/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.hidden{display:none}.table{display:table}}:root{--ink:#171714;--paper:#f8f7f3;--paper-alt:#f0efea;--surface:#ebeae5;--muted:#707069;--line:#17171429;--accent:#697064;--gutter:max(5vw, calc((100vw - 1480px) / 2 + 42px))}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Helvetica Neue,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}main{overflow:clip}button,a{color:inherit;font:inherit}button{border-radius:0}a{text-decoration:none}img{max-width:100%}h1,h2,h3,h4,h5{text-wrap:balance}.nav{z-index:20;height:64px;padding:0 var(--gutter);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f8f7f3e6;grid-template-columns:1fr auto 1fr;align-items:center;display:grid;position:sticky;top:0}.monogram{letter-spacing:-.04em;font-size:16px;font-weight:650}.nav nav{letter-spacing:.12em;gap:28px;font-size:10px;display:flex}.nav nav a{color:var(--muted);transition:color .2s}.nav nav a:hover{color:var(--ink)}.contact-link{letter-spacing:.08em;border-bottom:1px solid var(--line);justify-self:end;padding-bottom:3px;font-size:11px}.hero{min-height:calc(92vh - 64px);padding:110px var(--gutter) 58px;background:var(--paper);flex-direction:column;justify-content:space-between;display:flex}.hero-kicker{letter-spacing:.2em;color:var(--muted);font-size:10px}.hero h1{letter-spacing:-.062em;flex-direction:column;align-items:flex-start;max-width:1320px;margin:auto 0;line-height:.94;display:flex}.hero-name{color:var(--ink);font-size:clamp(68px,9.8vw,148px);font-weight:520}.hero-title{color:var(--accent);margin-top:22px;font-size:clamp(42px,6.1vw,90px);font-weight:390}.hero-bottom{border-top:1px solid var(--line);justify-content:space-between;align-items:flex-end;padding-top:70px;display:flex}.hero-bottom p{color:var(--muted);margin:0;font-size:13px;line-height:1.8}.scroll-cue{letter-spacing:.16em;align-items:center;gap:22px;font-size:9px;display:flex}.scroll-cue i{font-size:23px;font-style:normal;font-weight:300}.section{padding:126px var(--gutter)}.dark{background:var(--paper-alt);color:var(--ink)}.section-head{border-bottom:1px solid var(--line);grid-template-columns:.72fr 1.45fr .83fr;align-items:end;gap:4vw;padding-bottom:30px;display:grid}.section-head>div{align-items:baseline;gap:18px;display:flex}.section-head span,.section-head p{letter-spacing:.16em;color:var(--muted);margin:0;font-size:9px}.section-head h2{letter-spacing:-.052em;margin:0;font-size:clamp(42px,5vw,70px);font-weight:470;line-height:1}.section-note{justify-self:end;max-width:310px;line-height:1.7;letter-spacing:0!important;font-size:12px!important}.career{padding-bottom:150px}.career-grid{border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.career-grid article{border-right:1px solid var(--line);flex-direction:column;min-height:360px;padding:34px 28px 42px;display:flex;position:relative}.career-grid article:first-child{border-left:1px solid var(--line)}.career-year{letter-spacing:.13em;color:var(--muted);font-size:9px}.career-index{color:#1717141a;font-size:36px;font-weight:300;position:absolute;top:28px;right:26px}.career-grid h3{letter-spacing:-.045em;margin:auto 0 9px;font-size:clamp(29px,3vw,44px);font-weight:470;line-height:1.05}.career-grid h4{letter-spacing:.04em;color:var(--muted);margin:0 0 22px;font-size:11px;font-weight:500}.career-grid p{color:#575750;max-width:350px;margin:0;font-size:13px;line-height:1.75}.company-heading{border-bottom:1px solid var(--line);grid-template-columns:.72fr 1.45fr .83fr;align-items:end;gap:4vw;padding-bottom:46px;display:grid}.company-meta{letter-spacing:.13em;color:var(--muted);flex-direction:column;gap:9px;font-size:9px;line-height:1.5;display:flex}.company-heading h2{letter-spacing:-.052em;margin:0;font-size:clamp(48px,6vw,86px);font-weight:470;line-height:.98}.company-heading>p{max-width:430px;color:var(--muted);margin:0;font-size:13px;line-height:1.8}.yizhi-role-map{padding:86px 0 110px}.role-map-lead{grid-template-columns:.72fr 1.45fr .83fr;align-items:start;gap:4vw;display:grid}.role-map-label{letter-spacing:.18em;color:var(--muted);padding-top:8px;font-size:9px}.role-map-lead>h3{letter-spacing:-.038em;max-width:12em;margin:0;font-size:clamp(34px,3.9vw,56px);font-weight:460;line-height:1.08}.role-map-lead>p{max-width:450px;color:var(--muted);margin:3px 0 0;font-size:13px;line-height:1.85}.role-scope-facts{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-column:2/-1;grid-template-columns:repeat(3,1fr);margin-top:42px;display:grid}.role-scope-facts>div{border-right:1px solid var(--line);flex-direction:column;justify-content:space-between;gap:18px;min-height:106px;padding:22px 22px 18px;display:flex}.role-scope-facts>div:first-child{border-left:1px solid var(--line)}.role-scope-facts strong{letter-spacing:-.035em;font-size:clamp(22px,2.5vw,34px);font-weight:480;line-height:1}.role-scope-facts span{letter-spacing:.07em;color:var(--muted);font-size:9px}.delivery-system{border-top:1px solid var(--line);margin-top:92px}.delivery-system-head{grid-template-columns:.72fr 1.45fr .83fr;align-items:end;gap:4vw;padding:34px 0 30px;display:grid}.delivery-system-head>span{letter-spacing:.18em;color:var(--muted);font-size:9px}.delivery-system-head h3{letter-spacing:-.043em;margin:0;font-size:clamp(31px,3.7vw,52px);font-weight:470;line-height:1}.delivery-system-head p{color:var(--muted);margin:0;font-size:11px;line-height:1.75}.delivery-chain{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(6,1fr);margin:0;padding:0;list-style:none;display:grid}.delivery-chain li{border-right:1px solid var(--line);flex-direction:column;min-height:154px;padding:19px 16px;display:flex}.delivery-chain li:first-child{border-left:1px solid var(--line)}.delivery-chain b{letter-spacing:.13em;color:#999990;font-size:8px;font-weight:400}.delivery-chain strong{letter-spacing:-.02em;margin-top:auto;font-size:17px;font-weight:480}.delivery-chain span{color:var(--muted);margin-top:8px;font-size:9px;line-height:1.6}.responsibility-ledger{grid-template-columns:repeat(2,1fr);column-gap:46px;margin-top:78px;display:grid}.responsibility-ledger article{border-top:1px solid var(--line);grid-template-columns:.34fr 1fr;align-content:start;column-gap:24px;min-height:225px;padding:24px 0 28px;display:grid}.responsibility-ledger article>span{letter-spacing:.15em;color:var(--muted);grid-row:1/span 3;padding-top:5px;font-size:8px}.responsibility-ledger h4{letter-spacing:-.035em;margin:0 0 16px;font-size:clamp(23px,2.4vw,34px);font-weight:470;line-height:1}.responsibility-ledger p{max-width:560px;color:var(--muted);margin:0;font-size:12px;line-height:1.78}.responsibility-ledger b{border-top:1px solid var(--line);letter-spacing:.03em;color:var(--accent);margin-top:22px;padding-top:14px;font-size:9px;font-weight:500;line-height:1.65}.strategy-showcase{border-top:1px solid var(--line);padding:96px 0 106px}.strategy-head,.bosideng-worlds-head,.strategy-evidence-head{grid-template-columns:.72fr 1.45fr .83fr;align-items:end;gap:4vw;margin-bottom:44px;display:grid}.strategy-head>span,.bosideng-worlds-head span,.bosideng-worlds-head small,.strategy-evidence-head span,.strategy-evidence-head small,.org-system-head>span,.yizhi-work-head>span{letter-spacing:.18em;color:var(--muted);font-size:9px}.strategy-head h3{letter-spacing:-.044em;max-width:11em;margin:0;font-size:clamp(38px,4.45vw,62px);font-weight:470;line-height:1.04}.strategy-head>p,.bosideng-worlds-head>p,.strategy-evidence-head>p{color:var(--muted);margin:0;font-size:12px;line-height:1.8}.strategy-cases{grid-template-columns:repeat(2,1fr);gap:46px;display:grid}.strategy-card,.strategy-card-acid{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:0 0;flex-direction:column;justify-content:space-between;min-height:390px;padding:25px 0 28px;display:flex}.strategy-card-top{letter-spacing:.14em;color:var(--muted);justify-content:space-between;gap:20px;font-size:8px;display:flex}.strategy-client{letter-spacing:.1em;color:var(--muted);margin:0 0 13px;font-size:9px}.strategy-card h4{letter-spacing:-.04em;max-width:620px;margin:0 0 20px;font-size:clamp(28px,3vw,43px);font-weight:470;line-height:1.1}.strategy-card>div>p:last-child{max-width:610px;color:var(--muted);margin:0;font-size:12px;line-height:1.78}.strategy-flow{border-top:1px solid var(--line);border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:8px;padding:18px 0;display:flex}.strategy-flow span{letter-spacing:.07em;font-size:9px}.strategy-flow i{color:#aaa;font-style:normal}.bosideng-worlds{border-top:1px solid var(--line);margin-top:110px;padding-top:62px}.bosideng-worlds-head>div:first-child,.strategy-evidence-head>div:first-child{flex-direction:column;align-self:start;gap:8px;display:flex}.bosideng-worlds-head h4,.strategy-evidence-head h4{letter-spacing:-.038em;max-width:12em;margin:0;font-size:clamp(30px,3.45vw,48px);font-weight:470;line-height:1.08}.bosideng-worlds-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.bosideng-worlds-grid article{min-width:0}.bosideng-world-image{aspect-ratio:3/2;background:var(--surface);overflow:hidden}.bosideng-world-image img{object-fit:cover;width:100%;height:100%;transition:transform .5s;display:block}.bosideng-worlds-grid article:hover img{transform:scale(1.01)}.bosideng-world-copy{border-bottom:1px solid var(--line);min-height:205px;padding:22px 3px 26px}.bosideng-world-copy span{letter-spacing:.12em;color:var(--muted);font-size:8px}.bosideng-world-copy h5{letter-spacing:-.03em;margin:32px 0 11px;font-size:21px;font-weight:480;line-height:1.16}.bosideng-world-copy p{color:var(--muted);margin:0;font-size:11px;line-height:1.72}.strategy-evidence{border-top:1px solid var(--line);margin-top:110px;padding-top:62px}.strategy-evidence-track{scroll-snap-type:x mandatory;overscroll-behavior-inline:contain;scrollbar-width:thin;scrollbar-color:#bdbdb6 transparent;grid-auto-columns:minmax(500px,42vw);grid-auto-flow:column;gap:16px;padding-bottom:14px;display:grid;overflow-x:auto}.strategy-evidence-card{scroll-snap-align:start;background:var(--paper);border-bottom:1px solid var(--line)}.strategy-evidence-image{aspect-ratio:16/9;background:#fff;overflow:hidden}.strategy-evidence-image img{object-fit:contain;width:100%;height:100%;display:block}.strategy-evidence-copy{grid-template-columns:34px 1fr;gap:18px;min-height:160px;padding:21px 6px 24px;display:grid}.strategy-evidence-copy>span{letter-spacing:.13em;color:#999990;padding-top:4px;font-size:8px}.strategy-evidence-copy h5{letter-spacing:-.03em;margin:0 0 9px;font-size:20px;font-weight:480;line-height:1.2}.strategy-evidence-copy p{max-width:520px;color:var(--muted);margin:0;font-size:11px;line-height:1.72}.strategy-disclaimer{letter-spacing:.04em;color:#8d8d85;margin:15px 0 0;font-size:8px;line-height:1.7}.org-system{border-top:1px solid var(--line);margin-top:110px;padding-top:62px}.org-system-head{grid-template-columns:.72fr 2.28fr;align-items:end;gap:4vw;padding-bottom:34px;display:grid}.org-system-head h3{letter-spacing:-.042em;margin:0;font-size:clamp(34px,4vw,56px);font-weight:470;line-height:1.06}.org-system-head p{letter-spacing:.1em;color:var(--muted);margin:14px 0 0;font-size:9px}.org-grid{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.org-grid article{border-right:1px solid var(--line);min-height:220px;padding:24px 26px 26px 0}.org-grid article+article{padding-left:26px}.org-grid article:last-child{border-right:0}.org-grid b{letter-spacing:.13em;color:#999990;font-size:8px;font-weight:400}.org-grid h4{letter-spacing:-.025em;margin:62px 0 11px;font-size:21px;font-weight:480}.org-grid p{color:var(--muted);margin:0;font-size:11px;line-height:1.72}.method-proof{grid-template-columns:.88fr 1.25fr;gap:clamp(42px,6vw,86px);margin-top:70px;display:grid}.method-proof figure{margin:0}.method-proof figure img{aspect-ratio:1041/723;object-fit:contain;background:#fff;width:100%;display:block}.method-proof figcaption{letter-spacing:.09em;color:var(--muted);margin-top:12px;font-size:8px}.method-proof-copy>span{letter-spacing:.17em;color:var(--muted);font-size:8px}.method-proof-copy h4{letter-spacing:-.042em;max-width:700px;margin:24px 0 16px;font-size:clamp(31px,3.7vw,52px);font-weight:470;line-height:1.06}.method-proof-copy>p{max-width:670px;color:var(--muted);margin:0;font-size:12px;line-height:1.8}.method-proof-copy ol{border-top:1px solid var(--line);margin:36px 0 0;padding:0;list-style:none}.method-proof-copy li{border-bottom:1px solid var(--line);grid-template-columns:34px 1fr;gap:18px;padding:19px 0;display:grid}.method-proof-copy li>b{letter-spacing:.13em;color:#999990;padding-top:4px;font-size:8px;font-weight:400}.method-proof-copy li strong{letter-spacing:-.02em;font-size:18px;font-weight:480}.method-proof-copy li p{color:var(--muted);margin:7px 0 0;font-size:10px;line-height:1.7}.yizhi-work-head{border-top:1px solid var(--line);border-bottom:1px solid var(--line);justify-content:space-between;align-items:end;margin-top:10px;padding:30px 0 22px;display:flex}.yizhi-work-head p{color:var(--muted);margin:0;font-size:10px}.portrait-grid{grid-template-columns:repeat(3,1fr);gap:14px;padding-top:20px;display:grid}.portrait-card{cursor:pointer;text-align:left;background:#ddd;border:0;min-height:560px;padding:0;position:relative;overflow:hidden}.portrait-card img{object-fit:cover;width:100%;height:100%;transition:transform .6s;position:absolute;inset:0}.portrait-card:hover img{transform:scale(1.02)}.portrait-card:after{content:"";background:linear-gradient(#0000,#000000b8);position:absolute;inset:55% 0 0}.portrait-overlay{z-index:2;color:#fff;flex-direction:column;gap:7px;display:flex;position:absolute;inset:auto 24px 25px}.portrait-title{letter-spacing:-.035em;font-size:27px}.portrait-meta{letter-spacing:.08em;opacity:.72;font-size:9px;line-height:1.5}.mini-play,.play,.library-play{color:var(--ink);background:#f8f7f3f0;border-radius:50%;place-items:center;display:grid;box-shadow:0 4px 18px #0000001a}.mini-play{z-index:3;width:40px;height:40px;font-size:9px;position:absolute;top:20px;right:20px}.yizhi-library-head{border-top:1px solid var(--line);border-bottom:1px solid var(--line);justify-content:space-between;align-items:end;gap:36px;margin-top:92px;padding:30px 0 22px;display:flex}.yizhi-library-head>div{align-items:baseline;gap:30px;display:flex}.yizhi-library-head span{letter-spacing:.18em;color:var(--muted);font-size:9px}.yizhi-library-head h3{letter-spacing:-.045em;margin:0;font-size:clamp(30px,3.8vw,52px);font-weight:470;line-height:1}.yizhi-library-head p{max-width:350px;color:var(--muted);margin:0;font-size:10px;line-height:1.7}.yizhi-video-library{scroll-snap-type:x mandatory;overscroll-behavior-inline:contain;scrollbar-width:thin;scrollbar-color:#bdbdb6 transparent;grid-template-rows:1fr;grid-auto-columns:minmax(220px,20vw);grid-auto-flow:column;gap:14px;padding:24px 0 18px;display:grid;overflow:auto hidden}.yizhi-video-tile{text-align:left;cursor:pointer;scroll-snap-align:start;border:0;border-bottom:1px solid var(--line);background:0 0;width:100%;padding:0 0 18px}.yizhi-video-thumb{aspect-ratio:9/16;background:#ddd;display:block;position:relative;overflow:hidden}.yizhi-video-thumb img{object-fit:cover;width:100%;height:100%;transition:transform .55s,filter .3s;display:block}.yizhi-video-tile:hover img{filter:brightness(.9);transform:scale(1.015)}.yizhi-video-info{flex-direction:column;gap:7px;padding-top:14px;display:flex}.yizhi-video-info small{letter-spacing:.1em;color:var(--muted);font-size:8px;line-height:1.55}.yizhi-video-info strong{letter-spacing:-.022em;font-size:18px;font-weight:480;line-height:1.25}.yizhi-video-info>span{color:var(--muted);font-size:9px;line-height:1.55}.zeekr{padding-top:138px}.zeekr-scope{border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin:48px 0 104px;display:grid}.zeekr-scope>div{border-right:1px solid var(--line);min-height:210px;padding:14px 26px 28px}.zeekr-scope>div:first-child{border-left:1px solid var(--line)}.zeekr-scope span{letter-spacing:.18em;color:var(--muted);font-size:8px}.zeekr-scope h3{letter-spacing:-.03em;margin:58px 0 11px;font-size:26px;font-weight:480}.zeekr-scope p{max-width:350px;color:var(--muted);margin:0;font-size:12px;line-height:1.7}.spring-case{background:var(--paper-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:.55fr 1.2fr 1fr;column-gap:4vw;padding:48px;display:grid}.spring-label{letter-spacing:.14em;color:var(--muted);flex-direction:column;gap:9px;font-size:9px;display:flex}.spring-title p{letter-spacing:.09em;color:var(--muted);margin:0 0 11px;font-size:9px}.spring-title h3{letter-spacing:-.055em;margin:0;font-size:clamp(40px,4.8vw,68px);font-weight:470;line-height:.98}.spring-story>p{color:#55564f;margin:0 0 26px;font-size:13px;line-height:1.8}.spring-role{border-top:1px solid var(--line);padding-top:22px}.spring-role b{letter-spacing:.1em;color:var(--ink);margin-bottom:5px;font-size:9px;display:inline-block}.metrics{border-top:1px solid var(--line);grid-column:1/-1;grid-template-columns:repeat(4,1fr);margin-top:52px;display:grid}.metrics div{border-right:1px solid var(--line);flex-direction:column;padding:24px 22px 4px;display:flex}.metrics div:first-child{border-left:1px solid var(--line)}.metrics strong{letter-spacing:-.045em;font-size:clamp(32px,3.8vw,54px);font-weight:470}.metrics span{letter-spacing:.07em;color:var(--muted);margin-top:7px;font-size:9px}.data-note{grid-column:1/-1;color:var(--muted)!important;margin:20px 0 0!important;font-size:8px!important}.section-subhead{border-bottom:1px solid var(--line);grid-template-columns:.65fr 1.35fr;align-items:end;gap:30px;margin-top:116px;padding-bottom:23px;display:grid}.section-subhead span{letter-spacing:.17em;color:var(--muted);font-size:9px}.section-subhead h3{letter-spacing:-.052em;margin:0;font-size:clamp(39px,4.7vw,64px);font-weight:470;line-height:1}.section-subhead>p{color:var(--muted);grid-column:2;margin:-8px 0 0;font-size:11px}.work-list{flex-direction:column;display:flex}.work-card{border-bottom:1px solid var(--line);grid-template-columns:1.58fr 1fr;align-items:center;gap:6vw;padding:68px 0;display:grid}.work-card:nth-child(2n) .work-media{order:2}.work-card:nth-child(2n) .work-copy{order:1}.work-media{cursor:pointer;aspect-ratio:16/9;text-align:left;background:#ddd;border:0;padding:0;position:relative;overflow:hidden}.work-media img{object-fit:cover;width:100%;height:100%;transition:transform .55s,filter .3s;display:block}.work-media:hover img{filter:brightness(.9);transform:scale(1.015)}.play{width:54px;height:54px;font-size:12px;position:absolute;bottom:24px;left:24px}.index{color:#fff;letter-spacing:.14em;font-size:9px;position:absolute;top:16px;right:17px}.work-copy .eyebrow{letter-spacing:.15em;color:var(--muted);text-transform:uppercase;font-size:9px}.work-copy h3{letter-spacing:-.052em;margin:19px 0;font-size:clamp(32px,3.8vw,54px);font-weight:470;line-height:1.03}.work-copy>p{max-width:490px;color:var(--muted);margin:0;font-size:13px;line-height:1.82}.role{border-top:1px solid var(--line);letter-spacing:.06em;color:#55564f;margin-top:23px;padding-top:18px;font-size:10px;line-height:1.7}.text-button{border:0;border-bottom:1px solid var(--line);cursor:pointer;background:0 0;margin-top:30px;padding:0 0 5px;font-size:11px}.text-button span{margin-left:25px}.archive-head{grid-template-columns:.65fr 1.35fr 1fr}.archive-head>p{grid-column:auto;justify-self:end;margin:0}.archive-grid{grid-template-columns:1fr 1fr;gap:46px 18px;padding-top:50px;display:grid}.archive-card{border-bottom:1px solid var(--line);padding-bottom:24px}.archive-image{aspect-ratio:16/9;background:#ddd;overflow:hidden}.archive-image img{object-fit:cover;width:100%;height:100%;transition:transform .55s;display:block}.archive-card:hover img{transform:scale(1.012)}.archive-copy{grid-template-columns:.44fr 1fr;gap:9px 22px;padding-top:18px;display:grid}.archive-copy span{letter-spacing:.14em;color:var(--muted);font-size:8px}.archive-copy h4{letter-spacing:-.03em;margin:0;font-size:23px;font-weight:480}.archive-copy p{color:var(--muted);grid-column:2;margin:0;font-size:11px}.archive-ledger{border-top:1px solid var(--line);grid-template-columns:.44fr 1.56fr;gap:30px;margin-top:58px;padding-top:22px;display:grid}.archive-ledger>p{letter-spacing:.1em;margin:0;font-size:10px}.archive-ledger>div{flex-wrap:wrap;gap:8px 20px;display:flex}.archive-ledger span{color:var(--muted);border:0;padding:0;font-size:10px}.archive-ledger span:not(:last-child):after{content:"·";color:#bbb;margin-left:20px}.ruhnn{padding-top:138px}.ruhnn-summary{border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin-top:48px;display:grid}.ruhnn-summary>div{border-right:1px solid var(--line);grid-template-columns:30px 1fr;align-content:center;gap:9px 14px;min-height:142px;padding:22px 24px;display:grid}.ruhnn-summary>div:first-child{border-left:1px solid var(--line)}.ruhnn-summary b{letter-spacing:.13em;color:#999990;font-size:8px;font-weight:400}.ruhnn-summary span{letter-spacing:-.02em;font-size:17px}.ruhnn-summary p{color:var(--muted);grid-column:2;margin:0;font-size:10px;line-height:1.65}.ruhnn-subhead{border-bottom:1px solid var(--line);grid-template-columns:.65fr 1.35fr 1fr;align-items:end;gap:30px;margin-top:88px;padding-bottom:24px;display:grid}.ruhnn-subhead>span{letter-spacing:.17em;color:var(--muted);font-size:9px}.ruhnn-subhead h3{letter-spacing:-.052em;margin:0;font-size:clamp(39px,4.7vw,64px);font-weight:470;line-height:1}.ruhnn-subhead p{color:var(--muted);margin:0;font-size:11px;line-height:1.7}.ruhnn-video-library{scroll-snap-type:x mandatory;overscroll-behavior-inline:contain;scrollbar-width:thin;scrollbar-color:#bdbdb6 transparent;grid-auto-columns:minmax(290px,30vw);grid-auto-flow:column;gap:14px;padding:32px 0 16px;display:grid;overflow-x:auto}.ruhnn-video-tile{text-align:left;cursor:pointer;scroll-snap-align:start;border:0;border-bottom:1px solid var(--line);background:0 0;width:100%;padding:0 0 16px}.ruhnn-video-thumb{aspect-ratio:16/9;background:#ddd;display:block;position:relative;overflow:hidden}.ruhnn-video-thumb img{object-fit:cover;width:100%;height:100%;transition:transform .55s,filter .3s;display:block}.ruhnn-video-tile:hover img{filter:brightness(.9);transform:scale(1.015)}.library-play{width:38px;height:38px;font-size:8px;position:absolute;bottom:15px;left:15px}.library-index{color:#fff;letter-spacing:.14em;font-size:8px;position:absolute;top:13px;right:14px}.ruhnn-video-info{flex-direction:column;gap:7px;padding-top:14px;display:flex}.ruhnn-video-info small{letter-spacing:.11em;color:var(--muted);font-size:8px}.ruhnn-video-info strong{letter-spacing:-.022em;font-size:18px;font-weight:480}.ruhnn-archive{border-top:1px solid var(--line);margin-top:50px;padding-top:26px}.ruhnn-archive-title{grid-template-columns:.65fr 2.35fr;align-items:baseline;display:grid}.ruhnn-archive-title span{letter-spacing:.17em;color:var(--muted);font-size:8px}.ruhnn-archive-title h3{letter-spacing:-.025em;margin:0;font-size:24px;font-weight:480}.ruhnn-archive-grid{border-bottom:1px solid var(--line);grid-template-columns:repeat(4,1fr);margin-top:32px;display:grid}.ruhnn-archive-grid article{border-right:1px solid var(--line);min-height:190px;padding:19px 21px}.ruhnn-archive-grid article:first-child{border-left:1px solid var(--line)}.ruhnn-archive-grid span{letter-spacing:.13em;color:#999990;font-size:8px}.ruhnn-archive-grid h4{margin:65px 0 11px;font-size:18px;font-weight:480}.ruhnn-archive-grid p{color:var(--muted);margin:0;font-size:10px;line-height:1.7}.about{grid-template-columns:1.2fr 1fr;gap:10vw;padding-top:140px;padding-bottom:140px;display:grid}.about-title>span{letter-spacing:.17em;color:var(--muted);font-size:9px}.about-title h2{letter-spacing:-.055em;margin:30px 0 0;font-size:clamp(40px,5.3vw,74px);font-weight:470;line-height:1.04}.about-copy{padding-top:40px}.about-copy>p{color:#52534c;margin:0 0 22px;font-size:16px;line-height:1.88}.capabilities{flex-wrap:wrap;gap:8px 20px;margin-top:46px;display:flex}.capabilities span{color:var(--muted);border:0;padding:0;font-size:10px}.capabilities span:not(:last-child):after{content:"/";color:#bbb;margin-left:20px}footer{padding:86px var(--gutter) 30px;background:var(--ink);color:#f5f4ef}footer>p{letter-spacing:.1em;color:#fff9;margin:0;font-size:11px}footer>a{letter-spacing:-.055em;border-bottom:1px solid #ffffff73;margin:24px 0 78px;font-size:clamp(32px,5.8vw,82px);font-weight:470;display:inline-block}.footer-bottom{letter-spacing:.13em;color:#ffffff94;border-top:1px solid #fff3;justify-content:space-between;padding-top:19px;font-size:9px;display:flex}.modal{z-index:50;place-items:center;padding:3vw;display:grid;position:fixed;inset:0}.modal-backdrop{cursor:zoom-out;background:#080807e0;border:0;position:absolute;inset:0}.modal-panel{z-index:2;color:#fff;background:#111;width:min(1080px,92vw);position:relative;box-shadow:0 24px 80px #00000059}.modal-panel.portrait{width:min(420px,84vw)}.modal-panel video{background:#000;width:100%;max-height:72vh;display:block}.modal-close{z-index:3;color:#fff;cursor:pointer;background:0 0;border:0;font-size:34px;font-weight:200;position:absolute;top:-42px;right:-4px}.modal-caption{padding:18px 22px 22px}.modal-caption span,.modal-caption p{letter-spacing:.1em;color:#ffffff8c;margin:0;font-size:9px}.modal-caption h3{letter-spacing:-.03em;margin:7px 0 9px;font-size:23px;font-weight:480}@media (max-width:980px){.company-heading,.role-map-lead,.delivery-system-head,.strategy-head,.bosideng-worlds-head,.strategy-evidence-head{grid-template-columns:.72fr 1.28fr}.company-heading>p,.role-map-lead>p,.delivery-system-head p,.strategy-head>p,.bosideng-worlds-head>p,.strategy-evidence-head>p,.role-scope-facts{grid-column:2}.delivery-chain{grid-template-columns:repeat(3,1fr)}.delivery-chain li:nth-child(-n+3){border-bottom:1px solid var(--line)}.bosideng-worlds-grid{scroll-snap-type:x mandatory;grid-template-columns:none;grid-auto-columns:minmax(360px,62vw);grid-auto-flow:column;overflow-x:auto}.bosideng-worlds-grid article{scroll-snap-align:start}.spring-case{grid-template-columns:.48fr 1.52fr}.spring-story{grid-column:2;padding-top:32px}}@media (max-width:820px){:root{--gutter:5vw}.nav{grid-template-columns:1fr 1fr}.nav nav{display:none}.hero{min-height:760px;padding-top:90px}.hero-name{font-size:21vw}.hero-title{margin-top:16px;font-size:11.5vw;line-height:1.02}.hero-bottom{flex-direction:column;align-items:flex-start;gap:28px}.section{padding-top:84px;padding-bottom:84px}.section-head,.company-heading,.role-map-lead,.delivery-system-head,.strategy-head,.bosideng-worlds-head,.strategy-evidence-head{grid-template-columns:1fr;gap:20px}.section-note,.company-heading>p,.role-map-lead>p,.delivery-system-head p,.strategy-head>p,.bosideng-worlds-head>p,.strategy-evidence-head>p,.role-scope-facts{grid-column:auto;justify-self:start}.career-grid{grid-template-columns:1fr}.career-grid article,.career-grid article:first-child{border-left:1px solid var(--line);border-bottom:1px solid var(--line);min-height:270px}.company-heading h2{font-size:15.5vw}.yizhi-role-map{padding-top:66px}.role-scope-facts{grid-template-columns:1fr;margin-top:18px}.role-scope-facts>div{border-left:1px solid var(--line);min-height:88px}.delivery-chain{grid-template-columns:1fr 1fr}.delivery-chain li{border-bottom:1px solid var(--line);min-height:135px}.responsibility-ledger,.strategy-cases,.org-grid,.method-proof,.portrait-grid,.zeekr-scope,.archive-grid,.about{grid-template-columns:1fr}.responsibility-ledger article{grid-template-columns:1fr;min-height:auto}.responsibility-ledger article>span{grid-row:auto;margin-bottom:34px}.strategy-showcase{padding-top:70px}.strategy-card{min-height:420px}.bosideng-worlds,.strategy-evidence,.org-system{margin-top:78px;padding-top:46px}.bosideng-worlds-grid{grid-auto-columns:80vw}.strategy-evidence-track{grid-auto-columns:78vw}.org-system-head{grid-template-columns:1fr;gap:18px}.org-grid article,.org-grid article+article{border-right:0;border-bottom:1px solid var(--line);min-height:175px;padding:22px 0}.org-grid h4{margin-top:38px}.method-proof{gap:38px}.method-proof figure img{aspect-ratio:1041/723}.yizhi-work-head{flex-direction:column;align-items:flex-start;gap:10px}.portrait-card{min-height:540px}.yizhi-library-head{flex-direction:column;align-items:flex-start;gap:14px}.yizhi-library-head>div{flex-direction:column;align-items:flex-start;gap:12px}.yizhi-video-library{grid-auto-columns:62vw}.zeekr-scope>div,.zeekr-scope>div:first-child{border-left:1px solid var(--line);border-bottom:1px solid var(--line);min-height:150px}.zeekr-scope h3{margin-top:25px}.spring-case{grid-template-columns:1fr;padding:30px 23px}.spring-title,.spring-story{grid-column:auto;padding-top:34px}.metrics{grid-template-columns:repeat(2,1fr)}.section-subhead,.archive-head,.ruhnn-subhead{grid-template-columns:1fr;gap:16px}.section-subhead>p,.archive-head>p{grid-column:auto;justify-self:start;margin:0}.work-card{grid-template-columns:1fr;gap:30px;padding:48px 0}.work-card:nth-child(2n) .work-media,.work-card:nth-child(2n) .work-copy{order:initial}.archive-copy{grid-template-columns:1fr}.archive-copy p{grid-column:auto}.archive-ledger,.ruhnn-summary{grid-template-columns:1fr}.ruhnn-summary>div,.ruhnn-summary>div:first-child{border-left:1px solid var(--line);border-bottom:1px solid var(--line);min-height:105px}.ruhnn-video-library{grid-auto-columns:78vw}.ruhnn-archive-title{grid-template-columns:1fr;gap:12px}.ruhnn-archive-grid{grid-template-columns:1fr 1fr}.ruhnn-archive-grid article:nth-child(odd){border-left:1px solid var(--line)}.about{gap:34px}footer>a{font-size:8vw}.footer-bottom{flex-direction:column;gap:10px}}@media (max-width:520px){.hero{min-height:680px}.delivery-chain{grid-template-columns:1fr}.bosideng-worlds-grid,.strategy-evidence-track{grid-auto-columns:88vw}.bosideng-world-image{aspect-ratio:3/2}.strategy-evidence-copy{grid-template-columns:1fr;min-height:185px}.ruhnn-archive-grid{grid-template-columns:1fr}.ruhnn-archive-grid article{border-left:1px solid var(--line)}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}