*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans SC,sans-serif;font-size:14px;line-height:1.5;color:#374151;background:#f5f6fa;-webkit-font-smoothing:antialiased}#root{min-height:100vh}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#9ca3af}.layout{display:flex;height:100vh;background:#f5f6fa}.sidebar{width:220px;background:#1a1d29;color:#c4c7ce;display:flex;flex-direction:column;transition:width .2s ease;flex-shrink:0}.sidebar.collapsed{width:60px}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid #2a2d3a}.logo{font-size:16px;font-weight:600;color:#fff;white-space:nowrap;margin:0}.collapse-btn{background:none;border:1px solid #3a3d4a;color:#c4c7ce;cursor:pointer;padding:2px 6px;border-radius:4px;font-size:12px}.collapse-btn:hover{background:#2a2d3a}.nav-list{flex:1;padding:8px;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:6px;color:#c4c7ce;text-decoration:none;font-size:14px;transition:background .15s}.nav-item:hover{background:#2a2d3a;color:#fff}.nav-item.active{background:#3b82f6;color:#fff}.nav-icon{font-size:16px;width:20px;text-align:center}.nav-label{white-space:nowrap}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:#fff;border-bottom:1px solid #e5e7eb;height:56px;flex-shrink:0}.page-title{font-size:18px;font-weight:600;color:#1f2937}.topbar-right{display:flex;align-items:center;gap:12px}.project-badge{background:#eff6ff;color:#3b82f6;padding:4px 12px;border-radius:12px;font-size:13px;font-weight:500}.content-area{flex:1;overflow-y:auto;padding:24px}.metric-card{background:#fff;border-radius:8px;padding:20px;box-shadow:0 1px 3px #00000014;border:1px solid #e5e7eb}.metric-card-header{display:flex;align-items:center;gap:8px;margin-bottom:8px}.metric-icon{font-size:18px}.metric-title{font-size:13px;color:#6b7280;font-weight:500}.metric-value{font-size:28px;font-weight:700;color:#1f2937;line-height:1.2}.metric-subtitle{font-size:12px;color:#9ca3af;margin-top:4px}.status-badge{display:inline-block;padding:2px 10px;border-radius:10px;font-size:12px;font-weight:500;line-height:20px}.status-draft{background:#f3f4f6;color:#6b7280}.status-running{background:#ecfdf5;color:#059669}.status-completed{background:#eff6ff;color:#2563eb}.status-stopped{background:#fef2f2;color:#dc2626}.dashboard{max-width:1200px}.loading{display:flex;justify-content:center;align-items:center;height:200px;color:#9ca3af;font-size:16px}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}.chart-section{background:#fff;border-radius:8px;padding:20px;margin-bottom:24px;box-shadow:0 1px 3px #00000014;border:1px solid #e5e7eb}.section-title{font-size:16px;font-weight:600;color:#1f2937;margin:0 0 16px}.chart-container{width:100%}.active-experiments-section{background:#fff;border-radius:8px;padding:20px;box-shadow:0 1px 3px #00000014;border:1px solid #e5e7eb}.empty-state{color:#9ca3af;text-align:center;padding:40px;font-size:14px}.experiment-cards{display:flex;flex-direction:column;gap:8px}.experiment-card{padding:14px 16px;border:1px solid #e5e7eb;border-radius:6px;cursor:pointer;transition:border-color .15s,box-shadow .15s}.experiment-card:hover{border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f61a}.exp-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.exp-card-name{font-weight:600;color:#1f2937;font-size:14px}.exp-card-meta{display:flex;gap:16px;font-size:12px;color:#6b7280;margin-bottom:4px}.exp-card-footer{font-size:12px;color:#9ca3af}.experiments-page{max-width:1200px}.btn{display:inline-flex;align-items:center;gap:4px;padding:8px 16px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;border:1px solid #d1d5db;background:#fff;color:#374151;transition:all .15s}.btn:hover{background:#f9fafb}.btn-primary:hover{background:#2563eb}.filter-tabs{display:flex;gap:4px;margin-bottom:16px}.filter-tab{padding:6px 14px;border-radius:6px;background:#f3f4f6;border:1px solid transparent;color:#6b7280;cursor:pointer;font-size:13px;font-weight:500;transition:all .15s}.filter-tab:hover{background:#e5e7eb}.filter-tab.active{background:#eff6ff;color:#3b82f6;border-color:#3b82f6}.table-wrapper{background:#fff;border-radius:8px;border:1px solid #e5e7eb;overflow:hidden;box-shadow:0 1px 3px #00000014}.data-table th{text-align:left;padding:12px 16px;font-size:12px;font-weight:600;color:#6b7280;text-transform:uppercase;letter-spacing:.05em;background:#f9fafb;border-bottom:1px solid #e5e7eb}.exp-name-cell{font-weight:600;color:#1f2937}.loading{display:flex;justify-content:center;padding:60px;color:#9ca3af;font-size:16px}.editor-page{max-width:720px}.editor-form{display:flex;flex-direction:column;gap:20px}.form-section{background:#fff;border-radius:8px;padding:20px;border:1px solid #e5e7eb;box-shadow:0 1px 3px #00000014}.form-section-title{font-size:15px;font-weight:600;color:#1f2937;margin:0 0 16px;padding-bottom:12px;border-bottom:1px solid #f3f4f6}.form-field{margin-bottom:14px}.form-field:last-child{margin-bottom:0}.form-label{display:block;font-size:13px;font-weight:500;color:#374151;margin-bottom:6px}.form-input,.form-select{width:100%;padding:8px 12px;border:1px solid #d1d5db;border-radius:6px;font-size:14px;color:#1f2937;background:#fff;box-sizing:border-box;transition:border-color .15s}.form-input:focus,.form-select:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f61a}.form-textarea{width:100%;padding:8px 12px;border:1px solid #d1d5db;border-radius:6px;font-size:13px;font-family:monospace;color:#1f2937;box-sizing:border-box;resize:vertical;transition:border-color .15s}.form-textarea:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f61a}.form-hint{display:block;font-size:12px;color:#9ca3af;margin-top:4px}.variants-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:12px}.variant-card{padding:16px;border:1px solid #d1d5db;border-radius:8px;background:#f9fafb}.variant-treatment{border-color:#93c5fd;background:#eff6ff}.variant-label{font-size:14px;font-weight:600;color:#374151;margin:0 0 12px}.rollout-bar{height:8px;background:#e5e7eb;border-radius:4px;overflow:hidden;position:relative;margin:8px 0 4px}.rollout-fill{height:100%;background:#3b82f6;border-radius:4px;transition:width .2s}.rollout-text{font-size:12px;color:#9ca3af}.form-actions{display:flex;justify-content:flex-end;gap:8px;padding:4px 0}.detail-page{max-width:1000px}.detail-header{margin-bottom:24px}.detail-title{font-size:22px;font-weight:700;color:#1f2937;margin:8px 0}.detail-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.meta-item{font-size:13px;color:#6b7280}.variant-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px}.variant-result-card{background:#fff;border-radius:8px;padding:20px;border:1px solid #e5e7eb;box-shadow:0 1px 3px #00000014}.variant-result-card.treatment{border-color:#93c5fd;background:#eff6ff}.variant-result-name{font-size:14px;font-weight:600;color:#374151;margin:0 0 8px}.variant-result-value{font-size:32px;font-weight:700;color:#1f2937;margin-bottom:12px}.variant-result-details{font-size:13px;color:#6b7280;line-height:1.8}.stats-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}.stat-item{background:#fff;border-radius:8px;padding:16px;border:1px solid #e5e7eb;display:flex;flex-direction:column;gap:4px}.stat-label{font-size:12px;color:#6b7280;font-weight:500;text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:20px;font-weight:700}.stat-value.significant{color:#059669}.stat-value.not-significant{color:#dc2626}.stat-value.positive{color:#059669}.stat-hint{font-size:12px;color:#6b7280}.chart-section{background:#fff;border-radius:8px;padding:20px;margin-bottom:20px;border:1px solid #e5e7eb;box-shadow:0 1px 3px #00000014}.section-title{font-size:15px;font-weight:600;color:#1f2937;margin:0 0 16px}.empty-state p{margin:0 0 16px;font-size:15px}.btn-small{padding:4px 10px;font-size:12px}.flags-page{max-width:1000px}.create-flag-form{background:#fff;border-radius:8px;padding:16px;margin-bottom:16px;border:1px solid #e5e7eb}.form-row{display:flex;gap:8px;align-items:center}.form-input{flex:1;padding:8px 12px;border:1px solid #d1d5db;border-radius:6px;font-size:14px;color:#1f2937}.data-table td{padding:12px 16px;font-size:14px;color:#374151;border-bottom:1px solid #f3f4f6}.flag-name-cell{font-weight:600}.key-code{background:#f3f4f6;padding:2px 6px;border-radius:4px;font-size:12px;color:#6b7280}.toggle-status{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:500}.toggle-status.enabled{background:#ecfdf5;color:#059669}.toggle-status.disabled{background:#f3f4f6;color:#9ca3af}.toggle-btn{width:40px;height:22px;border-radius:11px;border:none;cursor:pointer;position:relative;transition:background .2s;padding:0}.toggle-btn.on{background:#059669}.toggle-btn.off{background:#d1d5db}.toggle-thumb{width:18px;height:18px;border-radius:50%;background:#fff;position:absolute;top:2px;left:2px;transition:left .2s;box-shadow:0 1px 2px #00000026}.toggle-btn.on .toggle-thumb{left:20px}.btn{display:inline-flex;align-items:center;gap:4px;padding:8px 16px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;border:1px solid #d1d5db;background:#fff;color:#374151}.btn-primary{background:#3b82f6;color:#fff;border-color:#3b82f6}.loading,.empty-state{text-align:center;padding:60px 20px;color:#6b7280}.empty-state p{margin:0 0 16px}.events-page{max-width:1200px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.page-header .page-title{font-size:22px;font-weight:700;color:#1f2937;margin:0}.search-bar{display:flex;align-items:center;gap:12px;margin-bottom:16px}.search-input{flex:1;max-width:400px;padding:8px 12px;border:1px solid #d1d5db;border-radius:6px;font-size:14px;color:#1f2937}.search-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f61a}.search-count{font-size:13px;color:#6b7280}.table-wrapper{background:#fff;border-radius:8px;border:1px solid #e5e7eb;overflow:hidden}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:12px 16px;font-size:12px;font-weight:600;color:#6b7280;text-transform:uppercase;background:#f9fafb;border-bottom:1px solid #e5e7eb}.data-table td{padding:12px 16px;font-size:13px;color:#374151;border-bottom:1px solid #f3f4f6}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#f9fafb}.event-name-badge{display:inline-block;background:#eff6ff;color:#3b82f6;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:500}.mono{font-family:monospace;font-size:12px;color:#6b7280}.props-preview{font-family:monospace;font-size:11px;color:#9ca3af;cursor:help}.loading{text-align:center;padding:60px;color:#9ca3af}.empty-state{text-align:center;padding:60px 20px;color:#6b7280}.empty-state p{margin:0;font-size:15px}.settings-page{max-width:720px}.page-header{margin-bottom:24px}.page-title{font-size:22px;font-weight:700;color:#1f2937;margin:0}.settings-section{background:#fff;border-radius:8px;padding:20px;margin-bottom:16px;border:1px solid #e5e7eb}.section-title{font-size:15px;font-weight:600;color:#1f2937;margin:0 0 12px}.section-hint{font-size:13px;color:#6b7280;margin:8px 0 0}.api-key-row{display:flex;align-items:center;gap:8px}.api-key{font-family:monospace;font-size:13px;background:#f3f4f6;padding:8px 12px;border-radius:4px;color:#374151;flex:1}.setting-field{margin-bottom:14px}.setting-field:last-child{margin-bottom:0}.setting-label{display:block;font-size:13px;font-weight:500;color:#374151;margin-bottom:6px}.form-input{width:100%;padding:8px 12px;border:1px solid #d1d5db;border-radius:6px;font-size:14px;color:#1f2937;box-sizing:border-box}.form-input:disabled{background:#f9fafb;color:#9ca3af}.form-input:focus{outline:none;border-color:#3b82f6}.code-block{background:#1a1d29;border-radius:6px;overflow-x:auto}.code-block pre{margin:0;padding:16px;font-size:13px;line-height:1.5;color:#e5e7eb}.btn-small{padding:4px 10px;font-size:12px;border-radius:4px;border:1px solid #d1d5db;background:#fff;cursor:pointer;color:#374151}.btn-small:hover{background:#f9fafb}