@keyframes gradientShift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body.login {
    background: linear-gradient(-45deg, #151515, #364e58, #A91D3A, #2a1a10);
    background-size: 400% 400%;
    animation: gradientShift 12s ease infinite;
}

body.login #login {
    animation: fadeInUp 0.6s ease forwards;
    backdrop-filter: blur(12px);
}

body.login #loginform {
    border: none;
    box-shadow: none;
    background: transparent;
}

body.login h1 a {
    filter: brightness(0) invert(1);
    opacity: 0.9;
    transition: opacity 0.3s;
}

body.login h1 a:hover {
    opacity: 1;
}

body.login label {
    color: rgba(255, 255, 255, 0.75);
}

body.login input[type="text"],
body.login input[type="password"] {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #ffffff;
    transition: border-color 0.3s, box-shadow 0.3s;
}

body.login input[type="text"]:focus,
body.login input[type="password"]:focus {
    border-color: #e94d10;
    box-shadow: 0 0 0 2px rgba(233, 77, 16, 0.2);
    outline: none;
    background: rgba(255, 255, 255, 0.09);
}

body.login .button-primary {
    background: #e94d10;
    border: none;
    transition: background 0.3s, transform 0.2s, box-shadow 0.3s;
    box-shadow: 0 4px 14px rgba(233, 77, 16, 0.35);
}

body.login .button-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(233, 77, 16, 0.45);
}

body.login #nav a,
body.login #backtoblog a {
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s;
}

body.login #nav a:hover,
body.login #backtoblog a:hover {
    color: #e94d10;
}

body.login .privacy-policy-page-link a {
    color: rgba(255, 255, 255, 0.4);
}