:root {
    --ink: #14161b;
    --text: #2f323a;
    --muted: #6b707a;
    --line: #e7e5e1;
    --soft: #f6f5f2;
    --dark: #0e1015;
    --crimson: #9b1f32;
    --crimson-hi: #b3263b;
    --rose: #f27d8e;
    --max: 1200px;
    --head: 76px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    margin: 0;
    background: #fff;
    color: var(--ink);
    font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    word-break: keep-all;
    overflow-wrap: break-word;
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6, p, dl, dd, figure, blockquote { margin: 0; }
h1, h2, h3, h4 { letter-spacing: -0.03em; line-height: 1.3; }
ul, ol { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; height: auto; border: 0; vertical-align: middle; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
table { border-collapse: collapse; }
address, em { font-style: normal; }
.sound_only, .skip, legend { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
.site-wrap { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }
#wrap { overflow-x: clip; }
.empty { padding: 48px 0; text-align: center; color: var(--muted); }

.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--crimson); }
.more { flex: none; font-size: 15px; font-weight: 700; color: var(--crimson); white-space: nowrap; }
.more::after { content: " →"; display: inline-block; transition: transform .25s ease; }
.more:hover::after { transform: translateX(4px); }
.btn-solid, .btn-line { display: inline-flex; align-items: center; height: 50px; padding: 0 24px; border-radius: 999px; font-weight: 700; font-size: 15px; transition: transform .25s ease, background .25s ease, border-color .25s ease; }
.btn-solid { background: var(--crimson); color: #fff; }
.btn-solid::after { content: "→"; margin-left: 10px; transition: transform .25s ease; }
.btn-solid:hover { background: var(--crimson-hi); transform: translateY(-2px); }
.btn-solid:hover::after { transform: translateX(3px); }
.btn-line { border: 1px solid rgba(255,255,255,.28); color: #fff; }
.btn-line:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.5); }

/* header */
.site-head { position: sticky; top: 0; z-index: 60; background: rgba(14,16,21,.92); -webkit-backdrop-filter: saturate(140%) blur(14px); backdrop-filter: saturate(140%) blur(14px); border-bottom: 1px solid rgba(255,255,255,.08); color: #fff; }
.bar-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: var(--head); }
.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand-mark { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(140deg, var(--crimson-hi), #6e1322); font-weight: 800; font-size: 15px; letter-spacing: .02em; }
.brand-text { display: flex; flex-direction: column; font-size: 16px; font-weight: 700; line-height: 1.25; letter-spacing: -0.03em; }
.brand-text small { font-size: 12px; font-weight: 500; color: rgba(255,255,255,.58); letter-spacing: 0; }
.site-nav { display: flex; align-items: center; gap: 2px; }
.nav-item { position: relative; }
.nav-item > a { display: block; padding: 9px 14px; border-radius: 999px; font-size: 15px; font-weight: 600; color: rgba(255,255,255,.74); transition: color .2s ease, background .2s ease; }
.nav-item > a:hover, .nav-item:focus-within > a { color: #fff; background: rgba(255,255,255,.07); }
.nav-item.is-on > a { color: #fff; background: rgba(255,255,255,.12); }
.site-nav .sub { display: none; position: absolute; top: 100%; left: 50%; min-width: 180px; padding: 8px; margin-top: 6px; transform: translateX(-50%); background: #1a1d25; border: 1px solid rgba(255,255,255,.08); border-radius: 14px; box-shadow: 0 24px 48px -16px rgba(0,0,0,.5); }
.site-nav .sub::before { content: ""; position: absolute; left: 0; right: 0; top: -10px; height: 10px; }
.site-nav .sub a { display: block; padding: 9px 12px; border-radius: 9px; font-size: 14px; font-weight: 500; color: rgba(255,255,255,.8); white-space: nowrap; }
.site-nav .sub a:hover { background: rgba(255,255,255,.07); color: #fff; }
.nav-item.has-sub:hover .sub, .nav-item.has-sub:focus-within .sub { display: block; }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.2); border-radius: 12px; background: transparent; }
.nav-toggle-lines, .nav-toggle-lines::before, .nav-toggle-lines::after { display: block; position: relative; width: 18px; height: 2px; margin: 0 auto; border-radius: 2px; background: #fff; transition: transform .25s ease, background .25s ease; }
.nav-toggle-lines::before, .nav-toggle-lines::after { content: ""; position: absolute; left: 0; }
.nav-toggle-lines::before { top: -6px; }
.nav-toggle-lines::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-lines { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-lines::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-lines::after { transform: translateY(-6px) rotate(-45deg); }

/* home hero */
.h-hero, .page-hero { position: relative; overflow: hidden; color: #fff; background: radial-gradient(900px 520px at 88% 10%, rgba(155,31,50,.38), transparent 62%), radial-gradient(640px 420px at 0% 100%, rgba(70,84,120,.22), transparent 60%), var(--dark); }
.h-hero::before, .page-hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 64px 64px; -webkit-mask-image: linear-gradient(to bottom, #000 30%, transparent 95%); mask-image: linear-gradient(to bottom, #000 30%, transparent 95%); pointer-events: none; }
.h-hero { padding: 80px 0 104px; }
.h-hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, 440px); gap: 72px; align-items: center; }
.h-hero .eyebrow { color: var(--rose); }
.h-hero h1 { margin: 20px 0 24px; font-size: clamp(38px, 5.2vw, 66px); font-weight: 800; line-height: 1.14; letter-spacing: -0.045em; }
.h-hero h1 em { color: var(--rose); }
.h-hero .lead { max-width: 560px; font-size: 18px; line-height: 1.8; color: rgba(255,255,255,.72); }
.h-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.h-stats { display: flex; flex-wrap: wrap; gap: 20px 48px; margin-top: 52px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.12); }
.h-stats dt { font-size: 13px; font-weight: 600; color: rgba(255,255,255,.55); }
.h-stats dd { margin-top: 4px; font-size: 36px; font-weight: 800; line-height: 1.1; letter-spacing: -0.03em; }
.h-stats small { margin-left: 3px; font-size: 15px; font-weight: 600; color: rgba(255,255,255,.6); }
.h-hero-media { position: relative; aspect-ratio: 3 / 4; border-radius: 26px; overflow: hidden; background: #1c1f27; box-shadow: 0 48px 96px -36px rgba(0,0,0,.7), 0 0 0 1px rgba(255,255,255,.08); }
.hero-slide { position: absolute; inset: 0; opacity: 0; transform: scale(1.06); transition: opacity .9s ease, transform 6.5s ease; }
.hero-slide.is-on { opacity: 1; transform: scale(1); }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-ui { position: absolute; left: 16px; right: 16px; bottom: 16px; display: flex; align-items: center; justify-content: space-between; }
.hero-prev, .hero-next { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,.25); background: rgba(14,16,21,.5); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); color: #fff; font-size: 22px; line-height: 1; }
.hero-dots { display: flex; gap: 6px; }
.hero-dot { width: 8px; height: 8px; padding: 0; border: 0; border-radius: 999px; background: rgba(255,255,255,.5); transition: width .3s ease, background .3s ease; }
.hero-dot.is-on { width: 24px; background: #fff; }

/* home sections */
.h-sec { padding: 104px 0; }
.h-sec.is-soft { background: var(--soft); }
.h-sec.is-dark { background: var(--dark); color: #fff; }
.h-sec.is-dark .eyebrow, .h-sec.is-dark .more { color: var(--rose); }
.h-head { margin-bottom: 40px; }
.h-head h2 { margin-top: 10px; font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; letter-spacing: -0.04em; }
.h-head.has-more { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }

.area-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.area-card { position: relative; display: flex; flex-direction: column; min-height: 320px; padding: 28px 26px 32px; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: #fff; transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease; }
.area-card::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: linear-gradient(90deg, var(--crimson), var(--rose)); transform: scaleX(0); transform-origin: left; transition: transform .45s ease; }
.area-card:hover { transform: translateY(-6px); border-color: transparent; box-shadow: 0 28px 56px -28px rgba(20,22,27,.32); }
.area-card:hover::after { transform: scaleX(1); }
.area-top { display: flex; align-items: flex-start; justify-content: space-between; }
.area-ico { width: 52px; height: 52px; padding: 12px; border-radius: 16px; background: rgba(155,31,50,.08); fill: none; stroke: var(--crimson); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.area-no { font-size: 13px; font-weight: 700; color: var(--muted); font-variant-numeric: tabular-nums; }
.area-card strong { margin-top: 40px; font-size: 21px; font-weight: 800; letter-spacing: -0.03em; }
.area-en { margin-top: 4px; font-size: 13px; font-weight: 600; color: var(--muted); }
.area-txt { margin-top: 16px; font-size: 15px; line-height: 1.75; color: var(--text); }

.feat { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 24px; align-items: stretch; }
.feat-main { display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: #fff; transition: box-shadow .35s ease, transform .35s ease; }
.feat-main:hover { transform: translateY(-4px); box-shadow: 0 28px 56px -28px rgba(20,22,27,.28); }
.feat-img, .feat-thumb, .rsh-img, .gal-img { display: block; overflow: hidden; background: #eceef1; }
.feat-img { aspect-ratio: 16 / 9; }
.feat-img img, .feat-thumb img, .rsh-img img, .gal-img img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }
.feat-main:hover .feat-img img, .feat-list a:hover .feat-thumb img, .rsh-card:hover .rsh-img img, .gal-card:hover .gal-img img { transform: scale(1.05); }
.feat-img, .feat-thumb, .rsh-img { background: #fff; }
.feat-img img, .rsh-img img { object-fit: contain; padding: 14px; }
.feat-thumb img { object-fit: contain; padding: 4px; }
.feat-img, .rsh-img { border-bottom: 1px solid var(--line); }
.is-empty { background: linear-gradient(135deg, #1b1e26, #4a1f29); border-bottom: 0; }
.feat-body { display: flex; flex-direction: column; gap: 10px; padding: 28px 30px 32px; }
.feat time, .rsh-card time { font-size: 13px; font-weight: 700; color: var(--crimson); font-variant-numeric: tabular-nums; }
.feat-body strong { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 3; -webkit-box-orient: vertical; font-size: 24px; font-weight: 800; line-height: 1.38; letter-spacing: -0.03em; }
.feat-txt { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 3; -webkit-box-orient: vertical; font-size: 15px; color: var(--muted); }
.feat-go { margin-top: 6px; font-size: 14px; font-weight: 700; color: var(--crimson); }
.feat-go::after { content: " →"; }
.feat-list { display: flex; flex-direction: column; gap: 14px; }
.feat-list li { flex: 1 1 0; display: flex; }
.feat-list a { flex: 1; display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 20px; align-items: center; padding: 16px; border: 1px solid var(--line); border-radius: 18px; background: #fff; transition: border-color .25s ease, transform .25s ease; }
.feat-list a:hover { border-color: #d4cfc8; transform: translateX(4px); }
.feat-thumb { aspect-ratio: 4 / 3; border-radius: 12px; }
.feat-meta { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.feat-meta time { font-size: 12px; }
.feat-meta strong { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 2; -webkit-box-orient: vertical; font-size: 16px; font-weight: 700; line-height: 1.45; }

.news-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.news-col { min-width: 0; padding: 28px 32px 14px; border: 1px solid var(--line); border-radius: 22px; background: #fff; }
.news-col-h { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.news-col-h h3 { font-size: 20px; font-weight: 800; }
.news-list li a, .news-list li.empty { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 16px; align-items: baseline; padding: 16px 0; border-top: 1px solid var(--line); }
.news-list li.empty { display: block; text-align: left; }
.news-list time { font-size: 13px; font-weight: 700; color: var(--crimson); font-variant-numeric: tabular-nums; }
.news-list .txt { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 15.5px; font-weight: 500; transition: color .2s ease; }
.news-list a:hover .txt { color: var(--crimson); }

.strip-ctrl { display: flex; align-items: center; gap: 10px; }
.strip-prev, .strip-next { width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255,255,255,.22); background: transparent; color: #fff; font-size: 22px; line-height: 1; transition: background .2s ease; }
.strip-prev:hover, .strip-next:hover { background: rgba(255,255,255,.1); }
.strip-ctrl .more { margin-left: 8px; }
.strip { display: flex; gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; padding: 0 max(24px, calc((100% - var(--max)) / 2)) 6px; scroll-padding: 0 max(24px, calc((100% - var(--max)) / 2)); scrollbar-width: none; outline: 0; }
.strip::-webkit-scrollbar { display: none; }
.strip-item { position: relative; flex: 0 0 clamp(260px, 28vw, 360px); aspect-ratio: 4 / 3; overflow: hidden; border-radius: 20px; background: #1c1f27; scroll-snap-align: start; }
.strip-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .7s ease; }
.strip-item:hover img { transform: scale(1.05); }
.strip-cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 48px 20px 18px; background: linear-gradient(transparent, rgba(0,0,0,.78)); font-size: 15px; font-weight: 600; line-height: 1.45; }
.strip-cap time { display: block; margin-bottom: 4px; font-size: 12px; font-weight: 600; color: rgba(255,255,255,.7); }

.visit { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); overflow: hidden; border-radius: 28px; color: #fff; background: radial-gradient(700px 400px at 0% 0%, rgba(155,31,50,.42), transparent 60%), var(--dark); }
.visit-txt { padding: 56px; }
.visit .eyebrow { color: var(--rose); }
.visit h2 { margin: 10px 0 18px; font-size: clamp(28px, 3vw, 40px); font-weight: 800; letter-spacing: -0.04em; }
.visit-addr { font-size: 18px; line-height: 1.65; color: rgba(255,255,255,.86); }
.visit-info { margin-top: 26px; }
.visit-info div { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 12px; padding: 12px 0; border-top: 1px solid rgba(255,255,255,.1); font-size: 15px; }
.visit-info dt { color: rgba(255,255,255,.55); }
.visit-info a:hover { color: var(--rose); }
.visit-map { display: block; min-height: 100%; background: #e9e6e1; }
.visit-map img { width: 100%; height: 100%; object-fit: cover; display: block; }

.h-partners { padding: 64px 0 88px; border-top: 1px solid var(--line); }
.h-partners .eyebrow { margin-bottom: 20px; color: var(--muted); }
.logo-row { display: flex; flex-wrap: wrap; gap: 12px; }
.logo-row a { flex: 1 1 140px; display: grid; place-items: center; height: 76px; padding: 0 16px; border: 1px solid var(--line); border-radius: 16px; background: #fff; transition: border-color .25s ease; }
.logo-row img { max-height: 40px; max-width: 100%; filter: grayscale(1); opacity: .7; transition: filter .25s ease, opacity .25s ease; }
.logo-row a:hover { border-color: #cfcac3; }
.logo-row a:hover img { filter: none; opacity: 1; }

/* sub page frame */
.page-hero { padding: 68px 0 60px; }
.page-hero .site-wrap { position: relative; }
.crumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.55); }
.crumb a { color: rgba(255,255,255,.75); }
.crumb a:hover { color: #fff; }
.crumb span { color: rgba(255,255,255,.3); }
.page-hero h1 { margin-top: 14px; font-size: clamp(36px, 5vw, 58px); font-weight: 800; letter-spacing: -0.045em; line-height: 1.15; }
.page-desc { max-width: 640px; margin-top: 14px; font-size: 17px; color: rgba(255,255,255,.7); }
.page-tabs { position: sticky; top: var(--head); z-index: 40; background: rgba(255,255,255,.96); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.page-tabs .site-wrap { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.page-tabs .site-wrap::-webkit-scrollbar { display: none; }
.page-tabs a { flex: none; padding: 18px 16px 16px; border-bottom: 2px solid transparent; font-size: 15px; font-weight: 600; color: var(--muted); transition: color .2s ease; }
.page-tabs a:hover { color: var(--ink); }
.page-tabs a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--crimson); }
.page-body { padding: 64px 0 112px; }
#rightS, #content { min-width: 0; }

/* about */
.about-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); grid-template-rows: auto 1fr; column-gap: 64px; row-gap: 12px; align-items: start; }
.about-intro .eyebrow, .about-intro h2 { grid-column: 1; }
.about-intro h2 { font-size: clamp(28px, 3.2vw, 40px); font-weight: 800; line-height: 1.32; letter-spacing: -0.04em; }
.about-copy { grid-column: 2; grid-row: 1 / span 2; }
.about-copy p { margin-bottom: 18px; font-size: 17px; line-height: 1.9; color: var(--text); }
.about-copy strong { color: var(--crimson); }
.about-fields { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 72px; }
.about-fields li { display: flex; flex-direction: column; min-height: 200px; padding: 28px; border-radius: 22px; background: var(--soft); transition: background .3s ease, color .3s ease; }
.about-fields li:hover { background: var(--dark); color: #fff; }
.about-fields span { font-size: 13px; font-weight: 700; color: var(--crimson); }
.about-fields li:hover span { color: var(--rose); }
.about-fields strong { margin-top: auto; font-size: 26px; font-weight: 800; letter-spacing: -0.03em; }
.about-fields em { margin-top: 4px; font-size: 14px; color: var(--muted); }
.about-fields li:hover em { color: rgba(255,255,255,.6); }
.about-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 16px; }
.about-links a { position: relative; display: flex; flex-direction: column; gap: 4px; padding: 24px 28px; border: 1px solid var(--line); border-radius: 20px; font-size: 18px; font-weight: 700; transition: border-color .25s ease, color .25s ease; }
.about-links a::after { content: "→"; position: absolute; right: 26px; top: 50%; transform: translateY(-50%); transition: transform .25s ease; }
.about-links a:hover { border-color: var(--crimson); color: var(--crimson); }
.about-links a:hover::after { transform: translate(4px, -50%); }
.about-links span { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

/* professor */
#profileBox { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 48px; align-items: center; padding: 40px; border-radius: 26px; background: var(--soft); }
#profileBox .imgBox img { display: block; width: 100%; border-radius: 18px; box-shadow: 0 24px 48px -24px rgba(20,22,27,.35); }
.profile h4 { margin-bottom: 10px; font-size: clamp(26px, 3vw, 38px); font-weight: 800; letter-spacing: -0.035em; line-height: 1.2; }
.profile p { margin-bottom: 26px; font-size: 16px; color: var(--muted); }
.profile dl { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 16px; padding: 12px 0; border-top: 1px solid var(--line); }
.profile dt { width: 72px; font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--crimson); }
.profile dd { font-size: 15px; }
.profile dd a:hover { color: var(--crimson); }
#prof_txt { margin-top: 72px; }
#prof_txt > dl > dt { margin: 56px 0 18px; font-size: 28px; font-weight: 800; letter-spacing: -0.035em; }
#prof_txt > dl:first-child > dt { margin-top: 0; }
#prof_txt > dl:first-child > dd { padding: 16px 0; border-top: 1px solid var(--line); font-size: 16px; }
#prof_txt > dl > dd { color: var(--text) !important; }
#prof_txt ul li, .pub-year li { padding: 16px 0; border-top: 1px solid var(--line); font-size: 15px; line-height: 1.75; color: var(--text); }
.pub-label { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin: 0 0 16px; font-size: 18px; font-weight: 800; color: var(--ink); }
.pub-label span { font-size: 14px; font-weight: 600; color: var(--muted); }
.pub-block + .pub-block, #prof_txt dd.pub-block { margin-top: 40px !important; }
.pub-years { border-bottom: 1px solid var(--line); }
.pub-year summary { display: flex; align-items: center; gap: 14px; padding: 18px 4px; border-top: 1px solid var(--ink); cursor: pointer; list-style: none; }
.pub-year summary::-webkit-details-marker { display: none; }
.pub-year summary b { font-size: 22px; font-weight: 800; font-variant-numeric: tabular-nums; }
.pub-year summary span { font-size: 14px; color: var(--muted); }
.pub-year summary::after { content: "+"; margin-left: auto; font-size: 24px; font-weight: 400; line-height: 1; color: var(--crimson); transition: transform .25s ease; }
.pub-year[open] summary::after { transform: rotate(45deg); }
.pub-year ol { padding: 0 4px 12px; }

/* members */
#profileStu h3 { display: flex; align-items: baseline; gap: 10px; margin: 56px 0 20px; font-size: 24px; font-weight: 800; }
#profileStu h3:first-child { margin-top: 0; }
#profileStu ul { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 16px; }
#profileStu ul li { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 20px; align-items: start; padding: 20px; border: 1px solid var(--line); border-radius: 20px; background: #fff; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
#profileStu ul li:hover { transform: translateY(-4px); border-color: transparent; box-shadow: 0 24px 48px -26px rgba(20,22,27,.3); }
#profileStu ul li > img { width: 96px; height: 120px; object-fit: cover; border-radius: 14px; background: var(--soft); }
#profileStu dl { min-width: 0; }
#profileStu dt { font-size: 19px; font-weight: 800; letter-spacing: -0.02em; }
#profileStu dt span { display: block; margin-top: 3px; font-size: 13px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
#profileStu dd { margin-top: 10px; font-size: 14px; line-height: 1.6; color: var(--text); }
#profileStu dd label { display: inline-block; margin-right: 6px; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
#profileStu dd a { color: var(--crimson); font-weight: 600; word-break: break-all; }

/* link, sitemap */
#link { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
#link h3 { grid-column: 1 / -1; margin: 40px 0 4px; font-size: 24px; font-weight: 800; }
#link h3:first-child { margin-top: 0; }
#link dl { display: flex; flex-direction: column; min-width: 0; padding: 20px; border: 1px solid var(--line); border-radius: 20px; background: #fff; cursor: pointer; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
#link dl:hover { transform: translateY(-4px); border-color: transparent; box-shadow: 0 24px 48px -26px rgba(20,22,27,.3); }
#link dl img { width: 100%; height: 84px; margin-bottom: 18px; object-fit: contain; }
#link dt { font-size: 17px; font-weight: 800; }
#link dd { margin-top: 4px; font-size: 13.5px; color: var(--muted); line-height: 1.55; }
#link dd.addT { margin-top: auto; padding-top: 12px; }
#link dd.addT a { color: var(--crimson); font-weight: 600; word-break: break-all; }
#sitemap { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.site-map-card { padding: 28px 30px; border: 1px solid var(--line); border-radius: 22px; }
.site-map-card h2 { margin-bottom: 12px; font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--crimson); }
.site-map-card a { display: flex; justify-content: space-between; padding: 12px 0; border-top: 1px solid var(--line); font-size: 16px; font-weight: 600; }
.site-map-card a::after { content: "→"; color: var(--muted); transition: transform .2s ease; }
.site-map-card a:hover { color: var(--crimson); }
.site-map-card a:hover::after { transform: translateX(4px); color: var(--crimson); }

/* contact */
.contact { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 28px; align-items: start; }
.contact-map { overflow: hidden; border: 1px solid var(--line); border-radius: 24px; }
.contact-map img { display: block; width: 100%; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-card { padding: 26px 28px; border-radius: 22px; background: var(--soft); }
.contact-card h2 { margin-bottom: 12px; font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--crimson); }
.contP { font-size: 18px; font-weight: 700; line-height: 1.5; }
.contact-sub { margin-top: 6px; color: var(--muted); }
.roadTxt dt, .contxt dt { margin-top: 14px; font-size: 15px; font-weight: 700; }
.roadTxt dt:first-child, .contxt dt:first-child { margin-top: 0; }
.roadTxt dt span { display: inline-block; margin-right: 6px; padding: 2px 8px; border-radius: 999px; background: rgba(155,31,50,.1); color: var(--crimson); font-size: 12px; }
.roadTxt dd, .contxt dd { margin-top: 4px; font-size: 15px; color: var(--text); }
.contxt dt { color: var(--muted); font-size: 13px; font-weight: 600; }
.contxt dd a { color: var(--crimson); font-weight: 600; }

/* boards */
.board_button { display: flex; justify-content: flex-end; gap: 8px; margin-bottom: 20px; }
.board_button:empty { display: none; }
.btn, .btn_b01, .btn_b02, .btn_submit, .btn_cancel { display: inline-flex; align-items: center; justify-content: center; height: 42px; padding: 0 18px; border: 1px solid var(--line); border-radius: 999px; background: #fff; color: var(--ink); font-size: 14px; font-weight: 600; cursor: pointer; transition: border-color .2s ease, background .2s ease; }
.btn:hover, .btn_b01:hover { border-color: var(--ink); }
.btn_b02, .btn_submit { background: var(--crimson); border-color: var(--crimson); color: #fff; }
.btn_b02:hover, .btn_submit:hover { background: var(--crimson-hi); border-color: var(--crimson-hi); }
.board_list { width: 100%; border-top: 2px solid var(--ink); }
.board_list th { padding: 14px 12px; border-bottom: 1px solid var(--line); font-size: 13px; font-weight: 600; color: var(--muted); text-align: left; }
.board_list th:first-child, .board_list td.num { text-align: center; }
.board_list td { padding: 20px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.board_list td.subject a { font-size: 16.5px; font-weight: 600; transition: color .2s ease; }
.board_list td.subject a:hover { color: var(--crimson); }
.board_list td.num, .board_list td.name, .board_list td.hit { font-size: 14px; color: var(--muted); white-space: nowrap; }
.board_list td.datetime { font-size: 14px; font-weight: 700; color: var(--crimson); white-space: nowrap; font-variant-numeric: tabular-nums; }
.board_list tbody tr { transition: background .2s ease; }
.board_list tbody tr:hover { background: var(--soft); }

.rsh-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.rsh-card { display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: #fff; transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease; }
.rsh-card:hover { transform: translateY(-6px); border-color: transparent; box-shadow: 0 28px 56px -28px rgba(20,22,27,.3); }
.rsh-img { aspect-ratio: 4 / 3; }
.rsh-body { display: flex; flex-direction: column; gap: 8px; padding: 22px 24px 26px; }
.rsh-body strong { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 3; -webkit-box-orient: vertical; font-size: 18px; font-weight: 700; line-height: 1.45; letter-spacing: -0.02em; }
.rsh-txt { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 3; -webkit-box-orient: vertical; font-size: 14px; color: var(--muted); }

.gal-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px 20px; }
.gal-card { display: block; min-width: 0; }
.gal-img { aspect-ratio: 4 / 3; border-radius: 18px; }
.gal-cap { display: flex; flex-direction: column; gap: 4px; padding: 14px 2px 0; }
.gal-cap time { font-size: 12px; font-weight: 700; color: var(--crimson); font-variant-numeric: tabular-nums; }
.gal-cap strong { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 2; -webkit-box-orient: vertical; font-size: 15.5px; font-weight: 600; line-height: 1.45; transition: color .2s ease; }
.gal-card:hover strong { color: var(--crimson); }

.board_page { margin-top: 48px; }
.pg_wrap { display: flex; justify-content: center; }
.pg { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.pg_page, .pg_current { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 12px; border-radius: 999px; font-size: 14px; font-weight: 600; }
.pg_page { border: 1px solid var(--line); color: var(--text); }
.pg_page:hover { border-color: var(--ink); }
.pg_current { background: var(--ink); color: #fff; }

.bo-view { max-width: 880px; margin: 0 auto; }
.bo-head { margin-bottom: 36px; padding-bottom: 26px; border-bottom: 1px solid var(--line); }
#bo_v_title { font-size: clamp(24px, 3vw, 36px); font-weight: 800; line-height: 1.35; letter-spacing: -0.035em; }
#bo_v_info { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 14px; font-size: 14px; color: var(--muted); }
#bo_v_info time { font-weight: 700; color: var(--crimson); }
.bo-con { min-height: 80px; font-size: 17px; line-height: 1.9; color: var(--text); overflow-wrap: anywhere; }
.bo-con img { max-width: 100% !important; height: auto !important; border-radius: 14px; }
.bo-con table { max-width: 100%; }
.bo-con iframe, .bo-con video { max-width: 100%; }
.bo-con a { color: var(--crimson); text-decoration: underline; text-underline-offset: 3px; }
.is-zoomable img { cursor: zoom-in; }
.bo-photos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 32px; }
.bo-photos img { width: 100%; height: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 16px; cursor: zoom-in; }
.bo-photos img:only-child, .page-research .bo-photos img { grid-column: 1 / -1; aspect-ratio: auto; height: auto; object-fit: contain; }
.page-research .bo-photos { grid-template-columns: minmax(0, 1fr); }
.page-research .bo-photos img { border: 1px solid var(--line); background: #fff; }
.bo-files { margin-top: 32px; }
.bo-files a { display: flex; align-items: center; gap: 10px; margin-top: 8px; padding: 14px 18px; border: 1px solid var(--line); border-radius: 14px; font-size: 15px; font-weight: 600; word-break: break-all; transition: border-color .2s ease; }
.bo-files a::before { content: "↗"; color: var(--crimson); }
.bo-files a:hover { border-color: var(--crimson); }
.bo-nav { margin-top: 48px; border-top: 1px solid var(--ink); }
.bo-nav a { display: grid; grid-template-columns: 80px minmax(0, 1fr); gap: 12px; padding: 18px 4px; border-bottom: 1px solid var(--line); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bo-nav a span { font-size: 13px; color: var(--muted); }
.bo-nav a:hover { color: var(--crimson); }
.bo_v_nb { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; margin-top: 32px; }

#bo_w .frm_input, #bo_w textarea, #bo_w select { max-width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
#bo_w .write_div { margin-bottom: 12px; }
#bo_w .full_input, #bo_w textarea { width: 100%; }

/* lightbox */
.lb { position: fixed; inset: 0; z-index: 100; display: none; place-items: center; background: rgba(8,9,12,.94); }
.lb.is-on { display: grid; }
.lb img { max-width: 92vw; max-height: 84vh; border-radius: 10px; box-shadow: 0 40px 80px rgba(0,0,0,.5); }
.lb button { position: absolute; width: 52px; height: 52px; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; background: rgba(255,255,255,.06); color: #fff; font-size: 26px; line-height: 1; }
.lb button:hover { background: rgba(255,255,255,.14); }
.lb-close { top: 20px; right: 20px; }
.lb-prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 20px; top: 50%; transform: translateY(-50%); }
.lb-count { position: absolute; bottom: 24px; left: 0; right: 0; text-align: center; font-size: 14px; color: rgba(255,255,255,.7); }

/* footer */
.site-foot { padding: 64px 0 32px; background: var(--dark); color: rgba(255,255,255,.62); font-size: 14px; }
.foot-grid { display: flex; justify-content: space-between; align-items: flex-start; gap: 32px; }
.site-foot strong { display: block; margin-bottom: 12px; font-size: 18px; font-weight: 800; color: #fff; letter-spacing: -0.02em; }
.site-foot p { margin-top: 4px; }
.site-foot a { color: rgba(255,255,255,.8); transition: color .2s ease; }
.site-foot a:hover { color: #fff; }
.foot-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px 22px; max-width: 520px; }
.foot-links .count { width: 100%; text-align: right; color: rgba(255,255,255,.45); }
.foot-copy { margin-top: 40px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.08); font-size: 13px; color: rgba(255,255,255,.4); }

/* motion */
.js-reveal .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s ease; }
.js-reveal .reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition: none !important; animation: none !important; }
    .js-reveal .reveal { opacity: 1; transform: none; }
}

/* tablet landscape */
@media (max-width: 1180px) {
    .h-hero-grid { gap: 48px; grid-template-columns: minmax(0, 1fr) minmax(280px, 380px); }
    .area-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .area-card { min-height: 0; }
    .gal-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    #link { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .visit-txt { padding: 48px 44px; }
}

/* tablet portrait */
@media (max-width: 960px) {
    :root { --head: 66px; }
    .nav-toggle { display: block; }
    .site-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; max-height: calc(100vh - var(--head)); overflow-y: auto; padding: 10px 24px 24px; background: var(--dark); border-bottom: 1px solid rgba(255,255,255,.08); }
    .site-nav.is-open { display: block; }
    .nav-item > a { padding: 14px 4px; border-radius: 0; border-bottom: 1px solid rgba(255,255,255,.07); font-size: 17px; }
    .nav-item > a:hover, .nav-item.is-on > a, .nav-item:focus-within > a { background: none; }
    .nav-item.is-on > a { color: var(--rose); }
    .site-nav .sub { display: flex; flex-wrap: wrap; gap: 6px; position: static; transform: none; margin: 0; padding: 10px 0 14px; min-width: 0; background: none; border: 0; box-shadow: none; }
    .site-nav .sub::before { display: none; }
    .site-nav .sub a { padding: 7px 12px; border: 1px solid rgba(255,255,255,.12); border-radius: 999px; font-size: 14px; }

    .h-hero { padding: 48px 0 72px; }
    .h-hero-grid { grid-template-columns: minmax(0, 1fr); gap: 44px; }
    .h-hero-media { aspect-ratio: 1000 / 547; border-radius: 20px; }
    .hero-slide img { object-position: 50% 50% !important; }
    .h-sec { padding: 80px 0; }
    .feat, .news-grid, .visit, .contact { grid-template-columns: minmax(0, 1fr); }
    .visit-map { max-height: 340px; }
    .rsh-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .about-intro { grid-template-columns: minmax(0, 1fr); }
    .about-copy { grid-column: 1; grid-row: auto; margin-top: 20px; }
    .about-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 48px; }
    #profileBox { grid-template-columns: 180px minmax(0, 1fr); gap: 32px; padding: 32px; }
    #sitemap { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .page-hero { padding: 52px 0 46px; }
    .page-body { padding: 48px 0 88px; }
    .foot-grid { flex-direction: column; }
    .foot-links { justify-content: flex-start; }
    .foot-links .count { text-align: left; }
}

/* phone */
@media (max-width: 640px) {
    .site-wrap { width: calc(100% - 32px); }
    .brand-mark { width: 38px; height: 38px; font-size: 14px; }
    .brand-text { font-size: 15px; }
    .site-nav { padding: 6px 16px 20px; }
    .h-hero { padding: 40px 0 56px; }
    .h-hero .eyebrow { font-size: 11px; letter-spacing: .1em; }
    .h-hero h1 { font-size: 36px; }
    .h-hero .lead { font-size: 16px; }
    .h-stats { gap: 18px 32px; margin-top: 40px; }
    .h-stats dd { font-size: 28px; }
    .h-sec { padding: 64px 0; }
    .h-head { margin-bottom: 28px; }
    .h-head.has-more { flex-wrap: wrap; align-items: center; }
    .area-grid { grid-template-columns: minmax(0, 1fr); gap: 14px; }
    .area-card strong { margin-top: 24px; }
    .feat-body { padding: 22px 22px 26px; }
    .feat-body strong { font-size: 20px; }
    .feat-list a { grid-template-columns: 96px minmax(0, 1fr); gap: 14px; padding: 12px; }
    .news-col { padding: 22px 20px 8px; }
    .news-list li a { grid-template-columns: minmax(0, 1fr); gap: 2px; padding: 14px 0; }
    .news-list .txt { white-space: normal; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
    .strip { gap: 12px; padding: 0 16px 6px; scroll-padding: 0 16px; }
    .strip-item { flex-basis: 78vw; }
    .strip-prev, .strip-next { width: 40px; height: 40px; }
    .visit { border-radius: 22px; }
    .visit-txt { padding: 34px 24px; }
    .visit-info div { grid-template-columns: 60px minmax(0, 1fr); }
    .h-partners { padding: 48px 0 64px; }
    .logo-row a { flex-basis: 120px; height: 64px; }
    .page-hero { padding: 40px 0 36px; }
    .page-hero h1 { font-size: 36px; }
    .page-desc { font-size: 15px; }
    .page-tabs a { padding: 15px 12px 13px; font-size: 14px; }
    .page-body { padding: 36px 0 72px; }
    .rsh-grid { grid-template-columns: minmax(0, 1fr); gap: 18px; }
    .gal-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 12px; }
    .gal-img { border-radius: 14px; }
    .gal-cap strong { font-size: 14.5px; }
    .about-fields { gap: 10px; }
    .about-fields li { min-height: 150px; padding: 20px; }
    .about-fields strong { font-size: 20px; }
    .about-links { grid-template-columns: minmax(0, 1fr); }
    #profileBox { grid-template-columns: minmax(0, 1fr); gap: 24px; padding: 24px; text-align: left; }
    #profileBox .imgBox { width: 160px; }
    #prof_txt { margin-top: 48px; }
    #prof_txt > dl > dt { font-size: 24px; }
    #profileStu ul li { grid-template-columns: 80px minmax(0, 1fr); gap: 16px; padding: 16px; }
    #profileStu ul li > img { width: 80px; height: 100px; }
    #link { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
    #link dl { padding: 16px; }
    #link dl img { height: 64px; }
    #sitemap { grid-template-columns: minmax(0, 1fr); }
    .contact-card { padding: 22px; }
    .board_list thead { display: none; }
    .board_list, .board_list tbody, .board_list tr, .board_list td { display: block; width: auto; }
    .board_list tr { display: flex; flex-direction: column; padding: 16px 2px; border-bottom: 1px solid var(--line); }
    .board_list td { padding: 0; border: 0; }
    .board_list td.datetime { order: -1; margin-bottom: 4px; font-size: 13px; }
    .board_list td.num, .board_list td.name, .board_list td.hit { display: none; }
    .board_list td.subject a { font-size: 16px; }
    .bo-con { font-size: 16px; }
    .bo-photos { grid-template-columns: minmax(0, 1fr); }
    .bo-nav a { grid-template-columns: 64px minmax(0, 1fr); }
    .lb button { width: 44px; height: 44px; }
    .lb-prev { left: 10px; }
    .lb-next { right: 10px; }
    .site-foot { padding: 48px 0 28px; }
}