/* 安速通物流 官网样式
   配色:深蓝+橙红+暖灰
   设计思路:现代、稳健、可信赖
*/

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

:root {
    --primary: #0a3d7a;
    /* 主色 深蓝 */
    --primary-dark: #072957;
    /* 深一点的蓝 */
    --primary-light: #1e5ca8;
    /* 浅一点的蓝 */
    --accent: #e67e22;
    /* 强调色 橙红 */
    --accent-dark: #c56515;
    --text: #333;
    --text-light: #666;
    --text-muted: #999;
    --border: #e5e7eb;
    --bg: #ffffff;
    --bg-gray: #f5f7fa;
    --bg-dark: #0f2944;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color .2s;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* -------- 顶部栏 -------- */
.top-bar {
    background: var(--primary-dark);
    color: #c7d4e8;
    font-size: 13px;
    padding: 8px 0;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar .left span {
    margin-right: 20px;
}

.top-bar .left i {
    color: var(--accent);
    margin-right: 5px;
}

.top-bar .right a {
    color: #c7d4e8;
    margin-left: 18px;
}

.top-bar .right a:hover {
    color: var(--accent);
}

/* -------- 导航栏 -------- */
.navbar {
    background: #fff;
    border-bottom: 3px solid var(--primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, .05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 78px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-mark {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 22px;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(10, 61, 122, .3);
}

.logo-text {
    line-height: 1.2;
}

.logo-text .cn {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 2px;
}

.logo-text .en {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-top: 3px;
}

.tel-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-left: 30px;
    border-left: 1px solid var(--border);
}

.tel-header .label {
    font-size: 12px;
    color: var(--text-muted);
}

.tel-header .num {
    font-size: 22px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 4px;
}

.nav-menu>li {
    position: relative;
}

.nav-menu>li>a {
    display: block;
    padding: 28px 22px;
    color: #333;
    font-size: 15px;
    font-weight: 500;
    transition: all .2s;
}

.nav-menu>li>a:hover,
.nav-menu>li.active>a {
    color: var(--accent);
    background: rgba(10, 61, 122, .04);
}

.nav-menu>li>a::after {
    content: '';
    display: block;
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 0;
    height: 3px;
    background: var(--accent);
    transition: all .3s;
    transform: translateX(-50%);
}

.nav-menu>li.active>a::after,
.nav-menu>li:hover>a::after {
    width: 100%;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: #fff;
    min-width: 160px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .12);
    border-radius: 6px;
    list-style: none;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transition: all .25s;
    border-top: 3px solid var(--accent);
}

.nav-menu>li:hover>.submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.submenu li a {
    display: block;
    padding: 10px 22px;
    color: #555;
    font-size: 14px;
    white-space: nowrap;
}

.submenu li a:hover {
    background: var(--bg-gray);
    color: var(--accent);
}

/* -------- Banner 轮播 -------- */
.banner {
    position: relative;
    height: 520px;
    overflow: hidden;
    background: linear-gradient(135deg, #0a3d7a 0%, #1e5ca8 50%, #2c7dc0 100%);
}

.banner-slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity .8s;
}

.banner-slide.active {
    opacity: 1;
}

.banner-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(230, 126, 34, .18) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, .08) 0%, transparent 40%);
}

.banner-slide::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .03) 1px, transparent 1px);
    background-size: 50px 50px;
}

.banner-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    color: #fff;
}

.banner-subtitle {
    display: inline-block;
    font-size: 13px;
    letter-spacing: 6px;
    padding: 6px 18px;
    border: 1px solid rgba(255, 255, 255, .3);
    border-radius: 20px;
    margin-bottom: 22px;
    text-transform: uppercase;
}

.banner-title {
    font-size: 46px;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 18px;
    letter-spacing: 2px;
}

.banner-title em {
    color: var(--accent);
    font-style: normal;
}

.banner-desc {
    font-size: 17px;
    color: rgba(255, 255, 255, .85);
    margin-bottom: 30px;
    max-width: 560px;
    line-height: 1.8;
}

.banner-buttons {
    display: flex;
    gap: 16px;
}

.btn {
    display: inline-block;
    padding: 14px 34px;
    font-size: 15px;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all .25s;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(230, 126, 34, .35);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, .6);
}

.btn-outline:hover {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 13px;
}

.banner-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.banner-dots span {
    width: 40px;
    height: 3px;
    background: rgba(255, 255, 255, .4);
    cursor: pointer;
    transition: all .3s;
}

.banner-dots span.active {
    background: var(--accent);
    width: 60px;
}

.banner-decoration {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 500px;
    height: 500px;
    opacity: .12;
    pointer-events: none;
}

.banner-decoration::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 8px solid #fff;
    border-radius: 50%;
}

.banner-decoration::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 4px solid #fff;
    border-radius: 50%;
}

/* -------- 快速查询栏(运单) -------- */
.quick-search {
    background: #fff;
    padding: 28px 30px;
    margin: -60px auto 0;
    max-width: 1160px;
    position: relative;
    z-index: 10;
    box-shadow: 0 15px 40px rgba(10, 61, 122, .15);
    border-radius: 8px;
    border-left: 5px solid var(--accent);
    display: grid;
    grid-template-columns: 220px 1fr auto;
    gap: 24px;
    align-items: center;
}

.quick-search .qs-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.quick-search .qs-title .icon {
    width: 48px;
    height: 48px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 22px;
}

.quick-search .qs-title h3 {
    font-size: 17px;
    color: var(--primary);
}

.quick-search .qs-title p {
    font-size: 12px;
    color: var(--text-muted);
}

.quick-search .qs-form {
    display: flex;
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
}

.quick-search .qs-form input {
    flex: 1;
    padding: 14px 16px;
    border: none;
    outline: none;
    font-size: 14px;
}

.quick-search .qs-form button {
    padding: 0 30px;
    background: var(--accent);
    color: #fff;
    border: none;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: background .2s;
}

.quick-search .qs-form button:hover {
    background: var(--accent-dark);
}

.quick-search .qs-tips {
    font-size: 13px;
    color: var(--text-muted);
}

/* -------- 通用区块 -------- */
.section {
    padding: 80px 0;
}

.section-gray {
    background: var(--bg-gray);
}

.section-dark {
    background: var(--bg-dark);
    color: #c7d4e8;
}

.section-dark a {
    color: #c7d4e8;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header .en {
    font-size: 13px;
    color: var(--accent);
    letter-spacing: 4px;
    text-transform: uppercase;
    font-weight: 600;
}

.section-header h2 {
    font-size: 34px;
    font-weight: 700;
    color: var(--primary);
    margin: 10px 0 14px;
    letter-spacing: 2px;
}

.section-dark .section-header h2 {
    color: #fff;
}

.section-header .divider {
    display: inline-block;
    width: 60px;
    height: 3px;
    background: var(--accent);
    position: relative;
}

.section-header .divider::before,
.section-header .divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 5px;
    height: 5px;
    background: var(--accent);
    border-radius: 50%;
    transform: translateY(-50%);
}

.section-header .divider::before {
    left: -15px;
}

.section-header .divider::after {
    right: -15px;
}

.section-header p {
    color: var(--text-muted);
    margin-top: 18px;
    font-size: 15px;
}

/* -------- 主营产品(业务介绍) -------- */
.business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}

.business-card {
    background: #fff;
    padding: 34px 30px;
    border-radius: 6px;
    border: 1px solid var(--border);
    transition: all .3s;
    position: relative;
    overflow: hidden;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform .4s;
    transform-origin: left;
}

.business-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(10, 61, 122, .12);
    border-color: transparent;
}

.business-card:hover::before {
    transform: scaleX(1);
}

.business-card .icon {
    width: 68px;
    height: 68px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 30px;
    margin-bottom: 22px;
    transition: all .3s;
}

.business-card:hover .icon {
    background: linear-gradient(135deg, var(--accent), #f39c4d);
    transform: rotate(-8deg);
}

.business-card h3 {
    font-size: 19px;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.business-card p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.9;
    margin-bottom: 18px;
}

.business-card ul {
    list-style: none;
    margin-bottom: 18px;
}

.business-card ul li {
    padding: 6px 0 6px 20px;
    font-size: 13px;
    color: var(--text-light);
    position: relative;
}

.business-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.business-card .link-more {
    display: inline-block;
    padding-top: 16px;
    border-top: 1px dashed var(--border);
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
}

.business-card .link-more::after {
    content: ' →';
    transition: margin-left .2s;
}

.business-card:hover .link-more::after {
    margin-left: 6px;
}

/* -------- 数据统计 -------- */
.stats-section {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 70px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
    color: #fff;
}

.stat-item .num {
    font-size: 52px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 10px;
    font-family: "DIN Alternate", sans-serif;
}

.stat-item .num .plus {
    color: var(--accent);
    font-size: 32px;
    margin-left: 4px;
}

.stat-item .label {
    font-size: 14px;
    color: rgba(255, 255, 255, .75);
    letter-spacing: 2px;
}

.stat-item .line {
    width: 40px;
    height: 3px;
    background: var(--accent);
    margin: 14px auto;
}

/* -------- 服务优势 / 增值服务 -------- */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.advantage-card {
    background: #fff;
    padding: 30px 24px;
    border-radius: 6px;
    text-align: center;
    border: 1px solid var(--border);
    transition: all .3s;
}

.advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, .08);
    border-color: var(--primary-light);
}

.advantage-card .num {
    font-size: 40px;
    font-weight: 800;
    color: transparent;
    background: linear-gradient(135deg, var(--accent), #f39c4d);
    -webkit-background-clip: text;
    background-clip: text;
    line-height: 1;
}

.advantage-card h4 {
    font-size: 16px;
    color: var(--primary);
    margin: 14px 0 10px;
    font-weight: 600;
}

.advantage-card p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.8;
}

/* -------- 新闻资讯 -------- */
.news-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 26px;
}

.news-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    transition: all .3s;
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, .08);
}

.news-card .cover {
    height: 200px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.news-card .cover .date-tag {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--accent);
    color: #fff;
    padding: 8px 14px;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    line-height: 1.1;
}

.news-card .cover .date-tag .d {
    font-size: 22px;
}

.news-card .cover .date-tag .ym {
    font-size: 11px;
    margin-top: 3px;
    opacity: .9;
}

.news-card .cover .cat-tag {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(0, 0, 0, .35);
    color: #fff;
    padding: 5px 12px;
    border-radius: 3px;
    font-size: 12px;
}

.news-card .cover .icon-decor {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, .2);
    font-size: 80px;
    font-weight: 800;
    letter-spacing: 4px;
}

.news-card .body {
    padding: 22px 24px;
}

.news-card .body h3 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 600;
    line-height: 1.5;
    height: 48px;
    overflow: hidden;
}

.news-card .body p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.8;
    height: 45px;
    overflow: hidden;
    margin-bottom: 14px;
}

.news-card .meta {
    padding-top: 14px;
    border-top: 1px dashed var(--border);
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
}

/* -------- 网点分布 -------- */
.branch-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
}

.branch-provinces {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 24px 0;
    max-height: 400px;
    overflow-y: auto;
}

.branch-provinces h4 {
    padding: 0 24px 16px;
    color: var(--primary);
    border-bottom: 1px solid var(--border);
    font-size: 15px;
}

.branch-provinces ul {
    list-style: none;
}

.branch-provinces li a {
    display: block;
    padding: 12px 24px;
    color: #555;
    font-size: 14px;
    position: relative;
    transition: all .2s;
}

.branch-provinces li a::before {
    content: '▸';
    color: var(--text-muted);
    margin-right: 8px;
}

.branch-provinces li a:hover,
.branch-provinces li.active a {
    background: var(--bg-gray);
    color: var(--accent);
}

.branch-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.branch-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 20px 22px;
    border-left: 3px solid var(--accent);
    transition: all .25s;
}

.branch-item:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, .08);
    transform: translateX(4px);
}

.branch-item h5 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 10px;
}

.branch-item p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.9;
}

.branch-item p i {
    color: var(--accent);
    margin-right: 6px;
    display: inline-block;
    width: 14px;
}

/* -------- 关于我们 简介 -------- */
.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 8px;
    font-weight: 700;
    letter-spacing: 2px;
}

.about-text .en-title {
    font-size: 13px;
    color: var(--accent);
    letter-spacing: 4px;
    text-transform: uppercase;
    font-weight: 600;
}

.about-text .divider {
    width: 50px;
    height: 3px;
    background: var(--accent);
    margin: 20px 0 24px;
}

.about-text .lead {
    font-size: 16px;
    color: #444;
    margin-bottom: 22px;
    line-height: 2;
}

.about-text p {
    color: var(--text-light);
    line-height: 2;
    margin-bottom: 16px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 30px;
}

.about-features .f-item {
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 6px;
}

.about-features .f-item .label {
    font-size: 12px;
    color: var(--text-muted);
}

.about-features .f-item .value {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-top: 4px;
}

.about-image {
    height: 420px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 80px;
    font-weight: 800;
    letter-spacing: 10px;
}

.about-image::before {
    content: '';
    position: absolute;
    inset: 30px;
    border: 2px dashed rgba(255, 255, 255, .3);
    border-radius: 6px;
}

.about-image .overlay-text {
    position: relative;
    z-index: 2;
    text-align: center;
    line-height: 1.3;
}

.about-image .overlay-text .sub {
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 8px;
    margin-top: 10px;
    opacity: .85;
}

/* -------- 联系我们(底部模块) -------- */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.contact-card {
    padding: 20px;
}

.contact-card h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 22px;
    font-weight: 600;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 14px;
}

.contact-card h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--accent);
}

.contact-card p,
.contact-card li {
    color: #b8c5da;
    font-size: 14px;
    line-height: 2.1;
    list-style: none;
}

.contact-card .hot-line {
    font-size: 24px;
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 1px;
    margin: 10px 0;
}

.contact-card a:hover {
    color: var(--accent);
}

.contact-card ul li {
    padding: 4px 0;
}

/* -------- 底部 footer -------- */
.footer {
    background: #081b32;
    color: #7b8aa3;
    padding: 28px 0;
    border-top: 1px solid rgba(255, 255, 255, .05);
    font-size: 13px;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
}

.footer a {
    color: #7b8aa3;
}

.footer a:hover {
    color: var(--accent);
}

/* -------- 内部页:通用标题条 -------- */
.page-banner {
    height: 260px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.page-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
    background-size: 50px 50px;
}

.page-banner .container {
    position: relative;
    z-index: 2;
}

.page-banner h1 {
    font-size: 36px;
    font-weight: 700;
    letter-spacing: 4px;
    margin-bottom: 10px;
}

.page-banner .en {
    font-size: 14px;
    letter-spacing: 6px;
    color: rgba(255, 255, 255, .75);
    text-transform: uppercase;
}

.page-breadcrumb {
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
    font-size: 13px;
    color: var(--text-muted);
}

.page-breadcrumb a {
    color: var(--text-light);
}

.page-breadcrumb a:hover {
    color: var(--accent);
}

.page-breadcrumb .sep {
    margin: 0 10px;
    color: #ccc;
}

/* -------- 内部页:列表布局 -------- */
.page-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 36px;
    padding: 50px 0;
}

.side-menu {
    background: var(--primary);
    border-radius: 6px;
    overflow: hidden;
    align-self: start;
}

.side-menu h3 {
    padding: 26px 24px;
    color: #fff;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 2px;
    position: relative;
}

.side-menu h3::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 24px;
    width: 40px;
    height: 3px;
    background: var(--accent);
}

.side-menu h3 .en {
    display: block;
    font-size: 11px;
    color: rgba(255, 255, 255, .55);
    letter-spacing: 3px;
    margin-top: 4px;
    font-weight: 400;
}

.side-menu ul {
    list-style: none;
}

.side-menu ul li a {
    display: block;
    padding: 14px 24px;
    color: rgba(255, 255, 255, .85);
    font-size: 14px;
    border-top: 1px solid rgba(255, 255, 255, .08);
    transition: all .2s;
    position: relative;
}

.side-menu ul li a::before {
    content: '›';
    margin-right: 10px;
    color: var(--accent);
    font-weight: 700;
}

.side-menu ul li a:hover,
.side-menu ul li.active a {
    background: var(--primary-dark);
    color: #fff;
    padding-left: 30px;
}

.side-contact {
    margin-top: 24px;
    padding: 24px;
    background: var(--accent);
    color: #fff;
    border-radius: 6px;
    text-align: center;
}

.side-contact .label {
    font-size: 12px;
    letter-spacing: 3px;
    opacity: .9;
}

.side-contact .tel {
    font-size: 20px;
    font-weight: 700;
    margin: 8px 0;
    letter-spacing: 1px;
}

.side-contact .small {
    font-size: 12px;
    opacity: .85;
    margin-top: 8px;
    line-height: 1.8;
}

.page-content {
    background: #fff;
    border-radius: 6px;
    padding: 34px 40px;
    border: 1px solid var(--border);
    min-height: 600px;
}

.page-content h2 {
    color: var(--primary);
    font-size: 22px;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--border);
}

/* 新闻列表 */
.news-list-item {
    padding: 22px 0;
    border-bottom: 1px dashed var(--border);
    display: grid;
    grid-template-columns: 120px 1fr auto;
    gap: 24px;
    align-items: center;
    transition: all .25s;
}

.news-list-item:first-child {
    padding-top: 0;
}

.news-list-item:hover {
    padding-left: 10px;
}

.news-list-item:hover .title {
    color: var(--accent);
}

.news-list-item .date-box {
    text-align: center;
    padding: 14px 0;
    background: var(--bg-gray);
    border-radius: 6px;
    border-left: 3px solid var(--accent);
}

.news-list-item .date-box .d {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.news-list-item .date-box .ym {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
    letter-spacing: 1px;
}

.news-list-item .body .title {
    font-size: 16px;
    color: #333;
    margin-bottom: 8px;
    font-weight: 500;
    transition: color .2s;
}

.news-list-item .body .summary {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.8;
}

.news-list-item .arrow {
    color: var(--text-muted);
    font-size: 24px;
    font-weight: 300;
}

/* 详情页正文 */
.article-title {
    font-size: 26px;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 14px;
    line-height: 1.5;
}

.article-meta {
    font-size: 13px;
    color: var(--text-muted);
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 26px;
}

.article-meta span {
    margin-right: 20px;
}

.article-content {
    font-size: 15px;
    line-height: 2;
    color: #444;
}

.article-content p {
    margin-bottom: 18px;
}

.article-content h3 {
    color: var(--primary);
    font-size: 18px;
    margin: 24px 0 12px;
}

.article-content img {
    margin: 20px auto;
    max-width: 100%;
    border-radius: 4px;
}

/* 联系表单 */
.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact-form .full {
    grid-column: 1/-1;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 14px;
    outline: none;
    font-family: inherit;
    transition: border-color .2s;
    background: #fff;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    border-color: var(--accent);
}

.contact-form textarea {
    resize: vertical;
    min-height: 140px;
}

.contact-info-box {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    padding: 34px;
    border-radius: 6px;
}

.contact-info-box h3 {
    font-size: 20px;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.contact-info-box .item {
    padding: 14px 0;
    border-bottom: 1px dashed rgba(255, 255, 255, .15);
    display: flex;
    gap: 14px;
}

.contact-info-box .item:last-child {
    border: none;
}

.contact-info-box .item .ico {
    color: var(--accent);
    font-weight: 700;
    width: 20px;
}

.contact-info-box .item .txt {
    flex: 1;
    font-size: 14px;
    line-height: 1.9;
}

.contact-info-box .item .txt b {
    display: block;
    font-size: 13px;
    opacity: .8;
    font-weight: 500;
    margin-bottom: 2px;
}

/* -------- 响应式 -------- */
@media (max-width: 1024px) {

    .business-grid,
    .advantage-grid,
    .news-grid,
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-layout,
    .branch-layout {
        grid-template-columns: 1fr;
    }

    .page-layout {
        grid-template-columns: 1fr;
    }

    .quick-search {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .nav-menu>li>a {
        padding: 24px 14px;
        font-size: 14px;
    }
}

@media (max-width: 720px) {
    .top-bar {
        display: none;
    }

    .business-grid,
    .advantage-grid,
    .news-grid,
    .contact-grid,
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .banner-title {
        font-size: 28px;
    }

    .nav-menu {
        display: none;
    }
}