@charset "UTF-8";
/*
Theme Name: Naya
Theme URI: https://nasaeya.com
Author: 纳涯编辑部
Description: 纳涯（NASAEYA）主题，样式数值对齐 DUX 9.2。
Version: 9.2
*/

/* ============ 变量与基础 ============ */
:root{
  --tb--main:#0043c9;
  --tb--base:#333;
  --tb--dark:#202935;
  --tb--white:#fff;
  --tb--bdbg:#f4f4f4;
  --tb--tint:#fbfbfb;
  --tb--line:#f3f3f3;
  --tb--gray:#999;
  --tb--red:#ff5e52;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%}
body{position:relative;margin:0;font-size:14px;line-height:1.5;font-family:-apple-system,BlinkMacSystemFont,"Microsoft Yahei",MiSans,"HarmonyOS Sans","Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;color:var(--tb--base);background-color:var(--tb--bdbg);word-wrap:break-word}
a{color:var(--tb--base);text-decoration:none;transition:color .2s ease-in-out}
a:hover{color:var(--tb--main)}
img{max-width:100%;height:auto;vertical-align:middle;border:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:bold}
p{margin:0}
button{font-family:inherit;cursor:pointer}
input{font-family:inherit}
.container{position:relative;margin:0 auto;padding:0 20px;max-width:1240px}
.container::after{display:block;clear:both;content:""}
.tbfa{font-style:normal;display:inline-block;background-repeat:no-repeat;background-position:center center;background-size:contain}

/* ============ 头部 ============ */
.header{position:relative;z-index:99;background-color:var(--tb--white);padding:55px 0 20px;margin-bottom:20px;box-shadow:0 1px 5px rgba(0,0,0,.02);transition:all .3s ease-in-out}
.header::before{content:"";position:absolute;bottom:0;left:0;right:0;border-top:1px solid #eee;transform:scaleY(.5);transform-origin:0 0}
.header .container{display:flex;align-items:flex-start;flex-wrap:wrap}
.logo{overflow:hidden;margin:0;font-size:0;line-height:1.1}
.logo-text a{display:block;font-size:28px;font-weight:bold;letter-spacing:1px;color:var(--tb--main);line-height:1.1}
.brand{font-size:14px;float:left;line-height:15px;color:#bbb;padding-left:10px;position:relative;top:1px;border-left:2px solid #eaeaea;margin-left:10px;overflow:hidden;height:30px}
.site-nav{font-size:0;margin-left:auto;padding-top:2px;white-space:nowrap}
.site-nav li{position:relative;display:inline-block}
.site-nav>li{margin-left:25px;font-size:17px}
.site-nav a{display:block;padding:3px 0;font-size:17px;color:var(--tb--base);line-height:1.2}
.site-nav a:hover{color:var(--tb--main)}
.m-icon-nav{display:none}
.m-navbar{display:none}

/* 搜索层 */
.site-search{background-color:var(--tb--white);position:absolute;top:-50px;left:0;right:0;height:120px;z-index:8;opacity:0;transition:all .3s ease-in-out;padding:40px 0}
.site-search-form{display:flex;align-items:center;max-width:640px;margin:0 auto}
.search-input{flex:1;height:40px;line-height:40px;font-size:14px;padding:0 12px;border:1px solid #eaeaea;border-radius:4px 0 0 4px;outline:none;background:#fafafa}
.search-btn{height:40px;width:52px;padding:0;font-size:14px;color:#fff;background-color:var(--tb--main);border:none;border-radius:0 4px 4px 0;display:flex;align-items:center;justify-content:center}
.search-btn .tbfa{width:18px;height:18px;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-4.2-4.2'/%3E%3C/svg%3E")}
body.search-on .site-search{opacity:1;top:0}

/* 手机图标导航 */
.m-icon-nav{z-index:99998;display:none;position:fixed;top:0;left:0;height:50px;line-height:50px;font-size:15px;padding:0 20px}
.m-icon-nav .tbfa{width:18px;height:18px;vertical-align:-3px;margin-right:2px}
.m-icon-nav .tbfa:first-child{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M3 6h18M3 12h18M3 18h18'/%3E%3C/svg%3E")}
.m-icon-nav .tbfa:last-child{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-4.2-4.2'/%3E%3C/svg%3E")}

/* ============ 布局 ============ */
section.container{display:flex;align-items:flex-start}
.content-wrap{flex:1 1 auto;min-width:0}
.content{position:relative;min-height:600px;margin-bottom:20px}
.sidebar{flex-shrink:0;width:360px;margin-left:20px;position:relative}

/* ============ 列表卡片 ============ */
.excerpt{padding:20px 20px 20px 220px;overflow:hidden;background-color:var(--tb--white);border-bottom:1px solid var(--tb--line);position:relative}
.excerpt:nth-last-of-type(1){border-radius:0 0 6px 6px;border-bottom:none}
.excerpt-text{padding-left:20px}
.excerpt-text header{height:auto;margin-bottom:0;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3}
.excerpt header{position:relative;margin-bottom:10px}
.excerpt h2{display:inline;font-size:18px;margin-top:0;font-weight:bold;line-height:1.5}
.excerpt h2 a:hover{color:var(--tb--main)}
.excerpt .focus{float:left;margin-left:-200px;width:180px;height:123px;display:flex;border-radius:6px;overflow:hidden}
.excerpt .thumb{flex:1;object-fit:cover;width:100%;height:100%}
.excerpt .note{font-size:14px;color:#666;word-wrap:break-word;margin-bottom:0;max-height:46px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}
.excerpt .note a{color:#666}
.excerpt .meta{color:var(--tb--gray);margin-top:20px;overflow:hidden;height:24px}
.excerpt .meta a{color:var(--tb--gray)}
.excerpt .meta time,.excerpt .meta .-tags{margin-right:10px;display:inline-block;font-size:13px}
.excerpt-latest time{color:var(--tb--red)}
.excerpt-text .meta{position:relative;bottom:-4px;left:0;right:0}

/* 头条 */
.excerpt-minic-index{padding:20px;overflow:hidden;background-color:var(--tb--white);margin-bottom:20px;border-radius:6px}
.excerpt-minic-index h2{font-size:18px;line-height:1.5;margin-bottom:5px}
.excerpt-minic-index .red{color:var(--tb--red)}
.excerpt-minic-index .note{font-size:13px;color:#999;margin:0;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3}
.excerpt-minic-index .note a{color:#999}

/* 区块标题 */
.excerpts-title{position:relative;background-color:var(--tb--white);border-radius:6px 6px 0 0;padding:17px 20px 0;margin-bottom:0}
.excerpts-title::before{content:"";position:absolute;top:0;left:0;right:0;border-top:1px solid var(--tb--line);transform:scaleY(.5);transform-origin:0 0}
.title{margin-bottom:20px;overflow:hidden}
.title h3{position:relative;display:inline-block;font-size:17px;margin:0;padding-left:17px}
.title h3::before{content:"";position:absolute;top:50%;left:0;margin-top:-8px;height:16px;width:4px;border-radius:10px;background-color:var(--tb--main)}
.excerpts-title h3{padding-bottom:15px}

/* 分类页头 */
.catleader{background-color:var(--tb--white);border-radius:6px 6px 0 0;padding:17px 20px;border-bottom:1px solid var(--tb--line);margin-bottom:0}
.catleader h1{font-size:22px;color:var(--tb--base)}

/* 分页 */
.pagination{padding:20px;text-align:center;background-color:var(--tb--white);border-radius:0 0 6px 6px}
.pagination li{vertical-align:top;display:inline-block}
.pagination a,.pagination span{display:block;margin:0 3px;padding:7px 15px;background-color:#eee;color:#777;border-radius:6px;border:1px solid rgba(0,0,0,0);font-size:14px}
.pagination a:hover,.pagination a:focus{color:var(--tb--main);border-color:var(--tb--main);background-color:rgba(0,0,0,0)}
.pagination .active a,.pagination .active span{cursor:default;background-color:var(--tb--main);color:#fff}
.pagination span{color:#999;background-color:rgba(0,0,0,0);cursor:default}

/* ============ 文章页 ============ */
.single .content{background-color:var(--tb--white);border-radius:6px;padding:30px 30px}
.article-header{margin-bottom:30px;text-align:center}
.article-title{font-size:25px;line-height:1.4;color:var(--tb--base)}
.article-meta{margin-top:10px;color:var(--tb--gray);font-size:13px}
.article-meta .item{margin-right:15px;display:inline-block}
.article-meta a{color:var(--tb--gray)}
.article-meta a:hover{color:var(--tb--main)}
.article-content{font-size:16px;line-height:1.8;word-wrap:break-word;color:#333}
.article-content p{margin:20px 0;word-wrap:break-word}
.article-content h2,.article-content h3,.article-content h4{line-height:1.4;font-weight:bold;margin:20px 0;padding:0;position:relative;color:var(--tb--base)}
.article-content h2{font-size:22px;padding-left:22px;padding-bottom:10px;border-bottom:1px solid var(--tb--line)}
.article-content h2::before{position:absolute;left:0;top:5px;bottom:13px;content:"";width:5px;border-radius:10px;background-color:var(--tb--main)}
.article-content h3{font-size:20px}
.article-content h4{font-size:18px}
.article-content a{color:var(--tb--main)}
.article-content img{margin:20px auto;display:block;max-width:100%;height:auto;border-radius:4px}
.article-content ul,.article-content ol{margin:20px 0 20px 30px;list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin:6px 0}
.article-content blockquote{margin:20px 0;padding:12px 20px;background-color:var(--tb--tint);border-left:4px solid var(--tb--main);color:#555;font-size:15px}
.article-content table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px}
.article-content th,.article-content td{border:1px solid #eee;padding:8px 10px;text-align:left}
.article-content th{background-color:var(--tb--tint);font-weight:bold}
.article-content strong{font-weight:bold;color:#111}
/* 对方视觉无首行缩进（其 CSS 虽含 32px 规则但实际未生效） */
.p_indent .article-content p{text-indent:0}
.text-justify-on .article-content p{text-align:justify}

.post-copyright-custom{border:1px solid var(--tb--line);background-color:#fdfdfd;border-radius:6px;padding:18px 20px;margin-bottom:40px;color:var(--tb--gray);font-size:13px;line-height:1.7;word-break:break-all}
.post-copyright-custom a{color:var(--tb--gray)}

.article-tags{margin:0;text-align:center;color:var(--tb--gray);font-size:13px}
.article-tags a{display:inline-block;margin:0 4px 8px;padding:4px 12px;background-color:var(--tb--tint);border-radius:100px;color:#777;font-size:13px}
.article-tags a:hover{background-color:var(--tb--main);color:#fff}

.article-nav{overflow:hidden;margin-bottom:40px;font-size:12px;color:var(--tb--gray);word-break:break-word}
.article-nav span{float:left;position:relative;width:50%}
.article-nav .article-nav-next{float:right;text-align:right}
.article-nav a{margin-right:10px;display:inline-block;font-size:14px;color:var(--tb--base);line-height:1.5}
.article-nav a:hover{color:var(--tb--main)}

/* 关于页 */
.pagecontent{padding:30px;background-color:var(--tb--white);border-radius:6px;margin-bottom:20px}
.pagecontent .article-header{padding-top:0}

/* 404 */
.f404{width:100%;text-align:center;margin:100px 0}
.f404 h6{font-size:250px;line-height:1;font-weight:normal;height:250px;background-repeat:no-repeat;background-position:center center;background-size:contain;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Ccircle cx='100' cy='100' r='86' fill='none' stroke='%23e6e9f2' stroke-width='8'/%3E%3Cpath d='M100 40v70M100 138v6' stroke='%230043c9' stroke-width='10' stroke-linecap='round'/%3E%3C/svg%3E")}
.f404 h1{font-size:32px;margin:40px 0 10px}
.f404 h2{font-weight:normal;font-size:18px;margin-bottom:30px}
.f404 .btn{display:inline-block;padding:10px 26px;border-radius:4px;font-size:15px;color:#fff;background-color:var(--tb--main)}
.f404 .btn:hover{opacity:.9;color:#fff}

/* ============ 侧栏组件 ============ */
.widget{position:relative;margin-bottom:20px;border-radius:6px;background-color:var(--tb--white);overflow:hidden}
.widget h3{position:relative;font-size:15px;margin:0;padding:10px 20px 10px 37px;background-color:var(--tb--tint);border-bottom:1px solid var(--tb--line);font-weight:bold}
.widget h3::before{content:"";position:absolute;top:50%;left:20px;margin-top:-7.5px;height:15px;width:4px;border-radius:10px;background-color:var(--tb--main)}
.widget ul::after{display:block;clear:both;content:""}
.widget-on-phone{display:block}

/* 目录 */
.posttoc{margin-right:3px;padding:12px 20px 15px;overflow-y:auto;max-height:316px}
.posttoc ul{border-left:2px solid var(--tb--line)}
.posttoc li{position:relative;padding:4px 0 4px 16px;cursor:pointer;font-size:14px;color:#555;line-height:1.6}
.posttoc li::after{content:"";position:absolute;top:14px;left:0;width:0;height:2px;background-color:var(--tb--main);transition:all .3s ease-in-out}
.posttoc li:hover{color:var(--tb--main)}
.posttoc li.active{color:var(--tb--main)}
.posttoc li.active::after{width:10px}
.posttoc .-level-2{padding-left:34px;font-size:13px;color:#888}

/* 最新文章 */
.widget_ui_posts ul{padding:0}
.widget_ui_posts li{border-bottom:1px solid var(--tb--line)}
.widget_ui_posts li:last-child{border-bottom:none}
.widget_ui_posts li a{padding:12px 20px;overflow:hidden;position:relative;display:block}
.widget_ui_posts .text{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden;font-size:14px;line-height:1.5;color:#444;transition:color .2s}
.widget_ui_posts .muted{display:block;margin-top:6px;font-size:12px;color:#bbb}
.widget_ui_posts a:hover .text{color:var(--tb--main)}

/* 标签云 */
.widget_ui_tags .items{overflow:hidden;padding:16px 20px 8px}
.widget_ui_tags .items a{float:left;margin:0 6px 8px 0;padding:4px 12px;background-color:var(--tb--tint);border-radius:100px;font-size:13px;color:#777;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.widget_ui_tags .items a:hover{background-color:var(--tb--main);color:#fff}

/* ============ 页脚 ============ */
.footer{position:relative;z-index:9;clear:both;padding:40px 20px;font-size:12px;text-align:center;color:var(--tb--gray)}
.footer a{color:var(--tb--gray)}
.footer a:hover{color:var(--tb--main)}
.footer p{line-height:2}
.flinks{overflow:hidden;margin-bottom:10px}
.flinks strong{margin:0 7px 10px;display:inline}
.flinks ul{margin:0;padding:0;display:inline}
.flinks ul li{display:inline-block;margin:0 7px 7px}

/* 回顶部 */
.karbar{position:fixed;right:20px;bottom:20px;width:68px;z-index:999}
.karbar ul{margin:0;padding:0;list-style:none}
.karbar li{position:relative;margin-top:6px;text-align:center}
.karbar a{position:relative;z-index:2;display:block;height:65px;border-radius:6px;background-color:var(--tb--white);border:1px solid var(--tb--main);color:var(--tb--main)}
.karbar a span{display:block;font-size:12px}
.karbar a:hover{color:#fff;background-color:var(--tb--main)}
.karbar i{position:relative;display:block;height:23px;margin:11px 0 4px;background-repeat:no-repeat;background-position:center center;background-size:20px 20px;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230043c9' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 19V5M5 12l7-7 7 7'/%3E%3C/svg%3E")}
.karbar a:hover i{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 19V5M5 12l7-7 7 7'/%3E%3C/svg%3E")}

/* ============ 断点 1024 ============ */
@media (max-width:1024px){
  section.container{display:block}
  .sidebar{display:none}
  .header{padding:15px 0}
  .logo{float:none;text-align:center;max-width:100%;margin-bottom:15px}
  .brand{display:none}
  .site-nav{float:none;text-align:center;margin-left:0}
  .site-nav>li{margin-left:20px;font-size:14px}
  .site-nav>li:first-child{margin-left:0}
  .content{margin-right:0}
  .excerpt{padding:18px 18px 18px 200px}
  .excerpt-text{padding-left:18px}
  .article-title{font-size:23px}
}

/* ============ 断点 768（平板/手机横屏） ============ */
@media (max-width:768px){
  body{padding-top:70px}
  .header{position:fixed;top:0;left:0;right:0;text-align:center;padding:15px 0;z-index:9999;height:50px;box-shadow:none;margin-bottom:0}
  .header::before{content:"";position:absolute;bottom:0;left:0;right:0;border-top:1px solid #eee;transform:scaleY(.5);transform-origin:0 0}
  .header .container{display:block;padding:0 50px}
  .logo{position:relative;top:-2px;margin-bottom:0;display:inline-block}
  .logo-text a{font-size:18px;line-height:24px}
  .site-nav>li{display:none}
  .m-icon-nav{display:block}
  .m-icon-nav .tbfa:last-child{display:none}
  .header .site-search-form{display:none}
  .site-search{position:fixed;top:-96px;height:96px;padding:28px 0}
  body.search-on .site-search{top:0;opacity:1}
  .sidebar{display:none}
  .sidebar .widget{display:none !important}
  .sidebar .widget-on-phone{display:block !important}
  .content{min-height:auto}
  .single .content{border-radius:0;padding-top:15px}
  .article-header{text-align:left;padding:12px 0 15px;margin-bottom:0}
  .article-title{font-size:20px}
  .article-meta{font-size:12px;margin-top:6px}
  .article-nav{margin-bottom:20px}
  .widget{margin-bottom:0;border-radius:0}
  .widget h3{font-size:14px;padding-left:28px}
  .widget h3::before{left:15px;margin-top:-7px;height:14px;width:3px}
  .footer{padding:15px}
  .pagecontent{padding:15px;border-radius:0;margin-bottom:0}
  .pagecontent .article-header{padding-top:0}

  /* 手机抽屉：复用主导航 */
  .m-nav-show .site-nav{display:block;position:fixed;top:0;left:0;bottom:0;width:240px;background-color:#fff;z-index:99999;padding:60px 0 20px;overflow-y:auto;text-align:left;box-shadow:2px 0 12px rgba(0,0,0,.06);opacity:1}
  .m-nav-show .site-nav>li{display:block;margin-left:0;font-size:15px;border-bottom:1px solid var(--tb--line)}
  .m-nav-show .site-nav>li a{padding:14px 20px;font-size:15px}
  body.m-nav-show::after{content:"";position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:99998}
}

/* ============ 断点 600（手机竖屏） ============ */
@media (max-width:600px){
  body{padding-top:50px}
  .container{padding:0}
  .header .container{padding:0 50px}
  .m-icon-nav{padding:0 5px 0 15px}
  body.m-nav-show .m-icon-nav{padding:0 20px}
  .excerpt{border:none;padding:14px 150px 15px 15px;border-radius:0 !important;position:relative}
  .excerpt:before{content:"";position:absolute;bottom:0;left:15px;right:15px;border-top:1px solid var(--tb--line);transform:scaleY(.5);transform-origin:0 0}
  .excerpt:last-child::before{display:none}
  .excerpt .focus{float:right;margin-right:-135px;width:120px;height:82px}
  .excerpt header{margin-bottom:0;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3}
  .excerpt h2{font-size:15px;line-height:1.4;font-weight:normal;position:relative;top:-2px}
  .excerpt .note{display:none}
  .excerpt .meta{position:absolute;bottom:11px;left:15px;right:150px;font-size:12px;margin-top:0;height:19px}
  .excerpt .meta time,.excerpt .meta .-tags{display:none}
  .excerpt-text{padding-left:15px;padding-right:15px}
  .excerpt-text header{height:auto}
  .m-excerpt-desc .excerpt-text .note{display:block;max-height:unset;color:var(--tb--gray);margin-top:3px;font-size:13px}
  .excerpt-text .meta{bottom:-4px;left:0;right:0;position:relative}
  .excerpt-text .meta time{display:inline-block}
  .excerpt-minic-index{margin-bottom:0;border-radius:0;padding:15px}
  .excerpt-minic-index h2{margin-bottom:3px;font-size:15px}
  .excerpts-title{border-radius:0;padding:10px 15px 0}
  .title{margin-bottom:15px}
  .title h3{padding-left:13px;font-size:14px}
  .title h3::before{margin-top:-7px;height:14px}
  .catleader{margin-bottom:5px;border-radius:0;padding:14px 15px}
  .catleader h1{font-size:18px}
  .pagination{border-radius:0;padding:15px;font-size:12px}
  .pagination li{display:none}
  .pagination li.prev-page,.pagination li.next-page{display:inline}
  .pagination li.next-page a{background-color:var(--tb--main);color:#fff}
  .pagination a,.pagination span{padding:5px 11px}
  .single .content{padding:0 15px;border-radius:0}
  .article-content{font-size:16px;line-height:1.7}
  .article-content h2{font-size:20px}
  .article-content h3{font-size:18px}
  .article-content h4{font-size:16px}
  .article-meta .item{margin-right:10px}
  .article-nav a{font-size:13px}
  .flinks{display:none}
  .karbar{right:12px;bottom:24px;width:52px}
  .karbar a{height:52px}
  .karbar i{margin:8px 0 2px;background-size:18px 18px}
  .f404{margin:60px 0}
  .f404 h6{font-size:140px;height:140px}
  .f404 h1{font-size:24px;margin:20px 0 8px}
  .f404 h2{font-size:15px;margin-bottom:20px}
}

/* ============ 手机版子域 m.：侧栏不并列，落正文下方全宽（对齐 DUX .m-sidebar） ============ */
.m-sidebar section.container{flex-wrap:wrap}
.m-sidebar .content-wrap{flex:0 0 100%}
.m-sidebar .sidebar{display:block;flex:0 0 100%;width:auto;margin-left:0;clear:both}
.m-sidebar .sidebar .widget{display:block !important}