/* PGRC homepage. Legacy identity: teal #037063, navy #192254, NanumSquare. Compact, no animation. */
@font-face { font-family: NanumSquare; font-weight: 400; font-display: swap; src: url("legacy/font/NanumSquareR.4217b4ceadd4.woff") format("woff"); }
@font-face { font-family: NanumSquare; font-weight: 700; font-display: swap; src: url("legacy/font/NanumSquareB.ada293a44f5e.woff") format("woff"); }
@font-face { font-family: NanumSquare; font-weight: 800; font-display: swap; src: url("legacy/font/NanumSquareEB.0029b8a5a16c.woff") format("woff"); }

:root {
  --teal: #037063; --teal-dark: #025a4f; --teal-soft: #e8f3f1; --navy: #192254;
  --text: #222; --muted: #666; --line: #dcdcdc; --line-soft: #ececec; --bg-soft: #f6f7f7;
  --radius: 3px; --wrap: 1200px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 15px/1.6 NanumSquare, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif; color: var(--text); background: #fff; word-break: keep-all; overflow-wrap: anywhere; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--teal); text-decoration: underline; }
img { max-width: 100%; height: auto; }
h1, h2, h3 { line-height: 1.3; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
button, input, select { font: inherit; }

/* header */
.site-header { border-bottom: 1px solid var(--line); background: #fff; }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 10px; padding-bottom: 8px; }
.logo img { display: block; height: 44px; width: auto; }
.util { display: flex; align-items: center; gap: 14px; font-size: 13px; color: var(--muted); }
.search-mini input { width: 140px; padding: 4px 8px; border: 1px solid var(--line); border-radius: var(--radius); font-size: 13px; }
.gnb { list-style: none; margin: 0 auto; display: flex; }
.gnb > li { position: relative; flex: 1; text-align: center; }
.gnb > li > a { display: block; padding: 12px 8px; font-weight: 800; font-size: 16px; color: var(--navy); }
.gnb > li.active > a, .gnb > li:hover > a { color: var(--teal); text-decoration: none; box-shadow: inset 0 -3px 0 var(--teal); }
.gnb ul { display: none; position: absolute; left: 0; right: 0; top: 100%; z-index: 10; list-style: none; margin: 0; padding: 6px 0; background: #fff; border: 1px solid var(--line); border-top: 2px solid var(--teal); text-align: left; }
.gnb ul a { display: block; padding: 5px 14px; font-size: 14px; }
.gnb > li:hover ul, .gnb > li:focus-within ul { display: block; }
.nav-toggle { display: none; }

/* home */
.hero { position: relative; background: var(--navy); }
.hero img { display: block; width: 100%; height: 300px; object-fit: cover; opacity: .55; }
.hero-text { position: absolute; left: 0; right: 0; bottom: 28px; color: #fff; }
.hero-text h1 { margin: 0 0 6px; font-size: 30px; font-weight: 800; }
.hero-text p { margin: 0; font-size: 16px; }
.hero-text .hero-en { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; opacity: .85; }
.home-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 28px; padding-top: 24px; padding-bottom: 8px; }
.box-head { display: flex; justify-content: space-between; align-items: center; border-bottom: 2px solid var(--navy); margin-bottom: 4px; }
.box-head h2 { margin: 0; padding: 6px 0; font-size: 18px; font-weight: 800; color: var(--navy); }
.more { font-size: 13px; color: var(--muted); }
.home-list { list-style: none; margin: 0; padding: 0; }
.home-list li { display: flex; gap: 10px; justify-content: space-between; padding: 7px 0; border-bottom: 1px solid var(--line-soft); font-size: 14px; }
.home-list a { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.home-list time { flex: none; color: var(--muted); font-size: 13px; }
.quick h2 { margin: 0; padding: 6px 0; font-size: 18px; font-weight: 800; color: var(--navy); border-bottom: 2px solid var(--navy); }
.quick ul { list-style: none; margin: 8px 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
.quick a { display: block; padding: 8px 10px; background: var(--bg-soft); border-left: 3px solid var(--teal); font-size: 14px; }
.quick a:hover { background: var(--teal-soft); text-decoration: none; }
.home-photos { padding-top: 16px; }
.links-row { display: flex; flex-wrap: wrap; gap: 8px 18px; padding-top: 18px; padding-bottom: 24px; font-size: 13px; color: var(--muted); }

/* sub pages */
.sub { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 32px; padding-top: 24px; padding-bottom: 40px; }
.lnb h2 { margin: 0; padding: 14px 12px; background: var(--teal); color: #fff; font-size: 18px; font-weight: 800; }
.lnb ul { list-style: none; margin: 0; padding: 0; border: 1px solid var(--line); border-top: 0; }
.lnb li a { display: block; padding: 8px 12px; border-top: 1px solid var(--line-soft); font-size: 14px; }
.lnb li.active a { color: var(--teal); font-weight: 700; background: var(--teal-soft); }
.content { min-width: 0; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; border-bottom: 1px solid var(--line); padding-bottom: 8px; margin-bottom: 16px; }
.page-head h1 { margin: 0; font-size: 24px; font-weight: 800; color: var(--navy); }
.crumbs { margin: 0; font-size: 12px; color: var(--muted); }

/* lists */
.filter { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-bottom: 10px; }
.filter input[type=search] { flex: 1; min-width: 160px; max-width: 320px; }
.filter input, .filter select { padding: 5px 8px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.filter button, .btn { padding: 5px 14px; border: 1px solid var(--teal); border-radius: var(--radius); background: var(--teal); color: #fff; cursor: pointer; display: inline-block; }
.btn:hover { background: var(--teal-dark); color: #fff; text-decoration: none; }
.btn.small { padding: 2px 8px; font-size: 13px; }
.count { margin-left: auto; font-size: 13px; color: var(--muted); }
table.list { width: 100%; border-collapse: collapse; border-top: 2px solid var(--navy); font-size: 14px; }
table.list th { padding: 8px 6px; background: var(--bg-soft); border-bottom: 1px solid var(--line); font-weight: 700; }
table.list td { padding: 8px 6px; border-bottom: 1px solid var(--line-soft); }
table.list .num, table.list .date { width: 1%; white-space: nowrap; text-align: center; color: var(--muted); }
table.list .cat { width: 1%; white-space: nowrap; color: var(--teal); font-size: 13px; }
table.list .url { font-size: 13px; color: var(--muted); word-break: break-all; }
.clip { font-size: 12px; }
.empty { padding: 20px 0; text-align: center; color: var(--muted); }
.pager { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px; margin: 18px 0; font-size: 14px; }
.pager a, .pager strong, .pager span { min-width: 30px; padding: 3px 8px; text-align: center; border: 1px solid var(--line); border-radius: var(--radius); }
.pager strong { background: var(--teal); border-color: var(--teal); color: #fff; }
.thumbs { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.thumbs a { display: block; font-size: 14px; }
.thumbs img, .thumbs .noimg { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--bg-soft); border: 1px solid var(--line-soft); }
.thumbs span { display: block; margin-top: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.thumbs time { font-size: 12px; color: var(--muted); }
.pubs { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--navy); }
.pubs li { display: flex; gap: 10px; padding: 9px 4px; border-bottom: 1px solid var(--line-soft); }
.pubs .num { flex: none; width: 3em; text-align: right; color: var(--muted); font-size: 13px; padding-top: 1px; }
.pubs .pub-title { font-weight: 700; }
.pubs p { margin: 2px 0 0; font-size: 13px; color: var(--muted); }
.tag { display: inline-block; padding: 0 6px; border: 1px solid var(--teal); border-radius: var(--radius); color: var(--teal); font-size: 12px; font-style: normal; }

/* detail */
.post-head { border-top: 2px solid var(--navy); border-bottom: 1px solid var(--line); padding: 10px 4px; }
.post-head h2 { margin: 0; font-size: 19px; }
.post-head .cat { color: var(--teal); }
.meta { display: flex; flex-wrap: wrap; gap: 12px; margin: 4px 0 0; font-size: 13px; color: var(--muted); }
.post-body { padding: 14px 4px; font-size: 15px; }
.post-body table { border-collapse: collapse; }
.post-body td, .post-body th { border: 1px solid var(--line); padding: 4px 6px; }
.post-image { margin: 14px 0 0; text-align: center; }
.post-link { font-size: 14px; word-break: break-all; }
.files { list-style: none; margin: 0; padding: 8px 12px; background: var(--bg-soft); border: 1px solid var(--line-soft); font-size: 14px; }
.files .size { color: var(--muted); font-size: 12px; }
.files li::before { content: "첨부 "; color: var(--muted); font-size: 12px; }
.prevnext { margin-top: 16px; border-top: 1px solid var(--line); }
.prevnext a { display: block; padding: 7px 4px; border-bottom: 1px solid var(--line-soft); font-size: 14px; }
.prevnext span { display: inline-block; width: 4.5em; color: var(--muted); font-size: 13px; }
.back { text-align: right; }
table.info { width: 100%; border-collapse: collapse; margin: 10px 0; font-size: 14px; }
table.info th { width: 9em; padding: 7px; background: var(--bg-soft); text-align: left; font-weight: 700; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
table.info td { padding: 7px; border-bottom: 1px solid var(--line-soft); }

/* researchers */
.people { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.people li { display: flex; gap: 14px; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); }
.people img, .people .nophoto { flex: none; width: 96px; height: 120px; object-fit: cover; background: var(--bg-soft); }
.people h3 { margin: 0; font-size: 17px; }
.people small { font-weight: 400; color: var(--muted); font-size: 13px; }
.people p { margin: 3px 0; font-size: 13px; }
.people .pos { color: var(--teal); }


/* misc */
.sitemap { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.sitemap h3 { margin: 0 0 4px; padding: 8px 10px; background: var(--teal); color: #fff; font-size: 16px; }
.sitemap h3 a { color: #fff; }
.sitemap ul { margin: 0; padding: 4px 0 0 22px; font-size: 14px; }
.sec { margin: 18px 0 6px; font-size: 16px; color: var(--navy); }
.results { margin: 0; padding-left: 20px; font-size: 14px; }
.results li { padding: 3px 0; }
.results time { color: var(--muted); font-size: 12px; }
.archive-list { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--navy); }
.archive-list li { display: grid; grid-template-columns: 7em minmax(0, 1fr); gap: 12px; padding: 10px 4px; border-bottom: 1px solid var(--line-soft); }
.archive-list .yr { color: var(--teal); font-weight: 800; }
.archive-list h3 { margin: 0; font-size: 16px; }
.archive-list p { margin: 3px 0 0; font-size: 13px; color: var(--muted); }
.archive-list .links a { margin-right: 10px; font-size: 13px; color: var(--teal); }
.note { padding: 10px 12px; background: var(--bg-soft); border-left: 3px solid var(--teal); font-size: 14px; }

/* converted legacy pages */
.page-body { font-size: 15px; }
.page-body table { width: 100%; border-collapse: collapse; font-size: 13px; }
.page-body th, .page-body td { border: 1px solid var(--line); padding: 4px 6px; vertical-align: top; }
.page-body th { background: var(--bg-soft); }
.page-body figure { margin: 0 0 14px; }
.page-body dl.text dt { font-size: 18px; font-weight: 800; color: var(--navy); margin-bottom: 10px; }
.page-body dd { margin: 0; }
.page-body h3, .page-body h4 { color: var(--navy); margin: 18px 0 8px; }
.page-body .tableWrap, .page-body .table_wrap { overflow-x: auto; }

/* History keeps each year distinct and wrapped event text aligned. */
.page-body .history dl { position: relative; margin: 0; padding: 28px 0 28px 112px; border-top: 1px solid var(--line); }
.page-body .history dl:first-child { border-top: 2px solid var(--teal); }
.page-body .history dt { position: absolute; top: 24px; left: 0; margin: 0; color: var(--teal); font-size: 30px; font-weight: 800; line-height: 1.3; font-variant-numeric: tabular-nums; }
.page-body .history dd { position: relative; margin: 0; padding-left: 38px; line-height: 1.75; }
.page-body .history dd + dd { margin-top: 12px; }
.page-body .history dd > span:first-child { position: absolute; top: 0; left: 0; color: var(--muted); font-weight: 700; font-variant-numeric: tabular-nums; }
@media (max-width: 600px) {
  .page-body .history dl { padding: 22px 0; }
  .page-body .history dt { position: static; margin-bottom: 16px; font-size: 26px; }
  .page-body .history dd { padding-left: 32px; }
  .page-body .history dd + dd { margin-top: 14px; }
}

/* footer */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-soft); font-size: 13px; color: var(--muted); }
.footer-row { display: flex; gap: 20px; align-items: flex-start; padding-top: 18px; padding-bottom: 22px; }
.footer-row p { margin: 2px 0; }
.footer-logo { flex: none; opacity: .8; }
.copy { font-size: 12px; }

/* tablet and phone */
@media (max-width: 900px) {
  .nav-desktop, .util a { display: none; }
  .util { gap: 0; }
  .nav-toggle { display: block; border-top: 1px solid var(--line-soft); }
  .nav-toggle summary { padding: 8px 16px; font-weight: 700; color: var(--navy); cursor: pointer; list-style: none; }
  .nav-toggle summary::before { content: "☰  "; }
  .nav-toggle[open] summary::before { content: "✕  "; }
  .nav-toggle .gnb { display: block; padding-bottom: 8px; }
  .nav-toggle .gnb > li { text-align: left; }
  .nav-toggle .gnb > li > a { padding: 6px 0; box-shadow: none; font-size: 15px; }
  .nav-toggle .gnb ul { display: flex; flex-wrap: wrap; gap: 2px 14px; position: static; border: 0; padding: 0 0 6px; }
  .nav-toggle .gnb ul a { padding: 2px 0; font-size: 14px; color: var(--muted); }
  .sub { grid-template-columns: minmax(0, 1fr); gap: 12px; padding-top: 12px; }
  .lnb h2 { display: none; }
  .lnb ul { display: flex; flex-wrap: wrap; border: 0; gap: 4px; }
  .lnb li a { border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 10px; font-size: 13px; }
  .page-head { flex-direction: column; align-items: flex-start; gap: 2px; }
  .home-grid { grid-template-columns: minmax(0, 1fr); }
  .thumbs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .people, .sitemap { grid-template-columns: minmax(0, 1fr); }
  .hero img { height: 200px; }
  .hero-text h1 { font-size: 22px; }
  .hero-text p { font-size: 14px; }
  table.list .cat, table.list .num { display: none; }
  .footer-row { flex-direction: column; gap: 8px; }
  .search-mini input { width: 120px; }
  .archive-list li { grid-template-columns: minmax(0, 1fr); gap: 2px; }
}

/* Homepage review, November 2026 */
.latest-papers { padding-top: 26px; padding-bottom: 10px; }
.post-dates { flex: none; display: flex; flex-direction: column; color: var(--muted); font-size: 12px; }
.home-list a { min-width: 0; }
table.list .date { width: 155px; }
table.list .date small, .thumbs small { display: block; color: var(--muted); font-size: 12px; }
.visit-info address { font-style: normal; font-size: 18px; line-height: 1.9; }
.visit-info .btn { margin: 4px 6px 4px 0; }
.page-body figcaption { text-align: left; color: var(--muted); margin: 8px 0 24px; font-size: 14px; }
.page-body .table-scroll { overflow-x: auto; margin: 12px 0; max-width: 100%; }
.page-body .table-scroll:focus-visible { outline: 3px solid var(--navy); outline-offset: 2px; }
.table-scroll table { min-width: 560px; }
.link-guide { padding: 12px; background: var(--bg-soft); }
table.list .url { overflow-wrap: anywhere; }
@media (max-width: 600px) {
  .home-list li { display: block; }
  .home-list a { display: block; white-space: normal; }
  .post-dates { flex-direction: row; flex-wrap: wrap; gap: 2px 12px; margin-top: 3px; }
  .visit-info .btn { display: inline-block; white-space: normal; }
}

/* Distinguish article links without relying on colour alone. */
.post-body a, .post-link a { color: var(--teal); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.post-body a:hover, .post-link a:hover { color: var(--teal-dark); text-decoration-thickness: 2px; }
.post-body a:focus-visible, .post-link a:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 2px; }