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var(--gray-200);border-radius:12px;padding:12px;margin-top:6px;width:100%;max-width:400px;box-shadow:var(--shadow-sm)}.sc-media-label{font-size:12px;font-weight:600;color:var(--gray-700);margin-bottom:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sc-msg-audio audio{width:100%;height:36px}.sc-msg-video video{width:100%;border-radius:8px;background:#000}.sc-msg-pdf{max-width:500px}.sc-media-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.sc-pdf-preview{width:100%;height:300px;border:1px solid var(--gray-200);border-radius:8px;background:var(--white)}.workspace-group{margin-bottom:24px}.workspace-header{display:flex;align-items:center;gap:10px;padding:16px 0 12px;border-bottom:1px solid var(--gray-200);margin-bottom:12px;position:sticky;top:0;background:var(--white);z-index:10;transition:all var(--transition-base);cursor:pointer;-webkit-user-select:none;user-select:none}.workspace-header:hover{border-bottom-color:var(--brand-300);background:var(--gray-50)}.workspace-chevron{width:16px;height:16px;color:var(--gray-400);transition:transform var(--transition-base);margin-right:-4px}.workspace-group.collapsed .workspace-chevron{transform:rotate(-90deg)}.workspace-group.collapsed .workspace-header{border-bottom:none;margin-bottom:0}.workspace-channels{overflow:hidden;transition:max-height var(--transition-slow) ease-in-out}.workspace-group.collapsed .workspace-channels{max-height:0;display:none}.workspace-icon{width:20px;height:20px;border-radius:4px;object-fit:contain;background:var(--gray-100);display:flex;align-items:center;justify-content:center}.workspace-icon-placeholder{width:20px;height:20px;border-radius:4px;background:var(--gray-200);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:var(--gray-500)}.workspace-name{font-size:13px;font-weight:600;color:var(--gray-800)}.workspace-meta{font-size:11px;color:var(--gray-400);font-weight:400}.channel-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--gray-100);transition:background var(--transition-fast)}.channel-row:hover{background:var(--gray-50)}.channel-row:last-child{border-bottom:none}.channel-id{font-size:14px;font-weight:600;color:var(--gray-900)}.channel-meta{display:flex;align-items:center;gap:12px}.toggle{width:32px;height:18px;background:var(--gray-200);border-radius:99px;position:relative;cursor:pointer;border:none;transition:background var(--transition-base)}.toggle:after{content:"";position:absolute;left:2px;top:2px;width:14px;height:14px;background:var(--white);border-radius:50%;transition:transform var(--transition-base);box-shadow:0 1px 2px #0000001a}.toggle.active{background:var(--success-500)}.toggle.active:after{transform:translate(14px)}.select-group-label{padding:8px 12px 4px;font-size:10px;font-weight:700;color:var(--gray-400);text-transform:uppercase;letter-spacing:.5px;background:var(--gray-50)}.select-option{display:flex;flex-direction:column;padding:8px 12px;gap:2px}.select-option-label{font-size:13px;font-weight:500}.select-option-sublabel{font-size:11px;color:var(--gray-400)}.select-group .select-option{padding-left:20px}