*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:#1a1a1a;background:#f5f5f5}.app-header{display:flex;align-items:center;gap:1rem;padding:.75rem 1.5rem;background:#1e293b;color:#fff}.app-logo{font-weight:700;font-size:1.1rem;color:#fff;text-decoration:none}.app-nav{display:flex;gap:1rem;margin-left:2rem}.app-nav a{color:#94a3b8;text-decoration:none}.app-nav a:hover{color:#fff}.app-header-actions{margin-left:auto;display:flex;align-items:center;gap:.75rem}.app-header-actions button{background:transparent;border:1px solid #475569;color:#fff;padding:.25rem .75rem;border-radius:4px;cursor:pointer}.lang-toggle{font-weight:600}.isms-layout,.superadmin-layout{display:flex;min-height:calc(100vh - 56px)}.sidebar{width:220px;background:#fff;border-right:1px solid #e2e8f0;padding:1.5rem 1rem}.sidebar h2{font-size:1rem;margin-bottom:1rem;color:#475569}.sidebar nav{display:flex;flex-direction:column;gap:.25rem}.sidebar nav a{display:block;padding:.5rem .75rem;text-decoration:none;color:#334155;border-radius:4px}.sidebar nav a:hover,.sidebar nav a.active{background:#f1f5f9;color:#0f172a}.content{flex:1;padding:1.5rem 2rem}.auth-page{max-width:400px;margin:4rem auto;padding:2rem;background:#fff;border-radius:8px;box-shadow:0 1px 3px #0000001a}.auth-page h1{margin-bottom:1.5rem}.auth-page form{display:flex;flex-direction:column;gap:1rem}.auth-page label{display:flex;flex-direction:column;gap:.25rem;font-size:.9rem;color:#475569}.auth-page input{padding:.5rem;border:1px solid #cbd5e1;border-radius:4px;font-size:1rem}.auth-page button[type=submit]{padding:.6rem;background:#2563eb;color:#fff;border:none;border-radius:4px;font-size:1rem;cursor:pointer}.auth-page button[type=submit]:hover{background:#1d4ed8}.auth-page p{margin-top:1rem;text-align:center}.error{color:#dc2626;margin-bottom:1rem}.landing-page{padding:2rem}.module-tiles{display:flex;gap:1rem;margin-top:1rem}.module-tile{display:block;padding:1.5rem 2rem;background:#fff;border-radius:8px;text-decoration:none;color:inherit;box-shadow:0 1px 3px #0000001a;transition:box-shadow .2s}.module-tile:hover{box-shadow:0 4px 12px #00000026}.dashboard-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;margin-top:1rem}.card{padding:1.5rem;background:#fff;border-radius:8px;box-shadow:0 1px 3px #0000001a}table{width:100%;border-collapse:collapse;background:#fff;border-radius:8px;overflow:hidden;margin-top:1rem}th,td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid #e2e8f0}th{background:#f8fafc;font-weight:600;color:#475569}table button{padding:.25rem .75rem;background:#f1f5f9;border:1px solid #cbd5e1;border-radius:4px;cursor:pointer}