/* 添加字体 */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;1,400&family=Dancing+Script:wght@700&display=swap');

/* 添加自定义字体 */
@font-face {
    font-family: 'YouYuan';
    src: url('../fonts/YouYuan.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'HuaWenKaiTi';
    src: url('../fonts/HuaWenKaiTi.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

/* 定义字体变量 */
:root {
    --font-primary: 'Noto Sans SC', sans-serif;  /* 中文主字体 */
    --font-english: 'Open Sans', sans-serif;     /* 英文字体 */
    --font-decorative: 'HuaWenKaiTi', serif;    /* 装饰字体 */
}

/* 重置默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 全局样式 */
body {
    font-family: var(--font-primary), var(--font-english);
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
}

/* 顶部导航栏 */
.top-bar {
    background-color: #222;
    width: 100%;
    height: 50px;
    position: relative;
    top: 0;
    left: 0;
    z-index: 1000;
}

.top-table {
    width: 90%;  /* 改为百分比宽度 */
    max-width: 1280px;
    height: 50px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

/* 网站 Logo 样式定义 */
.site-logo {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.site-logo .overwatch {
    width: 50px;
    height: 50px;
    border: 7px solid #66B512;
    border-radius: 50%;
    position: relative;
    box-sizing: border-box;
    border-top-color: rgba(0,0,0,0);
}

.site-logo .overwatch:after,
.site-logo .overwatch:before {
    display: none;
}

.site-logo .overwatch div {
    width: 48px;
    height: 50px;
    border: 7px solid #ffffff;
    border-radius: 50%;
    box-sizing: border-box;
    border-bottom-color: rgba(0,0,0,0);
    border-left-color: rgba(0,0,0,0);
    border-right-color: rgba(0,0,0,0);
    position: absolute;
    top: -8px;
    left: -6px;
}

.site-logo .overwatch div:before {
    content: "";
    border-width: 0 7px 16px 0;
    border-style: solid;
    border-color: transparent transparent #ffffff;
    width: 0;
    height: 0;
    position: absolute;
    right: 9px;
    bottom: 13px;
}

.site-logo .overwatch div:after {
    content: "";
    border-width: 0 0 16px 7px;
    border-style: solid;
    border-color: transparent transparent #ffffff;
    width: 0;
    height: 0;
    position: absolute;
    left: 9px;
    bottom: 13px;
}

/* 主页LOGO旁边的文字样式 */
.logo-text-container {
    display: flex;
    flex-direction: column;
    gap: 0px;  /* 将间距从 4px 改为 0 */
    line-height: 1.2;  /* 添加行高控制 */
}

.logo-text {
    font-family: var(--font-decorative);
    font-size: 22px;
    color: white;
    font-weight: 800;
    margin-bottom: 2px;
}

/* 添加首字母样式 */
.logo-text::first-letter,
.logo-text span.highlight {
    color: #66B512;  /* 使用相同的绿色 */
}

/* 修改副标题样式 */
.logo-subtitle {
    font-family: var(--font-english);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
    font-weight: 400;
    line-height: 0.8;
}

/* 添加 AI 文字高亮样式 */
.logo-subtitle .highlight {
    color: #66B512;  /* 使用相同的绿色 */
    font-weight: 600;  /* 稍微加粗 */
}

/* 添加小字样式 */
.logo-text small {
    font-size: 12px;
    font-weight: 400;
    opacity: 0.9;
    text-transform: none;
    margin-left: 5px;
}

.nav-links {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* 统一导航按钮样式 */
.nav-links a,
.nav-links .heart-link,
.nav-links .user-name,
.nav-links .login-link {
    text-align: center;
    text-transform: uppercase;
    cursor: pointer;
    font-size: 16px;
    letter-spacing: 2px;
    position: relative;
    background-color: #66B512;
    border: none;
    color: #000;
    padding: 12px 24px;
    min-width: 60px;  /* 添加最小宽度 */
    height: 45px;      /* 统一高度 */
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(102, 181, 18, 0.3);
    border-radius: 4px;
    margin-left: 10px;
    text-decoration: none;
}

/* 统一悬浮效果 */
.nav-links a:hover,
.nav-links .heart-link:hover,
.nav-links .user-name:hover,
.nav-links .login-link:hover {
    background: #7BC71F;
    box-shadow: 0px 2px 10px 5px rgba(102, 181, 18, 0.4);
    color: #000;
}

/* 心形图标特殊样式 */
.heart-link i {
    color: #ff4d4d !important;
    font-size: 16px;
    transition: all 0.3s;
}

.nav-links .heart-link:hover i {
    color: #ff4d4d !important;
    transform: scale(1.2);
}

/* 活跃状态样式 */
.nav-links a.active {
    background: #7BC71F;
    box-shadow: 0px 2px 10px 5px rgba(102, 181, 18, 0.4);
}

/* 横幅样式 */
.banner {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.banner-body {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.banner-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;  /* 禁止鼠标事件 */
    user-select: none;     /* 禁止选择 */
    -webkit-user-drag: none;  /* 禁止拖拽 */
    -webkit-touch-callout: none;  /* 禁止长按菜单 */
}

/* 横幅文字样式 */
.banner-text {
    position: absolute;
    top: 20%;
    left: 25%;
    text-align: left;
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.site-name {
    font-size: 48px;
    font-weight: bold;
    font-family: 'Arial Black', sans-serif;
    margin-bottom: 10px;
    letter-spacing: 2px;
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}

.welcome-text {
    font-size: 36px;
    font-style: italic;
    font-family: 'Georgia', serif;
    opacity: 0.9;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
}

/* 主要内容区域 */
.main-content {
    margin-top: 0;
    padding: 20px;
    background-color: #f5f5f5;
}

.container {
    padding: 0;
    width: 40%;
    min-width: 300px;
    max-width: 500px;
    text-align: center;
    background: transparent;
    margin: -60px auto 0;
    position: relative;
    z-index: 1001;
}

/* 内容区域样式 */
.article {
    background: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.article h2 {
    margin: 0 0 10px;
    color: #333;
}

.article-meta {
    color: #666;
    font-size: 0.9em;
    margin-bottom: 10px;
}

.article-content {
    line-height: 1.6;
    color: #444;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        width: 50%;
    }
}

@media (max-width: 768px) {
    .container {
        width: 80%;
        margin-top: -40px;
    }
    
    .list {
        gap: 20px;
    }
    
    .list li {
        padding: 0 10px;
    }
    
    .list span {
        font-size: 16px;
    }
}

/* 日历框样式 */
.calendar-box {
    position: absolute;
    top: 100px;
    left: 12px;
    text-align: left;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 6px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.date-display {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 3px;
}

.weekday-display {
    font-size: 16px;
    margin-bottom: 0;
}

.coffee-text {
    font-size: 16px;
    font-style: italic;
    opacity: 0.9;
}

/* 添加悬浮效果 */
.calendar-box:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .calendar-box {
        top: 80px;
        left: 8px;
        padding: 12px;
    }
    
    .date-display {
        font-size: 20px;
    }
    
    .weekday-display {
        font-size: 14px;
    }
    
    .coffee-text {
        font-size: 14px;
    }
}

/* 新的内容区域样式 */
.content-section {
    background-color: #f8f9fa;
    padding: 40px 0;
    min-height: calc(100vh - 450px);
}

.content-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 快速链接区域 */
.quick-links {
    margin: 20px 0 40px;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.link-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: #333;
}

.link-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
}

.link-card i {
    font-size: 32px;
    margin-bottom: 15px;
    color: #4a90e2;
}

.link-card span {
    font-size: 16px;
    font-weight: 500;
}

/* 状态展示区域 */
.status-section {
    margin-top: 40px;
}

.status-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.status-card h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 20px;
    text-align: center;
}

.status-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.status-label {
    color: #666;
    font-size: 14px;
}

.status-value {
    font-weight: 500;
    color: #333;
}

.status-value.online {
    color: #2ecc71;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .content-container {
        padding: 0 15px;
    }
    
    .links-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .link-card {
        padding: 20px;
    }
}

/* 用户信息栏样式 */
.user-info-bar {
    background-color: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    padding: 10px 20px;
    margin-bottom: 20px;
}

.user-info-content {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 20px;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    font-family: 'Microsoft YaHei', sans-serif;
}

.user-name, .login-duration {
    color: #495057;
    font-size: 14px;
    font-weight: normal;
    line-height: 1.5;
}

.logout-btn {
    display: block;
    width: 100%;
    padding: 10px 15px;
    text-align: left;
    background: none;
    border: none;
    color: #333;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.logout-btn:hover {
    background-color: #f5f5f5;
    color: #e74c3c;
    box-shadow: none;
}

/* 主页导航栏样式 */
.home-nav {
    position: absolute;
    width: calc(100% - 10px);
    margin: 0 5px;
    z-index: 100;
}

.home-nav .top-table {
    background: transparent;
    border-radius: 8px;
    margin: 20px auto;
    padding: 10px 20px;
    backdrop-filter: none;
    width: 100%;
    max-width: calc(100% - 10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.home-nav .nav-links a {
    text-align: center;
    text-transform: uppercase;
    cursor: pointer;
    font-size: 16px;
    letter-spacing: 2px;
    position: relative;
    background-color: #66B512;  /* 修改背景颜色 */
    border: none;
    color: #000;  /* 修改文字颜色为黑色 */
    padding: 12px 24px;
    width: auto;
    text-align: center;
    transition: all 0.4s;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(102, 181, 18, 0.3);  /* 调整阴影颜色 */
    border-radius: 4px;
    text-decoration: none;
    margin: 0 10px;
}

.home-nav .nav-links a:hover {
    background: #7BC71F;  /* 悬浮时稍微变亮 */
    box-shadow: 0px 2px 10px 5px rgba(102, 181, 18, 0.4);  /* 调整悬浮时的阴影 */
    color: #000;  /* 保持黑色文字 */
}

/* 修改首页导航栏中的登录链接样式 */
.home-nav .nav-links a.login-link {
    background-color: #66B512;
    color: #000;
    box-shadow: 0 5px 15px rgba(102, 181, 18, 0.3);
}

.home-nav .nav-links a.login-link:hover {
    background: #7BC71F;
    box-shadow: 0px 2px 10px 5px rgba(102, 181, 18, 0.4);
    color: #000;
}

/* 添加点击波纹效果 */
.home-nav .nav-links a::after {
    content: "";
    background: #7BC71F;  /* 修改波纹颜色 */
    display: block;
    position: absolute;
    padding-top: 300%;
    padding-left: 350%;
    margin-left: -20px;
    margin-top: -120%;
    opacity: 0;
    transition: all 0.8s;
    top: 0;
    left: 0;
}

.home-nav .nav-links a:active::after {
    padding: 0;
    margin: 0;
    opacity: 1;
    transition: 0s;
}

.home-nav .logo-section {
    color: rgba(255, 255, 255, 0.98);
    font-weight: bold;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .home-nav {
        width: calc(100% - 6px);
        margin: 0 3px;
    }
    
    .home-nav .top-table {
        padding: 10px;
    }
    
    .social-icons {
        top: 80px;
        right: 25px;
        gap: 10px;
    }
    
    .social-icon {
        width: 35px;
        height: 35px;
    }
    
    .social-icon i {
        font-size: 14px;
    }
}

/* 社交图标容器 */
.social-icons {
    position: absolute;
    top: 100px;
    right: 40px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* 单个图标样式 */
.social-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #333;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

/* 图标悬浮效果 */
.social-icon:hover {
    background: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 图标大小 */
.social-icon i {
    font-size: 18px;
    transition: all 0.3s ease;
    color: #333;
}

/* 每个图标的特定悬浮颜色 */
.social-icon:hover .fa-facebook-f {
    color: #3b5998;
}

.social-icon:hover .fa-twitter {
    color: #1da1f2;
}

.social-icon:hover .fa-instagram {
    color: #e1306c;
}

.social-icon:hover .fa-github {
    color: #333;
}

/* 确保图标在 banner 上方显示清晰 */
.banner {
    position: relative;
}

/* 页脚样式 */
.footer {
    background-color: #222;
    color: #fff;
    padding: 60px 0 20px;
    margin-top: 1px;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-section h3 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: 500;
}

.footer-section p {
    color: #aaa;
    line-height: 1.6;
    font-size: 14px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #aaa;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
}

.footer-section ul li a:hover {
    color: #fff;
}

.footer-section ul li i {
    margin-right: 10px;
    color: #4CAF50;
    width: 16px;
}

.footer-bottom {
    max-width: 1280px;
    margin: 40px auto 0;
    padding: 20px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-family: var(--font-english);
}

.footer-bottom p {
    color: #666;
    font-size: 14px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 0 15px;
    }
    
    .footer-section {
        text-align: center;
    }
    
    .footer-section ul li i {
        margin-right: 5px;
    }
    
    .footer-bottom {
        margin-top: 30px;
        padding: 15px;
    }
}

/* 主体内容区域样式 */
.main-body {
    background-color: #f8f9fa;
    min-height: 400px;  /* 设置最小高度 */
    padding: 60px 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 建设中提示样式 */
.construction-notice {
    text-align: center;
    padding: 40px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
}

.construction-notice i {
    font-size: 48px;
    color: #4CAF50;
    margin-bottom: 20px;
}

.construction-notice h2 {
    font-size: 24px;
    color: #333;
    margin-bottom: 15px;
    font-weight: 500;
}

.construction-notice p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

/* 登录页面样式 */
.login-container {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

.login-box h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}

.login-box form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.login-box form p {
    margin: 0;
}

.login-box form input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
}

.login-btn {
    background: #4CAF50;
    color: white;
    padding: 12px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.login-btn:hover {
    background: #45a049;
}

/* 用户下拉菜单样式 */
.user-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    min-width: 180px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    padding: 10px 15px;
    display: none;
    z-index: 1000;
    overflow: hidden;
}

.user-dropdown:hover .dropdown-content {
    display: block;
}

/* 修改下拉菜单项样式 */
.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    background: none;
    border: none;
    width: 100%;
    text-transform: none;
    box-shadow: none;
    letter-spacing: normal;
    transition: none !important;  /* 移除所有过渡效果 */
    transform: none !important;   /* 移除所有变形效果 */
}

.dropdown-item:hover {
    background-color: #f5f5f5;
    color: #4CAF50;
    transform: none !important;
    box-shadow: none !important;
}

.dropdown-item i {
    color: #666;
    font-size: 16px;
    margin-right: 8px;
}

/* 确保下拉菜单容器样式正确 */
.dropdown-content {
    min-width: 180px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

/* 移除继承的按钮样式 */
.dropdown-content a,
.dropdown-content button {
    background: none !important;
    box-shadow: none !important;
    text-transform: none !important;
    letter-spacing: normal !important;
    font-size: 14px !important;
    padding: 10px 15px !important;
    transition: none !important;
    transform: none !important;
    animation: none !important;
    opacity: 1 !important;
}

/* 移除波纹效果 */
.dropdown-content a::after,
.dropdown-content button::after {
    display: none !important;
}

/* 特性按钮组样式 */
.feature-buttons {
    position: absolute;
    top: 35%;
    left: 10%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.button-group {
    display: flex;
    align-items: center;
    gap: 15px;
    opacity: 0;
    transform: translateX(-20px);
    animation: slideIn 0.5s ease forwards;
}

/* 按钮依次延迟出现 */
.button-group:nth-child(1) { animation-delay: 0.2s; }
.button-group:nth-child(2) { animation-delay: 0.4s; }
.button-group:nth-child(3) { animation-delay: 0.6s; }
.button-group:nth-child(4) { animation-delay: 0.8s; }

.feature-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.9);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.feature-btn i {
    font-size: 20px;
    color: #4CAF50;
    transition: all 0.3s ease;
}

.button-text {
    color: white;
    font-size: 16px;
    font-weight: 500;
    opacity: 0.9;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

/* 悬浮效果 */
.button-group:hover .feature-btn {
    transform: scale(1.1);
    background: #4CAF50;
}

.button-group:hover .feature-btn i {
    color: white;
}

.button-group:hover .button-text {
    opacity: 1;
    transform: translateX(5px);
}

/* 滑入动画 */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .feature-buttons {
        top: 30%;
        left: 8%;
    }
    
    .feature-btn {
        width: 40px;
        height: 40px;
    }
    
    .feature-btn i {
        font-size: 16px;
    }
    
    .button-text {
        font-size: 14px;
    }
}

/* 论坛容器样式 */
.forum-container {
    max-width: 1280px;
    margin: 20px auto;
    padding: 20px;
    background: #f5f5f5;  /* 浅灰色背景 */
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* 操作栏样式 */
.action-bar {
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

/* 筛选按钮样式 */
.filter-action {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
}

.active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    flex: 1;
}

/* 发帖按钮样式 */
.create-post-btn {
    background: linear-gradient(45deg, #4CAF50, #45a049);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.create-post-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
}

.create-post-btn i {
    font-size: 16px;
}

/* 帖子卡片样式 */
.post-card {
    background: linear-gradient(145deg, #1565c0, #0d47a1);  /* 更深的蓝色渐变背景 */
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 2px 10px rgba(13, 71, 161, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.post-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 20px rgba(13, 71, 161, 0.4);
}

.post-header {
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);  /* 半透明白色分隔线 */
    padding-bottom: 15px;
}

.post-title {
    font-size: 22px;
    color: #ffffff;  /* 白色标题 */
    margin-bottom: 12px;
    font-weight: 600;
}

.post-meta {
    display: flex;
    gap: 20px;
    color: rgba(255, 255, 255, 0.8);  /* 半透明白色元信息 */
    font-size: 14px;
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.post-meta i {
    color: #4CAF50;
}

.post-content {
    color: rgba(255, 255, 255, 0.9);  /* 近白色文本 */
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 15px;
}

/* 附件样式 */
.post-attachments {
    background: rgba(255, 255, 255, 0.1);  /* 半透明白色 */
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.post-attachments h4 {
    color: rgba(255, 255, 255, 0.95);  /* 近白色标题 */
    margin-bottom: 12px;
    font-size: 16px;
    font-weight: 500;
}

.post-attachments ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.post-attachments li {
    margin-bottom: 8px;
}

.post-attachments a {
    color: rgba(255, 255, 255, 0.9);  /* 近白色链接 */
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.post-attachments a:hover {
    background-color: rgba(255, 255, 255, 0.15);  /* 悬停时的半透明白色背景 */
    transform: translateX(5px);
}

/* 发帖对话框样式 */
.dialog {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.dialog-content {
    position: relative;
    background: white;
    width: 90%;
    max-width: 600px;
    margin: 50px auto;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.dialog h3 {
    color: #333;
    margin-bottom: 25px;
    font-size: 24px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #555;
    font-weight: 500;
}

.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 15px;
    transition: border-color 0.3s;
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    border-color: #4CAF50;
    outline: none;
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group input[type="file"] {
    display: block;
    margin-top: 8px;
}

.dialog-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.dialog-buttons button {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 15px;
    transition: all 0.3s ease;
}

.dialog-buttons button[type="submit"] {
    background: #4CAF50;
    color: white;
}

.dialog-buttons button[type="button"] {
    background: #f5f5f5;
    color: #666;
}

.dialog-buttons button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* 无帖子提示样式 */
.no-posts {
    text-align: center;
    padding: 60px 20px;
    color: #666;
}

.no-posts i {
    font-size: 48px;
    color: #ddd;
    margin-bottom: 15px;
}

.no-posts p {
    font-size: 16px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .forum-container {
        padding: 15px;
        margin: 10px;
    }
    
    .post-card {
        padding: 20px;
    }
    
    .post-title {
        font-size: 20px;
    }
    
    .dialog-content {
        width: 95%;
        padding: 20px;
        margin: 30px auto;
    }
    
    .dialog-buttons button {
        padding: 10px 20px;
    }
}

/* 发帖时间显示样式 */
.current-time {
    background: #f5f5f5;
    padding: 10px 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.current-time label {
    color: #666;
    font-weight: 500;
    margin-right: 10px;
}

.current-time span {
    color: #2f3542;
    font-weight: 500;
    font-family: monospace;
}

/* 文件引用样式 */
.file-reference {
    margin-top: 10px;
}

.browse-btn {
    background: #4CAF50;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.selected-files {
    margin-top: 10px;
}

.selected-file {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px;
    background: #f5f5f5;
    border-radius: 4px;
    margin-bottom: 5px;
}

.remove-file {
    color: #ff4444;
    cursor: pointer;
}

/* 文件筛选器样式 */
.filter-section {
    margin-bottom: 20px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.filter-title {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 10px;
}

.file-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.file-tag {
    padding: 5px 12px;
    background: #e8f5e9;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-tag.active {
    background: #4CAF50;
    color: white;
}

/* 筛选按钮样式 */
.filter-btn {
    background: linear-gradient(45deg, #2f3542, #404859);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(47, 53, 66, 0.3);
}

.filter-btn:hover {
    background: linear-gradient(45deg, #404859, #4a5568);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(47, 53, 66, 0.4);
}

.filter-tag {
    background: #404859;
    color: white;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.filter-tag i {
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.filter-tag i:hover {
    opacity: 1;
}

/* 文件列表样式 */
.file-list {
    max-height: 400px;
    overflow-y: auto;
    margin: 15px 0;
    padding: 10px;
    background: #f5f5f5;
    border-radius: 8px;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-bottom: 1px solid #ddd;
}

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

.file-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
}

.file-item span {
    color: #333;
}

@media (max-width: 768px) {
    .action-bar {
        flex-direction: column;
        gap: 15px;
    }
    
    .filter-action {
        width: 100%;
    }
    
    .create-post-btn {
        width: 100%;
        justify-content: center;
    }
}

/* 帖子操作按钮样式 */
.post-actions {
    float: right;
    margin: -5px -5px 0 0;
}

.delete-post-btn {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    padding: 8px;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.delete-post-btn:hover {
    color: #ff4444;
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

.delete-post-btn i {
    font-size: 16px;
}

/* 文件展示区域样式 */
.files-showcase {
    background: rgba(30, 136, 229, 0.5);  /* 半透明蓝色背景 */
    padding: 20px 0;
    border-bottom: 1px solid #e2e8f0;
    margin-bottom: 20px;
}

.files-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.files-title {
    color: #ffffff;  /* 白色文本颜色 */
    font-size: 18px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.files-title i {
    color: #4a5568;
}

.files-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    max-height: 200px;
    overflow-y: auto;
    padding: 10px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.file-item-showcase {
    background: rgba(255, 255, 255, 0.8);  /* 半透明白色背景 */
    padding: 10px 15px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.file-item-showcase:hover {
    background: #e2e8f0;
    transform: translateY(-2px);
}

.file-item-showcase i {
    color: #4a5568;
    font-size: 16px;
}

.file-item-showcase span {
    color: #2d3748;
    font-size: 18px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .files-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        max-height: 150px;
    }
}

/* Banner 文本展示框容器 */
.banner-text-boxes {
    position: absolute;
    top: 60px;
    left: 70px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: flex-start;
    width: calc(90% - 26px);
    max-width: 800px;
    padding: 20px;
    border-radius: 10px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, auto);
    z-index: 1000;  /* 增加 z-index 确保显示在最上层 */
}

.banner-text-box {
    position: relative;
    background: rgba(0, 145, 223, 0.9);
    padding: 30px 40px;
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    text-align: center;
    width: 100%;
    min-height: 150px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.banner-text-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(31, 38, 135, 0.25);
}

.file-path {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
}

.view-doc-btn {
    background: linear-gradient(45deg, #1565c0, #0d47a1);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.view-doc-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(21, 101, 192, 0.3);
}

/* 响应式布局 */
@media (max-width: 1200px) {
    .banner-text-boxes {
        width: calc(100% - 26px);
        gap: 15px;
        padding: 15px;
    }
    
    .banner-text-box {
        padding: 20px;
        min-height: 120px;
    }
}

@media (max-width: 768px) {
    .banner-text-box {
        padding: 15px;
        min-height: 100px;
    }
    
    .banner-text-box h2 {
        font-size: 14px;
    }
    
    .file-path {
        font-size: 12px;
    }
}

/*主页导航css样式*/
.nav-menu {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;  /* 增加图标和文字的间距 */
    text-decoration: none;
    color: white;  /* 改为白色 */
    padding: 12px 24px;  /* 增加内边距 */
    border-radius: 8px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.1);  /* 添加半透明背景 */
}

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

.nav-item i {
    font-size: 24px;  /* 增大图标尺寸 */
    color: white;
}

.nav-item span {
    font-size: 20px;  /* 增大文字尺寸 */
    font-weight: 500;
    white-space: nowrap;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);  /* 添加文字阴影 */
    font-family: var(--font-primary), var(--font-english);
}

/* 活跃状态 */
.nav-item.active {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .nav-menu {
        gap: 5px;
        padding: 8px;
    }
    
    .nav-item {
        padding: 8px 12px;
    }
    
    .nav-item span {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        width: 100%;
        justify-content: space-between;
        overflow-x: auto;
    }
}

/* 对话框容器样式 */
.chat-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

/* 欢迎信息样式 */
.welcome-message {
    text-align: center;
    color: white;
}

.welcome-message h1 {
    font-family: var(--font-decorative);
    font-size: 48px;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.welcome-message p {
    font-family: var(--font-english);
    font-size: 24px;
    opacity: 0.9;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

/* 图片保护样式 */
.protected-image {
    position: relative;
    width: 100%;
    height: 100%;
    pointer-events: none;  /* 禁止鼠标事件 */
    user-select: none;     /* 禁止选择 */
    z-index: 1;
}

/* 添加遮罩层防止查看源码获取图片地址 */
.protected-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    pointer-events: none;
}

/* 修改垂直菜单样式 */
.vertical-menu {
    position: absolute;
    left: 40px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 25px;  /* 增加间距 */
    z-index: 100;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: white;
    position: relative;  /* 为下划线定位 */
    background: none;  /* 移除背景 */
    border: none;      /* 移除边框 */
}

/* 添加下划线效果 */
.menu-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;  /* 初始宽度为0 */
    height: 2px;
    background: #4CAF50;
    transition: width 0.3s ease;
}

.menu-item:hover::after {
    width: 100%;  /* 悬浮时展开下划线 */
}

/* 修改图标容器样式 */
.menu-icon {
    width: auto;  /* 移除固定宽度 */
    height: auto; /* 移除固定高度 */
    background: none;  /* 移除背景 */
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.menu-item:hover .menu-icon,
.menu-item.active .menu-icon {
    background: none;  /* 移除悬浮时的背景 */
    transform: translateY(-2px);  /* 改为向上移动效果 */
}

.menu-icon i {
    font-size: 24px;  /* 增大图标尺寸 */
    color: white;
}

.menu-item span {
    font-size: 18px;
    font-weight: 500;
    white-space: nowrap;
    font-family: var(--font-primary), var(--font-english);
}

/* 活跃状态样式 */
.menu-item.active {
    transform: none;  /* 移除位移效果 */
    background: none;
}

.menu-item.active::after {
    width: 100%;  /* 活跃状态显示下划线 */
}

/* 响应式调整 */
@media (max-width: 768px) {
    .vertical-menu {
        left: 20px;
        gap: 20px;
    }
    
    .menu-item {
        padding: 8px 12px;
    }
    
    .menu-icon {
        width: 30px;
        height: 30px;
    }
    
    .menu-icon i {
        font-size: 16px;
    }
    
    .menu-item span {
        font-size: 14px;
    }
}

/* 文本显示区域样式 */
.text-display {
    position: absolute;
    left: 300px;
    top: 50%;
    transform: translateY(-50%);
    max-width: 400px;
    opacity: 0;
    transition: all 0.5s ease;
    z-index: 100;
}

.text-display.show {
    opacity: 1;
}

.text-display p {
    font-family: var(--font-primary);
    color: white;
    font-size: 18px;
    line-height: 1.6;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    background: rgba(0, 0, 0, 0.4);
    padding: 20px;
    border-radius: 12px;
    backdrop-filter: blur(8px);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .vertical-menu {
        left: 20px;
    }
    
    .menu-item {
        padding: 10px;
    }
    
    .menu-icon {
        width: 30px;
        height: 30px;
    }
    
    .menu-icon i {
        font-size: 16px;
    }
    
    .menu-item span {
        font-size: 14px;
    }
    
    .text-display {
        left: 200px;
        max-width: 300px;
    }
    
    .text-display p {
        font-size: 16px;
        padding: 15px;
    }
}

/* 社交按钮样式 */
.social-buttons {
    position: fixed;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 1000;
    font-family: var(--font-english);
}

.social-button {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    outline: none;
    width: 44px;
    height: 44px;
    text-decoration: none;
    border-radius: 100%;
    background: #fff;
    text-align: center;
    transition: all 0.3s;
}

.social-button::after {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    display: block;
    width: 0;
    height: 0;
    border-radius: 100%;
    transition: 0.3s;
}

.social-button:focus,
.social-button:hover {
    color: #fff;
}

.social-button:focus::after,
.social-button:hover::after {
    width: calc(100% + 2px);
    height: calc(100% + 2px);
    margin-left: calc(-50% - 1px);
}

.social-button i {
    position: relative;
    z-index: 1;
    font-size: 20px;
    transition: 0.3s;
}

/* 社交按钮颜色 */
.social-button--facebook {
    color: #3b5999;
}
.social-button--facebook::after {
    background: #3b5999;
}

.social-button--linkedin {
    color: #0077b5;
}
.social-button--linkedin::after {
    background: #0077b5;
}

.social-button--snapchat {
    color: #eec900;
}
.social-button--snapchat::after {
    background: #eec900;
}

.social-button--github {
    color: #6e5494;
}
.social-button--github::after {
    background: #6e5494;
}

.social-button--codepen {
    color: #212121;
}
.social-button--codepen::after {
    background: #212121;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .social-buttons {
        right: 10px;
    }
    
    .social-button {
        width: 36px;
        height: 36px;
    }
    
    .social-button i {
        font-size: 16px;
    }
}

/* 新导航按钮样式 */
.list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 40px;
    width: 100%;
}

.list li {
    display: inline-block;
    padding: 0 20px;
    flex: 1;
    max-width: 160px;
}

.list span {
    position: relative;
    display: block;
    cursor: pointer;
    font-family: var(--font-english);
    font-size: 24px;  /* 增大字体大小 */
    font-weight: 700;  /* 加粗 */
    letter-spacing: 4px;  /* 增加字间距 */
    text-transform: uppercase;
    text-shadow: 2px 2px 3px rgba(0, 0, 0, 0.3);  /* 增强文字阴影 */
}

.list__item--yellow {
    color: #FFC56C;
}

.list__item--blue {
    color: #6EC5E9;
}

.list__item--red {
    color: #FF5959;
}

.list span:before,
.list span:after {
    content: '';
    position: absolute;
    width: 0%;
    height: 3px;  /* 增加下划线粗细 */
    bottom: -6px;  /* 调整下划线位置以适应更大的字体 */
    margin-top: -0.5px;
    background: #fff;
}

.list span:before {
    left: -2.5px;
}

.list span:after {
    right: 2.5px;
    background: #fff;
    transition: width 0.8s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.list span:hover:before {
    background: #fff;
    width: 100%;
    transition: width 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.list span:hover:after {
    background: transparent;
    width: 100%;
    transition: 0s;
}

/* 修改中间导航样式 */
.center-nav {
    flex: 1;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin: 0 4%;
    padding-left: 0.1%;
}

/* 调整列表样式 */
.center-nav .list {
    gap: 1%;
    width: auto;
    justify-content: flex-start;
}

.center-nav .list li {
    padding: 0 5px;
    flex: none;
    min-width: 120px;  /* 添加最小宽度 */
}

.center-nav .list span {
    font-size: clamp(16px, 2vw, 24px);
    letter-spacing: clamp(2px, 0.5vw, 4px);
    white-space: normal;  /* 允许文字换行 */
    text-align: center;   /* 文字居中 */
    line-height: 1.2;     /* 调整行高 */
    display: block;       /* 块级显示 */
    min-height: 60px;     /* 设置最小高度 */
    display: flex;        /* 使用flex布局 */
    align-items: center;  /* 垂直居中 */
    justify-content: center; /* 水平居中 */
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .center-nav {
        margin: 0 3%;
    }
    
    .center-nav .list {
        gap: 0.8%;
    }
}

@media (max-width: 992px) {
    .center-nav {
        margin: 0 2%;
    }
    
    .center-nav .list li {
        padding: 0 3px;
    }
}

@media (max-width: 768px) {
    .top-table {
        flex-direction: column;
        height: auto;
        padding: 10px;
    }
    
    .center-nav {
        margin: 10px 0;
        padding-left: 0;
        justify-content: center;
    }
    
    .center-nav .list {
        justify-content: center;
    }
    
    .nav-links {
        margin-top: 10px;
    }
}

/* 修改水滴效果容器样式 */
.c {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 300px;  /* 添加固定高度以便定位水滴 */
    padding: 40px 0;
    background: transparent;
    z-index: 2;
}

/* 添加水滴基础样式 */
.drop {
    position: absolute;
    height: clamp(60px, 12vw, 120px);    /* 减小水滴大小，原来是 100px, 20vw, 200px */
    width: clamp(60px, 12vw, 120px);     /* 减小水滴大小，原来是 100px, 20vw, 200px */
    background: transparent;
    border-radius: 51% 49% 48% 52% / 62% 44% 56% 38%;
    box-shadow: inset 10px 10px 10px rgba(0, 0, 0, 0.05);
    animation: animate 5s ease-in-out infinite;
    transform-origin: bottom center;
}

/* 水滴内部效果 - 调整大小 */
.drop::before {
    content: "";
    position: absolute;
    height: 100%;
    width: 100%;
    background: #318CFE;
    border-radius: 51% 49% 48% 52% / 62% 44% 56% 38%;
    box-shadow: 
        -15px 25px 12px #1B6CFB,    /* 减小阴影大小 */
        -30px 50px 25px #1b6cfb,    /* 减小阴影大小 */
        inset -4px 4px 8px #1B6CFB,  /* 减小内阴影 */
        inset 2px 4px 8px #1a74e5,   /* 减小内阴影 */
        inset 15px -15px 18px white, /* 减小高光 */
        inset 30px -30px 34px #a8ceff; /* 减小高光 */
}

/* 水滴高光效果 - 调整大小 */
.drop::after {
    content: "";
    position: absolute;
    height: clamp(15px, 3vw, 30px);     /* 减小高光大小 */
    width: clamp(15px, 3vw, 30px);      /* 减小高光大小 */
    background: #E6FDFB;
    border-radius: 44% 56% 46% 54% / 36% 50% 50% 64%;
    left: 65%;
    top: 20%;
    box-shadow: clamp(6px, 1.2vw, 12px) clamp(15px, 3vw, 30px) 0 -4px white;  /* 调整高光阴影 */
    opacity: 0.8;
}

/* 调整水滴位置 */
.drop1 {
    left: 25%;
    top: 15%;  /* 稍微上移 */
    transform: translateY(-50%);
}

.drop2 {
    right: 25%;
    bottom: 15%;  /* 稍微下移 */
    transform: translateY(50%);
    z-index: -1;
    border-radius: 46% 50% 39% 54% / 56% 57% 50% 50%;
}

.drop2::before {
    border-radius: 46% 50% 39% 54% / 56% 57% 50% 50%;
}

/* 移除文字容器相关样式 */
.text-c {
    display: none;  /* 隐藏文字容器 */
}

/* 保持水滴样式不变 */
.c {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    padding: 40px 0;
    background: transparent;
    z-index: 2;
}

/* 图片展示区样式 */
.gallery-section {
    position: relative;
    width: 100%;
    height: 100vh;
    background: black;
    overflow: hidden;
}

/* 主容器样式 */
.main-container {
    position: relative;
    width: 100%;
    height: 100%;
    background: black;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 图片基础样式 */
.img {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 0;
    transform-origin: center center;  /* 设置变换原点为中心 */
}

/* 标题基础样式 */
.title {
    position: absolute;
    width: 100%;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    font-size: clamp(2em, 6vw, 6em);
    text-align: center;
    color: #FFF;
    font-weight: 700;
    letter-spacing: .07em;
    text-transform: uppercase;
    opacity: 0;
    z-index: 6;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    margin: 0;
    padding: 0;
}

/* 图片动画 - 添加缓慢放大效果 */
@keyframes imageAnimation {
    0% {
        opacity: 1;
        visibility: visible;
        transform: scale(1);
    }
    19.9% {
        opacity: 1;
        visibility: visible;
        transform: scale(1.1);  /* 缓慢放大到1.1倍 */
    }
    20%, 100% {
        opacity: 0;
        visibility: hidden;
        transform: scale(1.1);
    }
}

/* 文字动画 */
@keyframes textAnimation {
    0% {
        opacity: 0;
        transform: translateY(-40px);
    }
    2%, 18% {
        opacity: 1;
        transform: translateY(-50%);
    }
    20%, 100% {
        opacity: 0;
        transform: translateY(-60px);
    }
}

/* 图片设置 */
.main-container.loaded .img-1 {
    background-image: url('/static/images/gallery/sf.jpg');
    animation: imageAnimation 30s infinite linear;  /* 使用linear确保平滑放大 */
    animation-delay: 0s;
    opacity: 1;
}

.main-container.loaded .img-2 {
    background-image: url('/static/images/gallery/hk.jpg');
    animation: imageAnimation 30s infinite linear;
    animation-delay: 6s;
}

.main-container.loaded .img-3 {
    background-image: url('/static/images/gallery/london.jpg');
    animation: imageAnimation 30s infinite linear;
    animation-delay: 12s;
}

.main-container.loaded .img-4 {
    background-image: url('/static/images/gallery/nyc.jpg');
    animation: imageAnimation 30s infinite linear;
    animation-delay: 18s;
}

.main-container.loaded .img-5 {
    background-image: url('/static/images/gallery/tokyo.jpg');
    animation: imageAnimation 30s infinite linear;
    animation-delay: 24s;
}

/* 文字动画设置 */
.main-container.loaded .title-1 { animation: textAnimation 30s infinite; animation-delay: 0s; }
.main-container.loaded .title-2 { animation: textAnimation 30s infinite; animation-delay: 6s; }
.main-container.loaded .title-3 { animation: textAnimation 30s infinite; animation-delay: 12s; }
.main-container.loaded .title-4 { animation: textAnimation 30s infinite; animation-delay: 18s; }
.main-container.loaded .title-5 { animation: textAnimation 30s infinite; animation-delay: 24s; }