body {
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #FFDEE9, #B5FFFC);
    margin: 0; padding: 0;
}

h1, h2 { text-align: center; color: #333; }

.admin-menu ul, ul { list-style: none; padding: 0; display: flex; justify-content: center; gap: 15px; }
.admin-menu ul li a, ul li a {
    display: block; padding: 10px 20px;
    background: rgba(255,255,255,0.25);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    color: #000; text-decoration: none; font-weight: bold;
    transition: 0.3s;
}
.admin-menu ul li a:hover, ul li a:hover { background: rgba(255,255,255,0.5); }

.login-box {
    width: 300px; margin: 100px auto;
    padding: 30px; background: rgba(255,255,255,0.25);
    border-radius: 20px; backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}
.login-box input {
    width: 100%; margin: 10px 0; padding: 10px; border-radius: 10px; border: none;
}
.login-box button {
    width: 100%; padding: 10px; border-radius: 10px; border: none;
    background: #FFAF7B; color: #fff; font-weight: bold; cursor: pointer;
    transition: 0.3s;
}
.login-box button:hover { background: #FF7B54; }

.error { color: red; text-align: center; }