/* CSS365jz 百变模板 - LINE官网样式 */

/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基础样式 */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.5;
    color: #333;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

.zb4d57container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

/* 移动端基础优化 */
* {
    -webkit-tap-highlight-color: transparent;
}

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

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .zb4d57btn:hover,
    .zb4d57nav_link:hover,
    .zb4d57download_card:hover,
    .zb4d57feature_item:hover,
    .zb4d57news_item:hover,
    .zb4d57faq_item:hover,
    .zb4d57reason_item:hover {
        transform: none;
    }
    
    .zb4d57btn:active,
    .zb4d57nav_link:active {
        transform: scale(0.98);
    }
}

/* 头部导航样式 */
.zb4d57header {
    background: linear-gradient(135deg, #00c73c, #00a83e);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.zb4d57nav {
    padding: 10px 0;
}

.zb4d57nav_container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.zb4d57logo h1 {
    color: white;
    font-size: 1.8rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.zb4d57nav_menu {
    display: flex;
    list-style: none;
    gap: 20px;
}

.zb4d57nav_link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 12px;
    border-radius: 20px;
}

.zb4d57nav_link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.zb4d57mobile_menu_btn {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 3px;
}

.zb4d57mobile_menu_btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.zb4d57mobile_menu_btn span {
    width: 22px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* 英雄区域样式 */
.zb4d57hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0 50px;
    color: white;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.zb4d57hero_container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.zb4d57hero_content {
    text-align: left;
}

.zb4d57hero_title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 15px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.zb4d57hero_subtitle {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.zb4d57hero_buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 30px;
    justify-content: flex-start;
}

.zb4d57hero_stats {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.zb4d57hero_stat {
    text-align: left;
}

.zb4d57hero_stat_number {
    display: block;
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 5px;
}

.zb4d57hero_stat_label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.zb4d57btn {
    display: inline-block;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}

.zb4d57btn_primary {
    background: #00c73c;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 199, 60, 0.4);
}

.zb4d57btn_primary:hover {
    background: #00a83e;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 199, 60, 0.6);
}

.zb4d57btn_secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.zb4d57btn_secondary:hover {
    background: white;
    color: #667eea;
    transform: translateY(-3px);
}

.zb4d57btn_large {
    padding: 15px 35px;
    font-size: 1.1rem;
}

.zb4d57hero_image {
    display: flex;
    justify-content: center;
    align-items: center;
    order: 2;
}

.zb4d57phone_mockup {
    width: 400px;
    height: 250px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    position: relative;
}

.zb4d57hero_app_image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.zb4d57phone_mockup:hover .zb4d57hero_app_image {
    transform: scale(1.05);
}

.zb4d57screen {
    font-size: 8rem;
    animation: pulse 2s infinite;
}

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

/* 下载区域样式 */
.zb4d57download {
    padding: 50px 0;
    background: #f8f9fa;
}

.zb4d57section_title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: #333;
}

.zb4d57section_subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 40px;
}

.zb4d57download_cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.zb4d57download_card {
    background: white;
    padding: 30px 25px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.zb4d57download_card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border-color: #00c73c;
}

.zb4d57card_icon {
    font-size: 3.5rem;
    margin-bottom: 15px;
}

.zb4d57download_card h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    color: #333;
}

.zb4d57download_card p {
    color: #666;
    margin-bottom: 20px;
}

.zb4d57download_btn {
    background: #00c73c;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 20px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 15px;
}

.zb4d57download_btn:hover {
    background: #00a83e;
    transform: translateY(-2px);
}

.zb4d57version_info {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 15px;
}

.zb4d57download_features {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: left;
}

.zb4d57download_features span {
    font-size: 0.85rem;
    color: #666;
}

/* 为什么选择LINE官方下载板块 - 重新设计 */
.zb4d57download_info {
    margin-top: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    padding: 40px 30px;
    color: white;
    position: relative;
    overflow: hidden;
}

.zb4d57download_info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.zb4d57download_info h3 {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: white;
    position: relative;
    z-index: 1;
}

.zb4d57download_reasons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    position: relative;
    z-index: 1;
}

.zb4d57reason_item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 25px 20px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.zb4d57reason_item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.zb4d57reason_item:hover::before {
    left: 100%;
}

.zb4d57reason_item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.zb4d57reason_icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    display: block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.zb4d57reason_item h4 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: white;
    font-weight: 600;
}

.zb4d57reason_item p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
    margin: 0;
}

/* 功能特色区域样式 */
.zb4d57features {
    padding: 50px 0;
    background: white;
}

.zb4d57features_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.zb4d57feature_item {
    text-align: center;
    padding: 25px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.zb4d57feature_item:hover {
    transform: translateY(-5px);
    background: #f8f9fa;
}

.zb4d57feature_icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.zb4d57feature_item h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: #333;
}

.zb4d57feature_item p {
    color: #666;
    line-height: 1.5;
    font-size: 0.95rem;
}

/* 新闻资讯区域样式 */
.zb4d57news {
    padding: 50px 0;
    background: #f8f9fa;
}

.zb4d57news_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.zb4d57news_item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.zb4d57news_item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.zb4d57news_image {
    background: linear-gradient(135deg, #667eea, #764ba2);
    padding: 30px;
    text-align: center;
}

.zb4d57news_image span {
    font-size: 3rem;
}

.zb4d57news_content {
    padding: 25px;
}

.zb4d57news_content h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: #333;
    line-height: 1.4;
}

.zb4d57news_content p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 15px;
}

.zb4d57news_meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.zb4d57news_date {
    font-size: 0.8rem;
    color: #999;
}

.zb4d57news_category {
    background: #00c73c;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
}

/* 帮助中心区域样式 */
.zb4d57help {
    padding: 50px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
}

.zb4d57help::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="help-pattern" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(0,199,60,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23help-pattern)"/></svg>');
    opacity: 0.6;
}

.zb4d57help .zb4d57container {
    position: relative;
    z-index: 1;
}

.zb4d57help .zb4d57section_title {
    position: relative;
    z-index: 1;
}

.zb4d57help .zb4d57section_subtitle {
    position: relative;
    z-index: 1;
}

.zb4d57faq_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    position: relative;
    z-index: 1;
}

.zb4d57faq_item {
    background: white;
    padding: 30px 25px;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    border: 2px solid transparent;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border-left: 5px solid #00c73c;
}

.zb4d57faq_item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 199, 60, 0.05) 0%, rgba(0, 199, 60, 0.02) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.zb4d57faq_item:hover::before {
    opacity: 1;
}

.zb4d57faq_item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 199, 60, 0.15);
    border-color: rgba(0, 199, 60, 0.3);
}

.zb4d57faq_item h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: #333;
    font-weight: 600;
    position: relative;
    padding-left: 20px;
}

.zb4d57faq_item h3::before {
    content: '❓';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    color: #00c73c;
}

.zb4d57faq_item p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* 帮助中心装饰元素 */
.zb4d57help::after {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(0, 199, 60, 0.1), rgba(0, 199, 60, 0.05));
    border-radius: 50%;
    filter: blur(20px);
}

.zb4d57help .zb4d57container::before {
    content: '';
    position: absolute;
    bottom: 20px;
    left: 20px;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.05));
    border-radius: 50%;
    filter: blur(15px);
}

/* 页脚样式 */
.zb4d57footer {
    background: #2c3e50;
    color: white;
    padding: 40px 0 15px;
}

.zb4d57footer_content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.zb4d57footer_section h3,
.zb4d57footer_section h4 {
    margin-bottom: 15px;
    color: #00c73c;
}

.zb4d57footer_section ul {
    list-style: none;
}

.zb4d57footer_section ul li {
    margin-bottom: 8px;
}

.zb4d57footer_section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.zb4d57footer_section ul li a:hover {
    color: #00c73c;
}

.zb4d57social_links {
    display: flex;
    gap: 15px;
}

.zb4d57social_links span {
    font-size: 1.3rem;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.zb4d57social_links span:hover {
    transform: scale(1.2);
}

.zb4d57footer_bottom {
    text-align: center;
    padding-top: 15px;
    border-top: 1px solid #34495e;
    color: #bdc3c7;
}

/* 响应式设计 */

/* 超大屏幕优化 (1400px以上) */
@media (min-width: 1400px) {
    .zb4d57container {
        max-width: 1600px;
    }
    
    .zb4d57hero_title {
        font-size: 4rem;
    }
    
    .zb4d57hero_subtitle {
        font-size: 1.3rem;
    }
    
    .zb4d57phone_mockup {
        width: 500px;
        height: 310px;
    }
    
    .zb4d57section_title {
        font-size: 2.8rem;
    }
    
    .zb4d57hero_container {
        gap: 80px;
    }
}

/* 大屏幕优化 (1200px以上) */
@media (min-width: 1200px) {
    .zb4d57container {
        max-width: 1400px;
    }
    
    .zb4d57hero_title {
        font-size: 3.5rem;
    }
    
    .zb4d57hero_subtitle {
        font-size: 1.2rem;
    }
    
    .zb4d57phone_mockup {
        width: 450px;
        height: 280px;
    }
    
    .zb4d57section_title {
        font-size: 2.5rem;
    }
}

/* 中等屏幕 (992px - 1199px) */
@media (max-width: 1199px) and (min-width: 992px) {
    .zb4d57container {
        max-width: 960px;
    }
    
    .zb4d57hero_container {
        gap: 50px;
    }
    
    .zb4d57phone_mockup {
        width: 380px;
        height: 240px;
    }
    
    .zb4d57hero_title {
        font-size: 2.8rem;
    }
}

/* 平板端 (768px - 991px) */
@media (max-width: 991px) and (min-width: 768px) {
    .zb4d57container {
        max-width: 720px;
        padding: 0 25px;
    }
    
    .zb4d57hero_container {
        gap: 40px;
    }
    
    .zb4d57hero_title {
        font-size: 2.5rem;
    }
    
    .zb4d57phone_mockup {
        width: 320px;
        height: 200px;
    }
    
    .zb4d57download_cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .zb4d57features_grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .zb4d57news_grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .zb4d57faq_grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* 手机端 (600px以下) */
@media (max-width: 600px) {
    .zb4d57mobile_menu_btn {
        display: flex;
    }
    
    .zb4d57nav_menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #00a83e;
        flex-direction: column;
        padding: 15px;
        gap: 12px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }
    
    .zb4d57nav_menu.active {
        display: flex;
    }
    
    .zb4d57hero_container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 0 20px;
    }
    
    .zb4d57hero_content {
        text-align: center;
        order: 1;
        width: 100%;
    }
    
    .zb4d57hero_image {
        order: 2;
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .zb4d57hero_title {
        font-size: 2rem;
        text-align: center;
        line-height: 1.3;
        margin-bottom: 20px;
    }
    
    .zb4d57hero_subtitle {
        font-size: 1rem;
        text-align: center;
        line-height: 1.5;
        margin-bottom: 25px;
    }
    
    .zb4d57hero_buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
        gap: 15px;
        width: 100%;
        max-width: 300px;
        margin: 0 auto 25px auto;
    }

    .zb4d57hero_stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: 20px;
        width: 100%;
    }
    
    .zb4d57hero_stat {
        text-align: center;
        min-width: 80px;
    }
    
    .zb4d57phone_mockup {
        width: 250px;
        height: 156px;
        margin: 0 auto;
    }
    
    .zb4d57hero_app_image {
        border-radius: 15px;
    }
    
    .zb4d57screen {
        font-size: 4.5rem;
    }
    
    .zb4d57hero {
        padding: 70px 0 40px;
        min-height: 70vh;
    }
    
    .zb4d57download,
    .zb4d57features,
    .zb4d57news,
    .zb4d57help {
        padding: 40px 0;
    }

    .zb4d57download_reasons {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .zb4d57faq_grid {
        grid-template-columns: 1fr;
    }

    .zb4d57download_info {
        padding: 30px 20px;
        margin-top: 30px;
    }

    .zb4d57download_info h3 {
        font-size: 1.5rem;
        margin-bottom: 25px;
    }
    
    .zb4d57btn {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
        padding: 15px 20px;
        font-size: 1rem;
    }
    
    .zb4d57features_grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .zb4d57news_grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .zb4d57download_cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* 小手机端 (480px以下) */
@media (max-width: 480px) {
    .zb4d57container {
        padding: 0 15px;
    }
    
    .zb4d57hero_container {
        padding: 0 15px;
        gap: 25px;
    }
    
    .zb4d57hero_title {
        font-size: 1.8rem;
        line-height: 1.2;
        margin-bottom: 18px;
    }
    
    .zb4d57hero_subtitle {
        font-size: 1rem;
        line-height: 1.4;
        margin-bottom: 22px;
    }
    
    .zb4d57btn {
        padding: 12px 20px;
        font-size: 0.9rem;
        width: 100%;
        max-width: 280px;
    }
    
    .zb4d57section_title {
        font-size: 1.8rem;
    }
    
    .zb4d57section_subtitle {
        font-size: 1rem;
    }
    
    .zb4d57phone_mockup {
        width: 200px;
        height: 125px;
    }
    
    .zb4d57hero_app_image {
        border-radius: 18px;
    }
    
    .zb4d57screen {
        font-size: 3.5rem;
    }
    
    .zb4d57hero {
        padding: 60px 0 30px;
        min-height: 60vh;
    }
    
    .zb4d57download,
    .zb4d57features,
    .zb4d57news,
    .zb4d57help {
        padding: 30px 0;
    }

    .zb4d57hero_stats {
        flex-direction: column;
        gap: 20px;
    }

    .zb4d57download_info {
        padding: 25px 15px;
        margin-top: 25px;
    }

    .zb4d57download_info h3 {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }

    .zb4d57reason_item {
        padding: 20px 15px;
    }
    
    .zb4d57download_card,
    .zb4d57feature_item,
    .zb4d57news_item {
        padding: 20px 15px;
    }
    
    .zb4d57hero_buttons {
        max-width: 260px;
        gap: 12px;
    }
    
    .zb4d57hero_stat_number {
        font-size: 1.4rem;
    }
    
    .zb4d57hero_stat_label {
        font-size: 0.75rem;
    }
}

/* 超小屏幕 (360px以下) */
@media (max-width: 360px) {
    .zb4d57container {
        padding: 0 10px;
    }
    
    .zb4d57hero_container {
        padding: 0 10px;
        gap: 20px;
    }
    
    .zb4d57hero_title {
        font-size: 1.6rem;
        line-height: 1.2;
        margin-bottom: 15px;
    }
    
    .zb4d57hero_subtitle {
        font-size: 0.9rem;
        line-height: 1.4;
        margin-bottom: 20px;
    }
    
    .zb4d57btn {
        padding: 10px 18px;
        font-size: 0.85rem;
        max-width: 240px;
    }
    
    .zb4d57section_title {
        font-size: 1.6rem;
    }
    
    .zb4d57section_subtitle {
        font-size: 0.9rem;
    }
    
    .zb4d57phone_mockup {
        width: 180px;
        height: 112px;
    }
    
    .zb4d57hero_app_image {
        border-radius: 16px;
    }
    
    .zb4d57hero {
        padding: 50px 0 25px;
        min-height: 55vh;
    }
    
    .zb4d57download,
    .zb4d57features,
    .zb4d57news,
    .zb4d57help {
        padding: 25px 0;
    }
    
    .zb4d57download_card,
    .zb4d57feature_item,
    .zb4d57news_item {
        padding: 18px 12px;
    }
    
    .zb4d57reason_item {
        padding: 18px 12px;
    }
    
    .zb4d57faq_item {
        padding: 20px 15px;
    }
    
    .zb4d57hero_buttons {
        max-width: 220px;
        gap: 10px;
    }
    
    .zb4d57hero_stats {
        gap: 15px;
    }
    
    .zb4d57hero_stat {
        min-width: 70px;
    }
    
    .zb4d57hero_stat_number {
        font-size: 1.3rem;
        margin-bottom: 6px;
    }
    
    .zb4d57hero_stat_label {
        font-size: 0.7rem;
    }
    
    .zb4d57hero_stat_label {
        font-size: 0.7rem;
    }
}

/* 横屏手机优化 */
@media (max-width: 768px) and (orientation: landscape) {
    .zb4d57hero {
        padding: 50px 0 30px;
        min-height: 60vh;
    }
    
    .zb4d57hero_title {
        font-size: 2rem;
    }
    
    .zb4d57phone_mockup {
        width: 240px;
        height: 150px;
    }
}

/* 高分辨率屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .zb4d57hero_app_image {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* 动画效果 */
.zb4d57download_card,
.zb4d57feature_item,
.zb4d57news_item,
.zb4d57faq_item,
.zb4d57reason_item {
    animation: fadeInUp 0.6s ease-out;
}

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

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #00c73c;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #00a83e;
}

/* 焦点样式 */
.zb4d57btn:focus,
.zb4d57nav_link:focus {
    outline: 2px solid #00c73c;
    box-shadow: 0 0 0 2px rgba(0, 199, 60, 0.2);
}

/* 加载动画 */
.zb4d57loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #00c73c;
    color: #00c73c;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
} 

/* 移动端响应式额外优化 */

/* 确保移动端基础样式正确应用 */
@media (max-width: 600px) {
    /* 强制应用移动端样式 */
    .zb4d57hero_container {
        grid-template-columns: 1fr !important;
        text-align: center !important;
        gap: 30px !important;
        max-width: 100% !important;
        padding: 0 20px !important;
    }
    
    .zb4d57hero_content {
        text-align: center !important;
        order: 1 !important;
    }
    
    .zb4d57hero_image {
        order: 2 !important;
    }
    
    .zb4d57hero_buttons {
        justify-content: center !important;
        flex-direction: column !important;
        align-items: center !important;
        gap: 15px !important;
    }
    
    .zb4d57hero_stats {
        justify-content: center !important;
        flex-wrap: wrap !important;
        gap: 20px !important;
    }
    
    .zb4d57hero_stat {
        text-align: center !important;
    }
    
    .zb4d57features_grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .zb4d57news_grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .zb4d57download_cards {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .zb4d57faq_grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .zb4d57download_reasons {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
}

/* 移动端触摸优化 */
@media (max-width: 600px) {
    .zb4d57btn,
    .zb4d57nav_link,
    .zb4d57download_card,
    .zb4d57feature_item,
    .zb4d57news_item,
    .zb4d57faq_item {
        min-height: 44px;
        touch-action: manipulation;
    }
    
    .zb4d57mobile_menu_btn {
        min-height: 44px;
        min-width: 44px;
        touch-action: manipulation;
    }
}

/* 移动端字体大小优化 */
@media (max-width: 600px) {
    html {
        font-size: 16px;
    }
    
    .zb4d57hero_title {
        font-size: clamp(1.5rem, 5vw, 2.2rem) !important;
        text-align: center !important;
        margin-bottom: 20px !important;
    }
    
    .zb4d57hero_subtitle {
        font-size: clamp(0.9rem, 3vw, 1rem) !important;
        text-align: center !important;
        margin-bottom: 25px !important;
    }
    
    .zb4d57section_title {
        font-size: clamp(1.5rem, 4vw, 1.8rem) !important;
    }
    
    .zb4d57section_subtitle {
        font-size: clamp(0.9rem, 2.5vw, 1rem) !important;
    }
}

/* 移动端间距优化 */
@media (max-width: 600px) {
    .zb4d57container {
        padding: 0 15px !important;
    }
    
    .zb4d57hero {
        padding: 60px 0 30px !important;
        min-height: 70vh !important;
    }
    
    .zb4d57download,
    .zb4d57features,
    .zb4d57news,
    .zb4d57help {
        padding: 30px 0 !important;
    }
    
    .zb4d57download_card,
    .zb4d57feature_item,
    .zb4d57news_item,
    .zb4d57faq_item {
        margin-bottom: 20px !important;
    }
}

/* 移动端图片优化 */
@media (max-width: 600px) {
    .zb4d57phone_mockup {
        width: 250px !important;
        height: 156px !important;
        margin: 0 auto !important;
    }
    
    .zb4d57hero_app_image {
        border-radius: 15px !important;
    }
}

/* 移动端按钮优化 */
@media (max-width: 600px) {
    .zb4d57btn {
        width: 100% !important;
        max-width: 280px !important;
        margin: 0 auto 10px auto !important;
        padding: 15px 20px !important;
        font-size: 1rem !important;
    }
    
    .zb4d57hero_buttons {
        gap: 15px !important;
        width: 100% !important;
    }
}

/* 移动端导航优化 */
@media (max-width: 600px) {
    .zb4d57nav_menu {
        position: fixed !important;
        top: 60px !important;
        left: 0 !important;
        right: 0 !important;
        background: #00a83e !important;
        flex-direction: column !important;
        padding: 20px !important;
        gap: 15px !important;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3) !important;
        z-index: 999 !important;
    }
    
    .zb4d57nav_menu.active {
        display: flex !important;
    }
    
    .zb4d57nav_link {
        padding: 12px 20px !important;
        font-size: 1rem !important;
        text-align: center !important;
        border-radius: 25px !important;
    }
}

/* 移动端主横幅特殊优化 */
@media (max-width: 600px) {
    .zb4d57hero_container {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        gap: 30px !important;
        padding: 0 20px !important;
    }
    
    .zb4d57hero_content {
        width: 100% !important;
        max-width: 100% !important;
        order: 1 !important;
    }
    
    .zb4d57hero_image {
        width: 100% !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        order: 2 !important;
    }
    
    .zb4d57hero_title {
        font-size: 2rem !important;
        line-height: 1.3 !important;
        margin-bottom: 20px !important;
    }
    
    .zb4d57hero_subtitle {
        font-size: 1rem !important;
        line-height: 1.5 !important;
        margin-bottom: 25px !important;
    }
    
    .zb4d57hero_buttons {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        gap: 15px !important;
        width: 100% !important;
        max-width: 300px !important;
        margin: 0 auto 25px auto !important;
    }
    
    .zb4d57hero_stats {
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        flex-wrap: wrap !important;
        gap: 20px !important;
        width: 100% !important;
    }
    
    .zb4d57hero_stat {
        text-align: center !important;
        min-width: 80px !important;
    }
    
    .zb4d57hero_stat_number {
        font-size: 1.5rem !important;
        margin-bottom: 8px !important;
    }
    
    .zb4d57hero_stat_label {
        font-size: 0.8rem !important;
    }
} 

/* 移动端主横幅强制样式覆盖 */
@media (max-width: 600px) {
    /* 强制覆盖主横幅布局 */
    .zb4d57hero_container {
        display: flex !important;
        flex-direction: column !important;
        grid-template-columns: none !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        gap: 30px !important;
        padding: 0 20px !important;
        max-width: 100% !important;
        margin: 0 auto !important;
    }
    
    .zb4d57hero_content {
        text-align: center !important;
        order: 1 !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    .zb4d57hero_image {
        order: 2 !important;
        width: 100% !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
    }
    
    .zb4d57hero_title {
        font-size: 2rem !important;
        text-align: center !important;
        line-height: 1.3 !important;
        margin-bottom: 20px !important;
        width: 100% !important;
    }
    
    .zb4d57hero_subtitle {
        font-size: 1rem !important;
        text-align: center !important;
        line-height: 1.5 !important;
        margin-bottom: 25px !important;
        width: 100% !important;
    }
    
    .zb4d57hero_buttons {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 15px !important;
        width: 100% !important;
        max-width: 300px !important;
        margin: 0 auto 25px auto !important;
    }
    
    .zb4d57hero_stats {
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        flex-wrap: wrap !important;
        gap: 20px !important;
        width: 100% !important;
        justify-content: center !important;
    }
    
    .zb4d57hero_stat {
        text-align: center !important;
        min-width: 80px !important;
    }
    
    .zb4d57hero_stat_number {
        font-size: 1.5rem !important;
        margin-bottom: 8px !important;
        text-align: center !important;
    }
    
    .zb4d57hero_stat_label {
        font-size: 0.8rem !important;
        text-align: center !important;
    }
    
    .zb4d57phone_mockup {
        width: 250px !important;
        height: 156px !important;
        margin: 0 auto !important;
    }
    
    .zb4d57hero_app_image {
        border-radius: 15px !important;
    }
    
    .zb4d57hero {
        padding: 60px 0 30px !important;
        min-height: 70vh !important;
    }
    
    .zb4d57btn {
        width: 100% !important;
        max-width: 280px !important;
        margin: 0 auto 10px auto !important;
        padding: 15px 20px !important;
        font-size: 1rem !important;
        text-align: center !important;
    }
}

/* 超小屏幕强制覆盖 */
@media (max-width: 480px) {
    .zb4d57hero_container {
        padding: 0 15px !important;
        gap: 25px !important;
    }
    
    .zb4d57hero_title {
        font-size: 1.8rem !important;
        line-height: 1.2 !important;
        margin-bottom: 18px !important;
    }
    
    .zb4d57hero_subtitle {
        font-size: 1rem !important;
        line-height: 1.4 !important;
        margin-bottom: 22px !important;
    }
    
    .zb4d57phone_mockup {
        width: 200px !important;
        height: 125px !important;
    }
    
    .zb4d57hero_buttons {
        max-width: 260px !important;
        gap: 12px !important;
    }
    
    .zb4d57hero_stat_number {
        font-size: 1.4rem !important;
    }
    
    .zb4d57hero_stat_label {
        font-size: 0.75rem !important;
    }
}

/* 最小屏幕强制覆盖 */
@media (max-width: 360px) {
    .zb4d57hero_container {
        padding: 0 10px !important;
        gap: 20px !important;
    }
    
    .zb4d57hero_title {
        font-size: 1.6rem !important;
        line-height: 1.2 !important;
        margin-bottom: 15px !important;
    }
    
    .zb4d57hero_subtitle {
        font-size: 0.9rem !important;
        line-height: 1.4 !important;
        margin-bottom: 20px !important;
    }
    
    .zb4d57phone_mockup {
        width: 180px !important;
        height: 112px !important;
    }
    
    .zb4d57hero {
        padding: 50px 0 25px !important;
        min-height: 55vh !important;
    }
    
    .zb4d57hero_buttons {
        max-width: 220px !important;
        gap: 10px !important;
    }
    
    .zb4d57hero_stats {
        gap: 15px !important;
    }
    
    .zb4d57hero_stat {
        min-width: 70px !important;
    }
    
    .zb4d57hero_stat_number {
        font-size: 1.3rem !important;
        margin-bottom: 6px !important;
    }
    
    .zb4d57hero_stat_label {
        font-size: 0.7rem !important;
    }
}