.main-container{display:grid;grid-template-columns:320px 1fr;gap:24px}.image-list-panel{background:var(--gray-50);border-radius:20px;overflow:hidden;border:1px solid var(--gray-200);display:flex;flex-direction:column;height:700px}.panel-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:white;border-bottom:1px solid var(--gray-200)}.panel-header h3{font-size:1rem;display:flex;align-items:center;gap:8px}.action-btn{background:transparent;border:none;padding:6px 12px;border-radius:30px;cursor:pointer;font-size:0.8rem;transition:all 0.2s}.action-btn:hover{background:var(--gray-100);color:var(--primary-color)}.image-list-container{flex:1;overflow-y:auto;padding:12px}.empty-state{text-align:center;padding:60px 20px;color:var(--gray-400)}.empty-state i{font-size:48px;margin-bottom:12px}.image-item{display:flex;align-items:center;gap:12px;padding:12px;background:white;border-radius:12px;margin-bottom:8px;cursor:pointer;transition:all 0.2s;border:2px solid transparent}.image-item:hover{transform:translateX(4px);box-shadow:var(--shadow-sm)}.image-item.active{border-color:var(--primary-color);background:#f0f4ff}.image-thumb{width:50px;height:50px;border-radius:8px;object-fit:cover;background:var(--gray-100)}.image-info{flex:1}.image-name{font-size:0.75rem;font-weight:500;margin-bottom:4px;word-break:break-all}.image-size{font-size:0.65rem;color:var(--gray-500)}.image-actions{display:flex;gap:4px}.image-actions button{background:transparent;border:none;width:28px;height:28px;border-radius:6px;cursor:pointer;color:var(--gray-500)}.image-actions button:hover{background:var(--gray-100);color:var(--danger-color)}.list-footer{padding:12px 20px;border-top:1px solid var(--gray-200);font-size:0.8rem;color:var(--gray-500);background:white}.edit-panel{background:var(--gray-50);border-radius:20px;border:1px solid var(--gray-200);overflow:hidden}.current-edit{border-bottom:1px solid var(--gray-200)}.preview-nav{display:flex;align-items:center;gap:12px}.nav-btn{background:var(--gray-100);border:none;width:32px;height:32px;border-radius:50%;cursor:pointer;transition:all 0.2s}.nav-btn:hover:not(:disabled){background:var(--primary-color);color:white}.nav-btn:disabled{opacity:0.5;cursor:not-allowed}.canvas-wrapper{padding:20px;display:flex;justify-content:center;align-items:center;min-height:320px;background:#1a1a2e;position:relative}.edit-canvas{max-width:100%;max-height:280px;border-radius:8px;box-shadow:var(--shadow-md);cursor:crosshair}.no-image-hint{text-align:center;color:var(--gray-500)}.no-image-hint i{font-size:48px;margin-bottom:12px}.tools-section{padding:16px 20px;border-bottom:1px solid var(--gray-200);background:white}.tools-section h4{font-size:0.85rem;margin-bottom:12px;color:var(--gray-700);display:flex;align-items:center;gap:6px}.tools-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:10px}.tool-btn{background:var(--gray-100);border:1px solid var(--gray-200);padding:8px 12px;border-radius:12px;cursor:pointer;font-size:0.8rem;transition:all 0.2s;display:flex;align-items:center;justify-content:center;gap:6px}.tool-btn:hover{background:var(--primary-color);color:white;border-color:var(--primary-color)}.tool-btn-small{background:var(--gray-100);border:1px solid var(--gray-200);padding:6px 12px;border-radius:8px;cursor:pointer;font-size:0.75rem}.custom-rotate{grid-column:span 3;display:flex;gap:8px}.custom-rotate input{flex:1;padding:8px;border:1px solid var(--gray-200);border-radius:8px}.resize-controls{display:flex;flex-direction:column;gap:12px}.resize-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.resize-row input{width:90px;padding:8px;border:1px solid var(--gray-200);border-radius:8px}.crop-controls{display:flex;flex-direction:column;gap:10px}.crop-info{display:flex;align-items:center;gap:12px;padding:8px;background:#fef3c7;border-radius:8px;font-size:0.75rem}.merge-controls{display:flex;flex-direction:column;gap:12px}.merge-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.merge-row label{width:80px;font-size:0.8rem}.merge-actions{display:flex;gap:12px;margin-top:16px;flex-wrap:wrap}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.7);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:white;border-radius:24px;max-width:90%;max-height:90%;overflow:hidden}.modal-large{width:800px;max-width:90%}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--gray-200)}.modal-close{background:none;border:none;font-size:24px;cursor:pointer}.modal-body{padding:20px;text-align:center;max-height:60vh;overflow:auto}.merge-preview-canvas{max-width:100%;border-radius:12px;box-shadow:var(--shadow-md)}.modal-footer{padding:16px 20px;border-top:1px solid var(--gray-200);display:flex;justify-content:flex-end;gap:12px}@media (max-width:900px){.main-container{grid-template-columns:1fr}.tools-grid{grid-template-columns:repeat(2, 1fr)}}