:root{--primary: #1a56db;--primary-dark: #1e429f;--primary-light: #ebf5ff;--accent: #0e9f6e;--accent-light: #f3faf7;--warning: #d97706;--danger: #e02424;--text: #111928;--text-muted: #6b7280;--border: #e5e7eb;--bg: #f9fafb;--surface: #ffffff;--sidebar-width: 240px;--radius: 8px;--shadow: 0 1px 3px 0 rgba(0,0,0,.1), 0 1px 2px -1px rgba(0,0,0,.1);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -2px rgba(0,0,0,.1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,sans-serif;font-size:14px;color:var(--text);background:var(--bg);line-height:1.5}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-logo{padding:20px 16px;border-bottom:1px solid var(--border)}.sidebar-logo h1{font-size:18px;font-weight:700;color:var(--primary);display:flex;align-items:center;gap:8px}.sidebar-logo .school-name{font-size:11px;color:var(--text-muted);margin-top:2px}.sidebar-nav{flex:1;padding:12px 8px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius);color:var(--text-muted);text-decoration:none;font-weight:500;transition:all .15s;cursor:pointer}.nav-item:hover{background:var(--bg);color:var(--text)}.nav-item.active{background:var(--primary-light);color:var(--primary)}.nav-item svg{width:18px;height:18px;flex-shrink:0}.sidebar-footer{padding:12px 8px;border-top:1px solid var(--border)}.main-content{margin-left:var(--sidebar-width);flex:1;display:flex;flex-direction:column;min-height:100vh}.top-bar{height:56px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 24px;gap:16px;position:sticky;top:0;z-index:50}.top-bar h2{font-size:16px;font-weight:600;flex:1}.page-content{padding:24px;flex:1}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.card-header h3{font-size:15px;font-weight:600}.card-body{padding:20px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.stat-label{font-size:12px;color:var(--text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:28px;font-weight:700;margin-top:4px}.stat-sub{font-size:12px;color:var(--text-muted);margin-top:2px}.stat-primary .stat-value{color:var(--primary)}.stat-accent .stat-value{color:var(--accent)}.stat-warning .stat-value{color:var(--warning)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;border:none;transition:all .15s;text-decoration:none;white-space:nowrap}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:5px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn svg{width:15px;height:15px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}thead th{text-align:left;padding:10px 16px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);background:var(--bg);border-bottom:1px solid var(--border)}tbody td{padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text)}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--bg)}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600}.badge-green{background:#d1fae5;color:#065f46}.badge-blue{background:var(--primary-light);color:var(--primary)}.badge-yellow{background:#fef3c7;color:#92400e}.badge-red{background:#fee2e2;color:#991b1b}.badge-gray{background:#f3f4f6;color:#374151}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;margin-bottom:6px}.form-input,.form-select,.form-textarea{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;color:var(--text);background:var(--surface);outline:none;transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #1a56db1a}.form-textarea{resize:vertical;min-height:100px;font-family:inherit}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:200;padding:16px}.modal{background:var(--surface);border-radius:12px;box-shadow:var(--shadow-md);width:100%;max-width:520px;max-height:90vh;overflow-y:auto}.modal-header{padding:20px 24px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.modal-header h3{font-size:16px;font-weight:600}.modal-body{padding:20px 24px}.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e3a8a,#1a56db)}.login-card{background:var(--surface);border-radius:16px;padding:40px;width:100%;max-width:400px;box-shadow:0 20px 60px #0000004d}.login-logo{text-align:center;margin-bottom:28px}.login-logo h1{font-size:26px;font-weight:800;color:var(--primary)}.login-logo p{color:var(--text-muted);font-size:13px;margin-top:4px}.search-bar{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:7px 12px}.search-bar input{border:none;background:transparent;outline:none;font-size:14px;color:var(--text);flex:1}.search-bar svg{width:16px;height:16px;color:var(--text-muted);flex-shrink:0}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.empty-state svg{width:48px;height:48px;opacity:.3;margin:0 auto 12px}.empty-state p{font-size:15px}.delivery-bar{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--text-muted)}.delivery-bar strong{color:var(--text)}.intent-tag{font-size:11px;padding:2px 7px;border-radius:4px;background:var(--bg);color:var(--text-muted);font-family:monospace}.toast-container{position:fixed;bottom:24px;right:24px;z-index:300;display:flex;flex-direction:column;gap:8px}.toast{background:#1f2937;color:#fff;padding:12px 16px;border-radius:var(--radius);font-size:13px;box-shadow:var(--shadow-md);animation:slideIn .2s ease}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-4{gap:16px}.mt-4{margin-top:16px}.mb-4{margin-bottom:16px}.text-muted{color:var(--text-muted)}.text-sm{font-size:12px}.font-semibold{font-weight:600}.w-full{width:100%}