/* Container chính */
.register-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
    background: #f4f7f6;
    padding: 40px 20px;
}

.register-card {
    width: 100%;
    max-width: 450px;
    background: #fff;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

/* Form controls */
.form-group-custom {
    margin-bottom: 15px;
}

.form-label-custom {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.input-custom {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #ddd;
    outline: none;
    transition: 0.3s;
}

    .input-custom:focus {
        border-color: #28a745;
        box-shadow: 0 0 0 2px rgba(40, 167, 69, 0.2);
    }

/* Nút Đăng ký */
.btn-register-submit {
    width: 100%;
    padding: 14px;
    background: #28a745;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 10px;
}

    .btn-register-submit:hover {
        background: #218838;
    }

/* Nút Mạng xã hội */
.social-container {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.btn-social {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-radius: 8px;
    padding: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: 0.3s;
}

.btn-google {
    background: white;
    color: #555;
    border: 1px solid #ddd;
}

    .btn-google:hover {
        background: #f8f9fa;
    }

.btn-facebook {
    background: #1877f2;
    color: white;
    border: none;
}

    .btn-facebook:hover {
        opacity: 0.9;
    }