/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', sans-serif;
}

:root {
    --gold: #D4AF37; /* 金黄色主色调 */
    --dark-gold: #B8860B;
    --light-gold: #F5F5DC;
    --dark: #333;
    --light: #f9f9f9;
    --gray: #666;
}

body {
    color: var(--dark);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.btn {
    display: inline-block;
    padding: 10px 25px;
    background: var(--gold);
    color: white;
    border-radius: 5px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: var(--dark-gold);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 32px;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gold);
}

.section-title p {
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

/* 头部样式 */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

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

.logo-img {
    width: 240px;
    height: auto;
}

.nav-links {
    display: flex;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--gold);
}

.menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* 轮播图样式 */
.carousel {
    position: relative;
    height: 100vh;
    overflow: hidden;
    margin-top: 80px;
}

.carousel-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
}

.carousel-item.active {
    opacity: 1;
}

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

.carousel-caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    z-index: 10;
    max-width: 800px;
    padding: 0 20px;
}

.carousel-caption h1 {
    font-size: 48px;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.carousel-caption h1 span {
    color: var(--gold);
}

.carousel-caption p {
    font-size: 18px;
    margin-bottom: 30px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.carousel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
}

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

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-indicator.active {
    background: var(--gold);
    transform: scale(1.2);
}

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
}

.carousel-control:hover {
    background: var(--gold);
}

.carousel-control.prev {
    left: 20px;
}

.carousel-control.next {
    right: 20px;
}

/* 关于我们样式 */
.about {
    background: var(--light);
}

.about-content {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.about-img {
    flex: 1;
    min-width: 300px;
}

.about-img img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

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

.about-text h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--gold);
}

.about-text p {
    margin-bottom: 20px;
    color: var(--gray);
}

.about-features {
    display: flex;
    margin-top: 30px;
    gap: 20px;
}

.feature {
    flex: 1;
    text-align: center;
}

.feature i {
    font-size: 30px;
    color: var(--gold);
    margin-bottom: 10px;
}

/* 服务项目样式 */
.services {
    background: white;
}

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

.service-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

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

.service-img {
    height: 200px;
    overflow: hidden;
}

.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover .service-img img {
    transform: scale(1.1);
}

.service-content {
    padding: 20px;
    text-align: center;
}

.service-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.service-content p {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 15px;
}

/* 案例展示样式 */
.cases {
    background: var(--light);
}

.cases-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.case-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    height: 300px;
    cursor: pointer;
}

.case-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-item:hover img {
    transform: scale(1.1);
}

.case-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0), rgba(0,0,0,0.7));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 20px;
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-item:hover .case-overlay {
    opacity: 1;
}

/* 专家团队样式 */
.team {
    background: white;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.team-member {
    text-align: center;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.team-img {
    height: 300px;
    overflow: hidden;
}

.team-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-info {
    padding: 20px;
}

.team-info h3 {
    font-size: 18px;
    margin-bottom: 5px;
}

.team-info p {
    color: var(--gold);
    font-size: 14px;
    margin-bottom: 10px;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.team-social a {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: var(--light-gold);
    color: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.team-social a:hover {
    background: var(--gold);
    color: white;
}

/* 新闻资讯样式 */
.news {
    background: var(--light);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.news-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

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

.news-img {
    height: 200px;
    overflow: hidden;
}

.news-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.news-content {
    padding: 20px;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    color: var(--gray);
    font-size: 12px;
    margin-bottom: 10px;
}

.news-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-excerpt {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    display: inline-block;
    color: var(--gold);
    font-weight: 500;
    transition: all 0.3s ease;
}

.read-more:hover {
    color: var(--dark-gold);
    padding-left: 5px;
}

/* 图片展示页面样式 */
.gallery {
    background: white;
    padding: 80px 0;
}

.gallery-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 8px 20px;
    background: white;
    border: 1px solid var(--gold);
    color: var(--gold);
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--gold);
    color: white;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-item {
    border-radius: 10px;
    overflow: hidden;
    height: 250px;
    position: relative;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-icon {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
}

/* 内容详情页面样式 */
.article {
    background: var(--light);
    padding: 80px 0;
}

.article-header {
    margin-bottom: 40px;
    text-align: center;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 20px;
}

.article-meta span {
    display: flex;
    align-items: center;
}

.article-meta i {
    margin-right: 5px;
    color: var(--gold);
}

.article-title {
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--dark);
}

.article-image {
    width: 100%;
    height: 500px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 40px;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 40px;
}

.article-main {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.article-text {
    margin-bottom: 30px;
    font-size: 16px;
    line-height: 1.8;
    color: var(--dark);
}

.article-text p {
    margin-bottom: 20px;
}

.article-text h3 {
    font-size: 24px;
    margin: 30px 0 15px;
    color: var(--gold);
}

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

.sidebar-widget {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.widget-title {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-gold);
    color: var(--dark);
}

.recent-posts li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.recent-posts li:last-child {
    border-bottom: none;
}

.recent-post-img {
    width: 80px;
    height: 80px;
    border-radius: 5px;
    overflow: hidden;
    flex-shrink: 0;
}

.recent-post-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.recent-post-info h4 {
    font-size: 14px;
    margin-bottom: 5px;
    transition: color 0.3s;
}

.recent-post-info h4:hover {
    color: var(--gold);
}

.recent-post-date {
    font-size: 12px;
    color: var(--gray);
}

.categories li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.categories li:last-child {
    border-bottom: none;
}

.categories a {
    display: flex;
    justify-content: space-between;
    transition: color 0.3s;
}

.categories a:hover {
    color: var(--gold);
}

.category-count {
    background: var(--light-gold);
    color: var(--gold);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
}

/* 联系我们样式 */
.contact {
    background: var(--light);
}

.contact-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

.contact-info h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--gold);
}

.contact-details {
    margin-bottom: 30px;
}

.contact-details div {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.contact-details i {
    font-size: 20px;
    color: var(--gold);
    margin-right: 15px;
    width: 30px;
    text-align: center;
}

.contact-form {
    flex: 1;
    min-width: 300px;
    background: white;
    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: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    outline: none;
}

/* 页脚样式 */
footer {
    background: var(--dark);
    color: white;
    padding: 60px 0 20px;
    margin-top: 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--gold);
}

.footer-col p {
    color: #bbb;
    margin-bottom: 20px;
}

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

.footer-col ul li a {
    color: #bbb;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: var(--gold);
    padding-left: 5px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--gold);
    transform: translateY(-5px);
}

/* 二维码样式 */
.qrcode-container {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 20px;
}

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

.qrcode-item img {
    width: 120px;
    height: 120px;
    background: white;
    padding: 5px;
    border-radius: 5px;
    margin-bottom: 10px;
}

.qrcode-item p {
    font-size: 14px;
    color: #bbb;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #bbb;
    font-size: 14px;
    margin-top: 30px;
}

/* 广告法合规提示 */
.disclaimer {
    font-size: 12px;
    color: #999;
    text-align: center;
    padding: 20px;
    background: #f5f5f5;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .carousel-caption h1 {
        font-size: 36px;
    }

    section {
        padding: 60px 0;
    }

    .article-content {
        grid-template-columns: 1fr;
    }

    .article-image {
        height: 350px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-links li {
        margin: 10px 0;
    }

    .carousel-caption h1 {
        font-size: 28px;
    }

    .carousel-caption p {
        font-size: 16px;
    }

    .section-title h2 {
        font-size: 28px;
    }

    .about-features {
        flex-direction: column;
    }

    .qrcode-container {
        flex-wrap: wrap;
    }

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

@media (max-width: 576px) {
    .carousel {
        height: 80vh;
    }

    .carousel-caption {
        padding: 0 20px;
    }

    section {
        padding: 40px 0;
    }

    .contact-form {
        padding: 20px;
    }

    .carousel-control {
        width: 40px;
        height: 40px;
    }

    .article-image {
        height: 250px;
    }

    .article-main {
        padding: 20px;
    }
}