:root{--primary:#6366f1;--primary-hover:#4f46e5;--success:#22c55e;--danger:#ef4444;--warning:#f59e0b;--text:#1f2937;--text-light:#6b7280;--bg:#f9fafb;--card:#fff;--border:#e5e7eb;--shadow:0 4px 6px -1px #0000001a}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}.container{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.card{background:var(--card);box-shadow:var(--shadow);border-radius:16px;width:100%;max-width:400px;padding:40px}.logo{text-align:center;margin-bottom:32px}.logo h1{color:var(--primary);font-size:28px;font-weight:700}.logo p{color:var(--text-light);margin-top:8px;font-size:14px}.form{flex-direction:column;gap:20px;display:flex}.form-group{flex-direction:column;gap:6px;display:flex}.form-group label{color:var(--text);font-size:14px;font-weight:500}.form-group input{border:1px solid var(--border);border-radius:8px;padding:12px 16px;font-size:15px;transition:border-color .2s,box-shadow .2s}.form-group input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #6366f11a}.form-group input::placeholder{color:var(--text-light)}.btn{cursor:pointer;border:none;border-radius:8px;padding:12px 24px;font-size:15px;font-weight:500;transition:all .2s}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.error{color:var(--danger);background:#fef2f2;border:1px solid #fecaca;border-radius:8px;padding:12px 16px;font-size:14px}.success{color:var(--success);background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;padding:12px 16px;font-size:14px}.footer{text-align:center;color:var(--text-light);margin-top:24px;font-size:14px}.footer a{color:var(--primary);font-weight:500;text-decoration:none}.footer a:hover{text-decoration:underline}.oauth-header{text-align:center;margin-bottom:32px}.oauth-header h2{margin-bottom:8px;font-size:20px;font-weight:600}.oauth-header p{color:var(--text-light);font-size:14px}.oauth-client{background:var(--bg);border-radius:12px;margin-bottom:24px;padding:20px}.oauth-client h3{margin-bottom:4px;font-size:18px;font-weight:600}.oauth-client p{color:var(--text-light);font-size:13px}.oauth-permissions{margin-bottom:24px}.oauth-permissions h4{color:var(--text-light);margin-bottom:12px;font-size:14px;font-weight:500}.oauth-permissions ul{flex-direction:column;gap:8px;list-style:none;display:flex}.oauth-permissions li{align-items:center;gap:8px;font-size:14px;display:flex}.oauth-permissions li:before{content:"✓";color:var(--success);font-weight:600}.oauth-actions{gap:12px;display:flex}.oauth-actions .btn{flex:1}.loading{color:var(--text-light);justify-content:center;align-items:center;gap:8px;display:flex}.spinner{border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:20px;height:20px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.docs-content{line-height:1.8}.docs-content h2{border-bottom:1px solid #ffffff1a;margin-bottom:24px;padding-bottom:12px;font-size:24px}.docs-content h3{color:#6366f1;margin:24px 0 12px;font-size:18px}.docs-content h4{color:#fff;margin:16px 0 8px;font-size:16px}.docs-content section{margin-bottom:24px}.docs-content p{color:#aaa;margin:8px 0}.docs-content pre{white-space:pre-wrap;word-break:break-all;background:#0006;border:1px solid #ffffff1a;border-radius:8px;padding:16px;font-size:13px;line-height:1.6;overflow:auto}.docs-content code{background:#6366f133;border-radius:4px;padding:2px 6px;font-size:13px}.docs-content a{color:#6366f1;text-decoration:none}.docs-content a:hover{text-decoration:underline}.docs-content table{border-collapse:collapse;width:100%;font-size:14px}.docs-content th{text-align:left;color:#fff;border-bottom:1px solid #ffffff1a;padding:12px 8px;font-weight:600}.docs-content td{border-bottom:1px solid #ffffff0d;padding:12px 8px}.docs-content ul{margin:8px 0;padding-left:20px}.docs-content li{color:#aaa;margin:4px 0}.user-center-container{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.user-center-container.mobile{padding:8px}.user-card{background:var(--card);box-shadow:var(--shadow);border-radius:16px;width:100%;max-width:800px;padding:40px}.user-center-container.mobile .user-card{border-radius:12px;padding:16px}.loading-card,.error-card{text-align:center;padding:60px}.user-center-container.mobile .loading-card,.user-center-container.mobile .error-card{padding:40px 24px}.loading-text{color:var(--text-secondary);margin-top:20px}.user-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:20px;display:flex}.user-center-container.mobile .user-header{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:16px;padding-bottom:16px}.user-header-left{align-items:center;gap:16px;display:flex}.user-center-container.mobile .user-header-left{gap:12px;width:100%}.user-avatar{cursor:pointer;background-position:50%;background-size:cover;border-radius:50%;flex-shrink:0;width:56px;height:56px}.user-center-container.mobile .user-avatar{width:48px;height:48px}.user-info{flex:1;min-width:0}.user-name{text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:20px;overflow:hidden}.user-center-container.mobile .user-name{font-size:18px}.user-email{color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;margin:4px 0 0;font-size:14px;overflow:hidden}.user-center-container.mobile .user-email{font-size:13px}.verified-badge{color:var(--success);margin-left:8px;font-size:12px}.btn-logout{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:6px;flex-shrink:0;padding:8px 16px;font-size:14px}.user-center-container.mobile .btn-logout{padding:6px 12px;font-size:13px}.tab-nav{background:var(--bg-surface,#f3f4f6);border-radius:8px;gap:4px;margin-bottom:24px;padding:4px;display:flex}.user-center-container.mobile .tab-nav{-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none;gap:2px;margin-bottom:16px;overflow-x:auto}.user-center-container.mobile .tab-nav::-webkit-scrollbar{display:none}.tab-btn{color:var(--text-secondary);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:6px;flex:1;padding:10px 16px;font-size:14px;transition:all .2s}.user-center-container.mobile .tab-btn{flex:none;padding:8px 12px;font-size:13px}.tab-btn.active{background:var(--primary);color:#fff}.tab-content{animation:.2s fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.section-title{margin:0 0 16px;font-size:16px}.user-center-container.mobile .section-title{font-size:15px}.section-header{margin-bottom:16px}.section-header h3{margin:0 0 8px;font-size:16px}.user-center-container.mobile .section-header h3{font-size:15px}.section-header p{color:var(--text-muted);margin:0;font-size:13px}.user-center-container.mobile .section-header p{font-size:12px}.section-header.with-action{justify-content:space-between;align-items:center;display:flex}.user-center-container.mobile .section-header.with-action{flex-direction:column;align-items:flex-start;gap:12px}.apps-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;display:grid}.user-center-container.mobile .apps-grid{grid-template-columns:1fr;gap:12px}.app-card{background:var(--bg-surface,#f3f4f6);text-align:center;cursor:pointer;border:1px solid #0000;border-radius:12px;padding:20px;transition:all .2s}.user-center-container.mobile .app-card{padding:16px}.app-card:hover{border-color:var(--primary);transform:translateY(-2px)}.app-icon{border-radius:12px;justify-content:center;align-items:center;width:56px;height:56px;margin:0 auto 12px;font-size:24px;display:flex}.user-center-container.mobile .app-icon{width:48px;height:48px;font-size:20px}.app-name{text-overflow:ellipsis;white-space:nowrap;margin-bottom:4px;font-weight:500;overflow:hidden}.app-desc{color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;margin-bottom:8px;font-size:12px;overflow:hidden}.app-action{color:var(--primary);font-size:12px}.app-warning{color:#f59e0b;background:#f59e0b1a;border-radius:4px;margin-top:8px;padding:4px 8px;font-size:11px}.tip-box,.info-box{color:var(--text-secondary);background:#6366f11a;border-radius:8px;margin-top:24px;padding:16px;font-size:13px}.user-center-container.mobile .tip-box,.user-center-container.mobile .info-box{margin-top:16px;padding:12px;font-size:12px}.info-box{color:#4338ca;background:#eef2ff}.message{border-radius:8px;margin-bottom:16px;padding:12px 16px;font-size:14px}.user-center-container.mobile .message{padding:10px 12px;font-size:13px}.message.success{color:#10b981;background:#10b9811a}.message.error{color:#ef4444;background:#ef44441a}.profile-section{background:var(--bg-surface,#f3f4f6);border-radius:8px;margin-bottom:16px;padding:16px}.user-center-container.mobile .profile-section{padding:12px}.avatar-section{align-items:center;gap:16px;display:flex}.user-center-container.mobile .avatar-section{text-align:center;flex-direction:column;gap:12px}.avatar-preview{background-position:50%;background-size:cover;border-radius:50%;flex-shrink:0;width:80px;height:80px}.user-center-container.mobile .avatar-preview{width:64px;height:64px}.avatar-controls{flex:1}.avatar-label{margin-bottom:8px;font-size:15px;font-weight:500}.user-center-container.mobile .avatar-label{font-size:14px}.avatar-hint,.form-hint{color:var(--text-muted);margin-top:8px;font-size:12px}.user-center-container.mobile .avatar-hint,.user-center-container.mobile .form-hint{font-size:11px}.form-label{margin-bottom:8px;font-size:15px;font-weight:500;display:block}.user-center-container.mobile .form-label{font-size:14px}.form-row{gap:12px;display:flex}.user-center-container.mobile .form-row{flex-direction:column}.form-input{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:6px;flex:1;padding:10px 12px;font-size:15px}.user-center-container.mobile .form-input{padding:10px;font-size:14px}.form-group{margin-bottom:12px}.btn{cursor:pointer;border:none;border-radius:6px;justify-content:center;align-items:center;padding:10px 20px;font-size:14px;text-decoration:none;transition:all .2s;display:inline-flex}.btn:disabled{opacity:.7;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--bg-surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--border)}.btn-danger{color:#fff;background:#ef4444}.btn-danger:hover:not(:disabled){opacity:.9}.btn-warning{color:#fff;background:#f59e0b}.btn-sm{padding:6px 12px;font-size:12px}.client-form{background:var(--bg-surface,#f3f4f6);border-radius:8px;margin-bottom:16px;padding:16px}.user-center-container.mobile .client-form{padding:12px}.client-form h4{margin:0 0 12px;font-size:14px}.clients-list{flex-direction:column;gap:12px;display:flex}.client-item{background:var(--bg-surface,#f3f4f6);border-radius:8px;padding:16px}.user-center-container.mobile .client-item{padding:12px}.client-header{justify-content:space-between;align-items:flex-start;margin-bottom:8px;display:flex}.client-info{flex:1;min-width:0}.client-name{text-overflow:ellipsis;white-space:nowrap;margin-bottom:4px;font-weight:500;overflow:hidden}.client-id{color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;font-family:monospace;font-size:12px;overflow:hidden}.client-status{border-radius:4px;flex-shrink:0;padding:4px 8px;font-size:12px}.client-status.active{color:#10b981;background:#10b9811a}.client-status.pending{color:#eab308;background:#eab3081a}.client-redirect{color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;margin-bottom:12px;font-size:13px;overflow:hidden}.user-center-container.mobile .client-redirect{font-size:12px}.client-actions{gap:8px;display:flex}.user-center-container.mobile .client-actions{flex-wrap:wrap}.info-section{background:var(--bg-surface,#f3f4f6);border-radius:8px;margin-bottom:16px;padding:16px}.user-center-container.mobile .info-section{padding:12px}.info-section .section-title{margin-bottom:16px}.info-row{border-bottom:1px solid var(--border);justify-content:space-between;padding:8px 0;display:flex}.info-row:last-child{border-bottom:none}.info-label{color:var(--text-secondary);font-size:14px}.info-value{text-align:right;font-size:14px}.user-center-container.mobile .info-label,.user-center-container.mobile .info-value{font-size:13px}.verify-link{color:#f59e0b;margin-left:8px;font-size:12px;text-decoration:none}.info-text{color:var(--text-muted);margin:0;font-size:14px}.user-center-container.mobile .info-text{font-size:13px}.logs-list{background:var(--bg-surface,#f3f4f6);border-radius:8px;overflow:hidden}.log-item{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.user-center-container.mobile .log-item{flex-direction:column;align-items:flex-start;gap:8px;padding:12px}.log-item:last-child{border-bottom:none}.log-main{flex:1;min-width:0}.log-action{align-items:center;gap:8px;margin-bottom:4px;display:flex}.action-name{font-weight:500}.log-meta{color:var(--text-muted);font-size:12px}.user-center-container.mobile .log-meta{font-size:11px}.status-success{color:#10b981;font-size:12px}.status-error{color:#ef4444;font-size:12px}.log-time{color:var(--text-secondary);flex-shrink:0;font-size:12px}.user-center-container.mobile .log-time{font-size:11px}.pagination{justify-content:center;align-items:center;gap:16px;margin-top:16px;padding:12px 0;display:flex}.user-center-container.mobile .pagination{gap:12px}.page-info{color:var(--text-secondary);font-size:13px}.user-center-container.mobile .page-info{font-size:12px}.empty-state{background:var(--bg-surface,#f3f4f6);text-align:center;color:var(--text-muted);border-radius:8px;padding:32px}.user-center-container.mobile .empty-state{padding:24px}.security-item{background:var(--bg-surface,#f3f4f6);border-radius:8px;justify-content:space-between;align-items:center;margin-bottom:16px;padding:16px;display:flex}.user-center-container.mobile .security-item{flex-direction:column;align-items:flex-start;gap:12px;padding:12px}.security-info h4{margin:0 0 4px;font-size:16px}.user-center-container.mobile .security-info h4{font-size:15px}.security-info p{color:var(--text-muted);margin:0;font-size:13px}.user-center-container.mobile .security-info p{font-size:12px}.verified-text{color:var(--success);font-size:14px}.danger-zone{background:#ef44441a;border:1px solid #ef44444d;border-radius:8px;padding:16px}.user-center-container.mobile .danger-zone{padding:12px}.danger-zone h4{color:#ef4444;margin:0 0 8px;font-size:16px}.user-center-container.mobile .danger-zone h4{font-size:15px}.danger-zone p{color:var(--text-muted);margin:0 0 12px;font-size:13px}.user-center-container.mobile .danger-zone p{font-size:12px}.footer-links{border-top:1px solid var(--border);justify-content:center;gap:24px;margin-top:24px;padding-top:16px;display:flex}.user-center-container.mobile .footer-links{flex-wrap:wrap;gap:16px;margin-top:16px;padding-top:12px}.footer-links a{color:var(--text-secondary);font-size:13px;text-decoration:none}.footer-links a:hover{color:var(--primary);text-decoration:underline}.user-center-container.mobile .footer-links a{font-size:12px}:root{--bg-surface:#f3f4f6;--text-secondary:#6b7280;--text-muted:#9ca3af}@media (prefers-color-scheme:dark){:root{--bg-surface:#1f2937;--text-secondary:#9ca3af;--text-muted:#6b7280}}