/* Import Google Fonts hỗ trợ tiếng Việt đẹp, hiện đại */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800&family=Roboto:wght@400;500;700&display=swap&subset=vietnamese');

body, .login-bg {
    font-family: 'Montserrat', 'Roboto', Arial, Helvetica, sans-serif;
    background: linear-gradient(135deg, #e0e7ff 0%, #f8fafc 60%, #e3f2fd 100%), #f4f5f7;
    min-height: 100vh;
    background-color: #e3f2fd; /* Xanh nhạt đồng nhất với Ashico */
}

.login-card {
    border-radius: 18px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.12);
    background: #fff;
    padding: 2.8rem 2.2rem 2.2rem 2.2rem;
    margin-top: 40px;
}

.login-logo {
    max-width: 110px;
    margin-bottom: 1.5rem;
}

.login-title {
    font-size: 2rem;
    font-weight: 800;
    color: #1976d2; /* Xanh Ashico */
    margin-bottom: 1.2rem;
    letter-spacing: 1px;
    font-family: 'Montserrat', 'Roboto', Arial, Helvetica, sans-serif;
}

.form-label {
    font-weight: 600;
    color: #1976d2; /* Xanh Ashico */
    font-size: 1.08rem;
    font-family: 'Roboto', 'Montserrat', Arial, Helvetica, sans-serif;
}

.form-control {
    border: 1.5px solid #b0b3b8; /* Xám */
    border-radius: 7px;
    font-size: 1.08rem;
    padding: 0.65rem 0.9rem;
    font-family: 'Roboto', 'Montserrat', Arial, Helvetica, sans-serif;
    background-color: #f8fafc;
}

.form-control:focus {
    border-color: #d32f2f; /* Đỏ */
    box-shadow: 0 0 0 0.15rem rgba(211,47,47,.15);
    background-color: #fff;
}

.form-check-label {
    color: #6c757d; /* Xám */
    font-size: 1rem;
    font-family: 'Roboto', 'Montserrat', Arial, Helvetica, sans-serif;
}

.thm-btn {
    background: #d32f2f; /* Đỏ ASHICO */
    color: #fff;
    font-size: 1.15rem;
    padding: 0.8rem 0;
    border-radius: 8px;
    font-weight: 700;
    letter-spacing: 0.5px;
    border: none;
    box-shadow: 0 2px 8px 0 rgba(211,47,47,0.08);
    transition: background 0.2s, box-shadow 0.2s;
    font-family: 'Montserrat', 'Roboto', Arial, Helvetica, sans-serif;
}

.thm-btn:hover {
    background: #1976d2; /* Hover xanh Ashico */
    color: #fff;
    box-shadow: 0 4px 16px 0 rgba(25,118,210,0.15);
}

.text-danger {
    font-size: 1rem;
    font-family: 'Roboto', 'Montserrat', Arial, Helvetica, sans-serif;
}

/* Responsive cho mobile */
@media (max-width: 576px) {
    .login-card {
        padding: 2rem 1rem;
    }
    .login-title {
        font-size: 1.3rem;
    }
}