:root{--navy:#1B3041;--navy-strong:#132533;--blue:#315E7A;--coral:#A84332;--coral-soft:#FBE8E2;--sand:#E2BF82;--purple:#7865A2;--mint:#4D8A78;--paper:#F6F7F5;--white:#fff;--surface:#F0F3F4;--title:#1C2933;--body:#354453;--muted:#526371;--border:#DCE3E5}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--body);font:16px/1.75 system-ui,-apple-system,'Microsoft YaHei','PingFang SC',sans-serif;overflow-wrap:anywhere}a{color:inherit;text-decoration:none}a:hover{color:var(--coral)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--sand);outline-offset:2px}img{display:block;max-width:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--title);line-height:1.35}h1{font-size:clamp(30px,4vw,48px)}h2{font-size:clamp(22px,2.4vw,28px)}h3{font-size:19px}.wrap{width:min(100% - 64px,1280px);margin-inline:auto}.site-header{background:var(--navy);color:white}.header-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{display:flex;align-items:center;gap:10px;color:white;white-space:nowrap;font-size:23px;font-weight:850;line-height:1.2}.brand:hover,.desktop-nav a:hover,.header-actions a:hover{color:#f6c7b8}.brand small{display:block;font-size:10px;letter-spacing:.12em;color:#d6e2e5;font-weight:500;margin-top:4px}.brand-image{width:72px;max-height:48px;object-fit:contain}.desktop-nav{display:flex;gap:30px;font-weight:650}.desktop-nav a[aria-current]{color:#f4c6b8}.header-actions{display:flex;align-items:center;gap:20px;font-size:14px}.header-actions a{color:white}.header-actions>a:first-child{font-size:19px}.header-actions>a span{font-size:14px}.menu-btn{display:none}.board-strip{background:white;border-bottom:1px solid var(--border)}.strip-inner{display:flex;gap:27px;align-items:center;overflow-x:auto;white-space:nowrap;scrollbar-width:thin;min-height:51px}.strip-inner a{font-size:13px;color:var(--navy);font-weight:650}.strip-inner a:hover{color:var(--coral)}.site-footer{margin-top:70px;background:var(--navy-strong);color:#dce5e8}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:50px;padding:53px 0 34px}.footer-grid strong{font-size:25px;color:white}.footer-grid h3{color:white}.footer-grid a{display:block;line-height:2.4}.footer-grid p{max-width:430px;font-size:14px}.footer-bottom{border-top:1px solid #526371;padding:17px 0;font-size:12px}.eyebrow{font-size:11px;letter-spacing:.16em;font-weight:800;text-transform:uppercase;color:var(--coral)}.eyebrow.light{color:#e8c3a4}.module{margin-top:58px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:23px}.section-heading h2{margin:5px 0 0}.text-link{color:var(--coral);font-weight:700;font-size:14px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;background:var(--coral);border:0;border-radius:7px;color:#fff;font-weight:750;cursor:pointer;font-size:15px}.btn:hover{color:#fff;background:#843124}.home-main{padding-top:30px}.hero{display:grid;grid-template-columns:minmax(0,1.75fr) minmax(260px,.8fr);min-height:355px;color:white;background:var(--navy);border-radius:13px;overflow:hidden}.hero-lead{padding:36px 40px 35px;position:relative;background:linear-gradient(125deg,#1b3041,#294d61)}.hero-lead h1{font-size:clamp(28px,3vw,40px);line-height:1.23;color:white;max-width:620px;margin:26px 0 16px}.hero-lead p{color:#edf2f3;max-width:610px}.hero-lead .btn{margin-top:4px}.hero-img{width:160px;height:70px;object-fit:contain;position:absolute;right:35px;top:20px;opacity:.7}.hero-side{padding:27px 25px;background:#182b39;display:flex;flex-direction:column}.hero-line{display:grid;gap:2px;border-bottom:1px solid #456071;color:white;padding:14px 0}.hero-line:last-child{border-bottom:0}.hero-line span{font-size:11px;color:#edbf9b}.hero-line strong{font-size:15px;line-height:1.55}.hero-line:hover{color:#ffcab8}.board-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.board-mini{background:#fff;border:1px solid var(--border);border-radius:10px;min-height:139px;padding:17px;display:flex;flex-direction:column;gap:3px;transition:transform .2s,border-color .2s}.board-mini:hover{transform:translateY(-3px);border-color:var(--coral)}.board-mini .board-emoji{font-size:22px}.board-mini strong{color:var(--navy);font-size:17px}.board-mini small{color:var(--muted);font-size:12px;line-height:1.55}.feature-row{display:grid;grid-template-columns:1.18fr 1fr;gap:17px}.feature-main{background:white;border:1px solid var(--border);border-radius:10px;overflow:hidden}.feature-main>.thread-card{border:0}.content-img{width:100%;aspect-ratio:16/9;object-fit:contain;background:var(--surface)}.stack-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.thread-card{background:white;border:1px solid var(--border);border-radius:9px;padding:19px;min-width:0}.thread-card h3{margin:8px 0;color:var(--navy);font-size:18px}.thread-card p{font-size:13px;line-height:1.65;color:var(--muted);margin-bottom:10px}.tags{display:flex;flex-wrap:wrap;gap:7px}.tags a{background:var(--surface);color:var(--navy);border-radius:4px;padding:3px 9px;font-size:11px}.tags a:hover{background:var(--coral-soft);color:#843124}.home-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:3px solid var(--sand)}.home-timeline a{padding:22px 20px;background:#fff;border:1px solid var(--border);display:flex;flex-direction:column;gap:7px}.home-timeline a small{color:var(--coral)}.home-timeline a strong{line-height:1.5}.home-timeline a span{font-size:12px;color:var(--muted)}.editor-split{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:start}.wide-img{width:100%;aspect-ratio:3/2;object-fit:contain;background:var(--surface)}.editor-split>div>h3{font-size:22px}.compact{border-left:3px solid var(--sand);margin-bottom:9px;padding:13px 17px}.compact h3{font-size:16px;margin:5px 0}.compact p{margin:0}.compact .tags{display:none}.cards-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.index-lines{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.verify-panel{background:#e8f0ed;border-radius:12px;padding:27px}.feature-scroll{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.feature-link{background:#fff;padding:17px;border:1px solid var(--border);border-radius:9px}.feature-link img{aspect-ratio:16/9;object-fit:contain;background:var(--surface);margin-bottom:10px}.feature-link small{display:block;color:var(--coral);font-size:12px}.feature-link strong{font-size:18px;display:block}.feature-link p{font-size:12px;color:var(--muted)}.closing-panel{display:flex;align-items:center;justify-content:space-between;gap:30px;background:#e9ecec;padding:30px;border-radius:10px}.closing-panel p{margin-bottom:0}.page-intro{padding:54px 0 28px;max-width:920px}.page-intro h1{margin:9px 0 10px}.page-intro p{font-size:18px;color:var(--muted)}.radar-intro{max-width:none;background:#e9eff1;border-radius:12px;margin-top:26px;padding:45px}.radar-layout{display:grid;grid-template-columns:1.7fr .75fr;gap:30px}.radar-rail,.source-panel{padding:26px;background:white;border:1px solid var(--border);border-radius:10px}.timeline{border-left:3px solid #a4bec9;margin-left:20px}.timeline-node{display:grid;grid-template-columns:48px 1fr;gap:16px;position:relative;margin-left:-23px;padding:20px 0}.step-number{background:var(--navy);border-radius:100%;height:46px;width:46px;color:#fff;display:grid;place-items:center;font-size:14px;font-weight:800}.timeline-node h3{margin:0}.timeline-node p{margin:5px 0}.timeline-node a,.source-panel strong{color:var(--coral);font-weight:700}.source-panel>div{border-bottom:1px solid var(--border);padding:14px 0}.source-panel p{font-size:14px;margin:0}.board-directory{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px}.directory-card{display:flex;align-items:center;gap:11px;background:white;padding:13px;border:1px solid var(--border);border-radius:9px}.directory-card.selected{border-color:var(--coral);background:var(--coral-soft)}.directory-card>span{font-size:25px}.directory-card strong{display:block;color:var(--navy)}.directory-card small{display:block;color:var(--muted);font-size:11px}.listing-layout{display:grid;grid-template-columns:minmax(0,1fr) 275px;gap:30px;margin-top:45px}.listing-aside{align-self:start;background:#eaf0f1;border-top:4px solid var(--blue);padding:23px}.listing-aside a{color:var(--coral);font-weight:700}.board-description{border-left:3px solid var(--sand);padding-left:15px}.filter-tags{display:flex;gap:8px;flex-wrap:wrap;margin:15px 0}.filter-tags a{font-size:12px;border:1px solid var(--border);padding:6px 12px;border-radius:20px;background:white}.filter-tags a.active{background:var(--navy);color:white}.thread-list{display:grid;gap:10px}.list-row{display:grid;grid-template-columns:1fr;gap:3px}.list-row h3{margin:0}.list-row .eyebrow{font-size:10px}.pager{display:flex;flex-wrap:wrap;gap:9px;margin:27px 0}.pager a{min-width:44px;min-height:44px;background:#fff;border:1px solid var(--border);display:grid;place-items:center;border-radius:5px}.pager a[aria-current]{background:var(--navy);color:#fff}.thread-layout{display:grid;grid-template-columns:minmax(0,825px) minmax(220px,1fr);gap:45px;padding-top:40px}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:29px}.breadcrumbs a{color:var(--blue)}.thread-intro{border-bottom:1px solid var(--border);padding-bottom:23px;margin-bottom:24px}.thread-intro h1{margin:10px 0 15px}.thread-intro>p{font-size:19px;color:var(--muted)}.thread-cover{max-height:480px;width:100%;object-fit:contain;background:var(--surface);margin-bottom:20px}.reading-body{font-size:17px;line-height:1.86}.reading-body p{margin:0 0 1.35em}.discussion,.source-note{background:white;border:1px solid var(--border);padding:28px;margin-top:36px;border-radius:10px}.discussion{border-top:4px solid var(--coral)}.discussion li{margin-bottom:12px}.discussion>p,.source-note p{font-size:14px;color:var(--muted)}.side-sticky{position:sticky;top:25px;background:#e9eff0;padding:25px;border-radius:8px}.side-sticky a{display:block;padding:13px 0;border-bottom:1px solid #d0dcde;font-weight:650;font-size:14px}.side-sticky h2{font-size:20px;margin:24px 0 8px}.side-sticky h2:first-child{margin-top:0}.side-sticky p{font-size:13px}.feature-intro{max-width:none;border-bottom:1px solid var(--border)}.feature-collection{display:grid;gap:25px;padding:29px 0}.feature-collection-item{display:grid;grid-template-columns:34% 1fr;gap:25px;padding:19px;background:white;border:1px solid var(--border);border-radius:11px;align-items:center}.feature-collection-item:nth-child(even){grid-template-columns:1fr 34%}.feature-collection-item:nth-child(even) img{order:2}.collection-image{width:100%;aspect-ratio:16/9;object-fit:contain;background:var(--surface)}.feature-collection-item p{max-width:690px}.feature-detail-head{background:var(--navy);color:white;padding:46px;border-radius:12px}.feature-detail-head h1{color:white}.feature-detail-head p{font-size:18px;max-width:760px}.feature-detail-image{max-width:700px;width:100%;max-height:310px;object-fit:contain;margin-top:17px;background:#294457}.feature-detail-body{display:grid;grid-template-columns:1fr 310px;gap:35px;padding-top:36px}.feature-detail-body aside{background:#e9eff0;padding:22px;align-self:start}.feature-detail-body aside a{display:block;padding:10px 0;border-bottom:1px solid #cbd8d9;font-size:14px}.search-page{min-height:65vh}.search-form{background:white;padding:24px;border:1px solid var(--border);border-radius:10px}.search-form label{font-weight:700}.search-form-row{display:flex;gap:10px;margin-top:8px}.search-form input,.search-form select{min-height:47px;padding:8px 13px;background:#fff;border:1px solid #a3b1b8;border-radius:6px;font:inherit;min-width:0}.search-form input{flex:1}.search-results{display:grid;gap:10px}.search-results article{border:1px solid var(--border);background:white;padding:18px;border-radius:8px}.search-results h3{margin:5px 0}.search-results p{margin-bottom:0}.empty-search{padding:50px;background:#e9eff1;margin:22px 0;border-radius:8px}.about-grid{display:grid;grid-template-columns:230px 1fr;gap:40px}.about-grid nav{align-self:start;position:sticky;top:20px;background:white;padding:20px;border:1px solid var(--border)}.about-grid nav a{display:block;padding:7px}.about-content section{margin-bottom:20px;padding:30px;background:#fff;border:1px solid var(--border);border-radius:8px;scroll-margin-top:25px}.about-content p{font-size:17px;line-height:1.8}.empty{min-height:52vh;padding-top:80px}.mobile-menu,.drawer-overlay{display:none}
@media(max-width:1050px){.desktop-nav{gap:15px;font-size:14px}.wrap{width:min(100% - 44px,1280px)}.board-grid,.board-directory{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-scroll{grid-template-columns:repeat(2,minmax(0,1fr))}.header-inner{gap:13px}.hero{grid-template-columns:1.5fr 1fr}.feature-row{grid-template-columns:1fr}.stack-list{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.wrap{width:calc(100% - 34px)}.desktop-nav,.about-link,.header-actions>a:first-child span{display:none}.header-inner{height:68px}.menu-btn{display:block;background:transparent;color:white;border:1px solid #76909d;font-size:23px;min-width:44px;min-height:44px;border-radius:5px;cursor:pointer}.strip-inner{gap:20px}.drawer-overlay:not([hidden]){display:block;position:fixed;inset:0;background:#111c29ab;z-index:98}.mobile-menu{display:flex;flex-direction:column;position:fixed;top:0;right:0;width:min(320px,85vw);height:100dvh;background:var(--navy);z-index:99;transform:translateX(105%);transition:transform .2s;padding:24px;color:white;box-shadow:-10px 0 25px #0002}.mobile-menu.open{transform:translateX(0)}.mobile-menu a{padding:13px 0;border-bottom:1px solid #536978;font-weight:650}.mobile-menu button{align-self:flex-end;background:transparent;border:0;color:white;font-size:32px;min-width:44px;min-height:44px}.hero{grid-template-columns:1fr}.hero-side{display:grid;grid-template-columns:1fr 1fr;gap:8px}.hero-side>.eyebrow{grid-column:1/-1}.hero-line{padding:9px 0}.hero-lead{padding:30px}.hero-lead h1{margin-top:32px}.radar-layout,.thread-layout,.listing-layout,.feature-detail-body{grid-template-columns:1fr}.reading-aside{display:none}.home-timeline{grid-template-columns:repeat(2,1fr)}.editor-split{grid-template-columns:1fr}.index-lines{grid-template-columns:1fr}.about-grid{grid-template-columns:1fr}.about-grid nav{position:static;display:flex;flex-wrap:wrap;gap:5px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.feature-collection-item,.feature-collection-item:nth-child(even){grid-template-columns:1fr}.feature-collection-item:nth-child(even) img{order:0}.feature-collection-item>div{padding:5px}.closing-panel{flex-direction:column;align-items:start}}
@media(max-width:430px){.brand{font-size:20px}.brand-image{width:50px}.hero-lead h1{font-size:29px}.hero-side{grid-template-columns:1fr}.board-grid,.board-directory{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.board-mini{padding:11px}.board-mini strong{font-size:15px}.board-mini small{font-size:11px}.stack-list,.cards-two,.feature-scroll{grid-template-columns:1fr}.home-timeline{grid-template-columns:1fr}.section-heading{align-items:start;flex-direction:column;gap:6px}.feature-detail-head,.radar-intro{padding:26px}.search-form-row{flex-direction:column}.search-form-row input,.search-form-row select{width:100%}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.module{margin-top:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}