:root{font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif;color:#171717;background:#fff;font-synthesis:none;--ink: #171717;--lemon: #e9ff43;--muted: #727272;--line: #dededb}*{box-sizing:border-box}body{margin:0}button,a,input{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{color:inherit}button{cursor:pointer}button{border:0;background:none}a{text-decoration:none}button svg,a svg{flex-shrink:0}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--ink);outline-offset:5px}button:disabled{cursor:default}::selection{background:var(--lemon);color:var(--ink)}h1,h2,h3,h4,p{margin:0}button{padding:0}svg{display:block}a,button{touch-action:manipulation}.container{max-width:1440px;margin:auto;padding:0 80px}.scroll-line{position:fixed;top:0;left:0;width:100%;height:3px;background:var(--ink);z-index:90;transform:scaleX(0);transform-origin:left}.header{position:sticky;top:0;background:#fff;z-index:30}.nav-wrap{max-width:1440px;margin:auto;height:91px;padding:0 80px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:32px}.brand{display:flex;align-items:center;gap:13px;white-space:nowrap}.brand>svg{width:28px;height:28px}.brand>span{font-size:20px;font-weight:700;letter-spacing:-.7px}.brand-slash{font-weight:400;color:#a5a5a5;margin:0 13px}.brand-name{font-size:13px;font-weight:500;letter-spacing:0}.header nav{display:flex;align-items:center;gap:34px;margin-left:auto;margin-right:26px}.header nav a{font-size:13px;position:relative}.header nav a:hover{text-decoration:underline;text-underline-offset:7px}.original-link{display:flex;align-items:center;gap:17px;padding:11px 15px;border:1px solid var(--ink);font-size:12px}.original-link:hover{background:var(--lemon)}.hero-main{min-height:570px;display:grid;grid-template-columns:1.15fr 1fr;align-items:center;gap:20px;padding:60px 0 48px}.hero h1{font-size:clamp(64px,6.7vw,97px);line-height:1.24;letter-spacing:-5px;font-weight:800}.hero h1>span{display:table;position:relative;isolation:isolate}.highlight{position:absolute;top:11%;right:-2%;bottom:0;left:-2%;background:var(--lemon);z-index:-1;transform:rotate(-2deg)}.headline-front{position:relative}.hero-description{margin-top:29px}.hero-description p{font-size:18px;letter-spacing:1px;color:#555}.hero-description>span{display:block;margin-top:12px;font-size:12px;color:var(--muted);letter-spacing:.45px}.hero-actions{display:flex;align-items:center;gap:24px;margin-top:35px}.primary-button,.lemon-button{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:17px 23px;background:var(--ink);color:#fff;font-size:14px;font-weight:500}.primary-button:hover{background:#343434}.hero-actions>span{font-size:12px;color:var(--muted)}.folder-scene{position:relative;width:100%;margin-top:31px;display:block}.folder-scene>svg{width:100%;overflow:visible}.folder-note{position:absolute;top:2%;left:26%;font-size:18px;letter-spacing:2px;transform:rotate(-9deg);font-family:Kaiti SC,KaiTi,PingFang SC,sans-serif}.folder-note>svg{width:62px;position:absolute;top:15px;left:-60px;transform:rotate(12deg)}.folder-bottom{display:flex;align-items:center;justify-content:center;gap:10px;font-family:monospace,PingFang SC,sans-serif;font-size:11px;color:#7e7e7e;margin-top:-4px}.folder-bottom>span{color:#bbb}.folder-bottom svg{margin-left:9px}.hero-bottom{display:flex;align-items:center;justify-content:space-between;padding-bottom:26px}.hero-bottom>span{font-family:monospace;font-size:10px;letter-spacing:1.8px}.hero-bottom button{display:flex;align-items:center;gap:19px;font-size:11px;color:#777}.ticker{height:70px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);display:flex;align-items:center;overflow:hidden;background:var(--lemon)}.ticker-track{display:flex;width:max-content;flex-shrink:0}.ticker-track>span{display:flex;align-items:center;gap:49px;padding-right:49px;white-space:nowrap;font-size:21px;font-weight:600;letter-spacing:1px}.ticker-track svg{width:26px;height:26px}.directory{padding-top:92px;padding-bottom:65px;scroll-margin-top:95px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:45px;gap:20px}.section-index{font-family:monospace;font-size:11px;letter-spacing:1.5px;margin-bottom:19px}.section-heading h2{font-size:38px;letter-spacing:-1.5px;font-weight:700}.section-aside{font-size:12px;line-height:1.9;color:#666;padding-bottom:2px}.section-aside span{color:#999}.directory-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;gap:20px}.filters{display:flex;gap:9px}.filters button{font-size:12px;padding:12px 17px;display:flex;align-items:center;gap:15px;color:#666}.filters button span{font-family:monospace;font-size:10px}.filters button.active{background:var(--ink);color:#fff}.filters button:not(.active):hover{background:#f2f2f2}.search{display:flex;align-items:center;gap:11px;width:310px;padding:11px 14px;border:1px solid var(--line);color:#777}.search input{border:0;background:transparent;outline:0!important;min-width:0;width:100%;font-size:12px;color:var(--ink)}.search:focus-within{border-color:var(--ink)}.search input::placeholder{color:#8b8b8b}.search-hint{font-size:16px;color:#aaa;line-height:12px}.search:has(button) .search-hint{display:none}.resource{border-top:1px solid var(--line);scroll-margin-top:100px}.resource:last-child{border-bottom:1px solid var(--line)}.resource-heading{display:flex;align-items:center;width:100%;text-align:left;min-height:99px;gap:28px}.resource-heading:hover .resource-title{color:#5b5b5b}.resource-number{font-size:13px;font-family:monospace;font-weight:400;width:24px;flex-shrink:0;color:#858585}.is-open .resource-number{color:#171717}.resource-title{font-size:23px;letter-spacing:-.5px;font-weight:600;display:flex;align-items:center;gap:14px}.important{font-size:10px;background:var(--lemon);font-weight:500;padding:4px 7px;letter-spacing:0;white-space:nowrap}.resource-meta{margin-left:auto;color:#888;font-size:11px;font-weight:400;white-space:nowrap}.expand-icon{margin-left:16px;width:27px;flex-shrink:0}.is-open .expand-icon{background:var(--lemon)}.resource-panel{overflow:hidden}.resource-inner{padding:0 0 28px 52px}.resource-intro{font-size:12px;color:#888;margin-bottom:25px}.resource-columns{display:grid;grid-template-columns:1fr 1fr;gap:65px}.info-item+.info-item{margin-top:23px}.info-item h4{font-size:13px;font-weight:600;margin-bottom:7px}.info-item p{font-size:12px;line-height:1.85;color:#777;max-width:440px}.resource-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.outline-button{border:1px solid #ccc;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:11px;padding:10px 12px}.outline-button:hover{border-color:var(--ink);background:var(--lemon)}.reference-list{padding-top:2px;min-width:0}.reference{display:block;width:100%;text-align:left}.reference-image{position:relative;overflow:hidden;background:#252525;border:1px solid #ddd}.reference img{width:100%;display:block;aspect-ratio:2.2/1;object-fit:contain}.reference>span{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px;font-size:10px;color:#888}.reference>span>span{display:flex;align-items:center;gap:5px}.image-zoom{display:none;position:absolute;top:0;right:0;bottom:0;left:0;background:#0004;align-items:center;justify-content:center;color:#fff}.reference:hover .image-zoom{display:flex}.two-images{display:grid;grid-template-columns:1fr;align-content:start;gap:20px}.two-images img{max-height:175px}.check-label{position:relative;margin-top:27px;display:inline-flex;align-items:center;gap:9px;font-size:11px;color:#666;cursor:pointer}.check-label input{position:absolute;width:18px;height:18px;opacity:0;margin:0;left:0}.custom-check{border:1px solid #aaa;width:16px;height:16px;display:flex;align-items:center;justify-content:center}.check-label input:checked+.custom-check{background:var(--lemon);border-color:var(--ink);color:var(--ink)}.check-label input:focus-visible+.custom-check{outline:2px solid var(--ink);outline-offset:4px}.doc-note{padding:11px 13px;background:#f5f5f2;font-size:11px;color:#777;line-height:1.8;margin-top:-10px;margin-bottom:9px}.doc-row{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #eee;padding:20px 0;gap:20px}.doc-name{font-size:14px;font-weight:500;display:flex;gap:8px;align-items:center;overflow-wrap:anywhere}.doc-priority{display:inline-flex;align-items:center;justify-content:center;width:19px;height:19px;background:var(--lemon);font-size:14px}.doc-row p{font-size:11px;color:#777;margin-top:7px;line-height:1.6}.doc-row .doc-detail{color:#929292;font-size:10px;margin-top:3px}.copy-icon{display:flex;align-items:center;gap:9px;font-size:11px;flex-shrink:0;padding:10px}.copy-icon:hover{background:var(--lemon)}.folder-list{margin-top:18px;display:flex;flex-wrap:wrap;gap:9px}.folder-list>span{font-size:10px;background:#f4f4f1;padding:6px 8px;display:flex;align-items:center;gap:6px;line-height:1.5}.handoff-progress{margin-top:29px;display:flex;justify-content:space-between;align-items:center;gap:35px}.handoff-progress>div:first-child{display:flex;align-items:center;gap:23px}.progress-title{font-size:12px;white-space:nowrap}.progress-title b{margin-left:12px;font-family:monospace;font-weight:400}.progress-title b span{color:#888}.progress-caption{font-size:10px;color:#999}.progress-rail{width:180px;height:4px;background:#eeeeeb;flex-shrink:0;overflow:hidden}.progress-rail>span{display:block;height:100%;background:var(--ink);width:0}.one-more-thing{margin-top:86px;border-top:1px solid var(--line);padding-top:35px;display:flex;align-items:center;gap:24px}.small-spark{width:37px;height:37px;flex-shrink:0}.small-spark svg{width:100%;height:100%}.one-more-thing h3{font-size:17px;margin-bottom:9px;font-weight:600}.one-more-thing p{font-size:11px;color:#888;line-height:1.95}.handwritten{margin-left:auto;font-family:Kaiti SC,KaiTi,PingFang SC,sans-serif;font-size:17px;line-height:1.8;transform:rotate(-7deg);color:#777;white-space:nowrap}footer{background:var(--ink);color:#fff;padding:67px 0 0;scroll-margin-top:80px}.footer-main{display:flex;align-items:center;justify-content:space-between;padding-bottom:65px}.footer-title{display:flex;align-items:flex-start;gap:24px}.footer-title>svg{color:var(--lemon);width:46px;height:46px;margin-top:6px}.footer-title h2{font-size:49px;line-height:1.25;font-weight:500;letter-spacing:-1px}.footer-main>div>p{font-size:12px;color:#a0a0a0;line-height:1.9;margin-top:22px;margin-left:70px}.footer-action{display:flex;flex-direction:column;align-items:center;gap:20px}.lemon-button{background:var(--lemon);color:var(--ink);padding:18px 25px}.lemon-button:hover{background:#f2ff90}.footer-action>span{font-size:10px;color:#888}.footer-bottom{border-top:1px solid #3c3c3c;padding:26px 0 30px;display:flex;align-items:center;justify-content:space-between;font-size:10px;color:#888}.footer-bottom>button{display:flex;gap:15px;align-items:center;font-family:monospace;font-size:10px;letter-spacing:1px;color:#c5c5c5}.motion-toggle{position:fixed;bottom:20px;right:20px;z-index:35;display:flex;align-items:center;gap:6px;padding:9px 11px;border:1px solid #d8d8d8;background:#fff;color:#666;font-size:9px;border-radius:30px;box-shadow:0 2px 6px #00000008}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%);z-index:100;background:var(--lemon);color:var(--ink);display:none;align-items:center;gap:10px;padding:16px 22px;box-shadow:0 4px 25px #0002;font-size:12px;max-width:calc(100% - 36px);width:max-content;border:1px solid var(--ink)}.toast.visible{display:flex}.confetti{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:110;overflow:hidden}.confetti i{position:absolute;top:0;left:0;border:1px solid #17171733}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#161616f5;z-index:80;display:flex;flex-direction:column;padding:25px 32px;color:#eee}.modal-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:12px;margin-bottom:25px}.modal-bar>div{display:flex;gap:20px;align-items:center}.modal-bar button,.modal-bar a{display:flex;align-items:center;gap:8px;padding:10px;font-size:12px}.modal-bar button:focus-visible,.modal-bar a:focus-visible{outline-color:var(--lemon)}.modal-image{flex:1;overflow:auto;display:flex;align-items:center;justify-content:center;min-height:0}.modal-image img{max-width:100%;max-height:100%;object-fit:contain}.modal-image.zoomed{display:block}.modal-image.zoomed img{max-width:none;max-height:none;width:180%;display:block}.modal>p{text-align:center;font-size:11px;color:#aaa;padding-top:20px}.empty-state{text-align:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:55px 20px}.empty-state>svg{margin:0 auto 20px}.empty-state h3{font-size:20px;font-weight:500}.empty-state p{font-size:12px;margin:14px 0 25px;color:#888}.skip-link{position:fixed;top:-70px;left:20px;background:var(--lemon);padding:15px;z-index:150}.skip-link:focus{top:10px}@media(min-width:1600px){.hero-main{min-height:610px}.hero h1{font-size:103px}}@media(max-width:1100px){.container,.nav-wrap{padding-left:45px;padding-right:45px}.hero-main{min-height:520px}.hero h1{font-size:74px}.header nav{gap:23px;margin-right:8px}.resource-columns{gap:35px}.resource-title{font-size:21px}.section-heading h2{font-size:33px}.hero-actions{gap:16px}.hero-actions>span{font-size:10px}.resource-inner{padding-left:48px}.progress-caption{max-width:240px;line-height:1.7}.handwritten{font-size:14px}.folder-note{font-size:15px}}@media(max-width:760px){.container{padding-left:24px;padding-right:24px}.nav-wrap{height:73px;padding:0 24px;gap:10px}.brand>span{font-size:18px}.brand>svg{width:23px;height:23px}.brand-name,.brand-slash{display:none}.header nav{margin:0 0 0 auto;gap:19px}.header nav a{font-size:11px}.header nav a:last-child{display:none}.original-link{padding:8px;font-size:10px;gap:5px}.hero-main{padding:45px 0 10px;min-height:0;grid-template-columns:1fr;gap:16px}.hero h1{font-size:clamp(55px,11.8vw,80px);letter-spacing:-3px;line-height:1.25}.hero-copy{position:relative}.hero-description{margin-top:23px}.hero-description p{font-size:15px}.hero-description>span{font-size:10px;letter-spacing:0;margin-top:9px}.hero-actions{margin-top:26px;gap:20px}.primary-button{padding:14px 18px;font-size:12px;gap:32px}.hero-actions>span{font-size:11px}.folder-scene{width:78%;margin:10px auto 15px;max-width:390px}.folder-note{font-size:15px;top:0;left:29%}.folder-note>svg{width:47px;left:-43px;top:10px}.folder-bottom{font-size:9px;margin-top:-12px}.hero-bottom{padding-top:8px;padding-bottom:22px}.hero-bottom>span{font-size:8px;letter-spacing:1px}.hero-bottom button{font-size:9px;gap:8px}.ticker{height:55px}.ticker-track>span{font-size:16px;gap:30px;padding-right:30px}.ticker-track svg{width:20px;height:20px}.directory{padding-top:55px;padding-bottom:42px}.section-heading{margin-bottom:27px}.section-index{font-size:9px;margin-bottom:13px;letter-spacing:1px}.section-heading h2{font-size:27px;letter-spacing:-1px}.section-aside{display:none}.directory-toolbar{align-items:stretch;flex-direction:column;gap:16px;margin-bottom:19px}.filters{gap:5px}.filters button{padding:10px 13px;font-size:11px;gap:12px}.search{width:100%;padding:12px}.search input{font-size:12px}.resource-heading{min-height:87px;gap:13px;flex-wrap:wrap;position:relative;padding:19px 30px 19px 0}.resource-number{width:19px;font-size:11px;align-self:flex-start;padding-top:4px}.resource-title{font-size:18px;gap:8px;letter-spacing:-.5px;flex:1;line-height:1.4}.important{font-size:9px;padding:2px 5px}.resource-meta{width:100%;margin-left:32px;margin-top:-8px;font-size:10px;line-height:1.4}.expand-icon{position:absolute;right:0;top:26px;margin:0;width:23px}.resource-inner{padding:0 0 25px}.resource-intro{font-size:11px;line-height:1.85;margin-bottom:23px;padding-left:32px}.resource-columns{grid-template-columns:1fr;gap:25px;padding-left:32px}.info-item h4{font-size:12px}.info-item p{font-size:11px}.info-item+.info-item{margin-top:18px}.resource-actions{margin-top:20px}.reference>span{font-size:9px}.check-label{margin-left:32px}.two-images{grid-template-columns:1fr;gap:19px}.two-images img{max-height:none}.doc-note{font-size:10px;margin-left:32px}.doc-list{padding-left:32px}.doc-name{font-size:12px;line-height:1.6}.doc-row{gap:8px;align-items:flex-start;padding:17px 0}.doc-row p,.doc-row .doc-detail{font-size:10px}.copy-icon{padding:3px 4px}.copy-icon span{display:none}.doc-priority{flex-shrink:0}.handoff-progress{margin-top:24px;flex-direction:column;gap:15px;align-items:stretch}.handoff-progress>div:first-child{justify-content:space-between;align-items:flex-start;gap:20px}.progress-title{font-size:11px}.progress-title b{margin-left:8px}.progress-caption{font-size:9px;max-width:170px;text-align:right}.progress-rail{width:100%;height:3px}.one-more-thing{margin-top:45px;padding-top:26px;gap:15px;align-items:flex-start}.small-spark{width:26px;height:26px;margin-top:2px}.one-more-thing h3{font-size:15px}.one-more-thing p{font-size:10px;line-height:1.85}.handwritten{display:none}footer{padding-top:44px}.footer-main{flex-direction:column;align-items:flex-start;gap:33px;padding-bottom:42px}.footer-title{gap:18px}.footer-title>svg{width:33px;height:33px;margin-top:4px}.footer-title h2{font-size:37px}.footer-main>div>p{margin-left:51px;margin-top:18px;font-size:11px}.footer-action{margin-left:51px;gap:14px;align-items:flex-start}.lemon-button{font-size:12px;padding:15px 20px;gap:30px}.footer-action>span{font-size:9px}.footer-bottom{font-size:9px;padding:22px 0 50px;gap:15px}.footer-bottom>button{font-size:8px;gap:8px;letter-spacing:.5px}.motion-toggle{right:12px;bottom:12px;padding:8px;font-size:8px}.toast{bottom:62px;padding:13px 15px;font-size:11px}.modal{padding:15px 12px}.modal-bar{gap:10px;align-items:flex-start;margin-bottom:15px}.modal-bar>span{font-size:10px;line-height:1.7;max-width:70px}.modal-bar>div{gap:3px}.modal-bar button,.modal-bar a{font-size:10px;padding:6px;gap:4px}.modal-bar svg{width:15px}.modal>p{font-size:10px}.modal-image.zoomed img{width:350%}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important}}.lookup-path{margin-top:12px;font-size:10px;line-height:1.8;color:#888;overflow-wrap:anywhere}@media(max-width:760px){.info-item p,.resource-intro{font-size:12px}.doc-name{font-size:13px}.doc-note{font-size:11px}.lookup-path{font-size:10px}}@media(max-width:380px){.header nav a:nth-child(2){display:none}.header nav{margin-left:auto;margin-right:4px}.nav-wrap{gap:8px}.brand>span{font-size:17px}.resource-title{font-size:16px}.hero-actions{gap:13px}.hero-actions>span{font-size:10px}.hero h1{font-size:54px}}.doc-content{min-width:0;flex:1}.doc-name a:hover{text-decoration:underline;text-underline-offset:4px}.doc-priority{flex-shrink:0}.visible-url{display:block;margin-top:11px;color:#626262;font-family:Arial,sans-serif;font-size:11px;line-height:1.8;overflow-wrap:anywhere;text-decoration:underline;text-decoration-color:#c9c9c9;text-underline-offset:3px}.visible-url:hover{color:#171717;text-decoration-color:#171717}.doc-actions{display:flex;flex-direction:column;align-items:stretch;flex-shrink:0;gap:8px}.doc-actions .copy-icon{justify-content:center}.open-document{border-color:#171717;background:var(--lemon);white-space:nowrap}.external-resource-link{margin-top:23px;padding-top:18px;border-top:1px solid var(--line);min-width:0}.external-resource-link>p{font-size:12px;font-weight:600}.external-resource-link .copy-icon{margin-top:8px}@media(max-width:760px){.doc-row{flex-direction:column;gap:14px}.doc-content{width:100%}.doc-actions{flex-direction:row;align-items:center;flex-wrap:wrap;gap:10px}.doc-actions .copy-icon,.external-resource-link .copy-icon{padding:10px 12px}.doc-actions .copy-icon span,.external-resource-link .copy-icon span{display:inline}.visible-url{font-size:11px}}