/* Reset dasar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

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

/* Container */
.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

/* Box */
.login-box {
    background: #ffffff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    text-align: center;
}

.login-box h2 {
    margin-bottom: 5px;
    color: #2a5298;
}

.subtitle {
    margin-bottom: 25px;
    font-size: 14px;
    color: #666;
}

/* Input */
.input-group {
    text-align: left;
    margin-bottom: 20px;
}

.input-group label {
    font-size: 14px;
    margin-bottom: 5px;
    display: block;
    color: #333;
}

.input-group input {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
    transition: 0.3s;
}

.input-group input:focus {
    border-color: #2a5298;
    outline: none;
    box-shadow: 0 0 5px rgba(42,82,152,0.3);
}

/* Button */
.btn-login {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background: #2a5298;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

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

/* Error */
.error {
    background: #ffdddd;
    color: #c0392b;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-size: 14px;
}