:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#fef0f3;color:#3a2028;--pink-bg: #fef0f3;--pink-sidebar: #fce4eb;--pink-panel: #fad4de;--pink-border: #f0b6c8;--pink-accent: #e8789a;--pink-accent-dark: #c45578;--pink-input-bg: #fff7f9;--pink-btn-bg: #f8c8d8;--pink-text: #3a2028;--pink-text-muted: #8a5060;--pink-status: #c0426a;--pink-scrollbar: #f0b6c8}*,*:before,*:after{box-sizing:border-box}body,html{margin:0;padding:0;height:100%}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#3a202880;display:flex;align-items:center;justify-content:center;padding:20px}.modal-overlay.is-hidden{display:none}.modal-box{background:#fff7f9;border:1px solid var(--pink-border);border-radius:12px;padding:24px;max-width:420px;max-height:calc(100vh - 40px);width:100%;color:var(--pink-text);overflow:hidden}.modal-title{margin:0 0 16px;font-size:18px;color:var(--pink-accent-dark);text-align:center}.modal-body{font-size:14px;line-height:1.6;margin-bottom:20px;max-height:min(52vh,430px);overflow-y:auto;padding-right:8px}.modal-body p{margin:0 0 10px}.modal-body p:last-child{margin-bottom:0}.modal-agree{display:flex;align-items:center;gap:8px;font-size:14px;margin-bottom:20px;cursor:pointer}.modal-agree input[type=checkbox]{width:auto;cursor:pointer;accent-color:var(--pink-accent)}.modal-close-btn{display:block;width:100%;padding:10px 16px;font-size:14px;border-radius:8px;border:1px solid var(--pink-border);background:var(--pink-btn-bg);color:var(--pink-text);cursor:pointer}.modal-close-btn:not(:disabled){background:var(--pink-accent);color:#fff;border-color:var(--pink-accent-dark);cursor:pointer}.modal-close-btn:disabled{opacity:.5;cursor:not-allowed}#app{display:flex;height:100vh}.sidebar{width:400px;background:var(--pink-sidebar);padding:16px;overflow-y:auto;border-right:1px solid var(--pink-border);scrollbar-color:var(--pink-scrollbar) var(--pink-bg);scrollbar-width:thin}.sidebar::-webkit-scrollbar{width:8px;background:var(--pink-bg)}.sidebar::-webkit-scrollbar-track{background:var(--pink-bg)}.sidebar::-webkit-scrollbar-thumb{background:var(--pink-scrollbar);border-radius:8px;border:1px solid var(--pink-bg)}.sidebar h1{margin-top:0;font-size:20px;margin-bottom:12px;color:var(--pink-accent-dark)}.sidebar label{display:flex;flex-direction:column;gap:4px;font-size:13px;margin-bottom:10px;color:var(--pink-text)}.advanced label{margin-bottom:8px}.file-input-wrapper{display:flex;align-items:center;gap:8px;margin-bottom:10px}.file-input-wrapper button{flex-shrink:0;padding:6px 12px;border-radius:6px;border:1px solid var(--pink-border);background:var(--pink-btn-bg);color:var(--pink-text);cursor:pointer;font-size:13px;transition:background .15s,border-color .15s}.file-input-wrapper button:hover{background:var(--pink-accent);color:#fff;border-color:var(--pink-accent-dark)}.file-name-label{font-size:12px;color:var(--pink-text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.sidebar input,.sidebar select,.sidebar button{padding:6px 8px;border-radius:6px;border:1px solid var(--pink-border);background:var(--pink-input-bg);color:var(--pink-text)}.sidebar input[type=checkbox]{width:auto;align-self:flex-start;accent-color:var(--pink-accent)}.buttons{display:flex;gap:8px;margin:10px 0}.sidebar button{cursor:pointer;border:1px solid var(--pink-border);background:var(--pink-btn-bg);color:var(--pink-text);transition:background .15s,border-color .15s}.sidebar button:hover:not(:disabled){background:var(--pink-accent);color:#fff;border-color:var(--pink-accent-dark)}.sidebar button:disabled{opacity:.5;cursor:not-allowed}.status{font-size:13px;margin:8px 0;color:var(--pink-status);min-height:18px;font-weight:600}.preview-panel{margin-top:12px;margin-bottom:12px;border:1px solid var(--pink-border);border-radius:8px;padding:10px;background:var(--pink-panel)}.advanced{margin-top:12px;padding:10px;border:1px solid var(--pink-border);border-radius:8px;background:var(--pink-panel)}.advanced summary{cursor:pointer;color:var(--pink-text);font-size:13px;font-weight:600;list-style:none;outline:none}.advanced summary::-webkit-details-marker{display:none}.advanced[open] summary{margin-bottom:8px}.preview-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;font-size:13px;color:var(--pink-text-muted)}.preview-panel canvas{width:100%;border:1px solid var(--pink-border);border-radius:4px;background:#fff}.viewer-container{flex:1;position:relative;background:#fff5f7}#threeContainer{width:100%;height:100%}.preview-size-overlay{position:absolute;right:12px;bottom:12px;padding:8px 12px;background:#e8789a2e;border-radius:6px;font-size:13px;color:var(--pink-text);pointer-events:none}.preview-size-overlay:empty{display:none}.helper{position:absolute;top:10px;right:12px;padding:6px 8px;background:#e8789a2e;border-radius:6px;font-size:12px;color:var(--pink-text-muted)}.premium-label{display:flex;align-items:center;gap:6px}.premium-icon{width:14px;height:14px;object-fit:contain}.premium-lock select:disabled,.premium-lock input:disabled{background-color:#fce4eb;color:#a0808a;cursor:not-allowed;border-color:#f0b6c8}