body{
    font-size: 1em;
    font-family: Inter, Helvetica, sans-serif;
    font-weight: 300;
    background-color: #FEFEFE;
    color: #1D1D1B;
}
.text-nike{
    font-weight: 700;
}

/* fontsize */
h1{
    font-weight: 200;
    font-size: 4em;
    line-height: 1.75;
}
.hero-cards,.scrolling-links span,#section-list h2{
    font-size: 2em;
}
.feature-item,#about-section h3{
    font-size: 2.25em;
}
#product-info p,.mission-content h3,.list-grid{
    font-size: 1.4375em;
}
button,#rhythm-section p,.nav-links a,.footer-links a{
    font-size: 0.874em;
}
#mission-section h2,#rhythm-section h2{
    font-size: 2.875em;
}
#about-section h2{
    font-size: 4em;
    padding-bottom: 2.468755em;
}
#about-section h3,#about-section h2,#section-list h2,#mission-section h2{
    font-weight: 400;
}
/* backgound color*/

header{
    background-color: #9A867D;
}
#product-info,footer{
    background-color: #CBBFB8;
}
#mission-section,#section-list{
    background-color: #FFFDF5;
}
#rhythm-section{
    background-color: #695B58;
    color: #FEFEFE;
}
button{
    background-color: #1D1D1B;
    color: #CBBFB8;
    border: none;
    border-radius: 0.35714285714285714286em;
    padding: 0.57142857142857142857em;
    margin-top: 1.2857142857142857143em;
    cursor: pointer;
    transition: background-color 0.3s;
}
.cta-button:hover {
    background-color: #4C4C48;
}
.nav-links a{
    color:  #1D1D1B;
    text-decoration: none;
}
.scrolling-links span{
    color: #FEFEFE;
    text-decoration: none;
}
.footer-links a{
    color: #1D1D1B;
    text-decoration: none;
}

#product-info p{
    line-height: 1.1304347826086956522em;
}

#about-section h3{
    margin-bottom: .77777777777777777778em;
}
p{
    line-height: 1.625em;
}


/* nav et header */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5em 4.625em 2.5em;
    border-bottom: 0.5px solid #1D1D1B;
}
.nav-links {
    display: flex;
    gap: 40px;
    list-style: none;
}
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo img {
    height: 35px;
    width: auto;
}
/* section hero */
#hero {
    padding: 12em 4.625em;
    display: flex;
    justify-content: space-between;
    gap: 60px;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    margin-bottom: 3.21875em;
}

.hero-cards {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.card {
    border-radius: 0.5625em;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(16.665000915527344px);
    padding: 4.5625em 3.46875em;
    min-width: 272px; 
    justify-content: center;
    display: flex;
}
.hero-image {
    flex-shrink: 0;
}

.hero-image img {
    max-width: 662px;
    width: 100%;
    height: auto;
    transform: scaleX(-1);
}

/* info nike / section 1 */
#product-info {
    padding: 5.9375em 0 8.75em;
    text-align: center;
    position: relative;
}

#product-info > img {
    max-width: 550px;
    width: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 34px;
}

.product-features-drop-down {
    display: flex;
    justify-content: center;
    gap: 110px;
    margin-bottom: 10.194444444444444444em;
}
/* .feature-item {
    text-align: center;
}

/* section 2 / mission */
#mission-section {
    padding: 6.5em 4.625em 20.5em;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 106px 80px;
    align-items: start;
}
#mission-section > div:first-child {
    display: contents; 
}
.div-pad {
    grid-column: 2;
}
.mission-content {
    display: contents;
}
.mission-item {
    display: contents;
}
.mission-item h3 {
    grid-column: 1;
    border-top: 0.5px solid #A8A8A7;
    padding-top: 0.86956521739130434783em;
}
.mission-item h3::before {
    content: "● ";
    margin-right: 10px;
}
.mission-item p {
    grid-column: 2;
    border-top: 0.5px solid #A8A8A7;
    padding-top: 1.25em;
}


/* section 3/ rythme */
#rhythm-section h2{
    line-height: 1.6956521739130434783em;
    margin-bottom: 2.0434782608695652174em;
}
#rhythm-section {
    padding:  4.625em 2.0625em;
    position: relative;
}
#rhythm-section > div:first-child > p:first-child {
    margin-bottom: 1.8571428571428571429em;
}

#rhythm-section img {
    max-width: 450px;
    width: 100%;
    position: absolute;
    top: -44px;
    right: 10px;
}

.scrolling-links {
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3) ;
    padding: 2em 0;
}
.arrow-link {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s;

}
.arrow-icon::before {
    content: "↗";
    font-size: 50px;

}

/* setion 4/listes */
#section-list {
    padding: 6.75em 4.625em 26.5em;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0px 80px;
    align-items: start;
}
#section-list > p {
    margin-bottom: 8.5em;
}
.list-grid{
    display: contents;
}
.left-list{
    display: contents;
    grid-column: 1;
    border-top: 0.5px solid #A8A8A7;
}
.right-list{
    display: contents;
    grid-column: 2;
    
}
.list-item {
    display: flex;
    gap: 15px;
    padding-bottom: 1.25em;
    border-bottom: 0.5px solid #A8A8A7;
}
ul > li.list-item:not(:first-child){
    margin-bottom: 1.1304347826086956522em;
}
.list-item::before {
    content: "●";
    font-size: 20px;
    flex-shrink: 0;
}



/* section 5 / production */

#about-section {
    padding: 10em 4.625em 3em;
}

#about-section h3 {
    margin-bottom: 0.77777777777777777778em;
}
.original-site{
    margin-top: 2.6388888888888888889em;
}
.explanation {
    padding-bottom: 6.9375em;
    border-bottom: 0.5px solid #A8A8A7;
}
.explanation .hero-image {
    text-align: right;
}
.explanation .hero-image img {
    max-width: 400px;
}
.original-site p {
    margin-bottom: 3.75em;
}
.about-link {
    text-decoration: underline;
}
.site-images {
    display: flex;
    gap: 20px;
    padding-bottom: 3.625em;
    border-bottom: 0.5px solid #A8A8A7;
}
.site-images img {
    width: calc(33.333% - 14px);
}

/* transformation */

#transformation-section {
    margin-top: 2.6388888888888888889em;
}
.transformation-grid {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.transformation-item {
    display: flex;
    gap: 30px;
    align-items: center;
    justify-content: center;
}

.transformation-item img {
    width: 45%;
    max-width: 450px;
}

.arrow {
    font-size: 36px;
    color: #1D1D1B;
}

/* hover */

#hover h3 {
    margin-bottom: 2.25em;
    padding-top: 2.25em;
    border-top: 0.5px solid #A8A8A7;
}
#hover video {
    width: 100%;
}

/* footer */
#footer {
    padding: 4.375em 4.625em 6.875em;

}
.footer{
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 33px;
    border: .5px solid #1D1D1B;
    padding: 1.0625em 1.75em;
    border-radius: 0.5em;
}
.footer-left {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}
.social-links {
    display: flex;
    gap: 15px;
}

.social-links img {
    width: 24px;
}

.footer-links {
    display: flex;
    gap: 33px;
    flex-wrap: wrap;
}