border);text-align:center;cursor:pointer;border-radius:8px;padding:28px 16px;transition:border-color .2s,background-color .2s}.upload-zone[data-v-e18004cb]:hover,.upload-zone.dragging[data-v-e18004cb]{border-color:var(--accent);background-color:var(--accent-bg)}.upload-zone p[data-v-e18004cb]{margin:4px 0}.upload-hint[data-v-e18004cb]{color:var(--muted);font-size:12px}.visually-hidden[data-v-e18004cb]{opacity:0;width:1px;height:1px;position:absolute;overflow:hidden}.error[data-v-e18004cb]{color:#dc2626;margin:8px 0 0;font-size:13px}.control-panel[data-v-88a455f3]{background:var(--panel-bg);border-right:1px solid var(--border);flex-shrink:0;width:300px;padding:20px;overflow-y:auto}.control-panel h1[data-v-88a455f3]{margin:0 0 24px;font-size:20px}.control-panel section[data-v-88a455f3]{margin-bottom:28px}.control-panel h2[data-v-88a455f3]{color:var(--muted);margin:0 0 12px;font-size:14px;font-weight:600}.field[data-v-88a455f3]{margin-bottom:14px;display:block}.field span[data-v-88a455f3]{margin-bottom:4px;font-size:13px;display:block}.field input[data-v-88a455f3]{border:1px solid var(--border);border-radius:6px;width:100%;padding:6px 8px;font-size:14px}.field input[data-v-88a455f3]:disabled{color:var(--muted);background:#f2f2f2}.field-hint[data-v-88a455f3]{color:var(--muted);margin:-6px 0 14px;font-size:12px}.warning[data-v-88a455f3]{color:#92400e;background:#fef3c7;border:1px solid #fcd34d;border-radius:6px;margin:-4px 0 14px;padding:8px 10px;font-size:12px}.total-beads[data-v-88a455f3]{margin:12px 0 0;font-size:14px;font-weight:600}.generate-btn[data-v-88a455f3]{color:#fff;background:var(--accent);cursor:pointer;border:none;border-radius:6px;width:100%;padding:8px 12px;font-size:14px}.generate-btn[data-v-88a455f3]:disabled{opacity:.5;cursor:not-allowed}.bead-editor[data-v-3dc1f695]{text-align:center}.editor-toolbar[data-v-3dc1f695]{justify-content:center;align-items:center;gap:8px;margin-bottom:10px;font-size:13px;display:flex}.editor-toolbar button[data-v-3dc1f695]{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:6px;padding:4px 12px;font-size:13px}.editor-toolbar button.active[data-v-3dc1f695]{border-color:var(--accent);color:#fff;background:var(--accent)}.editor-toolbar button[data-v-3dc1f695]:disabled{opacity:.45;cursor:not-allowed}.editor-toolbar select[data-v-3dc1f695]{border:1px solid var(--border);border-radius:6px;padding:4px 8px;font-size:13px}.toolbar-toggle[data-v-3dc1f695]{align-items:center;gap:4px;font-size:13px;display:inline-flex}.bead-canvas-scroll[data-v-3dc1f695]{border:1px solid var(--border);background:#fff;border-radius:8px;max-width:100%;max-height:60vh;overflow:auto}.bead-canvas[data-v-3dc1f695]{cursor:crosshair;display:block}.bead-canvas.erasing[data-v-3dc1f695]{cursor:cell}.editor-tip[data-v-3dc1f695]{color:var(--muted);margin:6px 0 0;font-size:12px}.preview-panel[data-v-13195ca1]{flex-direction:column;flex:1;align-items:center;padding:24px;display:flex;overflow:auto}.preview-panel h2[data-v-13195ca1]{color:var(--muted);margin:0 0 6px;font-size:15px}.file-name[data-v-13195ca1]{color:var(--muted);margin:0 0 12px;font-size:13px}.preview-panel img[data-v-13195ca1]{border:1px solid var(--border);background:#fff;border-radius:8px;max-width:100%;max-height:calc(100vh - 140px);box-shadow:0 2px 8px #00000014}.preview-empty[data-v-13195ca1]{color:var(--muted);border:1px dashed var(--border);border-radius:8px;padding:48px 64px}.grid-section[data-v-13195ca1]{text-align:center;margin-top:28px}.grid-canvas[data-v-13195ca1]{border:1px solid var(--border);background:#fff;border-radius:8px;max-width:100%;height:auto}.export-actions[data-v-13195ca1]{justify-content:center;align-items:center;gap:8px;margin-top:14px;display:flex}.export-actions button[data-v-13195ca1]{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:6px;padding:6px 14px;font-size:13px}.export-actions button[data-v-13195ca1]:hover{background:var(--accent-bg)}.copy-status[data-v-13195ca1]{color:#15803d;font-size:13px}.usage-table[data-v-13195ca1]{border-collapse:collapse;margin:16px auto 0;font-size:13px}.usage-table th[data-v-13195ca1],.usage-table td[data-v-13195ca1]{border:1px solid var(--border);padding:4px 12px}.swatch[data-v-13195ca1]{border:1px solid var(--border);vertical-align:middle;border-radius:3px;width:14px;height:14px;display:inline-block}.status[data-v-13195ca1]{color:var(--muted);margin:0 0 12px;font-size:13px}.status.error[data-v-13195ca1]{color:#dc2626}.app[data-v-6684b880]{height:100vh;display:flex}