:root{--primary-color:#ff6f00;--secondary-color:#f68936;--background-color:#eee;--content-bg-color:#fff;--text-color:#333;--border-color:#e1e1e1;--list-hover-color:#f5f5f5;--tips-color:#aaa;--footer-color:#666;--page-selected-color:#fff;--hover-mask-bg:rgba(0, 0, 0, 0.5);--sub-text-color:#555;--bar-color:#aaa;--tag-bg:#fff3e4;--back-top-color:#cecece;--shadow-in:#dadada}:root[theme=dark]{--primary-color:#ff6f00;--secondary-color:#ee9a59;--background-color:#181818;--content-bg-color:#1b1b1b;--text-color:#e0e0e0;--border-color:#333;--list-hover-color:#1b1b1b;--tips-color:#aaa;--footer-color:#999;--page-selected-color:#fff;--hover-mask-bg:rgba(255, 255, 255, 0.5);--sub-text-color:#bbb;--bar-color:#666;--tag-bg:#3d260f;--back-top-color:#666;--shadow-in:#2b2b2b}*{box-sizing:border-box}html{height:100%;color:var(--text-color);background-color:var(--background-color);transition-duration:.3s;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Open Sans","Helvetica Neue",sans-serif}.shadow-in{box-shadow:inset 3px 3px 4px var(--shadow-in)}footer{color:var(--footer-color)}body{margin:0;line-height:1.75}.text-gray{color:var(--tips-color)}header{border-bottom:1px solid var(--border-color);background-color:var(--content-bg-color)}header nav ul{text-align:center}.back-top{background-color:var(--back-top-color);cursor:pointer;border-radius:3px;display:none}.bar{background-color:var(--bar-color);height:8px;border-radius:18px;left:0;position:absolute;bottom:-5px;z-index:2;min-width:100px}.bar:hover{filter:brightness(1.2)}.is-open .bar{display:none}.is-open .logo{display:none}.nav-item{white-space:nowrap}.nav-item>a{display:inline-block;padding:.5rem}.nav-item:hover a{color:var(--primary-color)}.nav-item>ul{display:none;position:absolute;left:0;top:0;background-color:var(--content-bg-color);border:1px solid var(--border-color)}.nav-item:hover ul a{color:var(--text-color)}.nav-item:hover .sub-menu a:hover,.nav-item:hover ul a.active{color:var(--primary-color)}header nav>ul>.nav-item:hover::after{display:block}.border-bottom{border-bottom:1px solid var(--border-color)}header #close-menu{display:none}header.is-open #open-menu{display:none}header.is-open #close-menu{display:inline-block;margin-right:15px}header.is-open .menu-title{position:fixed;background-color:var(--content-bg-color);inset:0;z-index:2;flex-direction:column;justify-content:start;overflow:auto}header.is-open #close-menu{position:fixed;top:0;right:0;z-index:3}header.is-open nav{display:block;margin-left:0}main{margin-top:3rem}.min-h{min-height:calc(100vh - 180px)}.nav-item:hover>ul{display:flex;transform-origin:top center;animation:nav .1s}.tags{background:var(--tag-bg);color:var(--primary-color);border-radius:5px;padding:0 5px}header.is-open .menu-title{padding-top:28px}header.is-open .menu-theme{position:fixed;display:block;left:15px;top:0;z-index:3}.loading{display:none;align-items:center;justify-content:center;text-align:center;height:20px}.loading>span{height:0;width:4px;background-color:var(--primary-color);margin:0 2px;animation:loading .5s linear infinite alternate}.loading>span:first-child{animation-delay:-2s}.loading>span:nth-child(2){animation-delay:-1.75s}.loading>span:nth-child(3){animation-delay:-1.5s}.loading>span:nth-child(4){animation-delay:-1.25s}.loading>span:nth-child(5){animation-delay:-.75s}@keyframes loading{from{height:30%}to{height:100%}}header.is-open .nav-item{padding:0;margin:8px}header.is-open .nav-item>ul{display:block;position:static;margin-left:0;border:0}header.is-open nav>ul>li.nav-item>ul{position:static;border:0}header.is-open .nav-item:hover>ul{animation:none}header nav ul.sub-menu{position:absolute;left:0;right:0;top:100%;z-index:1;flex-direction:row;flex-wrap:wrap;padding:20px;gap:0;text-align:left}header nav ul.sub-menu>li{line-height:1;width:12.5%}header nav ul.sub-menu>li a:hover{background-color:var(--border-color);border-radius:3px}header nav>ul>li{height:60px;line-height:46px;text-align:left}@media screen and (max-width:750px){header nav>ul>li{height:auto;line-height:1.2}header nav ul.sub-menu{padding:0 0 0 15px}}@media screen and (max-width:1100px){header nav ul.sub-menu>li{width:20%}}@keyframes nav{from{transform:scale(1,0)}to{transform:scale(1,1)}}#theme-mode .icon-sun{display:none}[theme=dark] #theme-mode .icon-sun{display:block}[theme=dark] #theme-mode .icon-moon{display:none}h1{font-size:24px}h2{font-size:22px}h3{font-size:20px}h4{font-size:18px}h5{font-size:16px}h6{font-size:14px}.content img{width:100%;max-width:600px}.sub-title{font-weight:700;padding:10px 0;display:flex;align-items:center}.sub-title::before{content:'';display:inline-block;height:16px;width:4px;border-radius:4px;margin-right:10px;background-color:var(--primary-color)}.bg-content{background-color:var(--content-bg-color)}.text-primary{color:var(--primary-color)}.pagination{display:flex;list-style-type:none;justify-content:center;padding:0;align-items:center;gap:8px}.pagination span{min-width:30px;display:inline-block;text-align:center;background-color:var(--content-bg-color);height:30px;line-height:30px;border-radius:100%;font-size:14px}.pagination .selected span{color:var(--page-selected-color);background-color:var(--primary-color)}.category-list li{border-bottom:1px solid var(--border-color);padding:10px 0}#search input{border:1px solid var(--border-color);background-color:var(--content-bg-color);color:var(--text-color)}#search input:focus{outline:1px solid var(--primary-color)}#search button{background-color:transparent;border:0;outline:0;color:var(--text-color)}a.active{color:var(--primary-color);font-weight:700}.more-btn{background-color:transparent;color:var(--primary-color);border:0;padding:8px;cursor:pointer;text-decoration:underline}.more-btn:hover{color:var(--secondary-color)}.article-list-item{padding-bottom:10px;border-bottom:1px solid var(--border-color)}.hot-list .article-list-item:last-child{border-bottom:0}.hot-list a{color:var(--sub-text-color)}.highlight{color:var(--secondary-color)}a{color:var(--text-color);text-decoration:none}a:hover{color:var(--primary-color)}select{background-color:var(--content-bg-color);color:var(--text-color)}#language{display:none;padding:5px;position:absolute;right:0;list-style-type:none;white-space:nowrap;background-color:var(--content-bg-color);top:100%;margin:0;border:1px solid var(--border-color);border-radius:3px}.hidden-h1{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.quick-nav{max-height:350px;overflow:hidden}.quick-nav:hover{overflow:auto}.quick-nav-list{list-style:none;padding:0;margin:0;position:relative}.quick-nav-list::before{content:'';position:absolute;width:2px;background-color:var(--border-color);top:0;bottom:0}.quick-nav-list a{display:block;padding:4px 12px;margin:2px 0;color:var(--text-color);text-decoration:none;border-left:3px solid transparent;transition:all .2s ease;font-size:14px;position:relative;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.quick-nav-list a:hover{background-color:var(--border-color)}.quick-nav-list a.active{border-left-color:var(--primary-color);background-color:var(--tag-bg);color:var(--primary-color);font-weight:500}a.ticket{color:var(--primary-color)}a.ticket:hover{text-decoration:underline}.btn{color:#fff;background-color:var(--primary-color);padding:5px;border-radius:5px}.btn:hover{color:#fff;opacity:.9}.ads-container{margin:4px 0}.ads-container .ads-flag{background-color:var(--background-color);padding:0 4px;opacity:.8;pointer-events:none}