#masthead{
    position: sticky;
    top: 0;
    z-index: 5;
    display: flex;
    flex-direction: column;
}
.header-white{
    background-color: white;
}
.header-white__container{
    padding-top: 4px;
    padding-bottom: 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header-logo{
    width: 218px;
}
.header-mobile-burger{
    display: none;
}
.header-contact{
    display: flex;
    gap: 60px;
}
.header-contact__item{
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--color-primary-1);
    transition: color 0.3s;
}
a.header-contact__item:hover{
    color: var(--color-secondary-4);
}
.header-contact__item-text{
    color: inherit;
}
.header-blue{
    background-color: var(--color-primary-1);
}
.header-blue__container{
    padding-top: 16px;
    padding-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header-links{
    display: flex;
    align-items: center;
    gap: 40px;
}
.header-icons{
    display: flex;
    align-items: center;
    gap: 20px;
}
.header-link,
.header-icon{
    color: var(--color-secondary-3);
    transition: color 0.3s;
}
.header-link:hover,
.header-icon:hover{
    color: var(--color-secondary-4);
}
.header-link__icon{
    color: inherit;
}

.header-search{
    position: relative;
}
.header-open-search{
    color: var(--color-secondary-3);
    transition: color 0.3s;
}
.header-open-search:hover{
    color: var(--color-secondary-4);
}
.header-open-search--hidden{
    display: none;
}
.header-open-search__icon{
    color: inherit;
}
.header-search-form{
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 20px;
    border: 1px solid white;
    border-radius: 999px;
    background-color: var(--color-primary-1);
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
}
.header-search-form--hidden{
    display: none;
}
.header-search-form__input{
    width: 158px;
    border: none;
    border-radius: 0;
    padding: 0;
    color: white;
    background-color: transparent;
    outline: none;
}
.header-search-form__input::placeholder{
    color: white;
}
.header-search-form__submit{
    flex-shrink: 0;
    color: white;
    transition: color 0.3s;
}
.header-search-form__submit:hover{
    color: var(--color-secondary-4);
}
.header-search-form__submit-icon{
    color: inherit;
}
.header-mobile-container{
    overflow: hidden;
    position: fixed;
    inset: var(--nav-height) 0 0;
    z-index: -1;
    display: none;
    background-color: color-mix(in oklab, var(--color-gray-1) 0%, transparent);
    backdrop-filter: blur(0px);
}
.header-mobile-links{
    position: absolute;
    right: 0;
    top: 0;
    width: 240px;
    background-color: white;
    box-shadow: 0 4px 20px 0 rgba(0, 0, 0, 0.25);
    transform: translateX(-100%);
}
.header-mobile-link{
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 24px;
    border-bottom: 1px solid var(--color-gray-5);
}
.header-mobile-link__text{
    color: var(--color-primary-1);
}

#inquiry-btn{
    position: relative;
    display: flex;
    justify-content: center;
}
.inquiry-btn__alert{
    position: absolute;
    bottom: 0;
    transform: translateY(calc(100% + 20px));
    width: max-content;
    pointer-events: none;
    padding: 6px 12px;
    background-color: var(--color-secondary-4);
    color: white;
    border-radius: 10px;
    display: none;
}

.inquiry-btn__alert--show{
    display: block;
}

.inquiry-btn__num{
	position: absolute;
	top: -4px;
	right: -4px;
	font-size: 12px;
	line-height: 1;
	letter-spacing: 0px;
	text-indent: 1px;
	color: white;
	background-color: var(--color-secondary-4);
	width: 16px;
	aspect-ratio: 1;
	border-radius: 50%;
	display: none;
	align-items: center;
	justify-content: center;
}

.inquiry-btn__num--show{
	display: flex;
}

@keyframes header-mobile-container-active {
    0%{
        display: none;
        background-color: color-mix(in oklab, var(--color-gray-1) 0%, transparent);
        backdrop-filter: blur(0px);
    }
    1%{
        display: block;
        background-color: color-mix(in oklab, var(--color-gray-1) 0%, transparent);
        backdrop-filter: blur(0px);
    }
    100%{
        display: block;
        background-color: color-mix(in oklab, var(--color-gray-1) 80%, transparent);
        backdrop-filter: blur(5px);
    }
}
@keyframes header-mobile-item-active {
    0%{
        transform: translateX(100%);
    }
    100%{
        transform: translateX(0%);
    }
}
@keyframes header-mobile-container-unactive {
    0%{
        display: block;
        background-color: color-mix(in oklab, var(--color-gray-1) 80%, transparent);
        backdrop-filter: blur(5px);
    }
    99%{
        display: block;
        background-color: color-mix(in oklab, var(--color-gray-1) 0%, transparent);
        backdrop-filter: blur(0px);
    }
    100%{
        display: none;
        background-color: color-mix(in oklab, var(--color-gray-1) 0%, transparent);
        backdrop-filter: blur(0px);
    }
}
@keyframes header-mobile-item-unactive {
    0%{
        transform: translateX(0%);
    }
    100%{
        transform: translateX(100%);
    }
}



@media screen and (width < 1248px) {
    .header-links{
        gap: 24px;
    }
    .header-icons{
        gap: 10px;
    }
}

@media screen and (width < 1024px) {
    .header-white{
        order: 1;
        position: relative;
        z-index: -1;
    }
    .header-white__container{
        padding-top: 12px;
        padding-bottom: 12px;
    }
    .header-mobile-burger{
        display: block;
    }
    .header-mobile-burger__line,
    .header-mobile-burger__cancel{
        transition: transform .5s;
    }
    .header-mobile-burger__cancel{
        transform: translateX(100%);
    }
    .header-mobile-burger__cancel--active{
        transform: translateX(0%);
    }
    .header-mobile-burger__line--active{
        transform: translateX(-100%);
    }
    .header-contact{
        display: none;
    }
    .header-link{
        display: none;
    }
    .header-mobile-container--active{
        animation: header-mobile-container-active .5s forwards;
        display: block;
    }
    .header-mobile-container--unactive{
        animation: header-mobile-container-unactive .5s forwards;
    }
    .header-mobile-links--active{
        animation: header-mobile-item-active .5s forwards;
    }
    .header-mobile-links--unactive{
        animation: header-mobile-item-unactive .5s forwards;
    }
}

@media screen and (width < 576px) {
    .header-logo{
        width: 164px;
    }
    .header-blue__container{
        padding-top: 6px;
        padding-bottom: 6px;
    }
    .header-search-form{
        padding: 2px 12px;
    }
    .header-search-form__input{
        width: 120px;
    }
    .inquiry-btn__alert{
        right: 0;
    }
}