.cmb-shell{max-width:430px;margin:0 auto;min-height:100vh;background:#f7f5f1;box-shadow:0 0 0 1px #ece8e0;display:flex;flex-direction:column;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}@media (min-width: 431px){.cmb-shell{min-height:760px;margin:32px auto;max-width:600px;border-radius:20px;overflow:hidden}}@media (min-width: 900px){.cmb-shell{max-width:760px}.cmb-step-intro,.cmb-scroll,.cmb-header,.cmb-footer{padding-left:32px;padding-right:32px}.cmb-step-title{font-size:26px}.cmb-step-sub{font-size:14px}.cmb-thumb-grid{grid-template-columns:repeat(4,1fr);gap:12px}.cmb-layout-cards{gap:16px}.cmb-layout-card{padding:20px 12px}.cmb-canvas-stage{padding:8px}.cmb-btn-primary{font-size:16px;padding:16px}}.cmb-step{display:flex;flex-direction:column;flex:1}.cmb-step-intro{padding:18px 18px 10px}.cmb-step-label{font-size:11px;letter-spacing:.08em;color:#6b6864;font-family:ui-monospace,monospace;margin-bottom:4px}.cmb-step-title{margin:0;font-size:22px;color:#161616;font-weight:700;letter-spacing:-.01em}.cmb-step-title-sm{margin:0;font-size:19px;color:#161616;font-weight:700;letter-spacing:-.01em}.cmb-step-sub{margin:4px 0 0;font-size:13px;color:#6b6864}.cmb-scroll{flex:1;overflow-y:auto;padding:8px 18px 18px}.cmb-footer{padding:16px;border-top:1px solid #ECE8E0;background:#f7f5f1}.cmb-header{padding:16px 18px 10px;display:flex;align-items:center;gap:10px}.cmb-back-btn{border:none;background:none;padding:4px;cursor:pointer;color:#161616}.cmb-thumb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.cmb-thumb{position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;cursor:pointer;border:2px solid #E8702A;background:#ddd;transform:scale(.96);transition:transform .12s}.cmb-thumb img{width:100%;height:100%;object-fit:cover;display:block}.cmb-frame-tag{position:absolute;top:6px;left:6px;font-family:ui-monospace,monospace;font-size:10px;letter-spacing:.05em;color:#f7f5f1;background:#1616168c;border-radius:4px;padding:2px 5px;font-weight:600}.cmb-check-badge{position:absolute;top:6px;right:6px;width:18px;height:18px;border-radius:50%;background:#e8702a;display:flex;align-items:center;justify-content:center}.cmb-add-dashed{margin-top:14px;width:100%;display:flex;align-items:center;justify-content:center;gap:8px;border:2px dashed #ECE8E0;border-radius:12px;padding:18px;background:none;cursor:pointer;color:#6b6864;font-size:13px;font-weight:600}.cmb-btn-primary{width:100%;padding:14px;border-radius:12px;border:none;background:#161616;color:#f7f5f1;font-size:15px;font-weight:600;cursor:pointer}.cmb-btn-primary:disabled{background:#dcd8ce;color:#9a9588;cursor:default}.cmb-layout-cards{display:flex;gap:10px;margin-bottom:18px}.cmb-layout-card{flex:1;padding:14px 8px;border-radius:12px;border:2px solid #ECE8E0;background:#fff;display:flex;flex-direction:column;align-items:center;gap:6px;cursor:pointer}.cmb-layout-card.active{border-color:#e8702a;background:#fff7f0}.cmb-lname{font-size:12px;font-weight:600;color:#161616}.cmb-ldesc{font-size:10px;color:#6b6864}.cmb-grid-inputs{display:flex;align-items:center;gap:8px}.cmb-grid-inputs input{width:56px;padding:8px;border:2px solid #ECE8E0;border-radius:8px;text-align:center;font-size:13px}.cmb-grid-inputs span{font-size:12px;color:#6b6864}.cmb-canvas-stage{width:100%;border-radius:14px;overflow:hidden;background:#161616;padding:4px;display:flex;align-items:center;justify-content:center}.cmb-dims-label{font-family:ui-monospace,monospace;font-size:11px;color:#9a9588;margin-top:8px}.cmb-filmstrip{display:flex;gap:6px;margin-top:14px;overflow-x:auto;padding-bottom:4px}.cmb-filmstrip-item{position:relative;width:56px;height:56px;flex-shrink:0;border-radius:8px;overflow:hidden;cursor:grab;background:#ddd}.cmb-filmstrip-item img{width:100%;height:100%;object-fit:cover}.cmb-rm-btn{position:absolute;bottom:3px;right:3px;width:16px;height:16px;border-radius:50%;background:#161616b3;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer}.cmb-filmstrip-add{width:56px;height:56px;flex-shrink:0;border-radius:8px;border:2px dashed #ECE8E0;background:none;display:flex;align-items:center;justify-content:center;cursor:pointer}.cmb-hint{font-size:11px;color:#9a9588;margin-top:6px}.cmb-res-btn{flex:1;padding:10px;border-radius:10px;border:2px solid #ECE8E0;background:#fff;cursor:pointer;text-align:left}.cmb-res-btn.active{border-color:#e8702a;background:#fff7f0}.cmb-res-title{font-size:13px;font-weight:600;color:#161616}.cmb-res-sub{font-size:11px;color:#6b6864}.cmb-toggle-style{margin-top:18px;display:flex;align-items:center;gap:6px;border:none;background:none;color:#161616;font-size:13px;font-weight:600;cursor:pointer;padding:0}.cmb-style-panel{margin-top:12px;padding:14px;background:#fff;border-radius:12px;border:1px solid #ECE8E0}.cmb-slider-row{margin-bottom:10px}.cmb-slider-label{display:flex;justify-content:space-between;font-size:11px;color:#6b6864;margin-bottom:4px}.cmb-swatch-label{font-size:11px;color:#6b6864;margin-bottom:6px}.cmb-swatch{width:26px;height:26px;border-radius:50%;cursor:pointer}.cmb-action-btn{flex:1;padding:14px;border-radius:12px;border:none;background:#161616;color:#f7f5f1;font-size:14px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px}.cmb-restart-btn{display:flex;align-items:center;justify-content:center;gap:6px;border:none;background:none;color:#6b6864;font-size:12px;cursor:pointer;padding:8px}.cmb-export-status{margin-top:16px;padding:12px;border-radius:10px;background:#f0f8f0;color:#2f5a32;font-size:13px;display:flex;align-items:center;gap:8px}.cmb-hidden-input{display:none}.cmb-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#0009;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;padding:16px}.cmb-modal{background:#fff;width:100%;max-width:420px;border-radius:16px;overflow:hidden;box-shadow:0 20px 60px #0000004d}.cmb-modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid #ECE8E0}.cmb-modal-header h2{margin:0;font-size:15px;font-weight:700;color:#161616}.cmb-modal-header p{margin:4px 0 0;font-size:13px;color:#6b6864}.cmb-modal-close{width:32px;height:32px;border-radius:50%;background:#f3f1ec;border:none;display:flex;align-items:center;justify-content:center;color:#6b6864;cursor:pointer}.cmb-modal-body{padding:14px;display:flex;flex-direction:column;gap:8px}.cmb-source-btn{display:flex;align-items:center;gap:12px;padding:12px;border:2px solid #ECE8E0;border-radius:12px;background:#fff;cursor:pointer;text-align:left}.cmb-source-icon{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.cmb-source-title{font-size:13px;font-weight:700;color:#161616}.cmb-source-sub{font-size:11px;color:#9a9588}.cmb-url-area{padding:4px 2px 0}.cmb-url-area input{flex:1;padding:11px 12px;font-size:13px;border:2px solid #ECE8E0;border-radius:10px;outline:none}.cmb-url-area button{padding:11px 18px;background:#e8702a;color:#fff;font-size:13px;font-weight:700;border:none;border-radius:10px;cursor:pointer}.cmb-url-error{font-size:11px;color:#dc2626;margin-top:8px}