/* build time:Sat Jan 31 2026 01:39:40 GMT+0800 (中国标准时间)*/
:after,:before,:root{--header-height:56px;--theme-color:#c2185b;--background:#eaeaea;--pink10:#fff5f8;--pink50:#fce4ec;--pink200:#F48FB1;--orange50:#fff2f1;--orange800:#d84315;--yellow100:#fff9c4;--yellow200:#fff59d;--lime100:#f0f4c3;--cyan400:#26c6da;--bgcolor:#c2185b;--bgcolor-o7:rgba(194, 24, 91,.7);--head:#c2185b;--head-o77:#c2185bc4;--head-o77:linear-gradient(to left, #C2185Bc4, #D81B60c4);--bgcolor-lite:#d45d8c;--textcolor:#34495e;--lighttextcolor:#525f7f;--sometitlecolor:#3c4858;--White-Black:#fff;--White-Dark:#fff;--White-Dark-o7:hsla(0, 0%, 100%, 0.7);--Black-White:#000;--sweetartTitle:#595959;--blue:#0d47a1;--LightGrey:#b7b7b7;--Deep-Orange:#d84315;--Darkgrey:#ededed;--e0e0e0:#e0e0e0}@media (prefers-color-scheme:dark){:after,:before,:root{--background:#000;--pink10:#250516;--pink50:#1f0010;--pink200:#8e1147;--orange50:#240700;--orange800:#ffccbc;--yellow100:#f57f17;--yellow200:#493300;--lime100:#827717;--cyan400:#00838f;--bgcolor:#f8bbd0;--bgcolor-o7:rgba(248, 187, 208,.7);--head:#470024;--head-o77:#470024c4;--head-o77:linear-gradient(to right, #470024c4, #5f0033c4);--bgcolor-lite:#f48fb1;--textcolor:#a3a3a3;--lighttextcolor:#8b8b8b;--sometitlecolor:#C3B7A7;--White-Black:#000;--Black-White:#fff;--White-Dark:#191919;--White-Dark-o7:rgba(25, 25, 25, 0.7);--sweetartTitle:#fff;--blue:#bbdefb;--LightGrey:#616161;--Deep-Orange:#ffab91;--Darkgrey:#292929;--e0e0e0:#424242}}@media only screen and (max-width:600px){:root{--default-font-size:16px}}@media only screen and (min-width:601px) and (max-width:992px){:root{--default-font-size:16.5px}}@media only screen and (min-width:993px){:root{--default-font-size:18px}}.theme-color{color:var(--bgcolor)}::selection{background-color:rgb(233 30 99 / 15%)}pre code ::selection,pre code::selection{background-color:#4e5168}@media (prefers-color-scheme:dark){::selection{background-color:hsl(332deg 100% 50% / 20%)}}html{font-family:-apple-system-font,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans",Roboto,"Helvetica Neue",Helvetica,Arial,sans-serif}@supports (scrollbar-width:thin){html{scrollbar-width:thin}}@supports (scrollbar-color:rgba(194,24,91,.45) transparent){html{scrollbar-color:rgba(194,24,91,.45) transparent}}html::-webkit-scrollbar{width:4px;height:4px}html::-webkit-scrollbar-track{background:0 0}html::-webkit-scrollbar-thumb{background-color:rgba(194,24,91,.45);border-radius:4px}@media only screen and (max-width:600px){html{font-family:-apple-system-font,BlinkMacSystemFont,"PingFang SC",Roboto,"Helvetica Neue",Helvetica,Arial,sans-serif}}@media only screen and (max-width:325px){:root{--header-height:env(titlebar-area-height,45px)}.container{width:95%}.card-container{width:calc(95% + 1.5rem)}footer .social-link{display:none}}@media only screen and (min-width:326px) and (max-width:600px){:root{--header-height:env(titlebar-area-height,45px)}.container{width:95%}.card-container{width:calc(95% + 1.5rem)}footer .social-link{display:none}}@media only screen and (min-width:601px) and (max-width:992px){:root{--header-height:env(titlebar-area-height,35px)}.container{width:90%;max-width:90%}.card-container{width:calc(90% + 1.5rem);max-width:calc(90% + 1.5rem)}}@media only screen and (min-width:993px){:root{--header-height:env(titlebar-area-height,46px)}.container{width:85%;max-width:1125px}.card-container{width:calc(85% + 1.5rem);max-width:calc(1125px + 1.5rem)}.post-container{width:90%;margin:0 auto;max-width:1250px}#mobile-nav{display:none}}body{background-color:var(--background);margin:0;color:var(--textcolor)}dialog{border:none}.artDetail .articleContent{--default-font:-apple-system-font,BlinkMacSystemFont,"PingFang SC","Roboto","Helvetica Neue","Helvetica","Arial",sans-serif;font-family:var(--default-font)}.artDetail.font-skbx .articleContent,.font-skbx{font-family:skbx,var(--default-font)}.artDetail.font-serif .articleContent,.font-serif{font-family:PTSerif,"思源宋体 CN","华文宋体",STIXGeneral,'Times New Roman',Times,serif,var(--default-font)}.articleContent h1:before{content:" ";border-left:solid var(--bgcolor);border-left-width:8px;padding-right:.2em;opacity:.7}h1{margin:42px 0 10px -5px;font-size:1.6rem;font-weight:700;line-height:1.8rem;text-indent:-5px;color:var(--bgcolor)}h2{margin:38px 0 8px 0;font-size:1.5rem;font-weight:700;line-height:1.7rem}h3{margin:30px 0 12px 0;font-size:1.33rem;font-weight:700;line-height:1.45rem}h4{margin:10px 0 8px 0;font-size:1.2rem;font-weight:700;line-height:1.2rem}h5{margin:10px 0 4px 0;font-size:1.1rem;line-height:1.1rem}p{font-size:1rem;line-height:1.5rem}hr{margin:20px 0;border:0;border-top:1px solid var(--LightGrey)}.articleContent hr{background:linear-gradient(to right,transparent,var(--pink200),transparent);padding-top:.5px;border-top:initial}hr.end_hr{border:0;font-size:12px;padding:1em 0;position:relative;overflow:hidden}hr.end_hr:before{content:"\00A0·\00A0";font-weight:700;font-size:30px;color:var(--LightGrey);position:absolute;padding:0 1ch;line-height:1px;border:solid var(--LightGrey);border-width:0 99vw;width:fit-content;white-space:nowrap;left:50%;transform:translateX(-50%)}pre{padding:1.5rem;margin:1rem 0!important;background:#272822;overflow:auto;border-radius:.35rem;tab-size:4}code{padding:1px 5px;font-family:Inconsolata,Monaco,Consolas,'Courier New',Courier,monospace;background-color:var(--Darkgrey);border-radius:5px}pre code{padding:0;color:#e8eaf6;background-color:#272822;font-size:1em}pre[class*=language-]{padding:1.2em;margin:.5em 0}code[class*=language-],pre[class*=language-]{color:#e8eaf6;white-space:pre-wrap}b,strong{font-weight:700}dfn{font-style:italic}small{font-size:85%}cite{font-style:normal}mark{background-color:var(--yellow200);padding:.2em 0;color:inherit}.card{background-color:var(--White-Dark);border-radius:10px;box-shadow:0 15px 35px rgba(50,50,93,.1),0 5px 15px rgba(0,0,0,.07)}.card .card-image img{border-radius:5px 5px 0 0}.container .row,.post-container .row{margin-bottom:0}.bg-color{background-color:var(--head)}@supports (backdrop-filter:blur(9px)){.bg-color{background:var(--head-o77);backdrop-filter:blur(9px)}}.text-color{color:var(--bgcolor)}.white-color{color:#fff}.progress-bar{height:4px;position:fixed;bottom:0;z-index:300;background:linear-gradient(to right,#ff9800 0,#f44336 100%);opacity:.8}.side-nav,nav{box-shadow:0 2px 5px 0 rgba(0,0,0,.16),0 7px 10px 0 rgba(0,0,0,.12)}#sidenav-overlay{backdrop-filter:blur(1em)}.sidenav{padding-bottom:10px}header{transition:height .3s ease;--header-font-size-destop:14px}header .nav-transparent{background-color:transparent!important;background-image:none;box-shadow:none;backdrop-filter:none}header nav .brand-span{font-size:1.45rem}header .brand-logo .logo-img{height:20px;vertical-align:middle}header .button-collapse i{font-size:calc(var(--header-height)/ 3.4)}nav.side-nav{--sidenav-width:60vw;max-width:260px;height:100vh;height:-webkit-fill-available;overflow:hidden;display:flex;flex-direction:column;overflow-y:scroll}.sidenav-overlay{backdrop-filter:blur(8px)}nav.side-nav .mobile-head{flex-shrink:0;padding:0 13px;display:flex;flex-direction:column;row-gap:.3rem}nav.side-nav .mobile-head img{margin-top:30px;width:75px;height:75px}nav.side-nav .mobile-head .logo-name{padding-left:10px;font-size:1.5rem;color:#e3e3e3}nav.side-nav .mobile-head .logo-desc{padding-left:10px;padding-bottom:10px;font-size:.8rem;line-height:1rem;color:#e3e3e3}nav ul.right.nav-menu li.nav-item a{font-size:var(--header-font-size-destop)}nav.side-nav ul.tabs{flex-shrink:0;overflow:hidden;margin-bottom:5px;top:0;position:sticky;z-index:1}nav.side-nav [id^=swipe-]{padding:0;overflow:auto;mask-image:linear-gradient(to top,transparent 0,rgba(255,255,255,.6) 20px,#fff 48px,#fff 100%),linear-gradient(to left,#fff 5px,transparent 5px);padding-bottom:25px}.mobile-menu-list{flex-shrink:1;display:flex;flex-direction:column}.mobile-menu-list ul li.m-nav-item a{--md-sys-color-on-secondary-container:var(--textcolor);color:var(--textcolor);display:flex;align-items:center;transition:background-color .3s;will-change:background-color}.mobile-menu-list a i{font-size:1.1rem;height:48px;line-height:48px;margin:0 32px 0 0;width:24px}.toctoggle{vertical-align:middle;width:18px;fill:#fff;margin-bottom:2px}nav.side-nav .fa-fw{width:5rem;text-align:left}nav.side-nav .social-link{position:absolute;bottom:45px;padding-left:15px}#headNav ul.nav-menu li a i{font-size:var(--header-font-size-destop);line-height:var(--header-height);height:var(--header-height)}.social-link a{font-size:1.2rem;display:inline;padding:0 12px}#mobile-nav .social-link a{color:var(--textcolor)!important}#mobile-nav{background-color:#fff}@supports (backdrop-filter:blur(1px)){#mobile-nav{background-color:#ffffffbf}}.cover-btns{position:relative;top:10vh;text-align:center}.cover-btns a{margin:10px 15px;padding:0 35px;height:45px;line-height:45px;font-size:1rem;color:#fff;border:1px solid #fff;background-color:transparent;border-radius:30px;box-shadow:none}.cover-btns a:hover{border:1px solid #f44336;background-color:#f44336;box-shadow:0 14px 26px -12px rgba(233,30,99,.42),0 4px 23px 0 rgba(0,0,0,.12),0 8px 10px -5px rgba(233,30,99,.2)}.cover-btns a i{font-size:1.1rem;padding-right:5px}.cover-social-link{position:relative;top:18vh;text-align:center}.cover-social-link a{padding:0 15px;font-size:1.35rem;color:#fff}header .go-back{float:left;position:relative;padding-left:5px;padding-right:5px;z-index:1;height:56px}header .go-back i{font-size:1.6rem;font-weight:200;line-height:56px}@media only screen and (max-width:600px){#headNav,#navContainer,body.tools-body header,nav .nav-wrapper{height:env(titlebar-area-height,var(--header-height))}header nav .brand-logo{left:80px;width:100px;font-size:17px;-webkit-transform:translateX(-50%);transform:translateX(-50%)}header .brand-logo .logo-span{font-size:calc(var(--header-height)/ 3.2);line-height:var(--header-height)}}@media only screen and (min-width:601px) and (max-width:992px){header .brand-logo .logo-span{font-size:14px;vertical-align:bottom}header .brand-logo .logo-img{vertical-align:middle;height:14px}nav,nav .nav-wrapper i,nav a.button-collapse,nav a.button-collapse i{height:var(--header-height);line-height:var(--header-height)}#Container1,#Container1 a{height:var(--header-height)}#Container1 a{vertical-align:top}}#Container1>a{display:flex;align-items:center;gap:5px}.bg-cover{position:relative;align-items:center;height:60vh;padding:0;margin-top:-64px;border:0;overflow:hidden;background-position:center center;background-size:cover;transform:translate3d(0,0,0)}.post-cover{height:40vh!important}.bg-cover:after{background:linear-gradient(90deg,#c62828BF,#c2185bbf,#6a1B9ABF,#1976D2BF,#00796BBF,#388E3CBF,#f57C00BF,#d32F2FBF,#c2185BBF);background-size:1000% 100%;animation:smoothRainbow 320s ease infinite}.bg-cover:after,.bg-cover:before{position:absolute;z-index:1;width:100%;height:100%;display:block;left:0;top:0;content:""}.cover-content{position:absolute;width:100vw;top:0;left:0;display:flex;align-items:center;justify-content:center;max-width:unset;flex-direction:column;padding:0 10px}.post-cover .cover-content,.post-cover .parallax-container{height:40vh}.about-cover .cover-content,.about-cover .parallax-container{height:100%}.index-cover .cover-content,.index-cover .parallax-container{height:100vh}.bg-cover .container{color:#fff;z-index:2}.bg-cover .title{font-size:4rem;font-weight:700;line-height:1.85em;margin-bottom:20px;position:relative}.bg-cover .description{font-size:1.25rem;font-weight:300;line-height:1.4em;color:#eee}.bg-cover .description a{color:#eee;text-decoration:underline;cursor:pointer}.bg-cover .post-title{font-size:1.8rem;font-weight:700;margin:0 10vw}@media (max-width:600px){.bg-cover .post-title{margin-bottom:30px}}@keyframes smoothRainbow{0%,100%{background-position:0 50%}10%,90%{background-position:20% 50%}20%,80%{background-position:40% 50%}30%,70%{background-position:60% 50%}40%,60%{background-position:80% 50%}50%{background-position:100% 50%}}@keyframes emphasize_keys{0%{background-color:var(--yellow200)}}.emphasize{animation:emphasize_keys .5s 2}.archive-calendar{margin-top:-60px;max-width:820px}#post-calendar{width:100%;height:225px}.settings-content{margin-top:-10px}#articles{margin-top:10px;margin-bottom:10px}article a{margin-right:0!important;color:var(--lighttextcolor);text-transform:none!important}.articles .row{margin-left:0;margin-right:0}article .card{border-radius:10px}article .card-image img{height:220px;border-radius:.3rem}article .tag-image img{height:220px}article .card .card-content{padding:15px 15px 12px 18px}article .article-content .summary{padding-bottom:2px;padding-left:0;margin-bottom:6px;word-break:break-word}.publish-info{display:flex;flex-direction:row;flex-wrap:wrap;justify-content:space-between;align-items:center}article .article-content .publish-author{float:right}.publish-author .icon-category{padding-left:10px}.article-content .publish-author .post-category{padding-left:5px}article .card .card-action{padding:10px 15px 10px 18px}.chip.bg-color,.treeCate .article-tags .chip,article .article-tags .chip{margin:2px;font-size:.8rem;font-weight:400;height:22px;line-height:22px;color:#fff;border-radius:10px}.treeCate svg{fill:var(--textcolor);max-width:18px;max-height:18px;vertical-align:middle}.prev-next{margin-left:-.75rem}.prev-next .article-badge{min-width:3rem;margin-top:7px;padding:3px 10px 3px 8px;text-align:center;font-size:1rem;line-height:inherit;position:absolute;box-sizing:border-box;z-index:200;background-color:#fff;font-weight:500}.prev-next .left-badge{border-radius:0 5px 5px 0}.prev-next .right-badge{border-radius:5px 0 0 5px;right:10px}.paging{margin-bottom:15px}.paging .row{margin-left:0;margin-right:0}.paging .page-info{font-size:1.4rem;color:#888;padding-top:1rem}.paging i{font-size:2.5rem}.paging .disabled{background-color:#ccc!important}.paging .disabled i{color:#999!important}.chip-container{margin-top:-60px}.chip-container .tag-title{margin-bottom:10px;color:var(--sometitlecolor);font-size:1.75rem;font-weight:400}.chip-container .tag-chips{margin:1rem auto .5rem;max-width:850px;text-align:center}.chip-container .tags-posts{margin-top:20px}.chip-container .chip-default{color:#34495e}.chip-container .chip-active{color:#fff!important;background:linear-gradient(to bottom right,#ff5722 0,#e91e63 100%)!important;box-shadow:2px 5px 10px #aaa!important}.chip-container .chip{margin:10px 10px;padding:0 16px;display:inline-block;height:38px;min-width:80px;line-height:39px;font-size:1rem;font-weight:500;border-radius:5px;word-wrap:break-word;cursor:pointer;box-shadow:0 3px 5px rgba(0,0,0,.12)}.chip-container .chip:not(.chip-active):hover{color:#000;background:linear-gradient(to right,#ffeb3b 0,#ffb300 100%)!important}.chip .tag-length{margin-left:5px;font-size:.5rem}.chip-default .tag-length{color:#e91e63}.chip-active .tag-length{color:#fff}.bg-cover~main .artDetail{margin-top:-64px}@media only screen and (max-width:550px){.articleContent table{table-layout:fixed}}@media only screen and (min-width:1418px){.bg-cover~main .artDetail{margin-top:-60px;padding:0 .75rem}}.artDetail .card{box-shadow:0 10px 35px 2px rgba(0,0,0,.15),0 5px 15px rgba(0,0,0,.07),0 2px 5px -5px rgba(0,0,0,.1)}.artDetail>div.card{overflow:hidden}.artDetail .tag-cate{margin:auto;display:flex;justify-content:space-between;align-items:center;width:100%}.artDetail a{margin-right:0;text-transform:none}.artDetail .article-card-content{padding:0 6% 20px}footer{padding-bottom:1px}footer .footerCDN{margin:0 6px}footer .footerCDN svg{max-width:13px;max-height:13px;fill:#fff}footer .footerCDN img{max-width:17px;max-height:13px;vertical-align:middle}footer .social-statis{margin-top:10px;position:relative}footer a{color:#fff}footer .copy-right{color:#dbdbdb}footer #beian img{vertical-align:top}#searchIcon{font-size:1.6rem}#searchModal{min-height:500px;width:80%;border-radius:10px;overflow:overlay;max-width:800px}#searchModal .search-header .title{font-size:1.6rem;color:#333}#searchInput{box-shadow:0 3px 5px -5px var(--bgcolor);transition:height .3s;height:0;opacity:0}#searchLoading{width:35vw;margin:0 auto;display:flex;flex-direction:column;align-items:center}#searchLoading img{max-width:200px}#searchResult{margin:-15px 0 10px 10px}#searchResult .search-result-list{margin-left:-8px;padding-left:0;color:var(--textcolor)}.search-result-list .search-result-title{font-size:1.4rem;color:var(--bgcolor);text-transform:capitalize}.search-result-list li{border-bottom:1px solid var(--LightGrey);padding:15px 0 5px 0}.search-result-author{font-size:1rem;margin-left:10px;margin-top:.4rem;margin-right:.2rem;float:right}.search-result-list .search-keyword{color:var(--Deep-Orange)}p.search-result{overflow:hidden;text-overflow:ellipsis;display:-moz-box;-moz-line-clamp:2!important;-moz-box-orient:vertical;autoprefixer:off;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:.9em;line-height:1.4em;width:100%}.top-scroll{display:none;position:fixed;right:20px;bottom:30px;padding-top:15px;margin-bottom:0;z-index:10}@media (min-width:993px){#floating-toc-btn{display:unset;position:fixed;right:20px;bottom:86px;padding-top:15px;margin-bottom:0;z-index:998}#floating-toc-btn-mobile,.toctriangle{display:none}}#floating-toc-btn a,#floating-toc-btn-mobile a,.top-scroll .btn-floating{width:48px;height:48px}#floating-toc-btn i,#floating-toc-btn-mobile i,.top-scroll .btn-floating i{line-height:48px;font-size:1.8rem}.btn-large:active,.btn:active{filter:brightness(.6) contrast(1.5)}@media screen and (min-width:360px) and (max-width:767px){.info-break-policy{word-break:keep-all;display:inline-block;width:50%}}@media screen and (min-width:768px){.info-break-policy{word-break:keep-all;float:left;margin-right:30px}}@media screen and (max-width:359px){.info-break-policy{word-break:keep-all;display:inline-block;width:100%}.custom-card{padding:0 2px!important}}.clearfix{clear:left;margin:15px 0}.frind-ship .title h1{margin:2.1rem 0 1rem 0}select{border-radius:30px;padding:0 10px}ul.select-dropdow{padding-left:0!important}ul.select-dropdown li{list-style-type:none!important}textarea{border-radius:15px;padding:5px 10px;border:thin dashed var(--bgcolor)}:focus{outline:0}.card-image img{object-fit:cover}footer.page-footer{background-color:var(--head)}#loading-cover{cursor:progress}.toast_error{background-color:#fff0f0;color:#e10000;font-weight:700;border:1px #e10000 solid}.dplayer-menu-item a{color:#eee!important;text-decoration:none!important}#reward{margin:40px 0;text-align:center}#reward .reward-link{font-size:1.88rem;line-height:48px}#reward .btn-floating{width:48px;height:48px}#reward .btn-floating:hover{box-shadow:0 6px 12px rgba(0,0,0,.2),0 5px 15px rgba(0,0,0,.2)}#rewardModal{width:320px;height:380px;overflow:overlay}#rewardModal .reward-title{margin:15px auto;padding-bottom:5px}#rewardModal .modal-content{padding:10px}#rewardModal .close{position:absolute;right:15px;top:15px;color:var(--lighttextcolor);font-size:1.3rem;line-height:20px;cursor:pointer}#rewardModal .reward-tabs{margin:0 auto;width:85%}.reward-tabs .tabs{height:38px;margin:10px auto;padding-left:0;border-radius:10px;background-color:initial;overflow-x:hidden;column-gap:0;display:flex}.reward-tabs .tabs .tab{height:38px;line-height:38px;flex:1}.reward-tabs .tab a{color:#fff;background-color:#ccc}@media (prefers-color-scheme:dark){.reward-tabs .tab a{background-color:#333}}.reward-tabs .tab a:hover{color:#fff}.reward-tabs .wechat-tab a.active,.reward-tabs .wechat-tab a:hover{color:#fff!important;background-color:#06c865!important}.reward-tabs .alipay-tab a.active,.reward-tabs .alipay-tab a:hover{color:#fff!important;background-color:#1677ff!important}.reward-tabs .alihongbao-tab a.active,.reward-tabs .alihongbao-tab a:hover{color:#fff!important;background-color:#eb4a10!important}.reward-tabs .tabs .tab a:hover{filter:brightness(1.1)}.reward-tabs .tabs .tab a:focus{background-color:#ccc}.reward-tabs .reward-img{width:210px;height:210px}#rewardModal::-webkit-scrollbar{width:7px}i.fa-calendar-minus{padding-right:3px}@media screen and (min--moz-device-pixel-ratio:0){input[type=range]{border:unset}}.swal2-container a.collection-item{background-color:transparent;color:var(--bgcolor)}textarea::-webkit-input-placeholder{color:var(--LightGrey)}textarea{color:var(--textcolor)}.articleContent li ol>li{list-style-type:lower-alpha}.articleContent li li ol>li{list-style-type:lower-roman}.material-tooltip{text-align:left;max-width:90%}@keyframes flashBackground{0%{background-color:transparent;backdrop-filter:opacity(0)}50%{background-color:var(--bgcolor-o7)}100%{background-color:transparent}}.highlight-anchor{animation-name:flashBackground;animation-duration:1.5s;animation-timing-function:ease-in-out;animation-iteration-count:1;transform:translateZ(0);will-change:background-color,backdrop-filter}html{scroll-padding-top:calc(var(--header-height) * 1.1);scroll-behavior:smooth}@supports not (scroll-padding-top:calc(var(--header-height) * 1.1)){.articleContent h1{padding-top:var(--header-height);margin-top:calc(-1 * var(--header-height) + 10px + 30px)}.articleContent h2,.articleContent h3{padding-top:var(--header-height);margin-top:calc(-1 * var(--header-height) + 10px + 10px)}.articleContent h1+h2,.articleContent h2+h3,.articleContent h3+h4{margin-top:calc(-1 * var(--header-height));padding-top:var(--header-height)}#article-lists .article-list .article-content .article-title{padding-top:var(--header-height);margin-top:calc(-1 * var(--header-height))}}
/* rebuild by neat */