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

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --text-dark: #1a1a2e;
    --text-light: #6c6c7a;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 15px 40px rgba(102, 126, 234, 0.3);
}

body {
    font-family: 'Segoe UI', 'Microsoft YaHei', 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

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

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }
}

/* 导航栏样式 */
.navbar {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.95) 0%, rgba(118, 75, 162, 0.95) 100%);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    display: flex;
    flex-direction: column;
    z-index: 1001;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--white);
    letter-spacing: 2px;
}

.logo-subtitle {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 1px;
}

/* 汉堡菜单按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
}

.menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--white);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* 英雄区域/轮播图 */
.hero-section {
    margin-top: 80px;
    position: relative;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
}

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

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

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

.slide-content {
    width: 100%;
    height: 100%;
}

.slide-image {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.slide-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.6) 0%, rgba(118, 75, 162, 0.6) 100%);
}

.slide-overlay {
    text-align: center;
    color: var(--white);
    z-index: 10;
    animation: fadeInUp 1s ease;
}

.slide-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 20px rgba(0, 0, 0, 0.3);
}

.slide-text {
    font-size: 1.5rem;
    text-shadow: 1px 1px 10px rgba(0, 0, 0, 0.2);
}

/* 轮播按钮 */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--white);
    font-size: 3rem;
    width: 60px;
    height: 60px;
    cursor: pointer;
    z-index: 100;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn.prev {
    left: 30px;
}

.carousel-btn.next {
    right: 30px;
}

/* 指示器 */
.carousel-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 100;
}

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

.indicator.active {
    background: var(--white);
    width: 35px;
    border-radius: 6px;
}

/* 通用区块样式 */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 50px;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.title-icon {
    font-size: 2rem;
}

/* AI前沿新闻样式 */
.news-section {
    background: var(--white);
}

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

.news-card {
    display: block;
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.news-image {
    width: 100%;
    height: 200px;
    position: relative;
    overflow: hidden;
}

.news-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--white);
    color: var(--text-dark);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.news-content {
    padding: 25px;
}

.news-date {
    font-size: 0.9rem;
    color: var(--text-light);
    display: block;
    margin-bottom: 10px;
}

.news-title {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--text-dark);
    transition: color 0.3s ease;
}

.news-card:hover .news-title {
    color: var(--primary-color);
}

.news-excerpt {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.news-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.news-link:hover {
    margin-left: 5px;
}

/* AI工具介绍样式 */
.tools-section {
    background: var(--bg-light);
}

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

.tool-card {
    display: block;
    background: var(--white);
    border-radius: 20px;
    padding: 35px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.tool-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin: 0 auto 20px;
    transition: all 0.3s ease;
}

.tool-card:hover .tool-icon {
    transform: scale(1.1) rotate(5deg);
}

.tool-name {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.tool-description {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.tool-tags {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tag {
    background: var(--bg-light);
    color: var(--text-light);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
}

.tool-link {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tool-link:hover {
    margin-left: 5px;
}

/* 热门内容样式 */
.hot-section {
    background: var(--white);
}

.hot-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.hot-topic {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: var(--bg-light);
    border-radius: 15px;
    transition: all 0.3s ease;
    margin-bottom: 20px;
    cursor: pointer;
}

.hot-topic:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow);
}

.hot-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    min-width: 60px;
}

.hot-title {
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.hot-description {
    color: var(--text-light);
    line-height: 1.8;
}

.hot-highlight {
    position: sticky;
    top: 100px;
}

.highlight-image {
    width: 100%;
    height: 400px;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.highlight-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 40px;
    color: var(--white);
}

.highlight-title {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 20px;
}

.highlight-text {
    font-size: 1.1rem;
    margin-bottom: 25px;
    line-height: 1.8;
}

.highlight-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.highlight-link:hover {
    margin-left: 10px;
}

/* 页脚样式 */
.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 100%);
    color: var(--white);
    padding: 60px 0 20px;
}

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

.footer-title {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 15px;
}

.footer-subtitle {
    font-size: 1.1rem;
    font-weight: bold;
    margin-bottom: 15px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .navbar .container {
        padding: 1rem 15px;
    }
    
    .nav-menu {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.95rem;
    }
}

@media (max-width: 768px) {
    /* 导航栏移动端优化 */
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: linear-gradient(135deg, rgba(102, 126, 234, 0.98) 0%, rgba(118, 75, 162, 0.98) 100%);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        padding: 80px 30px 30px;
        gap: 0;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.3);
        transition: right 0.3s ease;
        z-index: 1000;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    /* 菜单遮罩层 */
    .menu-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    
    .menu-overlay.active {
        display: block;
        opacity: 1;
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-link {
        display: block;
        padding: 15px 0;
        font-size: 1.1rem;
        width: 100%;
    }
    
    .nav-link::after {
        display: none;
    }
    
    .logo-text {
        font-size: 1.2rem;
        letter-spacing: 1px;
    }
    
    .logo-subtitle {
        font-size: 0.65rem;
    }
    
    /* 轮播图移动端优化 */
    .hero-section {
        margin-top: 70px;
    }
    
    .carousel-container {
        height: 400px;
    }
    
    .slide-title {
        font-size: 2rem;
        margin-bottom: 0.8rem;
        padding: 0 20px;
    }
    
    .slide-text {
        font-size: 1rem;
        padding: 0 20px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.8rem;
    }
    
    .carousel-btn.prev {
        left: 10px;
    }
    
    .carousel-btn.next {
        right: 10px;
    }
    
    .carousel-indicators {
        bottom: 15px;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
    }
    
    .indicator.active {
        width: 30px;
    }
    
    /* 通用区块移动端优化 */
    section {
        padding: 50px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 30px;
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .title-icon {
        font-size: 1.5rem;
    }
    
    /* 新闻和工具网格优化 */
    .news-grid,
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .news-card,
    .tool-card {
        margin-bottom: 0;
    }
    
    .news-content,
    .tool-card {
        padding: 20px;
    }
    
    .news-title,
    .tool-name {
        font-size: 1.2rem;
    }
    
    /* 热门内容移动端优化 */
    .hot-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .hot-highlight {
        position: relative;
        top: 0;
    }
    
    .highlight-image {
        height: 300px;
    }
    
    .highlight-title {
        font-size: 1.6rem;
        margin-bottom: 15px;
    }
    
    .highlight-text {
        font-size: 1rem;
        margin-bottom: 20px;
    }
    
    .hot-topic {
        padding: 20px;
        gap: 15px;
    }
    
    .hot-number {
        font-size: 2rem;
        min-width: 50px;
    }
    
    .hot-title {
        font-size: 1.1rem;
    }
    
    /* 页脚移动端优化 */
    .footer {
        padding: 40px 0 15px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-bottom: 30px;
    }
    
    .footer-title {
        font-size: 1.3rem;
    }
    
    .footer-subtitle {
        font-size: 1rem;
    }
}

/* 区块天地页面样式 */
.blockchain-hero {
    margin-top: 80px;
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    text-align: center;
}

.blockchain-header {
    animation: fadeInUp 1s ease;
}

.blockchain-title {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 2px 2px 20px rgba(0, 0, 0, 0.3);
}

.blockchain-subtitle {
    font-size: 1.5rem;
    opacity: 0.9;
}

/* 导航链接激活状态 */
.nav-link.active {
    font-weight: bold;
    position: relative;
}

.nav-link.active::after {
    width: 100%;
}

/* 区块链介绍卡片 */
.blockchain-intro {
    padding: 80px 0;
    background: var(--white);
}

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

.intro-card {
    text-align: center;
    padding: 40px 20px;
    background: var(--bg-light);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.intro-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.intro-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.intro-title {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.intro-text {
    color: var(--text-light);
    line-height: 1.8;
}

/* 区块链项目卡片 */
.blockchain-projects {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.project-card {
    background: var(--white);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.project-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.project-logo {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    color: var(--white);
}

.project-info {
    flex: 1;
}

.project-name {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 5px;
    color: var(--text-dark);
}

.project-status {
    display: inline-block;
    padding: 3px 12px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
}

.project-status.layer2 {
    background: var(--accent-color);
}

.project-description {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.project-stats {
    display: flex;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--bg-light);
}

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

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 5px;
}

.stat-value {
    display: block;
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* 应用场景样式 */
.blockchain-apps {
    padding: 80px 0;
    background: var(--white);
}

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

.app-card {
    background: var(--bg-light);
    border-radius: 20px;
    padding: 35px;
    transition: all 0.3s ease;
}

.app-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.app-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.app-title {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.app-description {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.app-features {
    list-style: none;
}

.app-features li {
    padding: 8px 0;
    color: var(--text-light);
    position: relative;
    padding-left: 20px;
}

.app-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* 发展趋势时间线 */
.blockchain-trends {
    padding: 80px 0;
    background: var(--bg-light);
}

.trends-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.trend-item {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    padding: 30px;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.trend-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-hover);
}

.trend-year {
    min-width: 100px;
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    text-align: center;
}

.trend-content {
    flex: 1;
}

.trend-title {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.trend-description {
    color: var(--text-light);
    line-height: 1.8;
}

@media (max-width: 768px) {
    /* 区块天地页面移动端优化 */
    .blockchain-hero {
        margin-top: 70px;
        padding: 60px 0;
    }
    
    .blockchain-title {
        font-size: 2.5rem;
        margin-bottom: 15px;
    }
    
    .blockchain-subtitle {
        font-size: 1.2rem;
        padding: 0 20px;
    }
    
    .blockchain-intro,
    .blockchain-projects,
    .blockchain-apps,
    .blockchain-trends,
    .crypto-articles {
        padding: 50px 0;
    }
    
    .intro-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .intro-card {
        padding: 25px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .project-card {
        padding: 20px;
    }
    
    .apps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .app-card {
        padding: 25px;
    }
    
    .trend-item {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }
    
    .trend-year {
        min-width: auto;
        margin-bottom: 15px;
    }
    
    .articles-list {
        padding: 20px 15px;
    }
    
    .article-item {
        flex-direction: column;
        text-align: center;
        padding: 15px;
        gap: 15px;
    }
    
    .article-index {
        margin: 0 auto;
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
    
    .article-title {
        font-size: 1rem;
        text-align: left;
        line-height: 1.5;
    }
    
    .article-meta {
        justify-content: center;
        flex-wrap: wrap;
        gap: 10px;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    /* 超小屏幕优化 */
    .navbar .container {
        padding: 0.8rem 12px;
    }
    
    .logo-text {
        font-size: 1.1rem;
        letter-spacing: 0.5px;
    }
    
    .logo-subtitle {
        font-size: 0.6rem;
    }
    
    .menu-toggle {
        width: 26px;
        height: 26px;
    }
    
    .nav-menu {
        width: 260px;
        padding: 70px 20px 20px;
    }
    
    .nav-link {
        font-size: 1rem;
        padding: 12px 0;
    }
    
    /* 轮播图超小屏幕优化 */
    .hero-section {
        margin-top: 65px;
    }
    
    .carousel-container {
        height: 350px;
    }
    
    .slide-title {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
        padding: 0 15px;
    }
    
    .slide-text {
        font-size: 0.9rem;
        padding: 0 15px;
    }
    
    .carousel-btn {
        width: 35px;
        height: 35px;
        font-size: 1.5rem;
    }
    
    .carousel-btn.prev {
        left: 5px;
    }
    
    .carousel-btn.next {
        right: 5px;
    }
    
    /* 区块标题超小屏幕优化 */
    .section-title {
        font-size: 1.5rem;
        margin-bottom: 25px;
        padding: 0 10px;
    }
    
    .title-icon {
        font-size: 1.3rem;
    }
    
    /* 区块天地超小屏幕优化 */
    .blockchain-hero {
        padding: 40px 0;
    }
    
    .blockchain-title {
        font-size: 2rem;
        margin-bottom: 12px;
        padding: 0 15px;
    }
    
    .blockchain-subtitle {
        font-size: 1rem;
        padding: 0 15px;
    }
    
    .blockchain-intro,
    .blockchain-projects,
    .blockchain-apps,
    .blockchain-trends,
    .crypto-articles {
        padding: 40px 0;
    }
    
    .intro-card,
    .project-card,
    .app-card {
        padding: 20px;
    }
    
    .articles-list {
        padding: 15px 10px;
    }
    
    .article-item {
        padding: 12px;
    }
    
    .article-title {
        font-size: 0.95rem;
    }
    
    .article-meta {
        font-size: 0.8rem;
    }
    
    /* 通用区块超小屏幕优化 */
    section {
        padding: 40px 0;
    }
    
    .news-card,
    .tool-card {
        padding: 15px;
    }
    
    .news-title,
    .tool-name {
        font-size: 1.1rem;
    }
    
    .hot-topic {
        padding: 15px;
        gap: 12px;
    }
    
    .hot-number {
        font-size: 1.8rem;
        min-width: 45px;
    }
    
    .hot-title {
        font-size: 1rem;
    }
}

/* 滑块验证组件样式 */
.verification-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.verification-container {
    width: 100%;
    max-width: 400px;
    padding: 0 20px;
}

.verification-box {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.4s ease;
}

.verification-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 30px 20px;
    text-align: center;
    color: var(--white);
}

.verification-header h3 {
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 10px;
}

.verification-header p {
    font-size: 1rem;
    opacity: 0.9;
}

.verification-body {
    padding: 40px 30px;
}

.checkbox-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.checkbox-box {
    position: relative;
    width: 120px;
    height: 120px;
    border: 3px solid #ddd;
    border-radius: 15px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkbox-box:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
}

.checkbox-box.checked {
    border-color: #4caf50;
    background: linear-gradient(135deg, #4caf50 0%, #45a049 100%);
    box-shadow: 0 8px 24px rgba(76, 175, 80, 0.4);
}

.checkbox-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.checkbox-box:active .checkbox-inner {
    transform: scale(0.9);
}

.check-icon {
    font-size: 4rem;
    font-weight: bold;
    color: #999;
    opacity: 0.3;
    transition: all 0.3s ease;
    user-select: none;
    pointer-events: none;
}

.checkbox-box:hover .check-icon {
    color: var(--primary-color);
    opacity: 0.5;
}

.checkbox-box.checked .check-icon {
    color: var(--white);
    opacity: 1;
    animation: checkBounce 0.5s ease;
}

.checkbox-tip {
    font-size: 1rem;
    color: #666;
    text-align: center;
    transition: opacity 0.3s ease;
}

.checkbox-tip.hide {
    opacity: 0;
}

.verification-success {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    font-size: 1.2rem;
    font-weight: bold;
    color: #4caf50;
    z-index: 5;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.verification-success.show {
    opacity: 1;
}

/* 验证动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes successPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes checkBounce {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.3);
    }
    100% {
        transform: scale(1);
    }
}

/* 验证成功后的遮罩层消失动画 */
.verification-overlay.fadeOut {
    animation: fadeOut 0.3s ease forwards;
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* 区块天地页面 */
.blockchain-main {
    background: radial-gradient(circle at top, rgba(255, 255, 255, 0.95) 0%, rgba(244, 246, 255, 0.9) 55%, rgba(238, 240, 252, 0.95) 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.blockchain-hero {
    position: relative;
    padding: 26px 0 12px;
    overflow: hidden;
}

.blockchain-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% -10%, rgba(102, 126, 234, 0.25), transparent 55%),
                radial-gradient(circle at 80% 0%, rgba(118, 75, 162, 0.22), transparent 50%);
    filter: blur(40px);
}

.blockchain-hero .container {
    position: relative;
    z-index: 1;
}

.hero-shell {
    display: flex;
    justify-content: center;
    padding: 0;
    width: clamp(280px, 90vw, 900px);
    margin: 0 auto;
    background: none;
    border: none;
    box-shadow: none;
    backdrop-filter: none;
}

.strategy-search {
    width: 100%;
}

.search-field {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 24px;
    background: linear-gradient(135deg, rgba(249, 250, 255, 0.95), rgba(240, 243, 255, 0.9));
    border-radius: 999px;
    border: 1px solid rgba(102, 126, 234, 0.25);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7), 0 20px 45px rgba(102, 126, 234, 0.2);
}

.search-icon svg {
    width: 22px;
    height: 22px;
    color: rgba(16, 18, 43, 0.6);
}

#strategy-search-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 1rem;
    color: var(--text-dark);
    outline: none;
}

#strategy-search-input::placeholder {
    color: rgba(16, 18, 43, 0.45);
    letter-spacing: 0.5px;
}

.search-submit {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, #667eea 0%, #7041c9 100%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.search-submit svg {
    width: 20px;
    height: 20px;
}

.search-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(102, 126, 234, 0.35);
}

.search-field.search-error {
    border-color: rgba(255, 99, 132, 0.55);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7), 0 20px 40px rgba(255, 99, 132, 0.25);
    animation: searchShake 0.45s ease;
}

@keyframes searchShake {
    0% { transform: translateX(0); }
    25% { transform: translateX(-6px); }
    50% { transform: translateX(6px); }
    75% { transform: translateX(-4px); }
    100% { transform: translateX(0); }
}

.strategy-section {
    padding: 12px 0 24px;
}

.strategy-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.strategy-card {
    position: relative;
    display: flex;
    align-items: stretch;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 255, 0.88));
    border-radius: 18px;
    box-shadow: 0 18px 38px rgba(21, 27, 61, 0.05);
    border: 1px solid rgba(229, 233, 255, 0.85);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.strategy-card::before,
.strategy-card::after {
    display: none;
}

.strategy-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 28px 46px rgba(21, 27, 61, 0.08);
}

.strategy-card-link {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    padding: 20px 26px;
    text-decoration: none;
    color: #0b0b0f;
    font-size: 1.08rem;
    font-weight: 700;
    letter-spacing: 0.2px;
}

.strategy-card-link::after {
    content: '›';
    font-size: 1.3rem;
    color: rgba(16, 18, 43, 0.35);
    margin-left: auto;
    transition: transform 0.2s ease, color 0.2s ease;
}

.strategy-card-link:hover::after {
    transform: translateX(4px);
    color: var(--primary-color);
}

.card-title {
    margin: 0;
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
}

.card-title::before,
.card-title::after {
    display: none;
}

@media (max-width: 900px) {
    .strategy-card-link {
        padding: 18px 22px;
        font-size: 1.02rem;
    }
}

@media (max-width: 600px) {
    .strategy-grid {
        gap: 10px;
    }
    .strategy-card {
        border-radius: 16px;
    }
    .strategy-card-link {
        padding: 16px 18px;
        font-size: 1rem;
    }
}

@media (max-width: 992px) {
    .hero-shell {
        padding: 8px 10px;
        width: min(88vw, 560px);
    }
}

@media (max-width: 768px) {
    .hero-shell {
        width: min(92vw, 460px);
        padding: 0;
    }
    .search-field {
        padding: 10px 18px;
        gap: 12px;
    }
}

@media (max-width: 520px) {
    .hero-shell {
        padding: 0;
    }
    .search-field {
        padding: 9px 16px;
        gap: 10px;
    }
}