:root {
    --dark: #19191B;
    --grey: #696871;
    --purple: #5454D4;
    --orange: #FF7143;
}

*{
    margin: 0px;
    padding: 0px;
}

body{
    font-family: "DM Sans",sans-serif;
}

.header {
    padding-block: 30px 0;
}

.header__container {
    max-width: 1069px;
    margin-inline: auto;
}

.header__nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__list {
    display: flex;
    gap: 49px;
}

ul{
list-style: none;
}

.header__list-link{
font-weight: 700;
font-size: 15px;
letter-spacing: -0,47px;
color: var(--grey);
transition: color 0.3s;
}

.header__list-link.active{
    color: var(--dark);
    border-bottom: 2px solid var(--purple);
    padding-bottom: 10px;
}

.header__list-link:hover {
    color: var(--dark);
}

a{
    text-decoration: none;
}

.header__button {
    font-weight: 700;
    font-size: 17px;
    letter-spacing: -0.53px;
    color: white;
    padding: 19px 59px;
    background: var(--orange);
    border-radius: 10px;
    transition: 0.3s;
}

.header__button:hover{
    opacity: 90%;
}



* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
}

/* контейнер */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* header */
.header {
    padding: 20px 0;
    border-bottom: 1px solid #eee;
}

/* страница товара */
.product {
    padding: 40px 0;
}

.product__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

/* фото */
.product__gallery img {
    width: 100%;
    border-radius: 10px;
}

/* инфа */
.product__title {
    font-size: 28px;
    margin-bottom: 15px;
}

.product__price {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}

.product__description {
    font-size: 22px;
    color: #555;
    margin-bottom: 25px;
    line-height: 1.5;
}

/* кнопка */
.product__btn {
    padding: 15px 25px;
    font-size: 16px;
    border: black;
    background: hsl(10, 11%, 89%);
    color: black;
    border-radius: 6px;
    cursor: pointer;
}

.product__btn:hover {
    background: black;
    color: white;
}