/* CSS cho trang login theo thiết kế mới (1 khung nổi) */

body {
    font-family: 'Montserrat', sans-serif;
    background-color: #f0f2f5;
    color: #495057;
    margin: 0;
}

/* Container chính để căn giữa */
.page-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

/* Nút quay lại */
.back-button {
    position: fixed;
    top: 25px;
    left: 25px;
    z-index: 1000;
    color: #888;
    font-size: 1.5rem;
    text-decoration: none;
    transition: transform 0.2s ease;
}
.back-button:hover {
    transform: scale(1.2);
    color: #333;
}

/* Khung trắng chính (card) */
.login-card {
    display: flex;
    max-width: 960px; /* Chiều rộng tối đa của card */
    width: 100%;
    background-color: #ffffff;
    border-radius: 1.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

/* Cột chứa ảnh bên trái */
.login-card-image {
    flex: 1 1 50%; /* Cho phép co giãn, chiếm 50% */
    background: linear-gradient(135deg, #6c63ff, #8a84ff);
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.login-card-image img {
    max-width: 100%;
    height: auto;
}

/* Cột chứa form bên phải */
.login-card-form {
    flex: 1 1 50%; /* Cho phép co giãn, chiếm 50% */
    padding: 3.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-card-form .logo {
    font-size: 0.875rem;
    font-weight: 700;
    color: #4f46e5;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.login-card-form .welcome-text h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 0.5rem;
}
.login-card-form .welcome-text p {
    color: #6c757d;
    margin-bottom: 2rem;
}

.form-label {
    font-weight: 600;
    font-size: 0.875rem;
    color: #6c757d;
}

.form-control {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    height: 50px;
}
.form-control:focus {
    background-color: #fff;
    border-color: #8b83f3;
    box-shadow: 0 0 0 0.25rem rgba(79, 70, 229, 0.25);
}

.form-check-label {
    color: #6c757d;
    font-size: 0.875rem;
}

.btn-signin {
    background-color: #4f46e5;
    border-color: #4f46e5;
    padding: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 8px;
}
.btn-signin:hover {
    background-color: #4338ca;
    border-color: #4338ca;
}

/* Responsive */
@media (max-width: 991.98px) {
    .login-card-image {
        display: none;
    }
    .login-card {
        max-width: 450px;
    }
}