/* 全局样式 */
:root {
    --primary-color: #0056b3;
    --secondary-color: #6c757d;
    --dark-bg: #343a40;
}

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

/* 导航栏样式 */
.navbar {
    padding: 0.5rem 0;
    background: rgba(0, 86, 179) !important;
    box-shadow: 0 2px 16px 0 rgba(0,0,0,0.08);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: background 0.3s;
}

.navbar-brand img {
    max-height: 40px;
}

.navbar .navbar-brand {
    font-size: 22px;
    font-weight: 700;
    color: #fff !important;
    letter-spacing: 2px;
    padding-right: 2rem;
}

.navbar-nav {
    align-items: center;
}

.navbar .nav-link {
    position: relative;
    color: #fff !important;
    font-size: 17px;
    font-weight: 500;
    padding: 0.8rem 1.2rem !important;
    background: none !important;
    border: none;
    transition: color 0.2s;
}

.navbar .nav-link::after {
    content: '';
    display: block;
    position: absolute;
    left: 50%;
    bottom: 8px;
    width: 0;
    height: 3px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(.4,0,.2,1);
    transform: translateX(-50%);
}

.navbar .nav-link.active::after,
.navbar .nav-link:hover::after {
    width: 60%;
    background: #fff;
}

.navbar .nav-link.active {
    color: #ffe082 !important;
}

/* 语言切换按钮美化 */
.navbar .btn[data-lang="btn-lang"] {
    display: flex;
    align-items: center;
    gap: 0.4em;
    font-size: 15px;
    font-weight: 500;
    background: rgba(255,255,255,0.85);
    color: var(--primary-color) !important;
    border: none;
    border-radius: 20px;
    padding: 0.4em 1.2em;
    box-shadow: 0 2px 8px rgba(0,86,179,0.08);
    transition: background 0.2s, color 0.2s;
}
.navbar .btn[data-lang="btn-lang"]:hover {
    background: var(--primary-color);
    color: #fff !important;
}
.navbar .btn[data-lang="btn-lang"]::before {
    content: '\1F310'; /* 地球图标 */
    font-size: 1.1em;
    margin-right: 0.3em;
}

/* 轮播图样式 */
.carousel-item {
    height: 500px;
}

.carousel-item img {
    object-fit: contain;
    height: 100%;
    width: 100%;
}

.carousel-caption {
    background: rgba(30, 44, 80, 0.25);
    /* backdrop-filter: blur(8px); */
    border-radius: 18px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.18);
    padding: 2.5rem 3rem;
    text-align: center;
    left: 50%;
    /* top: 50%; */
    transform: translateX(-50%);
    width: 60%;
    position: absolute;
    min-width: 320px;
    max-width: 90vw;
    margin-bottom: 4rem;
}

.carousel-caption h1 {
    font-size: 2.8rem;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 4px 24px rgba(0,86,179,0.25), 0 1px 0 #222;
    margin-bottom: 1.2rem;
    letter-spacing: 2px;
}

.carousel-caption p {
    font-size: 1.35rem;
    color: #ffffff;
    margin-bottom: 1rem;
    text-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.carousel-caption .btn {
    background: linear-gradient(90deg, #0056b3 0%, #3a8dde 100%);
    color: #fff;
    border: none;
    border-radius: 30px;
    font-size: 1.15rem;
    font-weight: 600;
    padding: 0.7em 2.2em;
    box-shadow: 0 4px 16px rgba(0,86,179,0.18);
    transition: background 0.25s, transform 0.18s, box-shadow 0.18s;
}

.carousel-caption .btn:hover {
    background: linear-gradient(90deg, #3a8dde 0%, #0056b3 100%);
    color: #fff;
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 8px 24px rgba(0,86,179,0.22);
}

/* 标题样式 */
.page-banner {
    position: relative;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    color: white;
}

.page-banner h1 {
    font-size: 2.5rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 0;
}

.page-banner h1 {
    position: relative;
    z-index: 1;
}

/* 卡片样式 */
.card {
    transition: transform 0.3s;
    border: none;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.card-title {
    font-weight: bold;
    color: var(--primary-color);
}

/* 关于我们页面样式 */
.about-section {
    padding: 3rem 0;
}

.about-image {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.about-image img {
    width: 100%;
}

/* 产品中心样式 */
.product-item {
    margin-bottom: 2rem;
}

.product-item img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    transition: all 0.3s;
}

.product-item img:hover {
    transform: scale(1.05);
}

.product-category-tabs {
    margin-bottom: 2rem;
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 5px;
}

.product-category-tabs .nav-link {
    color: #333;
    font-weight: 500;
}

.product-category-tabs .nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

/* 荣誉资质样式 */
.honor-item {
    margin-bottom: 2rem;
    text-align: center;
}

.honor-item img {
    height: 300px;
    object-fit: fill;
    width: 100%;
    background-color: #f8f9fa;
    padding: 10px;
}

.honor-item h5 {
    margin-top: 1rem;
    color: var(--primary-color);
    font-weight: bold;
}

.honor-link {
    display: block;
    position: relative;
    overflow: hidden;
    background-color: #f8f9fa;
    border-radius: 4px;
}

/* 联系我们样式 */
.contact-info {
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.contact-form {
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.map-container {
    height: 400px;
    margin-top: 2rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* 页脚样式 */
footer {
    background-color: var(--dark-bg);
    color: white;
    padding: 2rem 0;
}

footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

footer a:hover {
    color: white;
}

/* 路径导航 */
.breadcrumb-container {
    background-color: #0056b3;
    padding: 0.5rem 0;
}

.breadcrumb-container .breadcrumb {
    margin-bottom: 0;
    padding: 0.5rem 0;
}

.breadcrumb-container .breadcrumb-item, 
.breadcrumb-container .breadcrumb-item a {
    color: white;
}

.breadcrumb-container .breadcrumb-item.active {
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb-container .breadcrumb-item+.breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.5);
}

/* 六边形图标 */
.hexagon-feature {
    display: inline-block;
    position: relative;
    width: 120px;
    height: 120px;
    background-color: rgba(255, 255, 255, 0.8);
    margin: 20px;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.hexagon-feature img {
    width: 60%;
    height: auto;
}

.hexagon-feature:hover {
    background-color: rgba(255, 255, 255, 1);
    transform: scale(1.05);
}

/* 数据统计 */
.stat-container {
    padding: 2rem 0;
    background-color: #f8f9fa;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: #6c757d;
}

/* 分页 */
.pagination .page-link {
    color: var(--primary-color);
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* 底部省市区县列表 */
.city-list {
    background-color: #004a99;
    padding: 1rem 0;
    color: white;
}

.city-list a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 12px;
    text-decoration: none;
    margin: 0 5px;
    white-space: nowrap;
}

.city-list a:hover {
    color: white;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .carousel-item {
        height: 300px;
    }
    
    .carousel-caption {
        padding: 1.2rem 0.8rem;
        min-width: 0;
    }
    
    .carousel-caption h1 {
        font-size: 1.5rem;
    }
    
    .carousel-caption p {
        font-size: 1rem;
    }
    
    .carousel-caption .btn {
        font-size: 1rem;
        padding: 0.5em 1.2em;
    }
    
    .about-section {
        padding: 2rem 0;
    }
    
    .hexagon-feature {
        width: 80px;
        height: 80px;
        margin: 10px;
    }
}

/* 合作流程样式 */
.cooperation-process {
    background-color: #f8f9fa;
}

.process-timeline {
    padding: 40px 0;
    position: relative;
}

.process-line {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, rgba(0, 86, 179, 0.1) 0%, rgba(0, 86, 179, 0.3) 50%, rgba(0, 86, 179, 0.1) 100%);
    z-index: 1;
    transform: translateY(-50%);
}

.process-item {
    position: relative;
    z-index: 2;
    background: #fff;
    padding: 20px 15px;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.process-item:hover {
    transform: translateY(-5px);
}

.process-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 10px rgba(0, 86, 179, 0.1);
    transition: all 0.3s ease;
    position: relative;
    z-index: 3;
}

.process-icon svg {
    width: 40px;
    height: 40px;
    transition: all 0.3s ease;
}

.process-item:hover .process-icon {
    background: #0056b3;
    box-shadow: 0 0 0 10px rgba(0, 86, 179, 0.2);
}

.process-item:hover .process-icon svg {
    fill: #fff;
    transform: scale(1.1);
}

.process-item:hover h5 {
    color: #0056b3;
}

.process-item h5 {
    margin: 0;
    color: #333;
    font-size: 1rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .process-line {
        display: none;
    }
    .process-item {
        margin-bottom: 20px;
    }
}

/* 公司实力样式 */
.company-strength {
    background-color: #fff;
}

.strength-intro h2 {
    position: relative;
    padding-bottom: 15px;
}

/* .strength-intro h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
} */

.strength-intro h3 {
    font-size: 1.2rem;
    font-weight: 400;
}

.strength-intro p {
    color: #666;
    line-height: 1.8;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .strength-intro {
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .strength-intro h2:after {
        left: 50%;
        transform: translateX(-50%);
    }
}

/* 移动端菜单优化 */
@media (max-width: 991.98px) {
    .navbar .navbar-brand {
        font-size: 20px;
        padding-right: 1rem;
    }
    .navbar .nav-link {
        font-size: 16px;
        padding: 0.7rem 1rem !important;
    }
    .navbar .btn[data-lang="btn-lang"] {
        padding: 0.4em 1em;
        font-size: 14px;
    }
    .navbar-collapse {
        background: rgba(0,86,179,0.97);
        box-shadow: 0 8px 24px rgba(0,0,0,0.08);
        border-radius: 0 0 12px 12px;
        margin-top: 0.5rem;
        transition: all 0.3s;
    }
}