/* === General Styling === */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f4f8;
    margin: 0;
    padding: 0;
}

/* === Header and Footer Grid Layout === */
.header-grid, .footer-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    background-color: #003366;
    color: white;
    padding: 1rem 2rem;
}

.center-content {
    display: flex;
    align-items: center;
    justify-content: center;
}

#site-header a {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    font-size: 1.6rem;
    font-weight: 600;
}

#site-header img {
    height: 50px;
    margin-right: 12px;
}

#site-footer p {
    margin: 0;
    font-size: 0.9rem;
}

/* === Login Container === */
.login-container {
    max-width: 420px;
    margin: 3rem auto;
    padding: 2.5rem;
    background: #ffffff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    text-align: center;
}

.login-container .branding {
    margin-bottom: 2rem;
}

.login-container .branding img {
    max-height: 100px;
    margin-bottom: 1rem;
}

.login-container .branding h2 {
    font-size: 1.8rem;
    color: #003366;
    margin-bottom: 1rem;
}

.login-container form {
    text-align: left;
}

.login-container label {
    font-weight: 600;
    color: #333;
    display: block;
    margin-bottom: 0.5rem;
}

.login-container input[type="text"],
.login-container input[type="password"] {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    transition: border-color 0.3s ease;
}

.login-container input:focus {
    border-color: #005599;
    outline: none;
}

.login-container button[type="submit"] {
    width: 100%;
    padding: 0.75rem;
    background-color: #005599;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.login-container button[type="submit"]:hover {
    background-color: #007acc;
}

/* === Error Styling === */
.error {
    color: #cc0000;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

/* === Responsive === */
@media (max-width: 600px) {
    .header-grid, .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    #site-header a {
        flex-direction: column;
    }

    #site-header img {
        margin-bottom: 0.5rem;
        margin-right: 0;
    }

    .login-container {
        padding: 2rem 1rem;
    }

    .login-container .branding h2 {
        font-size: 1.5rem;
    }

    .login-container button[type="submit"] {
        font-size: 1rem;
    }
}