:root{--ink:#113e42;--deep:#093c42;--teal:#236b70;--mint:#c6eeE6;--line:#d8e2df;--paper:#fcfdfb}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Hiragino Kaku Gothic ProN','Noto Sans JP','Yu Gothic',sans-serif;font-size:16px;line-height:1.9}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid #bf872f;outline-offset:5px}header{min-height:102px;max-width:1600px;margin:auto;padding:22px 5%;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-family:Georgia,serif;font-size:32px;line-height:1.2;font-weight:700;letter-spacing:-1px}.brand span{display:block;font-family:sans-serif;font-size:12px;font-weight:400;letter-spacing:.12em;margin-top:7px}nav{display:flex;gap:34px;font-size:1.05rem}nav a{padding:8px 0;border-bottom:1px solid transparent}nav a:hover{border-color:var(--teal)}.hero{display:grid;grid-template-columns:46% 54%;min-height:710px;max-width:1800px;margin:auto;background:#ecf4f0}.hero-copy{padding:66px 10% 27px 11%}.eyebrow{font-size:12px;letter-spacing:.16em;font-weight:600;margin:0 0 26px}.hero .eyebrow{font-size:11px;letter-spacing:.1em}h1{font-size:clamp(40px,4.2vw,68px);font-weight:500;line-height:1.45;letter-spacing:.055em;margin:0 0 22px}p{margin:0 0 22px}.lead{font-size:22px;line-height:1.7;letter-spacing:.06em}.intro{font-size:15px;color:#466366;line-height:2.1}.button{display:inline-flex;gap:55px;justify-content:space-between;align-items:center;background:var(--ink);color:white;padding:14px 24px;margin-top:6px;font-size:15px}.button:hover{background:#226a6f}.button span{font-size:22px}.hero-bottom{border-top:1px solid #c8d7d0;display:flex;justify-content:space-between;gap:15px;margin-top:48px;padding-top:18px;font-size:12px}.hero-bottom span:last-child{font-size:10px;letter-spacing:.1em}.hero-visual{position:relative;margin:0;overflow:hidden;background:#124e54;min-height:650px}.hero-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.hero-visual:after{content:'';position:absolute;inset:50% 0 0;background:linear-gradient(transparent,rgba(0,30,35,.8));pointer-events:none}.hero-visual figcaption{position:absolute;z-index:1;bottom:13px;left:30px;right:22px;font-size:11px;color:#d5ebe7}.image-label{position:absolute;z-index:1;left:40px;bottom:78px;color:#fff;font-family:Georgia,serif;font-size:clamp(28px,3vw,48px);line-height:1.25;letter-spacing:.02em}.section{max-width:1320px;margin:auto;padding:110px 6%}.research{display:grid;grid-template-columns:1fr 1fr;gap:8%}h2{font-weight:500;font-size:clamp(28px,2.8vw,40px);line-height:1.65;letter-spacing:.025em;margin:0}.body-copy p{color:#486164}.body-copy .large{font-size:22px;line-height:1.7;color:var(--ink);margin-bottom:26px}.research-focus{border-top:1px solid var(--line);padding-top:24px;margin-top:32px}.research-focus span{display:block;font-size:12px;color:var(--teal);margin-bottom:9px}.research-focus strong{font-size:17px;font-weight:500}.research-focus p{font-size:1.05rem;margin-top:12px;margin-bottom:0}.features{padding-top:45px}.features .section-heading{margin-bottom:42px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.cards article{border-top:1px solid #698d89;padding:28px 0 0;position:relative}.number{font:italic 43px Georgia,serif;color:#4e8981;float:right;line-height:1}.card-en{font-size:12px;letter-spacing:.13em;margin:10px 0 30px}h3{font-size:19px;font-weight:500;line-height:1.6;margin:0 0 17px}.cards article p:last-child{font-size:15px;color:#4b6568}.beauty{display:grid;grid-template-columns:1fr 1fr;background:var(--deep);color:#f2f7f4}.beauty-image{position:relative;min-height:690px;overflow:hidden}.beauty-image img{width:100%;height:100%;object-fit:cover;position:absolute;filter:saturate(.6) brightness(.7);transform:scale(1.15)}.beauty-image span{position:absolute;bottom:60px;left:10%;font-family:Georgia,serif;font-size:clamp(28px,3vw,44px);line-height:1.4}.beauty-copy{padding:75px 11%}.beauty-copy .eyebrow{color:#a7d7ce}.beauty-copy h2{margin-bottom:25px}.beauty-copy>p:not(.eyebrow){color:#c0d7d6;font-size:15px}.steps{list-style:none;padding:0;margin:30px 0}.steps li{display:flex;gap:25px;padding:19px 0;border-top:1px solid #386269}.steps li>span{color:#a7d7ce;font:italic 23px Georgia,serif}.steps h3{font-size:18px;margin:0 0 5px}.steps p{font-size:1.05rem;color:#c0d7d6;margin:0}.beauty-copy p.note{font-size:12px;line-height:1.9;margin:0}.source{display:grid;grid-template-columns:1fr 2fr;padding-top:75px;padding-bottom:75px;gap:30px}.source h2{font-size:25px;margin-bottom:30px}.source a{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-top:1px solid var(--line);font-size:1.05rem}.source a:hover{color:#258c82}.source a span{white-space:nowrap;font-size:12px}footer{border-top:1px solid var(--line);padding:42px 6%;display:flex;align-items:center;justify-content:space-between;gap:25px}footer p,footer>a:last-child{font-size:12px;margin:0}footer .brand{font-size:29px}.skip{position:absolute;top:-100px;background:white;padding:10px;z-index:5}.skip:focus{top:0}@media(min-width:1800px){.hero-copy{padding-left:16%}}@media(max-width:900px){header{padding:20px 5%;flex-wrap:wrap;gap:17px}.hero{grid-template-columns:1fr 1fr}.hero-copy{padding:42px 9%}.hero .eyebrow{font-size:10px}h1{font-size:42px}.hero-visual{min-height:650px}.desktop{display:none}.hero-bottom{display:none}.research{gap:6%}.section{padding:75px 6%}.cards{gap:22px}.beauty-copy{padding:55px 9%}.source{grid-template-columns:1fr}.source .eyebrow{margin-bottom:0}footer p{display:none}}@media(max-width:640px){html{scroll-padding-top:20px}header{padding:20px 6%}.brand{font-size:30px}nav{width:100%;gap:0;justify-content:space-between;font-size:1.05rem;border-top:1px solid var(--line);padding-top:8px}.hero{display:flex;flex-direction:column}.hero-copy{padding:38px 7% 40px}.hero .eyebrow{font-size:10px;margin-bottom:23px}h1{font-size:clamp(36px,10vw,53px);line-height:1.5}.lead{font-size:20px}.intro{font-size:16px}.button{margin-top:4px}.hero-visual{min-height:460px}.hero-visual img{object-position:center}.hero-visual figcaption{left:22px;font-size:10px}.image-label{left:25px;bottom:70px;font-size:35px}.section{padding:66px 7%}.research{grid-template-columns:1fr;gap:33px}.eyebrow{margin-bottom:18px}h2{font-size:29px}.body-copy .large{font-size:21px}.cards{grid-template-columns:1fr;gap:25px}.features{padding-top:12px}.features .section-heading{margin-bottom:31px}.cards article{padding-top:22px}.card-en{margin-bottom:22px}.cards article p:last-child{font-size:16px}.beauty{display:flex;flex-direction:column}.beauty-image{min-height:360px}.beauty-image span{left:7%;bottom:38px;font-size:33px}.beauty-copy{padding:48px 7%}.beauty-copy>p:not(.eyebrow){font-size:16px}.beauty-copy p.note{font-size:12px}.source{gap:10px;padding-top:50px;padding-bottom:50px}.source h2{font-size:23px}.source a{flex-direction:column;gap:4px}.source a span{font-size:12px}footer{padding:30px 7%;align-items:flex-end}footer .brand{font-size:25px}footer .brand span{font-size:10px;letter-spacing:0}footer>a:last-child{font-size:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.official-link{font-size:1.05rem;line-height:1.6;border:1px solid var(--teal);padding:10px 14px}.official-link:hover{background:var(--ink);color:white}.footer-official{font-size:1.05rem;text-decoration:underline;text-underline-offset:5px}@media(max-width:1100px){header{flex-wrap:wrap}header nav{order:3;width:100%;justify-content:space-between}}@media(max-width:640px){header .official-link{font-size:1.05rem;width:100%;text-align:center}header nav{order:0}footer{flex-wrap:wrap}.footer-official{width:100%;order:3}}

.research-video{margin:32px 0 0;width:100%;min-width:0}.research-video video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#123e42;border-radius:4px}.research-video figcaption{font-size:13px;color:#486164;margin-top:9px}.research .section-heading{min-width:0}

/* External destinations remain readable and wrap on narrow screens. */
header{flex-wrap:wrap}header .external-links{flex-basis:100%;justify-content:flex-end}.external-links{display:flex;flex-wrap:wrap;gap:12px 24px;min-width:0}.external-links a{font-size:1.05rem;overflow-wrap:anywhere}.footer-official{line-height:1.8}footer{flex-wrap:wrap}footer .external-links{flex:1;justify-content:center}@media(max-width:640px){header .external-links{gap:10px}header .external-links a{width:100%;text-align:center}footer .external-links{flex-basis:100%;order:3;flex-direction:column;gap:12px}.external-links .footer-official{width:auto;order:initial}}
