.app-layout{min-height:100vh}.app-sider{border-right:1px solid #f0f0f0;overflow:auto;height:100vh;position:fixed;left:0;top:0;bottom:0}.logo{height:64px;display:flex;align-items:center;justify-content:center;border-bottom:1px solid #f0f0f0;padding:0 16px}.sidebar-menu{border-right:none!important;padding:8px}.app-header{background:#fff;padding:0 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #f0f0f0;position:sticky;top:0;z-index:100;margin-left:250px;transition:margin-left .2s}.ant-layout-sider-collapsed+.ant-layout .app-header{margin-left:80px}.header-left,.header-right{display:flex;align-items:center}.collapse-btn{font-size:18px}.user-dropdown{display:flex;align-items:center;gap:8px;cursor:pointer;padding:4px 8px;border-radius:6px;transition:background .2s}.user-dropdown:hover{background:#f5f5f5}.user-name{font-weight:500}.app-content{margin-left:250px;padding:24px;background:#f5f5f5;min-height:calc(100vh - 64px);transition:margin-left .2s}.ant-layout-sider-collapsed+.ant-layout .app-content{margin-left:80px}@media (max-width: 768px){.app-sider{position:relative}.app-header,.app-content{margin-left:0}.user-name{display:none}}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.login-card{width:100%;max-width:400px;box-shadow:0 10px 40px #0003;border-radius:12px}.login-header{text-align:center;margin-bottom:32px}.login-icon{font-size:48px;color:#1890ff;margin-bottom:16px}.login-footer{text-align:center;margin-top:16px;padding-top:16px;border-top:1px solid #f0f0f0}.preview-modal-title{display:flex;justify-content:space-between;align-items:center;padding-right:40px}.preview-file-info{display:flex;flex-direction:column;gap:2px}.preview-loading{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100%;gap:16px}.preview-image-container{display:flex;justify-content:center;align-items:center;height:100%;overflow:auto;background:#f5f5f5;padding:16px}.preview-image{max-width:100%;max-height:100%;object-fit:contain}.preview-pdf-container{height:100%;width:100%}.preview-pdf{width:100%;height:100%;border:none}.preview-text-container{height:100%;overflow:auto;background:#1e1e1e}.preview-text{margin:0;padding:16px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:13px;line-height:1.6;color:#d4d4d4;white-space:pre-wrap;word-wrap:break-word}.preview-unsupported{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100%;gap:16px;background:#fafafa}.folder-view{max-width:1400px;margin:0 auto}.folder-view-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.upload-card{margin-bottom:24px}.upload-dragger{padding:20px}.upload-progress{margin-top:16px;text-align:center}.contents-table-card{margin-bottom:24px}.loading-container{display:flex;justify-content:center;align-items:center;min-height:400px}.ant-table-row{cursor:default}.ant-table-row:hover{background-color:#fafafa}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}