:root{--blue:#110aff;--yellow:#f7ff09;--ink:#121217;--paper:#f6f7f9;--mx:0;--my:0;font-family:"Microsoft YaHei","微软雅黑","PingFang SC",Arial,sans-serif;color:var(--ink);background:var(--blue)}*{box-sizing:border-box}html,body{margin:0;min-width:320px}button,a{font:inherit}button{color:inherit}.hero{position:relative;isolation:isolate;min-height:100dvh;overflow:hidden;background:linear-gradient(100deg,var(--paper) 0%,#edf0ff 35%,#403aff 81%,var(--blue) 100%)}.portrait{position:absolute;z-index:-3;inset:-5% -2% -5% 27%;margin:0;transform:translate3d(calc(var(--mx)*-9px),calc(var(--my)*-6px),0) scale(1.045);transition:transform .35s cubic-bezier(.16,1,.3,1)}.portrait img{width:100%;height:100%;object-fit:cover;object-position:58% 43%;filter:contrast(1.02) saturate(.96);opacity:1}.wash{position:absolute;z-index:-2;inset:0;background:linear-gradient(90deg,var(--paper) 0 26%,rgba(246,247,249,.78) 37%,rgba(246,247,249,.16) 54%,rgba(17,10,255,.03) 72%,rgba(17,10,255,.16) 100%)}.grain{position:fixed;z-index:5;inset:0;pointer-events:none;opacity:.045;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E")}.topbar{position:absolute;z-index:3;left:clamp(24px,6vw,96px);right:clamp(24px,4vw,70px);top:30px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(18,18,23,.25);padding-bottom:17px;font-size:12px;letter-spacing:.08em}.wordmark{font-weight:700;color:var(--ink);text-decoration:none}.contact{color:#151520;text-decoration:none}.identity{position:absolute;z-index:2;left:clamp(24px,6vw,96px);top:50%;transform:translateY(-47%);max-width:58vw}.name-cn{font-size:clamp(34px,4.4vw,74px);font-weight:800;letter-spacing:-.07em;margin:0 0 10px;animation:rise .9s .1s both cubic-bezier(.16,1,.3,1)}h1{margin:0;color:rgba(20,24,66,.82);font-family:Arial,sans-serif;font-size:clamp(72px,11.1vw,184px);font-weight:800;letter-spacing:-.075em;line-height:.78;mix-blend-mode:multiply;text-shadow:0 1px 0 rgba(255,255,255,.16);transform:translate3d(calc(var(--mx)*7px),calc(var(--my)*4px),0);transition:transform .45s cubic-bezier(.16,1,.3,1);animation:rise 1.1s .18s both cubic-bezier(.16,1,.3,1)}h1 span{display:block}.role-block{margin-top:32px;animation:rise .9s .3s both cubic-bezier(.16,1,.3,1)}.role{margin:0;color:var(--blue);font-size:clamp(18px,1.65vw,28px);font-weight:700}.focus{display:flex;align-items:center;gap:12px;margin:9px 0 0;font-size:clamp(12px,1.05vw,17px);font-weight:600}.focus span{display:block;width:20px;height:1px;background:currentColor}.profiles{position:absolute;z-index:3;right:clamp(24px,4vw,70px);top:50%;transform:translateY(-49%);width:min(18vw,250px);display:grid;gap:24px}.profile{position:relative;border:0;background:none;padding:0 0 12px;cursor:pointer;text-align:left;color:rgba(255,255,255,.82);transition:color .25s,transform .25s}.profile .label{font-size:clamp(13px,1.15vw,19px);font-weight:600}.profile i{position:absolute;left:0;bottom:0;width:100%;height:1px;background:rgba(255,255,255,.5);overflow:hidden}.profile i::after{content:"";position:absolute;inset:0;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .45s cubic-bezier(.16,1,.3,1)}.profile:hover,.profile:focus-visible,.profile.active{color:#fff;transform:translateX(-8px)}.profile.active i::after{transform:scaleX(1)}.profile-copy{position:absolute;z-index:3;right:clamp(24px,4vw,70px);bottom:108px;width:min(25vw,340px);color:white}.profile-copy p{font-size:15px;font-weight:700;margin:0 0 8px}.profile-copy span{display:block;font-size:11px;line-height:1.8;color:rgba(255,255,255,.8)}.bottom-nav{position:absolute;z-index:3;left:clamp(24px,2.2vw,40px);right:clamp(24px,2.2vw,40px);bottom:18px;display:grid;grid-template-columns:150px 1fr 90px;align-items:center;gap:24px;color:rgba(255,255,255,.86);font:600 9px/1 Arial,sans-serif;letter-spacing:.13em}.bottom-nav>span{color:#575a6d}.bottom-nav>a{color:inherit;text-decoration:none;text-align:right}.nav-track{display:flex;justify-content:center;gap:clamp(15px,3vw,50px)}.nav-track button{border:0;background:none;color:rgba(255,255,255,.78);font:inherit;letter-spacing:inherit;cursor:pointer;padding:8px 0;transition:color .2s}.nav-track button:hover,.nav-track button:focus-visible{color:var(--yellow)}@keyframes rise{from{opacity:0;transform:translateY(32px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:820px){.hero{background:linear-gradient(180deg,#eef0ff 0%,var(--blue) 74%)}.portrait{inset:11% -25% 13% -5%;opacity:.82}.wash{background:linear-gradient(180deg,rgba(246,247,249,.95) 0%,rgba(17,10,255,.25) 44%,rgba(17,10,255,.9) 84%)}.topbar{top:22px}.contact{display:none}.identity{top:28%;transform:none}.name-cn{font-size:42px}h1{font-size:23vw;line-height:.8}.role-block{margin-top:24px}.role{color:#fff}.focus{color:#fff;flex-wrap:wrap}.profiles{left:24px;right:24px;top:auto;bottom:115px;width:auto;grid-template-columns:1fr 1fr;gap:15px 22px;transform:none}.profile-copy{display:none}.bottom-nav{grid-template-columns:1fr 70px;bottom:20px}.bottom-nav>span{color:rgba(255,255,255,.7)}.nav-track{display:none}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.portrait,h1{transform:none!important}}
@media(min-width:821px){
  .identity{top:47%}
  .role{font-size:clamp(25px,2.15vw,36px);font-weight:800;letter-spacing:-.02em}
  .focus{font-size:clamp(17px,1.35vw,23px);font-weight:700;gap:15px;margin-top:12px}
  .focus span{width:28px}
  .summary{max-width:590px;margin:20px 0 0;font-size:clamp(12px,.92vw,15px);line-height:1.75;color:#171a2b;font-weight:600;text-shadow:0 2px 8px rgba(0,0,0,.32),0 1px 1px rgba(255,255,255,.4)}
  .details{display:flex;align-items:stretch;gap:0;width:max-content;max-width:760px;margin-top:20px;background:linear-gradient(90deg,rgba(255,255,255,.9),rgba(232,235,255,.84));border:1px solid rgba(17,10,255,.2);box-shadow:0 12px 30px rgba(17,10,255,.1);overflow:hidden;backdrop-filter:blur(12px)}
  .contact-action{position:relative;display:flex;align-items:center;max-width:88px;min-height:42px;overflow:hidden;border:0;border-right:1px solid rgba(17,10,255,.16);border-radius:0;background:transparent;padding:0 15px;color:#222641;text-decoration:none;white-space:nowrap;cursor:pointer;transition:max-width .55s cubic-bezier(.16,1,.3,1),background-color .3s,color .3s,transform .25s}
  .contact-action:last-child{border-right:0}
  .contact-action::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .4s cubic-bezier(.16,1,.3,1)}
  .contact-action:hover,.contact-action:focus-visible,.contact-action.expanded{max-width:430px;background:var(--blue);outline:none}
  .contact-action:hover::after,.contact-action:focus-visible::after,.contact-action.expanded::after{transform:scaleX(1)}
  .contact-label{flex:none;font:800 10px/1 Arial,"Microsoft YaHei",sans-serif;letter-spacing:.08em;color:var(--blue);transition:color .3s}
  .contact-value{max-width:0;overflow:hidden;opacity:0;margin-left:0;font-size:11px;font-weight:600;color:#272b46;transition:max-width .55s cubic-bezier(.16,1,.3,1),opacity .25s,margin-left .4s,color .3s}
  .contact-action:hover .contact-label,.contact-action:focus-visible .contact-label,.contact-action.expanded .contact-label,.contact-action:hover .contact-value,.contact-action:focus-visible .contact-value,.contact-action.expanded .contact-value{color:#fff}
  .contact-action:hover .contact-value,.contact-action:focus-visible .contact-value,.contact-action.expanded .contact-value{max-width:350px;opacity:1;margin-left:13px}
  h1{color:transparent;background:linear-gradient(90deg,#141629 0%,#141629 55%,rgba(255,255,255,.98) 73%,#fff 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-stroke:0;mix-blend-mode:normal;text-shadow:none;filter:drop-shadow(0 5px 12px rgba(7,8,69,.35))}
  .profiles{width:min(23vw,340px);gap:34px;padding:34px 0 34px 42px;background:linear-gradient(90deg,rgba(10,6,118,0),rgba(10,6,118,.42) 34%,rgba(10,6,118,.58));box-shadow:90px 0 0 rgba(10,6,118,.58)}
  .profile{padding-bottom:16px;text-shadow:0 2px 14px rgba(3,2,64,.72)}
  .profile .label{font-size:clamp(20px,1.75vw,29px);font-weight:700;letter-spacing:.005em}
  .profile-copy{width:min(29vw,420px);bottom:102px;padding-left:42px;text-shadow:0 2px 12px rgba(3,2,64,.7)}
  .profile-copy p{font-size:20px}
  .profile-copy span{font-size:14px;line-height:1.75}
}
@media(max-width:820px){
  .summary{max-width:88vw;margin:14px 0 0;color:#fff;font-size:11px;line-height:1.65;font-weight:600;text-shadow:0 2px 8px rgba(0,0,0,.55)}
  .details{display:flex;flex-wrap:wrap;gap:7px;max-width:90vw;margin-top:12px}
  .contact-action{display:flex;align-items:center;max-width:76px;min-height:30px;overflow:hidden;border:1px solid rgba(255,255,255,.5);border-radius:3px;background:rgba(17,10,255,.28);padding:0 10px;color:#fff;text-decoration:none;white-space:nowrap}
  .contact-label{font-size:9px;font-weight:700}
  .contact-value{max-width:0;overflow:hidden;opacity:0;font-size:9px;transition:max-width .4s,opacity .25s,margin-left .35s}
  .contact-action:focus-visible,.contact-action.expanded{max-width:88vw;background:rgba(17,10,255,.82)}
  .contact-action:focus-visible .contact-value,.contact-action.expanded .contact-value{max-width:75vw;opacity:1;margin-left:8px}
}

html{scroll-behavior:smooth}body{background:var(--paper)}
.page-section{position:relative;min-height:100dvh;overflow:hidden}.section-shell{width:min(1380px,88vw);min-height:100dvh;margin:0 auto;padding:clamp(76px,9vw,138px) 0;display:flex;flex-direction:column;justify-content:center}.section-heading{max-width:720px}.section-heading h2,.about-main h2{margin:0;color:var(--ink);font-size:clamp(48px,6.7vw,108px);line-height:.95;letter-spacing:-.065em}.section-heading p{max-width:650px;margin:25px 0 0;color:#555b72;font-size:clamp(14px,1.2vw,18px);line-height:1.8}.achievements{background:linear-gradient(135deg,#f6f7f9 0%,#eef0ff 66%,#e6e8ff 100%)}.achievements::after{content:"62.6";position:absolute;right:-.03em;top:.02em;color:rgba(17,10,255,.045);font:800 clamp(180px,34vw,560px)/1 Arial,sans-serif;letter-spacing:-.09em;pointer-events:none}.metric-stage{position:relative;z-index:1;display:grid;grid-template-columns:1.7fr .82fr 1fr;grid-template-areas:"primary events mql" "primary media leads";gap:0;margin-top:clamp(56px,7vw,104px);border-top:1px solid rgba(18,18,23,.18)}.metric{position:relative;padding:clamp(26px,3.4vw,52px);border-right:1px solid rgba(18,18,23,.16);border-bottom:1px solid rgba(18,18,23,.16);outline:none;transition:background-color .35s,color .35s,transform .35s cubic-bezier(.16,1,.3,1)}.metric-primary{grid-area:primary;padding-left:0}.metric-events{grid-area:events}.metric-mql{grid-area:mql;border-right:0}.metric-media{grid-area:media}.metric-leads{grid-area:leads;border-right:0}.metric strong{display:flex;align-items:flex-start;color:var(--blue);font:800 clamp(48px,6.8vw,114px)/.88 Arial,sans-serif;letter-spacing:-.075em}.metric-primary strong{font-size:clamp(82px,11vw,180px)}.metric small{margin:5px 0 0 7px;font-size:.25em;letter-spacing:0}.metric h3{margin:20px 0 0;font-size:clamp(16px,1.25vw,21px)}.metric p{max-width:340px;margin:11px 0 0;color:#65697c;font-size:12px;line-height:1.75;opacity:0;transform:translateY(10px);transition:opacity .35s,transform .35s,color .35s}.metric:hover,.metric:focus-visible{z-index:2;background:var(--blue);color:#fff;transform:translateY(-8px)}.metric:hover strong,.metric:focus-visible strong{color:var(--yellow)}.metric:hover p,.metric:focus-visible p{color:rgba(255,255,255,.82);opacity:1;transform:none}.about{background:linear-gradient(120deg,#e9ebf3 0%,#f7f8fa 48%,#e9ebff 100%)}.about::before{content:"";position:absolute;width:38vw;height:38vw;right:-13vw;bottom:-18vw;border-radius:50%;background:var(--blue);opacity:.93}.about-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(340px,.72fr);gap:clamp(70px,10vw,180px);align-items:center}.about-main{max-width:820px}.about-lead{margin:42px 0 0;color:var(--blue);font-size:clamp(25px,3vw,47px);font-weight:800;line-height:1.35;letter-spacing:-.035em}.about-copy{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:34px;color:#555b6c;font-size:14px;line-height:1.9}.about-copy p{margin:0}.about blockquote{margin:clamp(55px,7vw,100px) 0 0;padding:0;color:var(--ink);font-size:clamp(32px,4.3vw,70px);font-weight:800;line-height:1.18;letter-spacing:-.055em}.about blockquote::first-line{color:var(--blue)}.career-index{position:relative;z-index:1;margin:0}.career-index>div{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:27px 0;border-bottom:1px solid rgba(18,18,23,.22)}.career-index>div:first-child{border-top:1px solid rgba(18,18,23,.22)}.career-index dt{color:var(--blue);font-size:13px;font-weight:800}.career-index dd{margin:0}.career-index strong,.career-index span{display:block}.career-index strong{font-size:clamp(17px,1.35vw,22px)}.career-index span{margin-top:8px;color:#626679;font-size:12px;line-height:1.7}.reveal-item{opacity:0;transform:translateY(30px);transition:opacity .75s cubic-bezier(.16,1,.3,1),transform .75s cubic-bezier(.16,1,.3,1)}.reveal-item.is-visible{opacity:1;transform:none}.metric-stage .reveal-item:nth-child(2){transition-delay:.06s}.metric-stage .reveal-item:nth-child(3){transition-delay:.12s}.metric-stage .reveal-item:nth-child(4){transition-delay:.18s}.metric-stage .reveal-item:nth-child(5){transition-delay:.24s}
@media(max-width:820px){.section-shell{width:auto;min-height:auto;padding:80px 22px}.page-section{min-height:auto}.section-heading h2,.about-main h2{font-size:52px}.metric-stage{grid-template-columns:1fr 1fr;grid-template-areas:"primary primary" "events mql" "media leads";margin-top:48px}.metric{padding:28px 18px}.metric-primary{padding-left:18px}.metric-primary strong,.metric strong{font-size:54px}.metric p{display:none}.metric:hover,.metric:focus-visible{transform:none}.about::before{width:72vw;height:72vw;right:-42vw;bottom:-35vw}.about-layout{display:block}.about-lead{margin-top:30px;font-size:28px}.about-copy{grid-template-columns:1fr;gap:18px}.about blockquote{font-size:40px}.career-index{margin-top:64px}.career-index>div{grid-template-columns:54px 1fr}.achievements::after{top:90px;font-size:50vw}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal-item{opacity:1;transform:none}.metric,.metric p{transition:none}}

/* Denser interactive information layer */
.section-shell{padding:clamp(58px,6.2vw,96px) 0}.achievement-heading{max-width:none;display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(60px,10vw,160px);align-items:end}.metric-insight{position:relative;padding:0 0 6px 26px;border-left:4px solid var(--blue)}.metric-insight span{display:block;margin-bottom:10px;color:var(--blue);font-size:12px;font-weight:800}.metric-insight strong{display:block;font-size:clamp(20px,2vw,32px);line-height:1.35}.metric-insight p{max-width:480px;margin:12px 0 0;color:#5b6073;font-size:13px;line-height:1.75}.metric-insight.is-changing strong,.metric-insight.is-changing p{animation:insightSwap .38s cubic-bezier(.16,1,.3,1)}.growth-chain{position:relative;z-index:1;display:grid;grid-template-columns:auto 1fr auto 1fr auto 1fr auto 1fr auto 1fr auto;align-items:center;gap:12px;margin-top:clamp(30px,3.4vw,52px);padding:16px 20px;background:rgba(255,255,255,.58);border:1px solid rgba(17,10,255,.13);box-shadow:0 12px 35px rgba(17,10,255,.06);backdrop-filter:blur(10px)}.growth-chain span{color:#333750;font-size:11px;font-weight:700;white-space:nowrap}.growth-chain span:first-child,.growth-chain span:last-child{color:var(--blue)}.growth-chain i{position:relative;height:1px;background:rgba(17,10,255,.28);overflow:hidden}.growth-chain i::after{content:"";position:absolute;width:34%;height:100%;background:var(--blue);animation:chainMove 2.8s linear infinite}.metric-stage{margin-top:clamp(28px,3vw,46px)}.metric{cursor:pointer}.metric::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .4s cubic-bezier(.16,1,.3,1)}.metric.active{z-index:2;background:var(--blue);color:#fff}.metric.active::before{transform:scaleX(1)}.metric.active strong{color:var(--yellow)}.metric.active p{color:rgba(255,255,255,.8);opacity:1;transform:none}.metric p{opacity:.55;transform:none}.about-layout{gap:clamp(54px,7vw,120px)}.about-lead{margin-top:30px}.about-copy{margin-top:24px}.about blockquote{margin-top:clamp(36px,4vw,58px)}.method-lab{margin-top:28px;border-top:1px solid rgba(18,18,23,.18);border-bottom:1px solid rgba(18,18,23,.18);padding:18px 0}.method-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.method-tabs button{position:relative;border:0;background:transparent;padding:8px 6px 12px;color:#696d7d;font-size:12px;font-weight:700;cursor:pointer}.method-tabs button::after{content:"";position:absolute;left:6px;right:6px;bottom:0;height:3px;background:var(--blue);transform:scaleX(0);transition:transform .35s cubic-bezier(.16,1,.3,1)}.method-tabs button:hover,.method-tabs button:focus-visible,.method-tabs button.active{color:var(--blue);outline:none}.method-tabs button.active::after{transform:scaleX(1)}.method-tabs button:active{transform:translateY(1px)}#methodText{min-height:42px;margin:16px 6px 0;color:#464b60;font-size:13px;line-height:1.75;transition:opacity .2s,transform .25s}#methodText.is-changing{opacity:0;transform:translateY(8px)}
@keyframes chainMove{from{transform:translateX(-120%)}to{transform:translateX(340%)}}@keyframes insightSwap{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@media(max-width:820px){.section-shell{padding:68px 22px}.achievement-heading{grid-template-columns:1fr;gap:28px}.metric-insight{padding-left:18px}.growth-chain{display:flex;overflow-x:auto;gap:14px;margin-top:28px;padding:14px}.growth-chain i{flex:0 0 28px}.metric-stage{margin-top:24px}.metric p{display:block;font-size:10px}.method-tabs{grid-template-columns:1fr 1fr}.about blockquote{margin-top:42px}}
@media(prefers-reduced-motion:reduce){.growth-chain i::after{animation:none;transform:none}}

/* Work experience switcher */
.experience{background:linear-gradient(130deg,#f7f8fa 0%,#edf0ff 100%)}.experience::after{content:"WORK";position:absolute;right:-.03em;bottom:-.13em;color:rgba(17,10,255,.035);font:800 clamp(180px,27vw,440px)/1 Arial,sans-serif;letter-spacing:-.09em;pointer-events:none}.experience-shell{justify-content:flex-start}.experience-heading{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:clamp(60px,12vw,190px);align-items:end}.experience-heading h2{margin:0;font-size:clamp(48px,6.7vw,108px);line-height:.95;letter-spacing:-.065em}.experience-heading p{max-width:600px;margin:0 0 8px;color:#565b70;font-size:14px;line-height:1.85}.experience-layout{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(310px,.72fr);gap:clamp(50px,7vw,110px);margin-top:clamp(42px,5vw,72px)}.experience-detail{min-height:570px;padding:clamp(32px,4vw,58px);background:rgba(255,255,255,.72);border:1px solid rgba(17,10,255,.14);box-shadow:0 28px 80px rgba(17,10,255,.09);backdrop-filter:blur(12px)}.experience-detail.is-switching{animation:experienceSwap .52s cubic-bezier(.16,1,.3,1)}.experience-meta{display:flex;justify-content:space-between;color:#686d80;font:700 11px/1.2 Arial,"Microsoft YaHei",sans-serif;letter-spacing:.04em}.experience-detail h3{margin:24px 0 0;color:var(--blue);font-size:clamp(42px,5vw,76px);line-height:1;letter-spacing:-.055em}.experience-role{margin:10px 0 0;color:var(--ink);font-size:clamp(18px,1.6vw,26px);font-weight:800}.experience-intro{max-width:780px;margin:22px 0 0;color:#54596e;font-size:14px;line-height:1.85}.experience-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:28px;border-top:1px solid rgba(18,18,23,.16);border-bottom:1px solid rgba(18,18,23,.16)}.experience-stats div{padding:22px 18px 22px 0;border-right:1px solid rgba(18,18,23,.14)}.experience-stats div:not(:first-child){padding-left:22px}.experience-stats div:last-child{border-right:0}.experience-stats strong,.experience-stats span{display:block}.experience-stats strong{color:var(--blue);font:800 clamp(28px,3vw,48px)/1 Arial,sans-serif;letter-spacing:-.055em}.experience-stats span{margin-top:8px;color:#686d7e;font-size:11px}.experience-results{display:grid;grid-template-columns:90px 1fr;gap:22px;margin-top:28px}.experience-results>p{margin:3px 0 0;color:var(--blue);font-size:12px;font-weight:800}.experience-results ul{display:grid;grid-template-columns:1fr 1fr;gap:15px 28px;margin:0;padding:0;list-style:none}.experience-results li{position:relative;padding-left:16px;color:#44495c;font-size:12px;line-height:1.65}.experience-results li::before{content:"";position:absolute;left:0;top:.65em;width:6px;height:2px;background:var(--blue)}.experience-index{display:grid;align-content:start;border-top:1px solid rgba(18,18,23,.18)}.experience-option{position:relative;display:grid;grid-template-columns:1fr auto;gap:8px 16px;width:100%;border:0;border-bottom:1px solid rgba(18,18,23,.18);background:transparent;padding:25px 10px;text-align:left;cursor:pointer;transition:background-color .35s,color .35s,padding .35s cubic-bezier(.16,1,.3,1)}.experience-option::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--yellow);transform:scaleY(0);transform-origin:top;transition:transform .35s cubic-bezier(.16,1,.3,1)}.experience-option span{grid-column:1/-1;color:#777b8c;font-size:10px}.experience-option strong{font-size:clamp(21px,1.8vw,29px)}.experience-option small{align-self:center;color:#4e5365;font-size:12px;font-weight:700}.experience-option i{grid-column:1/-1;color:#777b8c;font-size:11px;font-style:normal}.experience-option:hover,.experience-option:focus-visible{padding-left:20px;background:rgba(17,10,255,.06);outline:none}.experience-option.active{padding-left:24px;background:var(--blue);color:#fff}.experience-option.active::before{transform:scaleY(1)}.experience-option.active span,.experience-option.active small,.experience-option.active i{color:rgba(255,255,255,.74)}.experience-option:active{transform:translateY(1px)}@keyframes experienceSwap{from{opacity:.2;transform:translateY(20px)}to{opacity:1;transform:none}}
@media(max-width:820px){.experience-heading{grid-template-columns:1fr;gap:20px}.experience-layout{display:flex;flex-direction:column-reverse;gap:24px;margin-top:36px}.experience-index{grid-template-columns:repeat(3,1fr);overflow-x:auto;border-top:0}.experience-option{display:block;min-width:165px;border-top:1px solid rgba(18,18,23,.18);border-right:1px solid rgba(18,18,23,.12);padding:18px 14px}.experience-option strong,.experience-option small,.experience-option i,.experience-option span{display:block}.experience-option strong{margin-top:8px;font-size:19px}.experience-option small,.experience-option i{margin-top:6px}.experience-option:hover,.experience-option:focus-visible,.experience-option.active{padding-left:14px}.experience-detail{min-height:0;padding:28px 20px}.experience-detail h3{font-size:40px}.experience-stats{grid-template-columns:1fr 1fr 1fr}.experience-stats div,.experience-stats div:not(:first-child){padding:18px 9px}.experience-stats strong{font-size:26px}.experience-results{grid-template-columns:1fr;gap:14px}.experience-results ul{grid-template-columns:1fr}.experience::after{font-size:42vw}}
@media(prefers-reduced-motion:reduce){.experience-detail.is-switching{animation:none}}

/* Updated portrait crop */
.portrait{inset:-2% -3% -4% 30%}.portrait img{object-position:54% 34%;filter:contrast(1.03) saturate(.92)}

/* Integrated marketing cases */
.campaigns{background:linear-gradient(135deg,#f4f5f9 0%,#e6e9ff 100%)}.campaign-shell{justify-content:flex-start}.campaign-heading{display:grid;grid-template-columns:1fr 1fr;gap:clamp(60px,10vw,170px);align-items:end}.campaign-heading h2{margin:0;font-size:clamp(48px,6.7vw,108px);line-height:.95;letter-spacing:-.065em}.campaign-heading p{max-width:600px;margin:0;color:#555b70;font-size:14px;line-height:1.85}.campaign-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(34px,5vw,76px);margin-top:44px}.campaign-visual{position:relative;min-height:540px;overflow:hidden;background:#dfe2f4}.campaign-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .45s,transform .7s cubic-bezier(.16,1,.3,1)}.campaign-visual.is-switching img{animation:campaignImage .7s cubic-bezier(.16,1,.3,1)}.campaign-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 48%,rgba(12,14,35,.78) 100%)}.campaign-numbers{position:absolute;z-index:1;left:28px;right:28px;bottom:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;color:#fff}.campaign-numbers span{font-size:11px}.campaign-numbers strong{display:block;color:var(--yellow);font:800 clamp(29px,3vw,48px)/1 Arial,sans-serif}.campaign-story{padding:12px 0}.campaign-story.is-switching{animation:experienceSwap .52s cubic-bezier(.16,1,.3,1)}.campaign-meta{display:flex;justify-content:space-between;color:var(--blue);font-size:11px;font-weight:800}.campaign-story h3{margin:24px 0 0;font-size:clamp(36px,4vw,64px);line-height:1.05;letter-spacing:-.055em}.campaign-story>p{margin:22px 0 0;color:#545a6e;font-size:14px;line-height:1.85}.campaign-framework{margin:30px 0 0}.campaign-framework div{display:grid;grid-template-columns:74px 1fr;gap:20px;padding:15px 0;border-bottom:1px solid rgba(18,18,23,.17)}.campaign-framework dt{color:var(--blue);font-size:12px;font-weight:800}.campaign-framework dd{margin:0;color:#44495c;font-size:12px;line-height:1.7}.campaign-switcher{display:grid;grid-template-columns:repeat(3,1fr);margin-top:28px;border-top:1px solid rgba(18,18,23,.18)}.campaign-switcher button{position:relative;border:0;border-right:1px solid rgba(18,18,23,.14);border-bottom:1px solid rgba(18,18,23,.18);background:transparent;padding:19px 22px;text-align:left;cursor:pointer;transition:background .3s,color .3s,transform .3s}.campaign-switcher button:last-child{border-right:0}.campaign-switcher strong,.campaign-switcher span{display:block}.campaign-switcher strong{font-size:15px}.campaign-switcher span{margin-top:8px;color:#6c7183;font-size:10px}.campaign-switcher button:hover,.campaign-switcher button:focus-visible{background:rgba(17,10,255,.07);outline:none}.campaign-switcher button.active{background:var(--blue);color:#fff;transform:translateY(-5px)}.campaign-switcher button.active span{color:rgba(255,255,255,.72)}

/* Combined sections 7-10 */
.practice{position:relative;overflow:hidden;background:#91a4b7;padding:clamp(68px,7vw,110px) 0 0}.practice-heading{width:min(1380px,88vw);margin:0 auto;display:grid;grid-template-columns:1.25fr .75fr;gap:80px;align-items:end}.practice-heading h2{margin:0;font-size:clamp(46px,6vw,96px);line-height:.95;letter-spacing:-.065em}.practice-heading p{margin:0;color:#253142;font-size:14px;line-height:1.8}.work-carousel{position:relative;min-height:760px;margin-top:30px;overflow:hidden}.carousel-title{position:absolute;left:1vw;top:0;color:#111722;font:900 clamp(110px,17vw,280px)/.85 Arial,sans-serif;letter-spacing:-.08em;white-space:nowrap}.work-track{position:absolute;z-index:1;left:0;right:0;top:160px;display:flex;align-items:center;gap:34px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;padding:45px 24vw 80px;scrollbar-width:none}.work-track::-webkit-scrollbar{display:none}.work-card{flex:0 0 330px;scroll-snap-align:center;color:var(--ink);text-decoration:none;background:#f8f9fb;box-shadow:0 24px 65px rgba(25,35,52,.24);transition:transform .45s cubic-bezier(.16,1,.3,1),box-shadow .35s}.work-card:nth-child(3n+2){transform:rotate(3deg)}.work-card:nth-child(3n){transform:rotate(-3deg)}.work-card:hover,.work-card:focus-visible{z-index:2;transform:rotate(0) translateY(-18px) scale(1.025);box-shadow:0 35px 90px rgba(25,35,52,.34);outline:3px solid var(--yellow)}.xhs-card img{display:block;width:100%;height:420px;object-fit:cover;object-position:top}.xhs-card>div{padding:20px}.work-card span{color:var(--blue);font-size:10px;font-weight:800}.work-card h3{margin:9px 0 0;font-size:18px;line-height:1.55}.work-card p{color:#555b6c;font-size:12px;line-height:1.7}.xhs-card p{display:flex;justify-content:space-between;margin-bottom:0}.xhs-card p strong{color:var(--ink)}.article-card{min-height:510px;padding:34px;display:flex;flex-direction:column;justify-content:flex-start}.article-card h3{font-size:31px;line-height:1.25}.article-card p{font-size:15px}.article-card small{margin-top:auto;padding-top:80px;border-top:1px solid rgba(18,18,23,.18);color:#6b7080}.carousel-arrow{position:absolute;z-index:3;top:660px;width:58px;height:58px;border:1px solid rgba(255,255,255,.6);border-radius:50%;background:rgba(17,23,34,.85);color:#fff;font-size:22px;cursor:pointer}.carousel-arrow:hover,.carousel-arrow:focus-visible{background:var(--yellow);color:var(--ink);outline:none}.carousel-arrow.prev{left:calc(50% - 72px)}.carousel-arrow.next{left:calc(50% + 14px)}.practice-lower{background:#f3f4f7;padding:clamp(70px,8vw,130px) max(6vw,24px)}.ai-practice{display:grid;grid-template-columns:.75fr 1fr 1.2fr;gap:clamp(35px,6vw,90px);align-items:center;padding-bottom:70px;border-bottom:1px solid rgba(18,18,23,.18)}.ai-practice h3{margin:0;font-size:17px}.ai-practice strong{color:var(--blue);font-size:clamp(40px,5vw,82px);letter-spacing:-.06em}.ai-practice p{color:#555b6e;font-size:14px;line-height:1.8}.ai-practice div{grid-column:2/-1;display:flex;flex-wrap:wrap;gap:10px}.ai-practice div span{padding:9px 14px;border:1px solid rgba(17,10,255,.22);color:var(--blue);font-size:11px}.education-contact{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(60px,10vw,170px);padding:80px 0}.education-list h3,.contact-board h3{margin:0 0 30px;font-size:clamp(34px,4vw,60px);letter-spacing:-.05em}.education-item{position:relative;display:grid;grid-template-columns:110px 1fr auto;gap:20px;width:100%;border:0;border-bottom:1px solid rgba(18,18,23,.18);background:transparent;padding:22px 12px;text-align:left;cursor:pointer;transition:background .3s,padding .35s,color .3s}.education-item span,.education-item small{color:#707586;font-size:11px}.education-item strong{font-size:18px}.education-item:hover,.education-item:focus-visible,.education-item.active{padding-left:24px;background:var(--blue);color:#fff;outline:none}.education-item:hover span,.education-item:hover small,.education-item.active span,.education-item.active small{color:rgba(255,255,255,.72)}.contact-board{display:flex;flex-direction:column;align-items:flex-start}.contact-board a,.contact-board>span{position:relative;width:100%;padding:17px 0;border-bottom:1px solid rgba(18,18,23,.18);color:var(--ink);font-size:clamp(16px,1.5vw,23px);font-weight:700;text-decoration:none;transition:padding .3s,color .3s}.contact-board a:hover,.contact-board a:focus-visible{padding-left:22px;color:var(--blue);outline:none}.social-qr{display:flex;align-items:center;justify-content:center;gap:clamp(35px,7vw,110px);padding-top:70px;border-top:1px solid rgba(18,18,23,.18)}.social-qr>div{text-align:center}.social-qr img{display:block;width:150px;height:150px;object-fit:cover;transition:transform .4s}.social-qr div:hover img{transform:scale(1.08) rotate(2deg)}.social-qr span{display:block;margin-top:12px;color:#64697b;font-size:11px}.social-qr strong{font-size:clamp(34px,5vw,76px);letter-spacing:-.06em}
@keyframes campaignImage{from{opacity:.1;transform:scale(1.08)}to{opacity:1;transform:scale(1)}}
@media(max-width:820px){.portrait{inset:8% -55% 14% -16%}.portrait img{object-position:54% 22%}.campaign-heading,.campaign-layout,.practice-heading,.education-contact{grid-template-columns:1fr}.campaign-heading{gap:20px}.campaign-layout{gap:28px}.campaign-visual{min-height:420px}.campaign-switcher{display:flex;overflow-x:auto}.campaign-switcher button{flex:0 0 230px}.practice-heading{gap:20px}.work-carousel{min-height:650px}.carousel-title{font-size:31vw}.work-track{top:100px;padding:35px 16vw 70px}.work-card{flex-basis:270px}.xhs-card img{height:350px}.carousel-arrow{top:565px}.ai-practice{grid-template-columns:1fr;gap:22px}.ai-practice div{grid-column:1}.education-contact{gap:70px}.education-item{grid-template-columns:82px 1fr}.education-item small{grid-column:2}.social-qr{flex-wrap:wrap}.social-qr strong{order:-1;width:100%;text-align:center}}
@media(prefers-reduced-motion:reduce){.campaign-story.is-switching,.campaign-visual.is-switching img{animation:none}.work-track{scroll-behavior:auto}.work-card,.social-qr img{transition:none}}

/* Final portrait integration */
.portrait{inset:4% 2% 0 37%;transform:translate3d(calc(var(--mx)*-7px),calc(var(--my)*-5px),0) scale(.94)}.portrait img{object-position:52% 46%;filter:contrast(1.02) saturate(.95)}
@media(max-width:820px){.portrait{inset:14% -48% 12% -10%;transform:none}.portrait img{object-position:54% 36%}}

/* 2026-08 visual refinement: seamless portrait and editorial content channels */
.hero{background:linear-gradient(104deg,#f6f7f9 0%,#eef0ff 34%,#8f9cff 62%,#110aff 100%)}
.portrait{inset:3% 0 -20% 29%;overflow:hidden;transform:translate3d(calc(var(--mx)*-7px),calc(var(--my)*-5px),0);-webkit-mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.18) 8%,#000 27%,#000 86%,transparent 100%);mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.18) 8%,#000 27%,#000 86%,transparent 100%)}
.portrait img{object-position:53% 39%;filter:contrast(1.015) saturate(.88) brightness(1.01)}
.wash{background:linear-gradient(90deg,#f6f7f9 0 24%,rgba(246,247,249,.86) 35%,rgba(246,247,249,.25) 48%,transparent 64%,rgba(17,10,255,.2) 100%)}

.practice{padding-top:clamp(64px,6vw,96px);background:linear-gradient(145deg,#9bafc1 0%,#8ca0b5 58%,#aab9c8 100%)}
.practice-heading{width:min(1280px,88vw);grid-template-columns:minmax(0,1fr) minmax(260px,.5fr);gap:clamp(36px,7vw,110px)}
.practice-heading h2{max-width:850px;font-size:clamp(36px,4.7vw,72px);line-height:1.04;letter-spacing:-.055em}
.practice-heading p{max-width:430px;font-size:13px}
.channel-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px;border-bottom:1px solid rgba(17,23,34,.28);padding-bottom:15px}
.channel-heading h3{margin:0;font-size:clamp(24px,2.8vw,42px);letter-spacing:-.045em}
.channel-heading p{margin:0;color:#384557;font-size:11px}
.wechat-works{width:min(1280px,88vw);margin:clamp(60px,7vw,100px) auto 0}
.article-stack{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid rgba(17,23,34,.2);border-left:1px solid rgba(17,23,34,.2)}
.article-stack a{position:relative;display:flex;min-height:270px;flex-direction:column;padding:24px;color:#111722;text-decoration:none;background:rgba(247,248,250,.78);border-right:1px solid rgba(17,23,34,.2);border-bottom:1px solid rgba(17,23,34,.2);transition:transform .38s cubic-bezier(.16,1,.3,1),background .3s,color .3s}
.article-stack a::before{content:"";position:absolute;top:0;left:0;width:0;height:4px;background:var(--yellow);transition:width .35s}
.article-stack a:hover,.article-stack a:focus-visible{z-index:2;transform:translateY(-9px);background:#111722;color:#fff;outline:none}
.article-stack a:hover::before,.article-stack a:focus-visible::before{width:100%}
.article-stack span{font-size:10px;color:#5f6877}.article-stack h4{margin:32px 0 0;font-size:20px;line-height:1.35;letter-spacing:-.03em}.article-stack p{margin:16px 0 28px;color:#4e5969;font-size:12px;line-height:1.75}.article-stack strong{margin-top:auto;font-size:11px;color:var(--blue)}
.article-stack a:hover span,.article-stack a:hover p,.article-stack a:focus-visible span,.article-stack a:focus-visible p{color:rgba(255,255,255,.68)}.article-stack a:hover strong,.article-stack a:focus-visible strong{color:var(--yellow)}

.work-carousel{min-height:610px;margin-top:clamp(72px,8vw,120px)}
.work-carousel>.channel-heading{position:relative;z-index:4;width:min(1280px,88vw);margin:0 auto}
.carousel-title{top:72px;color:rgba(17,23,34,.94);font-size:clamp(90px,14vw,220px)}
.work-track{top:160px;gap:26px;padding:35px 18vw 70px}
.work-card{flex-basis:250px;box-shadow:0 20px 48px rgba(25,35,52,.22)}
.xhs-card img{height:310px}.xhs-card>div{padding:16px}.work-card h3{font-size:15px;line-height:1.45}.work-card p{font-size:10px}
.carousel-arrow{top:525px;width:48px;height:48px;font-size:18px}.carousel-arrow.prev{left:calc(50% - 59px)}.carousel-arrow.next{left:calc(50% + 11px)}
.social-qr{width:min(980px,88vw);margin:0 auto;padding:55px 0 70px;border-top:1px solid rgba(17,23,34,.3);color:#111722}
.social-qr img{width:124px;height:124px;border:8px solid rgba(255,255,255,.72);box-shadow:0 16px 38px rgba(24,35,52,.18)}.social-qr span{color:#344153}.social-qr strong{font-size:clamp(28px,4vw,58px)}

.practice-lower{padding:0;background:#f3f4f7}
.ai-practice{padding:clamp(72px,8vw,120px) max(6vw,24px);border-bottom:0}
.education-section{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);gap:clamp(48px,9vw,150px);padding:clamp(76px,9vw,140px) max(6vw,24px);background:#fff}
.education-list h3{margin:0 0 34px;font-size:clamp(34px,4vw,58px);letter-spacing:-.05em}
.education-spotlight{display:flex;min-height:420px;flex-direction:column;justify-content:flex-end;padding:clamp(30px,4vw,58px);background:var(--blue);color:#fff;overflow:hidden;position:relative}
.education-spotlight::before{content:"EDUCATION";position:absolute;top:18px;right:-30px;color:rgba(255,255,255,.12);font:900 clamp(68px,9vw,142px)/.8 Arial,sans-serif;letter-spacing:-.08em;transform:rotate(90deg);transform-origin:right top}
.education-spotlight span{color:var(--yellow);font-size:11px;font-weight:800}.education-spotlight strong{margin-top:18px;font-size:clamp(34px,4vw,62px);line-height:1.06;letter-spacing:-.055em}.education-spotlight p{max-width:360px;margin:25px 0 0;color:rgba(255,255,255,.72);font-size:13px;line-height:1.8}
.contact-section{position:relative;display:grid;grid-template-columns:.75fr .9fr 1.3fr;gap:clamp(35px,6vw,100px);align-items:start;padding:clamp(76px,9vw,140px) max(6vw,24px);background:#111722;color:#fff;overflow:hidden}
.contact-section::after{content:"HELLO";position:absolute;right:-1vw;bottom:-.24em;color:rgba(255,255,255,.045);font:900 clamp(120px,21vw,360px)/.8 Arial,sans-serif;letter-spacing:-.09em;pointer-events:none}
.contact-section>h3{position:relative;z-index:1;margin:0;font-size:clamp(40px,5.2vw,82px);line-height:.95;letter-spacing:-.06em}.contact-section>p{position:relative;z-index:1;margin:4px 0 0;color:rgba(255,255,255,.62);font-size:13px;line-height:1.85}.contact-section .contact-board{position:relative;z-index:1}.contact-section .contact-board a,.contact-section .contact-board>span{border-color:rgba(255,255,255,.2);color:#fff}.contact-section .contact-board a:hover,.contact-section .contact-board a:focus-visible{color:var(--yellow)}

@media(max-width:960px){.article-stack{grid-template-columns:repeat(2,minmax(0,1fr))}.education-section,.contact-section{grid-template-columns:1fr}.education-spotlight{min-height:320px}.contact-section{gap:30px}}
@media(max-width:820px){.portrait{inset:11% -46% -10% -8%;-webkit-mask-image:linear-gradient(180deg,transparent 0%,#000 18%,#000 82%,transparent 100%);mask-image:linear-gradient(180deg,transparent 0%,#000 18%,#000 82%,transparent 100%)}.portrait img{object-position:52% 35%}.wash{background:linear-gradient(180deg,rgba(246,247,249,.96) 0%,rgba(246,247,249,.25) 43%,rgba(17,10,255,.92) 83%)}.practice-heading{grid-template-columns:1fr;gap:20px}.article-stack{grid-template-columns:1fr}.article-stack a{min-height:220px}.work-carousel{min-height:570px}.carousel-title{top:82px;font-size:27vw}.work-track{top:145px;padding:30px 14vw 65px}.work-card{flex-basis:230px}.xhs-card img{height:285px}.carousel-arrow{top:495px}.social-qr{gap:25px}.social-qr img{width:104px;height:104px}.education-section{padding-left:24px;padding-right:24px}.contact-section{padding-left:24px;padding-right:24px}}

/* Readability and system consistency */
.portrait{top:-10%;bottom:-22%}
.hero::before{content:"";position:absolute;z-index:-4;inset:0;background:linear-gradient(104deg,#f6f7f9 0%,#eef0ff 34%,#8f9cff 62%,#110aff 100%)}
.method-lab{margin-top:34px;padding:0;border:0}.method-tabs{gap:0;border:1px solid rgba(17,10,255,.16);background:rgba(255,255,255,.52)}
.method-tabs button{min-height:62px;padding:16px 12px;color:#51566a;font-size:15px}.method-tabs button+button{border-left:1px solid rgba(17,10,255,.13)}.method-tabs button::after{left:0;right:0;bottom:0;height:4px}.method-tabs button.active{background:#fff;color:var(--blue)}
#methodText{min-height:76px;margin:0;padding:21px 22px;background:rgba(17,10,255,.055);color:#34394d;font-size:15px;line-height:1.8}
.experience-results{grid-template-columns:105px 1fr;gap:26px}.experience-results>p{font-size:14px}.experience-results ul{gap:18px 32px}.experience-results li{padding-left:19px;font-size:14px;line-height:1.78}.experience-results li::before{top:.72em;width:8px;height:3px}

.practice,.wechat-works,.work-carousel,.social-qr{--channel-ink:#172033}.practice{background:linear-gradient(155deg,#e8edf5 0%,#d8e1ec 46%,#cbd7e4 100%);color:var(--channel-ink)}
.practice::before{content:"";position:absolute;top:0;left:0;right:0;height:7px;background:linear-gradient(90deg,var(--blue),#8f9cff 52%,var(--yellow))}
.practice-heading p,.channel-heading p{color:#596579}.article-stack a{background:rgba(255,255,255,.72)}
.carousel-title{color:rgba(23,32,51,.09);top:78px}.work-track{align-items:stretch;gap:14px;padding-left:10vw;padding-right:10vw}
.work-card,.work-card:nth-child(3n+2),.work-card:nth-child(3n){position:relative;display:grid;grid-template-rows:310px 1fr;flex-basis:272px;overflow:hidden;transform:none;border:1px solid rgba(42,54,75,.14);border-radius:3px;background:#fff;box-shadow:none}
.work-card::after{content:"↗";position:absolute;top:14px;right:14px;display:grid;width:34px;height:34px;place-items:center;border-radius:50%;background:rgba(17,23,34,.78);color:#fff;font-size:13px;backdrop-filter:blur(8px);transition:transform .3s,background .3s}
.work-card:hover,.work-card:focus-visible{transform:translateY(-12px);border-color:var(--blue);box-shadow:0 24px 55px rgba(31,45,68,.18);outline:none}.work-card:hover::after,.work-card:focus-visible::after{transform:rotate(45deg);background:var(--blue)}
.xhs-card img{height:310px}.xhs-card>div{display:flex;flex-direction:column;padding:17px 18px 18px}.work-card span{font-size:11px;letter-spacing:.06em}.work-card h3{margin:9px 0 16px;font-size:16px}.xhs-card p{margin-top:auto;padding-top:13px;border-top:1px solid #e7eaf0;font-size:11px}.xhs-card p strong{font-size:13px}
.social-qr{border-top-color:rgba(41,53,73,.18)}.social-qr span{margin-top:14px;color:#344158;font-size:15px;font-weight:700}.social-qr strong{font-size:clamp(30px,4vw,56px)}

.practice-lower{background:#eef2f7}
.ai-practice{position:relative;display:grid;grid-template-columns:.8fr .72fr 1.5fr;gap:clamp(35px,5vw,80px);align-items:start;overflow:hidden;padding-top:clamp(84px,9vw,140px);padding-bottom:clamp(84px,9vw,140px);background:#eef2f7;border-top:1px solid rgba(34,46,65,.12)}
.ai-practice::before{content:"WORKFLOW";position:absolute;right:-.03em;top:-.09em;color:rgba(17,10,255,.045);font:900 clamp(100px,19vw,310px)/1 Arial,sans-serif;letter-spacing:-.09em}
.ai-practice header,.skill-count,.skill-flow{position:relative;z-index:1}.ai-practice header span{color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.12em}.ai-practice header h3{margin:18px 0 0;font-size:clamp(34px,4vw,62px);line-height:1.05;letter-spacing:-.055em}.ai-practice header p{margin:20px 0 0;color:#596579;font-size:14px;line-height:1.8}
.skill-count{display:block!important;grid-column:auto!important;padding-left:26px!important;border-left:4px solid var(--blue)}.skill-count>strong{display:block;color:var(--blue);font:900 clamp(72px,8vw,128px)/.82 Arial,sans-serif;letter-spacing:-.08em}.skill-count>span{display:block!important;margin-top:16px;padding:0!important;border:0!important;color:var(--ink)!important;font-size:20px!important;font-weight:800}.skill-count>p{margin:14px 0 0;color:#5c687a;font-size:13px;line-height:1.75}
.skill-flow{display:grid!important;grid-template-columns:1fr 1fr!important;gap:12px!important;margin:0!important;padding:0!important;list-style:none}.skill-flow li{position:relative;min-height:150px;padding:22px;background:rgba(255,255,255,.78);border:1px solid rgba(17,10,255,.12);transition:transform .3s,background .3s,color .3s}.skill-flow li:hover{transform:translateY(-7px);background:var(--blue);color:#fff}.skill-flow b,.skill-flow strong,.skill-flow span{display:block}.skill-flow b{color:var(--blue);font:800 11px/1 Arial,sans-serif}.skill-flow strong{margin-top:32px;font-size:18px}.skill-flow span{margin-top:8px;color:#687385;font-size:11px;line-height:1.6}.skill-flow li:hover b{color:var(--yellow)}.skill-flow li:hover span{color:rgba(255,255,255,.72)}

.education-section{background:linear-gradient(145deg,#f8f9fb 0%,#eef2f8 100%)}.education-item{min-height:72px}.education-item span,.education-item small{font-size:12px}.education-item strong{font-size:20px}.education-spotlight{background:linear-gradient(145deg,#171d35 0%,var(--blue) 100%)}.education-spotlight small{display:block;margin-top:32px;color:rgba(255,255,255,.58);font-size:11px;letter-spacing:.08em}
.contact-section{grid-template-columns:.85fr 1.4fr;background:linear-gradient(125deg,#151c31 0%,#202a44 66%,#263152 100%)}.contact-section>header{position:relative;z-index:1}.contact-section>header>span{color:var(--yellow);font-size:11px;font-weight:800;letter-spacing:.14em}.contact-section>header h3{margin:20px 0 0;font-size:clamp(42px,5vw,76px);line-height:1;letter-spacing:-.055em}.contact-section>header p{max-width:520px;margin:26px 0 0;color:rgba(255,255,255,.68);font-size:15px;line-height:1.85}
.contact-section .contact-board{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid rgba(255,255,255,.18);border-left:1px solid rgba(255,255,255,.18)}.contact-section .contact-board a,.contact-section .contact-board>span{position:relative;display:flex;min-height:128px;flex-direction:column;justify-content:flex-end;padding:22px;border-right:1px solid rgba(255,255,255,.18);border-bottom:1px solid rgba(255,255,255,.18);font-size:inherit;transition:background .3s,padding .3s}.contact-board small{color:rgba(255,255,255,.5);font:700 10px/1 Arial,sans-serif;letter-spacing:.12em}.contact-board strong{margin-top:12px;font-size:clamp(15px,1.35vw,21px);line-height:1.35}.contact-board i{position:absolute;right:20px;top:18px;color:var(--yellow);font-style:normal}.contact-section .contact-board a:hover,.contact-section .contact-board a:focus-visible{padding:22px;background:var(--blue);color:#fff}

@media(max-width:960px){.ai-practice{grid-template-columns:1fr 1fr}.skill-flow{grid-column:1/-1}.contact-section{grid-template-columns:1fr}}
@media(max-width:820px){.portrait{top:5%;bottom:-12%}.method-tabs button{font-size:13px}.experience-results li{font-size:13px}.ai-practice{grid-template-columns:1fr}.skill-flow{grid-template-columns:1fr 1fr!important}.contact-section .contact-board{grid-template-columns:1fr}.contact-section .contact-board a,.contact-section .contact-board>span{min-height:105px}}

/* Editorial rhythm: natural scrolling instead of slide-like screens */
body{background:#f3f5f9}
.page-section{min-height:0;overflow:clip;border-top:1px solid rgba(37,48,70,.1)}
.section-shell{min-height:0;padding:clamp(92px,9vw,132px) 0;justify-content:flex-start}
.achievements,.about,.experience,.campaigns{background:linear-gradient(180deg,#f7f8fb 0%,#eef2f8 100%)}
.about,.campaigns{background:linear-gradient(180deg,#eef2f8 0%,#f8f9fb 100%)}
.reveal-item{transform:translateY(14px);transition-duration:.6s}

.section-heading h2,.about-main h2,.experience-heading h2,.campaign-heading h2,.practice-heading h2{font-size:clamp(44px,5.4vw,78px);line-height:1.06;letter-spacing:-.05em;white-space:nowrap}
.section-heading p,.experience-heading p,.campaign-heading p,.practice-heading p{font-size:15px;line-height:1.85}
.achievement-heading,.experience-heading,.campaign-heading,.practice-heading{grid-template-columns:minmax(340px,.9fr) minmax(300px,.7fr);gap:clamp(50px,8vw,120px);align-items:end}

.about-layout{grid-template-columns:minmax(0,1.45fr) minmax(300px,.7fr);gap:clamp(55px,8vw,110px)}
.about-lead{font-size:clamp(25px,2.7vw,40px)}.about-copy{font-size:15px;line-height:1.85}.career-index span{font-size:13px}.about blockquote{font-size:clamp(30px,3.7vw,54px)}

.experience-layout{grid-template-columns:minmax(0,1.55fr) minmax(280px,.65fr);gap:clamp(38px,5vw,74px)}
.experience-detail{min-height:0;padding:clamp(32px,3.5vw,48px)}.experience-intro{font-size:15px}.experience-results{display:block;margin-top:32px}.experience-results>p{margin:0 0 17px}.experience-results ul{grid-template-columns:1fr 1fr;gap:18px 34px}.experience-results li{min-width:0;font-size:15px;line-height:1.72}

.campaign-layout{grid-template-columns:minmax(0,1.12fr) minmax(360px,.88fr);gap:clamp(36px,5vw,70px)}
.campaign-visual{min-height:520px}.campaign-story{padding-top:8px}.campaign-story h3{font-size:clamp(34px,3.6vw,52px);white-space:nowrap}.campaign-story>p{font-size:15px;line-height:1.8}.campaign-framework{margin-top:26px}.campaign-framework div{grid-template-columns:82px 1fr;gap:18px;padding:16px 0}.campaign-framework dt{font-size:13px}.campaign-framework dd{font-size:15px;line-height:1.72}.campaign-switcher{position:relative;margin-top:34px;border-top:0}.campaign-switcher::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:rgba(17,10,255,.2)}.campaign-switcher button{min-height:92px;padding:22px;border-right:0;border-bottom:0;background:transparent}.campaign-switcher button::after{content:"";position:absolute;left:0;top:-2px;width:100%;height:4px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .45s cubic-bezier(.16,1,.3,1)}.campaign-switcher button.active{background:transparent;color:var(--ink);transform:none}.campaign-switcher button.active::after{transform:scaleX(1)}.campaign-switcher button.active strong{color:var(--blue)}.campaign-switcher button.active span{color:#596276}.campaign-switcher strong{font-size:16px}.campaign-switcher span{font-size:12px;line-height:1.6}
.campaign-story.is-switching{animation:contentFlow .48s cubic-bezier(.16,1,.3,1)}.campaign-visual.is-switching img{animation:softImageFlow .7s cubic-bezier(.16,1,.3,1)}
@keyframes contentFlow{from{opacity:.35;transform:translateX(14px)}to{opacity:1;transform:none}}@keyframes softImageFlow{from{opacity:.55;transform:scale(1.025)}to{opacity:1;transform:scale(1)}}

.practice{padding-top:clamp(92px,9vw,132px);background:linear-gradient(180deg,#e8edf5 0%,#dce4ef 38%,#edf1f7 100%)}
.practice-heading,.wechat-works,.work-carousel>.channel-heading{width:min(1180px,86vw)}.wechat-works{width:min(1180px,86vw);margin-top:75px}.practice-heading h2{font-size:clamp(40px,5vw,70px)}
.article-stack a{min-height:245px;padding:25px}.article-stack h4{font-size:19px}.article-stack p{font-size:14px}.channel-heading h3{font-size:clamp(26px,2.7vw,38px)}.channel-heading p{font-size:13px}
.work-carousel{margin-top:92px}.work-card h3{font-size:16px}.work-card p{font-size:12px}.social-qr{padding-top:68px;padding-bottom:86px}
.xhs-stats{display:grid;grid-template-columns:1fr 1fr;margin:auto 0 0;border-top:1px solid #e1e5ed}.xhs-stats>div{padding-top:13px}.xhs-stats>div+div{padding-left:15px;border-left:1px solid #e1e5ed}.xhs-stats dt{color:#798294;font-size:11px}.xhs-stats dd{margin:5px 0 0;color:var(--blue);font:800 19px/1.1 Arial,"Microsoft YaHei",sans-serif;letter-spacing:-.03em}.work-card:hover .xhs-stats dd,.work-card:focus-visible .xhs-stats dd{color:var(--blue)}
.ai-practice,.education-section,.contact-section{padding-top:clamp(88px,9vw,130px);padding-bottom:clamp(88px,9vw,130px)}
.ai-practice header p,.skill-count>p,.education-spotlight p{font-size:15px}.skill-flow span{font-size:13px}.education-item span,.education-item small{font-size:13px}.education-spotlight small{font-size:12px}
.ai-practice header h3,.education-list h3,.contact-section>header h3{font-size:clamp(42px,4.5vw,58px);line-height:1.06;letter-spacing:-.045em}.summary{font-size:13.5px;line-height:1.75}

@media(max-width:1100px){
  .section-shell{width:min(900px,88vw)}
  .achievement-heading,.experience-heading,.campaign-heading,.practice-heading{grid-template-columns:1fr;gap:22px;align-items:start}
  .section-heading h2,.about-main h2,.experience-heading h2,.campaign-heading h2,.practice-heading h2{font-size:clamp(42px,6.6vw,62px)}
  .achievement-heading>div,.experience-heading h2,.campaign-heading h2,.practice-heading h2{width:100%}
  .metric-insight{max-width:650px}
  .about-layout{grid-template-columns:1fr}.career-index{margin-top:52px}.about::before{opacity:.16}
  .experience-layout{display:flex;flex-direction:column-reverse;gap:30px}.experience-index{grid-template-columns:repeat(3,1fr);border-top:0}.experience-option{border-top:1px solid rgba(18,18,23,.18);border-right:1px solid rgba(18,18,23,.14)}.experience-detail{width:100%}.experience-results ul{grid-template-columns:1fr 1fr}.experience-results li{width:auto;min-height:0}
  .campaign-layout{grid-template-columns:1fr}.campaign-visual{min-height:min(58vw,500px)}.campaign-story h3{font-size:clamp(32px,5vw,46px)}.campaign-framework dd{font-size:15px}.campaign-switcher button{padding:20px 14px}
  .practice-heading{width:min(900px,88vw)}
  .article-stack{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:620px){
  .section-shell{width:auto;padding:76px 22px}
  .section-heading h2,.about-main h2,.experience-heading h2,.campaign-heading h2,.practice-heading h2{font-size:clamp(28px,8.8vw,40px);white-space:nowrap}
  .section-heading p,.experience-heading p,.campaign-heading p,.practice-heading p{font-size:14px}
  .achievement-heading{gap:25px}.growth-chain{display:none}.metric-stage{margin-top:34px}
  .about-copy{font-size:14px}.method-tabs{grid-template-columns:1fr 1fr}.method-tabs button+button{border-left:0}.method-tabs button:nth-child(even){border-left:1px solid rgba(17,10,255,.13)}
  .experience-index{display:flex;overflow-x:auto}.experience-option{flex:0 0 170px}.experience-results ul{grid-template-columns:1fr}.experience-results li{font-size:14px}.experience-stats strong{font-size:24px}
  .campaign-visual{min-height:340px}.campaign-story h3{font-size:29px;white-space:normal}.campaign-framework div{grid-template-columns:62px 1fr}.campaign-framework dd{font-size:14px}.campaign-switcher{display:flex;overflow-x:auto}.campaign-switcher button{flex:0 0 220px}
  .practice-heading,.wechat-works,.work-carousel>.channel-heading{width:auto;margin-left:22px;margin-right:22px}.article-stack{grid-template-columns:1fr}.article-stack a{min-height:210px}.social-qr{width:auto;margin-left:22px;margin-right:22px}.skill-flow{grid-template-columns:1fr!important}
  .ai-practice header h3,.education-list h3,.contact-section>header h3{font-size:34px}.summary{font-size:13px}
}

/* Fast-load navigation and rendering pass */
.grain{position:absolute;opacity:.028;background-image:radial-gradient(rgba(19,24,54,.72) .55px,transparent .7px);background-size:5px 5px}
.section-rail{position:fixed;z-index:4;right:18px;top:50%;display:grid;gap:12px;transform:translateY(-50%)}
.section-rail a{display:flex;align-items:center;justify-content:flex-end;gap:9px;color:#596173;text-decoration:none;font-size:10px;font-weight:700;letter-spacing:.04em}
.section-rail i{order:2;display:block;width:7px;height:7px;border:1px solid rgba(17,10,255,.45);border-radius:50%;background:rgba(255,255,255,.76);transition:transform .22s,background .22s}
.section-rail span{padding:5px 8px;background:rgba(255,255,255,.82);opacity:0;transform:translateX(8px);transition:opacity .22s,transform .22s;box-shadow:0 6px 18px rgba(29,38,72,.08)}
.section-rail a:hover span,.section-rail a:focus-visible span,.section-rail a.active span{opacity:1;transform:none}
.section-rail a:hover i,.section-rail a:focus-visible i,.section-rail a.active i{transform:scale(1.45);background:var(--blue)}
.achievements,.about,.experience,.campaigns,.practice{content-visibility:auto;contain-intrinsic-size:auto 1000px}
.practice{contain-intrinsic-size:auto 3400px}
img{max-width:100%}
@media(max-width:820px){
  .section-rail{display:none}
  .details,.growth-chain,.experience-detail,.work-card::after{backdrop-filter:none!important}
  .portrait,h1{transition:none}
  .growth-chain i::after{animation:none}
}

/* Xiaohongshu 3:4 covers with always-visible performance data */
.work-carousel{min-height:790px}
.work-track{top:165px;padding-bottom:90px}
.work-card,.work-card:nth-child(3n+2),.work-card:nth-child(3n){grid-template-rows:auto 1fr;flex-basis:260px;height:auto;align-self:flex-start}
.xhs-card img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;object-position:top}
.xhs-card>div{min-height:190px}
.xhs-stats{position:relative;z-index:2;width:100%;min-height:58px;background:#fff}
.carousel-arrow{top:715px}
@media(max-width:820px){.work-carousel{min-height:730px}.work-track{top:145px}.work-card,.work-card:nth-child(3n+2),.work-card:nth-child(3n){flex-basis:230px}.xhs-card>div{min-height:188px}.carousel-arrow{top:655px}}

/* Mobile hero: readable vertical flow without overlap */
@media(max-width:620px){
  .hero{min-height:960px}
  .identity{left:22px;right:22px;top:150px;max-width:none;transform:none}
  .name-cn{font-size:40px}
  h1{font-size:22vw;line-height:.78}
  .role-block{margin-top:22px}
  .role{font-size:22px}
  .focus{gap:9px;margin-top:9px;font-size:13px;line-height:1.7}
  .focus span{width:16px}
  .summary{max-width:330px;margin-top:12px;font-size:12px;line-height:1.7}
  .details{gap:6px;margin-top:13px}
  .contact-action{min-height:32px;padding:0 9px}
  .profiles{left:22px;right:22px;top:690px;bottom:auto;gap:16px 22px}
  .profile{padding-bottom:11px}
  .profile .label{font-size:13px}
  .bottom-nav{left:22px;right:22px;bottom:20px}
  .portrait{top:7%;bottom:1%;opacity:.72}
}