/* 基础样式设置 */
:root {
    --primary-color: #0f4c81;    /* 深蓝色作为主色调，与物流航运相关 */
    --secondary-color: #e36c0a;  /* 橙色作为辅助色，与瑞尔物流相似 */
    --accent-color: #1a7cbd;     /* 亮蓝色作为强调色 */
    --dark-color: #333;
    --light-color: #f7f9fc;      /* 更淡一些的背景色 */
    --danger-color: #dc3545;
    --success-color: #28a745;
}

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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    width: 100%;
}

/* 通用样式 */
a {
    text-decoration: none;
    color: var(--dark-color);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    font-size: 16px;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    margin-right: 10px;
}

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

.btn.secondary {
    background-color: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
}

.btn.primary:hover {
    background-color: #083a66; /* 更深的蓝色 */
}

.btn.secondary:hover {
    background-color: var(--secondary-color);
    color: #fff;
}

section {
    padding: 0;
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

/* 头部布局重构 - 将LOGO单独作为容器 */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 0; /* 移除内边距 */
    margin-bottom: 0; /* 移除下边距 */
    height: 80px; /* 设置固定高度 */
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    max-width: 1300px;
    padding: 0 25px;
    position: relative; /* 为LOGO定位做准备 */
}

.logo {
    position: absolute;
    top: 0;
    left: 25px;
    height: 80px;
    display: flex;
    align-items: center;
}

.logo img {
    height: 70px; /* 调整为合适的大小 */
    width: auto;
    position: static; /* 移除绝对定位 */
    top: auto;
    left: auto;
}

nav {
    margin-left: 150px; /* 为LOGO留出空间 */
    flex: 1;
}

nav .menu {
    display: flex;
    align-items: center;
    height: 80px;
    padding: 0;
    margin: 0;
    justify-content: center; /* 菜单居中 */
}

.language-switch {
    display: flex;
    align-items: center;
    height: 80px;
    margin: 0;
}

/* 响应式调整 */
@media screen and (max-width: 992px) {
    nav {
        margin-left: 120px; /* 减少空间 */
    }
    
    .logo img {
        height: 60px; /* 缩小LOGO */
    }
    
    nav .menu li {
        margin-left: 15px; /* 减少菜单项间距 */
    }
}

@media screen and (max-width: 768px) {
    header {
        height: auto;
        padding: 10px 0;
    }
    
    header .container {
        flex-direction: column;
        padding: 10px 15px;
    }
    
    .logo {
        position: static;
        margin-bottom: 10px;
        height: auto;
    }
    
    nav {
        margin-left: 0;
    }
    
    nav .menu {
        height: auto;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .language-switch {
        height: auto;
        margin-top: 10px;
    }
    
    .hero-slider {
        margin-top: 150px; /* 调整轮播图位置 */
    }
}

nav .menu li {
    margin-left: 35px; /* 增加菜单项之间的间距，从25px增加到35px */
}

nav .menu a {
    font-weight: 500;
    font-size: 17px; /* 增加字体大小，从默认增加到17px */
    padding: 12px 5px; /* 增加上下内边距，减少左右内边距 */
    position: relative;
    letter-spacing: 0.5px; /* 增加字母间距 */
    transition: color 0.3s ease;
}

nav .menu a:hover,
nav .menu a.active {
    color: var(--primary-color);
}

nav .menu a:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

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

/* 语言切换按钮样式优化 */
.language-switch {
    display: flex;
    align-items: center;
    height: 80px;
    margin-left: 30px; /* 增加与菜单的间距 */
}

.language-switch button {
    background: none;
    border: 1px solid #eee; /* 添加轻微边框 */
    cursor: pointer;
    font-weight: 500;
    padding: 8px 15px; /* 增加内边距 */
    border-radius: 4px;
    margin: 0 5px; /* 按钮之间的间距 */
    font-size: 15px; /* 增加字体大小 */
    transition: all 0.3s ease;
}

.language-switch button.active {
    background-color: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

.language-switch button:hover:not(.active) {
    background-color: #f5f5f5;
}

/* 英文和泰文语言切换 */
.en, .th {
    transition: display 0.3s ease;
}

/* 英雄区域轮播样式 */
.hero-slider {
    width: 100%;
    max-width: 100%;
    margin: 0 !important;
    padding: 0 !important;
    border: none;
}

.hero-slide, .slick-slide {
    min-height: 70vh !important;
    height: 70vh !important;
    display: flex !important;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.hero-slide h1 {
    font-size: 58px; /* 增大标题字体 */
    margin-bottom: 28px;
    margin-top: 0;
    animation: fadeInDown 1s ease;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5); /* 添加文字阴影 */
    font-weight: 800; /* 加粗字体 */
    position: relative;
    z-index: 5;
}

.hero-slide p {
    font-size: 24px; /* 增大段落字体 */
    margin-bottom: 48px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease;
    color: white;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5); /* 添加文字阴影 */
    font-weight: 500; /* 稍微加粗 */
    position: relative;
    z-index: 5;
}

/* 给轮播图文字区域添加半透明背景 */
.hero-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)); /* 半透明黑色遮罩 */
    z-index: 2;
}

.hero-slide .cta-buttons {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    gap: 32px; /* 按钮间距更大 */
    position: relative;
    z-index: 5;
    width: 100%;
}

/* 轮播指示器样式 */
.slick-dots {
    bottom: 50px !important; /* 调整指示器位置 */
    z-index: 5; /* 确保在内容上方 */
}

.slick-dots li button:before {
    color: #0f4c81 !important; /* 主色蓝色 */
    font-size: 14px !important;
    opacity: 0.5 !important;
}

.slick-dots li.slick-active button:before {
    color: #e36c0a !important; /* 橙色 */
    opacity: 1 !important;
}

/* 轮播导航箭头 */
.slick-prev,
.slick-next {
    width: 40px !important;
    height: 40px !important;
    z-index: 5 !important;
}

.slick-prev {
    left: 20px !important;
}

.slick-next {
    right: 20px !important;
}

.slick-prev:before,
.slick-next:before {
    font-size: 40px !important;
}

/* 联系我们和服务按钮样式 */
.hero-action-buttons {
    position: absolute; /* 改为绝对定位 */
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 4; /* 确保按钮位于轮播内容上方 */
    display: flex;
    flex-direction: column;
}

.hero-action-buttons a {
    display: block;
    padding: 15px;
    text-align: center;
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.hero-action-buttons .contact-btn {
    background-color: var(--primary-color);
}

.hero-action-buttons .services-btn {
    background-color: var(--secondary-color);
}

.hero-action-buttons a:hover {
    opacity: 0.9;
}

/* 关于我们区域样式优化 - 修复图片影响布局问题 */
.about-content {
    display: flex;
    align-items: flex-start; /* 顶部对齐 */
    gap: 50px;
    flex-wrap: nowrap; /* 防止换行 */
}

.about-text {
    flex: 1;
    padding: 0;
    margin: 0;
    max-width: 50%; /* 限制文本区域宽度 */
}

.about-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    align-self: flex-start; /* 图片顶部对齐 */
    max-width: 50%; /* 限制图片区域宽度 */
    margin-top: 0; /* 确保图片没有顶部边距 */
}

.about-image img {
    display: block; /* 消除图片底部间隙 */
    width: 100%;
    height: auto;
    object-fit: cover; /* 确保图片比例一致 */
    max-height: 400px; /* 限制图片高度 */
}

/* 确保标题和文本紧密排列 */
.about-text h2 {
    margin-bottom: 15px !important;
    padding-bottom: 0 !important;
}

.about-text p:first-of-type {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

/* 移除可能的浏览器默认样式影响 */
h2, p {
    margin-block-start: 0;
    margin-block-end: 0;
}

/* 确保整个关于区域没有额外的内边距 */
.about {
    padding: 80px 0;
    overflow: hidden; /* 防止溢出 */
}

.about .container {
    overflow: visible; /* 确保内容可见 */
}

/* 服务区域 */
.services {
    background-color: var(--light-color);
}

.services h2 {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 15px;
}

.services h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-left 0.3s ease;
    border-left: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--secondary-color);
}

.service-icon {
    font-size: 40px;
    color: var(--accent-color);
    margin-bottom: 20px;
}

/* 项目区域 - 瀑布流布局 */
.projects h2 {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 15px;
}

.projects h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

/* 修改瀑布流为网格布局，确保卡片尺寸一致 */
.waterfall-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

@media (max-width: 992px) {
    .waterfall-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .waterfall-grid {
        grid-template-columns: 1fr;
    }
}

.project-card {
    height: 350px; /* 固定卡片高度 */
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.project-card .image-container {
    height: 250px; /* 固定图片容器高度 */
    overflow: hidden;
    position: relative;
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 确保图片填充整个容器且保持比例 */
    transition: transform 0.5s ease;
}

.project-card:hover img {
    transform: scale(1.05);
}

.project-info {
    padding: 20px;
    background-color: #fff;
    border-bottom: 3px solid var(--primary-color);
    flex-grow: 1; /* 让信息区域填充剩余空间 */
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* 图片覆盖层效果 */
.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 250px; /* 与图片容器高度一致 */
    background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(15, 76, 129, 0.7) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.project-card:hover::before {
    opacity: 1;
}

/* 页脚区域 */
footer {
    background-color: #0a3257; /* 更深的蓝色，类似瑞尔物流 */
    color: #fff;
    padding-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr; /* 保持四列布局 */
    gap: 20px; /* 减小整体间距 */
    margin-bottom: 30px;
}

/* 调整logo部分宽度和位置 */
.footer-logo {
    grid-column: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-right: 20px; /* 添加右侧内边距 */
}

/* 调整三个主要部分的位置和宽度，使其更加均匀 */
.footer-links {
    grid-column: 2;
    padding-left: 10px;
    padding-right: 10px;
}

.footer-contact {
    grid-column: 3;
    padding-left: 10px;
    padding-right: 10px;
}

.footer-social {
    grid-column: 4;
    padding-left: 10px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-bottom {
    margin-top: 20px;
    text-align: center;
    width: 100%;
}

/* 调整页脚标语位置 */
.footer-tagline {
    margin-top: 20px;
    text-align: center;
    width: 100%;
    font-weight: 500;
    font-size: 1.1rem;
}

.footer-logo img {
    height: 120px; /* 从原来的300px减小到120px */
    width: auto;
    margin-bottom: 15px;
    background: transparent;
    filter: brightness(0) invert(1); /* 将SVG转为纯白色 */
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: #ddd;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: var(--secondary-color);
}

.footer-contact h3 {
    color: #fff;
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: 600;
}

.footer-contact ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
    color: #ddd;
}

.footer-contact ul li i {
    color: var(--secondary-color);
    margin-right: 10px;
    min-width: 20px;
    font-size: 16px;
}

.footer-contact ul li span {
    font-size: 14px;
    line-height: 1.5;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: #fff;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: var(--secondary-color);
}

/* 响应式设计 */
@media screen and (max-width: 992px) {
    .about-content {
        flex-direction: column;
    }
    
    .hero-slide h1 {
        font-size: 36px;
    }
    
    .hero-slide p {
        font-size: 18px;
    }
    
    .logo img {
        height: 140px; /* 在平板设备上稍微缩小 */
    }
    
    .hero-slider {
        margin-top: 210px; /* 调整轮播图位置，避免被header遮挡 */
    }
}

@media screen and (max-width: 768px) {
    header .container {
        flex-direction: column;
        text-align: center;
    }
    
    nav {
        order: 3;
        width: 100%;
        margin-top: 15px;
    }
    
    nav .menu {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    nav .menu li {
        margin: 5px 10px;
    }
    
    .logo img {
        height: 120px; /* 在手机上进一步缩小 */
    }
    
    .hero-slider {
        margin-top: 260px; /* 调整轮播图位置，避免被header遮挡 */
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.project-card, .service-card {
    animation: fadeIn 0.5s ease forwards;
}

/* 数据统计区域 */
.stats {
    background-color: var(--primary-color);
    color: white;
    padding: 60px 0;
}

.stats-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.stat-item {
    text-align: center;
    flex: 1;
    min-width: 200px;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.stat-label {
    font-size: 18px;
    font-weight: 500;
}

.about, .services, .projects, .contact, .stats {
    padding: 80px 0;
}

/* 新增样式 - 关于我们和服务部分 */
.section-title {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
    color: var(--primary-color);
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

.about-content {
    display: flex;
    align-items: flex-start;
    gap: 50px;
    margin-top: 20px;
}

.about-text {
    flex: 1;
    max-width: 50%;
}

.about-text p {
    margin-bottom: 15px;
    line-height: 1.6;
}

.about-list {
    list-style: none;
    margin: 15px 0;
    padding-left: 0;
}

.about-list li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 0;
    font-weight: 500;
}

.about-list li strong {
    display: block;
    color: var(--primary-color);
}

.about-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-width: 50%;
}

.about-image img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* 强调文本样式 */
.highlight-text {
    font-weight: 500;
    color: var(--primary-color);
    margin-top: 5px;
    display: block;
}

/* 全球公司布局 */
.presence {
    padding: 80px 0;
    background:
        radial-gradient(circle at 12% 12%, rgba(26, 124, 189, 0.11), transparent 34%),
        #eef4f9;
}

.presence-intro {
    max-width: 900px;
    margin: 0 auto 12px;
    color: #3f4d5a;
    font-size: 1.12rem;
    line-height: 1.8;
    text-align: center;
}

.presence-note {
    margin: 0 auto 34px;
    color: #6a7784;
    font-size: 0.96rem;
    text-align: center;
}

.presence-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.presence-card {
    min-height: 235px;
    padding: 30px;
    border-radius: 12px;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    box-shadow: 0 14px 30px rgba(15, 76, 129, 0.16);
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.presence-card::after {
    content: '';
    width: 150px;
    height: 150px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    position: absolute;
    right: -52px;
    bottom: -66px;
    z-index: -1;
}

.presence-card-usa {
    background: linear-gradient(145deg, #0f4c81, #083a66);
}

.presence-card-thailand {
    background: linear-gradient(145deg, #e36c0a, #b94f00);
}

.presence-card-malaysia {
    background: linear-gradient(145deg, #1a7cbd, #0b5d91);
}

.presence-card:hover {
    color: #fff;
    transform: translateY(-7px);
    box-shadow: 0 20px 38px rgba(15, 76, 129, 0.24);
}

.presence-card:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 4px;
}

.presence-location {
    padding: 6px 12px;
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.presence-company {
    margin-top: 25px;
    font-size: 1.38rem;
    font-weight: 700;
    line-height: 1.35;
}

.presence-link {
    margin-top: auto;
    padding-top: 28px;
    font-size: 0.92rem;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.presence-link i {
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.presence-card:hover .presence-link i {
    transform: translateX(5px);
}

@media (prefers-reduced-motion: reduce) {
    .presence-card,
    .presence-link i {
        transition: none;
    }
}

@media (max-width: 900px) {
    .presence-grid {
        grid-template-columns: 1fr;
        max-width: 620px;
        margin: 0 auto;
    }

    .presence-card {
        min-height: 205px;
    }
}

@media (max-width: 576px) {
    .presence {
        padding: 64px 0;
    }

    .presence-intro {
        font-size: 1rem;
        line-height: 1.7;
    }

    .presence-note {
        margin-bottom: 28px;
    }

    .presence-card {
        min-height: 190px;
        padding: 25px;
    }

    .presence-company {
        font-size: 1.22rem;
    }
}

/* 优势部分样式 */
.strengths {
    background-color: #fff;
    padding: 80px 0;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.strength-card {
    background-color: #fff;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.strength-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.strength-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.strength-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.strength-card p {
    margin-bottom: 10px;
    line-height: 1.6;
}

/* 服务部分样式优化 */
.services {
    padding: 80px 0;
    background-color: #f7f2ec;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 15px;
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--secondary-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

.service-card {
    background-color: #fff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.service-description {
    flex-grow: 1;
}

.service-description p {
    margin-bottom: 8px;
    line-height: 1.5;
    font-size: 0.95rem;
}

.service-description p strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 20px;
    }
}

/* 联系我们部分样式优化 */
.contact {
    background-color: #f8f9fa;
    padding: 80px 0;
}

.contact-container {
    display: flex;
    gap: 50px;
    margin-top: 40px;
}

.contact-info {
    flex: 1;
}

.info-item {
    display: flex;
    margin-bottom: 25px;
}

.info-item .icon {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-right: 15px;
    min-width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(227, 108, 10, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-item .text h3 {
    margin-bottom: 5px;
    color: var(--primary-color);
}

.contact-form {
    flex: 1;
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
}

.form-group textarea {
    resize: vertical;
}

/* 响应式调整 */
@media screen and (max-width: 992px) {
    .about-content,
    .contact-container {
        flex-direction: column;
    }
    
    .strengths-grid,
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .strengths-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* OMS系统部分 - 两栏布局样式 */
.oms-section {
    padding: 60px 0;
    background-color: #f7f9fc;
}

.oms-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px;
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.oms-title {
    text-align: center;
    font-size: 28px;
    font-weight: 600;
    color: #333333;
    margin-top: 0;
    margin-bottom: 10px;
}

.oms-underline {
    height: 3px;
    width: 80px;
    background-color: #e36c0a; /* 橙色下划线 */
    margin: 0 auto 30px;
}

.oms-content-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 30px;
}

.oms-text-column {
    flex: 1;
    min-width: 300px;
}

.oms-image-column {
    flex: 1;
    min-width: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.oms-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.oms-subtitle {
    font-size: 20px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 15px;
}

.oms-description {
    color: #555555;
    line-height: 1.6;
    margin-bottom: 20px;
}

.oms-features {
    list-style: none;
    padding: 0;
    margin: 0 0 25px 0;
}

.oms-features li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 12px;
    color: #444444;
}

.oms-features li i {
    color: #0f4c81; /* 蓝色图标 */
    font-size: 18px;
    margin-right: 15px;
    min-width: 20px;
    text-align: center;
}

.oms-button {
    display: inline-block;
    background-color: #0f4c81; /* 蓝色按钮 */
    color: white;
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
}

.oms-button:hover {
    background-color: #0a3b65;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    .oms-container {
        padding: 25px;
    }
    
    .oms-title {
        font-size: 24px;
    }
    
    .oms-subtitle {
        font-size: 18px;
    }
    
    .oms-content-wrapper {
        flex-direction: column-reverse; /* 在移动设备上图片显示在上方 */
    }
    
    .oms-image-column {
        margin-bottom: 20px;
    }
}

/* 联系我们部分 - 重新设计（移除表单） */
.contact {
    background-color: #f7f9fc;
    padding: 80px 0;
}

.contact .section-title {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 15px;
}

.contact .section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

.contact-info-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-card {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    padding: 40px;
    transition: transform 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.contact-info-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.contact-icon {
    margin-right: 20px;
    min-width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(15, 76, 129, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon i {
    font-size: 20px;
    color: var(--primary-color);
}

.contact-details h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 18px;
    font-weight: 600;
}

.contact-details p {
    color: #555;
    line-height: 1.6;
    margin: 0;
}

/* 响应式调整 */
@media screen and (max-width: 768px) {
    .contact-card {
        padding: 25px;
    }
    
    .contact-info-item {
        margin-bottom: 20px;
        padding-bottom: 15px;
    }
    
    .contact-icon {
        min-width: 40px;
        height: 40px;
    }
    
    .contact-icon i {
        font-size: 16px;
    }
}

@media screen and (max-width: 992px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-logo {
        grid-column: 1;
        grid-row: 1;
    }
    
    .footer-links {
        grid-column: 2;
        grid-row: 1;
    }
    
    .footer-contact {
        grid-column: 1;
        grid-row: 2;
    }
    
    .footer-social {
        grid-column: 2;
        grid-row: 2;
    }
}

@media screen and (max-width: 576px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-logo, .footer-links, .footer-contact, .footer-social {
        grid-column: 1;
    }
    
    .footer-logo {
        grid-row: 1;
    }
    
    .footer-links {
        grid-row: 2;
    }
    
    .footer-contact {
        grid-row: 3;
    }
    
    .footer-social {
        grid-row: 4;
        align-items: center;
    }
}