body {
    margin: 0;
    font-family: 'Kanit', sans-serif;
    background-color: #fff8f8;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-box {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 100%;
    text-align: center;
    border: 1px solid #f3cdda;
}

.login-box h2 {
    color: #c2185b;
    margin-bottom: 20px;
}

.login-box form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.login-box input[type="text"],
.login-box input[type="password"] {
    padding: 12px;
    border: none;
    border-radius: 8px;
    background-color: #fff0f5;
    box-shadow: inset 0 0 0 1px #f3cdda;
    font-size: 16px;
    transition: 0.3s ease;
}

.login-box input:focus {
    outline: none;
    background-color: #fff7fb;
    box-shadow: inset 0 0 0 2px #ff80ab;
}

.login-box input[type="submit"] {
    background-color: #ff80ab;
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.login-box input[type="submit"]:hover {
    background-color: #ec407a;
}

.error {
    color: #e53935;
    margin-top: 10px;
    font-weight: bold;
}

.back-link {
    margin-top: 20px;
    display: inline-block;
    text-decoration: none;
    font-size: 14px;
    color: #888;
}

.back-link:hover {
    text-decoration: underline;
    color: #d63384;
}