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

html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    max-width: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: #ffffff url('background.jpg') center center / cover no-repeat;
    color: #333333;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

body > * {
    flex-shrink: 0;
}

/* 导航栏样式 */
.navbar {
    background: transparent;
    padding: 0 40px;
    position: relative;
    z-index: 1000;
    border-bottom: none;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    height: 70px;
    gap: 50px;
    padding-right: 40px;
    position: relative;
}

.menu-toggle {
    flex-shrink: 0;
    order: 999; /* 确保在最右边 */
}

.logo {
    display: flex;
    align-items: center;
    margin-right: auto;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: #E53E3E;
    color: #ffffff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    font-family: Arial, sans-serif;
    transition: all 0.2s ease;
}

.logo:hover .logo-icon {
    background: #c53030;
    box-shadow: 0 4px 12px rgba(229, 62, 62, 0.3);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 50px;
    align-items: center;
}

.nav-menu li a {
    text-decoration: none;
    color: #333333;
    font-size: 15px;
    position: relative;
    transition: color 0.3s;
}

.nav-menu li a:hover {
    color: #E53E3E;
}

.nav-menu li a.active {
    color: #E53E3E;
}

.nav-menu li a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: #E53E3E;
}

.nav-menu li a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #E53E3E;
    transition: width 0.3s ease;
}

.nav-menu li a:hover {
    color: #E53E3E;
    transform: translateY(-2px);
}

.nav-menu li a:hover::before {
    width: 100%;
}

.nav-menu li a.active:hover::before {
    width: 0;
}

.nav-menu li a:active {
    font-weight: 700 !important;
    transform: scale(0.92);
    color: #333333 !important;
}

.nav-menu li a.active {
    font-weight: 700 !important;
    color: #333333 !important;
}

/* 语言切换器 */
.language-switcher {
    display: flex;
    gap: 8px;
    align-items: center;
}

.lang-btn {
    padding: 0;
    font-size: 14px;
    color: #666666;
    cursor: pointer;
    transition: all 0.3s ease;
    user-select: none;
    background: none;
    border: none;
}

.lang-btn:hover {
    color: #333333;
}

.lang-btn.active {
    color: #333333;
    font-weight: 500;
}

.lang-separator {
    color: #999999;
    font-size: 14px;
    user-select: none;
}

/* 汉堡菜单按钮 */
.menu-toggle {
    display: flex !important; /* 强制显示 */
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-left: 20px;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    transition: all 0.3s ease;
    align-items: center;
    justify-content: center;
    visibility: visible !important;
    opacity: 1 !important;
    flex-shrink: 0;
}

.menu-icon {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 20px;
    height: 15px;
    position: relative;
}

.menu-line {
    display: block;
    width: 100%;
    height: 2.5px;
    background: #333333;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

.menu-toggle:hover .menu-line {
    background: #4CAF50;
    animation: none;
    transform: scale(1.1);
}

.menu-toggle.active .menu-line:nth-child(1) {
    transform: translateY(6.25px) rotate(45deg);
}

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

.menu-toggle.active .menu-line:nth-child(3) {
    transform: translateY(-6.25px) rotate(-45deg);
}

/* 移动端菜单 */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        height: calc(100vh - 70px);
        background: #ffffff;
        flex-direction: column;
        gap: 0;
        padding: 20px 0;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
        border-top: 1px solid #e5e5e5;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .nav-menu li:last-child {
        border-bottom: none;
    }
    
    .nav-menu li a {
        display: block;
        padding: 16px 20px;
        font-size: 16px;
        width: 100%;
    }
    
    .nav-menu li a::before,
    .nav-menu li a::after {
        display: none;
    }
    
    .nav-container {
        justify-content: space-between;
        padding-right: 20px;
    }
    
    .language-switcher {
        order: -1;
    }
}

/* 中间图片区域 */
.image-section {
    width: 100vw;
    max-width: 100%;
    position: relative;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

.background-image {
    width: 100%;
    min-height: 92.14vh;
    height: 92.14vh;
    background: #ffffff url('background.jpg') center center / cover no-repeat;
    position: relative;
    overflow: hidden;
    display: block;
}

/* UI面板 */
.bg-ui-panel {
    position: absolute;
    background: rgba(255, 255, 255, 0.75);
    border-radius: 8px;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.05),
        0 2px 8px rgba(0, 0, 0, 0.02);
    transform-style: preserve-3d;
    z-index: 1;
    opacity: 0.6;
}

.bg-ui-panel.panel-1 {
    top: 12%;
    left: 8%;
    width: 280px;
    height: 200px;
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}

.bg-ui-panel.panel-2 {
    top: 45%;
    left: 5%;
    width: 320px;
    height: 80px;
    transform: perspective(1000px) rotateY(-3deg) rotateX(1deg);
}

.bg-ui-panel.panel-2::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    width: 100px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 6px;
    background-image: 
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 8px,
            #E53E3E 8px,
            #E53E3E 10px
        );
    opacity: 0.7;
}

.bg-ui-panel.panel-2::after {
    content: '';
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 40px;
    background: #E53E3E;
    border-radius: 6px;
    box-shadow: 
        0 4px 12px rgba(229, 62, 62, 0.2),
        inset 0 1px 2px rgba(255, 255, 255, 0.2);
    opacity: 0.7;
}


.bg-ui-panel.panel-3 {
    top: 60%;
    left: 8%;
    width: 300px;
    height: 120px;
    transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
    background: rgba(255, 255, 255, 0.75);
    background-image: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 0, 0, 0.02) 2px,
            rgba(0, 0, 0, 0.02) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(0, 0, 0, 0.02) 2px,
            rgba(0, 0, 0, 0.02) 4px
        );
    background-size: 20px 20px;
}

/* 图标按钮 */
.bg-icon-button {
    position: absolute;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.85);
    border-radius: 8px;
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.04),
        inset 0 1px 2px rgba(255, 255, 255, 0.8);
    z-index: 1;
    transform-style: preserve-3d;
    opacity: 0.5;
}

.bg-icon-button.btn-1 {
    top: 20%;
    left: 12%;
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}

.bg-icon-button.btn-1::before {
    content: '▶';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: rgba(0, 0, 0, 0.3);
}

.bg-icon-button.btn-2 {
    top: 20%;
    left: 20%;
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}

.bg-icon-button.btn-2::before {
    content: '🔍';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 18px;
    opacity: 0.3;
}

.bg-icon-button.btn-3 {
    top: 20%;
    left: 28%;
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}

.bg-icon-button.btn-3::before {
    content: '💬';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 18px;
    opacity: 0.3;
}

.bg-icon-button.btn-4 {
    top: 20%;
    left: 36%;
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}

.bg-icon-button.btn-4::before {
    content: '📞';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 18px;
    opacity: 0.3;
}

/* 红色C字母logo */
.bg-red-c-logo {
    position: absolute;
    top: 52%;
    left: 18%;
    width: 80px;
    height: 80px;
    z-index: 1;
    transform: perspective(1000px) rotateY(-3deg) rotateX(1deg);
    opacity: 0.7;
}

.bg-red-c-logo::before {
    content: 'C';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: #E53E3E;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    font-weight: 700;
    color: #ffffff;
    box-shadow: 
        0 8px 24px rgba(229, 62, 62, 0.4),
        inset 0 2px 4px rgba(255, 255, 255, 0.2);
    z-index: 2;
}

.bg-red-c-logo::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: rgba(229, 62, 62, 0.1);
    border: 2px solid rgba(229, 62, 62, 0.2);
    border-radius: 50%;
    z-index: 1;
}

/* 流程管道 */
.bg-flow-pipeline {
    position: absolute;
    top: 20%;
    right: 15%;
    width: 200px;
    height: 300px;
    z-index: 1;
    transform: perspective(1000px) rotateY(5deg) rotateX(-2deg);
    opacity: 0.6;
}

.flow-item {
    position: absolute;
    width: 50px;
    height: 50px;
    background: #E53E3E;
    border-radius: 8px;
    box-shadow: 
        0 6px 20px rgba(229, 62, 62, 0.2),
        inset 0 1px 2px rgba(255, 255, 255, 0.2);
    z-index: 1;
    opacity: 0.8;
}

.flow-item::before {
    content: '';
    position: absolute;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.flow-item.item-1 {
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 50%;
}

.flow-item.item-2 {
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
}

.flow-item.item-2::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    box-shadow: 
        inset 0 1px 2px rgba(0, 0, 0, 0.1),
        0 0 0 2px rgba(255, 255, 255, 0.5);
}

.flow-item.item-3 {
    top: 160px;
    left: 50%;
    transform: translateX(-50%);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.flow-item.item-4 {
    top: 240px;
    left: 50%;
    transform: translateX(-50%);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

/* 连接线 */
.bg-flow-pipeline::before,
.bg-flow-pipeline::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    background: rgba(255, 255, 255, 0.6);
    box-shadow: 0 0 4px rgba(0, 0, 0, 0.1);
}

.bg-flow-pipeline::before {
    top: 50px;
    height: 30px;
}

.bg-flow-pipeline::after {
    top: 130px;
    height: 30px;
}

/* 卷轴 */
.bg-scroll {
    position: absolute;
    top: 45%;
    right: 25%;
    width: 60px;
    height: 100px;
    background: rgba(255, 255, 255, 0.85);
    border-radius: 30px;
    box-shadow: 
        0 6px 20px rgba(0, 0, 0, 0.05),
        inset 0 2px 4px rgba(0, 0, 0, 0.03);
    transform: perspective(1000px) rotateY(10deg) rotateX(-5deg);
    z-index: 1;
    opacity: 0.5;
}

.bg-scroll::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 1px;
}

.bg-scroll::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 1px;
}

/* 内容图片显示区域 */
.content-image-wrapper {
    position: absolute;
    top: 28%;
    left: 50%;
    transform: translate(-50%, calc(-50% + 2cm)) scale(0.45);
    z-index: 25;
    max-width: 56%;
    max-height: 56%;
    width: auto;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.content-image {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    display: block;
    object-fit: contain;
    border-radius: 32px;
    box-shadow: none;
    filter: none;
    transition: none;
    cursor: default;
}

.content-image-wrapper:hover .content-image {
    transform: none;
    box-shadow: none;
    filter: none;
}

.content-image-wrapper .app-section {
    align-items: center;
    text-align: center;
    width: 100%;
}

.content-image-wrapper .app-header {
    justify-content: center;
}

.content-image-wrapper .app-description {
    text-align: center;
    max-width: 100%;
}

/* 中央内容框 */
.feature-box {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 20;
    max-width: 900px;
    width: 85%;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    padding: 50px 60px;
}

.feature-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 60px;
}

.feature-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.feature-label {
    background: #333333;
    color: #ffffff;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    min-width: 60px;
    text-align: center;
}

.feature-text {
    font-size: 18px;
    color: #333333;
    font-weight: 400;
}

.feature-title {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.feature-title .title-line {
    writing-mode: vertical-rl;
    text-orientation: upright;
    font-size: 48px;
    font-weight: 600;
    color: #333333;
    line-height: 1.2;
    letter-spacing: 2px;
}

/* 下载导航栏区域 - 重新设计 */
.download-nav-section {
    width: 100%;
    padding: 80px 20px;
    margin-top: -6cm;
    display: flex;
    justify-content: center;
    align-items: center;
    background: transparent;
}

.download-nav-container {
    width: 100%;
    max-width: 1400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.download-nav-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    background: #ffffff;
    border-radius: 24px;
    padding: 15px 60px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 1000px;
}

.download-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 20px;
    border-radius: 16px;
    background: transparent;
}

.download-nav-item:hover {
    background: #f8f9fa;
    transform: translateY(-4px);
}

.download-nav-item:hover .platform-icon {
    transform: scale(1.1);
}

.download-nav-item .platform-icon {
    width: 56px;
    height: 56px;
    color: #000000;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.download-nav-item .platform-name {
    font-size: 20px;
    color: #333333;
    font-weight: 600;
    text-align: center;
    display: block;
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    letter-spacing: 0.3px;
}

.download-nav-row.download-nav-spacer {
    background: #ffffff;
    position: relative;
}

.download-nav-row.download-nav-spacer::after {
    display: none;
}

/* 下载平台区域 */
.download-section {
    background: transparent;
    padding: 80px 40px;
    width: 100%;
}

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

.platform-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 100px;
    flex-wrap: wrap;
}

.platform-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: opacity 0.3s ease;
    position: relative;
}

.platform-item:hover {
    opacity: 0.8;
}

.platform-icon-box {
    width: auto;
    height: auto;
    background: transparent;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: none;
    transition: none;
}

.platform-item:hover .platform-icon-box {
    box-shadow: none;
    transform: none;
}

.platform-icon {
    width: 28px;
    height: 28px;
    color: #000000;
}

.platform-name {
    font-size: 24px;
    color: #000000;
    font-weight: 700;
    text-align: left;
    display: block;
    margin-top: 0;
}

/* 平台二维码弹出框 */
.platform-qr-popup {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0;
    margin-bottom: 15px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 1000;
}

.platform-item:hover .platform-qr-popup,
.platform-qr-popup.show-qr {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.platform-qr-popup .qr-code-box {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 12px 0 0 12px;
    border-right: none;
    padding: 15px;
    box-shadow: none;
    position: relative;
    width: 180px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-qr-popup::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid #ffffff;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

/* 版本信息样式 */
.platform-qr-popup .version-info {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 0 12px 12px 0;
    border-left: none;
    padding: 15px;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    width: 180px;
    height: 180px;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
}

/* Hello气泡 */
.platform-qr-popup .hello-bubble {
    background: linear-gradient(135deg, #ff6b9d, #ff4757);
    color: #ffffff;
    font-size: 10px;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: 8px;
    margin-bottom: 8px;
    align-self: flex-start;
}

/* 应用名称 */
.platform-qr-popup .app-name {
    font-size: 16px;
    color: #000000;
    font-weight: 400;
    margin-bottom: 4px;
}

/* 下载标签 */
.platform-qr-popup .download-label {
    font-size: 10px;
    color: #000000;
    font-weight: 400;
    margin-bottom: 12px;
}

/* 版本显示 */
.platform-qr-popup .version-display {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 12px;
}

.platform-qr-popup .platform-text {
    font-size: 18px;
    color: #000000;
    font-weight: 700;
}

.platform-qr-popup .version-text {
    font-size: 18px;
    color: #E53E3E;
    font-weight: 700;
}

/* 版本滑块 */
.platform-qr-popup .version-slider {
    position: relative;
    width: 100%;
    height: 4px;
    margin-bottom: 8px;
}

.platform-qr-popup .slider-track {
    width: 100%;
    height: 100%;
    background: #e0e0e0;
    border-radius: 2px;
    position: relative;
}

.platform-qr-popup .slider-handle {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: #999999;
    border-radius: 50%;
}

/* 盾牌图标背景 */
.platform-qr-popup .shield-icon {
    position: absolute;
    right: -20px;
    bottom: -20px;
    width: 120px;
    height: 120px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 50%;
    opacity: 0.3;
    z-index: 0;
}

.platform-qr-popup .shield-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23999999'%3E%3Cpath d='M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4z'/%3E%3C/svg%3E") no-repeat center;
    background-size: contain;
    opacity: 0.2;
}

.platform-qr-popup .version-info > *:not(.shield-icon) {
    position: relative;
    z-index: 1;
}

.platform-qr-popup .qr-code-placeholder {
    width: 150px;
    height: 150px;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .platform-qr-popup {
        margin-bottom: 10px;
        flex-direction: column;
        gap: 0;
        max-width: 90vw;
    }
    
    .platform-qr-popup .qr-code-box {
        width: 150px;
        height: 150px;
        padding: 12px;
        border-radius: 12px 12px 0 0;
        border-right: none;
        border-bottom: none;
    }
    
    .platform-qr-popup .qr-code-placeholder {
        width: 120px;
        height: 120px;
    }
    
    .platform-qr-popup .version-info {
        width: 150px;
        height: 150px;
        padding: 12px;
        border-radius: 0 0 12px 12px;
        border-left: none;
        border-top: none;
    }
    
    .platform-qr-popup .hello-bubble {
        font-size: 9px;
        padding: 3px 6px;
        margin-bottom: 6px;
    }
    
    .platform-qr-popup .app-name {
        font-size: 14px;
        margin-bottom: 3px;
    }
    
    .platform-qr-popup .download-label {
        font-size: 9px;
        margin-bottom: 10px;
    }
    
    .platform-qr-popup .platform-text,
    .platform-qr-popup .version-text {
        font-size: 16px;
    }
    
    .platform-qr-popup .version-slider {
        height: 3px;
        margin-bottom: 6px;
    }
    
    .platform-qr-popup .slider-handle {
        width: 6px;
        height: 6px;
    }
    
    .platform-qr-popup .shield-icon {
        width: 100px;
        height: 100px;
        right: -15px;
        bottom: -15px;
    }
    
    .platform-qr-popup .shield-icon::before {
        width: 50px;
        height: 50px;
    }
    
    /* 下载导航栏移动端优化 */
    .download-nav-section {
        padding: 45px 15px;
        margin-top: -5cm;
    }
    
    .download-nav-row {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 40px 30px;
    }
    
    .download-nav-item {
        gap: 14px;
        padding: 16px;
    }
    
    .download-nav-item .platform-icon {
        width: 48px;
        height: 48px;
    }
    
    .download-nav-item .platform-name {
        font-size: 18px;
    }
    
    .info-content {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 60px 30px;
    }
}

.download-btn {
    background: #E53E3E;
    color: #ffffff;
    border: none;
    padding: 12px 32px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
}

.download-btn:hover {
    background: #C53030;
    transform: scale(1.05);
}

.download-btn:active {
    transform: scale(0.98);
}

/* 详细信息区域 - 重新设计 */
.info-section {
    background: #f8f9fa;
    padding: 0;
    width: 100%;
    margin: 0;
    margin-top: 0;
    box-sizing: border-box;
    display: flex;
    align-items: stretch;
}

.info-container {
    max-width: 100%;
    margin: 0;
    width: 100%;
    padding: 0;
    box-sizing: border-box;
    display: flex;
    flex: 1;
}

.platform-section {
    position: absolute;
    bottom: calc(20px + 1cm);
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 20;
}

.platform-section .platform-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 167px;
    flex-wrap: nowrap;
    background: #ffffff;
    border-radius: 12px;
    padding: 20px 110px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.info-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    background: #ffffff;
    padding: 80px 100px;
    border-radius: 0;
    box-shadow: none;
    width: 100%;
    max-width: 100%;
    margin: 0;
    box-sizing: border-box;
    align-items: flex-start;
}

.info-content .left-column {
    display: flex;
    flex-direction: column;
    padding-left: 40px;
}

.info-content .right-column {
    display: flex;
    flex-direction: row;
    gap: 60px;
    align-items: flex-start;
    justify-content: flex-start;
}

.info-column {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    flex: 1;
}

/* 左列样式 - 应用信息和下载 */
.left-column {
    gap: 24px;
    justify-content: flex-start;
    align-items: flex-start;
}

.app-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
    text-align: left;
    margin-top: 0;
}

.info-content .app-section {
    gap: 16px;
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
}

.app-logo {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #E53E3E, #FF6B6B);
    color: #ffffff;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 38px;
    font-weight: 700;
    font-family: Arial, sans-serif;
    flex-shrink: 0;
    margin-top: 0;
    position: relative;
}

.app-logo::after {
    content: '';
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: #ffffff;
    border-radius: 50%;
}

.app-name {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0;
    line-height: 1.3;
}

.app-description {
    font-size: 16px;
    font-weight: 400;
    color: #666666;
    line-height: 1.8;
    margin: 0;
    text-align: left;
    max-width: 600px;
}

.download-boxes {
    display: flex;
    flex-direction: row;
    gap: 18px;
    margin-top: 8px;
}

.download-box {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.qr-code-box,
.windows-logo-box {
    width: 140px;
    height: 140px;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.qr-code-placeholder {
    width: 110px;
    height: 110px;
    background: #ffffff;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.qr-code-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(0deg, #000000 0px, #000000 1px, transparent 1px, transparent 3px),
        repeating-linear-gradient(90deg, #000000 0px, #000000 1px, transparent 1px, transparent 3px);
    background-size: 6px 6px;
    opacity: 0.4;
    border-radius: 4px;
}

.qr-logo {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #FF6B35, #E53E3E);
    color: #ffffff;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    font-family: Arial, sans-serif;
    position: relative;
    z-index: 1;
}

.windows-logo-grid {
    width: 60px;
    height: 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 2px;
    transform: perspective(100px) rotateX(5deg) rotateY(-5deg);
}

.windows-square {
    border-radius: 2px;
}

.windows-square.square-1 {
    background: linear-gradient(135deg, #FFB84D, #FF8C42);
}

.windows-square.square-2 {
    background: linear-gradient(135deg, #FF8C42, #FF6B35);
}

.windows-square.square-3 {
    background: linear-gradient(135deg, #FF6B35, #E53E3E);
}

.windows-square.square-4 {
    background: linear-gradient(135deg, #E53E3E, #C53030);
}

.download-label {
    font-size: 13px;
    color: #666666;
    margin: 0;
    text-align: left;
}

.contact-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 中列样式 - 联系方式 */
.middle-column {
    gap: 24px;
}

.column-title {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 24px 0;
    padding-bottom: 12px;
    display: inline-block;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    font-size: 15px;
    color: #666666;
    line-height: 1.8;
    margin: 0;
    padding: 8px 0;
}

.contact-label {
    font-weight: 400;
    color: #333333;
    margin-right: 6px;
}

.contact-value {
    color: #666666;
    font-weight: 400;
}

/* 右列样式 - 联系方式、服务支持和官方文档 */
.right-column {
    display: flex;
    flex-direction: row;
    gap: 60px;
    align-items: flex-start;
    justify-content: flex-start;
}

.link-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
    min-width: 0;
}


.link-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.link-list li {
    margin: 0;
}

.link-list a {
    font-size: 15px;
    color: #666666;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    font-weight: 400;
    padding: 6px 0;
    position: relative;
}

.link-list a::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: #E53E3E;
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.link-list a:hover {
    color: #E53E3E;
    padding-left: 12px;
}

.link-list a:hover::before {
    opacity: 1;
}

/* 页脚 */
.footer {
    background: #2D2D2D;
    padding: 40px 20px;
    text-align: center;
    margin-top: auto;
}

.footer-content {
    max-width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 0 40px;
}

.copyright {
    color: #ffffff;
    font-size: 14px;
    margin: 0;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    font-size: 12px;
    color: #999999;
}

.footer-links span {
    white-space: nowrap;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .image-section {
        height: 50vh;
        min-height: 400px;
    }

    .download-section {
        padding: 60px 30px;
    }

    .platform-row {
        gap: 60px;
    }

    .info-section {
        padding: 60px 30px;
    }

    .info-content {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 40px;
    }

    .right-column {
        flex-direction: column;
        gap: 40px;
    }

    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        flex-wrap: nowrap;
        height: 70px;
        padding: 0 20px;
        justify-content: space-between;
    }

    .nav-menu {
        order: 0;
        width: auto;
        justify-content: flex-start;
        gap: 0;
        margin-top: 0;
        padding-top: 0;
        border-top: none;
    }

    .background-image {
        min-height: 400px;
    }

    .download-nav-section {
        padding: 45px 15px;
        margin-top: -5cm;
    }

    .download-nav-row {
        gap: 40px;
        padding: 20px 40px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .download-nav-item {
        gap: 12px;
    }

    .download-nav-item .platform-icon {
        width: 32px;
        height: 32px;
    }

    .download-nav-item .platform-name {
        font-size: 18px;
    }

    .download-nav-row.download-nav-spacer::after {
        width: 80px;
        top: 1cm;
        bottom: 1cm;
    }

    .download-section {
        padding: 50px 20px;
    }

    .platform-row {
        gap: 40px;
    }

    .info-section {
        padding: 50px 20px;
    }

    .info-content {
        padding: 30px 20px;
        gap: 30px;
    }

    .download-boxes {
        flex-direction: row;
        justify-content: center;
    }

    .footer {
        padding: 30px 15px;
    }

    .footer-links {
        font-size: 11px;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .background-image {
        min-height: 300px;
    }

    .download-nav-section {
        padding: 30px 10px;
        margin-top: -4cm;
    }

    .download-nav-row {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 30px 20px;
        border-radius: 16px;
    }

    .download-nav-item {
        gap: 12px;
        padding: 14px;
    }

    .download-nav-item .platform-icon {
        width: 40px;
        height: 40px;
    }

    .download-nav-item .platform-name {
        font-size: 16px;
    }
    
    .info-content {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 40px 20px;
    }
    
    .app-name {
        font-size: 28px;
    }
    
    .app-description {
        font-size: 15px;
    }

    .download-nav-row.download-nav-spacer::after {
        display: none;
    }
    
    /* 版本信息弹窗小屏幕优化 */
    .platform-qr-popup {
        max-width: 95vw;
        margin-bottom: 8px;
    }
    
    .platform-qr-popup .qr-code-box {
        width: 130px;
        height: 130px;
        padding: 10px;
    }
    
    .platform-qr-popup .qr-code-placeholder {
        width: 110px;
        height: 110px;
    }
    
    .platform-qr-popup .version-info {
        width: 130px;
        height: 130px;
        padding: 10px;
    }
    
    .platform-qr-popup .hello-bubble {
        font-size: 8px;
        padding: 2px 5px;
        margin-bottom: 5px;
    }
    
    .platform-qr-popup .app-name {
        font-size: 12px;
        margin-bottom: 2px;
    }
    
    .platform-qr-popup .download-label {
        font-size: 8px;
        margin-bottom: 8px;
    }
    
    .platform-qr-popup .platform-text,
    .platform-qr-popup .version-text {
        font-size: 14px;
    }
    
    .platform-qr-popup .version-display {
        margin-bottom: 8px;
    }
    
    .platform-qr-popup .version-slider {
        height: 2px;
        margin-bottom: 5px;
    }
    
    .platform-qr-popup .slider-handle {
        width: 5px;
        height: 5px;
    }
    
    .platform-qr-popup .shield-icon {
        width: 80px;
        height: 80px;
        right: -10px;
        bottom: -10px;
    }
    
    .platform-qr-popup .shield-icon::before {
        width: 40px;
        height: 40px;
    }

    .download-section {
        padding: 40px 15px;
    }

    .platform-row {
        gap: 20px;
        padding: 15px 20px;
    }

    .platform-icon {
        width: 20px;
        height: 40px;
    }

    .platform-name {
        font-size: 14px;
    }

    .download-btn {
        padding: 10px 24px;
        font-size: 13px;
        min-width: 80px;
    }

    .info-section {
        padding: 40px 15px;
    }

    .info-content {
        padding: 25px 15px;
        gap: 25px;
    }

    .app-name {
        font-size: 20px;
    }

    .app-description {
        font-size: 13px;
    }

    .qr-code-box,
    .windows-logo-box {
        width: 120px;
        height: 120px;
    }

    .qr-code-placeholder {
        width: 100px;
        height: 100px;
    }

    .column-title {
        font-size: 16px;
    }

    .contact-item,
    .link-list a {
        font-size: 13px;
    }

    .footer {
        padding: 25px 10px;
    }

    .copyright {
        font-size: 12px;
    }

    .footer-links {
        font-size: 10px;
    }
}

/* 超小屏幕适配 (320px) */
@media (max-width: 320px) {
    .download-nav-section {
        padding: 20px 5px;
        margin-top: -3.5cm;
    }
    
    .download-nav-row {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 25px 15px;
        border-radius: 12px;
    }
    
    .download-nav-item {
        gap: 10px;
        padding: 12px;
    }
    
    .download-nav-item .platform-icon {
        width: 36px;
        height: 36px;
    }
    
    .download-nav-item .platform-name {
        font-size: 14px;
    }
    
    .info-content {
        padding: 30px 15px;
    }
    
    .app-name {
        font-size: 24px;
    }
    
    .app-description {
        font-size: 14px;
    }
    
    .column-title {
        font-size: 18px;
    }
    
    .platform-qr-popup {
        max-width: 98vw;
    }
    
    .platform-qr-popup .qr-code-box,
    .platform-qr-popup .version-info {
        width: 120px;
        height: 120px;
        padding: 8px;
    }
    
    .platform-qr-popup .qr-code-placeholder {
        width: 100px;
        height: 100px;
    }
    
    .platform-qr-popup .hello-bubble {
        font-size: 7px;
        padding: 2px 4px;
    }
    
    .platform-qr-popup .app-name {
        font-size: 11px;
    }
    
    .platform-qr-popup .download-label {
        font-size: 7px;
    }
    
    .platform-qr-popup .platform-text,
    .platform-qr-popup .version-text {
        font-size: 12px;
    }
    
    .platform-qr-popup .shield-icon {
        width: 60px;
        height: 60px;
    }
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 选择文本样式 */
::selection {
    background: #E53E3E;
    color: #ffffff;
}

/* 安全中心页面样式 */
.security-header {
    background: #ffffff;
    padding: 30px 40px 60px 40px;
    width: 100%;
    position: relative;
    overflow: hidden;
    border-bottom: 3px solid #e0e0e0;
}

.security-header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
}

.security-title-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.security-subtitle {
    font-size: 7px;
    color: #333333;
    font-weight: 400;
    margin: 0;
    letter-spacing: 1px;
    line-height: 1.2;
}

.security-title {
    font-size: 24px;
    font-weight: 700;
    color: #4CAF50;
    margin: 0;
    line-height: 1.2;
}

.security-tagline {
    font-size: 9px;
    color: #4CAF50;
    margin: 0;
    font-weight: 400;
    line-height: 1.2;
}

.security-shield-icon {
    position: relative;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shield-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(76, 175, 80, 0.3) 0%, transparent 70%);
    border-radius: 50%;
}


.shield-svg {
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 1;
}

/* 安全中心内容区域 */
.security-content {
    background: #f5f5f5;
    padding: 0;
    width: 100%;
    min-height: calc(100vh - 200px); /* 确保内容区域填满视口高度 */
}

.security-container {
    max-width: 100%;
    margin: 0;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: stretch;
    padding: 80px 100px;
    background: #ffffff;
}

/* 左列：平台自律公约卡片 */
.security-left-column {
    display: flex;
    flex-direction: column;
    gap: 40px;
    height: 100%;
    margin-top: 60px;
}

/* 政策文档列表样式 */
.policy-documents {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.policy-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    margin-right: 0;
    background: #ffffff;
    border-radius: 0;
    box-shadow: none;
    transition: transform 0.3s ease;
    text-decoration: none;
    color: inherit;
    transform: scale(1);
    transform-origin: top left;
}

.policy-item:hover {
    transform: scale(1) translateY(-2px);
    box-shadow: none;
}

/* 平台自律公约卡片取消hover动态效果 */
.policy-item:nth-child(1):hover {
    transform: scale(1);
}

/* 平台公约卡片向下移动3厘米 */
.policy-item:nth-child(2) {
    margin-top: 113px;
}

/* 平台公约卡片取消hover动态效果 */
.policy-item:nth-child(2):hover {
    transform: scale(1);
}

.policy-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.policy-title {
    font-size: 40px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0;
    margin-top: 38px;
}

.policy-date {
    font-size: 14px;
    color: #999999;
    margin: 0;
}

.policy-thumbnail {
    width: 240px;
    height: 160px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    margin-left: auto;
    margin-right: 226px;
    margin-top: 0;
}

.red-thumbnail {
    background: linear-gradient(135deg, #E53E3E, #C53030);
    margin-top: -20px; /* 向上移动1厘米 */
    align-self: flex-end; /* 对齐到底部 */
}

.blue-thumbnail {
    background: linear-gradient(135deg, #3182CE, #2C5282);
    margin-top: -20px; /* 向上移动1厘米 */
    align-self: flex-end; /* 对齐到底部 */
}

.thumbnail-content {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    position: relative;
}

.thumbnail-content::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 8px;
    height: 100%;
    background: linear-gradient(135deg, #FFD700, #FFA500);
}

.thumbnail-shield {
    width: 30px;
    height: 30px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    margin-right: 8px;
    position: relative;
}

.thumbnail-shield::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
}

.thumbnail-text {
    font-size: 24px;
    color: #ffffff;
    font-weight: 500;
    text-align: center;
    margin: 0;
    line-height: 1.4;
}

/* 没有更多了 */
.no-more-content {
    text-align: center;
    padding: 40px 0;
    margin-top: 40px;
}

.no-more-text {
    font-size: 14px;
    color: #999999;
    margin: 0;
}

.convention-card {
    position: relative;
    border-radius: 12px;
    padding: 40px;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.convention-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.red-card {
    background: linear-gradient(135deg, #E53E3E, #C53030);
}

.blue-card {
    background: linear-gradient(135deg, #3182CE, #2C5282);
    position: relative;
}

.card-ribbon {
    position: absolute;
    left: 0;
    top: 20px;
    width: 60px;
    height: 120px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    clip-path: polygon(0 0, 100% 0, 80% 100%, 0 100%);
    z-index: 1;
}

.card-graphic {
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0.5;
}

.card-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.card-title-white {
    font-size: 32px;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
}

.card-subtitle-white {
    font-size: 16px;
    color: #ffffff;
    margin: 0;
    opacity: 0.9;
}

.card-title-small {
    font-size: 12px;
    color: #ffffff;
    margin: 0;
    letter-spacing: 2px;
    opacity: 0.8;
}

.card-footer {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 20px;
}

.card-label-green {
    font-size: 12px;
    color: #4CAF50;
    font-weight: 500;
}

.card-label-black {
    font-size: 16px;
    color: #333333;
    margin: 0;
    font-weight: 500;
}

.card-date {
    font-size: 14px;
    color: #666666;
    margin: 0;
}

/* 右列：打击公告 */
.security-right-column {
    display: flex;
    flex-direction: column;
    gap: 40px;
    height: 100%;
    margin-left: 0;
}

.strike-announcement {
    background: #ffffff;
    border-radius: 0;
    padding: 0;
    margin-left: 0;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0; /* 允许 flex 子元素缩小 */
}

.strike-title {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 24px 0;
    padding-bottom: 12px;
}

.strike-subtitle {
    font-size: 15px;
    color: #666666;
    margin: 0 0 16px 0;
}

.strike-count {
    font-size: 40px;
    font-weight: 700;
    color: #4CAF50;
    line-height: 1;
    margin: 0 0 4px 0; /* 上下高度缩小一半 */
    text-align: center;
}

/* 外部链接处理公告 */
.link-announcement {
    background: #ffffff;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    flex: 1; /* 允许扩展填满空间 */
    min-height: 0;
    margin-bottom: 0; /* 确保贴到底部 */
}

.link-title {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 24px 0;
    padding-bottom: 12px;
}

.link-subtitle {
    font-size: 15px;
    color: #666666;
    margin: 0 0 16px 0;
}

.link-count {
    font-size: 60px;
    font-weight: 700;
    color: #3182CE;
    line-height: 1;
    margin: 0 0 6px 0; /* 上下高度缩小一半 */
    text-align: center;
}

.processed-links {
    flex: 1;
    overflow: hidden;
    position: relative;
    min-height: 146px; /* 显示4个项的高度：4 * 32px + 3 * 6px = 146px */
    max-height: 146px; /* 限制最大高度，确保同时只显示4个项 */
    margin-top: 6px; /* 上下高度缩小一半 */
}

.processed-links-scroll {
    display: flex;
    flex-direction: column;
    gap: 6px; /* 增大间距以匹配更大的项 */
    animation: scroll-up-links 50s linear infinite;
}

/* 自动滚动动画 - 滚动4个项的高度实现无缝循环 */
@keyframes scroll-up-links {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(calc(-4 * 32px - 3 * 6px)); /* 滚动4个项的高度（每个项32px，加上3个gap） */
    }
}

/* 鼠标悬停时暂停滚动 */
.processed-links:hover .processed-links-scroll {
    animation-play-state: paused;
}



.link-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px; /* 增大padding以容纳更大的字体 */
    background: #f9f9f9;
    border-radius: 8px;
    border-left: 4px solid #3182CE;
    flex-shrink: 0;
    height: 32px; /* 增大高度以容纳更大的字体：8px*2 padding + 16px内容 */
    box-sizing: border-box;
}

.link-url {
    font-size: 14px; /* 增大字体 */
    color: #333333;
    font-family: monospace;
    flex: 1;
    line-height: 16px; /* 增大行高 */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.link-category {
    font-size: 14px; /* 增大字体 */
    color: #666666;
    flex: 0 0 100px;
    text-align: right;
    line-height: 16px; /* 增大行高 */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.banned-accounts {
    flex: 1;
    overflow: hidden;
    position: relative;
    min-height: 75px; /* 上下高度缩小一半：5 * 14px + 4 * 1px = 74px */
    max-height: 75px; /* 限制最大高度，确保一次只显示5个项 */
}

.banned-accounts-scroll {
    display: flex;
    flex-direction: column;
    gap: 1px; /* 上下高度缩小一半 */
    animation: scroll-up 50s linear infinite;
}

/* 自动滚动动画 - 滚动5个项的高度实现无缝循环 */
@keyframes scroll-up {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(calc(-5 * 14px - 4 * 1px)); /* 上下高度缩小一半：滚动5个项的高度（每个项14px，加上4个gap） */
    }
}

/* 鼠标悬停时暂停滚动 */
.banned-accounts:hover .banned-accounts-scroll {
    animation-play-state: paused;
}



.banned-item {
    display: flex;
    align-items: center;
    padding: 3px 12px; /* 上下高度缩小一半 */
    background: #f9f9f9;
    border-radius: 8px;
    border-left: 4px solid #4CAF50;
    gap: 12px;
    flex-shrink: 0;
    height: 14px; /* 上下高度缩小一半：3px*2 padding + 8px内容 */
    box-sizing: border-box;
}

.account-id {
    font-size: 6px; /* 上下高度缩小一半 */
    color: #333333;
    font-family: monospace;
    flex: 0 0 180px;
    text-align: left;
    line-height: 8px; /* 上下高度缩小一半 */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ban-reason {
    font-size: 6px; /* 上下高度缩小一半 */
    color: #666666;
    flex: 1;
    text-align: center;
    line-height: 8px; /* 上下高度缩小一半 */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ban-status {
    font-size: 6px; /* 上下高度缩小一半 */
    color: #E53E3E;
    font-weight: 600;
    flex: 0 0 90px;
    text-align: right;
    line-height: 8px; /* 上下高度缩小一半 */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 响应式设计 - 安全中心 */
@media (max-width: 1024px) {
    .security-container {
        grid-template-columns: 1fr;
    }

    .security-header-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .security-shield-icon {
        width: 75px;
        height: 75px;
    }
}

@media (max-width: 768px) {
    .security-header {
        padding: 20px 20px 40px 20px;
    }

    .security-content {
        padding: 0;
    }

    .security-title {
        font-size: 18px;
    }

    .strike-count {
        font-size: 40px; /* 上下高度缩小一半 */
    }

    .link-count {
        font-size: 40px; /* 上下高度缩小一半 */
    }

    .banned-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .account-id,
    .ban-reason,
    .ban-status {
        flex: 1 1 auto;
        width: 100%;
        text-align: left;
    }
}

/* 通知公告页面样式 */
.notice-header {
    background: #f5f5f5;
    padding: 80px 40px 60px;
    width: 100%;
    position: relative;
    overflow: hidden;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
    background-size: 20px 20px;
}

.notice-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle, rgba(231, 62, 62, 0.08) 1px, transparent 1px);
    background-size: 12px 12px;
    pointer-events: none;
}


.notice-header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
}

.notice-banner {
    background: linear-gradient(to right, #E53E3E 0%, rgba(231, 62, 62, 0.3) 60%, transparent 100%);
    padding: 40px 60px;
    border-radius: 0;
    position: relative;
    flex: 1;
    max-width: 600px;
}

.notice-banner-text {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.notice-banner-en {
    font-size: 14px;
    color: #ffffff;
    font-weight: 400;
    letter-spacing: 3px;
    margin: 0;
    text-transform: uppercase;
}

.notice-banner-cn {
    font-size: 48px;
    color: #ffffff;
    font-weight: 700;
    margin: 0;
}

.notice-bell-icon {
    position: relative;
    width: 200px;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bell-3d {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    perspective: 1000px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 轨道环 */
.orbital-ring {
    position: absolute;
    border: 2px solid rgba(231, 62, 62, 0.3);
    border-radius: 50%;
    top: 15%;
    left: 50%;
}

.orbital-ring.ring-1 {
    width: 120px;
    height: 120px;
    transform: translateX(-50%) rotateX(60deg);
}

.orbital-ring.ring-2 {
    width: 140px;
    height: 140px;
    top: 10%;
    transform: translateX(-50%) rotateY(60deg) rotateX(30deg);
}

/* 轨道上的红色小球 */
.orbital-sphere {
    position: absolute;
    width: 8px;
    height: 8px;
    background: #E53E3E;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(231, 62, 62, 0.8);
}

.orbital-ring.ring-1 .orbital-sphere.sphere-1 {
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
}

.orbital-ring.ring-1 .orbital-sphere.sphere-2 {
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
}

.orbital-ring.ring-2 .orbital-sphere.sphere-3 {
    top: -4px;
    right: 20%;
}


/* 铃铛主体 */
.bell-body {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%) rotate(-5deg);
    width: 70px;
    height: 80px;
    background: #ffffff;
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.15),
        inset 0 -10px 20px rgba(0, 0, 0, 0.05);
    z-index: 10;
}

.bell-clapper {
    position: absolute;
    top: 75%;
    left: 50%;
    transform: translateX(-50%);
    width: 14px;
    height: 14px;
    background: #E53E3E;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(231, 62, 62, 0.5);
    z-index: 11;
}

/* 平台 */
.bell-platform {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 140px;
    z-index: 5;
}

.platform-base {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #ffffff;
    border-radius: 12px;
    border: 3px solid #E53E3E;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.platform-base::before {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    display: flex;
    gap: 4px;
    background-image: 
        repeating-linear-gradient(to right, 
            #E53E3E 0px, #E53E3E 6px, 
            transparent 6px, transparent 10px);
}

/* 同心圆图案 */
.platform-circles {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
}

.platform-circles .circle {
    position: absolute;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.platform-circles .circle-outer {
    width: 90px;
    height: 90px;
    background: #ffffff;
    border: 2px solid #E53E3E;
}

.platform-circles .circle-middle {
    width: 60px;
    height: 60px;
    background: #E53E3E;
    border: 2px solid #ffffff;
}

.platform-circles .circle-inner {
    width: 30px;
    height: 30px;
    background: #ffffff;
    border: 2px solid #E53E3E;
}

/* 红色弧线（进度指示器） */
.platform-arc {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-45deg);
    width: 90px;
    height: 90px;
    border: 10px solid transparent;
    border-top-color: #E53E3E;
    border-right-color: #E53E3E;
    border-radius: 50%;
    clip-path: polygon(50% 0%, 100% 0%, 100% 50%, 50% 50%);
}

/* 平台周围的线条 */
.platform-lines {
    position: absolute;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.platform-lines.line-left {
    left: -40px;
    top: 50%;
    transform: translateY(-50%);
}

.platform-lines.line-right {
    right: -40px;
    top: 50%;
    transform: translateY(-50%);
}

.platform-lines .line {
    width: 30px;
    height: 2px;
    background: #ffffff;
    border-radius: 1px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.platform-lines.line-left::after {
    content: '';
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid #E53E3E;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
}

.platform-lines.line-left::before {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 2px;
    background: #E53E3E;
    border-radius: 1px;
}

.platform-lines.line-right .line::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: #E53E3E;
    border-radius: 50%;
}

/* 平台上的点状装饰 */
.platform-dots {
    position: absolute;
    bottom: 8px;
    left: 8px;
    width: 30px;
    height: 30px;
    background-image: 
        radial-gradient(circle, #E53E3E 2px, transparent 2px);
    background-size: 8px 8px;
    background-position: 0 0, 4px 4px;
}

.platform-dots::before {
    content: '';
    position: absolute;
    top: 0;
    right: -50px;
    width: 40px;
    height: 40px;
    background-image: 
        radial-gradient(circle, #E53E3E 2px, transparent 2px);
    background-size: 6px 6px;
}

.bell-glow {
    display: none;
}

/* 官网焕新横幅区域 */
.website-banner {
    background: #ffffff;
    padding: 80px 40px;
    width: 100%;
    position: relative;
}

.website-banner-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.website-banner-illustration {
    flex: 0 0 400px;
    height: 300px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.megaphone-3d-banner {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.megaphone-body-banner {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%) rotateY(-20deg) rotateX(8deg);
    width: 140px;
    height: 140px;
    background: linear-gradient(135deg, #FF8C42 0%, #FF6B35 50%, #E53E3E 100%);
    border-radius: 70px 70px 25px 25px;
    position: relative;
    z-index: 3;
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.4), 
                inset 0 -5px 15px rgba(0, 0, 0, 0.1);
}

.megaphone-body-banner::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    background: #ffffff;
    border-radius: 60px 60px 20px 20px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.05);
}

.megaphone-body-banner::after {
    content: '';
    position: absolute;
    top: 25px;
    left: 25px;
    right: 25px;
    bottom: 25px;
    background: linear-gradient(135deg, rgba(255, 140, 66, 0.2) 0%, rgba(255, 107, 53, 0.1) 100%);
    border-radius: 55px 55px 18px 18px;
}

.megaphone-base-banner {
    position: absolute;
    top: 70%;
    left: 50%;
    transform: translateX(-50%) rotateY(-20deg);
    width: 100px;
    height: 35px;
    background: linear-gradient(135deg, #FF8C42 0%, #FF6B35 100%);
    border-radius: 0 0 18px 18px;
    z-index: 2;
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
}

.platform-3d {
    position: absolute;
    top: 80%;
    left: 50%;
    transform: translateX(-50%);
    width: 220px;
    height: 220px;
    z-index: 1;
}

.platform-ring {
    position: absolute;
    border-radius: 50%;
    border: 3px solid;
}

.platform-ring.outer {
    width: 180px;
    height: 180px;
    top: 10px;
    left: 10px;
    border-color: #FF8C42;
    background: rgba(255, 140, 66, 0.1);
}

.platform-ring.middle {
    width: 140px;
    height: 140px;
    top: 30px;
    left: 30px;
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.9);
}

.platform-disc {
    position: absolute;
    width: 100px;
    height: 100px;
    top: 50px;
    left: 50px;
    background: linear-gradient(135deg, #FF8C42 0%, #FF6B35 100%);
    border-radius: 50%;
    box-shadow: 0 5px 20px rgba(255, 107, 53, 0.3);
}

.floating-element {
    position: absolute;
}

.floating-element.ribbon {
    width: 100px;
    height: 10px;
    background: #ffffff;
    top: 15%;
    left: 5%;
    border-radius: 5px;
    transform: rotate(-30deg);
 0s;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.15);
    position: relative;
}

.floating-element.ribbon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 140, 66, 0.3) 50%, transparent 100%);
    border-radius: 5px;
}

.floating-element.star {
    width: 20px;
    height: 20px;
    top: 15%;
    right: 15%;
    border: 2px solid #FF8C42;
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
 0.5s;
}

.floating-element.bar {
    width: 35px;
    height: 5px;
    background: #FF8C42;
    border-radius: 3px;
    box-shadow: 0 2px 6px rgba(255, 140, 66, 0.3);
}

.floating-element.bar-1 {
    top: 20%;
    right: 15%;
    transform: rotate(15deg);
 1s;
}

.floating-element.bar-2 {
    top: 28%;
    right: 20%;
    transform: rotate(-10deg);
 1.2s;
}

.floating-element.bar-3 {
    top: 36%;
    right: 12%;
    transform: rotate(20deg);
 1.4s;
}

.floating-element.note-tag {
    width: 30px;
    height: 30px;
    background: #ffffff;
    top: 45%;
    left: 8%;
    border-radius: 4px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
    position: relative;
 0.8s;
    transform: rotate(-10deg);
}

.floating-element.note-tag::before {
    content: '';
    position: absolute;
    top: -6px;
    right: -6px;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid #FF8C42;
    border-top: 10px solid transparent;
}

.floating-element.note-tag::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 8px;
    width: 14px;
    height: 14px;
    background: #FF8C42;
    border-radius: 2px;
    opacity: 0.3;
}

.floating-element.notification-icon {
    width: 18px;
    height: 18px;
    background: linear-gradient(135deg, #FF8C42 0%, #E53E3E 100%);
    border-radius: 50%;
    top: 50%;
    right: 10%;
 1.6s;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
}

.floating-element.notification-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: #ffffff;
    border-radius: 50%;
}


.website-banner-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.banner-title {
    font-size: 32px;
    font-weight: 600;
    color: #333333;
    line-height: 1.5;
    margin: 0;
}

.banner-link {
    display: inline-block;
    color: #E53E3E;
    font-size: 18px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.banner-link:hover {
    color: #C53030;
    transform: translateX(5px);
}

/* 通知公告内容区域 */
.notice-content {
    background: #ffffff;
    padding: 60px 40px;
    width: 100%;
    min-height: calc(100vh - 400px);
}

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

.notice-list {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.notice-item {
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 30px;
    background: #f9f9f9;
    border-radius: 12px;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.notice-item:hover {
    background: #f5f5f5;
    border-left-color: #E53E3E;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transform: translateX(5px);
}

.notice-image {
    flex-shrink: 0;
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.megaphone-3d {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.megaphone-body {
    position: relative;
    width: 100px;
    height: 120px;
    background: linear-gradient(135deg, #FF8C42 0%, #FF6B35 50%, #E53E3E 100%);
    border-radius: 50px 50px 20px 20px;
    transform: rotateY(-15deg) rotateX(5deg);
    box-shadow: 
        0 15px 40px rgba(255, 107, 53, 0.4),
        inset 0 -5px 15px rgba(0, 0, 0, 0.1);
    z-index: 3;
}

.megaphone-body::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    background: #ffffff;
    border-radius: 40px 40px 15px 15px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.05);
}

.megaphone-body::after {
    content: '';
    position: absolute;
    top: 25px;
    left: 25px;
    right: 25px;
    bottom: 25px;
    background: linear-gradient(135deg, rgba(255, 140, 66, 0.2) 0%, rgba(255, 107, 53, 0.1) 100%);
    border-radius: 35px 35px 12px 12px;
}

.megaphone-base {
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%) rotateY(-15deg);
    width: 80px;
    height: 30px;
    background: linear-gradient(135deg, #FF8C42 0%, #FF6B35 100%);
    border-radius: 0 0 15px 15px;
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
    z-index: 2;
}

/* 平台底座 */
.megaphone-3d::before {
    content: '';
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, #FF8C42 0%, #FF6B35 50%, transparent 70%);
    border-radius: 50%;
    opacity: 0.3;
    z-index: 1;
}

.megaphone-3d::after {
    content: '';
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, #ffffff 0%, rgba(255, 140, 66, 0.3) 50%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
}

/* 星星装饰 */
.megaphone-star {
    position: absolute;
    top: 30%;
    right: 15%;
    width: 20px;
    height: 20px;
    background: #ffffff;
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
    z-index: 4;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* 光线效果 */
.megaphone-rays {
    position: absolute;
    top: 5%;
    right: 0%;
    width: 50px;
    height: 50px;
    z-index: 4;
}

.megaphone-rays .ray {
    position: absolute;
    background: #FF8C42;
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(255, 140, 66, 0.6);
}

.megaphone-rays .ray-1 {
    width: 30px;
    height: 4px;
    top: 8px;
    right: 0;
    transform: rotate(20deg);
}

.megaphone-rays .ray-2 {
    width: 25px;
    height: 4px;
    top: 20px;
    right: 3px;
    transform: rotate(-5deg);
}

.megaphone-rays .ray-3 {
    width: 20px;
    height: 4px;
    top: 32px;
    right: 8px;
    transform: rotate(-15deg);
}

/* 浮动卡片 */
.floating-card {
    position: absolute;
    background: #ffffff;
    border-radius: 3px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.floating-card.card-1 {
    width: 18px;
    height: 18px;
    top: 20%;
    left: 5%;
 0.3s;
}

.floating-card.card-2 {
    width: 15px;
    height: 15px;
    bottom: 15%;
    right: 8%;
 0.7s;
}

.floating-note {
    position: absolute;
    color: #ffffff;
    font-size: 20px;
    font-weight: bold;
    opacity: 0.8;
}

.note-1 {
    top: 10%;
    left: 20%;
 0s;
}

.note-2 {
    top: 30%;
    right: 15%;
 0.5s;
}

.note-3 {
    bottom: 20%;
    left: 10%;
 1s;
}

.note-4 {
    bottom: 10%;
    right: 20%;
}


.notice-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.notice-title {
    font-size: 24px;
    font-weight: 700;
    color: #333333;
    margin: 0;
}

.notice-subtitle {
    font-size: 16px;
    color: #666666;
    margin: 0;
}

.notice-link {
    color: #E53E3E;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.notice-link:hover {
    color: #C53030;
    text-decoration: underline;
}

.notice-date {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    min-width: 120px;
}

.date-number {
    font-size: 48px;
    font-weight: 700;
    color: #333333;
    line-height: 1;
}

.date-text {
    font-size: 14px;
    color: #666666;
    font-weight: 400;
}

/* 响应式设计 - 通知公告 */
@media (max-width: 1024px) {
    .notice-header-content {
        flex-direction: column;
        gap: 40px;
    }

    .notice-banner {
        max-width: 100%;
        text-align: center;
    }

    .notice-bell-icon {
        width: 150px;
        height: 150px;
    }

    .notice-item {
        flex-wrap: wrap;
    }

    .notice-date {
        width: 100%;
        align-items: flex-start;
        margin-top: 20px;
    }
}

@media (max-width: 768px) {
    .notice-header {
        padding: 60px 20px 40px;
    }

    .website-banner {
        padding: 60px 20px;
    }

    .website-banner-container {
        flex-direction: column;
        gap: 40px;
    }

    .website-banner-illustration {
        flex: 0 0 auto;
        width: 100%;
        max-width: 300px;
        height: 250px;
    }

    .banner-title {
        font-size: 24px;
    }

    .banner-link {
        font-size: 16px;
    }

    .notice-content {
        padding: 40px 20px;
    }

    .notice-banner {
        padding: 30px 40px;
    }

    .notice-banner-cn {
        font-size: 36px;
    }

    .notice-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .notice-image {
        width: 120px;
        height: 120px;
    }

    .notice-title {
        font-size: 20px;
    }

    .date-number {
        font-size: 36px;
    }
}

/* 客服中心页面样式 */
.service-header {
    background: linear-gradient(135deg, rgba(255, 200, 180, 0.25) 0%, rgba(255, 220, 200, 0.15) 50%, rgba(255, 240, 230, 0.08) 100%);
    padding: 60px 40px 50px;
    width: 100%;
    position: relative;
    overflow: hidden;
    min-height: 280px;
}

.service-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 200, 180, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(60px);
    pointer-events: none;
}

.service-header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
}

.service-title-section {
    display: flex;
    align-items: center;
    gap: 25px;
}

.service-logo-circle {
    width: 70px;
    height: 70px;
    background: #E53E3E;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 20px rgba(231, 62, 62, 0.3);
}

.service-logo-icon {
    color: #ffffff;
    font-size: 36px;
    font-weight: 700;
    font-family: Arial, sans-serif;
}

.service-title-text {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.service-subtitle {
    font-size: 13px;
    color: rgba(100, 100, 100, 0.9);
    font-weight: 400;
    letter-spacing: 1.5px;
    margin: 0;
    text-transform: uppercase;
}

.service-title {
    font-size: 42px;
    color: #E53E3E;
    font-weight: 700;
    margin: 0;
}

.service-headset-icon {
    position: relative;
    width: 220px;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.headset-3d {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    perspective: 1000px;
}

/* 发光光晕效果 */
.headset-3d::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.6) 0%, rgba(255, 165, 0, 0.4) 30%, rgba(255, 140, 0, 0.2) 60%, transparent 100%);
    border-radius: 50%;
    z-index: 0;
}


/* 能量光线效果 */
.headset-3d::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: 
        radial-gradient(circle at 30% 30%, rgba(255, 215, 0, 0.8) 2px, transparent 2px),
        radial-gradient(circle at 70% 30%, rgba(255, 165, 0, 0.8) 2px, transparent 2px),
        radial-gradient(circle at 30% 70%, rgba(255, 140, 0, 0.8) 2px, transparent 2px),
        radial-gradient(circle at 70% 70%, rgba(255, 215, 0, 0.8) 2px, transparent 2px),
        radial-gradient(circle at 50% 20%, rgba(255, 200, 0, 0.6) 1.5px, transparent 1.5px),
        radial-gradient(circle at 20% 50%, rgba(255, 180, 0, 0.6) 1.5px, transparent 1.5px),
        radial-gradient(circle at 80% 50%, rgba(255, 190, 0, 0.6) 1.5px, transparent 1.5px),
        radial-gradient(circle at 50% 80%, rgba(255, 170, 0, 0.6) 1.5px, transparent 1.5px);
    background-size: 100% 100%;
    z-index: 1;
}


.headset-head {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translateX(-50%);
    width: 110px;
    height: 110px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 25%, #FF8C00 50%, #FFA500 75%, #FFD700 100%);
    border-radius: 50%;
    box-shadow: 
        0 20px 50px rgba(255, 215, 0, 0.6),
        inset 0 -30px 60px rgba(0, 0, 0, 0.3),
        inset 0 30px 60px rgba(255, 255, 255, 0.5),
        0 0 0 3px rgba(255, 215, 0, 0.3),
        0 0 30px rgba(255, 215, 0, 0.4);
    z-index: 2;
    filter: brightness(1.1);
}

.headset-head::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 20%;
    width: 32px;
    height: 32px;
    background: rgba(0, 0, 0, 0.35);
    border-radius: 50%;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5);
}

.headset-head::after {
    content: '';
    position: absolute;
    top: 25%;
    right: 20%;
    width: 26px;
    height: 26px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 50%;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

.headset-band {
    position: absolute;
    top: 15%;
    left: 50%;
    transform: translateX(-50%);
    width: 130px;
    height: 22px;
    background: linear-gradient(135deg, #FFD700, #FFA500, #FF8C00);
    border-radius: 11px;
    box-shadow: 
        0 6px 20px rgba(255, 215, 0, 0.5),
        inset 0 3px 8px rgba(255, 255, 255, 0.4),
        inset 0 -3px 8px rgba(0, 0, 0, 0.2);
    z-index: 2;
}

.headset-mic {
    position: absolute;
    bottom: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 45px;
    background: linear-gradient(to bottom, #FFD700, #FFA500, #FF8C00);
    border-radius: 5px;
    box-shadow: 
        0 4px 15px rgba(255, 215, 0, 0.5),
        0 0 10px rgba(255, 215, 0, 0.3);
    z-index: 2;
}

.headset-mic::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 14px;
    height: 14px;
    background: linear-gradient(135deg, #FFD700, #FF8C00);
    border-radius: 50%;
    box-shadow: 
        0 3px 12px rgba(255, 215, 0, 0.6),
        0 0 8px rgba(255, 215, 0, 0.4);
}

/* 客服中心内容区域 */
.service-content {
    background: #f5f5f5;
    padding: 0;
    width: 100%;
    min-height: calc(100vh - 280px);
    display: flex;
    align-items: stretch;
}

.service-container {
    max-width: 100%;
    width: 100%;
    margin: 0;
    background: #ffffff;
    border-radius: 0;
    box-shadow: none;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 280px);
}

.service-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid #e0e0e0;
    background: #ffffff;
    padding: 0 50px;
}

.service-tab {
    padding: 18px 28px;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: 15px;
    font-weight: 500;
    color: #666666;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.service-tab:hover {
    color: #E53E3E;
}

.service-tab.active {
    color: #E53E3E;
    border-bottom-color: #E53E3E;
    font-weight: 600;
}

.service-panel {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 0;
    flex: 1;
    min-height: 0;
}

.service-questions {
    background: #fafafa;
    border-right: 1px solid #e0e0e0;
    padding: 0;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.question-item {
    padding: 18px 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 1px solid #e0e0e0;
    background: #fafafa;
}

.question-item:last-child {
    border-bottom: none;
}

.question-item:hover {
    background: #f5f5f5;
}

.question-item.active {
    background: rgba(231, 62, 62, 0.12);
    border-left: 4px solid #E53E3E;
    padding-left: 26px;
    border-right: none;
}

.question-text {
    font-size: 14px;
    color: #333333;
    line-height: 1.7;
    display: block;
}

.question-item.active .question-text {
    color: #E53E3E;
    font-weight: 500;
}

.service-answer {
    padding: 0;
    background: #ffffff;
    position: relative;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.answer-group {
    border: none;
    border-radius: 0;
    padding: 0;
    min-height: 0;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.answer-content {
    padding: 45px 50px;
}

.answer-content {
    font-size: 15px;
    color: #333333;
    line-height: 1.85;
}

.answer-content.hidden {
    display: none;
}

.answer-content p {
    margin: 0;
}

.answer-title {
    font-size: 18px;
    font-weight: 600;
    color: #333333;
    margin: 0 0 20px 0;
}

.answer-intro {
    font-size: 15px;
    color: #333333;
    line-height: 1.85;
    margin: 0 0 20px 0;
}

.answer-method {
    margin-bottom: 25px;
}

.method-title {
    font-size: 16px;
    font-weight: 600;
    color: #E53E3E;
    margin: 0 0 12px 0;
}

.method-list {
    margin: 0;
    padding-left: 20px;
    list-style-type: disc;
}

.method-list li {
    font-size: 15px;
    color: #333333;
    line-height: 1.85;
    margin-bottom: 8px;
}

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

.answer-steps {
    margin: 20px 0 0 0;
    padding-left: 25px;
    list-style-type: decimal;
}

.answer-steps li {
    font-size: 15px;
    color: #333333;
    line-height: 1.85;
    margin-bottom: 12px;
}

.answer-steps li:last-child {
    margin-bottom: 0;
}

.highlight-number {
    color: #E53E3E;
    font-weight: 600;
}

.highlight-red {
    color: #E53E3E;
    font-weight: 600;
}

.answer-note {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.note-label {
    font-size: 15px;
    font-weight: 600;
    color: #333333;
    margin: 0 0 12px 0;
}

.note-text {
    font-size: 15px;
    color: #333333;
    line-height: 1.85;
    margin: 0;
}

.question-group.hidden,
.answer-group.hidden {
    display: none;
}

/* 响应式设计 - 客服中心 */
@media (max-width: 1024px) {
    .service-header-content {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }

    .service-title-section {
        flex-direction: column;
        align-items: center;
    }

    .service-headset-icon {
        width: 150px;
        height: 150px;
    }

    .service-panel {
        grid-template-columns: 1fr;
    }

    .service-questions {
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
    }
}

@media (max-width: 768px) {
    .service-header {
        padding: 60px 20px 40px;
    }

    .service-content {
        padding: 40px 20px;
    }

    .service-tabs {
        padding: 0 20px;
        flex-wrap: wrap;
    }

    .service-tab {
        padding: 15px 20px;
        font-size: 14px;
    }

    .service-panel {
        min-height: auto;
    }

    .question-item {
        padding: 15px 20px;
    }

    .service-answer {
        padding: 30px 20px;
    }

    .answer-content {
        font-size: 14px;
    }

    .service-title {
        font-size: 36px;
    }
}

/* 页脚样式 */
.site-footer {
    background: #ffffff;
    padding: 40px 20px;
    text-align: center;
    border-top: 1px solid #e5e5e5;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-line {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: #666666;
    line-height: 1.6;
}

.footer-text {
    color: #666666;
    font-size: 14px;
}

.footer-separator {
    color: #cccccc;
    margin: 0 4px;
}

.footer-icon {
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f4d03f 0%, #f39c12 100%);
    border: 1px solid #e67e22;
    position: relative;
    margin: 0 4px;
    vertical-align: middle;
}

.footer-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #E53E3E;
}

/* 响应式设计 - 页脚 */
@media (max-width: 768px) {
    .site-footer {
        padding: 30px 15px;
    }

    .footer-line {
        font-size: 12px;
        gap: 6px;
    }

    .footer-text {
        font-size: 12px;
    }

    .footer-icon {
        width: 14px;
        height: 14px;
    }

    .footer-icon::before {
        width: 6px;
        height: 6px;
    }
}

@media (max-width: 480px) {
    .footer-line {
        flex-direction: column;
        gap: 8px;
    }

    .footer-separator {
        display: none;
    }
}

/* 公告详情页面样式 */
.notice-detail-content {
    background: #f5f5f5;
    padding: 40px 20px;
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.notice-detail-container {
    max-width: 1100px;
    width: 100%;
}

.breadcrumb {
    margin-bottom: 30px;
    font-size: 16px;
    color: #666666;
}

.breadcrumb-link {
    color: #666666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-link:hover {
    color: #E53E3E;
}

.breadcrumb-separator {
    margin: 0 8px;
    color: #999999;
}

.breadcrumb-current {
    color: #333333;
}

.notice-detail-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 70px 80px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.notice-detail-title {
    font-size: 42px;
    font-weight: 700;
    color: #333333;
    text-align: center;
    margin: 0 0 50px 0;
    padding-bottom: 25px;
    border-bottom: 1px solid #e5e5e5;
}

.notice-detail-body {
    margin-bottom: 50px;
}

.notice-greeting {
    font-size: 20px;
    color: #333333;
    margin: 0 0 30px 0;
    font-weight: 500;
}

.notice-paragraph {
    font-size: 20px;
    color: #666666;
    line-height: 2;
    margin: 0 0 25px 0;
    text-align: justify;
}

.notice-detail-footer {
    margin-top: 60px;
    padding-top: 35px;
    border-top: 1px solid #e5e5e5;
    text-align: right;
}

.notice-sender {
    font-size: 20px;
    color: #333333;
    margin: 0 0 12px 0;
    font-weight: 500;
}

.notice-date {
    font-size: 20px;
    color: #666666;
    margin: 0;
}

/* 响应式设计 - 公告详情页面 */
@media (max-width: 768px) {
    .notice-detail-content {
        padding: 30px 15px;
    }

    .notice-detail-card {
        padding: 50px 40px;
    }

    .notice-detail-title {
        font-size: 32px;
        margin-bottom: 35px;
    }

    .notice-greeting,
    .notice-paragraph {
        font-size: 18px;
    }

    .notice-sender,
    .notice-date {
        font-size: 18px;
    }

    .breadcrumb {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .notice-detail-card {
        padding: 40px 30px;
    }

    .notice-detail-title {
        font-size: 28px;
        margin-bottom: 30px;
    }

    .notice-greeting,
    .notice-paragraph {
        font-size: 16px;
    }

    .notice-sender,
    .notice-date {
        font-size: 16px;
    }

    .breadcrumb {
        font-size: 14px;
    }
}

/* 妙恰App公告详情页面样式 */
.app-notice-title {
    font-size: 42px;
    font-weight: 700;
    color: #333333;
    text-align: center;
    margin: 0 0 50px 0;
    padding-bottom: 25px;
    border-bottom: 1px solid #e5e5e5;
}

.notice-intro {
    font-size: 20px;
    color: #333333;
    line-height: 2;
    margin: 0 0 40px 0;
    text-align: justify;
}

.commitment-list {
    margin: 40px 0;
}

.commitment-item {
    margin-bottom: 35px;
}

.commitment-title {
    font-size: 22px;
    font-weight: 700;
    color: #333333;
    margin: 0 0 15px 0;
}

.commitment-text {
    font-size: 20px;
    color: #666666;
    line-height: 2;
    margin: 0;
    text-align: justify;
}

.notice-conclusion {
    margin-top: 50px;
    text-align: center;
}

.conclusion-text {
    font-size: 20px;
    color: #333333;
    margin: 10px 0;
    font-weight: 500;
}

/* 响应式设计 - 妙恰App公告详情页面 */
@media (max-width: 768px) {
    .app-notice-title {
        font-size: 32px;
        margin-bottom: 35px;
    }

    .notice-intro {
        font-size: 18px;
    }

    .commitment-title {
        font-size: 20px;
    }

    .commitment-text {
        font-size: 18px;
    }

    .conclusion-text {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .app-notice-title {
        font-size: 28px;
        margin-bottom: 30px;
    }

    .notice-intro {
        font-size: 16px;
    }

    .commitment-title {
        font-size: 18px;
    }

    .commitment-text {
        font-size: 16px;
    }

    .conclusion-text {
        font-size: 16px;
    }
}

/* 官网升级公告详情页面样式 */
.section-title {
    font-size: 24px;
    font-weight: 700;
    color: #333333;
    margin: 40px 0 20px 0;
}

.subsection-title {
    font-size: 22px;
    font-weight: 600;
    color: #333333;
    margin: 30px 0 15px 0;
}

.convention-list {
    list-style: decimal;
    padding-left: 30px;
    margin: 20px 0;
}

.convention-list-item {
    font-size: 20px;
    color: #666666;
    line-height: 2;
    margin: 15px 0;
    padding-left: 10px;
}

.feature-section {
    margin: 30px 0;
}

a .feature-section:hover {
    background-color: #f5f5f5;
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    color: #333333;
    margin: 0 0 15px 0;
}

.commitment-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.commitment-item {
    font-size: 20px;
    color: #666666;
    line-height: 2;
    margin: 10px 0;
    padding-left: 20px;
    position: relative;
}

.commitment-item::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #E53E3E;
    font-weight: bold;
}

/* 响应式设计 - 官网升级公告详情页面 */
@media (max-width: 768px) {
    .section-title {
        font-size: 22px;
        margin: 30px 0 15px 0;
    }

    .subsection-title {
        font-size: 20px;
        margin: 25px 0 12px 0;
    }

    .convention-list {
        padding-left: 25px;
    }

    .convention-list-item {
        font-size: 18px;
        margin: 12px 0;
    }

    .feature-title {
        font-size: 20px;
    }

    .commitment-item {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 20px;
        margin: 25px 0 12px 0;
    }

    .subsection-title {
        font-size: 18px;
        margin: 20px 0 10px 0;
    }

    .convention-list {
        padding-left: 20px;
    }

    .convention-list-item {
        font-size: 16px;
        margin: 10px 0;
    }

    .feature-title {
        font-size: 18px;
    }

    .commitment-item {
        font-size: 16px;
    }
}

/* 浮动客服按钮 */
.floating-service-btn {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 50%, #FF8C00 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    transition: all 0.3s ease;
    color: #ffffff;
    position: relative;
    box-shadow: 
        0 0 20px rgba(255, 215, 0, 0.6),
        0 0 40px rgba(255, 165, 0, 0.4),
        0 4px 12px rgba(0, 0, 0, 0.2);
    overflow: visible;
}

.floating-service-btn::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FFD700, #FFA500, #FF8C00);
    opacity: 0.3;
    filter: blur(12px);
    z-index: -1;
}

.service-btn-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.4) 0%, rgba(255, 165, 0, 0.2) 40%, transparent 70%);
    pointer-events: none;
}

.service-btn-icon {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.service-btn-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #FFD700;
    border-radius: 50%;
    box-shadow: 0 0 6px #FFD700, 0 0 12px #FFA500;
}

.particle-1 {
    top: 10%;
    left: 50%;
 0s;
}

.particle-2 {
    top: 20%;
    right: 15%;
 0.4s;
}

.particle-3 {
    top: 50%;
    right: 5%;
 0.8s;
}

.particle-4 {
    bottom: 15%;
    right: 20%;
 1.2s;
}

.particle-5 {
    bottom: 10%;
    left: 50%;
 1.6s;
}

.particle-6 {
    bottom: 20%;
    left: 15%;
 2s;
}

.particle-7 {
    top: 50%;
    left: 5%;
 2.4s;
}

.particle-8 {
    top: 20%;
    left: 15%;
 2.8s;
}




.floating-service-btn:hover {
    transform: scale(1.1);
    box-shadow: 
        0 0 30px rgba(255, 215, 0, 0.8),
        0 0 60px rgba(255, 165, 0, 0.6),
        0 6px 20px rgba(0, 0, 0, 0.3);
}

.floating-service-btn:hover .service-btn-glow {
    opacity: 0.8;
    transform: translate(-50%, -50%) scale(1.2);
}

/* 联系我们弹窗 */
.contact-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.contact-modal.active {
    opacity: 1;
    visibility: visible;
}

.contact-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.contact-modal-content {
    position: relative;
    background: #ffffff;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.contact-modal.active .contact-modal-content {
    transform: translateY(0);
}

.contact-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
}

.contact-modal-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 600;
    color: #333333;
}

.contact-modal-title svg {
    color: #333333;
}

.contact-modal-close {
    background: none;
    border: none;
    font-size: 28px;
    color: #333333;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border-radius: 4px;
}

.contact-modal-close:hover {
    background: #f5f5f5;
    color: #000000;
}

.contact-modal-divider {
    height: 1px;
    background: #e5e5e5;
    margin: 0 24px;
}

.contact-modal-body {
    padding: 24px;
}

.contact-info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-info-item:last-child {
    margin-bottom: 0;
}

.contact-info-item svg {
    flex-shrink: 0;
    color: #333333;
    margin-top: 2px;
}

.contact-info-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-phone {
    font-size: 18px;
    font-weight: 600;
    color: #333333;
}

.contact-hours {
    font-size: 14px;
    color: #666666;
}

.contact-hours-detail {
    font-size: 14px;
    color: #666666;
}

.contact-holiday {
    font-size: 14px;
    color: #666666;
}

.contact-email {
    font-size: 18px;
    font-weight: 600;
    color: #333333;
}

/* 响应式设计 - 浮动客服按钮和弹窗 */
@media (max-width: 768px) {
    .floating-service-btn {
        bottom: 80px;
        right: 20px;
        width: 56px;
        height: 56px;
    }

    .floating-service-btn .service-btn-icon svg {
        width: 24px;
        height: 24px;
    }

    .contact-modal-content {
        width: 95%;
        max-width: none;
    }

    .contact-modal-header {
        padding: 16px 20px;
    }

    .contact-modal-title {
        font-size: 18px;
    }

    .contact-modal-body {
        padding: 20px;
    }

    .contact-phone,
    .contact-email {
        font-size: 16px;
    }

    .contact-hours,
    .contact-hours-detail,
    .contact-holiday {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .floating-service-btn {
        bottom: 60px;
        right: 15px;
        width: 52px;
        height: 52px;
    }

    .floating-service-btn .service-btn-icon svg {
        width: 20px;
        height: 20px;
    }

    .particle {
        width: 3px;
        height: 3px;
    }

    .contact-modal-header {
        padding: 14px 16px;
    }

    .contact-modal-body {
        padding: 16px;
    }

    .contact-info-item {
        gap: 12px;
        margin-bottom: 20px;
    }
}