:root{color-scheme:light;--ink:#202d49;--muted:#53617a;--quiet:#637089;--accent:#4867c5;--line:rgba(107,130,177,.19);--glass:rgba(255,255,255,.57);--sans:"Segoe UI Variable","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:118px}body{margin:0;color:var(--ink);font:17px/1.7 var(--sans);background:#eaf0f9;background-image:radial-gradient(ellipse at 85% 28%,#ddd9f3 0,transparent 42%),radial-gradient(ellipse at 0 55%,#d5e7f8 0,transparent 48%),linear-gradient(150deg,#f3f6fb,#e9eef9 70%,#eee6f3);min-height:100vh}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #5279cf;outline-offset:5px}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.3;letter-spacing:-.04em}p{color:var(--muted)}.wrap{width:min(var(--max),calc(100% - 64px));margin-inline:auto}.skip{position:fixed;top:-90px;left:20px;z-index:30;padding:10px 18px;background:#fff;border-radius:12px}.skip:focus{top:10px}
.site-header{position:sticky;top:18px;z-index:20;width:min(1240px,calc(100% - 40px));margin:20px auto 0;border:1px solid rgba(255,255,255,.95);border-radius:23px;background:rgba(255,255,255,.66);backdrop-filter:blur(22px) saturate(135%);-webkit-backdrop-filter:blur(22px) saturate(135%);box-shadow:0 10px 36px #4d638416,inset 0 1px 0 #fff}.header-inner{width:100%;min-height:76px;padding:0 27px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:12px}.brand-name{font-size:27px;font-weight:700;letter-spacing:-1.2px}.brand-note{display:none}.primary-nav{display:flex;align-items:center;gap:7px;margin-left:auto}.primary-nav a{padding:8px 17px;font-size:16px;font-weight:500;color:var(--muted);border-radius:12px}.primary-nav a:hover{background:#ffffff78;color:var(--ink)}.primary-nav a[aria-current=page]{background:#fff;box-shadow:0 3px 12px #4b638013;color:var(--ink)}.github-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;padding-left:22px;border-left:1px solid var(--line)}.gh-mark{width:20px;height:20px;display:inline-flex}.gh-mark svg{width:100%;height:100%;fill:currentColor}.menu-toggle{display:none;border:1px solid var(--line);border-radius:12px;background:#ffffff80;width:44px;height:44px;font-size:22px}
main{min-height:calc(100vh - 210px)}.home-hero{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;padding:66px 0 58px}.hero-copy{position:relative;z-index:1;padding-left:8px}.eyebrow{color:var(--accent);font-size:15px;letter-spacing:.04em;font-weight:600;margin-bottom:22px}.home-hero h1{font-size:clamp(45px,4.6vw,66px);font-weight:700;line-height:1.23;letter-spacing:-.055em;margin-bottom:24px}.home-hero h1 span{color:#647cbd}.lead{font-size:19px;max-width:430px;line-height:1.8;margin-bottom:28px}.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.button{display:inline-flex;justify-content:center;align-items:center;gap:14px;min-height:50px;padding:11px 22px;border-radius:14px;border:1px solid transparent;background:#304873;color:white;font-size:16px;font-weight:600;box-shadow:0 6px 15px #3f557b24;transition:transform .2s,box-shadow .2s}.button:hover{transform:translateY(-2px);box-shadow:0 10px 20px #3f557b32}.button.secondary{color:var(--ink);background:#ffffff75;border-color:#fff;box-shadow:inset 0 1px 0 #fff}.hero-art{height:430px;border-radius:38px;overflow:hidden;position:relative;box-shadow:inset 0 0 0 1px #fff,0 22px 55px #647ba420;transform:rotate(2deg);background:#dbe7f6}.hero-art img{width:100%;height:100%;object-fit:cover;object-position:58% 50%;display:block}.hero-art::after{content:"";position:absolute;inset:0;border:1px solid #ffffffb8;border-radius:inherit;pointer-events:none}.art-label{position:absolute;bottom:20px;left:20px;right:20px;padding:12px 18px;border:1px solid #ffffffc9;border-radius:16px;background:#ffffff66;backdrop-filter:blur(14px);display:flex;justify-content:space-between;align-items:center;font-size:14px;color:#3e526e}.art-label span:last-child{font-size:20px}
.section{padding:0 0 45px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.section-heading h2{margin:0;font-size:30px;font-weight:650}.section-heading p{display:none}.small-link{font-size:16px;color:var(--muted)}.small-link:hover{color:var(--accent)}.project-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.project-card{position:relative;overflow:hidden;padding:28px 30px;border-radius:26px;border:1px solid #ffffffec;background:linear-gradient(135deg,#ffffffad,#ffffff61);box-shadow:0 12px 36px #526c9c0b,inset 0 1px 0 #fff;transition:transform .2s,box-shadow .2s}.project-card:hover{transform:translateY(-4px);box-shadow:0 18px 38px #526c9c20}.project-card.pianyu{background:linear-gradient(125deg,#ffffffbd,#e5e5fa8c)}.project-card.tuno{background:linear-gradient(125deg,#ffffffbd,#d5e8f5a3)}.project-card-head{display:flex;align-items:center;gap:16px;margin-bottom:15px}.app-icon{width:58px;height:58px;display:grid;place-items:center;flex-shrink:0;border:1px solid #ffffffbd;border-radius:18px;box-shadow:0 6px 15px #6c78a126,inset 0 1px 2px #fff;background:linear-gradient(145deg,#c1baf1,#8c99cf);color:#fff}.tuno .app-icon{background:linear-gradient(145deg,#a8cce8,#6f96bd)}.app-icon svg{width:32px;height:32px;stroke:currentColor;fill:none;stroke-width:1.5}.project-card h3{font-size:26px;margin:0 0 2px;font-weight:650}.project-meta{font-size:14px;color:var(--quiet);display:flex;gap:10px;flex-wrap:wrap}.project-card p{font-size:17px;margin:0 0 22px}.link-row{display:flex;gap:22px;flex-wrap:wrap;align-items:center}.inline-link{font-size:16px;color:var(--accent);font-weight:500}.inline-link:hover{text-decoration:underline;text-underline-offset:5px}.link-row .inline-link:first-child{color:var(--ink)}
.article-list{padding:0 28px;border:1px solid #ffffffdf;border-radius:24px;background:#ffffff66;box-shadow:inset 0 1px 0 #fff}.article-row{display:grid;grid-template-columns:82px minmax(0,1fr) auto;gap:22px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}.article-row:last-child{border-bottom:0}.article-row:hover h3{color:var(--accent)}.article-date{font-size:14px;color:var(--quiet)}.article-row h3{font-size:21px;font-weight:550;margin:0}.article-row p{font-size:15px;margin:6px 0 0}.article-kind{font-size:17px;color:var(--accent)}.home-articles .article-row p{display:none}
.page-intro{padding:63px 0 32px}.page-intro h1{font-size:48px;margin-bottom:15px}.page-intro .eyebrow{margin-bottom:10px}.page-intro p{max-width:660px;font-size:18px;margin-bottom:0}.page-content{padding-bottom:65px}.project-list{display:grid;gap:19px}.project-detail{display:grid;grid-template-columns:minmax(0,1fr) 190px;gap:28px;padding:30px 34px;border:1px solid #ffffffe6;border-radius:25px;background:linear-gradient(120deg,#ffffffa6,#ffffff60);box-shadow:inset 0 1px 0 #fff}.project-index,.repo-name,.status-line{display:none}.project-detail h2{font-size:27px;margin:0 0 12px}.project-detail .description{font-size:17px;margin-bottom:16px}.project-links{display:flex;flex-direction:column;align-items:flex-start;gap:13px;padding-top:5px}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:0}.tag{font-size:14px;padding:4px 11px;background:#fff9;border:1px solid #fff;border-radius:9px;color:var(--muted)}
.filter-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:23px}.filter-label{display:none}.filter-button{border:1px solid transparent;border-radius:12px;padding:8px 16px;background:#ffffff52;color:var(--muted);font-size:16px}.filter-button[aria-pressed=true]{background:#fff;border-color:#fff;color:var(--accent);box-shadow:0 3px 12px #5579a215}.search-field{margin-left:auto;display:flex;align-items:center;gap:10px;padding:10px 15px;border:1px solid #fff;border-radius:13px;background:#ffffff7d;width:270px}.search-field input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:var(--ink);font-size:16px}.empty-message{padding:24px 12px}.article-page{display:grid;grid-template-columns:minmax(0,790px) 200px;gap:36px;padding:44px 0 64px}.article-main{padding:35px 40px;border:1px solid #fff;border-radius:28px;background:#ffffffa6;min-width:0}.breadcrumbs{font-size:14px;color:var(--quiet);margin-bottom:25px}.breadcrumbs a{color:var(--accent)}.article-main h1{font-size:40px;margin:0 0 20px}.article-deck{font-size:19px;margin-bottom:20px}.article-byline{display:flex;gap:8px 16px;flex-wrap:wrap;padding-bottom:20px;border-bottom:1px solid var(--line);font-size:14px;color:var(--quiet)}.prose{padding-top:8px}.prose h2{font-size:27px;margin:30px 0 15px}.prose h3{font-size:22px;margin:24px 0 12px}.prose p,.prose li{font-size:18px;line-height:1.95;color:#38475e}.prose ul{padding-left:24px}.prose li{padding:5px 0}.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:4px}.article-aside{position:sticky;top:130px;align-self:start;padding:20px 0}.article-aside h2{font-size:16px;margin:0 0 12px}.article-aside a{display:block;padding:7px 0;font-size:16px;color:var(--muted)}.article-aside a:hover{color:var(--accent)}.about-panel{max-width:810px;padding:36px;border:1px solid #fff;border-radius:26px;background:#ffffff8c}.about-panel p{font-size:20px;line-height:1.9}.about-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.site-footer{padding-bottom:16px}.footer-inner{display:flex;justify-content:space-between;gap:20px;padding:25px 0;border-top:1px solid var(--line);color:var(--quiet);font-size:14px}.footer-links{display:flex;gap:23px}.footer-links a:hover{color:var(--accent)}[hidden]{display:none!important}
@media(min-width:1450px){.home-hero{padding-block:78px 65px}.hero-art{height:460px}}
@media(max-width:1000px){.header-inner{gap:16px;padding-inline:20px}.primary-nav a{padding-inline:12px}.github-link{padding-left:15px}.home-hero{gap:24px;padding-block:48px}.home-hero h1{font-size:48px}.hero-art{height:375px}.article-page{grid-template-columns:minmax(0,1fr)}.article-aside{position:static;padding:0 10px}.article-aside nav{display:flex;gap:20px;flex-wrap:wrap}}
@media(max-width:760px){.wrap{width:calc(100% - 36px)}.site-header{width:calc(100% - 28px);top:10px;margin-top:12px;border-radius:20px}.header-inner{min-height:67px;padding:0 17px;gap:15px}.brand-name{font-size:25px}.github-link{margin-left:auto;border:0;padding:0;font-size:0;gap:0}.gh-mark{width:24px;height:24px}.menu-toggle{display:grid;place-items:center}.primary-nav{display:none;position:absolute;left:0;right:0;top:76px;margin:0;padding:10px;border:1px solid white;border-radius:18px;background:#eff3fbee;box-shadow:0 15px 25px #4d63842b}.primary-nav.open{display:grid;grid-template-columns:repeat(4,1fr)}.primary-nav a{text-align:center;padding:10px 4px}.home-hero{grid-template-columns:1fr;gap:28px;padding:40px 0}.hero-copy{padding:0 8px}.home-hero h1{font-size:clamp(42px,8vw,58px);line-height:1.24}.eyebrow{margin-bottom:16px}.lead{font-size:18px;max-width:100%;margin-bottom:24px}.hero-art{height:300px;transform:none;border-radius:27px}.hero-art img{object-position:50% 55%}.art-label{font-size:14px;bottom:15px;left:15px;right:15px}.project-grid{gap:16px}.project-card{padding:23px}.project-card-head{gap:12px;align-items:flex-start}.project-card h3{font-size:23px}.app-icon{width:47px;height:47px;border-radius:14px}.project-meta{font-size:13px}.project-card p{font-size:16px}.link-row{gap:16px}.inline-link{font-size:15px}.section-heading h2{font-size:27px}.section{padding-bottom:34px}.article-row{grid-template-columns:minmax(0,1fr) auto;gap:8px 15px;padding:22px 0}.article-date{grid-column:1/-1}.article-row h3{font-size:20px}.article-kind{grid-column:2;grid-row:2}.article-list{padding:0 22px}.project-detail{padding:25px;grid-template-columns:1fr;gap:15px}.project-links{flex-direction:row;gap:22px;flex-wrap:wrap}.page-intro{padding-top:42px}.page-intro h1{font-size:41px}.article-main{padding:28px 25px}.article-main h1{font-size:34px}.article-page{padding-top:30px}.footer-inner{font-size:13px}.about-panel{padding:26px}.about-panel p{font-size:18px}}
@media(max-width:540px){.project-grid{grid-template-columns:1fr}.hero-art{height:250px}.hero-copy{padding-inline:4px}.home-hero h1{font-size:43px}.lead{font-size:17px}.project-card{padding:25px}.project-card h3{font-size:26px}.project-card p{font-size:17px}.project-meta{font-size:14px}.inline-link{font-size:16px}.app-icon{width:54px;height:54px}.section-heading h2{font-size:26px}.small-link{font-size:15px}.search-field{width:100%;margin-left:0;margin-top:8px}.article-row h3{font-size:19px}.article-kind{font-size:19px}.article-main{padding:26px 20px}.article-main h1{font-size:31px}.prose p,.prose li{font-size:17px}.footer-inner{flex-direction:column;gap:8px}.about-panel{padding:24px}.art-label{padding:9px 14px}.button{padding:10px 19px}.site-header{backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.art-label{backdrop-filter:blur(8px)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
@supports not (backdrop-filter:blur(1px)){.site-header{background:#f3f6fc}.art-label{background:#e9eff8e8}}