:root{--app-bg:#f6f8fb;--panel-bg:#fff;--border:#e2e8f0;--text:#475569;--text-muted:#64748b;--text-strong:#0f172a;--shadow:0 1px 2px #0f172a0a;color:var(--text);background:var(--app-bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{background:var(--app-bg);min-width:320px}body{min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}button:focus-visible,input:focus-visible,select:focus-visible{outline-offset:2px;outline:2px solid #2563eb}#root{min-height:100vh}.admin-shell{background:var(--app-bg);grid-template-columns:248px minmax(0,1fr);min-height:100vh;display:grid}.admin-sidebar{border-right:1px solid var(--border);background:var(--panel-bg);flex-direction:column;gap:24px;min-height:100vh;padding:20px 16px;display:flex;position:sticky;top:0}.brand-block,.login-brand{align-items:center;gap:12px;display:flex}.brand-mark{color:#fff;background:#111827;border-radius:8px;place-items:center;width:38px;height:38px;font-weight:800;display:grid}.brand-block strong,.login-brand h1{color:var(--text-strong);margin:0;font-size:15px;line-height:1.2;display:block}.brand-block span,.login-brand p,.panel-heading span,.detail-header span,.signed-in span,.metric-card span,.detail-stats span{color:var(--text-muted);font-size:12px}.sidebar-nav{gap:6px;display:grid}.nav-item{width:100%;color:var(--text);font:inherit;text-align:left;background:0 0;border:0;border-radius:8px;align-items:center;gap:10px;padding:10px;display:flex}.nav-item.active{color:#1e3a8a;background:#eef2ff;font-weight:700}.nav-icon{background:#dbeafe;border-radius:6px;place-items:center;width:22px;height:22px;display:grid}.signed-in{border-top:1px solid var(--border);gap:10px;margin-top:auto;padding-top:16px;display:grid}.signed-in button,.secondary-button,.pagination button{border:1px solid var(--border);color:var(--text-strong);font:inherit;cursor:pointer;background:#fff;border-radius:8px;padding:9px 12px;font-weight:700}.signed-in button:hover,.secondary-button:hover,.pagination button:hover:not(:disabled){color:#1e40af;border-color:#c7d2fe}.admin-main{align-content:start;gap:18px;min-width:0;padding:24px;display:grid}.admin-topbar{justify-content:space-between;align-items:center;gap:16px;display:flex}.admin-topbar p{color:#2563eb;letter-spacing:.08em;text-transform:uppercase;margin:0 0 4px;font-size:12px;font-weight:800}.admin-topbar h1{color:var(--text-strong);margin:0;font-size:28px;line-height:1.15}.metric-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.metric-card,.users-panel,.detail-panel,.login-panel{border:1px solid var(--border);background:var(--panel-bg);box-shadow:var(--shadow);border-radius:8px}.metric-card{gap:8px;padding:14px;display:grid}.metric-card strong{color:var(--text-strong);font-size:24px}.workspace-grid{grid-template-columns:minmax(0,1fr) 380px;align-items:start;gap:16px;min-width:0;display:grid}.users-panel,.detail-panel{min-width:0;overflow:hidden}.panel-heading,.detail-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:flex-start;gap:16px;padding:16px;display:flex}.panel-heading h2,.detail-header h2,.detail-section h3{color:var(--text-strong);margin:0;line-height:1.25}.panel-heading h2,.detail-header h2{font-size:18px}.search-field,.select-field,.login-form label{color:var(--text-muted);gap:6px;font-size:12px;font-weight:700;display:grid}.search-field{width:min(280px,45%)}input,select{box-sizing:border-box;border:1px solid var(--border);width:100%;min-width:0;color:var(--text-strong);font:inherit;background:#fff;border-radius:8px;outline:none;padding:10px 11px}input:focus,select:focus{border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1f}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:760px}th,td{border-bottom:1px solid var(--border);text-align:left;vertical-align:middle;padding:12px 14px}th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;background:#f8fafc;font-size:11px}td{color:var(--text);font-size:14px}td strong{color:var(--text-strong);font-size:14px;display:block}td span{color:var(--text-muted);margin-top:2px;font-size:12px;display:block}tbody tr{cursor:pointer}tbody tr:hover,.selected-row{background:#f8fafc}.table-message{text-align:center;height:180px;color:var(--text-muted)}.pagination{justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex}.pagination span{color:var(--text-muted);font-size:13px}.pagination button:disabled{cursor:not-allowed;opacity:.5}.detail-panel{position:sticky;top:24px}.empty-detail{min-height:260px;color:var(--text-muted);place-items:center;display:grid}.detail-header h2{overflow-wrap:anywhere}.detail-header span{overflow-wrap:anywhere;margin-top:4px;display:block}.detail-stats{border-bottom:1px solid var(--border);grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:14px 16px;display:grid}.detail-stats div{border:1px solid var(--border);border-radius:8px;padding:10px}.detail-stats strong{color:var(--text-strong);margin-top:5px;font-size:18px;display:block}.detail-section{border-bottom:1px solid var(--border);padding:16px}.detail-section h3{margin-bottom:12px;font-size:13px}dl{grid-template-columns:126px minmax(0,1fr);gap:10px 12px;margin:0;display:grid}dt{color:var(--text-muted);font-size:12px}dd{color:var(--text-strong);overflow-wrap:anywhere;margin:0;font-size:13px}.action-stack{gap:12px;padding:16px;display:grid}.button-row{flex-wrap:wrap;gap:10px;display:flex}.primary-button,.danger-button{color:#fff;font:inherit;cursor:pointer;border:0;border-radius:8px;padding:10px 13px;font-weight:800}.primary-button{background:#2563eb}.primary-button:hover{background:#1d4ed8}.danger-button{background:#dc2626}.danger-button:hover{background:#b91c1c}.badge{white-space:nowrap;border-radius:999px;justify-content:center;align-items:center;min-height:24px;padding:0 9px;font-size:12px;font-weight:800;display:inline-flex}.badge.green{color:#166534;background:#dcfce7}.badge.red{color:#991b1b;background:#fee2e2}.badge.amber{color:#92400e;background:#fef3c7}.badge.blue{color:#1d4ed8;background:#dbeafe}.badge.neutral{color:#475569;background:#f1f5f9}.alert{border-radius:8px;padding:12px 14px;font-size:14px;font-weight:700}.alert.error{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.alert.success{color:#047857;background:#ecfdf5;border:1px solid #bbf7d0}.login-screen,.admin-state{background:var(--app-bg);place-items:center;min-height:100vh;padding:24px;display:grid}.admin-state{color:var(--text-muted);align-content:center;gap:10px}.login-panel{gap:24px;width:min(440px,100%);padding:24px;display:grid}.login-brand h1{margin-top:3px;font-size:22px}.login-brand p{margin:0}.login-form{gap:14px;display:grid}.spinner{border:3px solid #dbeafe;border-top-color:#2563eb;border-radius:50%;width:20px;height:20px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=1180px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace-grid{grid-template-columns:1fr}.detail-panel{position:static}}@media (width<=760px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{min-height:auto;position:static}.admin-main{padding:16px}.admin-topbar,.panel-heading{flex-direction:column;align-items:stretch}.search-field{width:100%}.metric-grid,.detail-stats,dl{grid-template-columns:1fr}}