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#e8202a14}.cb-attach-btn{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-hover);width:34px;height:34px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition);flex-shrink:0;justify-content:center;align-items:center;display:flex}.cb-attach-btn:hover{background:var(--primary-glow);color:var(--primary);border-color:#e8202a4d}.cb-textarea{color:var(--text-primary);resize:none;background:0 0;border:none;outline:none;flex:1;min-height:22px;max-height:160px;padding:4px 0;font-size:.875rem;line-height:1.6;overflow-y:auto}.cb-textarea::placeholder{color:var(--text-muted)}.cb-send-btn{border-radius:var(--radius-sm);background:var(--primary);color:#fff;cursor:pointer;width:36px;height:36px;transition:all var(--transition);border:none;flex-shrink:0;justify-content:center;align-items:center;display:flex}.cb-send-btn:hover:not(:disabled){background:var(--primary-dark);transform:scale(1.05)}.cb-send-btn:disabled{background:var(--border);color:var(--text-muted);cursor:not-allowed}.cb-input-footer{justify-content:space-between;margin-top:6px;padding:0 2px;display:flex}.cb-char-count,.cb-powered{color:var(--text-muted);font-size:.68rem}@media (width<=768px){.cb-sidebar{top:var(--header-height);z-index:200;position:fixed;bottom:0;left:0;transform:translate(-100%)}.cb-sidebar--open{box-shadow:var(--shadow-lg);transform:translate(0)}.cb-mobile-toggle{display:flex}.cb-bubble{max-width:82%}.cb-messages{padding:12px}.cb-input-area{padding:8px 12px 12px}.cb-chips{grid-template-columns:1fr;max-width:100%}.cb-topbar{padding:0 12px}.cb-model-tag{display:none}}