*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:#1d2b2a;background:#fff;font-family:"DM Sans",Arial,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}.wrap{max-width:1190px;margin:auto;padding-left:32px;padding-right:32px}.site-header{height:86px;background:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid #e9edeb}.header-inner{height:100%;max-width:1340px;margin:auto;padding:0 32px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:14px}.brand-mark{font:800 42px Manrope;letter-spacing:-5px}.accent{color:#87a995}.brand-words{display:flex;flex-direction:column;gap:4px}.brand-words strong{font:800 17px Manrope;letter-spacing:1.5px}.brand-words small{font-size:8px;letter-spacing:1.1px;color:#66746f}.nav{display:flex;align-items:center;gap:27px;height:100%}.nav>a,.nav-group>a{font-size:11px;font-weight:700;letter-spacing:.8px;padding:35px 0}.nav a:hover,.nav .active{color:#477b62}.nav-group{position:relative;height:100%;display:flex;align-items:center}.dropdown{display:none;position:absolute;top:75px;left:-15px;background:#fff;box-shadow:0 12px 30px #0002;min-width:145px;padding:9px 0}.dropdown a{display:block;padding:12px 18px;font-size:12px}.nav-group:hover .dropdown,.nav-group:focus-within .dropdown{display:block}.menu-toggle{display:none;background:none;border:0;font-size:26px}.hero{height:min(620px,65vh);min-height:420px;position:relative;background:#1c3431}.slides,.slide{position:absolute;inset:0}.slide{display:none;background-image:linear-gradient(90deg,rgba(9,24,23,.77),rgba(9,24,23,.18)),var(--photo);background-size:cover;background-position:center}.slide.active{display:flex;align-items:end}.slide-content{max-width:1190px;width:100%;margin:0 auto;padding:0 32px 90px;color:white}.eyebrow,.section-kicker{font-size:11px;letter-spacing:2px;font-weight:700;color:#729c88}.eyebrow{color:#d2e3d8}.slide h1{font:700 clamp(34px,4.2vw,66px) Manrope;letter-spacing:-2px;line-height:1.15;max-width:770px;margin:18px 0}.slide p{font-size:15px;line-height:1.8;max-width:600px;color:#e7efeb}.explore{display:inline-block;font-size:11px;letter-spacing:1.4px;margin-top:22px;border-bottom:1px solid #fff;padding-bottom:9px}.hero-controls{position:absolute;right:6%;bottom:35px;display:flex;align-items:center;gap:15px}.hero-controls button{background:transparent;color:white;border:0;font-size:24px}.indicators{display:flex;gap:8px}.indicators .dot{background:#ffffff70;width:7px;height:7px;border-radius:50%;padding:0}.indicators .dot.active{background:white}.slide-count{position:absolute;left:6%;bottom:30px;color:white;font-size:12px;letter-spacing:2px}.updates{padding-top:85px;padding-bottom:105px}.updates h2,.page-intro h1{font:750 clamp(34px,4vw,54px) Manrope;letter-spacing:-2px;margin:12px 0 38px}.columns{display:grid;grid-template-columns:1fr 1fr;gap:65px}.feed-heading{display:flex;align-items:center;justify-content:space-between;border-bottom:2px solid #253e34;padding-bottom:18px}.feed-heading h3{font:700 26px Manrope;margin:0}.feed-heading a{font-size:10px;font-weight:700;letter-spacing:1px}.feed-item{display:block;border-bottom:1px solid #e3e8e4;padding:18px 0}.feed-item time,.feed-item small{display:block;font-size:11px;color:#819089;margin-bottom:7px}.feed-item span{font-size:14px;line-height:1.5}.placeholder-note,.muted{color:#8b9993;font-size:13px}.placeholder-note{margin-top:35px}.page-intro{padding-top:75px;padding-bottom:45px}.page-intro h1{margin-bottom:16px}.page-intro p{color:#697770}.content-stack{padding-bottom:100px}.content-section{border-top:1px solid #dbe3dd;padding:60px 0}.content-section h2,.profile-detail h2{font:700 32px Manrope;letter-spacing:-1px}.content-section p{line-height:1.9}.lead{font-size:20px}.timeline{border-left:2px solid #8cac99;padding-left:25px}.timeline div{margin:22px 0}.research-block{display:grid;grid-template-columns:42% 1fr;gap:45px;align-items:center;padding:30px 0;scroll-margin-top:110px}.research-block img{width:100%;height:265px;object-fit:cover}.research-block h3{font:700 27px Manrope}.research-block p{line-height:1.8;color:#68776f}.member-tabs{display:flex;gap:25px;border-bottom:1px solid #d9e1db;padding:12px 0 20px}.member-tabs a{font-weight:700;font-size:13px;color:#819087}.member-tabs .selected{color:#2e5d47}.prof-profile,.person-row{display:flex;gap:36px;align-items:center;padding:35px 0}.prof-profile h2{font:700 30px Manrope}.prof-profile p,.person-row p{color:#6e7d75;font-size:14px}.portrait{background:#edf1ee;color:#87968e;width:225px;height:280px;display:grid;place-items:center;flex-shrink:0;font-size:12px;letter-spacing:1px}.portrait.small{width:145px;height:170px}.person-row{border-bottom:1px solid #e4eae6}.person-row h3{font-size:20px}.profile-detail{border-top:1px solid #e4eae6;padding:30px 0}.profile-detail h2{font-size:23px;margin-top:36px}.profile-detail p{color:#819087}.listing{padding-bottom:110px;min-height:350px}.news-table-head,.news-row{display:grid;grid-template-columns:1fr 135px;gap:20px;padding:20px 12px;border-bottom:1px solid #e1e7e3}.news-table-head{font-size:11px;color:#8b9993;border-top:2px solid #304f40}.news-row:hover{background:#f7f9f7}.news-row time{font-size:12px;color:#83918a;text-align:right}.news-row .icons{color:#668d77;margin-left:9px}.pin{font-size:10px;background:#e4efe8;color:#37684c;padding:4px 7px;margin-right:9px}.pagination{padding:30px;text-align:center}.pagination button{border:1px solid #dce4df;background:white;padding:7px 12px;margin:0 4px}.pagination .selected{background:#2e5542;color:#fff}.article-view{padding-top:70px;padding-bottom:120px;max-width:900px;min-height:65vh}.article-view h1{font:700 34px Manrope}.article-meta{color:#83918a;font-size:13px;border-bottom:1px solid #dbe3de;padding-bottom:25px}.article-body{line-height:2;padding:35px 0}.article-body img{max-width:100%;max-height:460px;object-fit:contain;display:block;margin:25px 0}.attachment{display:block;margin:8px 0;color:#356b50;text-decoration:underline}.back-button{display:inline-block;border:1px solid #ccd8d0;padding:12px 20px;margin-top:30px}.pub-year{border-top:2px solid #304f40;padding:30px 0}.pub-year h2{font:700 32px Manrope}.pub-item{padding:17px 0;border-bottom:1px solid #e4eae6}.pub-item h3{font-size:16px;margin:0 0 9px}.pub-item p{color:#75837b;font-size:13px;margin:6px 0}.pub-item a{color:#377456;text-decoration:underline}.scholar-link{padding:16px;background:#f3f7f4;color:#66776c;margin-bottom:30px;font-size:13px}.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;padding-bottom:65px}.map-placeholder{background:#eaf0eb;min-height:300px;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#6b8574;text-align:center;padding:30px}.map-placeholder span{font:700 28px Manrope}.contact-details{display:grid;gap:20px}.contact-details small{color:#64836d;letter-spacing:1.4px;font-size:10px}.contact-details h2{font-size:19px}.contact-details p{color:#6f7e75}.footer-inner{display:flex;justify-content:space-between;gap:30px;padding-top:34px;padding-bottom:34px;color:#7a8981;font-size:12px}.footer-inner strong{font:800 20px Manrope;color:#284738;margin-right:12px}footer{background:#f5f7f5;border-top:1px solid #e5ebe7}@media(max-width:850px){.site-header{height:72px}.menu-toggle{display:block}.nav{display:none;position:absolute;top:72px;left:0;right:0;height:auto;background:#fff;padding:12px 25px 25px;box-shadow:0 10px 20px #0001;align-items:stretch;flex-direction:column;gap:0}.nav.open{display:flex}.nav>a,.nav-group>a{padding:14px 0}.nav-group{height:auto;display:block}.dropdown{display:block;position:static;box-shadow:none;padding:0 0 0 15px}.dropdown a{padding:8px}.hero{height:520px}.columns{gap:30px}.research-block{grid-template-columns:1fr;gap:10px}}@media(max-width:620px){.wrap,.header-inner{padding-left:20px;padding-right:20px}.brand-words small{font-size:6px}.brand-mark{font-size:33px}.hero{min-height:470px;height:67vh}.slide-content{padding:0 24px 95px}.slide h1{font-size:35px;letter-spacing:-1px}.slide p{font-size:13px}.columns,.contact-grid{grid-template-columns:1fr;gap:45px}.updates{padding-top:55px}.page-intro{padding-top:50px}.prof-profile{align-items:flex-start;flex-direction:column}.portrait{width:180px;height:210px}.portrait.small{width:100px;height:125px}.person-row{gap:18px}.person-row h3{font-size:17px}.person-row p{font-size:12px}.footer-inner{flex-direction:column}.news-table-head,.news-row{grid-template-columns:1fr 90px}.research-block img{height:210px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* v3: outlined research topics and deep-link emphasis */
.research-card{border:1px solid #d7e4db;border-radius:10px;padding:26px;margin:20px 0;transition:border-color .25s,background-color .25s,box-shadow .25s;scroll-margin-top:112px}
.research-card:target{border:2px solid #438466;background:#f0f7f2;box-shadow:0 0 0 4px rgba(67,132,102,.13)}
.research-card img{border-radius:5px}
.member-category{border-top:1px solid #dbe3dd;padding:32px 0 44px}
.member-category h2{font:700 25px Manrope;margin:0 0 10px}
.member-category .person-row{padding:18px 0 25px}
@media(max-width:620px){.research-card{padding:16px}.member-tabs{gap:16px;flex-wrap:wrap}.member-category h2{font-size:21px}}

/* v4: real SESL branding and independent schematic cards */
.brand-logo{display:block;width:235px;max-width:100%;height:auto;object-fit:contain}
.brand{flex-shrink:0}.nav{gap:21px}.header-inner{max-width:1380px}
.research-topic-v4{display:block;padding:32px;margin:26px 0 38px;scroll-margin-top:116px}
.research-topic-v4 h3{font:700 clamp(21px,2.4vw,29px) Manrope,Arial,sans-serif;margin:0 0 7px}
.research-topic-v4 .research-en{color:#678171;font-size:14px;margin:0 0 22px}
.research-topic-v4 img{display:block;width:100%;height:auto;max-height:none;aspect-ratio:1200/580;object-fit:contain;border:1px solid #e2ebe5;border-radius:6px;background:#f4f7f5}
.research-topic-v4 .research-summary{font-size:15px;color:#44594d;line-height:1.8;margin:19px 0 0}
.research-topic-v4:target{border:2px solid #438466;background:#f0f7f2;box-shadow:0 0 0 4px rgba(67,132,102,.13)}
@media(max-width:1040px){.brand-logo{width:190px}.nav{gap:14px}.nav>a,.nav-group>a{font-size:10px}}
@media(max-width:850px){.brand-logo{width:205px}}
@media(max-width:620px){.brand-logo{width:185px}.research-topic-v4{padding:17px}.research-topic-v4 .research-summary{font-size:13px}}

/* Revised v4: restore v3 typography, spacing and outlined topic-card styling. */
.brand-logo{display:none}
.brand-words small{letter-spacing:.45px;font-size:7px;white-space:nowrap}
.header-inner{max-width:1340px}.nav{gap:27px}
.research-topic-v4{padding:26px;margin:20px 0 30px}
.research-topic-v4 h3{font:700 25px Manrope,Arial,sans-serif;letter-spacing:-.5px;margin:0 0 18px}
.research-topic-v4 img{width:100%;height:330px;aspect-ratio:auto;object-fit:cover;border:0;border-radius:5px}
.research-topic-v4 .research-summary{font-size:14px;line-height:1.8;margin:18px 0 0}
.slide h1{font-size:clamp(34px,4.2vw,66px);letter-spacing:-1.5px}
@media(max-width:1040px){.nav{gap:14px}}
@media(max-width:620px){.research-topic-v4{padding:16px}.research-topic-v4 img{height:210px}.brand-words small{font-size:6px}}


/* Faculty-feedback layout — keeps v3 header, palette and research cards. */
html{scrollbar-gutter:stable}
body{font-family:"DM Sans","Noto Sans KR",Arial,sans-serif}
.greeting-hero{height:355px;position:relative;background:#182923 url("/assets/hero-soil.jpg") center 49%/cover no-repeat;color:#fff}
.greeting-hero-shade{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(8,20,18,.78) 0%,rgba(8,20,18,.45) 42%,rgba(255,255,255,.08) 68%,#fff 100%)}
.greeting-hero-inner{position:relative;padding-top:105px}
.hero-overline{font-size:11px;font-weight:700;letter-spacing:2px;color:#e3f0e9}
.greeting-hero h1{font:800 clamp(50px,7vw,82px) Manrope,Arial,sans-serif;letter-spacing:-4px;line-height:1.1;margin:12px 0 5px}
.hero-period{color:#b7dac2}
.greeting-hero p{font-size:16px;font-weight:500;margin:0}
.home-greeting{padding-top:12px;padding-bottom:88px}
.home-greeting h2{font:750 clamp(30px,3.3vw,44px) Manrope;margin:12px 0 16px}
.home-greeting>p{max-width:780px;line-height:1.9;margin:8px 0;font-size:15px}
.home-news{padding-bottom:105px}
.home-section-header{display:flex;justify-content:space-between;align-items:end;border-bottom:2px solid #294737;padding-bottom:16px;margin-bottom:16px}
.home-section-header h2{font:750 38px Manrope;margin:10px 0 0}
.home-section-header>a{font-size:11px;letter-spacing:1px;font-weight:700;padding-bottom:5px}
.home-news-text{margin-bottom:23px}
.home-news-text-row{display:flex;align-items:center;justify-content:space-between;gap:25px;border-bottom:1px solid #e2e8e3;padding:17px 8px;font-size:15px}
.home-news-text-row:hover{background:#f7faf8}
.home-news-text-row time{flex-shrink:0;color:#829087;font-size:12px}
.home-news-images{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.home-news-image-card{border:1px solid #e2e9e4;background:#fff;overflow:hidden;transition:box-shadow .2s,transform .2s}
.home-news-image-card:hover{box-shadow:0 9px 28px #14291b18;transform:translateY(-2px)}
.home-news-image-card img{width:100%;height:195px;object-fit:cover;display:block}
.home-news-image-body{padding:18px 18px 22px}
.home-news-image-body h3{font-size:15px;line-height:1.5;font-weight:700;margin:0 0 14px}
.home-news-image-body time{font-size:12px;color:#83918a}
.research-interest-scroll{height:342px;overflow-y:auto;overscroll-behavior:contain;border:1px solid #dbe5de;border-radius:9px;scrollbar-color:#a6bdae #f0f4f0}
.research-interest-row{display:flex;gap:23px;padding:16px 23px;border-bottom:1px solid #e5ebe7;align-items:start;min-height:67px}
.research-interest-row:last-child{border-bottom:0}
.research-interest-number{font:700 12px Manrope;color:#729581;margin-top:3px}
.research-interest-row strong{display:block;font-size:15px;line-height:1.45}
.research-interest-row small{display:block;font-size:12px;color:#829087;margin-top:4px}
.research-topics-heading{margin-top:75px}
.research-topics-heading h2{margin-top:10px}
#publication-list{border-top:2px solid #304f40}
#publication-list .pub-item{padding:25px 6px}
@media(max-width:850px){.greeting-hero{height:325px}.greeting-hero-inner{padding-top:95px}}
@media(max-width:620px){.greeting-hero{height:305px}.greeting-hero-inner{padding-top:85px}.greeting-hero h1{letter-spacing:-2px}.greeting-hero p{font-size:13px}.hero-overline{font-size:9px;letter-spacing:1px}.home-greeting{padding-bottom:58px}.home-news-images{grid-template-columns:1fr;gap:16px}.home-news-image-card img{height:210px}.home-news-text-row{align-items:start}.home-news-text-row time{font-size:10px}.home-section-header h2{font-size:32px}.research-interest-scroll{height:350px}.research-interest-row{padding:16px}}

/* v5 revised — clean soil banner, unlabelled greetings/topics, 4 visible projects */
.greeting-hero{height:365px;background-image:url("/assets/hero-soil-clean.jpg");background-position:center center;background-size:cover}
.greeting-hero-shade{background:linear-gradient(90deg,rgba(13,29,24,.83) 0%,rgba(19,36,29,.55) 43%,rgba(22,37,31,.10) 100%)}
.greeting-hero-inner{padding-top:103px}
.greeting-hero h1{letter-spacing:-2.5px}
.home-greeting{padding-top:53px;padding-bottom:78px;border-bottom:1px solid #edf0ed}
.home-greeting>p:first-child{font-size:21px;font-weight:600;line-height:1.6;color:#263b30;margin:0 0 12px}
.home-greeting>p:last-child{margin-top:0}
.home-news{padding-top:70px}
.research-interest-scroll{height:268px}
.research-interest-row{min-height:67px}
.research-topics-no-heading{margin-top:65px}
@media(max-width:850px){.greeting-hero{height:325px}.greeting-hero-inner{padding-top:90px}}
@media(max-width:620px){.greeting-hero{height:285px;background-position:55% center}.greeting-hero-inner{padding-top:75px}.home-greeting{padding-top:35px;padding-bottom:55px}.home-greeting>p:first-child{font-size:18px}.home-news{padding-top:48px}.research-interest-scroll{height:268px}.research-topics-no-heading{margin-top:40px}}

/* Shared design tokens: edit these values to adjust the entire site */
:root { --sesl-content-width: 1120px; --sesl-page-gutter: clamp(20px, 4vw, 48px); --sesl-body-font: 'DM Sans', sans-serif; --sesl-heading-font: 'Manrope', sans-serif; }
.wrap { width: min(calc(100% - 2 * var(--sesl-page-gutter)), var(--sesl-content-width)); max-width: var(--sesl-content-width); margin-inline: auto; }
body { font-family: var(--sesl-body-font); }
h1,h2,h3,.brand { font-family: var(--sesl-heading-font); }
main { min-height: 55vh; }
footer .footer-inner { align-items: center; }