.portfolio {

}
.portfolio h1 {
    color: #fff;
    text-align: center;
    font-weight: 600;
    font-size: 64px;
    line-height: 87px;
    margin-top: 81px;
    margin-bottom: -64px;
}
.portfolio .list-row {
    display: flex;
    justify-content: space-between;
    padding: 128px 0;
}
.portfolio .list-row-container {
    width: 85%;
    max-width: 1664px;
    margin:  0 auto;
    display: flex;
    justify-content: flex-start;
    gap: 0 calc((100% - 395px * 3) / 2);
}
.portfolio .list-item {
    width: 395px;
    height: 676px;
    border-radius: 32px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}
.portfolio .list-item img {
    width: 331px;
    height: 331px;
    object-fit: cover;
    border-radius: 20px;
}
.portfolio .list-item .title {
    font-weight: 600;
    font-size: 24px;
    line-height: 33px;
    width: 100%;
}
.portfolio .list-item .description {
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    line-height: 22px;
}
.portfolio .list-item a {
    border-radius: 47px;
    padding: 12px 24px;
    text-decoration: none;
    width: 100%;
    font-weight: 600;
    font-size: 20px;
    line-height: 27px;
    text-align: center;
    transition: all 0.5s ease;
}

/***********************/

.portfolio .list-row:nth-of-type(2n+1){
    background-color: #1A191D;
    color: #fff;
}
.portfolio .list-row:nth-of-type(2n+1) .list-item {
    border: 1px solid #fff;
}
.portfolio .list-row:nth-of-type(2n+1) a {
    color: #fff;
    border: 1px solid #fff;
}
.portfolio .list-row:nth-of-type(2n+1) a:hover {
    color: #1A191D;
    background-color: #fff;
}
.portfolio .list-row:nth-of-type(2n+1) a:active {
    color: #1A191D;
    background-color: #fff;
    opacity: 0.5;
}

/***********************/

.portfolio .list-row:nth-of-type(2n){
    background-color: #fff;
    color: #1A191D;
}
.portfolio .list-row:nth-of-type(2n) .list-item{
    border: 1px solid #1A191D;
}
.portfolio .list-row:nth-of-type(2n) a {
    color: #1A191D;
    border: 1px solid #1A191D;
}
.portfolio .list-row:nth-of-type(2n) a:hover {
    background-color: #1A191D;
    color: #fff;
}
.portfolio .list-row:nth-of-type(2n) a:active {
    background-color: #1A191D;
    color: #fff;
    opacity: 0.5;
}

/***********************/
/***********************/

@media (max-width: 1440px) {
    .portfolio {
        padding-top: 64px;
    }
    .portfolio h1 {
        margin-bottom: 0;
    }
    .portfolio .list-row {
        padding: 64px 0;
    }
    .portfolio .list-row-container {
        max-width: 951px;
        width: 95%;
        gap: 0 calc((100% - 285px * 3) / 2);
    }
    .portfolio .list-row-container .list-item {
        width: 285px;
        height: 465px;
        padding: 16px;
        border-radius: 24px;
    }
    .portfolio .list-row-container .list-item img {
        width: 237px;
        height: 237px;
    }
    .portfolio .list-row-container .list-item .title {
        font-size: 16px;
        line-height: 22px;
    }
    .portfolio .list-row-container .list-item .description {
        font-size: 12px;
        line-height: 16px;
    }
    .portfolio .list-row-container .list-item a {
        padding: 13px 0;
        font-size: 16px;
        line-height: 22px;
    }
}
@media (max-width: 1280px) {
    .portfolio h1 {
        font-size: 34px;
        line-height: 46px;
        margin-top: 24px;
    }
    .portfolio .list-row:nth-of-type(2n + 1) .list-item a {
        color: #1A191D;
        background-color: #fff;
        border: none;
    }
    .portfolio .list-row:nth-of-type(2n) .list-item a {
        color: #fff;
        background-color: #1A191D;
        border: none;
    }
}
@media (max-width: 960px) {
    .portfolio {
        padding-top: 0;
    }
    .portfolio .list-row{
        padding: 48px 0 48px;
    }
    .portfolio .list-row-container {
        flex-wrap: wrap;
        flex-direction: column;
        align-items: center;
        gap: 32px;
        min-width: 311px;
    }
    .portfolio .list-row-container .list-item {
        width: 311px;
        height: 529px;
        padding: 32px;
    }
    .portfolio .list-row-container .list-item img {
        width: 247px;
        height: 247px;
    }
    .portfolio .list-row-container .list-item .title {
        font-size: 20px;
        line-height: 27px;
    }
    .portfolio .list-row-container .list-item .description {
        font-size: 12px;
        line-height: 16px;
    }
    .portfolio .list-row-container .list-item a {
        padding: 13px 0;
        font-size: 16px;
        line-height: 22px;
    }
}
@media (max-width: 480px) {
    .portfolio h1 {
        font-size: 24px;
        line-height: 33px;
    }
    .portfolio .list-row {
        padding: 32px 0;
    }
}