:root {
    --primary-color: #0056b3; /* Biru khas T2Net */
    --primary-hover: #004494;
    --accent-color: #ff6b00; /* Warna aksen oranye */
    --bg-light: #f4f7f6; /* Abu-abu lembut */
    --text-dark: #2d3748;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: #ffffff;
    border-radius: 16px;
    border: 1px solid #edf2f7;
    box-shadow: 0 10px 25px rgba(0, 86, 179, 0.05);
    padding: 2.5rem 2rem;
}

.brand-logo {
    font-weight: 800;
    font-size: 1.6rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 0.5rem;
}

.form-label {
    font-weight: 600;
    color: #4a5568;
    font-size: 0.88rem;
    margin-bottom: 0.5rem;
}

.form-control {
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    color: var(--text-dark);
    transition: all 0.2s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.15);
}

/* Input Group untuk Password Eye Toggle */
.input-group .form-control {
    border-radius: 10px 0 0 10px;
}
.input-group .btn-toggle-password {
    border: 1px solid #e2e8f0;
    border-left: none;
    border-radius: 0 10px 10px 0;
    background-color: #ffffff;
    color: #a0aec0;
    padding: 0.75rem 1rem;
    transition: all 0.2s ease;
}
.input-group .btn-toggle-password:hover {
    color: var(--primary-color);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: #a0aec0;
}

/* Soft Badge Alert khas Theme Utama */
.alert-custom-danger {
    background-color: rgba(231, 76, 60, 0.08);
    border: 1px solid rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border-radius: 10px;
    font-size: 0.88rem;
    font-weight: 500;
}