:root{--primary: #1d4ed8;--primary-hover: #1e40af;--bg-main: #f4f6fc;--bg-card: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--accent-success: #10b981;--accent-warning: #b45309;--accent-danger: #ef4444;--accent-info: #3b82f6;--glass-border: #e2e8f0;--glass-shadow: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -1px rgba(0, 0, 0, .03)}*{margin:0;padding:0;box-sizing:border-box;font-family:Roboto,sans-serif}body{font-family:Roboto,sans-serif;background:var(--bg-main);color:var(--text-main);min-height:100vh;margin:0;overflow-x:hidden}.app-container{display:flex;min-height:100vh}.sidebar{width:260px;background:#ffffff;padding:1.75rem 1.25rem;display:flex;flex-direction:column;gap:1.5rem;position:sticky;top:0;height:100vh;border-right:1px solid #e2e8f0;box-shadow:4px 0 20px #00000003;overflow-x:hidden}.logo{display:flex;align-items:center;gap:.75rem;font-size:1.4rem;font-weight:700;color:#1e3a8a;margin-bottom:.25rem}.nav-links{display:flex;flex-direction:column;gap:.3rem;overflow-y:auto;overflow-x:hidden;padding-right:2px}.nav-links::-webkit-scrollbar{width:4px}.nav-links::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.65rem 1rem;border-radius:12px;text-decoration:none;color:#64748b;font-weight:500;font-size:.85rem;transition:all .2s ease;cursor:pointer;position:relative}.nav-item:hover{background:#eff6ff;color:var(--primary)}.nav-item.active{background:#eff6ff;color:#1e40af;font-weight:700}.nav-item.active:after{content:"";position:absolute;right:-1.25rem;top:15%;height:70%;width:4px;background:#1d4ed8;border-radius:4px 0 0 4px}.main-content{flex:1;padding:2rem;overflow-y:auto;background:#f8fafc}.header{margin-bottom:1.5rem}.header h1{font-size:1.6rem;font-weight:700;color:#0f172a}.header p{color:#475569;font-size:.9rem;font-weight:500;margin-top:.25rem}.glass-card{background:#ffffff;border:1px solid #e2e8f0;border-radius:12px;padding:1.8rem;box-shadow:0 1px 3px #00000005;transition:all .2s ease}.glass-card:hover{border-color:#cbd5e1;box-shadow:0 4px 6px #0000000a}input,textarea,select{width:100%;padding:.6rem .8rem;border:1px solid var(--border);border-radius:8px;background:white;font-family:inherit;font-size:.9rem;transition:border-color .3s ease}input:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f11a}button{padding:.6rem 1.2rem;border-radius:8px;border:none;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .3s ease;font-family:inherit}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);transform:scale(1.02)}.table-container{overflow-x:auto;border-radius:20px;border:1px solid var(--border)}table{width:100%;border-collapse:collapse;background:white}th{background:#f8fafc;padding:.9rem;text-align:left;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}td{padding:.4rem .6rem;border-bottom:1px solid var(--border);font-size:.85rem}.badge{padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600}.badge-present{background:#dcfce7;color:#166534}.badge-absent{background:#fee2e2;color:#991b1b}.badge-sick{background:#fef9c3;color:#854d0e}.badge-late{background:#e0f2fe;color:#075985}.badge-dispensation{background:#f3e8ff;color:#6b21a8}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{padding:1.8rem;border-radius:12px;position:relative;overflow:hidden;display:flex;flex-direction:column;gap:.5rem;border:1px solid #e2e8f0}.stat-card:nth-child(1){background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}.stat-card:nth-child(2){background:#ecfdf5;color:#047857;border-color:#a7f3d0}.stat-card:nth-child(3){background:#fef2f2;color:#b91c1c;border-color:#fecaca}.stat-card:nth-child(4){background:#f5f3ff;color:#6d28d9;border-color:#ede9fe}.stat-val{font-size:2.5rem;font-weight:800;margin-bottom:.25rem}.stat-label{opacity:.8;font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:.5px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}.mt-4{margin-top:1rem}.mb-2{margin-bottom:.5rem}@media (max-width: 768px){.app-container{flex-direction:column}.sidebar{width:100%;height:auto;position:static}.grid-2{grid-template-columns:1fr}}