:root {
  --kw: #7D1A2D;
  --kw-dark: #55101F;
  --kw-deep: #301018;
  --kw-mid: #9A3548;
  --kw-soft: #F4E8EB;
  --bg: #FCFAF8;
  --bg-2: #F6F1EF;
  --bg-3: #EFE7E5;
  --surface: #FFFFFF;
  --text: #261F21;
  --muted: #6E6266;
  --muted-2: #93878A;
  --line: #E8DFE0;
  --line-strong: #D8CACC;
  --shadow: 0 18px 60px rgba(78, 35, 45, .11);
  --radius: 14px;
  --radius-sm: 9px;
  --container: 1180px;
  --header-h: 84px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);

  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "SF Pro Text",
    "Apple SD Gothic Neo",
    "Pretendard",
    "Inter",
    "Noto Sans KR",
    Arial,
    sans-serif;

  line-height: 1.6;
  letter-spacing: -0.012em;

  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
strong { font-weight: 700; }
p { letter-spacing: -0.012em; }
h1, h2, h3 { text-wrap: balance; }
.container { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
.section { padding: 92px 0; }
.section--tight { padding: 68px 0; }
.section--alt { background: var(--bg-2); }

/* Header */
.site-header { height: var(--header-h); background: rgba(252,250,248,.94); border-bottom: 1px solid rgba(125,26,45,.10); position: sticky; top: 0; z-index: 1000; backdrop-filter: blur(14px); }
.navbar { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand {
  font-size: 27px;
  font-weight: 700;
  letter-spacing: -.04em;
  white-space: nowrap;
  color: #2c2225;
}
.brand-dot { color: var(--kw); }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  height: var(--header-h);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -.01em;
  color: #55494d;
  transition: color .2s ease;
}
.nav-link:hover, .nav-link.active { color: var(--kw); }
.nav-link.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: 20px; height: 2px; background: var(--kw); border-radius: 2px; }
.chev { font-size: 11px; opacity: .75; transition: transform .2s ease; }
.nav-item:hover .chev { transform: rotate(180deg); }
.dropdown { position: absolute; top: calc(100% - 14px); right: -28px; width: 180px; padding: 8px; border: 1px solid var(--line); border-radius: 10px; background: #fff; box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(8px); transition: .18s ease; }
.nav-item:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a { display: block; padding: 10px 12px; border-radius: 7px; color: var(--muted); font-size: 14px; }
.dropdown a:hover { color: var(--kw); background: var(--kw-soft); }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); background: #fff; border-radius: 9px; color: var(--text); cursor: pointer; }
.menu-toggle span { display: block; width: 19px; height: 2px; background: var(--text); margin: 4px auto; }

/* Hero */
/* Hero */
.hero {
  min-height: 620px;
  position: relative;

  display: flex;
  align-items: center;

  overflow: hidden;

  /* 기본 배경 */
  background: var(--kw-deep);
}


/* ---------------------------------
   Dynamic research background
---------------------------------- */

.hero-research-image {
  position: absolute;
  inset: 0;

  width: 100%;
  height: 100%;

  object-fit: cover;

  /* 인물이 약간 오른쪽에 오도록 */
  object-position: 65% center;

  opacity: .58;

  /* 영상 자체의 푸른색을 조금 억제 */
  filter:
    saturate(.60)
    brightness(.72)
    contrast(1.05);

  animation: none;
}





/* 버건디 오버레이 */
.hero-research-bg {
  position: absolute;
  inset: 0;
  z-index: 0;

  overflow: hidden;
  background: var(--kw-deep);
}

.hero-research-bg::after {
  content: "";

  position: absolute;
  inset: 0;

  z-index: 2;
  pointer-events: none;

  background:
    linear-gradient(
      90deg,
      rgba(48,16,24,1.00) 0%,
      rgba(48,16,24,.98) 22%,
      rgba(48,16,24,.88) 40%,
      rgba(48,16,24,.62) 60%,
      rgba(48,16,24,.40) 78%,
      rgba(48,16,24,.30) 100%
    );
}

/* Hero text는 항상 이미지 위 */
.hero-inner {
  position: relative;
  z-index: 5;

  padding: 84px 0 90px;

  color: #fff;
}
.hero-inner { position: relative; z-index: 2; padding: 84px 0 90px; color: #fff; }
.pill { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 24px; padding: 7px 13px; border-radius: 99px; border: 1px solid rgba(255,224,230,.24); color: #f0c6cf; background: rgba(166,59,80,.14); font-size: 13px; font-weight: 700; }
.hero h1 {
  max-width: 820px;
  margin: 0;

  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "SF Pro Display",
    "Apple SD Gothic Neo",
    "Pretendard",
    "Inter",
    sans-serif;

  font-size: clamp(48px, 5.4vw, 74px);
  line-height: 1.02;
  letter-spacing: -.045em;
  font-weight: 700;
}
.hero-subtitle {
  margin-top: 24px;
  max-width: none;

  font-size: clamp(16px, 1.35vw, 20px);
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: -.015em;

  color: rgba(255, 255, 255, .82);
}
.hero-actions { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 54px;
  padding: 0 25px;
  border-radius: 7px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -.01em;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--kw); color: #fff; box-shadow: 0 10px 30px rgba(125,26,45,.28); }
.btn-primary:hover { background: #92233a; }
.btn-ghost { color: #fff; background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.28); }
.btn-ghost:hover { background: rgba(255,255,255,.09); border-color: rgba(255,255,255,.42); }
.btn-light { background: #fff; color: var(--kw); box-shadow: 0 8px 26px rgba(44,9,17,.15); }
.icon-box { width: 18px; height: 18px; display: inline-grid; place-items: center; }

/* Section headings */
.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 6px 13px;
  border-radius: 999px;
  background: var(--kw-soft);
  color: var(--kw);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: .015em;
  margin-bottom: 17px;
}
.eyebrow--dark { background: rgba(255,255,255,.12); color: #f2d9de; }
.section-title {
  margin: 0;

  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "SF Pro Display",
    "Apple SD Gothic Neo",
    "Pretendard",
    "Inter",
    sans-serif;

  font-size: clamp(34px, 4.2vw, 50px);
  line-height: 1.08;
  letter-spacing: -.045em;
  font-weight: 700;
}
.section-title--sm { font-size: clamp(32px,3.4vw,44px); }
.section-lead { color: var(--muted); max-width: 720px; margin: 22px 0 0; font-size: 16px; }
.section-head { margin-bottom: 44px; }
.section-head.center { text-align: center; }
.section-head.center .section-lead { margin-left: auto; margin-right: auto; }

/* About */
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 86px; align-items: center; }
.about-copy p { color: var(--muted); margin: 19px 0 0; font-size: 16px; }
.about-copy p strong { color: var(--text); }
.about-facts { display: grid; gap: 10px; margin-top: 27px; }
.about-facts div { display: grid; grid-template-columns: 90px 1fr; gap: 16px; padding-top: 10px; border-top: 1px solid var(--line); font-size: 13px; }
.about-facts strong { color: var(--kw); }
.about-facts span { color: var(--muted); }
.media-frame { position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); }
.media-frame::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px rgba(255,255,255,.25); pointer-events: none; }
.about-image { aspect-ratio: 1.17/1; object-fit: cover; width: 100%; }
.media-caption { position: absolute; left: 18px; bottom: 16px; z-index: 2; padding: 7px 10px; border-radius: 7px; background: rgba(48,16,24,.80); color: #fff; font-size: 12px; backdrop-filter: blur(7px); }

/* Home research cards */
.research-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.research-card { min-height: 265px; position: relative; overflow: hidden; padding: 26px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(155deg,#fff,#f8f3f2); box-shadow: 0 8px 30px rgba(83,37,47,.045); transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease; }
.research-card:hover { transform: translateY(-5px); border-color: rgba(125,26,45,.34); box-shadow: var(--shadow); }
.research-card::before { content: ""; position: absolute; width: 180px; height: 180px; border-radius: 50%; right: -76px; top: -75px; background: radial-gradient(circle,rgba(125,26,45,.13),transparent 68%); }
.research-num { color: var(--kw); font-size: 12px; font-weight: 800; letter-spacing: .1em; }
.research-card h3 { margin: 68px 0 11px; font-size: 21px; line-height: 1.24; letter-spacing: -.03em; font-weight: 650; }
.research-card p { color: var(--muted); font-size: 13px; margin: 0; }
.card-arrow { position: absolute; right: 22px; bottom: 20px; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--line-strong); color: var(--kw); }

/* News */
.news-wrap {
    display: grid;
    grid-template-columns: .55fr 1.45fr;
    gap: 60px;
    align-items: start;

    width: min(1360px, calc(100vw - 48px));
    max-width: none;

    margin-left: 50%;
    transform: translateX(-50%);
}

.news-wrap .section-title {
    font-size: clamp(36px, 4.4vw, 54px);
    line-height: 1.00;
}

/* News 제목의 시작선을 다른 section과 맞춤 */
@media (min-width: 1360px) {
    .news-wrap > .reveal:first-child {
        padding-left: 90px;
    }
}
.news-list { border-top: 1px solid var(--line); }
.news-item { display: grid; grid-template-columns: 112px 1fr; gap: 20px; padding: 19px 0; border-bottom: 1px solid var(--line); }
.news-date { color: var(--kw); font-size: 13px; font-weight: 750; }
.news-text { color: #5f5357; font-size: 14px; }
.news-text strong { color: var(--text); }
.show-more { margin-top: 20px; border: 0; background: transparent; color: var(--kw); font-size: 13px; font-weight: 700; cursor: pointer; padding: 0; }
.news-item.is-hidden { display: none; }

/* Selected publications */
.selected-pubs { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.selected-pub { border: 1px solid var(--line); background: #fff; border-radius: 13px; overflow: hidden; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.selected-pub:hover { transform: translateY(-4px); border-color: rgba(125,26,45,.28); box-shadow: var(--shadow); }
.selected-pub img {
  width: 100%;
  aspect-ratio: 16 / 9;

  object-fit: contain;
  object-position: center;

  background: #fff;
}

.selected-pub div { padding: 19px 20px 21px; }
.selected-pub span { color: var(--kw); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; }
.selected-pub h3 { margin: 7px 0 0; font-size: 17px; line-height: 1.4; letter-spacing: -.025em; font-weight: 600; }
.more-row { margin-top: 24px; }
.text-link { color: var(--kw); font-size: 13px; font-weight: 750; }
.text-link:hover { text-decoration: underline; }

/* Join strip */
.join-strip { background: linear-gradient(120deg,var(--kw-deep),var(--kw)); color: #fff; padding: 62px 0; }
.join-strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.join-strip h2 { font-size: clamp(28px,3.2vw,42px); line-height: 1.08; letter-spacing: -.04em; font-weight: 700; margin: 0; }
.join-strip p { margin: 10px 0 0; color: #ead7dc; }

/* Page hero */
.page-hero { padding: 74px 0 67px; background: radial-gradient(circle at 15% 10%,rgba(125,26,45,.10),transparent 33%), linear-gradient(180deg,#faf6f5,#f5efed); border-bottom: 1px solid var(--line); }
.page-kicker { display: block; color: var(--kw); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 10px; }
.page-hero h1 {
  margin: 0;

  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "SF Pro Display",
    "Apple SD Gothic Neo",
    "Pretendard",
    "Inter",
    sans-serif;

  font-size: clamp(38px, 4.2vw, 52px);
  line-height: 1.06;
  letter-spacing: -.045em;
  font-weight: 700;
}
.page-hero p { color: var(--muted); margin: 10px 0 0; font-size: 15px; }
.page-title-accent {
    color: var(--kw);
}
/* Team */
.team-section-title {
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "SF Pro Display",
    "Apple SD Gothic Neo",
    "Pretendard",
    "Inter",
    sans-serif;

  font-weight: 700;
  letter-spacing: -.04em;
}
.professor-card { display: grid; grid-template-columns: 260px 1fr; gap: 42px; padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: 0 10px 36px rgba(78,35,45,.05); }
.profile-photo { width: 100%; aspect-ratio: 1/1.1; object-fit: cover; border-radius: 10px; background: var(--kw-soft); }
.person-name { font-size: 28px; margin: 0 0 7px; letter-spacing: -.035em; font-weight: 700; }
.person-ko { color: var(--muted-2); font-size: 16px; font-weight: 600; margin-left: 7px; }
.person-role { color: var(--kw); font-weight: 700; font-size: 14px; }
.person-affil { color: var(--muted); margin: 8px 0 0; }
.person-desc { color: var(--muted); margin: 20px 0 0; }
.profile-grid { margin-top: 20px; display: grid; gap: 10px; }
.profile-grid > div { display: grid; grid-template-columns: 80px 1fr; gap: 15px; padding-top: 10px; border-top: 1px solid var(--line); font-size: 13px; }
.profile-grid span { color: var(--kw); font-weight: 750; }
.profile-grid p { margin: 0; color: var(--muted); }
.profile-grid a { color: var(--text); }
.link-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 21px; }
.mini-link { padding: 8px 11px; border: 1px solid var(--line-strong); border-radius: 7px; color: #5c4e52; font-size: 12px; background: #fff; }
.mini-link:hover { border-color: rgba(125,26,45,.42); color: var(--kw); }
.profile-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.info-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.clean-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 13px; color: var(--muted); font-size: 14px; }
.clean-list li { padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.clean-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.clean-list strong { color: var(--kw); margin-right: 8px; }
.empty-members { display: grid; grid-template-columns: 94px 1fr; gap: 28px; align-items: center; border: 1px dashed #cfb9bd; border-radius: 14px; background: #fff; padding: 30px; }
.empty-mark { width: 94px; height: 94px; border-radius: 50%; display: grid; place-items: center; background: var(--kw-soft); color: var(--kw); font-size: 34px; font-weight: 800; }
.empty-members h3 { margin: 0 0 7px; }
.empty-members p { margin: 0; color: var(--muted); }


/* Members */
.member-card {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  max-width: 720px;
  padding: 24px;
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 36px rgba(78,35,45,.05);
}

.member-photo {
  width: 150px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  border-radius: 10px;
  background: var(--kw-soft);
}

.member-info {
  min-width: 0;
}

.member-info .person-name {
  margin-bottom: 18px;
}

.member-research {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  white-space: nowrap;
}

.member-research span {
  flex: 0 0 auto;
  color: var(--kw);
  font-size: 13px;
  font-weight: 700;
}

.member-research p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}
.member-research.member-email {
  border-top: none;
}
/* Publications */
.pub-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 28px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-btn { border: 1px solid var(--line-strong); background: #fff; color: var(--muted); padding: 9px 14px; border-radius: 8px; cursor: pointer; font-size: 13px; font-weight: 650; }
.filter-btn:hover, .filter-btn.active { background: var(--kw); color: #fff; border-color: var(--kw); }
.pub-list { display: grid; gap: 22px; }
.pub-card { display: grid; grid-template-columns: 285px 1fr; gap: 28px; padding: 20px; border-radius: 13px; border: 1px solid var(--line); background: #fff; transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.pub-card:hover { border-color: rgba(125,26,45,.28); transform: translateY(-2px); box-shadow: 0 12px 32px rgba(78,35,45,.07); }
.pub-thumb {
    position: relative;
    overflow: hidden;
    border-radius: 9px;
    background: #fff;
}

.pub-thumb img {
    display: block;

    width: 100%;
    height: auto;

    /* 이미지 자체를 정확히 800:441 비율로 유지 */
    aspect-ratio: 800 / 441;

    object-fit: contain;
    object-position: center;

    margin: 0;
    transform: none;
}

/* Oral / Spotlight / Highlight 위치는 이미지와 독립적으로 고정 */
.pub-badges {
    position: absolute;
    left: 10px;
    top: 10px;

    display: flex;
    gap: 6px;

    z-index: 10;
}

.pub-badge {
    padding: 5px 8px;
    border-radius: 6px;

    background: rgba(48,16,24,.84);
    border: 1px solid rgba(255,255,255,.15);

    color: #f6e7ea;
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .04em;

    white-space: nowrap;
}

.pub-badge.highlight {
    color: #fff;
    background: var(--kw);
    border-color: rgba(255,255,255,.18);
}
.pub-meta { color: var(--kw); font-size: 12px; font-weight: 780; text-transform: none; letter-spacing: .04em; }
.pub-card h2 { margin: 7px 0 8px; font-size: 21px; line-height: 1.35; letter-spacing: -.03em; font-weight: 650; }
.pub-authors { color: #51474a; font-size: 13px; margin: 0 0 8px; }
.pub-venue { color: var(--muted); font-size: 13px; margin: 0; }
.pub-note { color: var(--kw); font-size: 12px; margin: 8px 0 0; font-weight: 650; }
.pub-links { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 15px; }
.pub-link { padding: 6px 9px; border-radius: 6px; border: 1px solid var(--line-strong); font-size: 11px; color: #5b4f53; background: #fff; }
.pub-link:hover { color: var(--kw); border-color: rgba(125,26,45,.42); }

/* Research page */
.research-intro { color: var(--muted); max-width: 900px; margin: 0 0 44px; font-size: 17px; }
.research-row { display: grid; grid-template-columns: 1.08fr .92fr; gap: 52px; align-items: center; padding: 52px 0; border-top: 1px solid var(--line); }
.research-row:nth-child(even) .research-visual { order: 2; }
.research-visual {
  min-height: 280px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 8px 26px rgba(78,35,45,.05);
}

.research-visual img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
}
/* Spatiotemporal slideshow */
.research-slideshow {
  position: relative;
}


/* 모든 GIF를 동일한 프레임 안에 배치 */
.research-slide {
  position: absolute;
  inset: 0;

  width: 100%;
  height: 100%;

  object-fit: contain;
  object-position: center;

  background: #fff;

  opacity: 0;

  animation: researchSlideFade 16s infinite ease-in-out;
}


/* 4초 간격으로 순차 재생 */
.research-slide:nth-child(1) {
  animation-delay: 0s;
}

.research-slide:nth-child(2) {
  animation-delay: 4s;
}

.research-slide:nth-child(3) {
  animation-delay: 8s;
}

.research-slide:nth-child(4) {
  animation-delay: 12s;
}


/* Cross fade */
@keyframes researchSlideFade {

  0% {
    opacity: 0;
  }

  4% {
    opacity: 1;
  }

  21% {
    opacity: 1;
  }

  25% {
    opacity: 0;
  }

  100% {
    opacity: 0;
  }
}

.research-info h2 { margin: 0 0 13px; font-size: 29px; line-height: 1.12; letter-spacing: -.04em; font-weight: 700; }
.research-info > p { color: var(--muted); }
.research-info ul { margin: 13px 0 0; padding-left: 19px; color: #544a4d; }
.research-info li { margin: 5px 0; }


/* Projects */
.projects-list {
  border-top: 1px solid var(--line);
}

.project-item {
  display: grid;
  grid-template-columns: 155px minmax(0, 1fr);
  gap: 42px;
  padding: 42px 0;
  border-bottom: 1px solid var(--line);
}

.project-side {
  padding-top: 3px;
}

.project-period {
  display: block;
  color: var(--kw);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: -.01em;
}

.project-main {
  min-width: 0;
}

.project-program {
  margin-bottom: 10px;
  color: var(--kw);
  font-size: 13px;
  font-weight: 750;
  line-height: 1.55;
  letter-spacing: .01em;
  word-break: keep-all;
}

.project-main h2 {
  margin: 0;
  max-width: 920px;
  color: var(--text);
  font-size: clamp(21px, 2.3vw, 28px);
  font-weight: 750;
  line-height: 1.48;
  letter-spacing: -.028em;
  word-break: keep-all;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
}

.project-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 6px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: #5d5054;
  font-size: 12px;
  font-weight: 650;
  line-height: 1.3;
}

.project-meta .role {
  border-color: rgba(125,26,45,.18);
  background: var(--kw-soft);
  color: var(--kw);
}

.project-category {
  display: inline-block;
  margin-top: 16px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}

@media (max-width: 900px) {
  .project-item {
    grid-template-columns: 135px minmax(0, 1fr);
    gap: 28px;
    padding: 36px 0;
  }
}

@media (max-width: 760px) {
  .project-item {
    grid-template-columns: 1fr;
    gap: 11px;
    padding: 31px 0;
  }

  .project-side {
    padding-top: 0;
  }

  .project-program {
    margin-bottom: 7px;
  }

  .project-main h2 {
    font-size: 21px;
    line-height: 1.5;
  }

  .project-meta {
    margin-top: 15px;
  }
}

@media (max-width: 480px) {
  .project-item {
    padding: 28px 0;
  }

  .project-main h2 {
    font-size: 20px;
  }

  .project-meta span {
    font-size: 11px;
  }
}

/* Contact */
.contact-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 28px; align-items: stretch; }
.contact-card { padding: 32px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: 0 8px 30px rgba(78,35,45,.05); }
.contact-seal { width: 68px; height: 68px; object-fit: contain; margin-bottom: 18px; }
.contact-card h2 { margin: 0 0 26px; font-size: 25px; letter-spacing: -.03em; font-weight: 700; }
.contact-line { padding: 15px 0; border-top: 1px solid var(--line); }
.contact-line:first-of-type { border-top: 0; padding-top: 0; }
.contact-label { font-size: 11px; color: var(--kw); text-transform: uppercase; font-weight: 800; letter-spacing: .08em; }
.contact-value { margin-top: 5px; color: #4c4245; }
.contact-value a { color: var(--kw); }
.map-wrap { min-height: 480px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: #fff; }
.map-wrap iframe { width: 100%; height: 100%; min-height: 480px; border: 0; filter: saturate(.80) contrast(1.02); }
.join-box h3 {
    margin: 0 0 9px;
}

.join-box p {
    margin: 0;
    color: #5e4f54;
}

.join-box a {
    color: var(--kw);
}

/* Apply to Join 버튼 */
.join-box .btn-primary {
    color: #fff;
}

.join-box .btn-primary:hover {
    color: #fff;
}

.join-en {
    margin-top: 10px !important;
    font-size: 13px;
    color: var(--muted) !important;
}
/* Footer */
.site-footer {
  background: #2a1118;
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 42px 0 22px;
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  align-items: start;
}

/* Left */
.footer-brand {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.035em;
}

.kw-mark {
  width: 275px;
  height: auto;
  margin-top: 16px;
  border-radius: 3px;
}

/* Right */
.footer-contact-block {
  min-width: 320px;
}

.footer-contact-label {
  margin-bottom: 12px;

  color: rgba(255,255,255,.55);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .12em;
}

.footer-contact {
  color: #cdb9be;
  font-size: 12px;
  line-height: 1.75;
}

.footer-email {
  margin-top: 12px;
}

.footer-email a {
  color: #fff;
  font-weight: 500;
}

.footer-email a:hover {
  color: #f0cbd3;
}

/* Bottom */
.footer-bottom {
  margin-top: 34px;
  padding-top: 18px;

  border-top: 1px solid rgba(255,255,255,.10);

  color: #9f858c;
  font-size: 10px;

  display: flex;
  justify-content: space-between;
  gap: 20px;
}
/* Scroll top + reveal */
.scroll-top { position: fixed; right: 24px; bottom: 24px; width: 42px; height: 42px; border: 1px solid rgba(125,26,45,.22); border-radius: 50%; background: rgba(255,255,255,.92); color: var(--kw); cursor: pointer; display: grid; place-items: center; opacity: 0; pointer-events: none; transform: translateY(8px); transition: .2s ease; z-index: 500; box-shadow: 0 8px 24px rgba(78,35,45,.10); }
.scroll-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
/* Scroll Reveal */
.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(36px);

  transition:
    opacity .8s cubic-bezier(.22, 1, .36, 1),
    transform .8s cubic-bezier(.22, 1, .36, 1);

  will-change: opacity, transform;
}

.js .reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .js .reveal { opacity: 1; transform: none; transition: none; } .btn, .research-card, .selected-pub, .pub-card { transition: none; } } */
@media (max-width: 1000px) {
  .research-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-grid, .news-wrap, .contact-grid, .profile-columns { grid-template-columns: 1fr; }
  .about-grid { gap: 45px; } .news-wrap { gap: 34px; }
  .research-row { grid-template-columns: 1fr; gap: 26px; }
  .research-row:nth-child(even) .research-visual { order: initial; }
  .selected-pubs { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  :root { --header-h: 72px; }
  .container { width: min(var(--container), calc(100% - 34px)); }
  .menu-toggle { display: block; }
  .nav-links { position: fixed; top: var(--header-h); left: 0; right: 0; height: calc(100vh - var(--header-h)); padding: 18px 22px; background: #fcfaf8; display: none; flex-direction: column; align-items: stretch; gap: 0; border-top: 1px solid var(--line); }
  .nav-links.open { display: flex; }
  .nav-link { height: auto; padding: 15px 4px; border-bottom: 1px solid var(--line); }
  .nav-link.active::after { display: none; }
  .dropdown { position: static; width: 100%; opacity: 1; visibility: visible; transform: none; display: none; box-shadow: none; border: 0; padding: 0 0 8px 12px; background: transparent; }
  .nav-item.mobile-open .dropdown { display: block; }
  .nav-item:hover .dropdown { display: none; }
  .nav-item.mobile-open:hover .dropdown { display: block; }
  .hero { min-height: 560px; } .hero-inner { padding: 65px 0 70px; } .section { padding: 72px 0; }
  .professor-card { grid-template-columns: 1fr; } .professor-card .profile-photo { max-width: 280px; }
  .pub-card { grid-template-columns: 1fr; } .pub-thumb { min-height: 210px; }
  .join-strip-inner { align-items: flex-start; flex-direction: column; }
  .pub-toolbar { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 700px) {
  .member-card {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 20px;
  }

  .member-photo {
    width: 110px;
  }

  .member-research {
    white-space: normal;
    flex-direction: column;
    gap: 3px;
  }

  .member-research p {
    white-space: normal;
  }
}

@media (max-width: 560px) {
  .research-grid, .footer-grid, .selected-pubs { grid-template-columns: 1fr; }
  .hero h1 { font-size: 44px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .news-item { grid-template-columns: 1fr; gap: 4px; }
  .professor-card { padding: 20px; }
  .pub-card { padding: 14px; }
  .footer-bottom { flex-direction: column; }
  .about-facts div, .profile-grid > div { grid-template-columns: 1fr; gap: 3px; }
  .empty-members { grid-template-columns: 1fr; }
}