body{margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:#f4f7f6;color:#333}.app-container{max-width:500px;margin:0 auto;min-height:100vh;background:#fff;box-shadow:0 0 10px #0000001a;display:flex;flex-direction:column}.login-page{display:flex;justify-content:center;align-items:center;flex-grow:1;padding:20px}.login-card{width:100%;text-align:center}.form-group{margin-bottom:20px;text-align:left}label{display:block;margin-bottom:5px;font-weight:700}input{width:100%;padding:12px;box-sizing:border-box;border:1px solid #ddd;border-radius:8px;font-size:16px}button{width:100%;padding:12px;background:#007bff;color:#fff;border:none;border-radius:8px;font-size:16px;cursor:pointer;margin-top:10px}button:disabled{background:#ccc}.dashboard-header{padding:20px;background:#007bff;color:#fff}.section{padding:20px}.card{background:#fff;border:1px solid #eee;border-radius:12px;padding:15px;margin-bottom:15px;box-shadow:0 2px 5px #0000000d}h2,h3{margin-top:0}