:root{--blue:#163fb1;--light:#eef4ff;--ink:#131629;--muted:#606d7e;--line:#dde7f4}
html{scroll-padding-top:24px}
.motion-intro{background:#fff;position:relative;color:var(--blue)}
.motion-stage{position:relative;background:#fff url("media/arooth-banner-bg.jpg") center top/cover no-repeat}
.motion-wireframe{position:absolute;inset:0 0 auto;height:100vh;pointer-events:none;overflow:hidden;z-index:0;border-right:1px solid #d1e0ff;border-bottom:1px solid #d1e0ff;border-left:1px solid #d1e0ff;padding-top:clamp(72px,9vh,120px);padding-bottom:clamp(72px,9vh,120px)}
.motion-wireframe-inner{display:flex;justify-content:space-between;width:100%;height:min(572px,60vh);padding:0 25%;border-top:1px solid #d1e0ff;border-bottom:1px solid #d1e0ff}
.motion-wireframe-inner i{display:block;flex:none;width:1px;height:100%;background:#d1e0ff}
.motion-cover{position:relative;z-index:1;min-height:100vh;padding-top:clamp(72px,9vh,120px);padding-bottom:50px;display:flex;flex-direction:column}
.motion-topline,.story-kicker{display:flex;justify-content:space-between;gap:24px;font-size:11px;letter-spacing:.13em;font-weight:600}
.motion-topline{border-top:1px solid #a9c8f6;padding-top:17px;font-size:13px;letter-spacing:0;font-weight:700;color:#fff}
.design-composition{margin-top:auto;margin-bottom:auto;position:relative;width:100%}
.design-word{font-family:Arial,Helvetica,sans-serif;font-weight:500;font-size:clamp(130px,13.6vw,250px);line-height:1;letter-spacing:-.085em;white-space:nowrap;display:flex;align-items:center;justify-content:center;color:var(--blue)}
.word-leading,.word-trailing{display:block;flex:none;will-change:transform,opacity}
.intro-mark{display:block;flex:none;width:1.56em;height:.78em;border:.09em solid currentColor;border-radius:999px;margin:0 .018em .015em .045em;transform-origin:50% 50%;will-change:transform,opacity;position:relative;z-index:1;overflow:hidden}
.o-visual{position:absolute;inset:0;border-radius:inherit;overflow:hidden;isolation:isolate;background:linear-gradient(150deg,#eafcff 0%,#c5edfb 39%,#9dcefa 72%,#80b2f8 100%)}
.o-visual:before,.o-visual:after,.o-flow-pink{position:absolute;display:block;pointer-events:none;filter:blur(16px);will-change:transform}
.o-visual:before,.o-visual:after{content:""}
.o-visual:before{width:112%;height:125%;left:-48%;top:30%;background:radial-gradient(ellipse at center,#1765ee 0%,#4a95f1 34%,#75b4f257 51%,transparent 74%);opacity:.92;animation:o-flow-blue 10s linear infinite alternate}
.o-visual:after{width:104%;height:138%;left:43%;top:-47%;background:radial-gradient(ellipse at center,#43e5cf 0%,#79efe0 37%,#a2f4e466 53%,transparent 75%);opacity:.96;animation:o-flow-mint 12s linear infinite alternate}
.o-flow-pink{z-index:1;width:67%;height:110%;left:-29%;top:-30%;background:radial-gradient(ellipse at center,#ffe2f2 0%,#fff0f7b3 41%,transparent 74%);opacity:.85;animation:o-flow-pink 14s linear infinite alternate}
@keyframes o-flow-blue{from{transform:translate3d(-5%,-3%,0) scale(1)}to{transform:translate3d(78%,-20%,0) scale(1.12)}}
@keyframes o-flow-mint{from{transform:translate3d(8%,-4%,0) scale(1.04)}to{transform:translate3d(-77%,30%,0) scale(1.15)}}
@keyframes o-flow-pink{from{transform:translate3d(-5%,0,0)}to{transform:translate3d(75%,20%,0)}}
.motion-cover-bottom{display:grid;grid-template-columns:1fr auto;gap:clamp(48px,6vw,110px);padding-bottom:48px}
.cover-fact{display:flex;flex-direction:column;align-items:flex-start;gap:13px}
.cover-fact span{font-size:11px;letter-spacing:.12em;font-weight:600}
.cover-fact strong{font-size:clamp(19px,1.55vw,25px);line-height:1.48;letter-spacing:-.035em;font-weight:500}
.cover-fact .cover-role-line{display:flex;align-items:center;gap:clamp(14px,1.8vw,28px);white-space:nowrap}
.cover-role-line span{font-size:inherit;letter-spacing:inherit;font-weight:inherit}
.cover-role-line i{font:300 1.3em/1 Arial,sans-serif;color:#7899d3}
.scroll-cue{display:flex;justify-content:space-between;border-top:1px solid #bdd3f1;padding-top:14px;font-size:11px;letter-spacing:.08em}
.scroll-cue span:last-child{font-size:21px;line-height:1}
.motion-reveal{background:linear-gradient(180deg,#eaf3ff 0%,#fff 44%,#c1e1ff 100%);color:var(--ink)}
.intro-slide{min-height:100vh;padding-top:125px;padding-bottom:44px;display:flex;flex-direction:column;justify-content:space-between}
.story-kicker{padding-top:15px;border-top:1px solid #aac9f3;color:var(--blue)}
.intro-profile{--profile-column-gap:clamp(32px,4vw,80px);position:relative;isolation:isolate;padding-top:clamp(72px,9vh,120px);padding-bottom:50px}
.intro-profile:before{content:"";position:absolute;z-index:-2;top:0;bottom:0;left:50%;width:100vw;transform:translateX(-50%);background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,0) 42%,rgba(255,255,255,.68) 76%,#fff 100%),linear-gradient(105deg,#afcff5 0%,#c1dbfb 42%,#c8dffc 100%)}
.intro-profile:after{content:"";position:absolute;z-index:-1;inset:0;left:50%;width:100vw;transform:translateX(-50%);pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.22) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.22) 1px,transparent 1px);background-size:150px 150px;mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 76%)}
.intro-profile .story-kicker{border-color:rgba(255,255,255,.7);color:#1551b1}
.profile-layout{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--profile-column-gap);align-items:stretch;flex:1;min-height:0;padding:clamp(18px,2.2vh,32px) 0 clamp(10px,2vh,24px)}
.profile-art{position:relative;min-height:0;margin:0;transform-origin:50% 75%;will-change:transform}
.profile-art img{position:absolute;left:47%;top:-4%;height:108%;width:auto;max-width:none;transform:translateX(-50%);object-fit:contain;filter:none;mask-image:linear-gradient(180deg,#000 0%,#000 64%,rgba(0,0,0,.82) 80%,transparent 100%);animation:profile-portrait-drift 12s ease-in-out infinite alternate}
@keyframes profile-portrait-drift{from{transform:translate3d(-50%,-5px,0)}to{transform:translate3d(-50%,8px,0)}}
.profile-copy{min-width:0;display:flex;flex-direction:column;justify-content:center;color:#0f1d36}
.profile-eyebrow,.directions-header>p{font-size:11px;letter-spacing:.16em;color:var(--blue);margin-bottom:15px}
.profile-copy h2,.directions-header h2{font-size:clamp(40px,4vw,68px);letter-spacing:-.055em;line-height:1.16;font-weight:500}
.profile-copy h2 span{color:#0c48c3}
.profile-intro{max-width:665px;margin-top:26px;font-size:clamp(14px,1.08vw,16px);line-height:1.85;color:#355476}
.profile-facts{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:30px;padding:20px 0;border-top:1px solid rgba(255,255,255,.75);border-bottom:1px solid rgba(255,255,255,.75)}
.profile-facts div{display:flex;align-items:baseline;gap:15px;white-space:nowrap}
.profile-facts strong{color:var(--blue);font:500 clamp(26px,2.3vw,36px)/1.25 Arial,sans-serif;letter-spacing:-.055em}
.profile-facts span{color:#355476;font-size:12px}
.profile-marquee{position:relative;width:100vw;flex:none;overflow:hidden;margin:clamp(20px,2.5vh,32px) 0 clamp(18px,2.2vh,28px) calc(50% - 50vw);color:var(--ink);font:500 clamp(72px,min(8.8vw,12vh),160px)/1.08 Arial,Helvetica,sans-serif;letter-spacing:-.055em;user-select:none}
.profile-marquee-track{display:flex;width:max-content;animation:profile-marquee-scroll 46s linear infinite;will-change:transform}
.profile-marquee-group{display:flex;flex:none;align-items:baseline;gap:.28em;padding-right:.28em;white-space:nowrap}
.profile-marquee-group em{color:var(--blue);font-weight:400;font-style:inherit}
.profile-marquee-group b{font-weight:400}
@keyframes profile-marquee-scroll{to{transform:translate3d(-50%,0,0)}}
html.motion-ready .intro-profile:not(.is-visible) .profile-marquee-track{animation-play-state:paused}
.profile-marquee:hover .profile-marquee-track{animation-play-state:paused}
.experience-section{position:relative;background:#fff;padding:clamp(80px,9vw,144px) 0 clamp(88px,8vw,128px)}
.experience-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:clamp(44px,5vw,72px)}
.experience-heading p{font-size:11px;letter-spacing:.13em;font-weight:600;color:var(--blue);margin-bottom:16px}
.experience-heading h2{font-size:clamp(34px,3.2vw,48px);line-height:1.2;font-weight:500;letter-spacing:-.04em;color:var(--ink)}
.experience-heading>span{font:400 13px/1.5 Arial,sans-serif;letter-spacing:.08em;color:#5276a1}
.profile-history{--history-column-gap:clamp(20px,2.2vw,40px);position:relative;z-index:1;flex:none;margin:0 0 clamp(20px,3vh,32px)}
.profile-history>p{margin-bottom:14px;color:var(--blue);font-size:10px;font-weight:700;letter-spacing:.13em}
/* Keep all five stages within the same outer edges as the profile above. */
.profile-history ol{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--history-column-gap);list-style:none;margin:0;padding:0}
.profile-history li{position:relative;min-width:0;padding:0;color:#233c62}
.profile-history li:before{content:"";position:absolute;top:32px;left:0;right:calc(-1 * var(--history-column-gap));height:1px;background:rgba(255,255,255,.88)}
.profile-history li:last-child:before{right:0;background:linear-gradient(90deg,rgba(255,255,255,.88),rgba(255,255,255,.2))}
.profile-history li:after{content:"";position:absolute;top:28px;left:0;width:9px;height:9px;border:2px solid #f2f8ff;border-radius:50%;background:var(--blue);box-shadow:0 0 0 1px rgba(91,138,203,.5)}
.profile-history time{display:block;margin-bottom:25px;color:#5276a1;font:500 clamp(11px,.9vw,14px)/20px Arial,sans-serif;letter-spacing:.025em;white-space:nowrap}
.history-project{min-width:0}
.history-project h3{font-size:clamp(15px,1.15vw,18px);line-height:1.4;font-weight:500;letter-spacing:0}
.history-project>p{min-height:4.95em;margin-top:8px;color:#5276a1;font-size:12px;line-height:1.65}
.profile-history .history-role{display:block;margin-top:8px;color:#355476;font-size:11px;line-height:1.6}
.experience-section .profile-history{margin:0}
.experience-section .profile-history li:before{top:32px;background:#c6d9f3}
.experience-section .profile-history li:last-child:before{background:linear-gradient(90deg,#c6d9f3,transparent)}
.experience-section .profile-history li:after{top:28px;border-color:#fff}
.experience-section .profile-history time{font-size:clamp(12px,.95vw,14px);line-height:20px;margin-bottom:32px}
.experience-section .history-project h3{font-size:clamp(16px,1.15vw,18px);line-height:1.5}
.experience-section .history-project>p{margin-top:14px;font-size:13px;line-height:1.85;min-height:5.55em}
.experience-section .profile-history .history-role{margin-top:16px;font-size:12px;line-height:1.8}
.profile-next{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:14px;border-top:1px solid rgba(255,255,255,.75);color:var(--blue);font-size:11px;letter-spacing:.08em}
.profile-next span{font:400 21px/1 Arial,sans-serif}
.intro-directions{display:flex;flex-direction:column;padding:clamp(44px,5vw,80px) 0 clamp(88px,8vw,128px)}
.directions-header{display:grid;grid-template-columns:1fr auto;align-items:end;column-gap:50px;margin:25px 0 30px}
.directions-header>p{grid-column:1/-1}
.directions-header>span{display:block;max-width:250px;font-size:12px;color:#586779;line-height:1.9;padding-bottom:8px}
.direction-list{border-top:1px solid #aac9f3;margin-top:auto}
.direction-item{display:grid;grid-template-columns:70px 250px 1fr 280px;gap:26px;align-items:center;border-bottom:1px solid #cddff5;min-height:118px;padding:18px 0}
.direction-item>span{font:500 13px Arial,sans-serif;color:var(--blue)}
.direction-item h3{font-size:26px;font-weight:500;letter-spacing:-.04em}
.direction-item p{font-size:13px;line-height:1.8;color:var(--ink)}
.direction-item small{font-size:11px;line-height:1.75;color:#60728e}
.next-cue{display:flex;justify-content:space-between;font-size:11px;letter-spacing:.08em;color:var(--blue);margin-top:22px}
.next-cue span{font-size:20px;line-height:1}
.footer{background:linear-gradient(180deg,#fff 0%,#c1e1ff 100%)}
html.motion-ready .motion-intro{height:360vh}
html.motion-ready .motion-stage{position:sticky;top:0;height:100vh;overflow:hidden}
html.motion-ready .motion-cover{position:absolute;inset:0;min-height:0;height:100vh;z-index:3;pointer-events:none}
html.motion-ready .motion-reveal{position:absolute;inset:0;z-index:2;clip-path:inset(50% 50% 50% 50% round 999px);will-change:clip-path}
html.motion-ready .intro-slide{position:absolute;inset:0;min-height:0;height:100%;opacity:0;pointer-events:none;will-change:opacity}
html.motion-ready .intro-profile.is-visible{pointer-events:auto}
html.motion-ready .intro-mark{transform:translate3d(0,0,0) scale(1)}
html.motion-ready .word-leading,html.motion-ready .word-trailing,html.motion-ready .motion-wireframe,html.motion-ready .motion-topline,html.motion-ready .motion-cover-bottom,html.motion-ready .scroll-cue{will-change:opacity,transform}
@media(min-width:1600px){.motion-cover{padding-top:9vh}.intro-profile{padding-top:9vh}.direction-item{grid-template-columns:80px 285px 1fr 330px;min-height:136px}.direction-item h3{font-size:31px}}
@media(max-height:800px) and (min-width:1000px){.motion-cover{padding-top:70px;padding-bottom:23px}.motion-cover-bottom{padding-bottom:25px}.intro-slide{padding-top:104px;padding-bottom:22px}.intro-profile{padding-top:70px;padding-bottom:23px}.profile-layout{padding:18px 0 14px}.profile-copy h2,.directions-header h2{font-size:43px}.profile-intro{margin-top:14px;font-size:13px;line-height:1.7}.profile-facts{margin-top:16px;padding:11px 0}.profile-facts strong{font-size:26px}.profile-history{margin:0 0 18px}.profile-history>p{margin-bottom:10px}.profile-history time{font-size:11px;line-height:18px;margin-bottom:21px}.profile-history li:before{top:29px}.profile-history li:after{top:25px}.history-project h3{font-size:14px;line-height:20px}.history-project>p{margin-top:6px;font-size:11px;line-height:17px;min-height:51px}.profile-history .history-role{margin-top:6px;font-size:10.5px;line-height:16px}.directions-header{margin:15px 0 20px}.direction-item{min-height:90px;padding:10px 0}.direction-item h3{font-size:22px}.next-cue{margin-top:12px}}
@media(min-height:801px) and (max-height:950px) and (min-width:1000px){.profile-layout{padding-top:16px;padding-bottom:20px}.profile-eyebrow{margin-bottom:12px}.profile-intro{margin-top:18px}.profile-facts{margin-top:20px;padding-top:14px;padding-bottom:14px}.profile-history{margin-bottom:22px}}
@media(max-width:1200px){.design-word{font-size:clamp(115px,13.3vw,164px)}.intro-profile{--profile-column-gap:42px}.profile-copy h2,.directions-header h2{font-size:42px}.profile-facts{gap:10px}.profile-facts div{gap:8px}.profile-facts span{font-size:10px}.direction-item{grid-template-columns:40px 190px 1fr 210px;gap:17px}}
@media(max-width:900px){.motion-cover{padding-top:72px}.motion-cover-bottom{grid-template-columns:1fr;gap:20px}.design-word{font-size:clamp(65px,12vw,108px)}.profile-layout{grid-template-columns:1fr;gap:22px}.profile-art{height:52vh;min-height:370px}.profile-copy{padding-bottom:20px}.profile-facts div{flex-direction:column;gap:3px}.direction-item{grid-template-columns:35px 155px 1fr;gap:12px}.direction-item small{grid-column:3}.directions-header{display:block}.directions-header>span{margin-top:12px}.intro-slide{padding-top:110px}.intro-profile{padding-top:72px;padding-bottom:50px}}
@media(prefers-reduced-motion:reduce){.intro-mark,.motion-reveal,.intro-slide,.profile-marquee-track{will-change:auto!important}.o-visual:before,.o-visual:after,.o-flow-pink,.profile-art img,.profile-marquee-track{animation:none!important}.motion-intro{height:auto!important}.motion-stage{position:relative!important;height:auto!important;overflow:visible!important}.motion-cover{position:relative!important;height:auto!important;min-height:100vh!important;pointer-events:auto!important}.motion-reveal{position:relative!important;clip-path:none!important}.intro-slide{position:relative!important;height:auto!important;min-height:85vh!important;opacity:1!important;visibility:visible!important}}

/* 英文滚动条统一使用斜体。 */
.profile-marquee-group{font-style:italic}