* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    height: 100vh;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-card {
    background: #ffffff;
    padding: 40px;
    width: 400px;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.login-card h2 {
    text-align: center;
    margin-bottom: 25px;
    color: #333;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: bold;
    color: #555;
}

.form-group input {
    width: 100%;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #ccc;
    transition: 0.3s;
}

.form-group input:focus {
    border-color: #2a5298;
    outline: none;
    box-shadow: 0 0 5px rgba(42, 82, 152, 0.5);
}

.remember {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
}

.forgot {
    text-align: right;
    margin-bottom: 20px;
}

.forgot a {
    text-decoration: none;
    color: #2a5298;
    font-size: 14px;
}

.forgot a:hover {
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 6px;
    background: #2a5298;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.btn-login:hover {
    background: #1e3c72;
}

.error {
    color: red;
    font-size: 13px;
    margin-top: 5px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-size: 14px;
}