:root{--bg:#f4f6fa;--surface:#fff;--border:#e2e8f0;--text:#1e293b;--text-muted:#64748b;--primary:#2563eb;--primary-dark:#1d4ed8;--sidebar-bg:#0f172a;--sidebar-text:#cbd5e1;--radius:10px;--shadow:0 1px 3px #0f172a14}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Inter,sans-serif;font-size:14px}.layout{min-height:100vh;display:flex}.sidebar{background:var(--sidebar-bg);width:230px;color:var(--sidebar-text);flex-direction:column;height:100vh;padding:16px 12px;display:flex;position:sticky;top:0}.brand{align-items:center;gap:10px;padding:8px 10px 20px;display:flex}.brand-logo{background:var(--primary);color:#fff;border-radius:8px;padding:6px 9px;font-size:14px;font-weight:800}.brand-name{color:#fff;font-size:16px;font-weight:700}.sidebar nav{flex-direction:column;flex:1;gap:2px;display:flex;overflow-y:auto}.nav-link{color:var(--sidebar-text);border-radius:8px;align-items:center;gap:10px;padding:9px 10px;font-weight:500;text-decoration:none;display:flex}.nav-link:hover{color:#fff;background:#ffffff12}.nav-link.active{background:var(--primary);color:#fff}.nav-icon{text-align:center;width:20px}.logout{margin-top:12px}.content{flex:1;max-width:1280px;padding:28px 32px}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.page-header h1{margin:0;font-size:22px}.page-actions{gap:10px;display:flex}.section-title{margin:28px 0 12px;font-size:17px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.table-card{padding:0;overflow-x:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:11px 14px}th{text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);background:#f8fafc;font-size:12px}tbody tr:hover{background:#f8fafc}tbody tr:last-child td{border-bottom:none}.actions-col{text-align:right;width:80px}.btn{cursor:pointer;border:none;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-primary:disabled{opacity:.6;cursor:default}.btn-secondary{color:var(--text);background:#e2e8f0}.btn-secondary:hover{background:#cbd5e1}.btn-secondary:disabled{opacity:.5;cursor:default}.btn-block{width:100%}.btn-icon{cursor:pointer;color:var(--text-muted);background:0 0;border:none;border-radius:6px;padding:4px 6px;font-size:15px}.btn-icon:hover{color:var(--text);background:#e2e8f0}.btn-danger:hover{color:#dc2626;background:#fee2e2}.badge{border-radius:999px;margin-left:6px;padding:3px 9px;font-size:12px;font-weight:600;display:inline-block}.badge:first-child{margin-left:0}.badge-green{color:#15803d;background:#dcfce7}.badge-blue{color:#1d4ed8;background:#dbeafe}.badge-orange{color:#c2410c;background:#ffedd5}.badge-red{color:#dc2626;background:#fee2e2}.badge-gray{color:#475569;background:#e2e8f0}.search{border:1px solid var(--border);background:var(--surface);border-radius:8px;width:220px;padding:9px 12px;font-size:14px}.pagination{color:var(--text-muted);justify-content:center;align-items:center;gap:16px;margin-top:16px;display:flex}.stat-grid{grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;display:grid}.stat-card{color:var(--text);flex-direction:column;gap:4px;text-decoration:none;display:flex}.stat-card:hover{border-color:var(--primary)}.stat-icon{font-size:20px}.stat-value{font-size:28px;font-weight:800}.stat-label{color:var(--text-muted);font-size:13px}.alert-card{margin-bottom:14px}.alert-card h3{margin:0 0 10px;font-size:15px}.alert-card ul{flex-direction:column;gap:6px;margin:0;padding-left:18px;display:flex}.card-link{color:var(--primary);margin-top:12px;font-weight:600;text-decoration:none;display:inline-block}.modal-overlay{z-index:50;background:#0f172a80;justify-content:center;align-items:flex-start;padding:40px 16px;display:flex;position:fixed;inset:0;overflow-y:auto}.modal{background:var(--surface);border-radius:14px;width:100%;max-width:720px;padding:22px}.modal-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.modal-header h2{margin:0;font-size:18px}.modal-footer{justify-content:flex-end;gap:10px;margin-top:18px;display:flex}.form-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px 16px;display:grid}.form-field{flex-direction:column;gap:5px;display:flex}.form-field-full{grid-column:1/-1}.form-field label{font-size:13px;font-weight:600}.form-field input:not([type=checkbox]),.form-field select,.form-field textarea{border:1px solid var(--border);background:var(--surface);border-radius:8px;width:100%;padding:9px 11px;font-family:inherit;font-size:14px}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:2px solid var(--primary);outline-offset:-1px}.form-field input[type=checkbox]{width:18px;height:18px;margin-top:4px}.required{color:#dc2626}.form-error{color:#dc2626;margin:10px 0 0;font-size:13px}.login-page{background:var(--sidebar-bg);justify-content:center;align-items:center;min-height:100vh;padding:16px;display:flex}.login-card{flex-direction:column;gap:14px;width:100%;max-width:380px;padding:28px;display:flex}.login-brand{padding:0}.login-brand .brand-name{color:var(--text)}.muted{color:var(--text-muted);margin:0}.center{text-align:center;padding:28px}@media (width<=800px){.layout{flex-direction:column}.sidebar{width:100%;height:auto;position:static}.content{padding:16px}}