/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* 顶部导航栏 */
.header-top {
    background-color: #1a5276;
    color: white;
    padding: 8px 0;
    font-size: 14px;
}

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

.contact-info span {
    margin-right: 20px;
}

.contact-info i {
    margin-right: 5px;
    color: #f39c12;
}

.social-links a {
    color: white;
    margin-left: 15px;
    font-size: 18px;
    transition: color 0.3s;
}

.social-links a:hover {
    color: #f39c12;
}

/* 主导航栏 */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

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

.logo-icon {
    width: 60px;
    height: 60px;
    background-color: #1a5276;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    align-items: center;
    margin-right: 15px;
    font-size: 28px;
    color: white;
}

.logo-text h1 {
    font-size: 20px;
    color: #1a5276;
    font-weight: 600;
    margin-bottom: 2px;
}

.logo-text p {
    font-size: 12px;
    color: #666;
}

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

.nav-menu li {
    position: relative;
    margin-left: 30px;
    display: flex;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    padding: 10px 0;
    transition: color 0.3s;
}

.nav-menu .platform-link {
    background-color: #1a5276;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    margin-left: 15px;
}

.nav-menu .platform-link:hover {
    background-color: #154360;
    color: white;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #1a5276;
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: #1a5276;
}

/* 下拉菜单样式 */
.nav-menu li.dropdown {
    position: relative;
    margin-left: 30px;
    display: flex;
    align-items: center;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 10px 0;
    text-decoration: none;
    color: #333;
    font-weight: 500;
    line-height: inherit;
}

.dropdown-toggle i {
    font-size: 12px;
    transition: transform 0.3s;
}

.dropdown:hover .dropdown-toggle i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border-radius: 5px;
    min-width: 280px;
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s;
    z-index: 1001;
    list-style: none;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
    display: block;
}

.dropdown-menu li a {
    display: block;
    padding: 10px 20px;
    color: #333;
    text-decoration: none;
    transition: background 0.3s;
    white-space: nowrap;
}

.dropdown-menu li a:hover {
    background: #f5f5f5;
    color: #1a5276;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 4px 0;
    transition: 0.3s;
}

/* 轮播图区域 */
.carousel {
    position: relative;
    height: 500px;
    overflow: hidden;
}

.carousel-inner {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-item {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
}

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

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

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
    padding: 60px 40px;
    color: white;
}

.carousel-caption h2 {
    font-size: 36px;
    margin-bottom: 15px;
    font-weight: 600;
}

.carousel-caption p {
    font-size: 18px;
    opacity: 0.9;
}

.carousel-prev,
.carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.8);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    color: #333;
    transition: background 0.3s;
}

.carousel-prev:hover,
.carousel-next:hover {
    background: rgba(26, 82, 118, 0.9);
    color: white;
}

.carousel-prev {
    left: 20px;
}

.carousel-next {
    right: 20px;
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
}

.carousel-indicators span {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background 0.3s;
}

.carousel-indicators span.active {
    background: #fff;
}

/* 通用区域样式 */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 32px;
    color: #1a5276;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: #f39c12;
}

.section-header p {
    color: #666;
    font-size: 16px;
}

/* 关于我们区域 */
.about-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.about-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-text h3 {
    font-size: 24px;
    color: #1a5276;
    margin-bottom: 20px;
}

.about-text p {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.8;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-top: 30px;
}

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

.stat-number {
    display: block;
    font-size: 40px;
    font-weight: 700;
    color: #1a5276;
}

.stat-label {
    font-size: 14px;
    color: #666;
}

.about-bottom-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.about-right {
    display: flex;
    justify-content: center;
    align-items: center;
    align-items: flex-start;
}

.hexin-vertical {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.hexin-vertical img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 新闻动态区域 */
.news-section {
    padding: 80px 0;
}

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

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

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.news-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-content {
    padding: 20px;
}

.news-date {
    color: #999;
    font-size: 14px;
    margin-bottom: 10px;
}

.news-content h3 {
    font-size: 18px;
    color: #1a5276;
    margin-bottom: 10px;
    line-height: 1.5;
}

.news-content p {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    color: #1a5276;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: color 0.3s;
}

.read-more:hover {
    color: #f39c12;
}

.read-more i {
    margin-left: 5px;
    transition: transform 0.3s;
}

.read-more:hover i {
    transform: translateX(5px);
}

/* 底部信息 */
.footer {
    background-color: #1a5276;
    color: white;
    padding: 50px 0 20px;
}

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

.footer-info h3 {
    margin-bottom: 15px;
    font-size: 18px;
}

.footer-info p {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

.footer-links h4 {
    margin-bottom: 15px;
    font-size: 16px;
}

.footer-links ul {
    list-style: none;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #f39c12;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.footer-bottom p {
    margin-bottom: 5px;
}

/* 回到顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #1a5276;
    color: white;
    border: none;
    cursor: pointer;
    font-size: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: #154360;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-top {
        display: none;
    }
    
    .navbar .container {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        text-align: center;
        gap: 10px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li {
        margin-left: 0;
    }
    
    .nav-menu a.active::after {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
    }
    
    .carousel {
        height: 300px;
    }
    
    .carousel-caption h2 {
        font-size: 24px;
    }
    
    .carousel-caption p {
        font-size: 14px;
    }
    
    .carousel-prev,
    .carousel-next {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-left,
    .about-right {
        width: 100%;
    }
    
    .about-right {
        margin-top: 20px;
    }
    
    .about-stats {
        flex-wrap: wrap;
        justify-content: center;
    align-items: center;
    }
    
    .stat-item {
        width: 50%;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .dropdown-menu {
        position: static;
        box-shadow: none;
        background: #f5f5f5;
        min-width: auto;
        padding: 0;
        display: none;
        margin-top: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
    }
    
    .dropdown-menu::before {
        display: none;
    }
    
    .dropdown.active .dropdown-menu {
        display: block;
    }
    
    .dropdown-menu li a {
        text-align: left;
        padding-left: 30px;
    }
}

@media (max-width: 480px) {
    .logo img {
        width: 50px;
        height: 50px;
    }
    
    .logo-text h1 {
        font-size: 16px;
    }
    
    .logo-text p {
        font-size: 10px;
    }
    
    .carousel {
        height: 250px;
    }
    
    .carousel-caption {
        padding: 40px 20px;
    }
    
    .carousel-caption h2 {
        font-size: 20px;
    }
    
    .section-header h2 {
        font-size: 26px;
    }
    
    .about-image img {
        height: 250px;
    }
}
/* 黄埔历史区域 */
.services-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.service-card {
    background-color: #fff;
    border-radius: 10px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background-color: #1a5276;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: white;
}

.service-card h3 {
    font-size: 20px;
    color: #1a5276;
    margin-bottom: 15px;
}

.service-card p {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
}

/* 联系我们区域 */
.contact-section {
    padding: 80px 0;
    background-color: #fff;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background-color: #1a5276;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 18px;
    color: #1a5276;
    margin-bottom: 5px;
}

.contact-item p {
    color: #666;
    font-size: 14px;
}
.action-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 18px 20px;
    background-color: #f8f9fa;
    border: 2px solid transparent;
    border-left: 4px solid #1a5276;
    border-radius: 8px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    cursor: pointer;
}
.action-item:hover {
    background-color: #e8f0f5;
    border-color: #1a5276;
    border-left-width: 4px;
    transform: translateX(5px);
    text-decoration: none;
}
.action-item i:not(.action-arrow) {
    width: 50px;
    height: 50px;
    background-color: #1a5276;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
    transition: background-color 0.3s ease;
}
.action-item:hover i:not(.action-arrow) {
    background-color: #d4af37;
}
.action-item h4 {
    font-size: 18px;
    color: #1a5276;
    margin-bottom: 5px;
    transition: color 0.3s ease;
}
.action-item:hover h4 {
    color: #d4af37;
}
.action-item p {
    color: #666;
    font-size: 14px;
    margin: 0;
}
.action-item > div {
    flex: 1;
}
.action-arrow {
    color: #999;
    font-size: 14px;
    margin-left: auto;
    transition: all 0.3s ease;
}
.action-item:hover .action-arrow {
    color: #d4af37;
    transform: translateX(5px);
}

.contact-form {
    background-color: #f8f9fa;
    padding: 40px;
    border-radius: 10px;
}

.contact-form h3 {
    font-size: 24px;
    color: #1a5276;
    margin-bottom: 10px;
    text-align: center;
}
.form-desc {
    text-align: center;
    color: #999;
    font-size: 13px;
    margin-bottom: 25px;
    font-style: normal;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1a5276;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-primary {
    background-color: #1a5276;
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
    width: 100%;
}

.btn-primary:hover {
    background-color: #154360;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 30px 20px;
    }
}

/* 区块深浅色交替 */
#home {
    background-color: #fff;
}

.about-section {
    background-color: #f8f9fa;
}

.news-section {
    background-color: #fff;
}

.services-section {
    background-color: #f0f4f8;
}

.contact-section {
    background-color: #fff;
}

/* 区块分隔装饰 */
.about-section::before,
.news-section::before,
.services-section::before,
.contact-section::before {
    content: '';
    display: block;
    height: 4px;
    background: linear-gradient(90deg, transparent, #1a5276, #f39c12, #1a5276, transparent);
    opacity: 0.3;
}

/* 深色区块文字优化 */
.services-section .section-header h2,
.services-section .section-header p {
    color: #1a5276;
}

.services-section .section-header h2::after {
    background: linear-gradient(90deg, #1a5276, #f39c12);
}

/* 卡片在深色背景上的优化 */
.services-section .service-card {
    background: #fff;
    border: 1px solid rgba(26, 82, 118, 0.1);
}

.services-section .service-card:hover {
    border-color: rgba(26, 82, 118, 0.3);
}

/* 联系表单在白色背景上的优化 */
.contact-section .contact-form {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid rgba(26, 82, 118, 0.1);
}

/* 新闻卡片优化 */
.news-section .news-card {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

/* 统计数字在深色背景上的优化 */
.about-section .stat-number {
    background: linear-gradient(135deg, #1a5276, #2980b9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .about-section,
    .news-section,
    .services-section,
    .contact-section {
        padding: 60px 0;
    }
}

/* 关于我们手机端优化 */
@media (max-width: 768px) {
    .about-content {
        display: flex;
        flex-direction: column;
    }
    
    .about-left {
        order: 1;
        width: 100%;
    }
    
    .about-text {
        order: 1;
    }
    
    .about-bottom-image {
        order: 2;
        margin-top: 20px;
    }
    
    .about-right {
        order: 3;
        width: 100%;
        margin-top: 20px;
    }
    
    .hexin-vertical {
        max-width: 100%;
        width: 100%;
    }
    
    .about-stats {
        flex-direction: row;
        justify-content: space-around;
    }
    
    .stat-item {
        text-align: center;
    }
}


/* 隐形链接 - 无任何鼠标响应，仅点击 */
.stealth-link {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
    background: transparent;
}
.stealth-link:hover,
.stealth-link:focus,
.stealth-link:active {
    color: inherit;
    text-decoration: none;
    background: transparent;
    outline: none;
}


/* ===== 文章动态：左右并列布局 ===== */
.news-section {
    padding: 70px 0;
    background-color: #f8f9fa;
}
.article-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}
.article-column {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.article-column-header {
    padding: 22px 25px 15px;
    border-bottom: 2px solid #e74c3c;
    background: linear-gradient(to right, rgba(231, 76, 60, 0.06), transparent);
}
.article-column-header h2 {
    font-size: 22px;
    color: #1a5276;
    margin: 0;
    font-weight: 700;
}
.column-desc {
    display: block;
    margin-top: 6px;
    color: #888;
    font-size: 13px;
}
.article-list {
    flex: 1;
}
.article-list-loading,
.article-list-empty {
    padding: 40px 20px;
    text-align: center;
    color: #999;
    font-size: 14px;
}
.article-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 18px 22px;
    text-decoration: none;
    color: inherit;
    border-bottom: 1px solid #f0f0f0;
    transition: background-color 0.2s;
}
.article-item:last-child {
    border-bottom: none;
}
.article-item:hover {
    background-color: #f5f8fa;
}
.article-item-main {
    flex: 1;
    min-width: 0;
}
.article-item-title {
    font-size: 15.5px;
    font-weight: 600;
    color: #333;
    margin: 0 0 8px 0;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.article-item-meta {
    display: flex;
    gap: 15px;
    color: #888;
    font-size: 12.5px;
    flex-wrap: wrap;
}
.article-item-meta span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.article-item-meta i {
    font-size: 11px;
}
.article-item-arrow {
    color: #bbb;
    font-size: 13px;
    flex-shrink: 0;
}
.article-item:hover .article-item-title {
    color: #e74c3c;
}

/* 移动端：改为上下堆叠 */
@media (max-width: 768px) {
    .news-section {
        padding: 40px 0;
    }
    .article-columns {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .article-column-header {
        padding: 18px 20px 12px;
    }
    .article-column-header h2 {
        font-size: 19px;
    }
    .article-item {
        padding: 15px 18px;
        gap: 12px;
    }
    .article-item-title {
        font-size: 14.5px;
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    .article-item-meta {
        gap: 10px;
        font-size: 12px;
    }
}


/* ===== 品牌活动 ===== */
.activities-section {
    padding: 70px 0;
    background-color: #fff;
}
.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}
.activity-card {
    background: linear-gradient(145deg, #ffffff, #fafafa);
    border-radius: 12px;
    padding: 30px 25px;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
    display: flex;
    flex-direction: column;
}
.activity-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(231, 76, 60, 0.15);
    border-color: rgba(231, 76, 60, 0.25);
}
.activity-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
    box-shadow: 0 6px 15px rgba(231, 76, 60, 0.3);
}
.activity-card h3 {
    font-size: 17px;
    color: #1a5276;
    margin: 0 0 12px 0;
    font-weight: 700;
    line-height: 1.4;
    min-height: 48px;
}
.activity-card p {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
    margin: 0 0 20px 0;
    flex: 1;
}
.activity-more {
    color: #e74c3c;
    font-size: 13px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s;
}
.activity-card:hover .activity-more {
    gap: 12px;
}
.activity-card:hover h3 {
    color: #e74c3c;
}
.activity-more-temp {
    color: #888;
}
.activity-card-temp {
    opacity: 0.85;
    background: linear-gradient(145deg, #fcfcfc, #f5f5f5);
}

@media (max-width: 768px) {
    .activities-section {
        padding: 40px 0;
    }
    .activities-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .activity-card {
        padding: 24px 20px;
    }
    .activity-card h3 {
        font-size: 16px;
        min-height: auto;
    }
}