/* 游戏风格CSS - 简洁专业版 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* 全局变量 */
:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --accent-blue: #0066ff;
    --accent-purple: #8b5cf6;
    --accent-green: #00ff88;
    --border-color: #333333;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --hover-bg: #2a2a2a;
}

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
}

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

/* 头部样式 */
header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-blue);
    text-decoration: none;
}

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

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

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

/* 主要内容区域 */
main {
    padding: 2rem 0;
}

.hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    padding: 3rem 0;
    margin-bottom: 3rem;
    border-radius: 12px;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* 搜索框 */
.search-box {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    gap: 1rem;
}

.search-box input {
    flex: 1;
    padding: 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.search-box button {
    padding: 1rem 2rem;
    background: var(--accent-blue);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.2s ease;
}

.search-box button:hover {
    background: #0052cc;
}

/* 工具卡片 */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.tool-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tool-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-color);
    border-color: var(--accent-blue);
}

.tool-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.tool-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.tool-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.tool-card .btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--accent-blue);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: background 0.2s ease;
}

.tool-card .btn:hover {
    background: #0052cc;
}

/* 特色工具区域 */
.featured-tools {
    margin-bottom: 3rem;
}

.featured-tools h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text-primary);
}

/* 分类链接区域 */
.category-links {
    margin-bottom: 3rem;
}

.category-links h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text-primary);
}

/* 分类导航 */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.category-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s ease;
    text-align: center;
}

.category-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-color);
    border-color: var(--accent-blue);
}

.category-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.category-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* 详情页样式 */
.tool-detail {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.detail-header {
    text-align: center;
    margin-bottom: 2rem;
}

.detail-header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.detail-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

@media (max-width: 768px) {
    .detail-content {
        grid-template-columns: 1fr;
    }
}

.detail-gallery img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.thumbnails {
    display: flex;
    gap: 0.5rem;
}

.thumbnails img {
    width: 80px;
    height: 50px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color 0.2s ease;
}

.thumbnails img:hover {
    border-color: var(--accent-blue);
}

.info-section {
    margin-bottom: 2rem;
}

.info-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.feature-list, .tutorial-list {
    list-style: none;
}

.feature-list li, .tutorial-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.feature-list li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--accent-green);
}

.tutorial-list li {
    counter-increment: step-counter;
}

.tutorial-list li::before {
    content: counter(step-counter);
    position: absolute;
    left: 0;
    background: var(--accent-blue);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
}

.price-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-green);
}

.download-btn {
    padding: 0.75rem 2rem;
    background: var(--accent-green);
    color: var(--bg-primary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: background 0.2s ease;
}

.download-btn:hover {
    background: #00cc6a;
}

/* 更新日志 */
.changelog {
    list-style: none;
}

.changelog li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

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

/* 用户评价 */
.reviews {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.review-item {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.reviewer {
    font-weight: 600;
    color: var(--text-primary);
}

.rating {
    color: #ffd700;
}

.review-content {
    color: var(--text-secondary);
    font-style: italic;
}

/* 推荐区域 */
.recommendations {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-primary);
}

td {
    color: var(--text-secondary);
}

/* 表单样式 */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

input, textarea, select {
    width: 100%;
    padding: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 1rem;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--accent-blue);
}

/* 筛选区域 */
.filter-section {
    background: var(--bg-secondary);
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.filters {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filters span {
    color: var(--text-primary);
    font-weight: 500;
}

.filters select {
    width: auto;
    min-width: 150px;
}

/* 工具列表 */
.tools-list {
    padding: 2rem 0;
}

.tool-item {
    display: grid;
    grid-template-columns: 150px 1fr auto;
    gap: 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tool-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.tool-image img {
    width: 150px;
    height: 100px;
    object-fit: cover;
    border-radius: 4px;
}

.tool-details h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.tool-details p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.tool-features {
    list-style: none;
    margin-bottom: 1rem;
}

.tool-features li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
    position: relative;
    padding-left: 1rem;
}

.tool-features li::before {
    content: "•";
    color: var(--accent-blue);
    position: absolute;
    left: 0;
}

.tool-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.tool-action {
    display: flex;
    align-items: center;
}

.tool-action .btn {
    white-space: nowrap;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--accent-blue);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: #0052cc;
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--hover-bg);
}

.btn-success {
    background: var(--accent-green);
    color: var(--bg-primary);
}

.btn-success:hover {
    background: #00cc6a;
}

/* 标签样式 */
.tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 12px;
    font-size: 0.85rem;
    margin: 0.25rem;
}

.tag.free {
    background: var(--accent-green);
    color: var(--bg-primary);
}

.tag.paid {
    background: var(--accent-purple);
    color: white;
}

/* 技术工具页面 */
.tech-intro {
    background: var(--bg-secondary);
    padding: 2rem 0;
    margin-bottom: 2rem;
}

.intro-content h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.intro-content p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.tech-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.tech-item {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.tech-item h4 {
    color: var(--accent-blue);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.tech-item p {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 0.9rem;
}

/* 技术文章 */
.article-list {
    display: grid;
    gap: 1.5rem;
}

.article-item {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.article-item h3 {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.article-item p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.read-more {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.read-more:hover {
    color: #0052cc;
    text-decoration: underline;
}

/* 页面特定样式 */
.contact-section,
.download-section,
.help-section,
.features-section {
    padding: 2rem 0;
}

.contact-section h2,
.download-section h2,
.help-section h2,
.features-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

/* 联系我们页面 */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s ease;
}

.contact-item:hover {
    transform: translateY(-2px);
    border-color: var(--accent-blue);
}

.contact-item h3 {
    color: var(--accent-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.contact-item p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* 下载页面 */
.download-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.download-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s ease;
}

.download-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-green);
}

.download-card h3 {
    color: var(--accent-green);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.download-card ul {
    list-style: none;
    margin: 1rem 0;
}

.download-card ul li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.download-card .btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: var(--accent-green);
    color: var(--bg-primary);
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.2s ease;
}

.download-card .btn:hover {
    background: #00cc6a;
}

.installation {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.installation h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.installation ol {
    padding-left: 1.5rem;
}

.installation ol li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* 帮助页面 */
.tutorial-steps {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

.step {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
}

.step h3 {
    color: var(--accent-purple);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.step p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.step a {
    color: var(--accent-blue);
    text-decoration: none;
}

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

.faq {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
}

.faq h3 {
    color: var(--text-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.faq-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h4 {
    color: var(--accent-purple);
    margin-bottom: 0.5rem;
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 功能页面 */
.feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.feature-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s ease;
}

.feature-item:hover {
    transform: translateY(-2px);
    border-color: var(--accent-blue);
}

.feature-item h3 {
    color: var(--accent-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.tech-info {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.tech-info h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-align: center;
}

.tech-info ul {
    list-style: none;
    text-align: center;
}

.tech-info ul li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    padding: 0.5rem 0;
}

.related-search {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
}

.related-search h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-align: center;
}

.related-search ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    list-style: none;
}

.related-search ul li {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

/* 友情链接通用样式 */
.friendly-links,
.related-keywords {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
}

.friendly-links h3,
.related-keywords h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.friendly-links ul,
.related-keywords ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    list-style: none;
}

.friendly-links ul li,
.related-keywords ul li {
    text-align: center;
}

.friendly-links ul li a,
.related-keywords ul li {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem;
    border-radius: 6px;
    transition: all 0.2s ease;
    display: block;
}

.friendly-links ul li a:hover {
    color: var(--accent-blue);
    background: var(--hover-bg);
}

/* 警告框 */
.warning {
    background: linear-gradient(135deg, #ff4757, #ff3742);
    color: white;
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
    text-align: center;
}

.warning h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.warning p {
    line-height: 1.6;
    opacity: 0.9;
}

/* 页脚 */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: 3rem;
    text-align: center;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-links h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

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

.footer-links ul li {
    margin-bottom: 0.5rem;
}

.footer-links ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-links ul li a:hover {
    color: var(--accent-blue);
}

footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 页面头部 */
.page-header {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    padding: 3rem 0;
    margin-bottom: 3rem;
    border-radius: 12px;
    text-align: center;
}

.page-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.page-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* 卡盟页面样式 */
.card-mall-intro {
    margin-bottom: 3rem;
}

.intro-content {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.intro-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.intro-content ul {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.intro-content ul li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.mall-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.mall-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.mall-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-color);
    border-color: var(--accent-blue);
}

.mall-logo {
    text-align: center;
    margin-bottom: 1rem;
}

.mall-logo img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.mall-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-align: center;
    color: var(--text-primary);
}

.mall-info p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-align: center;
}

.mall-info ul {
    margin-bottom: 1.5rem;
    margin-left: 1.5rem;
}

.mall-info ul li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* 购买指南 */
.purchase-guide {
    margin-bottom: 3rem;
}

.guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.guide-step {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s ease;
}

.guide-step:hover {
    transform: translateY(-2px);
    border-color: var(--accent-blue);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--accent-blue);
    color: white;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.step-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 透视页面样式 */
.perspective-intro,
.official-intro {
    margin-bottom: 3rem;
}

.features-list,
.advantages-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.feature-item,
.advantages-list li {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.2s ease;
}

.feature-item:hover,
.advantages-list li:hover {
    transform: translateY(-2px);
    border-color: var(--accent-blue);
}

.feature-item h4,
.advantages-list li strong {
    color: var(--accent-blue);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.feature-item p,
.advantages-list li {
    color: var(--text-secondary);
    line-height: 1.5;
}

.usage-tips,
.verification {
    margin-bottom: 3rem;
}

.tips-content,
.verification-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.tip-item,
.verification-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.2s ease;
}

.tip-item:hover,
.verification-item:hover {
    transform: translateY(-2px);
    border-color: var(--accent-green);
}

.tip-item h3,
.verification-item h3 {
    color: var(--accent-green);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.tip-item p,
.verification-item p {
    color: var(--text-secondary);
    line-height: 1.5;
}

/* 官网页面样式 */
.sites-list {
    margin-bottom: 3rem;
}

.site-item {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: 1.5rem;
    align-items: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.site-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-color);
    border-color: var(--accent-blue);
}

.site-logo img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.site-details h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.site-details p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.site-features {
    margin-bottom: 1rem;
    margin-left: 1.5rem;
}

.site-features li {
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.site-meta {
    color: var(--accent-purple);
    font-weight: 600;
    margin-bottom: 1rem;
}

.site-action .btn {
    white-space: nowrap;
}

.note {
    background: rgba(0, 102, 255, 0.1);
    border-left: 4px solid var(--accent-blue);
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 0 8px 8px 0;
}

.note strong {
    color: var(--accent-blue);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .hero h2,
    .page-header h2 {
        font-size: 2rem;
    }
    
    .hero p,
    .page-header p {
        font-size: 1rem;
    }
    
    .search-box {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .tool-grid,
    .category-grid,
    .mall-grid,
    .guide-steps,
    .features-list,
    .advantages-list,
    .tips-content,
    .verification-content {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .tool-card,
    .category-item,
    .mall-item,
    .guide-step,
    .feature-item,
    .tip-item,
    .verification-item {
        padding: 1rem;
    }
    
    .filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filters select {
        width: 100%;
    }
    
    .tool-item {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1rem;
    }
    
    .mall-grid {
        grid-template-columns: 1fr;
    }
    
    .site-item {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero,
    .page-header {
        padding: 2rem 0;
    }
    
    .hero h2,
    .page-header h2 {
        font-size: 1.5rem;
    }
    
    .tool-card img,
    .mall-logo img,
    .site-logo img {
        height: 120px;
    }
    
    .site-item {
        padding: 1rem;
    }
    
    .site-action .btn {
        width: 100%;
        margin-top: 0.5rem;
    }
}