@charset "UTF-8";
:root{--paper:#f8f8f3;--ink:#283b33;--muted:#778078;--line:#e1e5dc;--green:#466a4b;--soft:#e9eee0;--sidebar:244px;font-family:"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{ -webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit}button{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid #63834f;outline-offset:4px}button{border:0;background:none}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar);background:#f0f2e9;border-right:1px solid var(--line);padding:37px 22px 20px;display:flex;flex-direction:column;overflow-y:auto}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:24px;font-weight:750;letter-spacing:2px}.brand-symbol{display:grid;place-items:center;width:41px;height:43px;background:var(--green);color:#fff;border-radius:13px 13px 13px 3px;font-size:24px;font-weight:500}.brand small{display:block;font-size:7px;letter-spacing:1.4px;font-weight:600;color:#7d897b;margin-top:5px}.sidebar-label{font-size:11px;color:#667561;margin:49px 12px 14px}.sidebar-label span{font-size:8px;letter-spacing:1px;margin-left:12px;color:#9ba392}nav{display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 13px;min-height:44px;text-align:left;border-radius:7px;color:#687366;font-size:12px}.nav-icon{width:18px;text-align:center;font-size:17px}.nav-item small{margin-left:auto;font-size:10px;color:#8b9485}.nav-item:hover{background:#e7ecdf}.nav-item.selected{background:#dde6d0;color:#334d30;font-weight:650}.nav-item.selected small{color:#4e6744}.first-category{margin-top:18px}.sidebar-bottom{margin-top:auto;padding:27px 9px 0;font-size:10px;line-height:2;color:#7a8574}.status-dot{display:inline-block;width:6px;height:6px;background:#83a36a;border-radius:50%;margin-right:6px}.text-button{font-size:inherit;padding:4px 0;color:#687d59;text-decoration:underline;text-underline-offset:4px}.sidebar-bottom .text-button{margin-top:4px}main{margin-left:var(--sidebar);padding:0 5.1%;max-width:1760px}.topbar{height:83px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);font-size:11px;color:#8a9387}.topbar strong{font-weight:400;color:#53634e;margin-left:6px}.source-button{font-size:11px;border:1px solid #d9ded2;padding:9px 13px;border-radius:5px;color:#66745b}.source-button span{margin-left:12px}.hero{min-height:319px;display:flex;align-items:center;justify-content:space-between;gap:25px;padding:40px 0 33px}.eyebrow{display:flex;align-items:center;gap:8px;color:#80926e;font-size:9px;letter-spacing:1.65px;font-weight:600}.eyebrow span{width:6px;height:6px;background:#8c9f6e;border-radius:50%}h1{font-size:clamp(32px,3vw,46px);line-height:1.42;letter-spacing:1px;margin:17px 0 15px;font-weight:650}h1>span{color:#75915c}.hero-copy>p{font-size:12px;color:#8a9285;line-height:1.95;margin:0}.hero-meta{display:flex;align-items:center;gap:16px;color:#909889;font-size:10px;margin-top:24px}.hero-meta b{font-weight:650;color:#55674c;font-size:13px;margin-right:3px}.hero-meta i{width:2px;height:2px;background:#b9c0ad;border-radius:50%}.shelf-art{width:268px;height:238px;position:relative;flex-shrink:0;margin-right:15px}.art-caption{position:absolute;top:8px;left:33px;font-size:7px;letter-spacing:2px;color:#a2ab94}.shelf{position:absolute;left:8px;bottom:43px;height:8px;width:258px;border-radius:2px;background:#bdc8a3;box-shadow:0 11px 18px #7f8b6212}.book{position:absolute;bottom:51px;box-shadow:inset 4px 0 0 #ffffff40,2px 0 3px #2035220d;display:flex;flex-direction:column;justify-content:space-between;align-items:center;border-radius:4px 6px 2px 2px;padding:20px 8px 16px;font-size:8px;letter-spacing:2px}.book i{font-style:normal;font-size:30px}.book-a{left:28px;width:63px;height:139px;background:#c5d1ae;color:#5f7754;transform:rotate(-9deg);transform-origin:bottom}.book-a span{writing-mode:vertical-rl}.book-b{left:92px;width:79px;height:162px;background:#66805a;color:#e8eedc;transform:rotate(3deg);transform-origin:bottom;text-align:center;line-height:1.9;font-size:8px}.book-c{left:179px;width:58px;height:126px;background:#e6d9b8;color:#a4905e;transform:rotate(11deg);transform-origin:bottom}.book-c span{writing-mode:vertical-rl}.art-note{position:absolute;bottom:14px;right:40px;font-family:Georgia,serif;font-style:italic;color:#9ca78d;font-size:13px;transform:rotate(-3deg)}.art-star{position:absolute;right:-5px;top:37px;color:#a4b48f;font-size:33px}.search-area{margin:5px 0 36px}.searchbox{height:57px;background:#fff;border:1px solid #dce2d4;border-radius:9px;display:flex;align-items:center;padding:0 18px;gap:13px;box-shadow:0 3px 12px #374e2303}.searchbox:focus-within{border-color:#819b69;box-shadow:0 0 0 3px #6d8e4f18}.searchbox>span:first-child{font-size:29px;color:#76876a;line-height:1}.searchbox input{border:0;outline:none;min-width:0;flex:1;background:none;color:var(--ink);font-size:12px;height:100%}.searchbox input::placeholder{color:#a0a898}.searchbox kbd{display:grid;place-items:center;border:1px solid #e2e6db;border-radius:4px;width:24px;height:24px;font-size:11px;color:#adb49f}.quick-search{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:12px;font-size:10px;color:#a1a893}.quick-search>span{margin-right:4px}.quick-search button{background:#edf0e6;border:1px solid #e4e9dc;padding:5px 10px;border-radius:4px;min-height:30px;color:#7c8b6c;font-size:10px}.quick-search button:hover{background:#e0e8d4}.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.section-kicker{font-size:8px;letter-spacing:1.4px;color:#99a289}h2{font-size:21px;letter-spacing:.3px;font-weight:600;margin:7px 0 0}#result-count{font-size:11px;color:#91a07e;background:#eaf0df;border-radius:5px;padding:3px 8px;vertical-align:middle;margin-left:7px;font-weight:400}.sort-control{font-size:10px;color:#909983;display:flex;gap:9px;align-items:center}.sort-control select{color:#69765e;font-size:10px;background:#fff;border:1px solid #e2e6db;border-radius:4px;padding:8px 10px;max-width:120px}.resource-group{margin:0 0 31px}.group-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.group-head h3{font-size:12px;font-weight:500;margin:0;color:#6d7e60}.group-head h3>span{font-size:15px;margin-right:4px}.group-head>span{font-size:9px;color:#a2aa97}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.card{position:relative;display:flex;flex-direction:column;min-height:222px;background:#fff;border:1px solid #e3e7dd;border-radius:9px;padding:17px 17px 0;transition:border-color .18s,box-shadow .18s,transform .18s}.card:hover{border-color:#b6c5a3;box-shadow:0 6px 20px #25391e08;transform:translateY(-2px)}.card-top{display:flex;align-items:center;gap:10px}.site-icon{width:34px;height:34px;display:grid;place-items:center;flex-shrink:0;border-radius:9px;background:#edf1e4;color:#6e835b;font-size:12px;font-weight:650;letter-spacing:-.5px}.cat-funding .site-icon{background:#f1ebdd;color:#a18b56}.cat-design .site-icon{background:#eee9e1;color:#988067}.cat-components .site-icon{background:#e8edf3;color:#7185a0}.cat-video .site-icon{background:#f4e7e1;color:#af816e}.cat-ai .site-icon{background:#eee9f4;color:#9380a5}.cat-courses .site-icon{background:#e4efeb;color:#638c7a}.cat-books .site-icon{background:#f3ecdf;color:#9a855c}.site-group{font-size:8px;color:#a0a894;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.favorite{margin-left:auto;align-self:flex-start;flex-shrink:0;width:30px;height:32px;padding:0;font-size:22px;color:#bdc6b0;line-height:1}.favorite:hover,.favorite.is-starred{color:#ad9853}.card h3{font-size:13px;line-height:1.6;letter-spacing:.1px;margin:13px 0 7px;font-weight:600;overflow-wrap:anywhere}.card h3 a{text-decoration:none}.card h3 a>span{font-size:13px;color:#b0b9a3;margin-left:3px}.card h3 a:hover{color:#68834e;text-decoration:underline;text-underline-offset:4px}.card>p{font-size:10px;line-height:1.85;color:#8d9586;margin:0 0 11px;overflow-wrap:anywhere}.card-host{font-size:8px;letter-spacing:.25px;color:#a4ab9a;margin-top:auto;margin-bottom:12px;overflow-wrap:anywhere}.card-bottom{border-top:1px solid #f0f2eb;min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:6px}.evidence{font-size:8px;color:#a2aa96}.evidence:before{content:'·';font-size:15px;margin-right:4px}.evidence.reviewed{color:#7c9364}.source-link{font-size:8px;color:#9ca88d;padding:7px 0;min-height:32px}.source-link:hover{color:#597141;text-decoration:underline}.active-filter{background:#eaf0e1;padding:12px 15px;margin-bottom:20px;font-size:12px;border-radius:5px}.active-filter button{float:right;font-size:11px;text-decoration:underline}.active-filter[hidden]{display:none}.empty{min-height:300px;text-align:center;padding:45px 20px;border:1px dashed #d6dfcb;border-radius:9px}.empty>span{font-size:40px;color:#9aac83}.empty h3{font-size:18px}.empty p{font-size:12px;color:#8c9782;line-height:1.9}.empty button{font-size:12px;background:#e1e9d5;padding:12px 18px;border-radius:6px;margin-top:12px}footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;border-top:1px solid var(--line);padding:23px 0 30px;margin-top:35px;font-size:9px;line-height:1.8;color:#a0a993}footer b{font-weight:550;color:#7d8d6b}footer .text-button{margin-left:10px}dialog{width:min(650px,calc(100% - 32px));max-height:85dvh;border:1px solid #d6dfca;border-radius:15px;padding:28px;background:var(--paper);color:var(--ink);box-shadow:0 30px 100px #1d322330}dialog::backdrop{background:#20302355;backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:center;justify-content:space-between}.dialog-head h2{font-size:21px}.close-button{width:44px;height:44px;font-size:27px}dialog>p,.legend{font-size:12px;line-height:1.9;color:#7d8973}.legend{background:#edf1e6;border-radius:7px;padding:5px 16px}dialog h3{font-size:14px;margin-top:22px}#source-list{list-style:none;padding:0}#source-list li{border-bottom:1px solid var(--line);padding:13px 0;font-size:11px;line-height:1.7}#source-list small{display:block;color:#98a18d;overflow-wrap:anywhere;font-size:10px;margin-top:4px}#source-list a{display:inline-block;color:#66834c;margin-top:5px}dialog .dialog-note{font-size:10px}.skip{position:fixed;left:16px;top:-100px;padding:12px;background:#fff;z-index:10}.skip:focus{top:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.noscript{position:fixed;bottom:20px;left:20px;background:white;padding:20px;z-index:5}
@media(min-width:1600px){main{padding:0 6%}.cards{grid-template-columns:repeat(4,minmax(0,1fr))}.hero{min-height:350px}}
@media(max-width:1150px){:root{--sidebar:210px}.sidebar{padding:30px 14px 18px}main{padding:0 4%}.shelf-art{transform:scale(.83);margin-right:-23px;width:240px}.hero{gap:5px}h1{font-size:34px}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.site-group{font-size:9px}.card>p{font-size:11px}.card h3{font-size:14px}.card-host,.evidence,.source-link{font-size:9px}.card{min-height:238px}}
@media(max-width:760px){:root{--sidebar:0px}.sidebar{position:relative;width:100%;padding:21px 20px 14px;border-right:0;border-bottom:1px solid var(--line);overflow:visible}.brand{font-size:22px}.brand-symbol{width:35px;height:37px;font-size:21px}.brand small{font-size:6px}.sidebar-label,.sidebar-bottom{display:none}nav{flex-direction:row;gap:6px;overflow-x:auto;margin:21px -20px -5px;padding:0 20px 10px;scrollbar-width:thin}.nav-item{white-space:nowrap;padding:9px 12px;font-size:11px;gap:6px;flex-shrink:0;border:1px solid #e0e6d6;min-height:40px}.nav-item small{margin-left:5px}.nav-icon{font-size:15px;width:15px}.first-category{margin-top:0}.topbar{height:58px}.hero{min-height:auto;padding:30px 0 29px;position:relative}.hero-copy{position:relative;z-index:1}.hero h1{font-size:33px;margin-top:15px;letter-spacing:0}.hero-copy>p{font-size:11px;max-width:300px}.hero-meta{font-size:9px;gap:11px;margin-top:20px}.hero-meta b{font-size:12px}.shelf-art{display:none}.eyebrow{font-size:8px;letter-spacing:1.2px}main{margin:0;padding:0 20px}.search-area{margin:0 0 30px}.searchbox{height:54px;padding:0 12px;gap:9px}.searchbox input{font-size:11px}.searchbox kbd{display:none}.quick-search{gap:6px;font-size:9px}.quick-search button{font-size:9px;min-height:34px}.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.card{min-height:247px;padding:13px 12px 0}.card-top{gap:7px}.site-icon{width:29px;height:29px;font-size:10px;border-radius:7px}.site-group{display:none}.favorite{margin-left:auto;width:32px;height:34px;font-size:24px}.card h3{font-size:12px;line-height:1.7;margin-top:9px}.card>p{font-size:10px;line-height:1.9}.card-host{font-size:8px}.evidence,.source-link{font-size:8px}.card-bottom{flex-wrap:wrap;padding:5px 0;gap:0}.source-link{min-height:34px}h2{font-size:20px}.section-head{margin-bottom:18px}.group-head{margin-bottom:10px}.resource-group{margin-bottom:26px}footer{font-size:9px;margin-top:26px;line-height:1.9}footer .text-button{display:block;margin-left:0}.source-button{font-size:10px;padding:8px 10px}.desktop-break{display:none}}
@media(max-width:360px){.cards{grid-template-columns:1fr}.card{min-height:215px}.hero h1{font-size:30px}.searchbox input{font-size:10px}.hero-meta{gap:8px}}
/* Keep resource descriptions comfortable to read on everyday screens. */
.sidebar{scrollbar-width:thin;padding-top:28px}.sidebar-label{margin-top:32px}.nav-item{min-height:38px;padding-top:9px;padding-bottom:9px;font-size:13px}nav{gap:2px}.first-category{margin-top:12px}.hero-copy>p{color:#73806a;font-size:13px}.card{min-height:244px}.card h3{font-size:14px}.card>p{font-size:12px;color:#73806a}.card-host{font-size:10px;color:#88937f}.site-group{font-size:9px;color:#88937f}.evidence,.source-link{font-size:10px;color:#819071}.card-bottom{min-height:40px}.searchbox input{font-size:13px}.hero-meta{color:#7c8971}.section-kicker,.group-head>span{color:#7c8971}.group-head h3{font-size:13px}.sidebar-bottom{padding-top:18px}.source-link{min-height:36px}.favorite{width:34px;height:36px}
@media(max-width:760px){.sidebar{padding-top:21px}nav{gap:6px}.nav-item{font-size:11px;min-height:40px}.first-category{margin-top:0}.hero-copy>p{font-size:12px}.searchbox input{font-size:12px}.card h3{font-size:14px}.card>p{font-size:12px}.card{min-height:275px}.card-host{font-size:10px}.evidence,.source-link{font-size:10px}}
@media(max-width:520px){.cards{grid-template-columns:1fr}.card{min-height:215px;padding:16px 17px 0}.site-group{display:block;font-size:10px}.site-icon{width:34px;height:34px;font-size:12px}.card-top{gap:10px}.card h3{font-size:15px}.card>p{font-size:12px}.card-bottom{flex-wrap:nowrap}.hero-meta{font-size:9px}.searchbox input{font-size:11px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

.back-home{text-decoration:none;color:#53634e;display:inline-flex;align-items:center;min-height:44px}.back-home:hover{text-decoration:underline}.public-source-links{display:flex;flex-direction:column;align-items:flex-start;gap:5px;margin-top:8px}.public-source-links a{padding:5px 0;min-height:32px;overflow-wrap:anywhere}