.create-layout{grid-template-columns:1fr 1fr;align-items:start;gap:28px;display:grid}.create-form-panel{flex-direction:column;gap:20px;display:flex}.option-section{border-radius:var(--radius-lg);border:1.5px solid var(--border);background:#fff;padding:24px 24px 32px}.option-title{color:var(--text-primary);align-items:center;gap:8px;margin-bottom:18px;font-size:15px;font-weight:700;display:flex}.option-title i{color:var(--blue);font-size:14px}.gen-count-badge{background:var(--blue-light);color:var(--blue);border-radius:var(--radius-full);align-items:center;gap:6px;padding:6px 14px;font-size:13px;font-weight:700;display:inline-flex}.create-gen-btn{margin-top:24px;padding:16px 24px;font-size:15px}.create-gen-btn.loading{opacity:.85;cursor:wait}.create-error{color:var(--red);border-radius:var(--radius-sm);background:#fee2e2;align-items:center;gap:8px;padding:12px 16px;font-size:13px;font-weight:600;animation:.4s shake;display:flex}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-6px)}75%{transform:translate(6px)}}.prompt-panel{border-radius:var(--radius-lg);border:1.5px solid var(--border);background:#fff;overflow:hidden}.prompt-panel-toggle{cursor:pointer;width:100%;color:var(--text-secondary);transition:var(--transition);background:0 0;border:none;justify-content:space-between;align-items:center;padding:14px 20px;font-family:inherit;font-size:13px;font-weight:600;display:flex}.prompt-panel-toggle:hover{background:var(--bg-page);color:var(--text-primary)}.prompt-panel-toggle span{align-items:center;gap:8px;display:flex}.prompt-panel-toggle span i:first-child{color:var(--purple)}.prompt-panel-body{padding:0 20px 20px}.prompt-mode-toggle{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.prompt-mode-label{color:var(--text-secondary);cursor:pointer;align-items:center;gap:8px;font-size:13px;font-weight:600;display:flex}.prompt-mode-label input[type=checkbox]{accent-color:var(--blue);width:16px;height:16px}.prompt-textarea{border:1.5px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);background:var(--bg-page);resize:vertical;transition:var(--transition);box-sizing:border-box;padding:14px;font-family:JetBrains Mono,Fira Code,monospace;font-size:12px;line-height:1.65}.prompt-textarea:focus{border-color:var(--purple);outline:none;box-shadow:0 0 0 3px #7c3aed1a}.prompt-textarea[readonly]{color:var(--text-muted);cursor:default}.prompt-sent-details{margin-top:12px}.prompt-sent-details summary{color:var(--text-muted);cursor:pointer;align-items:center;gap:6px;font-size:12px;font-weight:600;display:flex}.prompt-sent-details summary i{color:var(--blue)}.prompt-sent-preview{color:#e2e8f0;border-radius:var(--radius-sm);white-space:pre-wrap;word-break:break-word;background:#0f172a;max-height:200px;margin-top:8px;padding:12px;font-family:monospace;font-size:11px;line-height:1.6;overflow-y:auto}.prompt-sent-preview.prompt-back{color:#e9d5ff;background:#2e1065}.create-preview-panel{top:calc(var(--app-header-h) + 20px);flex-direction:column;gap:16px;display:flex;position:sticky}.preview-header{justify-content:space-between;align-items:center;gap:16px;display:flex}.preview-header h3 i{color:var(--blue)}.preview-size-control{background:var(--bg-page);border-radius:var(--radius-full);border:1.5px solid var(--border);align-items:center;gap:8px;height:26px;padding:2px 10px;display:flex}.preview-tab-group{background:var(--bg-page);border-radius:var(--radius-full);border:1.5px solid var(--border);gap:0;padding:3px;display:flex}.preview-tab{border-radius:var(--radius-full);color:var(--text-muted);cursor:pointer;transition:var(--transition);background:0 0;border:none;align-items:center;gap:4px;padding:6px 16px;font-size:13px;font-weight:600;display:flex}.preview-tab:hover{color:var(--text-primary)}.preview-tab.active{background:var(--blue);color:#fff;box-shadow:0 2px 8px #3b82f64d}.preview-tab.has-image:not(.active){color:var(--blue)}.btn-back-generate{padding:12px 28px;font-size:14px}.preview-area{border-radius:var(--radius-xl);border:1.5px solid var(--border);background:#fff;justify-content:center;align-items:center;min-height:320px;display:flex;overflow:hidden}.preview-empty{text-align:center;padding:60px 24px}.preview-empty-icon{color:var(--blue);opacity:.3;margin-bottom:16px;font-size:48px}.preview-empty-title{color:var(--text-primary);margin-bottom:6px;font-size:16px;font-weight:700}.preview-empty-sub{color:var(--text-muted);font-size:13px;line-height:1.6}.global-save-loading-overlay{z-index:9999;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#00000073;flex-direction:column;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.global-save-loading-spinner{border:4px solid #ffffff40;border-top-color:#fff;border-radius:50%;width:44px;height:44px;margin-bottom:16px;animation:.8s linear infinite spin}.global-save-loading-text{color:#fff;text-shadow:0 1px 3px #0000004d;font-size:15px;font-weight:600}.global-save-loading-subtext{color:#ffffffbf;text-align:center;max-width:320px;margin-top:8px;font-size:12px;line-height:1.5}.preview-generating{text-align:center;padding:60px 24px}.gen-spinner{border:3px solid var(--border);border-top-color:var(--blue);border-radius:50%;width:56px;height:56px;margin:0 auto 20px;animation:.8s linear infinite spin}.gen-text{color:var(--text-primary);margin-bottom:4px;font-size:15px;font-weight:700}.gen-sub{color:var(--text-muted);font-size:13px}@keyframes spin{to{transform:rotate(360deg)}}.preview-result{justify-content:center;align-items:center;width:100%;padding:20px;display:flex;overflow:auto}.preview-card-image{border-radius:var(--radius-md);width:100%;height:auto;box-shadow:var(--shadow-lg);transition:width .2s ease-out;display:block}.history-section{border-radius:var(--radius-lg);border:1.5px solid var(--border);background:#fff;padding:16px}.history-header{color:var(--text-secondary);justify-content:space-between;align-items:center;margin-bottom:12px;font-size:13px;font-weight:600;display:flex}.history-header span:first-child{align-items:center;gap:6px;display:flex}.history-header i{color:var(--text-muted)}.history-list{flex-wrap:wrap;gap:8px;display:flex}.history-thumb{border:2px solid var(--border);cursor:pointer;width:64px;height:40px;transition:var(--transition);background:0 0;border-radius:6px;padding:0;position:relative;overflow:hidden}.history-thumb:hover{border-color:var(--blue-mid);transform:translateY(-2px)}.history-thumb.active{border-color:var(--blue);box-shadow:0 0 0 2px var(--blue-light)}.history-thumb img{object-fit:cover;width:100%;height:100%}.history-back-dot{background:var(--blue);border:2px solid #fff;border-radius:50%;width:10px;height:10px;position:absolute;top:-3px;right:-3px}.preview-actions{flex-direction:column;gap:10px;width:100%;display:flex}.preview-actions .btn{white-space:nowrap;width:100%}.history-input-container{position:relative}.history-dropdown{border:1px solid var(--border);border-radius:var(--radius-md);z-index:1000;background:#fff;width:100%;max-height:200px;animation:.2s ease-out dropdown-fade-in;position:absolute;top:calc(100% + 4px);left:0;overflow-y:auto;box-shadow:0 10px 25px -5px #0000001a,0 8px 10px -6px #0000001a}@keyframes dropdown-fade-in{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.history-dropdown-header{color:var(--text-muted);background:var(--bg-page);border-bottom:1px solid var(--border);text-transform:uppercase;letter-spacing:.05em;padding:8px 14px;font-size:11px;font-weight:700}.history-dropdown-item{color:var(--text-primary);cursor:pointer;transition:var(--transition);white-space:nowrap;text-overflow:ellipsis;padding:10px 14px;font-size:13px;overflow:hidden}.history-dropdown-item:hover{background:var(--blue-light);color:var(--blue)}.history-dropdown-item:active{background:var(--blue-mid)}.file-upload-section{margin-top:16px}.file-upload-header{align-items:center;gap:12px;margin-bottom:10px;display:flex}.file-upload-label{color:var(--text-primary);font-size:14px;font-weight:700}.file-upload-buttons{gap:6px;display:flex}.file-upload-btn{border-radius:var(--radius-full);border:1.5px solid var(--border);color:var(--text-secondary);cursor:pointer;transition:var(--transition);background:#fff;padding:5px 14px;font-family:inherit;font-size:13px;font-weight:600}.file-upload-btn:hover{border-color:var(--blue-mid);color:var(--blue)}.file-upload-btn.active{background:var(--blue);color:#fff;border-color:var(--blue)}.file-upload-dropzone{border:2px dashed var(--border);border-radius:var(--radius-md);text-align:center;cursor:pointer;transition:var(--transition);background:var(--bg-page);margin-bottom:10px;padding:24px}.file-upload-dropzone:hover{border-color:var(--blue-mid);background:var(--blue-light)}.file-upload-dropzone-text{color:var(--text-muted);font-size:13px}.file-upload-dropzone-text i{color:var(--blue);opacity:.5;margin-bottom:8px;font-size:24px;display:block}.file-upload-tag{background:var(--bg-page);border:1px solid var(--border);border-radius:var(--radius-full);color:var(--text-primary);align-items:center;gap:6px;margin-bottom:10px;padding:5px 12px;font-size:13px;display:inline-flex}.file-upload-tag-remove{background:var(--text-muted);color:#fff;cursor:pointer;width:18px;height:18px;transition:var(--transition);border:none;border-radius:50%;justify-content:center;align-items:center;padding:0;font-size:10px;display:flex}.file-upload-tag-remove:hover{background:var(--red)}.file-upload-hint{color:var(--text-muted);font-size:14px;font-weight:400;line-height:1.5}.back-mode-tabs{border-bottom:1px solid var(--border)}.back-mode-tab{border:1px solid var(--border);color:#64748b;cursor:pointer;border-top-left-radius:var(--radius-md);border-top-right-radius:var(--radius-md);z-index:1;background:#e2e8f0;border-bottom:none;flex:1;margin-bottom:-1px;padding:14px 12px;font-family:inherit;font-size:15px;font-weight:600;transition:all .2s;position:relative}.back-mode-tab:first-child{border-top-right-radius:0}.back-mode-tab:last-child{border-top-left-radius:0;margin-left:-1px}.back-mode-tab:hover:not(.active){color:var(--text-primary);background:#cbd5e1}.back-mode-tab.active{color:var(--blue);border-color:var(--border);z-index:2;border-bottom-color:#fff;border-top:3px solid var(--blue);background:#fff;font-weight:700}@media (max-width:1100px){.create-layout{grid-template-columns:1fr;gap:32px}.create-preview-panel{position:static}.preview-area{min-height:auto}.preview-result{padding:12px 4px}}@media (max-width:640px){.preview-result .shadow-card{width:100%!important}}