:root{--paper:#fff;--soft:#f7f7f8;--ink:#18191d;--muted:#686b74;--line:#e5e6ea;--blue:#002fa7;--blue-light:#edf1fc;--font:'Helvetica Neue',Helvetica,'PingFang SC','Microsoft YaHei',Arial,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:36px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased;line-height:1.65}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button,a,input{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
svg{width:20px;height:20px;flex-shrink:0}
button svg,a svg{fill:none;stroke:currentColor;stroke-width:1.6}
button{border:0}
h1,h2,h3,p{margin:0}
h1,h2,h3{line-height:1.2}
a,button{touch-action:manipulation}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--blue);outline-offset:5px}
[hidden]{display:none!important}
.wrap{width:min(1240px,calc(100% - 112px));margin-inline:auto}
.site-header{height:102px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}
.brand{display:flex;align-items:center;gap:13px;flex-shrink:0}
.brand-mark{display:inline-flex;background:var(--blue);color:white;align-items:center;justify-content:center;width:39px;height:39px;border-radius:10px;font-size:32px;line-height:1;letter-spacing:-3px;font-weight:650;padding:0 4px 6px 0}
.brand b{font-size:19px;letter-spacing:.03em}
.brand b>span{font-size:12px;font-weight:400;color:var(--muted);margin-left:10px;letter-spacing:0}
.site-header nav{display:flex;align-items:center;gap:37px;font-size:14px}
.site-header nav a{padding:10px 0}
.site-header nav a:hover,.nav-active{color:var(--blue)}
.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:80px;padding-block:82px 73px;align-items:center}
.eyebrow{font-size:12px;color:var(--muted);letter-spacing:.075em;display:flex;gap:10px;align-items:center;margin-bottom:26px}
.blue-dot{width:6px;height:6px;background:var(--blue);border-radius:50%;display:inline-block}
.hero h1{font-size:clamp(42px,4.15vw,64px);font-weight:650;letter-spacing:-.04em;line-height:1.29;margin-left:-3px}
.blue{color:var(--blue)}
.hero-description{font-size:14px;color:var(--muted);line-height:1.95;margin-top:28px}
.hero-actions{display:flex;align-items:center;gap:30px;margin-top:32px}
.button{display:inline-flex;gap:20px;align-items:center;justify-content:center;padding:13px 21px;font-size:13px;font-weight:500;border:1px solid transparent;min-height:48px;transition:background .2s,transform .2s}
.primary{background:var(--blue);color:white}
.primary:hover{background:#00247f;transform:translateY(-2px)}
.text-link{display:inline-flex;align-items:center;gap:12px;font-size:13px}
.text-link:hover{color:var(--blue)}
.text-link svg{width:17px}
.hero-board{background:var(--soft);border:1px solid var(--line);padding:23px 23px 19px;align-self:stretch;max-height:419px;margin-top:10px;position:relative;overflow:hidden}
.board-top,.board-bottom{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);gap:14px;position:relative;z-index:1}
.board-top>span:last-child{display:flex;gap:8px;align-items:center}
.board-top i{width:5px;height:5px;background:var(--blue);border-radius:50%}
.board-visual{display:flex;align-items:center;justify-content:center;height:304px}
.board-visual>svg{width:100%;height:100%;max-width:440px}
.board-bottom{border-top:1px solid var(--line);padding-top:14px}
.board-bottom>span:last-child{display:flex;align-items:center;gap:14px}
.board-bottom svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.6}
.intro-strip{border-block:1px solid var(--line);padding:23px 0;display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}
.intro-strip>div{display:flex;gap:37px;align-items:center}
.intro-strip b{font-size:22px;font-weight:500;letter-spacing:-.04em;color:var(--ink);margin-right:5px;font-variant-numeric:tabular-nums}
.intro-strip .strip-note{border-left:1px solid var(--line);padding-left:36px;font-size:11px}
.tool-feature{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;padding-block:66px;border-bottom:1px solid var(--line)}
.tool-feature .eyebrow{margin-bottom:17px}
.tool-feature h2{font-size:clamp(32px,3.4vw,48px);letter-spacing:-.045em;font-weight:600;line-height:1.25}
.tool-feature h2 span{color:var(--blue)}
.tool-feature-copy>p:not(.eyebrow){max-width:450px;margin:20px 0 25px;color:var(--muted);font-size:14px;line-height:1.9}
.tool-feature-art{height:285px;background:var(--soft);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;gap:17px;position:relative;padding:22px}
.tool-feature-file{width:40%;max-width:178px;height:158px;background:white;border:1px solid #cfd5e5;padding:17px 16px;display:flex;flex-direction:column;gap:8px;transform:rotate(-4deg)}
.tool-feature-file span{font-size:12px;color:var(--muted)}
.tool-feature-file strong{font-size:38px;color:var(--ink);font-weight:600;line-height:1.15;letter-spacing:-.055em;font-variant-numeric:tabular-nums}
.tool-feature-file small{font-size:15px;letter-spacing:0}
.tool-feature-file i{display:block;height:3px;background:#dbe1ee;width:75%}
.tool-feature-file i:last-child{width:51%}
.tool-feature-file.is-output{border-color:var(--blue);transform:rotate(4deg)}
.tool-feature-file.is-output strong{color:var(--blue)}
.tool-feature-arrow svg{width:42px;height:20px;stroke:var(--blue);stroke-width:2;fill:none}
.tool-feature-art>p{position:absolute;bottom:12px;right:18px;color:var(--muted);font-size:10px}
@media(max-width:800px){.tool-feature{gap:30px;padding-block:45px}.tool-feature-art{height:235px}.tool-feature-file{height:140px;padding:13px}.tool-feature-file strong{font-size:29px}}
@media(max-width:600px){.tool-feature{grid-template-columns:1fr;gap:26px;padding-block:42px}.tool-feature h2{font-size:35px}.tool-feature-copy>p:not(.eyebrow){font-size:13px;margin:16px 0 20px}.tool-feature-art{height:210px}.tool-feature-file{height:127px;max-width:160px}.tool-feature-file strong{font-size:28px}.tool-feature-art>p{font-size:9px}}
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-heading .eyebrow,.updates-intro .eyebrow{margin-bottom:12px}
.section-heading h2,.updates-intro h2{font-size:33px;font-weight:600;letter-spacing:-.04em}
.title-dot{color:var(--blue)}
.section-heading sup{font-size:13px;font-weight:400;vertical-align:top;margin-left:12px;color:var(--muted);letter-spacing:0}
.section-description{font-size:13px;color:var(--muted);line-height:1.9}
.project-card{min-width:0;display:flex;flex-direction:column}
.card-link{display:block;flex:1}
.project-sources{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.source-link{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:550;color:var(--blue);border-bottom:1px solid currentColor;padding-block:6px;line-height:1.5}
.source-link svg{width:15px;height:15px;flex-shrink:0}
.source-link:hover{color:var(--ink)}
.source-link .source-icon{width:17px;height:17px}
.detail-sources{margin:32px 0 50px;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.case-study{max-width:900px;margin:52px 0 44px;padding:40px;background:#f7f8fb;border:1px solid var(--line)}
.case-study .eyebrow{margin-bottom:13px}
.case-study h2{font-size:clamp(25px,3vw,34px);font-weight:600;line-height:1.4;letter-spacing:-.025em}
.case-study h3{font-size:20px;font-weight:550;margin:30px 0 13px}
.case-study p,.case-steps{font-size:15px;line-height:1.9;color:var(--muted)}
.case-study .case-answer{font-size:17px;color:var(--ink);margin:18px 0 26px;max-width:760px}
.case-figure{margin:0;background:white;border:1px solid var(--line)}
.case-figure img{display:block;width:100%;height:auto}
.case-figure figcaption{font-size:12px;line-height:1.7;color:var(--muted);padding:11px 15px}
.case-steps{margin:0;padding-left:24px}
.case-steps li{padding-left:8px;margin-top:9px}
.case-steps li::marker{color:var(--blue);font-weight:600}
.case-outcome{display:grid;grid-template-columns:1fr 1fr;gap:24px;border-top:1px solid var(--line);margin-top:30px}
.case-outcome h3{margin-top:27px}
.detail-sources h2{font-size:22px;font-weight:550;margin-bottom:16px}
.detail-source+.detail-source{margin-top:22px}
.detail-source p{font-size:14px;line-height:1.9;color:var(--muted);max-width:650px;margin-top:12px}
.detail-follow{scroll-margin-top:30px;display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);align-items:center;gap:48px;background:var(--soft);border:1px solid var(--line);padding:32px;margin:32px 0 50px}
.channel-code{display:block;max-width:300px}
.channel-code img{display:block;width:100%;height:auto}
.detail-follow h2{font-size:26px;font-weight:550;margin-bottom:16px}
.detail-follow p{font-size:14px;color:var(--muted);line-height:1.95}
.detail-follow .channel-handle{margin:20px 0;font-size:13px}
.channel-handle strong{display:block;font-size:22px;font-weight:500;color:var(--ink);letter-spacing:.03em;overflow-wrap:anywhere}
.detail-actions{margin:-10px 0 30px}
.detail-follow.wechat-follow{background:#f0f5ed}
.wechat-follow .channel-code{padding:14px;background:white;border:1px solid var(--line)}
.detail-follow p.channel-tip{font-size:12px;margin-top:18px}
.artwork.art-publishing{background:#eef2ec;color:#253d35}
.publishing-art{width:100%;max-width:420px;padding:16px 16px;text-align:center}
.publishing-kicker{display:block;font-size:8px;letter-spacing:.12em;margin-bottom:12px;opacity:.65}
.publishing-papers{display:flex;align-items:center;justify-content:center;gap:8px}
.publishing-paper{width:105px;min-height:132px;padding:12px;text-align:left;box-shadow:4px 5px 0 #20372d14;border:1px solid #d9dfd5}
.publishing-paper>span{display:block;font-size:10px;margin-bottom:9px}
.publishing-paper strong{font-size:19px;line-height:1.3;font-weight:600;letter-spacing:-.03em}
.wechat-paper{background:#fffcf4;transform:rotate(-5deg);color:#255943}
.wechat-paper i{display:block;height:2px;margin-top:7px;background:#ccd7c9}
.wechat-paper i:last-child{width:70%}
.xhs-paper{background:#bb3d3d;border-color:#b53939;color:#fff8ef;transform:rotate(5deg)}
.xhs-paper small{display:block;margin-top:12px;font-size:8px;opacity:.75;letter-spacing:.12em}
.publishing-plus{font-size:20px;font-weight:300;opacity:.5}
.publishing-art>p{font-size:11px;margin-top:17px;letter-spacing:.06em}
.detail>.art-publishing .publishing-art{max-width:540px}
.detail>.art-publishing .publishing-paper{width:164px;min-height:180px;padding:18px}
.detail>.art-publishing .publishing-paper strong{font-size:27px}
.workflow-detail{margin:40px 0 48px}
.workflow-detail h2{font-size:22px;font-weight:550;margin:26px 0 16px}
.workflow-detail p{font-size:14px;line-height:1.9;color:var(--muted);max-width:760px}
.workflow-detail>p+p{margin-top:12px}
.workflow-deliverables{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:34px}
.workflow-deliverables article{padding:26px;background:#f0f5ed;border:1px solid var(--line)}
.workflow-deliverables article+article{background:#faf0ed}
.workflow-deliverables span{font-size:11px;color:var(--muted)}
.workflow-deliverables h3{font-size:20px;font-weight:550;margin:12px 0}
@media(max-width:600px){.workflow-deliverables{grid-template-columns:1fr}.detail>.art-publishing .publishing-paper{width:112px;min-height:142px;padding:10px}.detail>.art-publishing .publishing-paper strong{font-size:20px}}
@media(max-width:600px){.detail-follow{grid-template-columns:1fr;gap:28px;padding:22px}.channel-code{margin:auto;width:100%}.detail-follow h2{font-size:22px}}
.artwork{height:230px;background:var(--soft);position:relative;overflow:hidden;display:flex;justify-content:center;align-items:center;color:var(--blue);border:1px solid var(--line)}
.card-link .artwork{transition:transform .3s,background .3s}
.card-link:hover .artwork{background:var(--blue-light)}
.card-info{padding:21px 0 0}
.card-eyebrow{display:flex;align-items:center;justify-content:space-between;gap:6px;font-size:10px;color:var(--muted);margin-bottom:11px}
.status{display:inline-flex;gap:6px;align-items:center;font-size:10px;color:var(--muted);white-space:nowrap}
.status i{width:4px;height:4px;background:var(--blue);display:inline-block;border-radius:50%}
.card-title{display:flex;justify-content:space-between;align-items:center;gap:10px}
.card-title h3{font-size:20px;font-weight:550;letter-spacing:-.025em}
.card-title svg{width:17px;height:17px;transition:transform .2s}
.card-link:hover .card-title{color:var(--blue)}
.card-link:hover .card-title svg{transform:translate(2px,-2px)}
.card-info>p{color:var(--muted);font-size:12px;line-height:1.9;margin-top:12px;min-height:46px;max-width:95%}
.card-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:18px}
.card-tags>span{background:var(--soft);padding:3px 8px;color:var(--muted);font-size:10px;border:1px solid var(--line)}
.browser-window{position:absolute;width:69%;height:72%;background:white;border:1px solid #ccd3e7;top:18%;left:15%;overflow:hidden}
.window-bar{height:23px;background:#f7f7f8;border-bottom:1px solid #e5e6ea;display:flex;align-items:center;gap:4px;padding-left:10px}
.window-bar i{width:4px;height:4px;background:#bfc4d3;border-radius:50%}
.browser-window.back{transform:translate(22px,-14px);background:#edf1fc}
.browser-window.back>span{float:right;padding:10px 12px;font-size:9px}
.browser-symbol{font-size:73px;letter-spacing:-.1em;font-weight:600;line-height:1;margin-top:18px;text-align:center}
.browser-symbol span{color:#9eaccd}
.browser-window small{display:block;text-align:center;font-size:9px;margin-top:10px;color:var(--muted)}
.art-browser{background:#edf1fc}
.art-typeset{background:#f7f7f8}
.type-sheet{background:white;border:1px solid var(--line);width:54%;height:115%;position:absolute;top:29px;left:20%;padding:20px}
.type-sheet>small{font-size:8px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:8px;display:block}
.type-sheet>strong{font-size:25px;line-height:1.4;margin-top:10px;display:block;letter-spacing:-.05em;color:var(--ink)}
.type-sheet em{font-style:normal;color:var(--blue)}
.type-lines{height:20px;width:85%;background:repeating-linear-gradient(to bottom,#e5e6ea 0px,#e5e6ea 1px,transparent 1px,transparent 5px);margin-top:13px}
.type-stamp{position:absolute;bottom:27px;right:31px;background:var(--blue);color:#fff;font-size:39px;line-height:1;letter-spacing:-.07em;padding:17px 18px}
.art-knowledge{background:var(--blue-light)}
.graph{width:96%;height:96%;padding:14px}
.projects-section{background:var(--soft);padding-block:68px 50px;border-block:1px solid var(--line)}
.project-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #dcdde2;padding-bottom:23px;margin-bottom:35px}
.filters{display:flex;gap:7px;flex-wrap:wrap}
.filter{display:flex;align-items:center;gap:10px;background:transparent;color:var(--muted);padding:9px 13px;font-size:12px;min-height:40px}
.filter span{font-size:10px;opacity:.75}
.filter.active{background:var(--ink);color:white}
.filter:not(.active):hover{background:#e8e9ec;color:var(--ink)}
.search{display:flex;align-items:center;border-bottom:1px solid #cdd0d8;gap:9px;padding:8px 0;width:191px}
.search svg{width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:1.5}
.search input{background:transparent;border:0;min-width:0;width:100%;font-size:12px;color:var(--ink);padding:3px}
.search input::placeholder{color:var(--muted)}
.projects-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:44px 27px}
.projects-grid .card-info>p{min-height:46px}
.projects-grid .artwork{height:208px;background:#fff}
.projects-grid .art-browser,.projects-grid .art-knowledge{background:#edf1fc}
.projects-grid .art-typeset,.projects-grid .art-sunrise{background:#e9ebf0}
.projects-grid .card-tags>span{background:#fff}
.projects-grid .card-title h3{font-size:18px}
.catalog-note{text-align:center;font-size:11px;color:var(--muted);margin-top:46px}
.empty-state{text-align:center;padding:64px 0}
.empty-state h3{font-size:23px}
.empty-state p{margin:13px 0 25px;color:var(--muted);font-size:14px}
.word-art{align-self:stretch;display:flex;flex-direction:column;justify-content:space-between;width:100%;padding:24px 27px;color:white;background:var(--blue)}
.word-art>small{font-size:9px;letter-spacing:.14em;opacity:.72}
.word-art>strong{font-size:48px;letter-spacing:-.065em;font-weight:500}
.word-art>strong span{display:block;font-size:9px;font-weight:400;letter-spacing:.07em;border-top:1px solid #ffffff50;padding-top:11px;margin-top:17px;opacity:.7}
.art-tao .word-art{background:#fff;color:var(--blue)}
.art-tao .word-art>strong{font-weight:300}
.art-tao .word-art>strong span{border-color:var(--line)}
.flow-art{display:flex;align-items:center;justify-content:center;width:100%;padding:20px}
.flow-art span{border:1px solid #c4cce0;background:#f7f7f8;padding:20px 13px;font-size:14px}
.flow-art span:last-child{background:var(--blue);color:white}
.flow-art b{height:1px;width:20px;background:#002fa760}
.learn-art{padding:29px;align-self:stretch;width:100%;display:flex;flex-direction:column;justify-content:center}
.learn-art>span{font-size:16px;color:var(--ink)}
.learn-art strong{font-size:69px;letter-spacing:-.07em;line-height:1.3;font-weight:550}
.learn-art strong span{color:#b2bfdf}
.learn-art small{font-size:9px;color:var(--muted);margin-top:10px}
.radar-art{width:144px;height:144px;position:relative;border:1px solid #c3cce3;border-radius:50%;background:conic-gradient(from 12deg,#002fa730,transparent 120deg)}
.radar-art i{position:absolute;border:1px solid #c3cce3;border-radius:50%;inset:25%}
.radar-art i:nth-child(2){inset:10%}
.radar-art i:nth-child(3){inset:40%}
.radar-art:before,.radar-art:after{content:'';position:absolute;background:#c3cce3;width:1px;height:100%;left:50%}
.radar-art:after{transform:rotate(90deg)}
.radar-art b{position:absolute;width:8px;height:8px;background:var(--blue);top:31px;right:40px;border-radius:50%}
.sun-art{position:relative;width:100%;height:100%;display:flex;align-items:flex-end;padding:24px;overflow:hidden}
.sun-art>i{width:152px;height:152px;border:1px solid var(--blue);background:#002fa70c;border-radius:50%;position:absolute;right:-20px;top:22px}
.sun-art>i:after{content:'';position:absolute;width:220px;height:1px;background:var(--blue);top:78px;left:-65px}
.sun-art span{font-size:36px;line-height:1.15;z-index:1}
.sun-art small{font-size:9px;color:var(--muted)}
.download-art{display:flex;align-items:center;flex-direction:column;gap:14px}
.download-art svg{width:80px;height:80px}
.download-art span{font-size:10px;letter-spacing:.04em}
.download-art strong{font-size:23px;font-weight:550;letter-spacing:.02em}
.updates-section{padding-block:78px;display:grid;grid-template-columns:1fr 2fr;gap:80px}
.updates-intro>p:last-child{font-size:13px;color:var(--muted);line-height:1.9;margin-top:24px}
.update-row{display:grid;grid-template-columns:92px 1fr 20px;align-items:center;gap:24px;padding:23px 0;border-bottom:1px solid var(--line)}
.update-row:first-child{padding-top:0}
.update-row time{font-size:11px;color:var(--muted);align-self:start;font-variant-numeric:tabular-nums;line-height:2}
.update-row h3{font-size:15px;font-weight:550}
.update-row p{font-size:12px;color:var(--muted);line-height:1.9;margin-top:9px}
.update-row:hover h3{color:var(--blue)}
.update-row>svg{width:16px}
.about-section{border-top:1px solid var(--line);padding-block:75px;display:grid;grid-template-columns:1fr 2fr;gap:80px}
.about-copy .eyebrow{margin-bottom:17px}
.about-copy h2{font-size:32px;font-weight:550;letter-spacing:-.03em;line-height:1.4;margin-bottom:25px}
.about-copy>p:not(.eyebrow){color:var(--muted);font-size:13px;line-height:2;margin-top:15px;max-width:620px}
.about-tags{display:flex;gap:23px;font-size:11px;color:var(--blue);margin-top:25px}
.about-tags span{border-bottom:1px solid #ccd5ed;padding-bottom:5px}
.about-source a{color:var(--blue);border-bottom:1px solid currentColor;padding-bottom:3px}
.about-source a:hover{color:var(--ink)}
/* Equal peer channels: matching identity, visual and action rows. */
.connect-section{border-top:1px solid var(--line);padding-block:48px 12px}
.connect-heading{margin-bottom:26px}
.connect-heading .eyebrow{margin-bottom:12px}
.connect-heading h2{font-size:30px;font-weight:550;letter-spacing:-.035em}
.connect-heading h2 span{color:var(--blue)}
.connect-heading>p:last-child{color:var(--muted);font-size:14px;margin-top:16px;line-height:1.8}
.follow-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.follow-card{min-width:0;display:flex;flex-direction:column;align-items:flex-start;padding:30px;background:var(--soft);border:1px solid var(--line)}
.follow-platform{font-size:12px;color:var(--muted);margin-bottom:12px}
.follow-card h3{font-size:22px;font-weight:550;letter-spacing:-.02em}
.follow-handle{font-size:13px;color:var(--muted);margin-top:8px;min-height:22px}
.follow-visual{display:flex;align-items:center;justify-content:center;width:164px;height:164px;margin-block:24px}
.x-visual{background:var(--ink);color:white}
.x-visual svg{width:68px;height:68px;fill:currentColor;stroke:none}
.qr-visual img{display:block;width:100%;height:100%;object-fit:contain;background:white}
.follow-action{width:100%;min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:8px;border-top:1px solid var(--line);font-size:14px;font-weight:550;color:var(--blue);margin-top:auto;padding-block:12px}
.follow-action svg{width:16px;height:16px}
.follow-action:hover{color:var(--ink)}
.follow-note{color:var(--muted);font-size:12px;line-height:1.7}
@media(min-width:1000px){
.follow-card{display:grid;grid-template-columns:minmax(0,1fr) 164px;grid-template-rows:auto auto 1fr auto auto;column-gap:20px;align-items:start}
.follow-platform{grid-column:1;grid-row:1}
.follow-card h3{grid-column:1;grid-row:2}
.follow-handle{grid-column:1;grid-row:3}
.follow-visual{grid-column:2;grid-row:1/4;margin:0}
.follow-action{grid-column:1/-1;grid-row:4;margin-top:24px}
.follow-note{grid-column:1/-1;grid-row:5}
}
.site-footer{padding-block:38px;display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:38px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}
.footer-brand .brand-mark{width:27px;height:27px;font-size:23px;border-radius:7px;padding-bottom:5px}
.footer-brand b{font-size:13px;color:var(--ink)}
.refresh-notice{position:fixed;right:25px;bottom:25px;background:var(--ink);color:white;padding:14px 18px;display:flex;gap:25px;align-items:center;font-size:13px;z-index:10;box-shadow:0 3px 20px #0002}
.refresh-notice button{background:white;padding:5px 10px;color:var(--blue);font-size:12px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.skip-link{position:fixed;left:12px;top:-60px;background:var(--blue);color:white;padding:10px 20px;z-index:99}
.skip-link:focus{top:12px}
.detail{padding-block:68px}
.detail h1{font-size:56px;letter-spacing:-.04em}
.title-phrase{display:inline-block}
.detail-lead{font-size:19px;color:var(--muted);max-width:750px;margin:24px 0 45px;line-height:1.8}
.detail>.artwork{height:360px;max-width:800px}
.detail>.artwork .browser-window{width:52%;left:24%}
.detail>.artwork .browser-symbol{font-size:115px}
.detail>.artwork .browser-window small{font-size:14px}
.detail>.artwork .type-sheet{width:43%;left:27%;padding:30px}
.detail>.artwork .type-sheet>strong{font-size:38px}
.detail>.artwork .type-stamp{right:150px;bottom:45px;font-size:68px}
.detail>.artwork .word-art>strong{font-size:82px}
.detail>.artwork .learn-art{padding-left:12%}
.detail>.artwork .learn-art strong{font-size:100px}
.detail>.artwork .flow-art span{padding:30px 45px}
.detail-body{display:grid;grid-template-columns:1.5fr 1fr;gap:80px;margin:52px 0}
.detail-body h2{font-size:22px;font-weight:550;margin-bottom:17px}
.detail-body p{font-size:15px;color:var(--muted);line-height:1.95}
.detail-body .status{margin-bottom:15px}
.detail-body aside{border-left:1px solid var(--line);padding-left:30px}
.detail-body p.updated{font-size:11px;margin-top:17px}
.detail-body p.access-note{font-size:12px;border-top:1px solid var(--line);padding-top:16px;margin-top:18px}
.detail-body .button{margin-top:22px}
.back-link{display:flex;align-items:center;gap:13px;font-size:13px}
.back-link svg{width:15px}

@media(min-width:1600px){.hero h1{font-size:65px}
.wrap{max-width:1280px}
}
@media(max-width:1100px){.wrap{width:calc(100% - 72px)}
.hero{gap:36px;padding-block:58px}
.hero h1{font-size:47px}
.hero-board{padding:18px}
.board-visual{height:275px}
.hero-description{font-size:13px}
.hero-actions{gap:20px}
.intro-strip .strip-note{display:none}
.projects-grid{gap:32px 22px}
.artwork{height:210px}
.projects-grid .artwork{height:185px}
.type-sheet>strong{font-size:21px}
.type-stamp{font-size:32px;right:18px;bottom:19px}
.card-title h3{font-size:18px}
.updates-section,.about-section{gap:45px}
.update-row{grid-template-columns:80px 1fr 15px;gap:15px}
.hero-board{max-height:362px}
.browser-symbol{font-size:60px}
.browser-window small{font-size:8px}
}
@media(max-width:800px){.wrap{width:calc(100% - 44px)}
.site-header{height:81px}
.brand b>span{display:inline;font-size:12px;margin-left:7px}
.site-header nav{gap:20px;font-size:12px}
.hero{grid-template-columns:1fr;gap:38px;padding-block:48px}
.hero h1{font-size:55px}
.hero-description{font-size:14px}
.hero-board{max-height:none;min-height:340px;margin:0}
.board-visual{height:300px}
.board-visual>svg{max-width:425px}
.intro-strip>p{font-size:11px}
.intro-strip>div{gap:22px}
.intro-strip b{font-size:19px}
.projects-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 20px}
.section-heading h2,.updates-intro h2{font-size:29px}
.section-heading .eyebrow,.updates-intro .eyebrow{font-size:10px}
.projects-section{padding-block:45px}
.project-toolbar{align-items:stretch;flex-direction:column;gap:18px}
.search{width:100%;padding:9px 0}
.filter{font-size:12px;padding:8px 12px}
.filters{gap:5px}
.artwork{height:215px}
.projects-grid .artwork{height:195px}
.section-description{font-size:11px}
.updates-section{grid-template-columns:1fr;gap:30px;padding-block:48px}
.updates-intro>p:last-child{display:none}
.update-row{grid-template-columns:83px 1fr 16px}
.about-section{grid-template-columns:1fr 1.8fr;gap:25px;padding-block:48px}
.about-copy h2{font-size:25px}
.about-copy>p:not(.eyebrow){font-size:12px}
.about-tags{gap:15px}
.site-footer{padding-block:26px;margin-top:30px}
.site-footer>span{font-size:10px}
.detail h1{font-size:42px}
.detail-lead{font-size:17px}
.detail-body{gap:35px}
.detail>.artwork .type-stamp{right:60px}
.detail>.artwork .flow-art span{padding:25px}
.detail>.artwork .word-art>strong{font-size:60px}
}
@media(max-width:500px){.hero h1{font-size:43px}
.hero .eyebrow{font-size:10px;margin-bottom:20px}
.hero-description{font-size:12px;line-height:2}
.hero-actions{gap:22px}
.hero-actions .button{font-size:12px;padding:12px 16px;gap:14px}
.hero-actions .text-link{font-size:12px;gap:4px}
.hero-board{min-height:295px}
.board-visual{height:235px}
.board-top,.board-bottom{font-size:9px}
.intro-strip{padding-block:19px}
.intro-strip>div{gap:14px}
.intro-strip>div>span{font-size:10px}
.intro-strip b{font-size:17px}
.intro-strip>p{font-size:10px}
.artwork,.projects-grid .artwork{height:225px}
.projects-grid{grid-template-columns:1fr}
.card-info>p,.projects-grid .card-info>p{min-height:0}
.card-title h3,.projects-grid .card-title h3{font-size:20px}
.card-eyebrow{font-size:11px}
.card-info>p{font-size:13px}
.card-tags>span{font-size:10px}
.card-tags{margin-top:14px}
.card-info{padding-top:17px}
.projects-grid{gap:33px}
.section-description{display:none}
.section-heading .text-link{font-size:11px;gap:5px}
.filter{padding:8px 9px;gap:6px;font-size:11px}
.filters{justify-content:space-between;gap:0}
.type-sheet>strong{font-size:27px}
.type-stamp{font-size:38px;right:32px;bottom:25px}
.browser-symbol{font-size:74px;margin-top:18px}
.browser-window small{font-size:9px}
.about-section{grid-template-columns:1fr;gap:30px}
.about-copy h2{font-size:28px}
.about-copy>p:not(.eyebrow){font-size:13px}
.site-footer>span{display:none}
.update-row{gap:12px;grid-template-columns:69px 1fr 15px}
.update-row time{font-size:10px}
.update-row h3{font-size:14px}
.update-row p{font-size:11px}
.detail{padding-block:43px}
.detail h1{font-size:35px}
.detail-lead{font-size:15px;margin-bottom:30px}
.detail-body{grid-template-columns:1fr;gap:30px}
.detail-body aside{padding:24px 0 0;border-left:0;border-top:1px solid var(--line)}
.detail>.artwork{height:260px}
.detail>.artwork .browser-window{width:69%;left:15%}
.detail>.artwork .browser-symbol{font-size:79px;margin-top:22px}
.detail>.artwork .browser-window small{font-size:9px}
.detail>.artwork .type-sheet{width:60%;left:20%;padding:20px}
.detail>.artwork .type-sheet>strong{font-size:27px}
.detail>.artwork .type-stamp{font-size:44px;right:30px;bottom:26px}
.detail>.artwork .flow-art span{padding:24px 12px}
.detail>.artwork .learn-art strong{font-size:69px}
.detail>.artwork .word-art>strong{font-size:48px}
.back-link{font-size:11px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*,*::before,*::after{transition:none!important;animation:none!important}
}


/* 公众号原码：保持四周留白，不滤色、不裁切。 */
.header-qr{display:flex;align-items:center;gap:16px;flex-shrink:0}
.header-qr>span{text-align:right;display:flex;flex-direction:column;gap:3px}
.header-qr strong{font-size:12px;font-weight:500}
.header-qr small{font-size:10px;color:var(--muted)}
.header-qr img{display:block;width:76px;height:76px;background:#fff}
.header-qr:hover strong{color:var(--blue)}
@media(max-width:800px){
.site-header:has(.header-qr){height:auto;min-height:150px;display:grid;grid-template-columns:1fr auto;gap:5px 16px;padding-block:14px 12px}
.site-header:has(.header-qr) .brand{grid-column:1;grid-row:1;gap:10px}
.site-header:has(.header-qr) nav{grid-column:1/-1;grid-row:2;justify-content:space-between;gap:24px;font-size:12px}
.header-qr{grid-column:2;grid-row:1}
.header-qr>span{display:none}
.header-qr img{width:70px;height:70px}
}

.about-portrait{margin:0;align-self:start;border:1px solid var(--line);background:var(--soft)}
.about-portrait img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain}
.about-portrait figcaption{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 19px;font-size:15px;color:var(--ink);border-top:1px solid var(--line)}
.about-portrait figcaption span{font-size:10px;color:var(--muted)}
@media(max-width:800px){.about-portrait figcaption{flex-direction:column;align-items:flex-start;gap:5px;padding:13px}}
@media(max-width:500px){.about-portrait{max-width:100%}.about-portrait figcaption{flex-direction:row;align-items:center;padding:16px}}

/* Original project identities: preserve their artwork and brand colours. */
.artwork.brand-art{background:#eff3fc;color:#233c70;flex-direction:column;gap:15px;padding:24px;isolation:isolate}
.brand-art::before{content:'';position:absolute;inset:12px;border:1px solid currentColor;opacity:.09;z-index:-1}
.brand-art .project-logo{width:84px;height:84px;object-fit:contain;flex-shrink:0;transition:transform .25s}
.brand-caption{text-align:center}
.brand-caption>span{font-size:15px;font-weight:600;letter-spacing:.02em}
.brand-caption>p{font-size:11px;margin-top:6px;letter-spacing:.02em;line-height:1.65}
.artwork.brand-typeset{background:#fff3e8;color:#803916}
.brand-typeset .project-logo{width:95px;height:95px}
.artwork.brand-history{background:#f4eee2;color:#7e2726;flex-direction:row;gap:24px}
.brand-history .project-logo{width:110px;height:110px}
.brand-history .brand-caption{text-align:left;max-width:126px}
.brand-history .brand-caption>span{font-family:serif;font-size:27px;letter-spacing:.09em}
.brand-history .brand-caption>p{max-width:95px;line-height:2}
.artwork.brand-tao{background:#182a29;color:#e7d5ac;gap:9px}
.brand-tao .project-logo{width:88%;height:99px}
.brand-tao .brand-caption>span{display:none}
.brand-tao .brand-caption>p{font-family:serif;font-size:14px;letter-spacing:.45em;padding-left:.45em}
.artwork.brand-studio{background:#faecee;color:#9b1d37}
.brand-studio .project-logo{width:77px;height:77px}
.artwork.brand-learn{background:#f3f0eb;color:#282929;flex-direction:row;gap:20px}
.brand-learn .project-logo{width:114px;height:128px;object-fit:cover;border-radius:3px}
.brand-learn .brand-caption{text-align:left;max-width:140px}
.brand-learn .brand-caption>span{font-size:20px;line-height:1.5}
.brand-learn .brand-caption>p{font-size:10px;line-height:1.9;margin-top:12px}
.card-link:hover .brand-art{background:var(--brand-hover,#e5ecfa)}
.brand-typeset{--brand-hover:#ffead5}.brand-history{--brand-hover:#ece3d2}.brand-tao{--brand-hover:#213735}.brand-studio{--brand-hover:#f7e1e5}.brand-learn{--brand-hover:#eae5dd}
.card-link:hover .project-logo{transform:translateY(-3px)}
.detail>.brand-art{min-height:300px}
.detail>.brand-art .project-logo{width:125px;height:125px}
.detail>.brand-tao .project-logo{width:min(75%,420px);height:150px}
.detail>.brand-art .brand-caption>p{font-size:14px}
@media(min-width:801px) and (max-width:1100px){.brand-art{gap:12px}.brand-history .project-logo{width:85px;height:85px}.brand-learn .project-logo{width:82px;height:100px}.brand-learn .brand-caption>span{font-size:17px}}
@media(prefers-reduced-motion:reduce){.brand-art .project-logo{transition:none}.card-link:hover .project-logo{transform:none}}

/* Phone and tablet reading: readable copy and finger-sized controls. */
@media(min-width:801px) and (max-width:1100px){
.projects-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.header-qr>span{display:none}
.header-qr img{width:64px;height:64px}
.site-header nav{gap:24px;font-size:13px}
.site-header nav a{display:flex;align-items:center;min-height:44px}
.card-info>p{font-size:14px;line-height:1.8}
.card-tags>span,.status{font-size:11px}
.source-link{font-size:13px;min-height:44px}
.filter{font-size:13px;min-height:44px}
.search{padding:0 10px;min-height:48px;border:1px solid #cdd0d8;background:white}
.search input{font-size:16px;min-height:46px}
}
@media(min-width:601px) and (max-width:1100px){
.projects-grid .brand-history,.projects-grid .brand-learn{padding:18px;gap:14px}
.projects-grid .brand-history .project-logo{width:84px;height:84px}
.projects-grid .brand-learn .project-logo{width:82px;height:105px}
.projects-grid .brand-learn .brand-caption>span{font-size:17px}
}
@media(hover:none) and (pointer:coarse){
.primary:hover,.card-link:hover .project-logo,.card-link:hover .card-title svg{transform:none}
.source-link,.text-link,.back-link,.filter{min-height:44px}
.search input{font-size:16px;min-height:44px}
}
@media(max-width:800px){
html{scroll-padding-top:20px}
.site-header:has(.header-qr){min-height:126px;padding-block:10px 0;gap:4px 12px}
.header-qr img{width:60px;height:60px}
.site-header nav a{min-height:44px;display:flex;align-items:center}
.text-link,.back-link,.site-footer>a{min-height:44px}
.source-link{min-height:44px;font-size:13px}
.search{min-height:48px;padding:0 14px;border:1px solid #cdd0d8;background:white}
.search input{min-height:46px;font-size:16px}
.filter{min-height:44px;font-size:13px}
.card-info>p{font-size:14px;line-height:1.8;max-width:100%}
.card-tags>span{font-size:11px}
.status{font-size:11px}
.detail-body p{font-size:16px;line-height:1.9}
.detail-source p,.workflow-detail p,.detail-follow p{font-size:15px;line-height:1.85}
.detail-follow{grid-template-columns:minmax(0,220px) minmax(0,1fr);gap:28px;padding:24px}
.connect-section{padding-block:38px 6px}
.connect-heading h2{font-size:28px}
.follow-card{padding:24px}
.follow-grid{gap:18px}
.follow-card h3{font-size:20px}
.refresh-notice{right:16px;left:16px;bottom:max(16px,env(safe-area-inset-bottom));gap:16px;justify-content:space-between}
.refresh-notice button{min-height:44px;padding:10px 14px}
}
@media(max-width:600px){
.wrap{width:calc(100% - 36px)}
.site-header{gap:12px}
.brand{gap:9px}
.brand b{font-size:17px}
.brand b>span{font-size:11px;margin-left:5px}
.hero{padding-block:36px;gap:28px}
.hero h1{font-size:clamp(32px,9.2vw,48px);line-height:1.28;margin-left:0}
.hero .eyebrow{font-size:11px;letter-spacing:.03em;margin-bottom:18px}
.hero-description{font-size:14px;line-height:1.9;margin-top:22px}
.hero-actions{gap:16px;margin-top:24px;flex-wrap:wrap}
.hero-actions .button{font-size:13px;padding:12px 16px;gap:12px}
.hero-actions .text-link{font-size:13px;gap:6px}
.hero-board{min-height:0;padding:16px}
.board-visual{height:210px}
.board-top,.board-bottom{font-size:10px}
.intro-strip{align-items:flex-start;gap:12px;flex-direction:column;padding-block:18px}
.intro-strip>p{font-size:12px}
.intro-strip>div{gap:26px}
.intro-strip>div>span{font-size:12px}
.intro-strip b{font-size:22px}
.projects-section{padding-block:36px}
.section-heading{margin-bottom:24px}
.section-heading h2,.updates-intro h2{font-size:29px}
.section-heading .eyebrow,.updates-intro .eyebrow{font-size:11px}
.section-description{display:none}
.project-toolbar{gap:14px;padding-bottom:20px;margin-bottom:26px}
.filters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.filter{justify-content:space-between;padding:10px 12px;border:1px solid var(--line);background:white}
.filter.active{background:var(--ink);border-color:var(--ink)}
.filter span{font-size:11px}
.projects-grid{grid-template-columns:1fr;gap:28px}
.project-card{border-bottom:1px solid var(--line);padding-bottom:26px}
.project-card:last-child{border-bottom:0;padding-bottom:0}
.projects-grid .artwork{height:clamp(184px,52vw,230px)}
.projects-grid .card-title h3{font-size:21px;line-height:1.4}
.card-info{padding-top:16px}
.card-info>p,.projects-grid .card-info>p{min-height:0;font-size:14px;margin-top:10px}
.card-tags{margin-top:12px}
.project-sources{margin-top:16px;gap:8px}
.project-sources .source-link{width:100%;padding:12px;border:1px solid #d8dce6;background:white;gap:10px}
.project-sources .source-link>svg:last-child{margin-left:auto}
.catalog-note{font-size:12px;line-height:1.8;margin-top:28px;text-align:left}
.updates-section{gap:24px;padding-block:38px}
.update-row{grid-template-columns:minmax(0,1fr) 18px;gap:8px 14px;padding-block:21px}
.update-row time{grid-column:1;grid-row:1;font-size:12px}
.update-row>div{grid-column:1;grid-row:2;min-width:0}
.update-row>svg{grid-column:2;grid-row:1/3;align-self:center}
.update-row h3{font-size:17px;line-height:1.4}
.update-row p{font-size:14px;line-height:1.85;margin-top:8px}
.about-section{grid-template-columns:1fr;gap:26px;padding-block:38px}
.about-portrait{width:220px;max-width:100%}
.about-portrait figcaption{align-items:flex-start;flex-direction:column;padding:12px 16px;gap:4px}
.about-copy h2{font-size:28px;line-height:1.45;margin-bottom:20px}
.about-copy>p:not(.eyebrow){font-size:15px;line-height:1.9}
.about-tags{gap:18px;font-size:12px;flex-wrap:wrap}
.connect-heading{margin-bottom:22px}
.connect-heading h2{font-size:26px;line-height:1.4}
.connect-heading>p:last-child{font-size:14px;margin-top:12px}
.follow-grid{gap:12px}
.follow-card{padding:16px 14px}
.follow-platform{font-size:11px;margin-bottom:10px}
.follow-card h3{font-size:16px;white-space:nowrap}
.follow-handle{font-size:11px;line-height:1.7;min-height:38px;margin-top:7px}
.follow-visual{width:min(128px,100%);height:auto;aspect-ratio:1;margin-block:16px}
.x-visual svg{width:46%;height:46%}
.follow-action{font-size:13px;min-height:48px;gap:6px}
.follow-action svg{width:14px;height:14px}
.follow-note{font-size:11px;min-height:38px}
.site-footer{padding-block:18px;margin-top:28px;padding-bottom:max(18px,env(safe-area-inset-bottom))}
.site-footer>span{display:none}
.site-footer>a:last-child{display:flex;align-items:center;font-size:12px}
.detail{padding-block:32px 38px}
.detail>.eyebrow{font-size:11px;margin-bottom:16px}
.detail h1{font-size:clamp(29px,8.4vw,38px);line-height:1.35;overflow-wrap:anywhere;text-wrap:balance}
.detail-lead{font-size:16px;line-height:1.85;margin:18px 0 26px}
.detail>.artwork,.detail>.brand-art{height:clamp(220px,65vw,290px);min-height:0}
.detail>.brand-art{padding:20px;gap:16px}
.detail>.brand-art .project-logo{width:110px;height:110px}
.detail>.brand-history .project-logo,.detail>.brand-learn .project-logo{width:clamp(80px,26vw,116px);height:clamp(80px,26vw,116px)}
.detail>.brand-learn .brand-caption>span{font-size:18px}
.detail>.brand-art .brand-caption>p{font-size:12px}
.detail>.brand-tao .project-logo{width:86%;height:120px}
.detail-body{grid-template-columns:1fr;gap:24px;margin:30px 0}
.detail-body h2,.detail-sources h2,.workflow-detail h2{font-size:21px;line-height:1.45}
.detail-body aside{border:1px solid var(--line);padding:22px;background:var(--soft)}
.detail .button{width:100%;min-height:48px;font-size:14px;padding:13px 16px;gap:12px}
.detail-actions{margin:0 0 26px}
.detail-sources{margin:28px 0 32px;padding-block:24px}
.detail-follow{grid-template-columns:1fr;gap:22px;padding:22px 20px;margin:30px 0 32px}
.detail-follow>div{order:-1}
.detail-follow h2{font-size:24px;line-height:1.4}
.detail-follow .eyebrow{font-size:11px;margin-bottom:16px}
.channel-code{max-width:240px;width:100%;margin-inline:auto}
.wechat-follow .channel-code{max-width:220px}
.channel-handle strong{font-size:20px}
.detail-follow p.channel-tip{font-size:13px}
.workflow-detail{margin:30px 0}
.workflow-deliverables{gap:14px;margin-bottom:28px}
.workflow-deliverables article{padding:22px}
.back-link{font-size:12px;gap:6px;white-space:nowrap}
.detail>p:not(.eyebrow,.detail-lead){margin-top:18px;font-size:16px}
.detail>p+.button{margin-top:24px}
}
@media(max-width:360px){
.wrap{width:calc(100% - 32px)}
.hero-actions{gap:8px 14px}
.hero-actions .button{font-size:12px;padding-inline:12px;gap:8px}
.hero-actions .text-link{font-size:12px}
.follow-card{padding:14px 12px}
.follow-card h3{font-size:14px}
.follow-action{font-size:12px}
.site-header .brand b>span{display:block;margin-left:0;margin-top:3px}
.about-copy h2{font-size:26px}
.detail-follow{padding:20px 16px}
.artwork.brand-learn,.artwork.brand-history{gap:14px;padding:20px}
.brand-learn .project-logo{width:85px;height:105px}
.brand-history .project-logo{width:90px;height:90px}
}
@media(max-width:600px){
.case-study{padding:24px 20px;margin:32px 0}
.case-study .case-answer{font-size:16px}
.case-outcome{grid-template-columns:1fr;gap:0}
.case-outcome h3{margin-top:22px}
}

/* Glimbench entry: keep the portfolio grid and a direct route to the tools. */
.site-header nav .nav-tools{display:inline-flex;align-items:center;gap:6px;color:var(--blue);white-space:nowrap}
.nav-tools svg{width:14px;height:14px}
.artwork.brand-glimbench{background:var(--soft);color:var(--blue)}
.brand-glimbench .project-logo{width:88px;height:88px}
.brand-glimbench .brand-caption>span{font-size:24px;letter-spacing:-.03em}
.brand-glimbench .brand-caption>p{font-size:11px;letter-spacing:0}
.project-sources .project-launch{color:var(--blue);font-weight:500}
@media(max-width:800px){.site-header:has(.header-qr) nav{gap:12px}.site-header:has(.header-qr) nav a{white-space:nowrap}}
@media(max-width:360px){.site-header:has(.header-qr) nav{gap:8px;font-size:11px}}