/* :root {
    --primary-color: #4361ee;
    --secondary-color: #3f37c9;
    --accent-color: #4895ef;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --success-color: #4cc9f0;
    --danger-color: #f72585;
    --warning-color: #f8961e;
} */

:root {
    --primary-color: #1b2a38;       /* Warna sidebar */
    --secondary-color: #2c3e50;     /* Warna latar konten utama */
    --accent-color: #00bcd4;        /* Warna ikon LKH */
    --light-color: #f4f4f4;         /* Warna latar tulisan putih */
    --dark-color: #1a1a1a;          /* Warna teks gelap */
    --success-color: #4caf50;       /* Warna hijau tombol 'ubah password' */
    --danger-color: #f44336;        /* Tidak terlihat, tapi umum untuk error */
    --warning-color: #ffb300;       /* Warna kuning tombol 'User' */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f5f7fa;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: var(--dark-color);
}

.login-container {
    background-color: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.logo-container {
    text-align: center;
    /* margin-bottom: 1.5rem; */
}

.logo {
    max-width: 80px;
    height: auto;
    margin-bottom: 1rem;
}

.login-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.login-header h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: #6c757d;
    font-size: 0.9rem;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark-color);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s;
}

.form-control:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}

.btn {
    display: inline-block;
    width: 100%;
    padding: 0.75rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0);
}

.additional-options {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
}

.additional-options a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s;
}

.additional-options a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.login-footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.75rem;
    color: #6c757d;
    padding-top: 1rem;
    border-top: 1px solid #e9ecef;
}

.copyright {
    margin-top: 0.5rem;
}

.error-message {
    color: var(--danger-color);
    font-size: 0.8rem;
    margin-top: 0.3rem;
    display: block;
}

.is-invalid {
    border-color: var(--danger-color) !important;
}

@media (max-width: 480px) {
    .login-container {
        padding: 1.5rem;
        margin: 0 1rem;
    }
}