:root{--bg: #0f1117;--card: #171a23;--border: #262b38;--fg: #e6e9f0;--fg-muted: #8b93a7;--accent: #4f8cff;--success: #2ecc71;--warning: #f39c12;--danger: #e74c3c}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);font-size:14px}a{color:inherit;text-decoration:none}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}input,textarea,select{background:var(--bg);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font-size:13px;width:100%}textarea{resize:vertical}.layout{display:flex;min-height:100vh}.main-content{flex:1;padding:24px;min-width:0;overflow-x:hidden}.sidebar{width:220px;flex-shrink:0;display:flex;flex-direction:column;padding:16px 12px;background:var(--card);border-right:1px solid var(--border);position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar-header{display:flex;align-items:center;gap:10px;padding:4px 8px 16px}.sidebar-logo{width:36px;height:36px;border-radius:8px;background:linear-gradient(135deg,var(--accent),#9b59b6);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff}.sidebar-title{font-weight:700;font-size:14px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;margin:2px 0;border-radius:8px;cursor:pointer;color:var(--fg-muted);font-size:13px}.nav-item:hover{background:#ffffff0a;color:var(--fg)}.nav-item.active{background:#4f8cff26;color:var(--accent);font-weight:600}.refresh-indicator{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--fg-muted);padding:0 8px}.refresh-indicator .dot{width:8px;height:8px;border-radius:50%;background:var(--success);animation:pulse 2s infinite}@keyframes pulse{50%{opacity:.4}}.page-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}.page-title{font-size:22px;font-weight:700}.page-subtitle{font-size:13px;color:var(--fg-muted);margin-top:2px}.ai-badge{display:inline-flex;align-items:center;gap:6px;background:#9b59b626;color:#bb8fce;border:1px solid rgba(155,89,182,.35);padding:4px 10px;border-radius:999px;font-size:11px;font-weight:600}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.stat-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.stat-label{font-size:12px;color:var(--fg-muted);text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:30px;font-weight:700;margin-top:6px}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;padding:8px 10px;color:var(--fg-muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border)}td{padding:10px;border-bottom:1px solid var(--border);vertical-align:middle}tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:600;text-transform:capitalize;white-space:nowrap}.badge-gray{background:#8b93a726;color:var(--fg-muted)}.badge-info{background:#4f8cff26;color:var(--accent)}.badge-success{background:#2ecc7126;color:var(--success)}.badge-warning{background:#f39c1226;color:var(--warning)}.badge-danger{background:#e74c3c2e;color:var(--danger)}.performance-bar{width:100%;height:6px;border-radius:3px;background:var(--border);overflow:hidden}.performance-bar-fill{height:100%;border-radius:3px;background:linear-gradient(90deg,var(--accent),var(--success));transition:width .4s ease}.avatar{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--accent);color:#fff;font-size:12px;font-weight:700}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:80px 0;color:var(--fg-muted)}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:40px 20px;color:var(--fg-muted)}.empty-state-icon{font-size:34px;margin-bottom:8px}.chat-message{padding:12px;border-bottom:1px solid var(--border);cursor:default}.chat-message-header{display:flex;justify-content:space-between;font-size:12px;margin-bottom:4px}.chat-message-sender{font-weight:700;color:var(--accent)}.chat-message-text{font-size:13px;line-height:1.45}button{font-family:inherit;font-size:13px;cursor:pointer;border:none;border-radius:8px;padding:9px 16px}.btn-primary{background:var(--accent);color:#fff;font-weight:600}.btn-primary:hover{filter:brightness(1.1)}.btn-secondary{background:transparent;color:var(--fg-muted);border:1px solid var(--border)}.btn-secondary:hover{color:var(--fg);border-color:var(--fg-muted)}.btn-sm{padding:5px 12px;font-size:12px;border-radius:6px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal{background:var(--card);border:1px solid var(--border);border-radius:14px;width:100%;max-width:520px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border)}.modal-title{font-weight:700;font-size:16px}.modal-close{background:none;color:var(--fg-muted);font-size:22px;line-height:1;padding:0 4px}.modal-close:hover{color:var(--fg)}.modal-body{padding:18px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:14px 18px;border-top:1px solid var(--border)}.form-group{margin-bottom:14px}.form-label{display:block;font-size:12px;color:var(--fg-muted);margin-bottom:6px;font-weight:600}.issue-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:12px}.issue-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.issue-title{font-weight:600;font-size:14px}.issue-meta{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--fg-muted);margin-top:6px;flex-wrap:wrap}.issue-desc{font-size:13px;color:var(--fg-muted);margin-top:10px;line-height:1.5}.error-pattern{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:12px}.error-pattern-header{display:flex;justify-content:space-between;align-items:center}.error-pattern-title{font-weight:700;font-size:14px}.error-pattern-count{color:var(--warning);font-weight:600;font-size:12px}.error-pattern-users{font-size:12px;color:var(--fg-muted);margin-top:6px}.error-pattern-sample{font-size:12px;color:var(--fg-muted);padding:8px 10px;margin-top:8px;background:var(--bg);border-radius:8px;line-height:1.45}.leave-status{display:inline-flex;align-items:center;gap:6px;font-size:12px}.leave-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.leave-present{background:var(--success)}.leave-leave{background:var(--danger)}