/* 全局样式 */
:root {
    --primary-color: #fb7299;
    --secondary-color: #23ade5;
    --accent-color: #6d9ee1;
    --text-color: #333333;
    --light-text: #ffffff;
    --bg-color: #f5f5f5;
    --card-bg: #ffffff;
    --header-bg: #ffffff;
    --footer-bg: #2b2b2b;
    --border-color: #e0e0e0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
}

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

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    object-fit: cover;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--light-text);
    padding: 12px 24px;
    border-radius: 30px;
    font-weight: bold;
    transition: all 0.3s ease;
    text-align: center;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    color: var(--light-text);
}

.btn-small {
    padding: 8px 16px;
    font-size: 14px;
    border-radius: 20px;
}

/* 头部样式 */
header {
    background-color: var(--header-bg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

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

.logo h1 {
    color: var(--primary-color);
    font-size: 24px;
    margin: 0;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 600;
    padding: 10px 15px;
    border-radius: 20px;
    transition: all 0.3s ease;
}

nav ul li a:hover {
    background-color: var(--primary-color);
    color: var(--light-text);
}

/* 英雄区域样式 */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-text);
    padding: 80px 0;
    margin-bottom: 40px;
}

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

.hero-content {
    flex: 1;
    padding-right: 40px;
}

.hero-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-image {
    flex: 1;
    text-align: right;
}

.hero-image img {
    border-radius: 10px;
    box-shadow: var(--shadow);
}

/* 内容区域样式 */
.content-section {
    padding: 60px 0;
    border-bottom: 1px solid var(--border-color);
}

.content-section h2 {
    font-size: 32px;
    margin-bottom: 15px;
    color: var(--primary-color);
    text-align: center;
}

.section-desc {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 40px;
    font-size: 18px;
    color: #666;
}

/* 卡片样式 */
.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.card {
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

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

.card-image {
    height: 200px;
    overflow: hidden;
}

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

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

.card-content {
    padding: 20px;
}

.card-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.card-content p {
    margin-bottom: 15px;
    color: #666;
}

/* 文章样式 */
.content-article {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: var(--card-bg);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.content-article h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.content-article p {
    margin-bottom: 15px;
    line-height: 1.8;
}

/* 关于我们样式 */
.about-content {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-bottom: 40px;
}

.about-image {
    flex: 1;
}

.about-text {
    flex: 2;
}

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

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

/* 页脚样式 */
footer {
    background-color: var(--footer-bg);
    color: var(--light-text);
    padding: 60px 0 20px;
}

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

.footer-logo a {
    font-size: 24px;
    font-weight: bold;
    color: var(--light-text);
    margin-bottom: 10px;
    display: block;
}

.footer-logo p {
    opacity: 0.8;
}

.footer-links h3,
.footer-contact h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

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

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

.footer-links ul li a {
    color: var(--light-text);
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links ul li a:hover {
    opacity: 1;
}

.footer-contact p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-link {
    display: inline-block;
    color: var(--light-text);
    padding: 8px 15px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: var(--primary-color);
    color: var(--light-text);
}

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

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
    }
    
    .hero-content {
        padding-right: 0;
        margin-bottom: 30px;
        text-align: center;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-image {
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    .logo {
        margin-bottom: 15px;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    nav ul li {
        margin: 5px;
    }
    
    .card-container {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 28px;
    }
    
    .content-section h2 {
        font-size: 26px;
    }
    
    .card-container {
        grid-template-columns: 1fr;
    }
}