:root{--sidebar-bg:#1e1b4b;--sidebar-text:#c7d2fe;--sidebar-text-active:#fff;--sidebar-item-hover:#ffffff14;--sidebar-item-active:#6366f14d;--sidebar-border:#ffffff14;--sidebar-width:240px;--content-bg:#f8f8fc;--content-text:#1e1b4b;--card-bg:#fff;--card-border:#e5e7eb;--card-shadow:0 1px 3px #00000014;--accent:#6366f1;--accent-hover:#4f46e5;--accent-light:#eef2ff;--color-text:#111827;--color-text-secondary:#6b7280;--color-muted:#9ca3af;--input-bg:#fff;--input-border:#d1d5db;--input-focus:#6366f1;--status-open:#3b82f6;--status-inprogress:#f59e0b;--status-pending:#8b5cf6;--status-resolved:#10b981;--status-closed:#6b7280;--status-cancelled:#ef4444;--priority-critical:#ef4444;--priority-high:#f97316;--priority-medium:#f59e0b;--priority-low:#10b981;--change-draft:#9ca3af;--change-pending:#f59e0b;--change-approved:#10b981;--change-rejected:#ef4444;--radius:8px;--radius-sm:4px;--radius-lg:12px}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--color-text);background:var(--content-bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;font:inherit;background:0 0;border:none}input,select,textarea{font:inherit}.app-shell{height:100vh;display:flex;overflow:hidden}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);flex-direction:column;flex-shrink:0;display:flex;overflow-y:auto}.sidebar-logo{border-bottom:1px solid var(--sidebar-border);align-items:center;gap:10px;padding:20px 16px;display:flex}.sidebar-logo-icon{background:var(--accent);border-radius:var(--radius-sm);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;font-weight:700;display:flex}.sidebar-logo-text{color:#fff;font-size:18px;font-weight:700}.sidebar-nav{flex:1;padding:12px 8px}.sidebar-section{margin-bottom:24px}.sidebar-section-label{text-transform:uppercase;letter-spacing:.08em;color:var(--sidebar-text);opacity:.5;margin-bottom:4px;padding:0 8px;font-size:10px;font-weight:600}.sidebar-item{border-radius:var(--radius-sm);color:var(--sidebar-text);text-align:left;align-items:center;gap:10px;width:100%;margin-bottom:2px;padding:8px;font-size:13px;font-weight:500;transition:background .15s,color .15s;display:flex}.sidebar-item:hover{background:var(--sidebar-item-hover);color:var(--sidebar-text-active)}.sidebar-item.active{background:var(--sidebar-item-active);color:var(--sidebar-text-active)}.sidebar-item-icon{opacity:.8;flex-shrink:0;width:18px;height:18px}.sidebar-item.active .sidebar-item-icon{opacity:1}.sidebar-item-badge{background:var(--accent);color:#fff;border-radius:10px;margin-left:auto;padding:1px 6px;font-size:10px;font-weight:600}.sidebar-footer{border-top:1px solid var(--sidebar-border);padding:12px 8px}.main-content{flex-direction:column;flex:1;display:flex;overflow-y:auto}.topbar{background:var(--card-bg);border-bottom:1px solid var(--card-border);z-index:10;flex-shrink:0;align-items:center;gap:16px;height:56px;padding:0 24px;display:flex;position:sticky;top:0}.topbar-title{color:var(--color-text);font-size:16px;font-weight:600}.topbar-spacer{flex:1}.page{max-width:1400px;padding:24px}.page-header{justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.page-title{color:var(--color-text);font-size:20px;font-weight:700}.page-subtitle{color:var(--color-text-secondary);margin-top:2px;font-size:13px}.card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);box-shadow:var(--card-shadow)}.card-header{border-bottom:1px solid var(--card-border);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.card-title{color:var(--color-text);font-size:14px;font-weight:600}.card-body{padding:20px}.stats-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:20px}.stat-label{color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em;font-size:12px;font-weight:500}.stat-value{color:var(--color-text);margin-top:4px;font-size:32px;font-weight:700}.stat-sub{color:var(--color-text-secondary);margin-top:4px;font-size:12px}.table-wrapper{overflow-x:auto}table{border-collapse:collapse;width:100%}th{text-align:left;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-secondary);background:var(--content-bg);border-bottom:1px solid var(--card-border);white-space:nowrap;padding:10px 16px;font-size:11px;font-weight:600}td{border-bottom:1px solid var(--card-border);color:var(--color-text);padding:12px 16px;font-size:13px}tr:last-child td{border-bottom:none}tr:hover td{background:var(--accent-light)}tr{cursor:pointer}.badge{white-space:nowrap;border-radius:12px;align-items:center;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.badge-open{color:#1d4ed8;background:#dbeafe}.badge-in_progress{color:#b45309;background:#fef3c7}.badge-pending{color:#6d28d9;background:#ede9fe}.badge-resolved{color:#065f46;background:#d1fae5}.badge-closed{color:#4b5563;background:#f3f4f6}.badge-cancelled,.badge-critical{color:#b91c1c;background:#fee2e2}.badge-high{color:#c2410c;background:#ffedd5}.badge-medium{color:#b45309;background:#fef3c7}.badge-low{color:#065f46;background:#d1fae5}.badge-incident{color:#b91c1c;background:#fee2e2}.badge-request{color:#1d4ed8;background:#dbeafe}.badge-problem{color:#6d28d9;background:#ede9fe}.badge-change{color:#065f46;background:#d1fae5}.badge-draft{color:#4b5563;background:#f3f4f6}.badge-pending_approval{color:#b45309;background:#fef3c7}.badge-approved{color:#065f46;background:#d1fae5}.badge-rejected{color:#b91c1c;background:#fee2e2}.badge-standard{color:#1d4ed8;background:#dbeafe}.badge-normal{color:#6d28d9;background:#ede9fe}.badge-emergency{color:#b91c1c;background:#fee2e2}.btn{border-radius:var(--radius-sm);white-space:nowrap;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:500;transition:all .15s;display:inline-flex}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--card-bg);color:var(--color-text);border:1px solid var(--card-border)}.btn-secondary:hover{background:var(--content-bg)}.btn-danger{color:#b91c1c;background:#fee2e2}.btn-danger:hover{background:#fecaca}.btn-sm{padding:4px 10px;font-size:12px}.form-group{margin-bottom:16px}.form-label{color:var(--color-text);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.form-input,.form-select,.form-textarea{border:1px solid var(--input-border);border-radius:var(--radius-sm);background:var(--input-bg);width:100%;color:var(--color-text);padding:8px 12px;font-size:13px;transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--input-focus);outline:none;box-shadow:0 0 0 3px #6366f11a}.form-textarea{resize:vertical;min-height:80px}.filters-bar{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:16px;display:flex}.filter-select{border:1px solid var(--card-border);border-radius:var(--radius-sm);background:var(--card-bg);color:var(--color-text);padding:6px 10px;font-size:12px}.search-input{border:1px solid var(--card-border);border-radius:var(--radius-sm);background:var(--card-bg);color:var(--color-text);width:240px;padding:6px 12px;font-size:13px}.search-input:focus{border-color:var(--input-focus);outline:none}.detail-layout{grid-template-columns:1fr 320px;align-items:start;gap:20px;display:grid}.detail-header{margin-bottom:20px}.detail-id{color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em;font-size:12px;font-weight:600}.detail-title{color:var(--color-text);margin-top:4px;margin-bottom:12px;font-size:22px;font-weight:700}.detail-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.comment{border-bottom:1px solid var(--card-border);padding:16px 0}.comment:last-child{border-bottom:none}.comment-header{align-items:center;gap:8px;margin-bottom:8px;display:flex}.comment-author{font-size:13px;font-weight:600}.comment-time{color:var(--color-text-secondary);font-size:12px}.comment-internal{color:#b45309;background:#fef3c7;border-radius:4px;padding:2px 6px;font-size:11px;font-weight:600}.comment-body{white-space:pre-wrap;font-size:13px;line-height:1.6}.activity-item{color:var(--color-text-secondary);border-bottom:1px solid var(--card-border);gap:10px;padding:8px 0;font-size:12px;display:flex}.activity-item:last-child{border-bottom:none}.activity-dot{background:var(--accent);border-radius:50%;flex-shrink:0;width:6px;height:6px;margin-top:5px}.info-row{border-bottom:1px solid var(--card-border);align-items:flex-start;gap:12px;padding:10px 0;display:flex}.info-row:last-child{border-bottom:none}.info-label{color:var(--color-text-secondary);flex-shrink:0;width:120px;font-size:12px;font-weight:500}.info-value{color:var(--color-text);font-size:13px}.avatar{background:var(--accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:12px;font-weight:600;display:flex}.empty-state{text-align:center;color:var(--color-text-secondary);padding:48px 20px}.empty-state-icon{margin-bottom:12px;font-size:48px}.empty-state-text{font-size:14px;font-weight:500}.empty-state-sub{margin-top:4px;font-size:13px}.tabs{border-bottom:2px solid var(--card-border);gap:0;margin-bottom:20px;display:flex}.tab{color:var(--color-text-secondary);cursor:pointer;border-bottom:2px solid #0000;margin-bottom:-2px;padding:8px 16px;font-size:13px;font-weight:500;transition:all .15s}.tab.active{color:var(--accent);border-bottom-color:var(--accent)}.tab:hover:not(.active){color:var(--color-text)}.loading{text-align:center;color:var(--color-text-secondary);padding:48px}.sla-breached{color:var(--priority-critical);font-weight:600}.grid-2{grid-template-columns:1fr 1fr;gap:16px;display:grid}.grid-3{grid-template-columns:1fr 1fr 1fr;gap:16px;display:grid}.portal-shell{background:var(--content-bg);min-height:100vh}.portal-nav{background:var(--sidebar-bg);align-items:center;gap:24px;height:56px;padding:0 24px;display:flex}.portal-nav-brand{color:#fff;font-size:18px;font-weight:700}.portal-nav-link{color:var(--sidebar-text);font-size:14px;font-weight:500;transition:color .15s}.portal-nav-link:hover,.portal-nav-link.active{color:#fff}.portal-content{max-width:900px;margin:0 auto;padding:32px 24px}.login-page{background:var(--sidebar-bg);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-box{background:var(--card-bg);border-radius:var(--radius-lg);width:100%;max-width:400px;padding:40px;box-shadow:0 20px 60px #0000004d}.login-logo{text-align:center;margin-bottom:28px}.login-logo-icon{background:var(--accent);border-radius:var(--radius);color:#fff;justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:8px;font-size:24px;font-weight:700;display:inline-flex}.login-logo-title{color:var(--color-text);font-size:22px;font-weight:700}.login-logo-sub{color:var(--color-text-secondary);font-size:13px}.login-error{color:#b91c1c;border-radius:var(--radius-sm);background:#fee2e2;margin-bottom:16px;padding:10px 12px;font-size:13px}@media (max-width:900px){.detail-layout{grid-template-columns:1fr}.sidebar{display:none}}