:root{--bg-panel: #ffffff;--bg-preview: #f0f0f0;--border-color: rgba(0, 0, 0, .08);--input-bg: #f8f8f8;--primary: #1a1a1a;--accent-blue: #2d5af5}body{overflow:hidden}.create-container{height:100vh;width:100vw;padding-top:80px;background:var(--bg-primary)}.split-layout{display:flex;height:100%;width:100%}.workbench-panel{width:450px;flex-shrink:0;background:var(--bg-panel);border-right:1px solid var(--border-color);padding:2rem;overflow-y:auto;display:flex;flex-direction:column}.workbench-header{margin-bottom:2rem}.workbench-header h2{font-size:1.8rem;margin-bottom:.5rem}.workbench-header p{font-size:.85rem;color:var(--text-secondary)}.input-section{margin-bottom:1.5rem;background:#fff}.section-label{display:block;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.8rem;color:var(--text-primary)}.label-desc{font-weight:400;color:var(--text-secondary);text-transform:none;margin-left:.5rem;font-size:.75rem}.nexus-input,.nexus-select{width:100%;padding:.8rem 1rem;background:var(--input-bg);border:1px solid transparent;border-radius:8px;font-family:var(--font-sans);font-size:.9rem;color:var(--text-primary);transition:all .3s ease;resize:none}.nexus-input:focus,.nexus-select:focus{outline:none;background:#fff;border-color:var(--primary);box-shadow:0 2px 8px #0000000d}.style-selector{display:flex;flex-direction:column;gap:.5rem}.nexus-btn{padding:1rem 2rem;border:none;border-radius:8px;font-family:var(--font-sans);font-weight:500;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.nexus-btn.primary{background:var(--primary);color:#fff}.nexus-btn.primary:hover{background:#000;transform:translateY(-1px)}.nexus-btn.primary:disabled{background:#ccc;cursor:not-allowed;transform:none}.nexus-btn.secondary{background:transparent;border:1px solid var(--border-color);color:var(--text-primary)}.nexus-btn.secondary:hover{border-color:var(--primary);background:#fff}.nexus-btn.block{width:100%}.generation-controls{margin:1rem 0 2rem;padding:1rem;background:var(--input-bg);border-radius:8px}.status-msg{margin-top:1rem;padding:.8rem;border-radius:6px;font-size:.85rem;text-align:center}.status-msg.info{background:#e8f4fd;color:#0c5460}.status-msg.error{background:#fde8e8;color:#c02b2b}.status-msg.hidden{display:none}.preview-panel{flex:1;background:var(--bg-preview);display:flex;align-items:flex-start;justify-content:center;position:relative;padding:2rem;overflow-y:auto}.preview-content{display:flex;width:100%;max-width:1200px;gap:2rem}.history-panel{width:250px;background:#fff;border-radius:8px;padding:1.5rem;box-shadow:0 4px 12px #0000000d;display:flex;flex-direction:column}.history-panel h3{font-size:1.2rem;margin-bottom:1rem;color:var(--text-primary);font-family:var(--font-serif)}.history-grid{flex:1;display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;overflow-y:auto;max-height:60vh}.history-item{position:relative;border-radius:4px;overflow:hidden;cursor:pointer;aspect-ratio:1;background:#f5f5f5;border:1px solid rgba(0,0,0,.05)}.history-item:hover{transform:scale(1.02);box-shadow:0 4px 8px #0000001a}.history-item img{width:100%;height:100%;object-fit:cover;display:block}@media(max-width:1024px){.preview-content{flex-direction:column;align-items:center}.history-panel{width:100%;max-width:600px}.history-grid{grid-template-columns:repeat(4,1fr);max-height:200px}}.upload-container{position:fixed;top:10%;left:50%;transform:translate(-50%);max-height:70vh;overflow-y:auto;padding:1.5rem;border-radius:8px;background:#fff;box-shadow:0 10px 30px #0003;width:80%;max-width:400px;z-index:1000;max-width:calc(100vw - 40px);max-height:calc(100vh - 80px)}.upload-container h3{margin-bottom:1rem;font-size:1.2rem;text-align:center}.upload-container form{width:100%}.upload-container .form-group{margin-bottom:.75rem}.upload-container .form-label{font-size:.85rem;margin-bottom:.4rem;display:block}.upload-container .form-input,.upload-container .form-textarea{width:100%;padding:.6rem;font-size:.85rem;border:1px solid #ddd;border-radius:4px}.upload-container .form-textarea{min-height:60px;resize:vertical}.upload-container .submit-btn{display:block;width:100%;margin-top:1rem;padding:.6rem 1.2rem;font-size:.9rem;background:#333;color:#fff;border:none;border-radius:4px;cursor:pointer}.upload-container .submit-btn:hover{background:#555}.upload-container .close-upload{position:absolute;top:.75rem;right:.75rem;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #0003;display:flex;align-items:center;justify-content:center;font-size:.9rem;cursor:pointer;color:#666;z-index:1001}.upload-container .close-upload:hover{background:#f5f5f5;color:#333}.upload-container{overflow:visible;top:10%;left:50%;transform:translate(-50%)}.upload-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:999}.preview-container{width:100%;max-width:1000px;min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;border-radius:12px;position:relative;padding:2rem 0}.empty-state{text-align:center;color:var(--text-secondary)}.placeholder-icon{font-size:4rem;margin-bottom:1rem;opacity:.2}.loading-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#fffc;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:10;border-radius:12px}.loading-overlay.hidden{display:none}.spinner{width:40px;height:40px;border:3px solid rgba(0,0,0,.1);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}.progress-bar-thin{width:200px;height:4px;background:#eee;margin-top:1rem;border-radius:2px;overflow:hidden}.progress-bar-thin .fill{width:0%;height:100%;background:var(--primary);transition:width .3s}.chips-container{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.5rem}.prompt-chip{background:#f0f2f5;border:1px solid transparent;border-radius:20px;padding:.3rem .8rem;font-size:.8rem;color:var(--text-secondary);cursor:pointer;transition:all .2s;-webkit-user-select:none;user-select:none}.prompt-chip:hover{background:#e4e6eb;color:var(--primary);transform:translateY(-1px)}.prompt-chip.history{background:#e8f4fd;color:var(--accent-blue);border-color:#2d5af533}.prompt-chip.history:hover{background:#d0e8fc}.results-grid-lg{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;width:100%;max-width:900px;justify-content:center;margin-bottom:1rem}.result-item{background:#fff;border-radius:8px;overflow:hidden;position:relative;box-shadow:0 10px 30px #0000001a;cursor:pointer;transition:transform .3s;max-width:100%}.result-item:hover{transform:translateY(-5px)}.result-item img{width:100%;height:auto;object-fit:contain;display:block;max-height:70vh}.result-item.selected{box-shadow:0 0 0 4px var(--accent-blue)}.action-bar{margin-top:2rem;margin-bottom:2rem;display:flex;gap:1rem;justify-content:center;width:100%;flex-wrap:wrap}@media(max-width:900px){.split-layout{flex-direction:column;overflow-y:auto}.workbench-panel{width:100%;max-height:none;height:auto;border-right:none;border-bottom:1px solid var(--border-color);padding:1.5rem}.preview-panel{padding:1rem;min-height:50vh}.create-container{padding-top:60px;overflow-y:auto;height:auto;min-height:100vh}.navbar{padding:1rem 1.5rem!important;background:#fffffff2}}