:root {
    --primary-color: #000000;
    --secondary-color: #00A980;
    --accent-color: #FF6B4A;
    --text-color: #333333;
    --light-text: #FFFFFF;
    --background: #FFFFFF;
    --section-bg: #F5F9FC;
    --card-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
    --header-height: 70px;
    --mobile-header-height: 60px;
}

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

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

.z759c2container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航样式优化 */
.z759c2main-nav {
    background: #000000;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.z759c2main-nav .z759c2container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.z759c2logo a {
    color: var(--light-text);
    text-decoration: none;
    font-size: 26px;
    font-weight: bold;
}

.z759c2nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
}

.z759c2nav-menu a {
    color: var(--light-text);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 12px;
    border-radius: 4px;
}

.z759c2nav-menu a:hover {
    background: var(--secondary-color);
    color: var(--light-text);
}

/* Banner区域样式 */
.z759c2intro-banner {
    padding: 120px 0 80px;
    background: #000000;
    color: var(--light-text);
    position: relative;
    overflow: hidden;
}

.z759c2banner-content {
    max-width: 1200px;
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.z759c2banner-text {
    flex: 1;
    max-width: 600px;
}

.z759c2banner-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.z759c2banner-featured-image {
    max-width: 100%;
    height: auto;
    max-height: 500px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    pointer-events: none;
}

.z759c2banner-content h1 {
    font-size: 48px;
    margin-bottom: 25px;
    line-height: 1.2;
}

.z759c2intro-text {
    font-size: 18px;
    margin-bottom: 35px;
    opacity: 0.9;
}

.z759c2action-btns {
    display: flex;
    gap: 20px;
}

.z759c2btn-primary, .z759c2btn-outline {
    padding: 15px 35px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.z759c2btn-primary {
    background: var(--accent-color);
    color: var(--light-text);
}

.z759c2btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 74, 0.3);
}

.z759c2btn-outline {
    border: 2px solid var(--light-text);
    color: var(--light-text);
}

.z759c2btn-outline:hover {
    background: var(--light-text);
    color: var(--primary-color);
}

/* 下载区域样式 */
.z759c2download-section {
    padding: 60px 0;
    background: var(--section-bg);
}

.z759c2download-image {
    text-align: center;
    margin-bottom: 30px;
}

.z759c2download-featured-image {
    max-width: 100%;
    height: auto;
    max-height: 400px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

@media (max-width: 768px) {
    .z759c2download-featured-image {
        max-height: 250px;
    }
}

.z759c2download-section h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.z759c2download-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.z759c2download-card {
    background: var(--background);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.z759c2download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.z759c2download-card h3 {
    color: var(--primary-color);
    font-size: 24px;
    margin-bottom: 20px;
}

.z759c2feature-list {
    list-style: none;
    margin: 25px 0;
}

.z759c2feature-list li {
    margin: 12px 0;
    padding-left: 25px;
    position: relative;
}

.z759c2feature-list li::before {
    content: "✓";
    color: var(--secondary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.z759c2download-btn {
    display: inline-block;
    padding: 14px 32px;
    background: var(--secondary-color);
    color: var(--light-text);
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    text-align: center;
    width: 100%;
}

.z759c2download-btn:hover {
    background: #008c69;
    transform: translateY(-2px);
}

/* 特色功能区域 */
.z759c2features-section {
    padding: 60px 0;
    background: var(--section-bg);
}

.z759c2section-header {
    text-align: center;
    margin-bottom: 40px;
}

.z759c2section-header h2 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.z759c2section-desc {
    font-size: 18px;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

.z759c2features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.z759c2feature-card {
    background: var(--background);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    display: flex;
    gap: 25px;
    position: relative;
    overflow: hidden;
}

.z759c2feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--secondary-color);
    transition: var(--transition);
}

.z759c2feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.z759c2feature-card:hover::before {
    width: 100%;
    opacity: 0.1;
}

.z759c2feature-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--section-bg);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--secondary-color);
}

.z759c2feature-content {
    flex: 1;
}

.z759c2feature-content h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.z759c2feature-content p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.z759c2feature-details {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z759c2feature-details li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    color: #666;
    font-size: 15px;
}

.z759c2feature-details li::before {
    content: "•";
    color: var(--secondary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

@media (max-width: 992px) {
    .z759c2features-grid {
        grid-template-columns: 1fr;
    }
    
    .z759c2feature-card {
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .z759c2section-header h2 {
        font-size: 28px;
    }
    
    .z759c2section-desc {
        font-size: 16px;
    }
    
    .z759c2feature-card {
        flex-direction: column;
        text-align: center;
        padding: 25px;
    }
    
    .z759c2feature-icon {
        margin: 0 auto 20px;
    }
    
    .z759c2feature-details li {
        text-align: left;
    }
}

/* 安装教程区域 */
.z759c2guide-section {
    padding: 60px 0;
    background: var(--section-bg);
}

.z759c2guide-container {
    max-width: 1000px;
    margin: 0 auto;
}

.z759c2guide-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 30px;
}

.z759c2guide-step {
    background: var(--background);
    border-radius: 20px;
    padding: 40px 30px;
    position: relative;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.z759c2guide-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.z759c2step-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 48px;
    font-weight: bold;
    color: var(--secondary-color);
    opacity: 0.1;
}

.z759c2step-icon {
    width: 60px;
    height: 60px;
    background: var(--section-bg);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--secondary-color);
    font-size: 28px;
}

.z759c2step-content h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.z759c2step-content p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.z759c2step-details {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z759c2step-details li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    color: #666;
    font-size: 15px;
}

.z759c2step-details li::before {
    content: "→";
    color: var(--secondary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.z759c2guide-note {
    background: var(--primary-color);
    border-radius: 20px;
    padding: 30px;
    color: var(--light-text);
}

.z759c2note-content h4 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--light-text);
}

.z759c2note-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z759c2note-content ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 15px;
}

.z759c2note-content ul li::before {
    content: "!";
    color: var(--accent-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

@media (max-width: 992px) {
    .z759c2guide-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .z759c2guide-steps {
        grid-template-columns: 1fr;
    }
    
    .z759c2guide-step {
        padding: 30px 20px;
    }
    
    .z759c2step-number {
        font-size: 36px;
    }
    
    .z759c2step-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .z759c2step-content h3 {
        font-size: 20px;
    }
}

/* 安全保障区域 */
.z759c2safe-section {
    padding: 60px 0;
    background: var(--section-bg);
}

.z759c2safe-container {
    max-width: 1200px;
    margin: 0 auto;
}

.z759c2safe-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-bottom: 30px;
}

.z759c2safe-card {
    background: var(--background);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    display: flex;
    gap: 25px;
    position: relative;
    overflow: hidden;
}

.z759c2safe-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--secondary-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.z759c2safe-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.z759c2safe-card:hover::after {
    transform: scaleX(1);
}

.z759c2safe-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--section-bg);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--secondary-color);
}

.z759c2safe-content {
    flex: 1;
}

.z759c2safe-content h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.z759c2safe-content p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.z759c2safe-details {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z759c2safe-details li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    color: #666;
    font-size: 15px;
}

.z759c2safe-details li::before {
    content: "✓";
    color: var(--secondary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.z759c2safe-stats {
    display: flex;
    justify-content: space-around;
    background: var(--primary-color);
    border-radius: 20px;
    padding: 30px;
    margin-top: 20px;
}

.z759c2stat-item {
    text-align: center;
    color: var(--light-text);
}

.z759c2stat-number {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--accent-color);
}

.z759c2stat-label {
    font-size: 16px;
    opacity: 0.9;
}

@media (max-width: 992px) {
    .z759c2safe-grid {
        grid-template-columns: 1fr;
    }
    
    .z759c2safe-stats {
        flex-direction: column;
        gap: 30px;
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .z759c2safe-card {
        padding: 30px 20px;
        flex-direction: column;
        text-align: center;
    }
    
    .z759c2safe-icon {
        margin: 0 auto 20px;
    }
    
    .z759c2safe-details li {
        text-align: left;
    }
    
    .z759c2stat-number {
        font-size: 28px;
    }
    
    .z759c2stat-label {
        font-size: 14px;
    }
}

/* 页脚样式 */
.z759c2site-footer {
    background: var(--darker-bg);
    padding: 15px 0;
    text-align: center;
}

.z759c2footer-content {
    color: var(--text-color);
    font-size: 13px;
}

.z759c2site-footer p {
    text-align: center;
    margin: 5px 0;
    color: var(--text-color);
    font-size: 13px;
}

.z759c2site-footer a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
}

.z759c2site-footer a:hover {
    color: var(--primary-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .z759c2nav-toggle {
        display: block;
        width: 30px;
        height: 22px;
        position: relative;
        cursor: pointer;
    }

    .z759c2nav-toggle span {
        display: block;
        width: 100%;
        height: 2px;
        background: var(--light-text);
        position: absolute;
        transition: var(--transition);
    }

    .z759c2nav-toggle span:first-child {
        top: 0;
    }

    .z759c2nav-toggle span:nth-child(2) {
        top: 10px;
    }

    .z759c2nav-toggle span:last-child {
        bottom: 0;
    }

    .z759c2nav-menu {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--primary-color);
        padding: 20px;
        flex-direction: column;
        gap: 15px;
    }

    .z759c2nav-menu.active {
        display: flex;
    }

    .z759c2banner-content h1 {
        font-size: 36px;
    }

    .z759c2action-btns {
        flex-direction: column;
    }

    .z759c2download-options,
    .z759c2features-grid,
    .z759c2guide-steps,
    .z759c2safe-grid {
        grid-template-columns: 1fr;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.z759c2download-card,
.z759c2feature-item,
.z759c2guide-step,
.z759c2safe-card {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* 广告区域样式 */
.z759c2ad-section {
    padding: 20px 0;
    background: var(--background);
}

.z759c2ad-section .container {
    text-align: center;
}

/* 友情链接和相关站点样式 */
.z759c2related-links {
    padding: 20px 0;
    background: var(--section-bg);
}

.z759c2friend-links {
    margin-bottom: 15px;
}

.z759c2related-sites ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

.z759c2related-sites li a {
    color: var(--text-color);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 4px;
    background: var(--background);
    transition: var(--transition);
}

.z759c2related-sites li a:hover {
    color: var(--secondary-color);
    box-shadow: var(--card-shadow);
}

/* 底部导航样式 */
.z759c2footer-nav {
    background: var(--dark-bg);
    padding: 30px 0;
    margin-top: 20px;
}

.z759c2footer-nav-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.z759c2footer-nav-column h4 {
    color: var(--light-text);
    font-size: 16px;
    margin-bottom: 15px;
    font-weight: 600;
}

.z759c2footer-nav-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z759c2footer-nav-column ul li {
    margin-bottom: 8px;
}

.z759c2footer-nav-column ul li a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 13px;
    transition: var(--transition);
}

.z759c2footer-nav-column ul li a:hover {
    color: var(--primary-color);
}

/* 移动端适配 */
@media screen and (max-width: 768px) {
    .z759c2ad-section {
        padding: 15px 0;
    }

    .z759c2related-links {
        padding: 15px 0;
    }

    .z759c2related-sites ul {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .z759c2footer-nav {
        padding: 20px 0;
        margin-top: 15px;
    }

    .z759c2footer-nav-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .z759c2footer-nav-column {
        text-align: center;
    }

    .z759c2footer-nav-column h4 {
        font-size: 15px;
        margin-bottom: 10px;
    }

    .z759c2footer-nav-column ul li {
        margin-bottom: 6px;
    }

    .z759c2footer-nav-column ul li a {
        font-size: 12px;
    }

    .z759c2site-footer {
        padding: 12px 0;
    }
}

/* PC端导航样式（1200px以上） */
@media screen and (min-width: 1201px) {
    .z759c2container {
        max-width: 1200px;
        padding: 0 20px;
    }

    .z759c2nav-toggle {
        display: none;
    }

    .z759c2nav-menu {
        display: flex !important;
        gap: 30px;
    }
}

/* 平板端适配（768px - 1200px） */
@media screen and (max-width: 1200px) {
    .z759c2container {
        max-width: 100%;
        padding: 0 30px;
    }

    .z759c2banner-content h1 {
        font-size: 40px;
    }

    .z759c2features-grid,
    .z759c2download-options {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 移动端适配（768px以下） */
@media screen and (max-width: 768px) {
    .z759c2main-nav {
        height: 50px;
    }

    .z759c2main-nav .container {
        height: 50px;
        padding: 0 15px;
    }

    .z759c2logo a {
        font-size: 18px;
    }

    .z759c2nav-toggle {
        display: block;
        width: 22px;
        height: 16px;
        position: relative;
        cursor: pointer;
        margin-right: 5px;
    }

    .z759c2nav-toggle span {
        display: block;
        width: 100%;
        height: 1px;
        background: var(--light-text);
        position: absolute;
        transition: var(--transition);
    }

    .z759c2nav-toggle span:first-child {
        top: 0;
    }

    .z759c2nav-toggle span:nth-child(2) {
        top: 8px;
    }

    .z759c2nav-toggle span:last-child {
        bottom: 0;
    }

    .z759c2nav-menu {
        display: none;
        position: absolute;
        top: 50px;
        left: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.98);
        padding: 10px 0;
        flex-direction: column;
        gap: 0;
    }

    .z759c2nav-menu.active {
        display: flex;
    }

    .z759c2nav-menu li a {
        padding: 12px 20px;
        font-size: 15px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        display: block;
    }

    .z759c2banner-content {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }

    .z759c2banner-text {
        max-width: 100%;
    }

    .z759c2banner-image {
        order: -1;
    }

    .z759c2banner-featured-image {
        max-height: 300px;
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
        -webkit-touch-callout: none;
        pointer-events: none;
    }

    .z759c2banner-content h1 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .z759c2intro-text {
        font-size: 14px;
        margin-bottom: 25px;
    }

    .z759c2action-btns {
        flex-direction: column;
        gap: 15px;
    }

    .z759c2btn-primary, .z759c2btn-outline {
        padding: 10px 25px;
        font-size: 14px;
        width: 100%;
    }

    .z759c2download-section,
    .z759c2features-section,
    .z759c2guide-section,
    .z759c2safe-section {
        padding: 40px 0;
    }

    .z759c2section-header {
        margin-bottom: 30px;
    }

    .z759c2section-header h2 {
        font-size: 20px;
        margin-bottom: 10px;
    }

    .z759c2section-desc {
        font-size: 14px;
    }

    .z759c2download-options,
    .z759c2features-grid,
    .z759c2guide-steps,
    .z759c2safe-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .z759c2download-card,
    .z759c2feature-card,
    .z759c2guide-step,
    .z759c2safe-card {
        padding: 20px;
    }

    .z759c2download-card h3,
    .z759c2feature-content h3,
    .z759c2step-content h3,
    .z759c2safe-content h3 {
        font-size: 18px;
    }

    .z759c2feature-list li,
    .z759c2feature-details li,
    .z759c2step-details li,
    .z759c2safe-details li {
        font-size: 14px;
        margin: 8px 0;
    }

    .z759c2download-btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .z759c2footer-nav {
        padding: 30px 0;
    }

    .z759c2footer-nav-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .z759c2footer-nav-column {
        text-align: center;
    }

    .z759c2footer-nav-column h4 {
        font-size: 16px;
        margin-bottom: 15px;
    }

    .z759c2footer-nav-column ul li {
        margin-bottom: 8px;
    }

    .z759c2footer-nav-column ul li a {
        font-size: 13px;
    }
}

/* ========== 内页通用：双栏、侧栏、列表项、分页 ========== */
.z759c2body-inner {
    padding-top: 80px;
}

@media (max-width: 768px) {
    .z759c2body-inner {
        padding-top: 50px;
    }
}

.z759c2inner-hero {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: var(--light-text);
    padding: 36px 0 32px;
    margin-bottom: 0;
}

.z759c2inner-hero h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.35;
}

.z759c2inner-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
    font-size: 14px;
    opacity: 0.88;
}

.z759c2inner-meta a {
    color: var(--secondary-color);
    text-decoration: none;
}

.z759c2breadcrumb {
    font-size: 13px;
    margin-bottom: 14px;
    opacity: 0.75;
}

.z759c2breadcrumb a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
}

.z759c2breadcrumb a:hover {
    color: var(--secondary-color);
}

.z759c2two-col {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    align-items: flex-start;
    padding: 40px 0 50px;
}

.z759c2main-col {
    flex: 1 1 0;
    min-width: 0;
    max-width: 100%;
}

.z759c2sidebar {
    flex: 0 0 300px;
    width: 100%;
    max-width: 100%;
}

.z759c2side-widget {
    background: var(--background);
    border-radius: 16px;
    padding: 20px 18px;
    box-shadow: var(--card-shadow);
    margin-bottom: 22px;
}

.z759c2side-widget h3 {
    font-size: 17px;
    color: var(--primary-color);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--secondary-color);
}

.z759c2side-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.z759c2side-list-thumb li {
    margin-bottom: 12px;
}

.z759c2side-list-thumb li:last-child {
    margin-bottom: 0;
}

.z759c2side-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    text-decoration: none;
    color: inherit;
    padding: 8px 0;
    border-bottom: 1px solid #eee;
    transition: var(--transition);
}

.z759c2side-list-thumb li:last-child .z759c2side-item {
    border-bottom: 0;
}

.z759c2side-item:hover {
    color: var(--secondary-color);
}

.z759c2side-thumb {
    flex: 0 0 80px;
    width: 80px;
    height: 60px;
    overflow: hidden;
    border-radius: 8px;
    background: var(--section-bg);
}

.z759c2side-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.z759c2side-txt {
    flex: 1;
    min-width: 0;
}

.z759c2side-title {
    display: block;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 4px;
    color: var(--text-color);
}

.z759c2side-desc {
    display: block;
    font-size: 12px;
    color: #777;
    line-height: 1.45;
}

/* 文章正文区 */
.z759c2article-litpic {
    margin-bottom: 22px;
    border-radius: 12px;
    overflow: hidden;
    max-height: 420px;
    background: var(--section-bg);
}

.z759c2article-litpic img {
    width: 100%;
    height: auto;
    display: block;
    max-height: 420px;
    object-fit: contain;
}

.z759c2article-body {
    font-size: 16px;
    line-height: 1.85;
    color: #333;
}

.z759c2article-body img {
    max-width: 100%;
    height: auto;
}

.z759c2prenext {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: space-between;
    margin: 28px 0;
    padding: 16px;
    background: var(--section-bg);
    border-radius: 12px;
    font-size: 14px;
}

.z759c2prenext-stack {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.z759c2prenext a {
    color: var(--secondary-color);
    text-decoration: none;
}

/* 内页「相关内容」：缩略图 + 标题摘要卡片 */
.z759c2like-list.z759c2related-as-thumb li {
    margin: 0;
    padding: 0;
    border-bottom: none;
}

.z759c2like-list.z759c2related-as-thumb > li > a {
    font-weight: 400;
    color: inherit;
}

.z759c2like-list.z759c2related-as-thumb > li > a:hover {
    color: inherit;
}

.z759c2related-thumb-card {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 18px;
    padding: 18px 0;
    border-bottom: 1px solid #eee;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.z759c2related-thumb-card:hover {
    background: rgba(0, 169, 128, 0.04);
    margin-left: -8px;
    margin-right: -8px;
    padding-left: 8px;
    padding-right: 8px;
    border-radius: 10px;
}

.z759c2related-as-thumb li:last-child .z759c2related-thumb-card {
    border-bottom: none;
}

.z759c2related-thumb-wrap {
    flex: 0 0 240px;
    width: 240px;
    max-width: 42%;
    border-radius: 12px;
    overflow: hidden;
    background: var(--section-bg);
    aspect-ratio: 16 / 10;
    align-self: flex-start;
}

.z759c2related-thumb-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.z759c2related-thumb-body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    justify-content: center;
}

.z759c2related-thumb-title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.45;
    color: var(--primary-color);
}

.z759c2related-thumb-card:hover .z759c2related-thumb-title {
    color: var(--secondary-color);
}

.z759c2related-thumb-desc {
    font-size: 14px;
    line-height: 1.55;
    color: #666;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (max-width: 600px) {
    .z759c2related-thumb-card {
        flex-direction: column;
        gap: 12px;
        padding: 16px 0;
    }

    .z759c2related-thumb-wrap {
        flex: 1 1 auto;
        width: 100%;
        max-width: 100%;
        aspect-ratio: 16 / 9;
    }
}

.z759c2pagebar .zzpages.z759c2pages {
    width: 100%;
}

.z759c2like-block,
.z759c2tag-block {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #e8e8e8;
}

.z759c2like-block h3,
.z759c2tag-block h3 {
    font-size: 18px;
    margin-bottom: 14px;
}

.z759c2like-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z759c2like-list li {
    margin-bottom: 14px;
    padding-bottom: 14px;
    border-bottom: 1px solid #f0f0f0;
}

.z759c2like-list a {
    font-weight: 600;
    color: var(--primary-color);
    text-decoration: none;
}

.z759c2like-list a:hover {
    color: var(--secondary-color);
}

.z759c2like-list p {
    font-size: 14px;
    color: #666;
    margin-top: 6px;
}

.z759c2meta-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0;
    margin: 0;
}

.z759c2tagitem a {
    display: inline-block;
    padding: 6px 12px;
    background: var(--section-bg);
    border-radius: 6px;
    font-size: 13px;
    text-decoration: none;
    color: var(--text-color);
}

.z759c2tagitem a:hover {
    background: var(--secondary-color);
    color: var(--light-text);
}

.z759c2images-gallery p {
    margin-bottom: 16px;
}

.z759c2images-gallery img {
    max-width: 100%;
    border-radius: 8px;
}

/* 列表页列表 */
.z759c2list-header {
    padding: 40px 0 8px;
}

.z759c2list-header h1 {
    font-size: 30px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.z759c2list-subnav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 14px;
    margin-top: 12px;
}

.z759c2list-subnav a {
    font-size: 14px;
    color: var(--secondary-color);
    text-decoration: none;
}

.z759c2list-box {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
}

.z759c2list-item {
    display: flex;
    gap: 20px;
    padding: 22px 0;
    border-bottom: 1px solid #e8e8e8;
    align-items: flex-start;
}

.z759c2list-thumb {
    flex: 0 0 200px;
    max-width: 40%;
    border-radius: 12px;
    overflow: hidden;
    background: var(--section-bg);
}

.z759c2list-thumb img {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.z759c2list-body {
    flex: 1;
    min-width: 0;
}

.z759c2list-body .z759c2list-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.z759c2list-body .z759c2list-title a {
    color: var(--primary-color);
    text-decoration: none;
}

.z759c2list-body .z759c2list-title a:hover {
    color: var(--secondary-color);
}

.z759c2list-info {
    font-size: 13px;
    color: #888;
    margin-bottom: 8px;
}

.z759c2list-intro {
    font-size: 14px;
    color: #555;
    line-height: 1.6;
}

/* 分页：左右分布 */
.z759c2pagebar {
    margin: 24px 0 40px;
    padding: 16px 0;
}

.z759c2pagebar .zzpages.z759c2pages,
.z759c2pagebar .z759c2pages {
    width: 100%;
}

.z759c2pagebar .pagelist {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.z759c2pagebar .pagelist li {
    margin: 0;
}

.z759c2pagebar .pagelist::after {
    content: "";
    flex: 1 1 auto;
    order: 1;
    min-width: 8px;
}

.z759c2pagebar .pagelist li:first-child {
    order: 0;
    margin-right: auto;
}

.z759c2pagebar .pagelist li:last-child {
    order: 2;
    margin-left: auto;
}

/* 首页文章板块：5 列 × 2 行 */
.z759c2home-articles {
    padding: 50px 0;
    background: var(--background);
}

.z759c2home-articles .z759c2section-header {
    margin-bottom: 28px;
}

.z759c2home-articles-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px 16px;
}

.z759c2home-article-card {
    background: var(--section-bg);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
}

.z759c2home-article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.1);
}

.z759c2home-article-card a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.z759c2home-article-thumb {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #e8e8e8;
}

.z759c2home-article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.z759c2home-article-cap {
    padding: 12px 12px 14px;
}

.z759c2home-article-cap .z759c2home-article-title {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.45;
    color: var(--primary-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.z759c2home-article-cap .z759c2home-article-desc {
    font-size: 12px;
    color: #666;
    margin-top: 6px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (max-width: 1100px) {
    .z759c2home-articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .z759c2two-col {
        flex-direction: column;
        padding: 28px 0 36px;
    }

    .z759c2sidebar {
        flex: 1 1 100%;
        order: 3;
    }

    .z759c2main-col {
        order: 1;
    }

    .z759c2list-item {
        flex-direction: column;
    }

    .z759c2list-thumb {
        flex: 1 1 auto;
        max-width: 100%;
        width: 100%;
    }

    .z759c2home-articles-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .z759c2inner-hero h1 {
        font-size: 22px;
    }

    .z759c2list-header h1 {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .z759c2home-articles-grid {
        grid-template-columns: 1fr;
    }
}

/* 导航：CMS 栏目与当前态 */
.z759c2nav-menu .z759c2nav-item,
.z759c2nav-menu > li {
    list-style: none;
}

.z759c2nav-menu .z759c2this > a,
.z759c2nav-menu li.z759c2this a {
    background: var(--secondary-color);
    color: var(--light-text) !important;
    border-radius: 4px;
}

/* 友情链接块（jz:show） */
.z759c2flink .flink_title {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.z759c2flink .flink_list {
    list-style: none;
    padding: 0;
    margin: 0 0 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px 14px;
}

.z759c2flink .flink_list a {
    color: var(--text-color);
    text-decoration: none;
}

.z759c2flink .flink_list a:hover {
    color: var(--secondary-color);
}

/* 内页幻灯容器：无输出时折叠 */
.z759c2inner-slide:empty {
    display: none;
}

/* 分页三栏：左中右对齐 */
.z759c2pagebar-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.z759c2pagebar-inner .z759c2pages-left,
.z759c2pagebar-inner .z759c2pages-right {
    flex: 0 1 auto;
}

.z759c2pagebar-inner .z759c2pages-mid {
    flex: 1 1 auto;
    display: flex;
    justify-content: center;
    min-width: 0;
}

.z759c2pagebar-inner .zzpages .pagelist,
.z759c2pagebar-inner ul.pagelist {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 10px;
    list-style: none;
    padding: 0;
    margin: 0;
    justify-content: center;
}

.z759c2pagebar-inner .z759c2pages-left .zzpages .pagelist,
.z759c2pagebar-inner .z759c2pages-left ul.pagelist {
    justify-content: flex-start;
}

.z759c2pagebar-inner .z759c2pages-right .zzpages .pagelist,
.z759c2pagebar-inner .z759c2pages-right ul.pagelist {
    justify-content: flex-end;
}