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

:root {
    --primary-color: #ff6600;
    --secondary-color: #4a90e2;
    --bg-color: #f5f5f5;
    --text-color: #333;
    --text-muted: #999;
    --border-color: #e0e0e0;
    --card-bg: #fff;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* 统一的header容器 */
.header-c {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 第一层：收藏保存和登录注册 */
.header-top {
    background: #fff;
    border-bottom: 1px solid #e5e5e5;
    padding: 8px 0;
}

.header-top .header-c {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: fit-content;
    max-width: 100%;
    gap: 20px;
}

.header-top-l {
    display: flex;
    gap: 8px;
    align-items: center;
}

.header-top-r {
    display: flex;
    gap: 8px;
    align-items: center;
}

.icon-fengexian {
    color: #ccc;
    margin: 0 2px;
}

.login-no, .login-already {
    display: flex;
    gap: 12px;
    align-items: center;
}

.header-menu-item {
  position: relative;
}

.menu-link {
    display: flex;
    align-items: center;
    gap: 3px;
    cursor: pointer;
    font-size: 12px !important;
    padding: 2px 0;
    white-space: nowrap;
}

.menu-icon-small {
    font-size: 12px;
    display: inline-block;
}

.dropdown-arrow-small {
    font-size: 8px;
    margin-left: 1px;
    transition: transform 0.3s;
}

.header-menu-item.active .dropdown-arrow-small {
    transform: rotate(180deg);
}

.header-dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 2px);
    right: 0;
    margin-top: 0;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    min-width: 200px;
    max-width: 400px;
    max-height: none;
    overflow: visible;
    z-index: 2000;
    padding: 12px;
    box-sizing: border-box;
}

/* 猜你喜欢下拉菜单特殊样式 */
#recommended-dropdown.header-dropdown-menu {
    min-width: 180px;
    max-width: 180px;
    padding: 6px;
}

/* 我玩过的下拉菜单特殊样式 */
#my-games-dropdown.header-dropdown-menu {
    min-width: 180px;
    max-width: 180px;
    padding: 6px;
}

/* 猜你喜欢下拉菜单 - 网格布局 */
/* 只在active状态下显示网格布局 */
.header-menu-item.active #recommended-dropdown {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    width: 180px;
    padding: 6px;
}

/* 我玩过的下拉菜单 - 网格布局（与猜你喜欢相同） */
.header-menu-item.active #my-games-dropdown {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    width: 180px;
    padding: 6px;
}

.header-menu-item.active .header-dropdown-menu {
    display: block;
}

.header-game-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    text-decoration: none;
    color: #333;
    transition: background 0.2s;
    cursor: pointer;
}

.header-game-dropdown-item:hover {
    background: #f5f5f5;
}

.header-game-dropdown-preview {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    background-size: cover;
    background-position: center;
    background-color: #f0f0f0;
    flex-shrink: 0;
}

.header-game-dropdown-info {
    flex: 1;
    min-width: 0;
}

.header-game-dropdown-name {
    font-size: 13px;
    color: #333;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.header-game-dropdown-category {
    font-size: 11px;
    color: #999;
}

/* 猜你喜欢游戏项样式 */
.recommended-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #333;
    transition: transform 0.2s;
    cursor: pointer;
}

.recommended-game-item:hover {
    transform: translateY(-2px);
}

.recommended-game-icon-wrapper {
    position: relative;
  width: 100%;
    aspect-ratio: 1;
    margin-bottom: 3px;
}

.recommended-game-icon {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    background-size: cover;
    background-position: center;
    background-color: #f0f0f0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.recommended-tag {
    position: absolute;
    top: 2px;
    right: 2px;
    background: #ff6600;
    color: #fff;
    font-size: 8px;
    padding: 1px 2px;
    border-radius: 2px;
    font-weight: bold;
    line-height: 1;
}

.recommended-game-title {
    font-size: 10px;
    color: #333;
    text-align: center;
    line-height: 1.3;
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-word;
}

/* 用户菜单 */
.user-menu-wrapper {
    position: relative;
    z-index: 2001;
}

.user-name-link {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
  }
  
.user-name-link:hover {
    color: var(--primary-color);
}

.user-avatar-small {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255,255,255,0.3);
    background: #f0f0f0;
    flex-shrink: 0;
}

.dropdown-arrow {
    font-size: 10px;
    transition: transform 0.3s;
}

.user-menu-wrapper.active .dropdown-arrow {
    transform: rotate(180deg);
}

.user-dropdown-menu {
    display: none;
  position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    width: 180px;
    z-index: 2000;
    overflow: hidden;
}

.user-menu-wrapper.active .user-dropdown-menu {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    padding: 6px;
}

.dropdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 6px 4px;
    color: #333;
    text-decoration: none;
    transition: background 0.2s;
    border: none;
    background: none;
    width: 100%;
    text-align: center;
    cursor: pointer;
    font-size: 10px;
    border-radius: 4px;
    box-sizing: border-box;
}

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

.menu-icon {
  font-size: 16px;
    width: auto;
    text-align: center;
    line-height: 1;
}

.dropdown-item span:not(.menu-icon) {
    font-size: 10px;
    line-height: 1.2;
    word-break: break-all;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.dropdown-divider {
    display: none; /* 隐藏分隔线，因为grid布局不需要 */
}

.header-link {
    color: #666;
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
}

.header-link:hover {
    color: var(--primary-color);
}

/* 第二层：网站logo和搜索 */
.header-center {
    background: #fff;
    border-bottom: 1px solid #e5e5e5;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.header-center .header-c {
  display: flex;
  align-items: center;
    justify-content: flex-start;
    gap: 20px;
    width: fit-content;
    max-width: 100%;
}

.logo {
  margin: 0;
    display: flex;
    align-items: baseline;
    gap: 4px;
    white-space: nowrap;
}

.logo-text {
    font-size: 36px;
    font-weight: 700;
    background: linear-gradient(135deg, #ff6600, #ff9900);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub {
    font-size: 20px;
    color: var(--primary-color);
  font-weight: 600;
}

.logo-com {
    font-size: 14px;
    color: var(--text-muted);
}

.search-box {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
    max-width: 400px;
}

.search-input {
    flex: 1;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

.search-input:focus {
    border-color: var(--primary-color);
}

.search-btn {
    padding: 8px 24px;
    background: #2da4ff;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
  cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}

.search-btn:hover {
    background: #1e8ce6;
}

.header-center-right {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 1;
    min-width: 0;
}

.header-games {
    display: flex;
    gap: 6px;
    align-items: center;
    flex-shrink: 1;
}

.header-game-item {
    width: 50px;
    height: 50px;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header-game-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.header-game-preview {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #f0f0f0;
}

.header-game-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    color: #fff;
    font-size: 9px;
    padding: 3px 4px;
  text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}

/* 第三层：分类导航 */
.header-bottom {
    background: transparent;
    position: sticky;
    top: 80px;
    z-index: 999;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    overflow: visible;
    width: 100%;
}

.header-bottom-wrapper {
  display: flex;
    width: fit-content;
    max-width: 100%;
    margin: 0 auto;
    align-items: flex-start;
    gap: 0;
    position: relative;
    height: 40px;
    justify-content: center;
}

.header-bottom .header-c {
    background: #2da4ff;
    padding: 0;
    width: fit-content;
    max-width: 100%;
    flex-shrink: 0;
    height: 40px;
    display: flex;
    align-items: stretch;
    position: relative;
    z-index: 1;
}

/* 导航栏左右两侧广告位 */
.ad-nav-side {
    width: 472px;
    height: 500px;
    flex-shrink: 0;
    background: #fff;
  display: flex;
  align-items: center;
    justify-content: center;
    overflow: hidden;
    box-sizing: border-box;
    position: relative;
    z-index: 0;
}

.ad-nav-side .ad-link {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.ad-nav-side .ad-image {
    width: 472px;
    height: 500px;
    object-fit: cover;
}

.category-nav {
    display: flex;
    gap: 0;
    padding: 0 20px;
    overflow-x: auto;
    scrollbar-width: thin;
    align-items: center;
    height: 40px;
    box-sizing: border-box;
}

.category-nav::-webkit-scrollbar {
    height: 4px;
}

.category-nav::-webkit-scrollbar-track {
    background: rgba(255,255,255,0.2);
}

.category-nav::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.4);
    border-radius: 2px;
}

.cat-btn {
    white-space: nowrap;
    padding: 0 10px;
    border: none;
    background: transparent;
    color: #fff;
    font-size: 14px;
    line-height: 40px;
    cursor: pointer;
    transition: all 0.2s;
    border-radius: 0;
    flex-shrink: 0;
    flex-grow: 0;
    position: relative;
    margin: 0;
    height: 40px;
    width: fit-content;
    min-width: fit-content;
    max-width: fit-content;
    box-sizing: border-box;
    display: flex;
    align-items: center;
}

.cat-btn:not(:last-child):not(.active)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: rgba(255,255,255,0.3);
}

.cat-btn:hover {
    background: #fff;
    color: #333;
    border-radius: 4px;
}

.cat-btn.active {
    background: #fff;
    color: #333;
    margin: 0;
    padding: 6px 10px;
    line-height: 1.4;
    width: fit-content;
    min-width: fit-content;
    max-width: fit-content;
    flex-grow: 0;
    border-radius: 4px;
    box-sizing: border-box;
}

.cat-btn.active + .cat-btn::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: rgba(255,255,255,0.3);
}

/* 主内容布局 */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px 0 20px;
    margin-bottom: 0;
    margin-top: 0;
    display: block !important; /* 确保PC端主内容区显示 */
}

.content-layout {
    display: block !important;
}

.center-content {
    max-width: 100%;
    margin: 0 auto;
    margin-top: 0;
    position: relative;
    z-index: 1;
    display: block !important;
    /* 宽度由 alignHeaderWidths() 函数动态设置（PC端） */
}

/* 分类标签区域 */
.category-tags-section {
    background: #fff;
    border-radius: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    padding: 15px 20px;
    margin: 0 auto;
    display: grid !important;
    grid-template-columns: auto auto;
    gap: 5px;
    max-width: 100%;
    border-bottom: 1px solid #e0e0e0;
    /* 宽度由 alignHeaderWidths() 函数动态设置 */
    position: relative;
    z-index: 1;
}

.category-tags-row {
    display: flex !important;
    flex-direction: row;
    align-items: center;
    padding-bottom: 8px;
    border-bottom: none;
    gap: 8px;
    flex-wrap: nowrap !important;
    overflow: hidden;
    width: 100%;
    max-width: 100%;
}

.category-label {
    color: #2da4ff;
    border: 1px solid #9cd3ff;
    border-radius: 3px;
    height: 18px;
    background-color: #edfbff;
    text-align: center;
    line-height: 18px;
    padding: 0 8px;
    font-size: 13px;
    font-weight: bold;
    white-space: nowrap;
    flex-shrink: 0;
    min-width: 38px;
    box-sizing: border-box;
    cursor: pointer;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-label:hover {
    color: #ff6600;
}

.games-list {
    display: flex !important;
    flex-wrap: nowrap !important;
    gap: 8px;
    overflow: hidden;
    flex: 1 1 auto;
  min-width: 0;
    max-width: 100%;
}

.game-item {
    display: inline-flex;
    padding: 0;
    background: transparent;
    color: #666;
    text-decoration: none;
    border-radius: 0;
    font-size: 12px;
    transition: color 0.2s;
    white-space: nowrap !important;
    border: none;
    line-height: 1.3;
    cursor: pointer;
    flex-shrink: 0;
    overflow: visible;
}

.game-item:hover {
    background: transparent;
    color: #ff6600;
}

/* 广告位容器 */
.ad-container {
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    background: #fff;
    flex-shrink: 0;
}

.ad-container.hidden {
    display: none;
}

.ad-link {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.2s;
}

.ad-link:hover {
    opacity: 0.9;
}

.ad-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: none;
}

/* 游戏随机展示区域 */
.random-games-section {
    position: relative;
    background: #fff;
    border-radius: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    padding: 20px 50px;
    margin: 0 auto;
    max-width: 100%;
    box-sizing: border-box;
    /* 宽度由 alignHeaderWidths() 函数动态设置 */
    display: block !important;
}

.random-games-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 100%;
}

.random-games-row {
    display: grid;
    grid-template-columns: repeat(11, 1fr);
    gap: 10px;
    width: 100%;
}

.random-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #333;
    transition: transform 0.2s;
    cursor: pointer;
}

.random-game-item:hover {
    transform: translateY(-3px);
}

.random-game-icon {
  width: 60px;
  height: 60px;
    border-radius: 8px;
  background-size: cover;
  background-position: center;
    background-color: #f0f0f0;
    margin-bottom: 6px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.random-game-title {
    font-size: 11px;
    text-align: center;
    line-height: 1.3;
    max-width: 60px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
    color: #666;
}

.random-game-item:hover .random-game-title {
    color: #ff6600;
}

.random-games-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: auto;
    height: auto;
    background: transparent;
    border: none;
    border-radius: 0;
    font-size: 32px;
    color: #2da4ff;
    cursor: pointer;
  display: flex;
  align-items: center;
    justify-content: center;
    transition: color 0.2s;
    z-index: 10;
    box-shadow: none;
    padding: 10px;
}

.random-games-nav-btn:hover {
    background: transparent;
    color: #1e8ce6;
    border: none;
}

.random-games-nav-left {
    left: 10px;
}

.random-games-nav-right {
    right: 10px;
}

/* 侧边栏 */
.left-sidebar, .right-sidebar {
    position: sticky;
    top: 120px;
}

.promo-banner {
    width: 100%;
    height: 300px;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.right-banner {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.banner-content {
    text-align: center;
    color: #fff;
    padding: 20px;
}

.banner-content h3 {
    margin: 0 0 8px 0;
    font-size: 24px;
    font-weight: 700;
}

.banner-content p {
    margin: 0 0 20px 0;
    font-size: 14px;
    opacity: 0.9;
}

.banner-btn {
    padding: 10px 24px;
    background: var(--primary-color);
    color: #fff;
  border: none;
    border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.banner-btn:hover {
    background: #ff8800;
    transform: translateY(-2px);
}

.sidebar-menu {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 12px;
    box-shadow: var(--shadow);
}

.sidebar-item {
    display: block;
    padding: 10px 12px;
    color: #666;
    text-decoration: none;
    font-size: 13px;
    border-radius: 4px;
    transition: all 0.2s;
    margin-bottom: 4px;
  }
  
.sidebar-item:hover {
    background: #f5f5f5;
    color: var(--primary-color);
}

/* 游戏区块 */
.game-section {
    margin-bottom: 30px;
    width: 100%;
    box-sizing: border-box;
  }
  
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary-color);
}

.section-title {
    margin: 0;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-color);
  }
  
.more-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
}

.more-link:hover {
    color: var(--primary-color);
  }
  
/* 游戏主容器 */
.games-main-container {
    display: flex !important;
    gap: 0;
    width: 100%;
    align-items: flex-start;
    background: #fff;
    border: 1px solid #e0e0e0;
    margin-bottom: 0;
  }
  
/* 右侧：我玩过的侧边栏 */
.my-games-sidebar {
    width: 200px;
    flex-shrink: 0;
    background: #fff;
    border-radius: 0;
    padding: 12px;
    box-shadow: none;
    border-left: 1px solid #e0e0e0;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #e0e0e0;
}

.sidebar-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.sidebar-pagination {
  display: flex;
    align-items: center;
  gap: 8px;
}

.sidebar-prev-btn,
.sidebar-next-btn {
    background: #2da4ff;
    color: #fff;
    border: none;
    border-radius: 4px;
    width: 24px;
    height: 24px;
  cursor: pointer;
    font-size: 16px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.sidebar-prev-btn:hover,
.sidebar-next-btn:hover {
    background: #1e8ce6;
}

.sidebar-prev-btn:disabled,
.sidebar-next-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.sidebar-page-dots {
    display: flex;
    align-items: center;
    gap: 6px;
}

.sidebar-page-dot {
    width: 8px;
    height: 8px;
    min-width: 8px;
    min-height: 8px;
    border-radius: 50%;
    background: #ccc;
    border: none;
  cursor: pointer;
    transition: all 0.2s;
    padding: 0;
    margin: 0;
    display: block;
    flex-shrink: 0;
}

.sidebar-page-dot.active {
    background: #2da4ff;
    width: 8px;
    height: 8px;
    box-shadow: 0 0 4px rgba(45, 164, 255, 0.5);
    box-shadow: 0 0 4px rgba(45, 164, 255, 0.5);
}

.my-games-sidebar-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}

.my-games-sidebar-list .recommended-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #333;
    transition: transform 0.2s;
    cursor: pointer;
}

.my-games-sidebar-list .recommended-game-item:hover {
    transform: translateY(-2px);
}

.my-games-sidebar-list .recommended-game-icon-wrapper {
    position: relative;
  width: 100%;
    aspect-ratio: 1;
    margin-bottom: 3px;
}

.my-games-sidebar-list .recommended-game-icon {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    background-size: cover;
    background-position: center;
    background-color: #f0f0f0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.my-games-sidebar-list .recommended-tag {
    position: absolute;
    top: 2px;
    right: 2px;
    background: #ff6600;
    color: #fff;
    font-size: 8px;
    padding: 1px 2px;
    border-radius: 2px;
    font-weight: bold;
    line-height: 1;
}

.my-games-sidebar-list .recommended-game-title {
    font-size: 10px;
    color: #333;
  text-align: center;
    line-height: 1.3;
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 分类侧边栏列表 */
.category-sidebar-list {
    margin-top: 20px;
}

.category-sidebar-item {
    margin-bottom: 20px;
}

.category-sidebar-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #e0e0e0;
}

.category-sidebar-item-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.category-sidebar-item-pagination {
    display: flex;
    align-items: center;
    gap: 8px;
}

.category-sidebar-item-prev-btn,
.category-sidebar-item-next-btn {
    background: #2da4ff;
    color: #fff;
    border: none;
    border-radius: 4px;
    width: 24px;
    height: 24px;
    cursor: pointer;
    font-size: 16px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.category-sidebar-item-prev-btn:hover,
.category-sidebar-item-next-btn:hover {
    background: #1e8ce6;
}

.category-sidebar-item-prev-btn:disabled,
.category-sidebar-item-next-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.category-sidebar-item-page-dots {
    display: flex;
    align-items: center;
    gap: 6px;
}

.category-sidebar-item-page-dot {
    width: 8px;
    height: 8px;
    min-width: 8px;
    min-height: 8px;
    border-radius: 50%;
    background: #ccc;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    padding: 0;
    margin: 0;
    display: block;
    flex-shrink: 0;
}

.category-sidebar-item-page-dot.active {
    background: #2da4ff;
    width: 8px;
    height: 8px;
    box-shadow: 0 0 4px rgba(45, 164, 255, 0.5);
}

.category-sidebar-item-list {
  display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}

.category-sidebar-item-list .recommended-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #333;
    transition: transform 0.2s;
    cursor: pointer;
}

.category-sidebar-item-list .recommended-game-item:hover {
    transform: translateY(-2px);
}

.category-sidebar-item-list .recommended-game-icon-wrapper {
  position: relative;
    width: 100%;
    aspect-ratio: 1;
    margin-bottom: 3px;
}

.category-sidebar-item-list .recommended-game-icon {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    background-size: cover;
    background-position: center;
    background-color: #f0f0f0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.category-sidebar-item-list .recommended-tag {
    position: absolute;
    top: 2px;
    right: 2px;
    background: #ff6600;
    color: #fff;
    font-size: 8px;
    padding: 1px 2px;
    border-radius: 2px;
    font-weight: bold;
    line-height: 1;
}

.category-sidebar-item-list .recommended-game-title {
    font-size: 10px;
    color: #333;
    text-align: center;
    line-height: 1.3;
    width: 100%;
  overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 左侧：游戏主内容 */
.games-main-content {
    flex: 1;
    min-width: 0;
    background: #fff;
    margin-top: 0;
}

.games-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 0;
    padding: 0;
    border-bottom: none;
    background: #fff;
    align-items: center;
    justify-content: space-between;
}

.games-tab-btn {
    background: #fff;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    color: #666;
    cursor: pointer;
    border-radius: 0;
    transition: all 0.2s;
  position: relative;
    border-bottom: 2px solid transparent;
}

.games-tab-btn:hover {
    color: #2da4ff;
    background: #fff;
}

.games-tab-btn.active {
    color: #2da4ff;
    background: #fff;
    border-bottom: 2px solid #2da4ff;
}

.games-tab-btn.active::after {
    display: none;
}

.games-count {
    font-size: 14px;
    color: #666;
    margin-left: auto;
    padding: 12px 24px;
}

.games-count span {
    color: #2da4ff;
    font-weight: 600;
}

/* 游戏网格 */
.game-grid {
  display: grid !important;
    grid-template-columns: repeat(7, 1fr);
    gap: 15px;
    justify-items: center;
    width: 100%;
    box-sizing: border-box;
    padding: 20px 50px;
    margin: 0;
}

/* 游戏卡片 */
.game-card {
  position: relative;
    background: transparent;
    border-radius: 0;
  overflow: visible;
    box-shadow: none;
    transition: transform 0.2s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 100px;
}

.game-card:hover {
  transform: translateY(-3px);
}

.game-icon {
    width: 100%;
    aspect-ratio: 1;
    max-width: 100px;
    border-radius: 12px;
  background-size: cover;
  background-position: center;
    background-color: #f0f0f0;
    margin-bottom: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.game-title {
    font-size: 12px;
    color: #333;
    text-align: center;
    line-height: 1.4;
    width: 100%;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-word;
}

.hot-tag, .new-tag {
  position: absolute;
    top: 4px;
    left: 4px;
    padding: 2px 6px;
  border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    color: #fff;
  z-index: 10;
}

.hot-tag {
    background: #ff4444;
}

.new-tag {
    background: #4caf50;
}

.card-info {
    padding: 8px;
    flex: 1;
  display: flex;
    flex-direction: column;
}

.card-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 4px 0;
    overflow: hidden;
    text-overflow: ellipsis;
  white-space: nowrap;
}

.card-hint {
    font-size: 11px;
    color: var(--text-muted);
  margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.card-footer {
  display: flex;
    justify-content: space-between;
  align-items: center;
    margin-top: 8px;
}

.category-tag {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    background: #e3f2fd;
    color: #1976d2;
}

.play-btn {
    padding: 4px 12px;
  border-radius: 12px;
    border: none;
    background: var(--primary-color);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
  cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
  text-decoration: none;
    display: inline-block;
}

.play-btn:hover {
    background: #ff8800;
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 0;
    margin-bottom: 0;
    padding: 20px 50px;
    flex: 1;
}

.page-btn {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-color);
    border-radius: 4px;
  cursor: pointer;
    transition: all 0.2s;
}

.page-btn:hover:not(:disabled) {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-btn.active {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

/* 弹窗 */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex; 
}

.modal-content {
    background: var(--card-bg);
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    overflow: hidden;
}

.user-center-content {
    max-width: 700px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
  display: flex;
    justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  margin: 0;
  font-size: 18px;
}

.modal-close {
  background: none;
  border: none;
    font-size: 24px;
  cursor: pointer;
    color: var(--text-muted);
    width: 30px;
    height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: background-color 0.2s;
}

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

.modal-body {
    padding: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-color);
  font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
  font-size: 14px;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.error-message {
    color: #ff4d4f;
    font-size: 12px;
    margin-top: 4px;
    min-height: 16px;
    display: block;
    padding: 8px;
    background: #fff2f0;
    border: 1px solid #ffccc7;
    border-radius: 4px;
}

.error-message:empty {
    display: none;
}

.modal-footer {
  display: flex;
    justify-content: flex-end;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    flex-direction: row; /* 横向排列 */
}

.btn-primary {
    background: var(--primary-color);
    color: #fff;
    border: none;
    padding: 8px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s;
    white-space: nowrap;
    min-width: 80px;
}

.btn-primary:hover:not(:disabled) {
    background: #ff8800;
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-cancel {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 8px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
  white-space: nowrap;
    min-width: 80px;
}

.btn-cancel:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* 用户中心样式 */
.user-center-tabs {
  display: flex;
  gap: 8px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    padding: 10px 20px;
    border: none;
    background: transparent;
    color: var(--text-muted);
  font-size: 14px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
}

.tab-btn:hover {
    color: var(--primary-color);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* 移动端用户中心标签页按钮美化 */
.mobile-user-page .user-center-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 25px;
    padding: 0;
    border-bottom: none;
    background: #f8f9fa;
    border-radius: 12px;
    padding: 6px;
}

.mobile-user-page .tab-btn {
    flex: 1;
    min-width: calc(50% - 5px);
    padding: 14px 16px;
    background: #fff;
    border: 2px solid transparent;
    border-radius: 10px;
    color: var(--text-muted);
    font-size: 15px;
  font-weight: 500;
  cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  position: relative;
  overflow: hidden;
}

.mobile-user-page .tab-btn::before {
    content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.mobile-user-page .tab-btn:active::before {
  left: 100%;
}

.mobile-user-page .tab-btn:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
  transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(30, 140, 230, 0.15);
}

.mobile-user-page .tab-btn.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1a7cd6 100%);
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(30, 140, 230, 0.3);
    transform: translateY(-2px);
}

.tab-content {
    display: none;
    padding: 20px 0;
}

.tab-content.active {
    display: block;
}

.user-form {
    max-width: 500px;
}

.form-hint {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-muted);
}

.form-message {
    margin-top: 12px;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 13px;
    min-height: 20px;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
}

/* 头像设置 */
.avatar-preview {
    width: 120px;
    height: 120px;
  border-radius: 50%;
    margin: 0 auto 20px;
    overflow: hidden;
    background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
    border: 3px solid var(--border-color);
}

#avatar-preview-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
  display: flex;
  align-items: center;
    justify-content: center;
    color: var(--text-muted);
  font-size: 14px;
}

/* 我的游戏列表 */
.my-games-list {
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    gap: 6px;
    width: fit-content;
    max-width: 100%;
    padding: 6px;
    margin: 0 auto;
}

/* 用户中心的游戏项使用与下拉菜单相同的样式 */
.my-games-list .recommended-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
  text-decoration: none;
    color: #333;
    transition: transform 0.2s;
    cursor: pointer;
}

.my-games-list .recommended-game-item:hover {
    transform: translateY(-2px);
}

.my-games-list .recommended-game-icon-wrapper {
  position: relative;
    width: 100%;
    aspect-ratio: 1;
    margin-bottom: 3px;
}

.my-games-list .recommended-game-icon {
  width: 100%;
  height: 100%;
    border-radius: 8px;
    background-size: cover;
    background-position: center;
    background-color: #f0f0f0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.my-games-list .recommended-tag {
    position: absolute;
    top: 2px;
    right: 2px;
    background: #ff6600;
    color: #fff;
    font-size: 8px;
    padding: 1px 2px;
    border-radius: 2px;
    font-weight: bold;
    line-height: 1;
}

.my-games-list .recommended-game-title {
    font-size: 10px;
    color: #333;
    text-align: center;
    line-height: 1.3;
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 保留旧的样式以防其他地方使用 */
.my-game-item {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.2s;
  cursor: pointer;
}

.my-game-item:hover {
  transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.my-game-preview {
    width: 100%;
    height: 100px;
    border-radius: 4px;
    background: #f0f0f0;
    margin-bottom: 8px;
    background-size: cover;
    background-position: center;
}

.my-game-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.my-game-count {
    font-size: 11px;
    color: var(--text-muted);
}

.loading-text {
  text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

.empty-text {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

/* 游戏容器 */
.game-container {
  position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    z-index: 3000;
  display: flex;
  flex-direction: column;
}

.game-header {
    background: #1a1a1a;
    padding: 12px 20px;
  display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
}

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

.close-btn:hover {
    background: rgba(255,255,255,0.1);
}

#game-title {
    margin: 0;
    font-size: 16px;
    font-weight: 500;
}

.game-content-wrapper {
    display: flex;
    flex: 1;
  width: 100%;
  overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
}

#game-frame {
  flex: 1;
    width: 100%;
    height: 100%;
    border: none;
    min-width: 0;
    min-height: 0;
    transition: all 0.3s ease;
}

/* 当聊天面板收起时，游戏iframe占据全部宽度 */
.game-content-wrapper:has(.chat-panel.collapsed) #game-frame {
    width: 100% !important;
    flex: 1 1 100% !important;
}

/* 兼容不支持:has()的浏览器 */
.game-content-wrapper.chat-collapsed #game-frame {
    width: 100% !important;
    flex: 1 1 100% !important;
}

/* 聊天面板 */
.chat-panel {
    width: 400px;
    background: #1a1a1a;
    display: flex;
    flex-direction: column;
    border-left: 1px solid #333;
    transition: width 0.3s ease, opacity 0.3s ease;
    position: relative;
    z-index: 1;
}

.chat-panel.collapsed {
    width: 0;
    opacity: 0;
    overflow: hidden;
    border-left: none;
    min-width: 0;
    height: 0;
    min-height: 0;
}

/* 移动端彻底隐藏聊天面板（在所有移动端媒体查询之前定义，确保优先级） */
@media (max-width: 1024px) {
    .game-container .chat-panel {
        display: none !important;
        visibility: hidden !important;
        width: 0 !important;
        height: 0 !important;
        opacity: 0 !important;
        overflow: hidden !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
        position: absolute !important;
        left: -9999px !important;
        flex: 0 0 0 !important;
    }
    
    .game-container .game-content-wrapper {
        flex-direction: column !important;
    }
    
    .game-container #game-frame {
        width: 100% !important;
        flex: 1 1 100% !important;
}
    
    .game-container .chat-toggle-btn {
        display: none !important;
        visibility: hidden !important;
    }
}

.chat-header {
    padding: 12px 16px;
    background: #252525;
    border-bottom: 1px solid #333;
  display: flex;
  justify-content: space-between;
  align-items: center;
    gap: 12px;
}

.chat-header h4 {
    margin: 0;
    color: #fff;
  font-size: 14px;
    font-weight: 600;
    flex: 1;
}

.chat-toggle-btn {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background: #252525;
    border: 1px solid #555;
    border-right: none;
    border-radius: 4px 0 0 4px;
    color: #fff;
    width: 32px;
    height: 60px;
  cursor: pointer;
    font-size: 20px;
    line-height: 1;
  display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    padding: 0;
    z-index: 1002;
    box-shadow: -2px 0 8px rgba(0, 0, 0, 0.3);
}

.chat-toggle-btn:hover {
    background: #333;
    border-color: #2da4ff;
    width: 36px;
}

/* 面板收起时，显示左箭头（表示可以向左展开） */
.chat-toggle-btn.collapsed::before {
    content: '◀';
}

/* 面板展开时，显示右箭头（表示可以向右收起） */
.chat-toggle-btn.expanded::before {
    content: '▶';
}

/* 默认状态（面板展开） */
.chat-toggle-btn::before {
    content: '▶';
}

.chat-messages {
  flex: 1;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-message {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.chat-message-body {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

/* 自己的消息：头像在右边 */
.chat-message.own-message .chat-message-body {
    flex-direction: row;
}

.chat-message.own-message .chat-message-avatar {
    order: 2;
}

.chat-message.own-message .chat-message-content-wrapper {
    order: 1;
}

.chat-message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: #333;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-message-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-avatar-placeholder {
  width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #2da4ff, #1e8ce6);
    color: #fff;
    font-size: 16px;
  font-weight: 600;
    text-transform: uppercase;
}

.chat-message-content-wrapper {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-width: 75%;
    align-items: flex-start;
}

.chat-message-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.chat-message-username {
    font-size: 12px;
    font-weight: 600;
    color: #2da4ff;
}

.chat-message-time {
    font-size: 11px;
    color: #888;
}

/* 消息气泡容器 */
.chat-message-bubble {
    display: inline-block;
    width: fit-content;
    max-width: 70%;
    min-width: 60px;
    padding: 10px 14px;
    border-radius: 12px;
    background: #2a2a2a;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  position: relative;
    word-wrap: break-word;
    word-break: break-word;
    box-sizing: border-box;
}

/* 自己的消息气泡样式 */
.chat-message.own-message .chat-message-bubble {
    background: linear-gradient(135deg, #2da4ff, #1e8ce6);
    color: #fff;
}

/* 别人的消息气泡样式 */
.chat-message:not(.own-message) .chat-message-bubble {
    background: #2a2a2a;
    color: #e0e0e0;
}

/* 气泡小三角（可选，类似QQ效果） */
.chat-message-bubble::before {
  content: '';
  position: absolute;
    width: 0;
    height: 0;
    border: 6px solid transparent;
}

/* 别人的消息气泡左侧小三角 */
.chat-message:not(.own-message) .chat-message-bubble::before {
    left: -12px;
    top: 12px;
    border-right-color: #2a2a2a;
}

/* 自己的消息气泡右侧小三角 */
.chat-message.own-message .chat-message-bubble::before {
    right: -12px;
    top: 12px;
    border-left-color: #1e8ce6;
}

.chat-message-content {
    font-size: 13px;
    line-height: 1.5;
    word-wrap: break-word;
    word-break: break-word;
    margin: 0;
    white-space: pre-wrap;
    overflow-wrap: break-word;
}

.chat-message.own-message .chat-message-username {
    color: #4caf50;
}

.chat-message.own-message .chat-avatar-placeholder {
    background: linear-gradient(135deg, #4caf50, #45a049);
}

/* 自己的消息内容右对齐 */
.chat-message.own-message .chat-message-content-wrapper {
    align-items: flex-end;
}

.chat-message.own-message .chat-message-header {
    flex-direction: row-reverse;
}

.chat-message.own-message .chat-message-content {
    text-align: left;
    color: #fff;
}

.chat-message:not(.own-message) .chat-message-content {
    color: #e0e0e0;
}

.chat-input-wrapper {
  display: flex;
    gap: 8px;
    padding: 12px;
    background: #252525;
    border-top: 1px solid #333;
    position: relative;
    z-index: 1;
}

.chat-input {
  flex: 1;
    padding: 8px 12px;
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 4px;
    color: #fff;
    font-size: 13px;
  outline: none;
}

.chat-input:focus {
    border-color: #2da4ff;
}

.chat-input::placeholder {
    color: #666;
}

.chat-send-btn {
    padding: 8px 20px;
    background: #2da4ff;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 13px;
  font-weight: 600;
  cursor: pointer;
    transition: background 0.2s;
}

.chat-send-btn:hover {
    background: #1e8ce6;
}

.chat-emoji-btn {
    padding: 8px 12px;
    background: #1a1a1a;
    color: #fff;
    border: 1px solid #333;
    border-radius: 4px;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}

.chat-emoji-btn:hover {
    background: #2a2a2a;
    border-color: #2da4ff;
}

.chat-emoji-picker {
  position: absolute;
    bottom: calc(100% + 4px);
  left: 0; 
  right: 0; 
    width: 100%;
    max-height: 200px;
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 8px 8px 0 0;
    padding: 12px;
    display: none;
    z-index: 1001;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.chat-emoji-picker.show {
    display: block !important;
}

.chat-emoji-grid {
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    gap: 4px;
    max-height: 180px;
    overflow-y: auto;
}

.chat-emoji-grid::-webkit-scrollbar {
    width: 6px;
}

.chat-emoji-grid::-webkit-scrollbar-track {
    background: #1a1a1a;
}

.chat-emoji-grid::-webkit-scrollbar-thumb {
    background: #444;
  border-radius: 3px;
}

.chat-emoji-grid::-webkit-scrollbar-thumb:hover {
    background: #555;
}

.chat-emoji-item {
    padding: 6px;
    background: transparent;
    border: none;
    border-radius: 4px;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s;
  display: flex; 
  align-items: center; 
    justify-content: center;
}

.chat-emoji-item:hover {
    background: #2a2a2a;
    transform: scale(1.2);
}


.chat-send-btn:disabled {
    background: #555;
    cursor: not-allowed;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .game-content-wrapper {
        flex-direction: column;
    }
    
    /* 移动端彻底隐藏聊天面板（移动端使用底部导航的聊天页面） */
    .chat-panel {
        display: none !important;
        visibility: hidden !important;
        width: 0 !important;
        height: 0 !important;
        opacity: 0 !important;
        overflow: hidden !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
    }
    
    /* 移动端收起时，游戏iframe占据全部高度 */
    .game-content-wrapper #game-frame {
        width: 100% !important;
        height: 100% !important;
        flex: 1 1 100% !important;
        min-height: 100% !important;
    }
    
    /* 移动端隐藏聊天控制按钮（移动端使用底部导航的聊天页面） */
    .chat-toggle-btn {
        display: none !important;
}
}

/* 移动端分类导航（默认隐藏，PC端） */
.mobile-category-nav {
    display: none !important;
}

/* 移动端页面容器（PC端默认隐藏） */
.mobile-pages {
    display: none !important;
}

/* 移动端聊天页面（PC端默认隐藏） */
.mobile-chat-page {
    display: none !important;
}

/* 底部导航（移动端，PC端默认隐藏） */
.bottom-nav {
    display: none !important;
  position: fixed; 
  bottom: 0;
    left: 0;
    width: 100%;
    background: #fff;
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
    z-index: 1000;
    padding: 8px 0;
}

.nav-item {
  flex: 1; 
    display: flex;
    flex-direction: column;
  align-items: center; 
  justify-content: center; 
    padding: 8px;
  cursor: pointer; 
    transition: color 0.2s;
    color: var(--text-muted);
    position: relative;
    z-index: 1003;
    pointer-events: auto;
    -webkit-tap-highlight-color: transparent;
}

.nav-item.active {
    color: var(--primary-color);
}

.nav-icon {
    font-size: 20px;
    margin-bottom: 4px;
}

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

/* 响应式设计 */
@media (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 1fr;
    }
    
    .left-sidebar, .right-sidebar {
        display: none;
    }
}

/* PC端样式（确保PC端内容正常显示，必须在移动端媒体查询之后） */
@media screen and (min-width: 769px) {
    /* PC端主内容区显示 */
    body > .main-content {
        display: block !important;
}
    
    /* PC端内容布局显示 */
    body > .main-content .content-layout {
        display: block !important;
    }
    
    body > .main-content .center-content {
        display: block !important;
        max-width: 100% !important;
        margin: 0 auto !important;
        /* 宽度由 alignHeaderWidths() 函数动态设置，不在这里设置 */
    }
    
    /* PC端游戏网格宽度对齐 */
    body > .main-content .games-main-container {
        max-width: 100% !important;
        margin: 0 auto !important;
        display: flex !important;
        /* 宽度由 alignHeaderWidths() 函数动态设置，不在这里设置 */
    }
    
    body > .main-content .games-main-content {
        width: 100% !important;
        max-width: 100% !important;
}
    
    body > .main-content .games-main-content {
        display: block !important;
        width: 100% !important;
        flex: 1 !important;
    }
    
    /* PC端分类标签和随机游戏显示 */
    body > .main-content .category-tags-section {
        display: grid !important;
    }
    
    body > .main-content .random-games-section {
        display: block !important;
    }
    
    body > .main-content .game-grid {
        display: grid !important;
        grid-template-columns: repeat(7, 1fr) !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
}

    body > .main-content #all-games {
        display: grid !important;
        grid-template-columns: repeat(7, 1fr) !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }
    
    /* PC端游戏卡片显示 */
    body > .main-content .game-card {
        display: flex !important;
        visibility: visible !important;
    }
    
    /* PC端游戏标签页和分页显示 */
    body > .main-content .games-tabs {
        display: flex !important;
}
    
    body > .main-content .pagination {
        display: flex !important;
    }
    
    /* PC端侧边栏显示 */
    body > .main-content .my-games-sidebar {
        display: block !important;
    }
    
    body > .main-content .my-games-sidebar-list {
        display: grid !important;
    }
    
    body > .main-content .category-sidebar-list {
        display: block !important;
    }
    
    /* PC端隐藏移动端元素 */
    .mobile-pages {
        display: none !important;
    }
    
    .mobile-chat-page {
        display: none !important;
    }
    
    .bottom-nav {
        display: none !important;
    }
    
    .mobile-category-nav {
        display: none !important;
    }
}

@media (max-width: 768px) {
    /* 隐藏第一层头部（移动端首页不显示） */
    .header-top {
        display: none;
    }
    
    .header-container {
  flex-direction: column; 
        gap: 12px;
}
    
    .header-center {
        width: 100%;
        max-width: 100%;
        padding: 10px;
    }
    
    .header-center .header-c {
  flex-direction: column; 
  gap: 10px; 
        padding: 0;
    }
    
    /* 移动端页面容器显示 */
    .mobile-pages {
        display: block !important;
        width: 100% !important;
        position: relative;
        z-index: 1;
    }
    
    /* PC端主内容区在移动端隐藏（仅在移动端媒体查询内生效） */
    body > .main-content:not(.mobile-page .main-content) {
        display: none !important;
    }
    
    /* 移动端页面内的主内容区显示 */
    .mobile-page .main-content {
        display: block !important;
        width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
        min-height: calc(100vh - 200px);
    }
    
    /* 确保移动端内容布局显示 */
    .mobile-page .content-layout {
        display: block !important;
        width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
    }
    
    .mobile-page .center-content {
        display: block !important;
        width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
    }
    
    .mobile-page .games-main-container {
        display: flex !important;
        width: 100% !important;
        flex-direction: column;
    }
    
    .mobile-page .games-main-content {
        display: block !important;
        width: 100% !important;
    }
    
    .mobile-page .game-grid {
        display: grid !important;
        visibility: visible !important;
    }
    
    .mobile-page #all-games {
        display: grid !important;
        visibility: visible !important;
}
    
    /* PC端header-bottom在移动端隐藏 */
    .header-bottom {
        display: none !important;
    }
    
    /* 确保移动端页面正确显示 */
    .mobile-page {
        display: none !important;
    }
    
    .mobile-page.active {
        display: block !important;
    }
    
    /* 移动端分类导航位置 - 在搜索框下面 */
    .mobile-category-nav {
        order: 1;
    }
    
    .logo {
        font-size: 24px;
    }
    
    .logo-text {
        font-size: 24px;
    }
    
    .logo-sub {
        font-size: 14px;
    }
    
    .logo-com {
  font-size: 12px; 
    }
    
    /* 搜索框 */
    .search-box {
        width: 100%;
        max-width: 100%;
}
    
    .search-input {
  font-size: 14px; 
        padding: 8px 12px;
    }
    
    .search-btn {
        padding: 8px 16px;
        font-size: 14px;
    }
    
    /* 隐藏搜索框右侧的游戏logo */
    #header-games {
        display: none;
    }
    
    /* 分类导航 */
    .header-bottom {
        padding: 0;
    }
    
    .header-bottom-wrapper {
        width: 100%;
        flex-direction: column;
    }
    
    /* 隐藏导航栏两侧的广告位（移动端） */
    .ad-nav-side {
        display: none;
    }
    
    .header-bottom .header-c {
        width: 100%;
        padding: 0 10px;
}
    
    /* 隐藏PC端分类导航（移动端） */
    .header-bottom {
        display: none;
    }
    
    /* 移动端分类导航 - 放在搜索框下面，一行8个，两行 */
    .mobile-category-nav {
        display: grid !important;
        grid-template-columns: repeat(8, 1fr);
        gap: 8px;
        padding: 12px 10px;
        background: #fff;
        border-bottom: 1px solid var(--border-color);
}
    
    .mobile-cat-btn {
        padding: 10px 6px;
        border: 1px solid var(--border-color);
        background: #e3f2fd; /* 淡蓝色背景 */
        color: var(--text-color);
        border-radius: 6px;
        font-size: 12px;
        text-align: center;
        cursor: pointer;
        transition: all 0.2s;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        width: 100%;
        min-height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .mobile-cat-btn:active {
        transform: scale(0.95);
    }
    
    .mobile-cat-btn.active {
        background: var(--primary-color);
  color: #fff; 
        border-color: var(--primary-color);
        font-weight: 500;
    }
    
    
    /* 游戏网格：一行显示3个，最多5行（15个游戏，仅对移动端页面内的） */
    .mobile-page .game-grid {
        grid-template-columns: repeat(5, 1fr) !important; /* 一行显示5个 */
        gap: 6px !important; /* 加大游戏间距 */
        width: 100%;
        padding: 4px !important; /* 加大内边距 */
        max-height: none;
        position: relative;
        z-index: 1;
        box-sizing: border-box;
    }
    
    /* 限制游戏网格最多显示40个游戏（8行 x 5列） */
    .game-grid.mobile-limited {
        display: grid;
        grid-template-columns: repeat(5, 1fr) !important;
    }
    
    .game-grid.mobile-limited .game-card:nth-child(n+41) {
        display: none;
    }
    
    .game-card {
        padding: 1px !important; /* 卡片内边距 */
        position: relative;
        z-index: 1;
        pointer-events: auto;
        cursor: pointer; 
        box-sizing: border-box;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .game-icon {
        width: 50% !important; /* 图标宽度减小一半 */
        max-width: 50px !important; /* 限制最大宽度 */
        aspect-ratio: 1 !important; /* 保持正方形 */
        height: auto !important;
        margin-bottom: 1px !important; /* 间距 */
        pointer-events: none;
        border-radius: 50% !important; /* 圆形 */
        overflow: hidden; /* 确保内容不超出圆形 */
    }
    
    .game-title {
        font-size: 8px !important; /* 进一步减小字体大小 */
        line-height: 1.0 !important;
        height: 16px !important; /* 进一步减小标题高度 */
        pointer-events: none;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        line-clamp: 2; /* 标准属性 */
        -webkit-box-orient: vertical;
    }
    
    /* 游戏标签和计数 */
    .games-tabs {
        flex-direction: row;
        gap: 0;
        padding: 10px;
        justify-content: flex-start;
        align-items: center;
        position: relative;
        z-index: 10;
    }
    
    .games-tab-btn {
  font-size: 14px;
        padding: 10px 20px;
        flex-shrink: 0;
        position: relative;
        z-index: 11;
        pointer-events: auto;
  cursor: pointer;
    }
    
    .games-count {
  font-size: 12px; 
        text-align: center;
        margin-left: auto;
        padding: 10px;
}
    
    /* 主内容区域 */
    .games-main-container {
        flex-direction: column;
        padding: 0;
    }
    
    .games-main-content {
        width: 100%;
}
    
    /* 隐藏侧边栏（移动端首页不显示） */
    .my-games-sidebar {
        display: none;
    }
    
    .sidebar-header h3 {
  font-size: 14px;
    }
    
    .my-games-sidebar-list {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    
    .sidebar-game-item {
        padding: 6px;
    }
    
    .sidebar-game-icon {
        height: 60px;
        margin-bottom: 4px;
}
    
    .sidebar-game-title {
        font-size: 11px;
    }
    
    /* 分页 */
    .pagination {
        padding: 10px;
        padding-bottom: 80px; /* 增加底部内边距，避免被底部导航遮挡 */
        margin-bottom: 0;
  justify-content: center;
        flex-wrap: wrap;
        gap: 6px;
        position: relative;
        z-index: 10;
    }
    
    .page-btn {
        min-width: 32px;
        height: 32px;
        font-size: 12px;
        padding: 4px 8px;
        position: relative;
        z-index: 11;
        pointer-events: auto;
  cursor: pointer;
    }
    
    /* 底部导航 */
    .bottom-nav {
        display: flex !important;
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        z-index: 10000 !important;
        background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%) !important;
        border-top: 1px solid rgba(0,0,0,0.08) !important;
        box-shadow: 0 -4px 20px rgba(0,0,0,0.12), 0 -2px 8px rgba(0,0,0,0.08) !important;
        pointer-events: auto !important;
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
}
    
    .bottom-nav .nav-item {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        position: relative;
        z-index: 10001 !important;
        pointer-events: auto !important;
        -webkit-tap-highlight-color: transparent;
        user-select: none;
        -webkit-user-select: none;
        padding: 6px 10px 5px 10px !important; /* 减小内边距 */
  flex: 1;
        cursor: pointer;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border-radius: 12px 12px 0 0;
        margin: 0 2px;
        min-height: 35px; /* 减小最小高度 */
    }
    
    .bottom-nav .nav-item::before {
        content: '';
        position: absolute;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--primary-color) 0%, #1a7cd6 100%);
        border-radius: 0 0 3px 3px;
        transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .bottom-nav .nav-item.active::before {
        width: 60%;
    }
    
    .bottom-nav .nav-item:active {
        transform: scale(0.95);
        background: rgba(30, 140, 230, 0.05);
    }
    
    /* 底部导航图标和文字大小 */
    .bottom-nav .nav-icon {
        font-size: 16px !important; /* 减小图标大小 */
        margin-bottom: 2px !important; /* 减小间距 */
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        z-index: 1;
    }
    
    .bottom-nav .nav-item.active .nav-icon {
        transform: scale(1.1); /* 减小放大倍数 */
        filter: drop-shadow(0 2px 4px rgba(30, 140, 230, 0.3));
    }
    
    .bottom-nav .nav-text {
        font-size: 9px !important; /* 减小文字大小 */
        font-weight: 500;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        z-index: 1;
        letter-spacing: 0.2px;
    }
    
    .bottom-nav .nav-item.active .nav-text {
  font-weight: 600;
        color: var(--primary-color) !important;
    }
    
    .bottom-nav .nav-item:not(.active) {
        color: var(--text-muted) !important;
    }
    
    .bottom-nav .nav-item.active {
        color: var(--primary-color) !important;
        background: linear-gradient(180deg, rgba(30, 140, 230, 0.08) 0%, rgba(30, 140, 230, 0.03) 100%);
    }
    
    .bottom-nav .nav-item * {
        pointer-events: none !important;
    }
    
    /* 主内容区域底部留白（避免被底部导航遮挡） */
    .main-content {
        padding: 0 !important;
        margin: 0 !important;
        max-width: 100% !important;
        padding-bottom: 27px; /* 减小底部留白，适配新的底部导航高度（约35px） */
}
    
    .content-layout {
        padding: 0 !important;
        margin: 0 !important;
    }
    
    .center-content {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        position: relative;
        z-index: 1;
}
    
    .games-main-container {
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        position: relative;
        z-index: 1;
    }
    
    .games-main-content {
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        padding-bottom: 20px; /* 为分页按钮预留底部空间 */
        position: relative;
        z-index: 1;
    }
    
    /* 游戏容器 */
    .game-container {
        padding: 0;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 9999;
        background: #000;
    }
    
    .game-header {
        padding: 10px;
        background: #1a1a1a;
        border-bottom: 1px solid #333;
        position: relative;
        z-index: 10000;
        display: flex !important;
  align-items: center;
        gap: 12px;
    }
    
    /* 确保移动端退出游戏按钮可见 */
    #close-game {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        width: 40px !important;
        height: 40px !important;
        font-size: 24px !important;
        color: #fff !important;
        background: rgba(255, 255, 255, 0.1) !important;
        border: none !important;
        border-radius: 4px !important;
        cursor: pointer !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
    }
    
    #close-game:active {
        background: rgba(255, 255, 255, 0.2) !important;
}
    
    .game-title-header {
  font-size: 16px;
        color: #fff;
    }
    
    .close-game-btn {
        font-size: 18px;
        padding: 6px 12px;
    }
    
    .game-content-wrapper {
        height: calc(100vh - 50px);
        flex-direction: column !important;
    }
    
    #game-frame {
        width: 100% !important;
        height: calc(100vh - 50px) !important;
        min-height: calc(100vh - 50px) !important;
        flex: 1 1 100% !important;
    }
    
    /* 移动端游戏中彻底隐藏聊天面板和聊天控制按钮 */
    .chat-panel {
        display: none !important;
        visibility: hidden !important;
        width: 0 !important;
        height: 0 !important;
        opacity: 0 !important;
        overflow: hidden !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
        position: absolute !important;
        left: -9999px !important;
    }
    
    .chat-toggle-btn {
        display: none !important;
        visibility: hidden !important;
    }
    
    /* 移动端页面容器 - 在移动端显示 */
    .mobile-pages {
        display: block !important;
        width: 100%;
    }
    
    .mobile-page {
        display: none !important;
        width: 100%;
        min-height: calc(100vh - 40px);
        padding-bottom: 40px; /* 适配新的底部导航高度 */
        background: var(--bg-color);
    }
    
    .mobile-page.active {
        display: block !important;
    }
    
    /* 确保移动端首页内容可见 */
    .mobile-page.active .main-content {
        display: block !important;
    }
    
    .mobile-page.active .mobile-category-nav {
        display: grid !important;
    }
    
    /* 当聊天界面或个人中心界面激活时，隐藏header */
    body:has(#mobile-page-chat.active) .header-top,
    body:has(#mobile-page-chat.active) .header-center {
        display: none !important;
    }
    
    body:has(#mobile-page-user.active) .header-top,
    body:has(#mobile-page-user.active) .header-center {
        display: none !important;
    }
    
    /* 兼容不支持:has()的浏览器，使用类名方式 */
    body.mobile-chat-active .header-top,
    body.mobile-chat-active .header-center,
    body.mobile-user-active .header-top,
    body.mobile-user-active .header-center {
        display: none !important;
    }
    
    /* 聊天界面和个人中心界面时，底部导航仍然显示（在界面下方） */
    body.mobile-chat-active .bottom-nav,
    body.mobile-user-active .bottom-nav {
        z-index: 10001 !important; /* 确保在界面内容之上 */
    }
    
    /* 移动端聊天页面 */
    .mobile-chat-page {
        display: flex !important;
        flex-direction: column;
        height: 100vh; /* 全屏高度 */
        background: #fff;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 10000;
    }
    
    .mobile-chat-header {
        display: flex;
        justify-content: center;
        align-items: center;
        padding: 15px 20px;
        border-bottom: 1px solid var(--border-color);
        background: var(--primary-color);
        color: #fff;
        position: sticky;
        top: 0;
        z-index: 10;
    }
    
    .mobile-chat-header h3 {
  margin: 0;
        font-size: 18px;
        font-weight: 500;
}
    
    .mobile-chat-content {
        flex: 1;
  display: flex;
        flex-direction: column;
        overflow: hidden;
        padding-bottom: 160px; /* 为输入框和底部导航留出空间（输入框约60px + 底部导航35px + 间距65px） */
}
    
    .mobile-chat-messages {
  flex: 1;
        overflow-y: auto;
        padding: 15px 10px;
        background: #f5f5f5;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    
    /* 移动端聊天消息样式 */
    .mobile-chat-message {
        display: flex;
        gap: 10px;
        align-items: flex-start;
        max-width: 85%;
        margin-bottom: 4px;
    }
    
    .mobile-chat-message-own {
        align-self: flex-end;
        flex-direction: row-reverse;
    }
    
    .mobile-chat-avatar {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        flex-shrink: 0;
        overflow: hidden;
        background: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
    }
    
    .mobile-chat-avatar img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .mobile-chat-avatar-placeholder {
        width: 100%;
        height: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-weight: 500;
        font-size: 16px;
    }
    
    .mobile-chat-message-content {
        display: flex;
        flex-direction: column;
        gap: 6px;
        flex: 1;
        min-width: 0;
    }
    
    .mobile-chat-username {
        font-size: 12px;
        color: #666;
        padding: 0 8px;
    }
    
    .mobile-chat-message-own .mobile-chat-username {
        text-align: right;
}
    
    /* 移动端消息气泡容器 */
    .mobile-chat-message-bubble {
        display: inline-block;
        width: fit-content;
        max-width: 100%;
        min-width: 50px;
        position: relative;
        box-sizing: border-box;
    }
    
    .mobile-chat-message-text {
        background: #fff;
        padding: 10px 14px;
        border-radius: 12px;
        font-size: 14px;
        line-height: 1.5;
        word-wrap: break-word;
        word-break: break-word;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        margin: 0;
        position: relative;
        white-space: pre-wrap;
        overflow-wrap: break-word;
        width: 100%;
        box-sizing: border-box;
    }
    
    /* 自己的消息气泡样式 */
    .mobile-chat-message-own .mobile-chat-message-text {
        background: linear-gradient(135deg, var(--primary-color), #1e8ce6);
        color: #fff;
    }
    
    /* 别人的消息气泡样式 */
    .mobile-chat-message:not(.mobile-chat-message-own) .mobile-chat-message-text {
        background: #fff;
        color: #333;
    }
    
    /* 气泡小三角（移动端） */
    .mobile-chat-message-bubble::before {
        content: '';
        position: absolute;
        width: 0;
        height: 0;
        border: 6px solid transparent;
        top: 12px;
    }
    
    /* 别人的消息气泡左侧小三角 */
    .mobile-chat-message:not(.mobile-chat-message-own) .mobile-chat-message-bubble::before {
        left: -12px;
        border-right-color: #fff;
}
    
    /* 自己的消息气泡右侧小三角 */
    .mobile-chat-message-own .mobile-chat-message-bubble::before {
        right: -12px;
        border-left-color: #1e8ce6;
    }
    
    .mobile-chat-input-wrapper {
        padding: 10px;
        background: #fff;
        border-top: 1px solid var(--border-color);
        display: flex;
        gap: 8px;
        align-items: center;
        position: fixed;
        bottom: 70px; /* 固定在底部导航上方 */
        left: 0;
        right: 0;
        z-index: 10001; /* 确保在聊天内容之上 */
        width: 100%;
        box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
}
    
    .mobile-chat-emoji-picker {
  display: none;
        position: absolute;
        bottom: 100%;
        left: 0;
        right: 0;
        background: #fff;
        border-top: 1px solid var(--border-color);
        max-height: 200px;
        overflow-y: auto;
        padding: 10px;
        box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
    }
    
    .mobile-chat-emoji-picker.show {
  display: block;
}

    .mobile-chat-emoji-grid {
        display: grid;
        grid-template-columns: repeat(8, 1fr);
        gap: 8px;
}
    
    .mobile-chat-emoji-item {
        background: transparent;
  border: none;
        font-size: 24px;
        padding: 8px;
  cursor: pointer;
  border-radius: 4px;
        transition: background 0.2s;
}
    
    .mobile-chat-emoji-item:active {
        background: #f0f0f0;
}
    
    .mobile-chat-emoji-btn {
        background: transparent;
        border: none;
        font-size: 24px;
        padding: 8px;
        cursor: pointer;
        border-radius: 4px;
        flex-shrink: 0;
}
    
    .mobile-chat-emoji-btn:active {
        background: #f0f0f0;
    }
    
    .mobile-chat-input {
        flex: 1;
        padding: 10px;
        border: 1px solid var(--border-color);
        border-radius: 20px;
        font-size: 14px;
    }
    
    .mobile-chat-send-btn {
        padding: 10px 20px;
        background: var(--primary-color);
        color: #fff;
        border: none;
        border-radius: 20px;
        cursor: pointer;
        font-size: 14px;
  flex-shrink: 0;
}
    
    .mobile-chat-send-btn:active {
        opacity: 0.8;
    }
    
    /* 移动端用户页面 */
    .mobile-user-page {
        padding: 20px;
        background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
        min-height: 100vh; /* 全屏高度 */
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 10000;
        overflow-y: auto;
    }
    
    /* 移动端用户中心内容区域 */
    .mobile-user-page .user-center-content {
        max-width: 100%;
        margin: 0 auto;
    }
    
    /* 移动端标签页内容区域美化 */
    .mobile-user-page .tab-content {
        background: #fff;
  border-radius: 12px;
        padding: 20px;
        margin-top: 10px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    }
    
    /* 移动端未登录提示 */
    .mobile-user-login-prompt {
  display: flex;
        flex-direction: column;
  align-items: center;
        justify-content: center;
        min-height: calc(100vh - 60px - 40px);
        text-align: center;
        padding: 40px 20px;
}
    
    .login-prompt-icon {
        font-size: 64px;
        margin-bottom: 20px;
    }
    
    .mobile-user-login-prompt h3 {
        font-size: 20px;
        margin-bottom: 10px;
        color: var(--text-color);
}
    
    .mobile-user-login-prompt p {
  font-size: 14px;
        color: var(--text-muted);
        margin-bottom: 30px;
}
    
    .login-prompt-actions {
        display: flex;
        gap: 15px;
        width: 100%;
        max-width: 300px;
}
    
    .login-prompt-actions .btn-primary,
    .login-prompt-actions .btn-secondary {
  flex: 1;
        padding: 12px 20px;
  font-size: 16px;
        border-radius: 8px;
  border: none;
  cursor: pointer;
        transition: all 0.3s;
    }
    
    .login-prompt-actions .btn-primary {
        background: var(--primary-color);
        color: #fff;
}
    
    .login-prompt-actions .btn-primary:active {
        opacity: 0.8;
}
    
    .login-prompt-actions .btn-secondary {
        background: #f5f5f5;
        color: var(--text-color);
        border: 1px solid var(--border-color);
    }
    
    .login-prompt-actions .btn-secondary:active {
        background: #e0e0e0;
}

    /* 移动端登录注册表单 */
    .mobile-auth-container {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
        padding: 40px 20px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        min-height: calc(100vh - 40px);
        box-sizing: border-box;
    }
    
    .mobile-auth-tabs {
        display: flex;
        gap: 0;
        border-bottom: 2px solid var(--border-color);
        margin-bottom: 30px;
        background: #f8f9fa;
        border-radius: 12px 12px 0 0;
        padding: 4px;
    }
    
    .mobile-auth-tab {
        flex: 1;
        padding: 14px 20px;
        background: transparent;
  border: none;
        border-radius: 8px;
        font-size: 16px;
        color: var(--text-muted);
  cursor: pointer;
        transition: all 0.3s;
        font-weight: 500;
        position: relative;
    }
    
    .mobile-auth-tab.active {
        color: var(--primary-color);
        background: #fff;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

    .mobile-auth-content {
  display: none; 
}
    
    .mobile-auth-content.active {
  display: block; 
}

    .mobile-auth-form {
        width: 100%;
        background: #fff;
        padding: 30px 20px;
        border-radius: 0 0 12px 12px;
        box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  }
    
    .mobile-auth-form .form-group {
        margin-bottom: 20px;
    }

    .mobile-auth-form .form-group label {
  display: block; 
        margin-bottom: 8px;
        font-size: 14px;
        color: var(--text-color);
        font-weight: 500;
    }
    
    .mobile-auth-form .form-group input {
        width: 100%;
        padding: 14px 16px;
        border: 2px solid var(--border-color);
        border-radius: 10px;
        font-size: 16px;
        box-sizing: border-box;
        transition: all 0.3s;
        background: #f8f9fa;
    }
    
    .mobile-auth-form .form-group input:focus {
        outline: none;
        border-color: var(--primary-color);
        background: #fff;
        box-shadow: 0 0 0 3px rgba(30, 140, 230, 0.1);
}
    
    .mobile-auth-form .form-hint {
        display: block;
        margin-top: 5px;
        font-size: 12px;
        color: var(--text-muted);
    }
    
    .mobile-auth-form .error-message {
        display: none;
        padding: 10px;
        background: #fee;
        color: #c33;
        border-radius: 6px;
        margin-bottom: 15px;
  font-size: 14px;
    }
    
    .mobile-auth-form .form-actions {
        margin-top: 25px;
    }
    
    .mobile-auth-form .btn-primary {
        width: 100%;
        padding: 16px;
        background: linear-gradient(135deg, var(--primary-color) 0%, #1a7cd6 100%);
        color: #fff;
        border: none;
        border-radius: 10px;
        font-size: 16px;
        font-weight: 600;
  cursor: pointer;
        transition: all 0.3s;
        box-shadow: 0 4px 12px rgba(30, 140, 230, 0.3);
    }
    
    .mobile-auth-form .btn-primary:active {
        transform: translateY(1px);
        box-shadow: 0 2px 8px rgba(30, 140, 230, 0.3);
    }
    
    .mobile-auth-form .btn-primary:hover {
        box-shadow: 0 6px 16px rgba(30, 140, 230, 0.4);
    }
    
    .mobile-auth-form .btn-primary:disabled {
        opacity: 0.6;
        cursor: not-allowed;
    }

    /* 移动端退出登录区域 */
    .mobile-user-page .logout-section {
        padding: 40px 20px;
        text-align: center;
    }
    
    .mobile-user-page .logout-warning {
        margin-bottom: 30px;
    }
    
    .mobile-user-page .logout-warning p {
        font-size: 16px;
        color: var(--text-color);
        margin: 0;
    }
    
    .mobile-user-page .logout-section .form-actions {
  display: flex;
  justify-content: center;
}

    .mobile-user-page .logout-section .btn-primary {
        padding: 12px 40px;
        font-size: 16px;
        background: #dc3545;
        border: none;
        border-radius: 8px;
        color: #fff;
        cursor: pointer;
        transition: all 0.3s;
    }
    
    .mobile-user-page .logout-section .btn-primary:active {
        opacity: 0.8;
        transform: scale(0.98);
}

    .mobile-user-login-prompt {
        text-align: center;
        padding: 60px 20px;
    }
    
    .mobile-user-login-prompt .prompt-icon {
        font-size: 64px;
        margin-bottom: 20px;
}

    .mobile-user-login-prompt h3 {
        margin: 0 0 10px 0;
        font-size: 20px;
    }
    
    .mobile-user-login-prompt p {
        color: #666;
        margin-bottom: 30px;
    }
    
    .mobile-user-login-prompt .btn-primary,
    .mobile-user-login-prompt .btn-secondary {
        margin: 5px;
        padding: 12px 24px;
  }
    
    .mobile-user-header {
  display: flex;
  align-items: center;
        gap: 15px;
        padding: 20px 0;
        border-bottom: 1px solid var(--border-color);
        margin-bottom: 20px;
    }
    
    .mobile-user-avatar {
        width: 60px;
        height: 60px;
  border-radius: 50%;
        overflow: hidden;
        background: var(--primary-color);
        flex-shrink: 0;
    }
    
    .mobile-user-avatar img {
        width: 100%;
        height: 100%;
        object-fit: cover;
}

    .mobile-user-info h3 {
        margin: 0 0 5px 0;
        font-size: 18px;
    }
    
    .mobile-user-info p {
        margin: 0;
        color: #666;
        font-size: 14px;
    }
    
    .mobile-user-menu {
  display: flex;
        flex-direction: column;
        gap: 10px;
}

    .mobile-menu-item {
  display: flex;
  align-items: center;
        gap: 15px;
        padding: 15px;
        background: #f5f5f5;
        border-radius: 8px;
        cursor: pointer;
        transition: background 0.2s;
}

    .mobile-menu-item:active {
        background: #e0e0e0;
    }
    
    .mobile-menu-item .menu-icon {
        font-size: 20px;
}

    .mobile-menu-item span:last-child {
        flex: 1;
        font-size: 15px;
  }
    
    .chat-messages {
        height: calc(300px - 100px);
        padding: 10px;
        font-size: 12px;
    }
    
    .chat-input-wrapper {
        padding: 8px;
        height: 50px;
  }
    
    .chat-input {
        font-size: 13px;
        padding: 6px 10px;
}

    .chat-send-btn {
        padding: 6px 12px;
        font-size: 13px;
    }
    
    .emoji-btn {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    
    .emoji-picker {
        bottom: 50px;
  left: 0;
        right: 0;
        width: 100%;
        max-height: 200px;
    }
    
    /* 移动端隐藏聊天控制按钮 */
    .chat-toggle-btn {
        display: none !important;
    }
    
    /* 模态框 */
    .modal {
        width: 90%;
        max-width: 400px;
        padding: 20px;
    }
    
    .modal-header h2 {
        font-size: 18px;
    }
    
    .form-group label {
        font-size: 13px;
  }
  
    .form-control {
        font-size: 14px;
        padding: 8px 12px;
    }
    
    .btn {
        font-size: 14px;
        padding: 8px 16px;
}

    /* 页脚 */
    .site-footer {
        display: none !important;
    }
    
    .footer-links {
        flex-wrap: wrap;
        gap: 4px;
    }
    
    .footer-links a {
        font-size: 10px;
    }
    
    .footer-info p {
        font-size: 10px;
        line-height: 1.4;
    }
    
    .card-preview {
        height: 100px;
}

    .bottom-nav {
        display: flex !important;
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        z-index: 1001 !important;
        background: #fff !important;
        border-top: 1px solid var(--border-color) !important;
        box-shadow: 0 -2px 8px rgba(0,0,0,0.1) !important;
}

    .bottom-nav .nav-item {
        display: flex !important;
        flex: 1 !important;
}

    .main-content {
        padding-bottom: 80px;
    }
}

/* 缓存管理样式 */
.cache-management {
    padding: 20px 0;
}

.cache-management h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text-color);
  }

.cache-description {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 30px;
    line-height: 1.6;
}

.cache-actions {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.cache-action-item {
  display: flex;
    justify-content: space-between;
  align-items: center;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.cache-action-info {
    flex: 1;
}

.cache-action-info h5 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-color);
}

.cache-action-info p {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
  }
  
.cache-action-item .btn-secondary {
    margin-left: 20px;
    white-space: nowrap;
}

/* 网站底部 - 倒三角样式 */
.site-footer {
    background: #fff;
    padding: 0;
    margin-top: 0;
    position: relative;
    overflow: hidden;
    border-top: none;
    display: flex;
  justify-content: center;
    width: fit-content;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
}

/* 倒三角视觉效果 - 使用clip-path，只应用在内容区域 */
.footer-content {
    width: fit-content;
    max-width: 100%;
    margin: 0 auto;
    padding: 30px 20px 25px 20px;
    text-align: center;
    position: relative;
    z-index: 1;
    box-sizing: border-box;
    clip-path: polygon(0 0, 100% 0, 96% 100%, 4% 100%);
    -webkit-clip-path: polygon(0 0, 100% 0, 96% 100%, 4% 100%);
}

.footer-links {
    margin-bottom: 12px;
    line-height: 1.8;
  display: flex;
    flex-wrap: wrap;
  align-items: center;
  justify-content: center;
    gap: 0;
}

.footer-links a {
    color: #666;
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
    white-space: nowrap;
}

.footer-links a:hover {
    color: #2da4ff;
}

.footer-link-active {
    color: #2da4ff !important;
}

.footer-separator {
    color: #ccc;
    margin: 0 8px;
    font-size: 12px;
}

.footer-copyright {
  color: #666;
    font-size: 13px;
    white-space: nowrap;
}

.footer-info {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-info p {
    margin: 6px 0;
    color: #666;
    font-size: 12px;
    line-height: 1.8;
    width: 100%;
    text-align: center;
    position: relative;
}

/* 倒三角文字效果 - 每行逐渐变短，文字居中 */
.footer-info p:nth-child(1) {
    width: 100%;
    max-width: 100%;
    margin-left: 0;
    text-align: center;
}

.footer-info p:nth-child(2) {
    width: 96%;
    max-width: 96%;
    margin-left: 2%;
    text-align: center;
}

.footer-info p:nth-child(3) {
    width: 92%;
    max-width: 92%;
    margin-left: 4%;
    text-align: center;
}

.footer-info p:nth-child(4) {
    width: 88%;
    max-width: 88%;
    margin-left: 6%;
    text-align: center;
}

.footer-tip {
    color: #666 !important;
    font-weight: normal;
    margin-top: 8px !important;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .site-footer {
        padding: 25px 15px 20px 15px;
        clip-path: polygon(0 0, 100% 0, 98% 100%, 2% 100%);
        -webkit-clip-path: polygon(0 0, 100% 0, 98% 100%, 2% 100%);
    }
    
    .footer-links {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
  }
  
    .footer-separator {
        display: none;
    }
    
    .footer-links a,
    .footer-copyright {
        font-size: 11px;
    }
    
    .footer-info p {
        font-size: 11px;
  }
}