:root{--color-primary: hsl(221, 83%, 53%);--color-primary-light: hsl(221, 83%, 96%);--color-primary-dark: hsl(221, 83%, 42%);--color-bg: #ffffff;--color-surface: #f8f9fa;--color-border: #e2e5e9;--color-text: #1a1d21;--color-text-secondary: #6b7280;--color-text-muted: #9ca3af;--color-success: #059669;--color-success-light: #ecfdf5;--color-warning: #d97706;--color-warning-light: #fffbeb;--color-danger: #dc2626;--color-danger-light: #fef2f2;--font-family: "Noto Sans", -apple-system, BlinkMacSystemFont, sans-serif;--radius: .5rem;--radius-lg: 1rem;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .06);--sidebar-width: 240px;--sidebar-collapsed: 64px;--topbar-height: 60px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:var(--font-family);font-size:14px;color:var(--color-text);background:var(--color-surface);-webkit-font-smoothing:antialiased}#root{height:100%}.portal-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:1rem;color:var(--color-text-secondary)}.loading-spinner{width:36px;height:36px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.portal-error{display:flex;align-items:center;justify-content:center;height:100vh;padding:1rem}.error-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:2rem;max-width:420px;text-align:center}.error-card h2{font-size:1.25rem;font-weight:600;margin-bottom:.75rem}.error-card p{color:var(--color-text-secondary);line-height:1.5}.error-hint{margin-top:1rem;font-size:.85rem;color:var(--color-text-muted)}.portal-layout{display:flex;height:100vh;overflow:hidden}.portal-main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}.portal-content{flex:1;overflow-y:auto;padding:1.5rem}.portal-sidebar{width:var(--sidebar-width);background:var(--color-bg);border-right:1px solid var(--color-border);display:flex;flex-direction:column;transition:width .2s ease;flex-shrink:0;z-index:20}.portal-sidebar.collapsed{width:var(--sidebar-collapsed)}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:1rem;border-bottom:1px solid var(--color-border);min-height:60px}.sidebar-logo{display:flex;align-items:center;gap:.625rem;overflow:hidden}.logo-mark{width:32px;height:32px;background:var(--color-primary);color:#fff;border-radius:6px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1rem;flex-shrink:0}.logo-text{font-weight:600;font-size:.95rem;color:var(--color-text);white-space:nowrap}.sidebar-toggle{background:none;border:none;cursor:pointer;color:var(--color-text-secondary);padding:4px;border-radius:4px;display:flex;align-items:center}.sidebar-toggle:hover{background:var(--color-surface)}.sidebar-nav{flex:1;padding:.5rem;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.625rem .75rem;border-radius:var(--radius);color:var(--color-text-secondary);text-decoration:none;font-size:.9rem;font-weight:500;transition:background .15s,color .15s;white-space:nowrap}.nav-item:hover{background:var(--color-surface);color:var(--color-text)}.nav-item.active{background:var(--color-primary-light);color:var(--color-primary)}.nav-label{overflow:hidden;text-overflow:ellipsis}.collapsed .nav-item{justify-content:center;padding:.625rem}.sidebar-footer{padding:.75rem 1rem;border-top:1px solid var(--color-border)}.user-info{display:flex;align-items:center;gap:.625rem}.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--color-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.85rem;flex-shrink:0}.user-detail{overflow:hidden}.user-name{font-weight:600;font-size:.85rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-role{font-size:.75rem;color:var(--color-text-muted)}.portal-topbar{display:flex;align-items:center;padding:0 1.5rem;height:var(--topbar-height);background:var(--color-bg);border-bottom:1px solid var(--color-border);flex-shrink:0}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer;color:var(--color-text-secondary);padding:4px;margin-right:.75rem}.topbar-title{flex:1}.topbar-breadcrumb{display:block;font-size:.7rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:500;margin-bottom:1px}.topbar-title h1{font-size:1.125rem;font-weight:600}.topbar-right{display:flex;align-items:center;gap:.75rem}.user-avatar-sm{width:28px;height:28px;border-radius:50%;background:var(--color-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.75rem}.mobile-tab-bar{display:none;background:var(--color-bg);border-top:1px solid var(--color-border);padding:.25rem 0;z-index:20}.tab-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:.375rem 0;color:var(--color-text-muted);text-decoration:none;font-size:.65rem;font-weight:500;flex:1}.tab-item.active{color:var(--color-primary)}.tab-label{line-height:1}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.25rem}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.card-title{font-size:1rem;font-weight:600}.card-subtitle{font-size:.8rem;color:var(--color-text-secondary);margin-top:2px}.badge{display:inline-flex;align-items:center;padding:.2rem .6rem;border-radius:999px;font-size:.75rem;font-weight:500;white-space:nowrap}.badge-green{background:var(--color-success-light);color:var(--color-success)}.badge-amber{background:var(--color-warning-light);color:var(--color-warning)}.badge-red{background:var(--color-danger-light);color:var(--color-danger)}.badge-blue{background:var(--color-primary-light);color:var(--color-primary)}.badge-gray{background:var(--color-surface);color:var(--color-text-secondary)}.metric-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem}.metric-box{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1rem 1.25rem}.metric-label{font-size:.75rem;color:var(--color-text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.03em}.metric-value{font-size:1.5rem;font-weight:700;margin-top:.25rem;color:var(--color-text)}.metric-detail{font-size:.8rem;color:var(--color-text-secondary);margin-top:.25rem}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.875rem}thead th{text-align:left;font-size:.75rem;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.03em;padding:.625rem .75rem;border-bottom:1px solid var(--color-border);white-space:nowrap}tbody td{padding:.75rem;border-bottom:1px solid var(--color-border);vertical-align:middle}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--color-surface)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem 1rem;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg);color:var(--color-text);font-size:.85rem;font-weight:500;font-family:var(--font-family);cursor:pointer;transition:background .15s,border-color .15s;white-space:nowrap}.btn:hover{background:var(--color-surface)}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark)}.btn-sm{padding:.35rem .75rem;font-size:.8rem}.btn:disabled{opacity:.5;cursor:not-allowed}input[type=text],textarea{width:100%;padding:.5rem .75rem;border:1px solid var(--color-border);border-radius:var(--radius);font-family:var(--font-family);font-size:.875rem;color:var(--color-text);background:var(--color-bg);outline:none;transition:border-color .15s}input[type=text]:focus,textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #2463eb1f}textarea{resize:vertical;min-height:80px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 1rem;color:var(--color-text-muted);text-align:center}.empty-state p{margin-top:.5rem;font-size:.9rem}.section{margin-bottom:1.5rem}.section-title{font-size:1rem;font-weight:600;margin-bottom:.75rem}.progress-bar{width:100%;height:6px;background:var(--color-surface);border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:var(--color-primary);border-radius:3px;transition:width .3s ease}.timeline{display:flex;flex-direction:column;gap:0}.timeline-item{display:flex;gap:.75rem;padding:.75rem 0;position:relative}.timeline-dot{width:8px;height:8px;border-radius:50%;background:var(--color-primary);margin-top:5px;flex-shrink:0}.timeline-dot.gray{background:var(--color-border)}.timeline-line{position:absolute;left:3.5px;top:20px;bottom:-.75rem;width:1px;background:var(--color-border)}.timeline-item:last-child .timeline-line{display:none}.timeline-content{flex:1;min-width:0}.timeline-title{font-weight:500;font-size:.875rem}.timeline-meta{font-size:.75rem;color:var(--color-text-muted);margin-top:2px}.messages-container{display:flex;flex-direction:column;height:calc(100vh - var(--topbar-height) - 3rem);max-height:700px}.messages-thread{flex:1;overflow-y:auto;padding:1rem 0;display:flex;flex-direction:column;gap:.75rem}.message-bubble{max-width:75%;padding:.75rem 1rem;border-radius:var(--radius-lg);font-size:.875rem;line-height:1.5}.message-bubble.outgoing{background:var(--color-primary);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}.message-bubble.incoming{background:var(--color-bg);border:1px solid var(--color-border);align-self:flex-start;border-bottom-left-radius:4px}.message-sender{font-size:.75rem;font-weight:600;margin-bottom:2px}.message-bubble.incoming .message-sender{color:var(--color-primary)}.message-bubble.outgoing .message-sender{color:#fffc}.message-time{font-size:.65rem;margin-top:4px;opacity:.6}.message-compose{display:flex;gap:.5rem;padding-top:.75rem;border-top:1px solid var(--color-border)}.message-compose textarea{min-height:44px;max-height:120px}@media (max-width: 768px){.portal-sidebar{display:none}.mobile-menu-btn,.mobile-tab-bar{display:flex}.portal-content{padding:1rem 1rem 4rem}.metric-grid{grid-template-columns:1fr 1fr}.messages-container{height:calc(100vh - var(--topbar-height) - 5rem)}.message-bubble{max-width:85%}}@media (max-width: 480px){.metric-grid{grid-template-columns:1fr}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}button:focus-visible,a:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}