/* 留言板样式优化版本 */
:root {
    /* 亮色模式变量 */
    --tab-border-color: #e9ecef;
    --tab-text-color: #666;
    --tab-hover-bg: #f8f9fa;
    --tab-hover-text: #333;
    --tab-active-color: #007bff;
    --tab-active-bg: #fff;
    --content-bg: #fff;
    --content-text: #333;
    --panel-bg: #fff;
    --panel-border: #e9ecef;
    --muted-text: #999;
    --alert-info-bg: #d1ecf1;
    --alert-info-border: #bee5eb;
    --alert-info-text: #0c5460;
    --shadow-color: rgba(0,0,0,0.2);
    --hover-shadow: rgba(0,0,0,0.2);
}

/* 暗色模式变量 */
[data-night="night"],
.dark-mode,
body.dark,
body.night,
.night,
.night-mode,
html.night,
.theme-dark {
    --tab-border-color: #444;
    --tab-text-color: #ccc;
    --tab-hover-bg: #333;
    --tab-hover-text: #fff;
    --tab-active-color: #007bff;
    --tab-active-bg: #2d2d2d;
    --content-bg: #2d2d2d;
    --content-text: #ccc;
    --panel-bg: #333;
    --panel-border: #444;
    --muted-text: #999;
    --alert-info-bg: #1e3a5f;
    --alert-info-border: #2e5984;
    --alert-info-text: #b3d4fc;
    --shadow-color: rgba(0,0,0,0.5);
    --hover-shadow: rgba(0,0,0,0.5);
}

/* 评论排行榜容器 */
.comment-ranking-container {
    margin-bottom: 30px;
}

/* 选项卡选择器 */
.ranking-selector {
    margin-bottom: 20px;
}

.ranking-selector .nav-tabs {
    border-bottom: 2px solid var(--tab-border-color);
    margin-bottom: 0;
}

.ranking-selector .nav-tabs > li {
    margin-bottom: -2px;
}

.ranking-selector .nav-tabs > li > a {
    border: 1px solid transparent;
    border-radius: 4px 4px 0 0;
    color: var(--tab-text-color);
    font-weight: 500;
    padding: 12px 20px;
    transition: all 0.3s ease;
    background-color: transparent;
}

.ranking-selector .nav-tabs > li > a:hover {
    border-color: var(--tab-border-color);
    background-color: var(--tab-hover-bg);
    color: var(--tab-hover-text);
    transform: translateY(-2px);
}

.ranking-selector .nav-tabs > li.active > a,
.ranking-selector .nav-tabs > li.active > a:hover,
.ranking-selector .nav-tabs > li.active > a:focus {
    color: var(--tab-active-color);
    background-color: var(--tab-active-bg);
    border: 1px solid var(--tab-border-color);
    border-bottom-color: transparent;
    cursor: default;
}

/* 选项卡内容 */
.comment-ranking-container .tab-content {
    background: var(--content-bg);
    border: 1px solid var(--tab-border-color);
    border-top: none;
    border-radius: 0 0 4px 4px;
    padding: 20px;
    min-height: 200px;
    color: var(--content-text);
}

.comment-ranking-container .tab-pane {
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.comment-ranking-container .tab-pane.active {
    display: block;
    opacity: 1;
}

/* 评论排行榜卡片悬停效果 - 简化版本 */
.comment-ranking-container .panel {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    background-color: var(--panel-bg);
    border-color: var(--panel-border);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.comment-ranking-container .panel:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 20px 40px var(--hover-shadow);
}

/* 单篇文章面板悬停效果 */
.single-post.panel {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.single-post.panel:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px var(--hover-shadow);
}

/* 通用面板悬停效果 */
.panel:not(.comment-ranking-container .panel):not(.single-post) {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

.panel:not(.comment-ranking-container .panel):not(.single-post):hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--hover-shadow);
}

/* 卡片内头像悬停效果 */
.comment-ranking-container .panel img,
.comment-ranking-container .panel .avatar {
    transition: transform 0.3s ease;
    border-radius: 50%;
}

.comment-ranking-container .panel:hover img,
.comment-ranking-container .panel:hover .avatar {
    transform: scale(1.15);
}

/* 卡片内容区域悬停效果 */
.comment-ranking-container .panel .panel-body {
    transition: transform 0.2s ease;
}

.comment-ranking-container .panel:hover .panel-body {
    transform: translateY(-2px);
}

/* 徽章悬停效果 */
.comment-ranking-container .panel .badge {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.comment-ranking-container .panel:hover .badge {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* 链接悬停效果 */
.comment-ranking-container .panel a {
    transition: color 0.3s ease;
}

.comment-ranking-container .panel:hover a {
    text-decoration: none;
}

/* 文字移动效果 */
.comment-ranking-container .panel:hover .text-ellipsis > span {
    transition: transform 0.2s ease;
    transform: translateX(2px);
}

/* 小头像悬停效果 */
.avatar.thumb-xs img {
    transition: transform 0.3s ease;
    border-radius: 50%;
}

.avatar.thumb-xs:hover img {
    transform: scale(1.15);
    position: relative;
    z-index: 10;
}

/* 暗色模式下的小头像悬停阴影 */
[data-night="night"] .avatar.thumb-xs:hover img,
.dark-mode .avatar.thumb-xs:hover img,
body.dark .avatar.thumb-xs:hover img,
body.night .avatar.thumb-xs:hover img,
.night .avatar.thumb-xs:hover img,
.night-mode .avatar.thumb-xs:hover img,
html.night .avatar.thumb-xs:hover img,
.theme-dark .avatar.thumb-xs:hover img {
    box-shadow: 0 4px 12px rgba(255,255,255,0.1);
}

/* 配色相关样式 */
.comment-ranking-container .panel-body {
    background-color: var(--panel-bg);
}

.comment-ranking-container .text-muted {
    color: var(--muted-text) !important;
}

.comment-ranking-container .alert-info {
    background-color: var(--alert-info-bg);
    border-color: var(--alert-info-border);
    color: var(--alert-info-text);
}

.comment-ranking-container .col-sm-6 {
    margin-bottom: 15px;
}

/* 移动端优化 */
@media (max-width: 768px) {
    .ranking-selector .nav-tabs > li > a {
        padding: 10px 15px;
        font-size: 14px;
    }
    
    .comment-ranking-container .tab-content {
        padding: 15px;
    }
    
    .comment-ranking-container .col-sm-6 {
        margin-bottom: 10px;
    }
    
    /* 移动端减少悬停效果强度 */
    .comment-ranking-container .panel:hover {
        transform: translateY(-4px) scale(1.02);
        box-shadow: 0 12px 25px var(--hover-shadow);
    }
    
    .single-post.panel:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 20px var(--hover-shadow);
    }
    
    .panel:not(.comment-ranking-container .panel):not(.single-post):hover {
        transform: translateY(-1px);
        box-shadow: 0 6px 15px var(--hover-shadow);
    }
    
    .comment-ranking-container .panel:hover img,
    .comment-ranking-container .panel:hover .avatar {
        transform: scale(1.08);
    }
    
    .comment-ranking-container .panel:hover .badge {
        transform: scale(1.05) rotate(2deg);
    }
}

@media (max-width: 480px) {
    .ranking-selector .nav-tabs > li > a {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .comment-ranking-container .tab-content {
        padding: 12px;
    }
}

/* 按钮悬停效果 */
.btn.btn-success.btn-rounded {
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
}

.btn.btn-success.btn-rounded:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 20px rgba(92, 184, 92, 0.4);
}

/* 访客信息区域悬停效果 */
.visitor-info-section {
    padding: 20px;
    background: var(--content-bg);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: box-shadow 0.3s ease;
}

.visitor-info-section:hover {
    box-shadow: 0 4px 15px var(--hover-shadow);
}

/* 提醒框悬停效果 */
.alert {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 6px;
}

.alert:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}