:root{
  --navy:#071a2b;--navy-2:#0d2944;--blue:#1769e0;--cyan:#2aa9c7;--ice:#f3f7fb;--line:#dbe5ef;
  --text:#172432;--muted:#667788;--white:#fff;--shadow:0 18px 50px rgba(7,26,43,.10);--radius:22px;
  --max:1240px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Pretendard,"Noto Sans KR",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.65}a{color:inherit;text-decoration:none}img,video{max-width:100%;display:block}button,input,textarea,select{font:inherit}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}.section{padding:92px 0}.section-tight{padding:64px 0}.eyebrow{font-size:.77rem;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:var(--blue)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(3rem,6vw,6.2rem);line-height:.96;letter-spacing:-.055em;margin-bottom:28px}h2{font-size:clamp(2rem,3.6vw,3.5rem);line-height:1.08;letter-spacing:-.04em;margin-bottom:18px}h3{font-size:1.2rem;line-height:1.25;letter-spacing:-.015em}.lead{font-size:1.18rem;color:var(--muted);max-width:760px}.muted{color:var(--muted)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(219,229,239,.9)}.nav{height:78px;display:flex;align-items:center;gap:32px}.brand{font-weight:900;letter-spacing:-.03em;font-size:1.05rem;margin-right:auto}.brand small{display:block;color:var(--muted);font-weight:600;font-size:.68rem;letter-spacing:.02em}.nav-links{display:flex;align-items:center;gap:28px;font-size:.85rem;font-weight:760;letter-spacing:.025em}.nav-links a{position:relative}.nav-links a.active:after,.nav-links a:hover:after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;background:var(--blue)}.cv-btn{border:1px solid var(--navy);padding:10px 16px;border-radius:999px}.lang-btn{background:none;border:0;cursor:pointer;font-size:.78rem;color:var(--muted);padding:8px}.menu-btn{display:none;border:0;background:none;font-size:1.35rem}
.hero{min-height:calc(100vh - 78px);display:grid;grid-template-columns:54% 46%;background:var(--ice)}.hero-media{min-height:680px;position:relative;overflow:hidden;background:var(--navy)}.hero-media img,.hero-media video{width:100%;height:100%;object-fit:cover}.hero-media:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,26,43,.14),transparent 44%);pointer-events:none}.hero-copy{padding:clamp(60px,7vw,120px) clamp(42px,6vw,94px);display:flex;flex-direction:column;justify-content:center}.role{font-size:1.08rem;color:var(--blue);font-weight:780;margin-bottom:8px}.affiliation{font-weight:700;margin-bottom:28px}.hero-summary{font-size:1.08rem;color:var(--muted);max-width:610px}.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:28px 0}.tag{padding:7px 12px;border:1px solid #cad8e5;border-radius:999px;font-size:.75rem;background:rgba(255,255,255,.7)}.actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:12px;border:1px solid var(--navy);font-weight:780;font-size:.86rem}.btn.primary{background:var(--navy);color:#fff}.btn.disabled{opacity:.45;pointer-events:none}.placeholder-badge{position:absolute;left:20px;bottom:20px;z-index:2;background:rgba(7,26,43,.78);color:#fff;padding:7px 10px;border-radius:999px;font-size:.68rem;backdrop-filter:blur(8px)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:38px}.section-head p{max-width:620px;margin:0}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.interest-card{padding:28px;border:1px solid var(--line);border-radius:18px;min-height:220px;background:#fff;transition:.2s ease}.interest-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b9d0e7}.interest-num{font-size:.74rem;color:var(--blue);font-weight:800;margin-bottom:46px}.interest-card p{font-size:.88rem;color:var(--muted)}
.featured-wrap{background:var(--navy);color:#fff}.feature-large{display:grid;grid-template-columns:1.1fr .9fr;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);overflow:hidden}.feature-large .media{min-height:450px;background:#0b2237;position:relative}.feature-large .media img{width:100%;height:100%;object-fit:cover}.feature-content{padding:52px;display:flex;flex-direction:column;justify-content:center}.feature-content p{color:#b9c9d8}.feature-meta{font-size:.78rem;letter-spacing:.07em;text-transform:uppercase;color:#7fd1e2;font-weight:800}.project-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.project-card{display:grid;grid-template-columns:160px 1fr;background:#fff;color:var(--text);border-radius:18px;overflow:hidden}.project-card img{width:160px;height:100%;object-fit:cover}.project-card .copy{padding:24px}.project-card p{font-size:.87rem;color:var(--muted);margin-bottom:0}
.paper{display:grid;grid-template-columns:.72fr 1.28fr;gap:54px;align-items:center}.paper-visual{aspect-ratio:4/3;background:linear-gradient(135deg,#071a2b,#1769e0);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:#fff;padding:34px;position:relative;overflow:hidden}.paper-visual:before{content:"";position:absolute;width:340px;height:340px;border:1px solid rgba(255,255,255,.26);border-radius:50%;transform:translate(-80px,80px)}.paper-visual strong{font-size:1.4rem;z-index:1}.paper-title{font-size:clamp(1.55rem,2.5vw,2.35rem);line-height:1.2;letter-spacing:-.025em}.paper-meta{color:var(--muted)}.status-pill{display:inline-flex;background:#eaf3ff;color:#1158c0;border-radius:999px;padding:7px 11px;font-size:.74rem;font-weight:800;margin-bottom:18px}
.journey{display:grid;grid-template-columns:repeat(7,1fr);gap:0;position:relative;margin-top:48px}.journey:before{content:"";position:absolute;left:4%;right:4%;top:18px;height:1px;background:#b9c8d8}.journey-item{position:relative;padding:48px 12px 0}.journey-dot{position:absolute;top:10px;left:12px;width:17px;height:17px;border-radius:50%;background:#fff;border:4px solid var(--blue);z-index:1}.journey-year{font-weight:900;color:var(--blue);font-size:.8rem}.journey-item h3{font-size:.95rem;margin:7px 0}.journey-item p{font-size:.78rem;color:var(--muted)}
.recognition{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.award-card{padding:30px;border-radius:18px;background:var(--ice);border:1px solid var(--line)}.award-year{font-size:.75rem;color:var(--blue);font-weight:900}.award-card strong{display:block;font-size:1.2rem;margin:12px 0 5px}.award-card span{color:var(--muted)}
.updates{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.update-card{border-top:3px solid var(--navy);padding:22px 0;border-bottom:1px solid var(--line)}.update-date{font-size:.74rem;color:var(--muted)}.update-cat{font-size:.69rem;background:#eaf3ff;color:var(--blue);padding:4px 7px;border-radius:999px}.update-card h3{font-size:1rem;margin:13px 0 6px}.update-card p{font-size:.82rem;color:var(--muted)}
.connect{background:linear-gradient(120deg,var(--navy),#0d3d70);color:#fff}.connect-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.connect-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}.connect-link{border:1px solid rgba(255,255,255,.22);padding:16px;border-radius:14px;color:#d9e6f2}.connect-link.disabled{opacity:.45}.footer{background:#04111d;color:#b9c8d5;padding:34px 0;font-size:.78rem}.footer-inner{display:flex;justify-content:space-between;gap:20px}
.page-hero{padding:90px 0 55px;background:var(--ice);border-bottom:1px solid var(--line)}.page-grid{display:grid;grid-template-columns:280px 1fr;gap:70px}.toc{position:sticky;top:110px;height:max-content;border-left:1px solid var(--line);padding-left:18px}.toc a{display:block;padding:8px 0;font-size:.82rem;color:var(--muted)}.toc a:hover{color:var(--blue)}.content-block{padding:24px 0 62px;border-bottom:1px solid var(--line)}.content-block:last-child{border-bottom:0}.list-card{padding:28px 0;border-bottom:1px solid var(--line)}.list-card:last-child{border-bottom:0}.list-card .meta{font-size:.78rem;color:var(--blue);font-weight:800}.list-card h3{font-size:1.35rem;margin:10px 0}.list-card p{color:var(--muted);max-width:850px}.chips{display:flex;gap:6px;flex-wrap:wrap}.chip{background:var(--ice);padding:5px 8px;border-radius:999px;font-size:.69rem;color:#53677a}.media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.media-card{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}.media-card img{width:100%;aspect-ratio:4/3;object-fit:cover}.media-card .copy{padding:15px}.media-card .badge{font-size:.65rem;color:#b45200;background:#fff3e8;padding:3px 6px;border-radius:999px}
.empty-note{padding:28px;border:1px dashed #b8cad9;border-radius:16px;color:var(--muted);background:#fbfdff}
@media(max-width:1000px){.nav-links{display:none}.menu-btn{display:block}.hero{grid-template-columns:1fr}.hero-media{min-height:58vh}.grid-4{grid-template-columns:1fr 1fr}.feature-large{grid-template-columns:1fr}.project-pair{grid-template-columns:1fr}.paper{grid-template-columns:1fr}.journey{grid-template-columns:1fr 1fr;gap:8px}.journey:before{display:none}.journey-item{padding:20px;border-left:2px solid var(--line)}.journey-dot{display:none}.updates{grid-template-columns:1fr 1fr}.page-grid{grid-template-columns:1fr}.toc{position:static;display:flex;gap:12px;overflow:auto;border-left:0;border-bottom:1px solid var(--line);padding:0 0 12px}.toc a{white-space:nowrap}.connect-grid{grid-template-columns:1fr}.media-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.container{width:min(100% - 28px,var(--max))}.section{padding:64px 0}.nav{height:66px}.hero{min-height:auto}.hero-media{min-height:52vh}.hero-copy{padding:44px 24px}.grid-4,.recognition,.updates,.media-grid{grid-template-columns:1fr}.project-card{grid-template-columns:110px 1fr}.project-card img{width:110px}.feature-content{padding:28px}.journey{grid-template-columns:1fr}.connect-links{grid-template-columns:1fr}.footer-inner{flex-direction:column}.section-head{align-items:start;flex-direction:column}.page-hero{padding:64px 0 40px}}

/* =========================================================
   v1.1 PC MAIN REFINEMENT
   Academic · Scientific · Minimal
   ========================================================= */
:root{
  --navy:#071a2b;
  --navy-2:#0d2944;
  --blue:#1769e0;
  --cyan:#2aa9c7;
  --ice:#f3f7fb;
  --ice-2:#f8fbfd;
  --line:#dbe5ef;
  --text:#172432;
  --muted:#667788;
  --max:1280px;
  --shadow-soft:0 24px 70px rgba(7,26,43,.09);
}
body{background:#fff;color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.container{width:min(var(--max),calc(100% - 56px))}
.section{padding:86px 0}.section-tight{padding:68px 0}
.section-head{margin-bottom:34px;align-items:flex-end}
.section-head h2{margin-bottom:0}
.section-note{max-width:520px!important;font-size:1rem;color:var(--muted);line-height:1.7}
.section-link{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:800;letter-spacing:.01em;color:#d8e7f2;white-space:nowrap}
.section-link span,.text-link span{transition:transform .18s ease}.section-link:hover span,.text-link:hover span{transform:translateX(3px)}
.dark-link{color:var(--navy)}
.text-link{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:800;color:var(--navy);margin-top:24px}
.light-link{color:#d6edf5}

.site-header{background:rgba(255,255,255,.94);border-bottom:1px solid rgba(211,224,235,.88);box-shadow:0 8px 30px rgba(7,26,43,.025)}
.nav{height:72px;gap:28px}.brand{font-size:1rem}.brand small{font-size:.64rem;color:#7a8b9a;margin-top:1px}
.nav-links{gap:26px;font-size:.78rem;font-weight:800;letter-spacing:.055em}
.nav-links a.active:after,.nav-links a:hover:after{bottom:-12px;height:2px}
.cv-btn{padding:9px 15px;border-color:#9fb0bf;background:#fff}
.lang-btn{font-weight:800;color:#526678}
.mobile-menu-inner{padding:14px 0 20px;display:grid;gap:10px}

/* Hero */
.hero-v2{padding:24px 0 76px;background:linear-gradient(180deg,#f8fbfd 0%,#f3f7fb 72%,#fff 100%)}
.hero-shell{min-height:660px;display:grid;grid-template-columns:51.5% 48.5%;border:1px solid #d6e2ec;border-radius:28px;overflow:hidden;background:#fff;box-shadow:var(--shadow-soft)}
.hero-shell .hero-media{position:relative;min-height:660px;background:#e8eef3;overflow:hidden}
.hero-shell .hero-media img,.hero-shell .hero-media video{width:100%;height:100%;object-fit:cover;object-position:center 22%}
.hero-shell .hero-media:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(7,26,43,.14));pointer-events:none}
.hero-shell .hero-copy{padding:64px clamp(52px,5.2vw,82px);justify-content:center;background:linear-gradient(135deg,#fff 0%,#fbfdff 100%)}
.hero-topline{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.hero-topline .eyebrow{margin:0}.hero-status{font-size:.68rem;font-weight:800;color:#617588;border:1px solid #d5e0e8;border-radius:999px;padding:6px 10px;background:#fff}
.hero-shell h1{font-size:clamp(3.7rem,5.5vw,5.15rem);line-height:.98;margin:0 0 18px;letter-spacing:-.055em}
.hero-role{font-size:1.04rem;color:var(--blue);font-weight:820;margin-bottom:22px}.hero-role span{color:#9db0c0;margin:0 5px}
.hero-summary{font-size:1.06rem;line-height:1.78;color:#53697b;max-width:590px;margin-bottom:0}
.hero-shell .tag-row{margin:26px 0 30px;gap:8px}.hero-shell .tag{font-size:.71rem;font-weight:700;color:#40586b;background:#f7fafc;border-color:#d5e1ea;padding:7px 11px}
.hero-shell .actions{gap:10px}.btn{border-radius:10px;padding:12px 17px;font-size:.82rem;transition:.18s ease}.btn:hover{transform:translateY(-1px)}.btn.primary{background:#071a2b;border-color:#071a2b}.btn.primary:hover{background:#0d2944}.btn.secondary{background:#fff;border-color:#c1d0dc;color:#22384a}
.hero-note{margin-top:28px;padding-top:20px;border-top:1px solid #e2e9ef;font-size:.74rem;color:#718394;font-weight:650;letter-spacing:.01em}
.placeholder-badge.concept{background:rgba(5,21,36,.78);border:1px solid rgba(255,255,255,.18)}.placeholder-badge.small{left:12px;bottom:12px;font-size:.6rem;padding:5px 8px}

/* Research interests */
.home-interests{padding-top:78px}.grid-4{gap:14px}.interest-card{min-height:250px;padding:24px 24px 22px;border-radius:16px;background:linear-gradient(180deg,#fff 0%,#fbfdff 100%);box-shadow:0 10px 26px rgba(7,26,43,.025);display:flex;flex-direction:column}
.interest-card:before{content:"";display:block;width:36px;height:3px;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:99px;margin-bottom:21px}
.interest-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.interest-num{margin:0;font-size:.7rem}.interest-label{text-transform:uppercase;letter-spacing:.1em;font-size:.58rem;color:#93a4b3;font-weight:800}
.interest-card h3{font-size:1.08rem;margin-bottom:11px}.interest-card p{font-size:.83rem;line-height:1.68;margin-bottom:18px}.interest-card .chips{margin-top:auto}.chip{font-size:.64rem;font-weight:700;border:1px solid #dce6ed;background:#f5f8fa}

/* Featured research */
.featured-wrap{background:linear-gradient(145deg,#061725 0%,#0b2942 100%);padding-top:96px;padding-bottom:96px}.featured-wrap .section-head.light .eyebrow{color:#70cede}.featured-wrap .section-head.light h2{color:#fff}
.feature-large{grid-template-columns:1.08fr .92fr;border-radius:24px;background:#0a2237;box-shadow:0 30px 70px rgba(0,0,0,.18)}
.feature-large .media{min-height:470px}.feature-large .media img{object-fit:cover}.feature-content{padding:52px 50px}.feature-content h2{font-size:clamp(2.15rem,3.5vw,3rem)!important;line-height:1.1;margin:12px 0 18px;color:#fff}.feature-content p{font-size:.98rem;line-height:1.76;color:#bdd0dd}.feature-meta{font-size:.69rem;letter-spacing:.065em;color:#6dcddd}.chips.dark .chip{background:rgba(255,255,255,.075);border-color:rgba(255,255,255,.1);color:#d8e7ef}
.project-pair{gap:16px;margin-top:16px}.project-card{grid-template-columns:210px 1fr;border-radius:16px;border:1px solid #dbe5ec;box-shadow:0 12px 30px rgba(0,0,0,.08)}.project-media{position:relative;min-height:214px;background:#e9f0f5}.project-card img{width:100%;height:100%;object-fit:cover}.project-card .copy{padding:24px 25px}.project-card .copy .feature-meta{color:#1769e0}.project-card h3{font-size:1.05rem;margin:10px 0}.project-card p{font-size:.81rem;line-height:1.6;margin-bottom:15px}

/* Featured publication */
.publication-section{background:#fff}.paper{grid-template-columns:.64fr 1.36fr;gap:60px}.paper-visual{aspect-ratio:auto;min-height:390px;border-radius:22px;background:linear-gradient(145deg,#071a2b,#103d67);display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;padding:38px;box-shadow:0 22px 55px rgba(7,26,43,.13)}
.paper-visual:before{width:420px;height:420px;right:-210px;left:auto;bottom:-225px;transform:none}.paper-visual:after{content:"";position:absolute;right:34px;top:34px;width:86px;height:86px;border:1px solid rgba(255,255,255,.22);border-radius:50%;box-shadow:0 0 0 22px rgba(255,255,255,.035),0 0 0 44px rgba(255,255,255,.025)}
.paper-visual-kicker{font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:#8edce8;font-weight:850}.paper-visual-title{font-size:2.35rem;line-height:1.02;font-weight:850;letter-spacing:-.04em;color:#fff;z-index:1}.paper-facts{display:flex;gap:8px;flex-wrap:wrap;z-index:1}.paper-facts span{font-size:.65rem;font-weight:750;color:#d9e8f2;border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:6px 9px;background:rgba(255,255,255,.05)}
.paper-copy{max-width:760px}.paper-title{font-size:clamp(1.75rem,2.4vw,2.45rem);line-height:1.22;margin-bottom:22px}.paper-meta{font-size:.92rem;line-height:1.7}.status-pill{font-size:.68rem;padding:6px 10px;margin:10px 0 16px}.paper-copy .actions{align-items:center;margin-top:24px}.paper-copy .text-link{margin-top:0}

/* Journey */
.journey-section{background:linear-gradient(180deg,#f4f8fb,#edf4f8)}.journey{margin-top:42px}.journey:before{top:17px;background:#aebfcd}.journey-item{padding:46px 14px 0}.journey-dot{top:9px;width:16px;height:16px;border-width:4px}.journey-year{font-size:.73rem}.journey-item h3{font-size:.9rem;line-height:1.35;margin:8px 0 7px}.journey-item p{font-size:.72rem;line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* Recognition */
.recognition{gap:14px}.award-card{padding:28px;border-radius:16px;background:#fff;border:1px solid #dbe5ed;box-shadow:0 10px 30px rgba(7,26,43,.035);min-height:190px}.award-card-head{display:flex;justify-content:space-between;align-items:center}.award-year{font-size:.68rem}.award-index{font-size:.62rem;color:#9aaab8;font-weight:800}.award-card strong{font-size:1.07rem;line-height:1.35;margin:27px 0 10px}.award-card span:last-child{font-size:.82rem;line-height:1.55}

/* Updates */
.updates-section{padding-top:66px;padding-bottom:86px}.updates{gap:12px}.update-card{position:relative;padding:21px 21px 44px;border:1px solid #dbe5ed;border-top:3px solid #0d2944;border-radius:14px;background:#fff;transition:.18s ease;min-height:205px}.update-card:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(7,26,43,.07);border-color:#c7d7e3}.update-top{display:flex;justify-content:space-between;gap:8px;align-items:center}.update-card h3{font-size:.94rem;line-height:1.4;margin:18px 0 8px}.update-card p{font-size:.77rem;line-height:1.58;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.update-arrow{position:absolute;right:18px;bottom:15px;font-size:.9rem;color:#6f8292}.update-cat{font-size:.61rem;font-weight:800}.update-date{font-size:.67rem}

/* Connect */
.connect{background:linear-gradient(135deg,#061523,#0b3155);padding:74px 0}.connect .eyebrow{color:#76d4df}.connect h2{font-size:clamp(2rem,3.3vw,3.05rem);margin-bottom:14px}.connect p{color:#bfd0dc;max-width:560px;margin-bottom:0}.connect-grid{gap:64px}.connect-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.connect-link{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 17px;border-radius:11px;font-size:.78rem}.connect-link span{font-size:.67rem;color:#96b5c8}.connect-link:hover{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.34)}.connect-empty{padding:24px 26px;border:1px solid rgba(255,255,255,.16);border-radius:14px;background:rgba(255,255,255,.035)}.connect-empty strong{color:#fff;font-size:.92rem}.connect-empty p{font-size:.78rem;margin-top:8px;line-height:1.6}
.footer{padding:28px 0;background:#03101b}.footer-inner{align-items:center}

@media(max-width:1000px){
  .hero-v2{padding-top:0}.hero-shell{width:100%;border-radius:0;border-left:0;border-right:0;grid-template-columns:1fr;box-shadow:none}.hero-shell .hero-media{min-height:56vh}.hero-shell .hero-copy{padding:48px 34px}.hero-topline{align-items:flex-start}.project-card{grid-template-columns:190px 1fr}.paper{grid-template-columns:1fr}.paper-visual{min-height:300px}.connect-grid{grid-template-columns:1fr}.container{width:min(var(--max),calc(100% - 36px))}
}
@media(max-width:620px){
  .hero-v2{padding-bottom:46px}.hero-shell .hero-media{min-height:52vh}.hero-shell .hero-copy{padding:38px 22px 42px}.hero-shell h1{font-size:3.15rem}.hero-topline{display:block}.hero-status{display:inline-flex;margin-top:10px}.hero-role{font-size:.92rem}.hero-summary{font-size:.94rem}.hero-note{font-size:.68rem}.project-card{grid-template-columns:1fr}.project-media{min-height:210px}.paper-visual{min-height:260px}.paper-visual-title{font-size:1.9rem}.connect-links{grid-template-columns:1fr}.section-head{align-items:flex-start}.section-note{font-size:.88rem}.update-card{min-height:auto}.footer-inner{display:block}.footer-inner>div+div{margin-top:10px}
}

.youtube-embed,.gallery-video{display:block;width:100%;aspect-ratio:16/9;border:0;background:#071a2b}.video-fallback{aspect-ratio:16/9;display:grid;place-items:center;background:#071a2b;color:#fff}.media-card>img{aspect-ratio:16/9;object-fit:cover}


/* v1.3 — HOME hero uses the 20-second vertical introduction video without audio */
.hero-shell .hero-media{display:flex;align-items:center;justify-content:center;background:linear-gradient(145deg,#061725 0%,#0b2942 100%)}
.hero-shell .hero-media .hero-portrait-video{width:auto;height:100%;max-width:100%;object-fit:contain;object-position:center;aspect-ratio:9/16;background:#071a2b}
.hero-video-toggle{position:absolute;right:18px;bottom:18px;z-index:3;border:1px solid rgba(255,255,255,.28);border-radius:999px;background:rgba(4,17,29,.72);color:#fff;padding:8px 12px;font-size:.68rem;font-weight:800;letter-spacing:.02em;cursor:pointer;backdrop-filter:blur(8px)}
.hero-video-toggle:hover{background:rgba(4,17,29,.9)}
@media(max-width:1000px){
  .hero-shell .hero-media{min-height:0;aspect-ratio:9/16;max-height:78vh}
  .hero-shell .hero-media .hero-portrait-video{width:100%;height:100%;object-fit:cover}
}
@media(max-width:620px){
  .hero-shell .hero-media{aspect-ratio:9/16;max-height:none}
  .hero-video-toggle{right:12px;bottom:12px;padding:7px 10px;font-size:.64rem}
}