:root{--bg:#f7f8f5;--paper:#fff;--ink:#172b3a;--body:#46515b;--jade:#147d74;--jade-dark:#0d625b;--sage:#e5efeb;--coral:#b85840;--line:#d8dfd9;--muted:#68746f;--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{font:inherit}button,a{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--coral);outline-offset:5px}h1,h2,h3,h4,p{margin:0}h1,h2,h3{font-family:Manrope,"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}h1,h2,h3{font-weight:600;letter-spacing:-.045em}p{color:var(--body)}.wrap{max-width:var(--max);margin:auto;padding:0 36px}.skip{position:fixed;top:-80px;left:20px;z-index:100;background:white;padding:12px}.skip:focus{top:12px}.header{height:92px;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;background:rgba(247,248,245,.96);backdrop-filter:blur(14px)}.header-inner{max-width:var(--max);height:100%;padding:0 36px;margin:auto;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:13px;white-space:nowrap}.brand-mark{font-family:Manrope,sans-serif;font-size:32px;font-weight:800;letter-spacing:-4px;line-height:1}.brand-mark span{color:var(--jade);padding-left:3px}.brand-name{font-size:14px;font-weight:600;letter-spacing:-.3px}nav{display:flex;align-items:center;gap:30px;margin-left:auto;font-size:13px;font-weight:500}nav a{transition:color .2s}nav a:hover{color:var(--jade)}.lang-switch{display:flex;gap:2px;border:1px solid var(--line);padding:4px;border-radius:8px}.lang-switch button{cursor:pointer;border:0;background:none;border-radius:5px;font-size:11px;padding:5px 9px;line-height:1.6;color:var(--body)}.lang-switch button[aria-pressed=true]{background:var(--ink);color:white}.hero{display:grid;grid-template-columns:1.35fr .8fr;gap:75px;padding-top:87px;padding-bottom:80px;align-items:center}.eyebrow{display:flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:1.7px;font-size:10px;font-weight:650;color:var(--jade);margin-bottom:23px}.eyebrow:before{content:"";height:7px;width:7px;border-radius:50%;background:var(--jade);flex-shrink:0}.hero h1{font-size:clamp(48px,5.5vw,72px);line-height:1.09;max-width:720px}.hero h1 em{font-style:normal;color:var(--jade)}.hero-copy{font-size:16px;max-width:530px;line-height:1.8;margin-top:25px}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:24px;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;border-radius:5px;background:var(--jade);color:white;padding:13px 20px;font-size:13px;font-weight:550;transition:background .2s,transform .2s}.button:hover{background:var(--jade-dark);transform:translateY(-2px)}.text-link{font-size:13px;border-bottom:1px solid var(--ink);padding-bottom:3px}.arrow{font-size:19px;line-height:1}.hero-note{display:flex;gap:15px;flex-wrap:wrap;margin-top:40px;font-size:10px;text-transform:uppercase;letter-spacing:1.1px;color:var(--muted)}.hero-note span+span:before{content:"/";padding-right:15px;color:#a6b0aa}.field{background:var(--sage);border-radius:5px;min-height:405px;padding:30px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between}.field-top{display:flex;justify-content:space-between;align-items:center;font-size:9px;text-transform:uppercase;letter-spacing:1.3px;color:var(--jade)}.field-glyph{position:absolute;right:19px;top:66px;font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:135px;font-weight:500;line-height:1.3;color:#147d7418;writing-mode:vertical-rl;user-select:none}.field-title{font-size:34px;font-family:Manrope,"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-weight:500;letter-spacing:-1.5px;max-width:220px;line-height:1.2;z-index:1;margin-top:35px}.field-bottom{margin-top:55px;z-index:1}.field-row{display:flex;align-items:center;gap:14px;font-size:12px;border-top:1px solid #147d742a;padding:12px 0;color:var(--ink)}.field-row:last-child{padding-bottom:0}.field-row b{font-size:9px;font-weight:500;color:var(--jade)}.expertise-strip{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;font-size:11px;color:var(--muted)}.expertise-strip strong{font-weight:500;color:var(--ink)}section{scroll-margin-top:115px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:32px}.section-num{font-size:10px;letter-spacing:1.3px;text-transform:uppercase;color:var(--jade);margin-bottom:11px}.section-head h2,.about h2{font-size:38px;line-height:1.2}.section-head p{font-size:13px;max-width:340px;line-height:1.8}.work-section{padding-top:76px;padding-bottom:80px}.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:38px 28px}.case-card{min-width:0}.case-link{display:block}.case-art{height:260px;border-radius:5px;overflow:hidden;position:relative;transition:transform .25s}.case-link:hover .case-art{transform:translateY(-4px)}.art-label{position:absolute;top:22px;left:24px;font-size:9px;letter-spacing:1.8px;text-transform:uppercase;opacity:.8}.art-interface{background:#153f3c;color:#edf5ef}.art-sequoia{background:#e7e8dd;color:#3c4d35}.art-product{background:#dfE6EB;color:#243c51}.art-park{background:#eee7dd;color:#6c5540}.art-content{position:absolute;inset:62px 26px 25px}.evo-content{display:grid;grid-template-columns:1fr auto;gap:15px;align-items:center}.evo-word{font-size:28px;line-height:1.7;font-family:Manrope,"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;letter-spacing:-.7px}.evo-word .cn{display:block;color:#a7c8ba;font-size:25px;letter-spacing:2px}.evo-pill{font-size:9px;border:1px solid #86b4a45c;border-radius:3px;padding:6px 10px;margin-top:7px;white-space:nowrap}.evo-lines{display:flex;gap:4px;margin-top:15px}.evo-lines i{height:3px;background:#83b29a;width:31px}.evo-lines i:nth-child(2){width:54px;opacity:.55}.evo-lines i:nth-child(3){width:20px;opacity:.3}.seq-flow{display:flex;align-items:center;gap:10px;position:absolute;bottom:16px;left:0;right:0}.seq-circle{border:1px solid #a9b19b;flex:1;aspect-ratio:1;border-radius:50%;display:flex;align-items:center;justify-content:center;text-align:center;font-size:12px;line-height:1.4;padding:8px}.seq-flow>span{font-size:15px;color:#8a997b}.seq-caption{font-size:25px;font-family:Manrope,"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;letter-spacing:-1px}.combo-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}.combo-options>div{border:1px solid #a7b5c2;padding:17px 15px;border-radius:3px;font-size:12px;line-height:1.6}.combo-options>div:first-child{background:#28475d;color:#fff;border-color:#28475d}.combo-options b{display:block;font-size:9px;text-transform:uppercase;letter-spacing:1px;margin-bottom:7px;font-weight:500;opacity:.7}.park-flow{display:flex;align-items:center;justify-content:space-around;height:100%;gap:10px}.park-node{border:1px solid #baa790;border-radius:4px;padding:20px 13px;text-align:center;font-size:13px}.park-node small{display:block;font-size:9px;margin-top:7px;opacity:.7}.park-flow i{height:1px;background:#b8a78f;flex:1}.case-meta{margin-top:21px;display:flex;justify-content:space-between;gap:10px;align-items:center}.case-meta .type{font-size:9px;letter-spacing:1.1px;text-transform:uppercase;color:var(--jade);font-weight:600}.case-meta .period{font-size:10px;color:var(--muted)}.case-card h3{font-size:25px;margin-top:8px;line-height:1.3}.case-card p{font-size:13px;line-height:1.8;margin-top:10px;max-width:480px}.case-bottom{font-size:11px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:18px 0 12px;color:var(--ink)}.case-bottom .arrow{color:var(--jade)}.method-section{background:var(--ink);color:var(--bg);padding:68px 0}.method-section .section-num{color:#93c5b6}.method-section p{color:#b9c9cd}.method-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:38px}.method-item{border-top:1px solid #ffffff30;padding-top:20px}.method-item>span{font-size:11px;color:#93c5b6}.method-item h3{font-size:22px;margin:12px 0}.method-item p{font-size:13px;line-height:1.9}.about{padding-top:78px;padding-bottom:72px;display:grid;grid-template-columns:.75fr 1.25fr;gap:90px}.about p{font-size:15px;line-height:1.9;margin-top:16px}.about p:first-child{margin-top:0}.languages{display:flex;gap:9px;flex-wrap:wrap;margin-top:25px}.languages span{border:1px solid var(--line);border-radius:3px;padding:5px 10px;font-size:10px;color:var(--muted)}.archive{border-top:1px solid var(--line);padding-top:32px;padding-bottom:68px}.archive-heading{display:flex;justify-content:space-between;gap:25px;align-items:center;margin-bottom:17px}.archive h3{font-size:24px}.archive p{font-size:12px;max-width:400px}.archive-links{display:grid;grid-template-columns:1fr 1fr;gap:0 35px}.archive-links a{font-size:12px;border-bottom:1px solid var(--line);padding:17px 0;display:flex;justify-content:space-between;gap:20px}.archive-links a:hover{color:var(--jade)}.contact{background:var(--sage);padding:60px 0}.contact-inner{display:flex;justify-content:space-between;gap:30px;align-items:center}.contact h2{font-size:35px;max-width:610px;line-height:1.25}.contact p{margin-top:14px;font-size:13px}.contact-links{display:flex;flex-direction:column;gap:15px;min-width:220px}.contact-links a{font-size:13px;display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid #b5c9bf;padding-bottom:10px}.contact-links a:hover{color:var(--jade)}footer{padding:24px 0}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:15px;color:var(--muted);font-size:10px}.footer-inner a{border-bottom:1px solid var(--line)}.back{display:inline-flex;align-items:center;gap:10px;font-size:12px;color:var(--jade);margin:34px 0}.case-hero{padding:15px 0 45px;max-width:940px}.case-hero h1{font-size:clamp(38px,5vw,60px);line-height:1.15}.case-hero .lead{font-size:18px;line-height:1.8;margin-top:24px;max-width:820px}.case-facts{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:23px 0;gap:25px}.case-facts dt{font-size:9px;letter-spacing:1.1px;text-transform:uppercase;color:var(--muted);margin-bottom:7px}.case-facts dd{margin:0;font-size:12px;font-weight:550;line-height:1.7}.case-body{display:grid;grid-template-columns:200px 1fr;gap:60px;padding:50px 0 75px}.case-aside{position:sticky;top:125px;align-self:start}.case-aside .section-num{margin-bottom:18px}.case-aside a{display:block;font-size:11px;line-height:1.6;color:var(--muted);padding:8px 0}.case-aside a:hover{color:var(--jade)}.case-aside .download{border-top:1px solid var(--line);padding-top:16px;margin-top:17px;color:var(--jade)}.case-story{max-width:760px}.story-section{margin-bottom:39px}.story-section h2{font-size:26px;line-height:1.3;margin-bottom:15px}.story-section p{font-size:15px;line-height:1.9;margin-top:12px}.story-section ul{padding-left:20px;color:var(--body);font-size:15px;line-height:1.9}.story-section li{padding-left:5px;margin-bottom:10px}.story-section li::marker{color:var(--jade)}.story-section .section-num{margin-bottom:8px}.case-notice{font-size:12px;line-height:1.8;padding:18px 0;border-top:1px solid var(--line);color:var(--muted);margin-top:25px}.decision-list{border-top:1px solid var(--line);margin-top:23px}.decision-row{display:grid;grid-template-columns:190px 1fr;gap:25px;border-bottom:1px solid var(--line);padding:19px 0}.decision-row h3{font-size:17px;line-height:1.5;letter-spacing:-.3px}.decision-row p{font-size:13px;margin:0;line-height:1.9}.result-block{background:var(--sage);border-radius:5px;padding:27px 30px}.result-block p{color:#274b43}.next-case{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;gap:20px;font-size:13px;color:var(--jade)}.prototype-note{font-size:10px;padding:8px 12px;border-radius:3px;background:#dce7e1;color:#416053;display:inline-block;margin-top:20px}.in-view{animation:appear .35s ease-out}@keyframes appear{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
html[lang=zh] h1,html[lang=zh] h2,html[lang=zh] h3{letter-spacing:-.025em}html[lang=zh] .hero h1{line-height:1.3}html[lang=zh] .hero-copy{line-height:2}
@media(min-width:1400px){.hero{gap:110px;padding-top:100px;padding-bottom:95px}}
@media(max-width:1000px){.hero{gap:35px;grid-template-columns:1.2fr .85fr}.hero h1{font-size:54px}.field{padding:24px;min-height:390px}.field-title{font-size:29px}.hero-note{font-size:9px;gap:10px}.expertise-strip{font-size:10px}.about{gap:45px}.case-body{gap:35px;grid-template-columns:160px 1fr}nav{gap:19px}.brand-name{display:none}.header-inner{gap:22px}}
@media(max-width:720px){.wrap,.header-inner{padding-left:22px;padding-right:22px}.header{height:75px}.header-inner{gap:14px}nav{gap:16px;font-size:11px}.lang-switch button{font-size:10px;padding:4px 6px}.brand-mark{font-size:29px}.hero{grid-template-columns:1fr;padding-top:46px;padding-bottom:39px;gap:30px}.hero h1{font-size:49px;max-width:550px}.hero-copy{font-size:15px}.hero-note{margin-top:27px}.field{min-height:270px;padding:24px}.field-title{font-size:30px;max-width:250px;margin-top:24px}.field-bottom{margin-top:25px;max-width:68%}.field-row{font-size:11px;padding:8px 0}.field-glyph{font-size:110px;top:60px;right:30px}.expertise-strip{flex-wrap:wrap;justify-content:flex-start;column-gap:25px;row-gap:8px;padding:18px 0}.section-head{align-items:start;flex-direction:column;gap:16px}.section-head h2,.about h2{font-size:32px}.section-head p{max-width:500px}.work-section{padding-top:46px;padding-bottom:45px}.case-grid{gap:30px;grid-template-columns:1fr}.case-art{height:245px}.case-card h3{font-size:25px}.case-card p{max-width:100%}.seq-flow{max-width:440px}.method-section{padding:45px 0}.method-grid{grid-template-columns:1fr;gap:25px;margin-top:20px}.method-item h3{margin:8px 0}.about{grid-template-columns:1fr;gap:23px;padding-top:47px;padding-bottom:42px}.about p{font-size:14px}.archive{padding-bottom:45px}.archive-heading{align-items:start;flex-direction:column;gap:10px}.archive-links{grid-template-columns:1fr}.contact{padding:43px 0}.contact-inner{flex-direction:column;align-items:start;gap:30px}.contact h2{font-size:30px}.contact-links{width:100%}.footer-inner{align-items:start;flex-direction:column;gap:7px}.case-hero{padding-top:5px;padding-bottom:25px}.case-hero h1{font-size:38px}.case-hero .lead{font-size:16px}.case-facts{grid-template-columns:1fr 1fr;gap:20px}.case-body{grid-template-columns:1fr;padding-top:28px;gap:30px}.case-aside{position:static;border-bottom:1px solid var(--line);padding-bottom:18px;display:flex;flex-wrap:wrap;gap:0 17px}.case-aside .section-num{width:100%;margin-bottom:4px}.case-aside a{font-size:10px}.case-aside .download{margin:0;border:0;padding:8px 0}.story-section{margin-bottom:31px}.story-section h2{font-size:24px}.story-section p,.story-section ul{font-size:14px}.decision-row{grid-template-columns:1fr;gap:8px}.result-block{padding:22px}.next-case{font-size:12px}.brand-name{display:none}}
@media(max-width:390px){nav{gap:10px;font-size:10px}.header-inner{gap:10px}.hero h1{font-size:43px}.lang-switch{gap:0}.lang-switch button{padding:4px 5px}.seq-circle{font-size:10px}.combo-options>div{padding:12px}.hero-note{letter-spacing:.6px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

html[lang=ru] .field-title{font-size:28px;max-width:280px;letter-spacing:-.8px}
html[lang=ru] .hero h1{font-size:clamp(38px,4.4vw,58px);overflow-wrap:break-word}
@media(max-width:720px){html[lang=ru] .hero h1{font-size:40px}html[lang=ru] .field-title{font-size:27px;max-width:280px}}

/* Chinese edition: warm burgundy, vermilion light and restrained gold. */
html[lang^="zh"]{--bg:#170f12;--paper:#2a191d;--ink:#fff6ec;--body:#d7c5be;--jade:#efbf6b;--jade-dark:#ffcf82;--sage:#2a191d;--coral:#f0a99a;--line:#64383b;--muted:#c6ada5;color-scheme:dark}
html[lang^="zh"] body{background:radial-gradient(ellipse 85% 650px at 90% 100px,#74372e99,transparent 75%),#170f12}
html[lang^="zh"] .header{background:#211517ed;border-bottom-color:#64383b}
html[lang^="zh"] h1,html[lang^="zh"] h2,html[lang^="zh"] h3{letter-spacing:0;font-weight:600}
html[lang^="zh"] .hero{grid-template-columns:1.5fr 1fr;gap:48px;padding-top:84px}
html[lang^="zh"] .hero h1{font-size:clamp(37px,4.35vw,56px);line-height:1.45;max-width:690px;overflow-wrap:anywhere}
html[lang^="zh"] .hero h1 em{display:block;color:#efbf6b}
html[lang^="zh"] .hero-copy{line-height:2;max-width:620px;font-size:16px}
html[lang^="zh"] .eyebrow{letter-spacing:2px;font-size:11px}
html[lang^="zh"] .button{color:#25170f;background:#efbf6b;font-weight:650}
html[lang^="zh"] .button:hover{background:#ffcf82}
html[lang^="zh"] .lang-switch button[aria-pressed=true]{background:#efbf6b;color:#25170f}
html[lang^="zh"] .field{background:linear-gradient(145deg,#74372e,#402024 58%,#2a191d);border:1px solid #a4695266;min-height:420px}
html[lang^="zh"] .field-title{font-size:31px;line-height:1.6;letter-spacing:1px;max-width:260px}
html[lang^="zh"] .field-glyph{color:#efbf6b15;font-size:120px;right:7px;top:82px}
html[lang^="zh"] .field-top{font-size:10px;letter-spacing:1px;gap:12px}
html[lang^="zh"] .field-row{border-color:#efbf6b40;font-size:12px}
html[lang^="zh"] .hero-note{color:#cfb4aa;font-size:11px;letter-spacing:1px}
html[lang^="zh"] .section-head h2,html[lang^="zh"] .about h2{font-size:32px;line-height:1.5}
html[lang^="zh"] .section-head p{line-height:2;max-width:430px}
html[lang^="zh"] .case-card h3{font-size:25px;line-height:1.5}
html[lang^="zh"] .case-card p,html[lang^="zh"] .about p{line-height:2}
html[lang^="zh"] .art-interface{background:linear-gradient(135deg,#71352f,#3c2025);color:#fff0e6}
html[lang^="zh"] .evo-word .cn{color:#efbf6b}
html[lang^="zh"] .evo-pill{border-color:#efbf6b66}
html[lang^="zh"] .evo-lines i{background:#efbf6b}
html[lang^="zh"] .art-sequoia{background:linear-gradient(140deg,#4b2a27,#302024);color:#f1d7b0}
html[lang^="zh"] .seq-circle{border-color:#b48a64}
html[lang^="zh"] .seq-flow>span{color:#efbf6b}
html[lang^="zh"] .art-product{background:linear-gradient(140deg,#5c2d31,#302024);color:#f9e8de}
html[lang^="zh"] .combo-options>div{border-color:#ac7567}
html[lang^="zh"] .combo-options>div:first-child{background:#efbf6b;color:#25170f;border-color:#efbf6b}
html[lang^="zh"] .art-park{background:linear-gradient(140deg,#58402b,#2b2020);color:#f1d7b0}
html[lang^="zh"] .park-node{border-color:#b48a64}
html[lang^="zh"] .method-section{background:linear-gradient(110deg,#3b1e22,#251519);color:#fff6ec;border-block:1px solid #64383b}
html[lang^="zh"] .method-section .section-num,html[lang^="zh"] .method-item>span{color:#efbf6b}
html[lang^="zh"] .method-section p{color:#d7c5be;line-height:2}
html[lang^="zh"] .method-item h3{font-size:22px;line-height:1.6}
html[lang^="zh"] .contact{background:radial-gradient(ellipse at 100% 0,#74372e77,transparent 80%),#2a191d;border-top:1px solid #64383b}
html[lang^="zh"] .contact h2{line-height:1.5}
html[lang^="zh"] .contact-links a{border-color:#a77966}
html[lang^="zh"] .result-block{background:#382024;border:1px solid #64383b}
html[lang^="zh"] .result-block p{color:#f1d7b0}
html[lang^="zh"] .case-hero h1{font-size:clamp(34px,4.3vw,54px);line-height:1.5}
html[lang^="zh"] .story-section p,html[lang^="zh"] .story-section ul{line-height:2}
html[lang^="zh"] .skip{background:#2a191d;color:#fff6ec}
@media(max-width:1000px){html[lang^="zh"] .hero{gap:28px;grid-template-columns:1.3fr 1fr}html[lang^="zh"] .field{padding:22px}html[lang^="zh"] .field-top{font-size:9px}}
@media(max-width:720px){html[lang^="zh"] .hero{grid-template-columns:1fr;padding-top:40px;gap:30px}html[lang^="zh"] .hero h1{font-size:36px;line-height:1.5}html[lang^="zh"] .hero-copy{font-size:15px}html[lang^="zh"] .field{min-height:330px}html[lang^="zh"] .field-title{font-size:28px;max-width:100%}html[lang^="zh"] .field-bottom{max-width:90%}html[lang^="zh"] .field-glyph{font-size:100px;top:50px;right:25px}html[lang^="zh"] .section-head h2,html[lang^="zh"] .about h2{font-size:28px}html[lang^="zh"] .case-meta{align-items:start}html[lang^="zh"] .case-hero h1{font-size:32px}}