/* ====== 全局重置 ====== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", Arial, sans-serif;
    font-size: 14px;
    color: #333;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: #333;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ====== 容器 ====== */
.container {
    width: 1200px;
    margin: 0 auto;
}

/* ====== 顶部 ====== */
.top {
    background: #f5f5f5;
    padding: 8px 0;
    font-size: 13px;
}

.top p {
    float: left;
}

.top span {
    float: right;
}

/* ====== 头部 ====== */
.header {
    padding: 20px 0;
}

.logo {
    float: left;
}

.hr {
    float: right;
    text-align: right;
}

.hr b {
    color: #e60012;
    font-size: 20px;
}

/* ====== 导航 ====== */
.nav {
    background: #1f6fb2;
}

.nav ul {
    display: flex;
}

.nav ul li {
    flex: 1;
    text-align: center;
}

.nav ul li a {
    display: block;
    padding: 15px 0;
    color: #fff;
    font-size: 15px;
}

.nav ul li a:hover {
    background: #15558a;
}

/* ====== 轮播 ====== */
.slideBox img {
    width: 100%;
}

/* ====== 关于我们 ====== */
.about {
    display: flex;
    gap: 20px;
    padding: 40px 0;
    align-items: center;
}

.a_l {
    flex: 1;
}

.a_r {
    flex: 1;
}

.a_r span {
    font-size: 22px;
    font-weight: bold;
    display: block;
    margin-bottom: 15px;
}

/* ====== 产品列表 ====== */
.c5 ul {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding: 40px 0;
}

.c5 ul li {
    width: calc(33.333% - 14px);
    background: #fff;
    border: 1px solid #eee;
    padding: 10px;
    transition: 0.3s;
}

.c5 ul li:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.c5 ul li p {
    margin-top: 10px;
    font-size: 14px;
    height: 40px;
    overflow: hidden;
}

/* ====== 新闻区 ====== */
.i-list {
    padding: 40px 0;
    background: #f8f8f8;
}

.i-news {
    width: 48%;
}

.i-news ul li {
    padding: 6px 0;
}

.i-news ul li a:hover {
    color: #1f6fb2;
}

/* ====== 页脚 ====== */
.footer {
    background: #222;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

.footer a {
    color: #fff;
}

/* ====== 清除浮动 ====== */
.clear {
    clear: both;
}

/* ========================= */
/* ====== 平板适配 ====== */
/* ========================= */
@media (max-width: 1024px) {

    .container {
        width: 95%;
    }

    .c5 ul li {
        width: calc(50% - 10px);
    }

    .i-news {
        width: 100%;
        margin-bottom: 30px;
    }

}

/* ========================= */
/* ====== 手机适配 ====== */
/* ========================= */
@media (max-width: 768px) {

    .top p,
    .top span,
    .logo,
    .hr {
        float: none;
        text-align: center;
    }

    .nav ul {
        flex-direction: column;
    }

    .about {
        flex-direction: column;
    }

    .c5 ul li {
        width: 100%;
    }

    .i-news {
        width: 100%;
    }

}
 /* ===== 新闻区域整体 ===== */
.i-list {
    padding: 60px 0;
    background: #f7f8fa;
}

.i-list .container {
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

/* ===== 左右模块 ===== */
.i-news {
    width: 50%;
    background: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

/* ===== 标题样式 ===== */
.i-list-tit {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    border-left: 4px solid #1f6fb2;
    padding-left: 10px;
}

.i-list-tit h2 {
    font-size: 20px;
    font-weight: bold;
    margin-right: 10px;
}

.i-list-tit span {
    font-size: 12px;
    color: #999;
}

/* ===== 图片新闻 ===== */
.i-news .img {
    margin-bottom: 20px;
}

.i-news .img img {
    border-radius: 6px;
    width: 100%;
}

.i-news .int {
    margin-top: 8px;
}

.i-news .int a {
    font-weight: bold;
    color: #333;
}

.i-news .int a:hover {
    color: #1f6fb2;
}

/* ===== 列表样式 ===== */
.i-news ul li {
    padding: 8px 0;
    border-bottom: 1px dashed #eee;
    font-size: 14px;
}

.i-news ul li:last-child {
    border-bottom: none;
}

.i-news ul li a:hover {
    color: #1f6fb2;
}

/* ===== 产品知识右侧列表优化 ===== */
.i-honor ul li {
    display: flex;
    margin-bottom: 15px;
}

.i-honor ul li span {
    width: 25px;
    height: 25px;
    background: #1f6fb2;
    color: #fff;
    text-align: center;
    line-height: 25px;
    border-radius: 50%;
    font-size: 12px;
}

.i-honor ul li .f_r {
    margin-left: 10px;
}

.i-honor ul li p {
    font-size: 12px;
    color: #999;
}

/* ======================= */
/* ===== 手机适配 ===== */
/* ======================= */
@media (max-width: 768px) {

    .i-list .container {
        flex-direction: column;
    }

    .i-news {
        width: 100%;
        margin-bottom: 25px;
    }

}