/* 全新设计 - 参考4.html的现代渐变风格 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #667eea;
    --secondary: #764ba2;
    --accent: #f093fb;
    --dark: #1a1a2e;
    --light: #f8f9fa;
    --white: #ffffff;
    --text: #2c3e50;
    --text-light: #7f8c8d;
    --border: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--dark);
}

.logo-icon {
    font-size: 32px;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    color: var(--text);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 10px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: 3px;
    transition: var(--transition);
}

@media (max-width: 768px) {
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(8px, -8px);
    }
}

/* 英雄区域 */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 80px 0;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 56px;
    font-weight: 900;
    margin-bottom: 24px;
    line-height: 1.2;
    color: var(--dark);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-search {
    display: flex;
    max-width: 600px;
    margin: 0 auto 60px;
    background: var(--white);
    border-radius: 50px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    padding: 8px;
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    padding: 16px 24px;
    font-size: 16px;
    color: var(--text);
}

.search-btn {
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat-card {
    text-align: center;
    padding: 24px 32px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    min-width: 150px;
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

/* 区块通用样式 */
.section {
    padding: 80px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--dark);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* 精选漫画网格 */
.comics-section {
    background: var(--light);
}

.comics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.comic-item {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

.comic-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.comic-thumb {
    position: relative;
    width: 100%;
    padding-top: 60%;
    overflow: hidden;
}

.comic-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: var(--transition);
}

.comic-item:hover .play-overlay {
    opacity: 1;
}

.comic-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    font-size: 12px;
    font-weight: 700;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
}

.comic-info {
    padding: 24px;
}

.comic-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
    line-height: 1.4;
}

.comic-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.comic-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.creator {
    display: flex;
    align-items: center;
    gap: 10px;
}

.creator-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.creator-name {
    font-size: 14px;
    color: var(--text);
    font-weight: 500;
}

.comic-stats {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--text-light);
}

/* 功能特色网格 */
.features-section {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--light);
    padding: 40px;
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.feature-card:hover {
    background: var(--white);
    border-color: var(--primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.feature-desc {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* 分类网格 */
.categories-section {
    background: var(--light);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.category-card {
    position: relative;
    height: 200px;
    border-radius: var(--radius);
    overflow: hidden;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.category-card:hover img {
    transform: scale(1.15);
}

.category-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    color: var(--white);
}

.category-overlay h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.category-overlay p {
    font-size: 14px;
    opacity: 0.9;
}

/* 页脚 */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 400px;
}

.footer-brand .logo-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.footer-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-desc {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
}

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

.footer-column h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--white);
}

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

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: var(--white);
    padding-left: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
}

/* 内容页面样式 */
.content-main {
    padding: 60px 20px;
    max-width: 900px;
    margin: 0 auto;
}

.page-header {
    text-align: center;
    padding: 60px 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius);
    color: var(--white);
    margin-bottom: 40px;
}

.breadcrumb {
    font-size: 14px;
    margin-bottom: 20px;
    opacity: 0.9;
}

.breadcrumb a {
    color: var(--white);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.page-header h1 {
    font-size: 42px;
    font-weight: 800;
    margin-top: 16px;
}

.content-article {
    background: var(--white);
    padding: 50px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.content-article h2 {
    font-size: 28px;
    font-weight: 700;
    margin: 50px 0 24px;
    color: var(--dark);
    padding-left: 20px;
    border-left: 4px solid var(--primary);
}

.content-article p {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text);
    margin-bottom: 24px;
    text-align: justify;
}

.content-article strong {
    color: var(--primary);
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin: 50px 0;
}

.feature-box {
    background: var(--light);
    padding: 32px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.feature-box:hover {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transform: translateY(-4px);
}

.feature-box img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 20px;
}

.feature-box h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.feature-box p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text);
    margin: 0;
}

.content-list {
    list-style: none;
    margin: 30px 0;
}

.content-list li {
    padding: 20px 24px;
    margin-bottom: 16px;
    background: var(--light);
    border-radius: 12px;
    border-left: 4px solid var(--secondary);
    font-size: 15px;
    line-height: 1.8;
    color: var(--text);
    transition: var(--transition);
}

.content-list li:hover {
    background: rgba(102, 126, 234, 0.05);
    transform: translateX(8px);
}

.content-list strong {
    color: var(--primary);
    font-weight: 700;
}

.related-pages {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 2px solid var(--border);
}

.related-pages h3 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 28px;
    color: var(--dark);
}

.related-pages ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.related-pages a {
    display: block;
    padding: 20px 24px;
    background: var(--light);
    color: var(--text);
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition);
    font-size: 15px;
    text-align: center;
    font-weight: 500;
}

.related-pages a:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 48px;
    }
    
    .comics-grid,
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        min-height: 70vh;
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-search {
        flex-direction: column;
        border-radius: var(--radius);
    }
    
    .search-btn {
        border-radius: var(--radius);
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    .stat-card {
        min-width: 120px;
        padding: 20px 24px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .comics-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .content-article {
        padding: 32px 24px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .related-pages ul {
        grid-template-columns: 1fr;
    }
}

/* 图片优化 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}