html {
    scroll-behavior: smooth;
    width: 1920px;
}

/* 基础样式 */
.header {
    position: relative;
}

.w {
    width: 1240px;
    margin: 0 auto;
}

/* ==================== Header部分 ==================== */
/* 快捷导航部分 */
.shortcut {
    height: 52px;
    background: #333;
}

.shortcut ul {
    display: flex;
    align-items: center;
    justify-content: right;
    height: 52px;
    gap: 14px;
}

.shortcut .line {
    height: 12px;
    width: 1px;
    background: #999;
}

.shortcut ul li a {
    color: #fff;
    font-size: 14px;
}

.shortcut ul li a:hover {
    color: #5eb69c;
}

.shortcut ul li:first-child a {
    color: #5eb69c;
}

.shortcut i {
    margin-right: 3px;
}

/* 主导航部分 - 粘性布局 */
.header {
    position: sticky;
    top: 0;
    z-index: 9999;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 132px;
}

.header .container .logo {
    width: 200px;
    height: 88px;
    background: url(../images/logo.png);
    text-indent: -999px;
    overflow: hidden;
}

.header .container .logo a {
    display: block;
    width: 100%;
    height: 100%;
}

.header .container .nav ul {
    display: flex;
}

.header .container .nav li {
    margin: 20px;
    width: 100%;
    height: 100%;
}

.header .container .nav li a {
    display: block;
    height: 40px;
    line-height: 40px;
}

.header .container .nav li a:hover {
    color: #5eb69c;
    border-bottom: 2px solid #5eb69c;
}

/* 搜索框 */
.header .search {
    position: relative;
}

.header .search i {
    position: absolute;
    font-size: 20px;
    color: #ccc;
    top: 8px;
    left: 0px;
}

.header .search input {
    width: 170px;
    height: 40px;
    border-bottom: 2px solid #f4f4f4;
    padding-left: 24px;
}

.header .search input::placeholder {
    font-size: 16px;
    color: #ccc;
}

/* 购物车 */
.header .car {
    position: relative;
}

.header .car p {
    position: absolute;
    top: -2px;
    left: 22px;
    color: #fff;
    background: #e26237;
    padding: 1px 5px;
    border-radius: 20px;
}

.header .car i {
    font-size: 34px;
}

/* ==================== Footer部分 ==================== */
.footer {
    height: 580px;
    background: #f5f5f5;
}

.footer .slogan {
    height: 178px;
    border-bottom: 1px solid #e8e8e8;
}

.footer .slogan ul {
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    height: 100%;
}

.footer .slogan ul li {
    display: flex;
    align-items: center;
    gap: 20px;
}

.footer .slogan ul li h5 {
    height: 58px;
    width: 58px;
    background: url(../images/sprite.png) no-repeat;
}

.footer .slogan ul li:nth-child(2) h5 {
    background-position: 0 -58px;
}

.footer .slogan ul li:nth-child(3) h5 {
    background-position: 0 calc(-58px * 2);
}

.footer .slogan ul li:nth-child(4) h5 {
    background-position: 0 calc(-58px * 3);
}

.footer .slogan ul li p {
    font-size: 28px;
}

/* Footer容器 - 与header的container区分 */
.footer .container {
    display: flex;
    justify-content: space-between;
    padding-top: 60px; /* 添加顶部间距 */
}

.footer .container .container-left {
    display: flex;
    gap: 84px;
}

.footer .container .container-left dt {
    font-size: 18px;
    margin-bottom: 30px;
}

.footer .container .container-left dd {
    margin-bottom: 10px;
}

.footer .container .container-left dd a {
    font-size: 16px;
    color: #969696;
}

.footer .container .container-left i {
    color: #5eb69c;
}

.footer .container .container-left dl dd a:hover {
    color: #5eb69c;
}

.footer .container .container-right ul {
    display: flex;
    gap: 55px;
}

.footer .container .container-right ul li {
    text-align: center;
}

.footer .container .container-right img {
    width: 120px;
    height: 120px;
}

.footer .container .container-right p {
    color: #969696;
    margin-top: 10px;
}

/* 版权信息 */
.footer .copyright {
    display: flex;
    width: 100%;
    flex-direction: column;
    align-items: center;
    margin-top: 100px;
}

.footer .copyright p {
    margin-top: 10px;
}

.footer .copyright p,
.footer .copyright a {
    color: #a1a1a1;
}