:root{--bg:#071827;--surface:#0B2235;--card:#102B42;--primary:#19D3C5;--primary-highlight:#45F0DF;--accent:#8AF7EF;--success:#38D27A;--warning:#F5C542;--danger:#F05D5E;--info:#4DA3FF;--text-primary:#F8FCFF;--text-muted:#9FB3C8;--border:#1E3A50;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-pill:999px}*{margin:0;padding:0;box-sizing:border-box}body,html{background:var(--bg);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;font-size:16px;line-height:1.5;min-height:100vh}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-highlight)}button{font-family:inherit;cursor:pointer;border:none;outline:none}input,select,textarea{font-family:inherit;font-size:inherit}.app-layout{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.sidebar-logo{padding:24px 20px 16px;font-size:20px;font-weight:700;color:var(--primary);border-bottom:1px solid var(--border)}.sidebar-nav{flex:1 1;padding:16px 0;display:flex;flex-direction:column;gap:4px}.sidebar-link{display:flex;align-items:center;gap:12px;padding:10px 20px;color:var(--text-muted);font-size:14px;font-weight:500;transition:all .15s ease;border-left:3px solid transparent}.sidebar-link:hover{background:rgba(25,211,197,.08);color:var(--text-primary)}.sidebar-link.active{background:rgba(25,211,197,.12);color:var(--primary);border-left-color:var(--primary)}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border);font-size:12px;color:var(--text-muted)}.main-content{flex:1 1;display:flex;flex-direction:column;min-width:0}.topbar{height:56px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;flex-shrink:0}.topbar-title{font-size:16px;font-weight:600}.topbar-user{display:flex;align-items:center;gap:12px;font-size:14px}.topbar-role-badge{background:rgba(25,211,197,.15);color:var(--primary);padding:4px 12px;border-radius:var(--radius-pill);font-size:12px;font-weight:600}.page-content{flex:1 1;padding:24px;overflow-y:auto}.card{background:var(--card);border-radius:var(--radius-md);border:1px solid var(--border);padding:20px}.card-title{font-size:14px;color:var(--text-muted);margin-bottom:8px}.card-value{font-size:32px;font-weight:700}.summary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));grid-gap:16px;gap:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:600;transition:all .15s ease;white-space:nowrap}.btn-primary{background:var(--primary);color:var(--bg)}.btn-primary:hover{background:var(--primary-highlight)}.btn-secondary{background:transparent;color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--primary);color:var(--primary)}.btn-danger{background:rgba(240,93,94,.15);color:var(--danger)}.btn-danger:hover{background:rgba(240,93,94,.25)}.btn-sm{padding:6px 14px;font-size:13px}.btn:disabled{opacity:.5;cursor:not-allowed}.input,.select{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);padding:10px 14px;font-size:14px;width:100%;transition:border-color .15s ease}.input:focus,.select:focus{border-color:var(--primary);outline:none}.input::placeholder{color:var(--text-muted)}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px;font-weight:500}.status-chip{padding:4px 12px;font-size:12px;white-space:nowrap}.status-chip,.urgency-flag{display:inline-flex;align-items:center;border-radius:var(--radius-pill);font-weight:600}.urgency-flag{padding:2px 8px;font-size:11px;background:rgba(240,93,94,.15);color:var(--danger)}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border);font-size:14px;vertical-align:top}th{color:var(--text-muted);font-weight:600;font-size:13px;text-transform:uppercase;letter-spacing:.5px}tr:hover{background:rgba(25,211,197,.04)}.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:24px}.login-card{background:var(--card);border-radius:var(--radius-lg);border:1px solid var(--border);padding:40px;width:100%;max-width:420px}.login-logo{font-size:28px;font-weight:700;color:var(--primary);text-align:center;margin-bottom:8px}.login-subtitle{text-align:center;color:var(--text-muted);font-size:14px;margin-bottom:32px}.login-error{background:rgba(240,93,94,.1);border:1px solid rgba(240,93,94,.3);color:var(--danger);border-radius:var(--radius-sm)}.login-error,.login-success{padding:12px 16px;font-size:14px;margin-bottom:20px}.login-success{background:rgba(56,210,122,.1);border:1px solid rgba(56,210,122,.3);color:var(--success);border-radius:var(--radius-sm)}.filter-bar{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap;align-items:center}.filter-bar .input,.filter-bar 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img{width:100%;height:100%;object-fit:cover}.media-thumb-placeholder{color:var(--text-muted);font-size:12px;text-align:center}.timeline{list-style:none;padding:0}.timeline-item{padding:12px 0;border-bottom:1px solid var(--border);display:flex;gap:16px}.timeline-item:last-child{border-bottom:none}.timeline-status{flex-shrink:0;width:120px}.timeline-info{flex:1 1}.timeline-reason{font-size:14px}.timeline-meta{font-size:12px;color:var(--text-muted);margin-top:4px}.assignment-panel{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.assignment-panel .select{min-width:240px}.empty-state,.loading{text-align:center;padding:48px 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var(--border)}.expert-card:last-child{border-bottom:none}.expert-info{display:flex;flex-direction:column;gap:4px}.expert-name{font-size:15px;font-weight:600}.expert-email{font-size:13px;color:var(--text-muted)}.expert-specs{font-size:12px;color:var(--text-muted)}.verified-badge{background:rgba(56,210,122,.15);color:var(--success)}.unverified-badge,.verified-badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:var(--radius-pill);font-size:11px;font-weight:600}.unverified-badge{background:rgba(245,197,66,.15);color:var(--warning)}.actions-row{display:flex;gap:8px;flex-wrap:wrap}@media (max-width:768px){.page-content{padding:16px}.filter-bar{flex-direction:column;align-items:stretch}.filter-bar .input,.filter-bar .select{width:100%;min-width:unset}.filter-bar .btn{width:100%}.summary-grid{grid-template-columns:repeat(2,1fr)}.detail-grid{grid-template-columns:1fr}.pagination{flex-wrap:wrap;gap:6px}.pagination .btn{padding:6px 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