@font-face {
    font-family: 'Alibaba PuHuiTi';
    src: url('../fonts/AlibabaPuHuiTi-3-55-Regular.woff2') format('woff2'),
        url('../fonts/AlibabaPuHuiTi-3-55-Regular.woff') format('woff');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Alibaba PuHuiTi';
    src: url('../fonts/AlibabaPuHuiTi-3-65-Medium.woff2') format('woff2'),
        url('../fonts/AlibabaPuHuiTi-3-65-Medium.woff') format('woff');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Alibaba PuHuiTi';
    src: url('../fonts/AlibabaPuHuiTi-3-85-Bold.woff2') format('woff2'),
        url('../fonts/AlibabaPuHuiTi-3-85-Bold.woff') format('woff');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --main-color: #333333;
    --primary-color: #EC6517;
    --border-color: #F9F7F8;
    --text-color: #999999;
    --des-color: #666666;
    --white-color: #ffffff;
    --weight-color: #e9e9e9;
    --bg-color: #f5f5f5;
    --shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.05);
    --radius-lg: 30px;
    --radius-sm: 4px;
    --transition: all 0.3s ease;
}

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

html {
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: "Alibaba PuHuiTi", "Microsoft YaHei", sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--main-color);
    background-color: var(--white-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    cursor: pointer;
}

a:hover {
    color: var(--primary-color);
}

ul,
ol {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 500;
    line-height: 1.3;
}

table {
    width: 100%;
    border-collapse: collapse;
    border-spacing: 0;
}

input,
button,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    outline: none;
    border: none;
    background: none;
}

button {
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
}

.flex {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.flex-row {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.flex5 {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.flex10 {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.flex20 {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.flex30 {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.fleximg {
    flex-shrink: 0;
}

.flextext {
    flex: 1;
}

.grid {
    display: grid;
    gap: 15px;
}

.p15 {
    padding: 15px 0;
}

.p30 {
    padding: 30px 0;
}

.ps15 {
    padding: 15px;
}

.m30 {
    margin: 30px 0;
}

.text-center {
    text-align: center;
}

.text-white {
    color: var(--white-color);
}

.hide {
    display: none;
}

.bgcolor {
    background: var(--bg-color);
}

.bgwhite {
    background: var(--white-color);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
    font-weight: 500;
    color: var(--white-color);
    background: var(--primary-color);
    padding: 15px 30px;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    border: none;
}

.btn:hover {
    background: var(--main-color);
    color: var(--white-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.btn:active {
    transform: translateY(-1px);
}

.btnlist {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.btnlist a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 30px;
    background: var(--primary-color);
    color: var(--white-color);
    font-weight: 500;
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.btnlist a:first-child {
    background: var(--main-color);
    color: var(--white-color);
}

.text-title {
    font-size: 18px;
    font-weight: 500;
}

.text-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.list-title {
    font-size: 18px;
    line-height: 27px;
    font-weight: 500;
    color: var(--main-color);
}

.list-desc {
    font-size: 14px;
    line-height: 21px;
    color: var(--text-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.more {
    display: inline-flex;
    align-items: center;
    gap: 15px;
}

.box {
    box-shadow: var(--shadow);
    background: var(--white-color);
    transition: var(--transition);
}

.rad {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.hovermove:hover {
    transform: translateY(-10px);
}

.imgitem {
    position: relative;
    height: 0;
    padding-bottom: 56.25%;
    overflow: hidden;
}

.imgitem img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bigimg {
    overflow: hidden;
}

.bigimg img {
    transition: transform 0.5s ease;
}

.bigimg:hover img {
    transform: scale(1.1);
}

.accordion {
    border: 1px solid var(--border-color);
}

.accordion-item {
    background: var(--white-color);
    border-bottom: 1px solid var(--border-color);
}

.accordion-header {
    padding: 15px 20px;
    cursor: pointer;
    background: var(--primary-color);
    color: var(--white-color);
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-item-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--white-color);
}

.accordion-item.active .accordion-item-content {
    max-height: 1000px;
    padding: 20px;
}

.white-image img,
.white-image {
    filter: brightness(0) invert(1);
}

hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 2em 0;
    height: 0;
}