:root {
  --page-bg: #0B0B0B;
  --main-black: #0A0A0A;
  --section-bg: #121212;
  --card-bg: #181818;
  --hover-surface: #232323;
  --border: #2E2E2E;
  --border-secondary: #3A3A3A;
  --text-primary: #F5F5F5;
  --text-body: #EAEAEA;
  --text-secondary: #A3A3A3;
  --text-muted: #737373;
  --white: #FFFFFF;
  --container: 1120px;
  --section-padding: 72px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  background: var(--page-bg);
  color: var(--text-body);
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", "Pretendard", sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

main {
  display: block;
}

.container,
.section-container,
.SectionContainer {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 220;
  background: var(--main-black);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  min-height: 68px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
}

.logo {
  grid-column: 1;
  justify-self: start;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.main-nav {
  grid-column: 2;
  justify-self: center;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 18px;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-bottom: 1px solid transparent;
  padding-bottom: 4px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
  border-color: var(--white);
}

.hero {
  padding: var(--section-padding) 0;
  background: var(--main-black);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.hero-main {
  min-height: clamp(420px, 56vh, 620px);
  display: flex;
  align-items: center;
}

.hero-main-inner {
  width: 100%;
}

.hero-main-intro {
  max-width: 920px;
}

.eyebrow,
.breadcrumb {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.breadcrumb a {
  color: var(--text-secondary);
  border-bottom: 1px solid transparent;
}

.breadcrumb a:hover {
  color: var(--text-primary);
  border-color: var(--text-primary);
}

.hero-main-intro .eyebrow {
  color: var(--text-secondary);
}

.hero-main-mark {
  margin: 12px 0 0;
  color: var(--text-primary);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: 0;
  font-weight: 600;
}

.hero-main-kicker {
  margin: 20px 0 0;
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.hero-main-mission {
  margin: 10px 0 0;
  max-width: 720px;
  color: var(--text-body);
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  line-height: 1.65;
}

.page-head {
  padding: var(--section-padding) 0 34px;
  background: var(--main-black);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.page-title,
.hero-title {
  margin: 10px 0 0;
  color: var(--text-primary);
  font-size: clamp(1.42rem, 2.5vw, 2.08rem);
  line-height: 1.34;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

.page-description,
.hero-description,
.section-intro {
  margin: 10px 0 0;
  color: var(--text-secondary);
  max-width: 760px;
  font-size: 0.95rem;
}

.section {
  padding: var(--section-padding) 0;
  background: var(--section-bg);
  border-bottom: 1px solid var(--border);
}

.section:last-of-type {
  border-bottom: none;
}

.section:nth-of-type(even):not(.hero):not(.research-focus):not(.disclosure-focus):not(.institutional-brief) {
  background: var(--main-black);
}

.section-head {
  max-width: 760px;
}

.section-title {
  margin: 0;
  color: var(--text-primary);
  font-size: clamp(1.18rem, 2vw, 1.62rem);
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.section-subtitle {
  margin: 8px 0 0;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.institutional-brief {
  background: var(--section-bg);
}

.institutional-brief-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 480px);
  gap: 36px;
  align-items: start;
}

.institutional-brief-copy {
  max-width: 720px;
}

.institutional-brief-title {
  margin: 10px 0 0;
  color: var(--text-primary);
  font-size: clamp(1.48rem, 2.5vw, 2rem);
  line-height: 1.3;
}

.institutional-brief-text {
  margin: 16px 0 0;
  color: var(--text-body);
  font-size: 0.95rem;
  line-height: 1.7;
}

.institutional-inline-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 600;
}

.institutional-inline-link:hover {
  color: var(--white);
}

.institutional-link-arrow {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1;
}

.institutional-brief-board {
  border: 1px solid var(--border);
  background: var(--card-bg);
  padding: 20px 20px 10px;
}

.institutional-board-kicker {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.institutional-link-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.institutional-link-list li + li {
  border-top: 1px solid var(--border-secondary);
}

.institutional-link-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 50px;
  color: var(--text-body);
  font-size: 1rem;
  font-weight: 600;
}

.institutional-link-list a:hover {
  color: var(--white);
  background: var(--hover-surface);
}

.research-focus {
  background: var(--section-bg);
}

.disclosure-focus {
  background: var(--main-black);
}

.research-focus .eyebrow,
.research-focus .section-title,
.research-focus .section-intro,
.disclosure-focus .eyebrow,
.disclosure-focus .section-title,
.disclosure-focus .section-intro {
  color: var(--text-primary);
}

.grid {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card,
.panel,
.research-card,
.organization-card,
.activity-card,
.contact-card,
.Card,
.ResearchCard,
.OrganizationCard,
.ActivityCard,
.curriculum-group,
.detail-shell,
.admin-shell,
.note-box,
.empty-state,
.board-empty {
  border: 1px solid var(--border);
  background: var(--card-bg);
  padding: 16px;
}

.card,
.panel,
.research-card,
.organization-card,
.activity-card,
.contact-card,
.Card,
.ResearchCard,
.OrganizationCard,
.ActivityCard {
  height: 100%;
}

.narrow-card-sm {
  max-width: 620px;
}

.narrow-card-md {
  max-width: 700px;
}

.narrow-card-lg {
  max-width: 860px;
}

.card-meta,
.card-kicker,
.meta,
.meta-line,
.card-label,
.admin-note {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.card-title,
.research-card-title,
.organization-role,
.activity-title,
.curriculum-title {
  margin: 8px 0 0;
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.card p,
.panel p,
.research-card p,
.organization-card p,
.activity-card p,
.contact-card p,
.longcopy p,
.detail-body,
.body {
  margin: 8px 0 0;
  color: var(--text-body);
  font-size: 0.93rem;
  line-height: 1.7;
}

.card-text {
  color: var(--text-body);
}

.list,
.steps,
.hierarchy ul {
  margin: 8px 0 0;
  padding-left: 16px;
  color: var(--text-body);
}

.list li,
.steps li,
.hierarchy li {
  margin-bottom: 6px;
}

.button-row,
.research-card-footer,
.inline-links,
.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.btn,
button.btn {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border: 1px solid var(--border-secondary);
  background: var(--card-bg);
  color: var(--text-primary);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.btn:hover,
button.btn:hover {
  border-color: var(--white);
  background: var(--hover-surface);
}

.btn-primary,
button.btn-primary {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: var(--main-black);
}

.btn-primary:hover,
button.btn-primary:hover {
  background: var(--white);
  border-color: var(--white);
  color: var(--main-black);
}

.btn-secondary,
button.btn-secondary {
  background: var(--card-bg);
  color: var(--text-primary);
}

.stat-grid,
.kpi-row {
  display: grid;
  gap: 0;
  margin-top: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--border);
  background: var(--card-bg);
}

.stat-card,
.kpi {
  border-right: 1px solid var(--border);
  padding: 14px;
}

.stat-card:last-child,
.kpi:last-child {
  border-right: none;
}

.stat-label,
.kpi .label {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.stat-value,
.kpi .value {
  margin: 8px 0 0;
  color: var(--text-primary);
  font-size: 0.95rem;
  line-height: 1.5;
}

.table-wrap {
  margin-top: 14px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  overflow-x: auto;
}

.disclosure-table,
.board-table,
.DisclosureTable {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

.disclosure-table th,
.disclosure-table td,
.board-table th,
.board-table td,
.DisclosureTable th,
.DisclosureTable td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.disclosure-table th,
.board-table th,
.DisclosureTable th {
  background: var(--main-black);
  color: var(--text-primary);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.disclosure-table td,
.board-table td,
.DisclosureTable td {
  color: var(--text-body);
  font-size: 0.9rem;
  word-break: keep-all;
}

.disclosure-table tbody tr:hover,
.board-table tbody tr:hover,
.DisclosureTable tbody tr:hover {
  background: var(--hover-surface);
}

.board-link,
.inline-text-link {
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-secondary);
}

.board-link:hover,
.inline-text-link:hover {
  border-color: var(--white);
}

.organization-chart-card,
.org-chart-card {
  margin-top: 16px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  padding: 14px;
}

.organization-chart-image,
.org-chart-image {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--border-secondary);
  background: var(--main-black);
}

.position-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.position-card,
.role-preview {
  border: 1px solid var(--border);
  background: var(--card-bg);
  padding: 14px;
}

.position-role,
.role-preview h3 {
  margin: 0;
  color: var(--text-primary);
  font-size: 0.96rem;
}

.position-desc,
.role-preview p,
.detail-meta {
  margin: 8px 0 0;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.doc-frame {
  width: 100%;
  min-height: 760px;
  margin-top: 12px;
  border: 1px solid var(--border);
  background: var(--white);
}

.detail-body {
  white-space: pre-wrap;
}

.form-grid {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.input,
.select,
.textarea {
  width: 100%;
  border: 1px solid var(--border-secondary);
  background: var(--main-black);
  color: var(--text-body);
  font: inherit;
  padding: 9px 10px;
}

.textarea {
  min-height: 170px;
  resize: vertical;
}

.footer,
.site-footer,
.Footer {
  background: var(--main-black);
  border-top: 1px solid var(--border);
}

.institutional-footer-grid,
.footer-inner {
  padding: 62px 0;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 40px;
}

.institutional-footer-intro {
  max-width: 760px;
}

.institutional-footer-logo,
.footer-title {
  margin: 0;
  color: var(--text-primary);
  font-size: clamp(1.5rem, 2.1vw, 2rem);
  line-height: 1.2;
  letter-spacing: 0;
}

.institutional-footer-text,
.footer-description {
  margin: 16px 0 0;
  color: var(--text-body);
  font-size: 0.92rem;
  line-height: 1.72;
}

.institutional-footer-links-wrap,
.footer-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  border-left: 1px solid var(--border-secondary);
  border-right: 1px solid var(--border-secondary);
  padding: 4px 26px;
}

.institutional-footer-column {
  min-width: 0;
}

.institutional-footer-heading,
.footer-heading {
  margin: 0;
  color: var(--text-primary);
  font-size: 0.9rem;
  line-height: 1.3;
  font-weight: 600;
}

.institutional-footer-links,
.footer-links,
.footer-contact {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.institutional-footer-links li,
.footer-links li,
.footer-contact li {
  margin-bottom: 10px;
}

.institutional-footer-links a,
.footer-links a,
.footer-contact li {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.5;
}

.institutional-footer-links a:hover,
.footer-links a:hover {
  color: var(--white);
}

.mono {
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", "Pretendard", sans-serif;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

pre.mono {
  margin: 10px 0 0;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: var(--main-black);
  color: var(--text-body);
  white-space: pre-wrap;
  overflow: auto;
}

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 36px 24px;
}

.meta {
  color: var(--text-secondary);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.motion-observe {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.44s ease, transform 0.44s ease;
  transition-delay: var(--motion-delay, 0ms);
}

.motion-observe.is-inview {
  opacity: 1;
  transform: translateY(0);
}

tbody tr.motion-observe {
  transform: translateY(6px);
}

@media (prefers-reduced-motion: reduce) {
  .motion-observe,
  .motion-observe.is-inview,
  tbody tr.motion-observe {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 1024px) {
  :root {
    --section-padding: 56px;
  }

  .container,
  .section-container,
  .SectionContainer {
    padding: 0 24px;
  }

  .header-inner {
    display: flex;
    justify-content: space-between;
  }

  .main-nav {
    justify-content: flex-end;
    gap: 10px 14px;
  }

  .institutional-brief-grid,
  .grid-3,
  .grid-4,
  .stat-grid,
  .kpi-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stat-card,
  .kpi {
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .stat-grid .stat-card:nth-child(2n),
  .kpi-row .kpi:nth-child(2n) {
    border-right: none;
  }

  .institutional-footer-grid,
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .institutional-footer-links-wrap,
  .footer-columns {
    border-right: none;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 40px;
  }

  .container,
  .section-container,
  .SectionContainer {
    padding: 0 16px;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 0;
    min-height: auto;
  }

  .main-nav {
    justify-content: flex-start;
    width: 100%;
    gap: 8px 12px;
  }

  .hero-main {
    min-height: 360px;
  }

  .hero-main-mark {
    font-size: clamp(1.8rem, 10vw, 2.4rem);
  }

  .hero-main-mission {
    font-size: 0.95rem;
  }

  .doc-frame {
    min-height: 560px;
  }

  .institutional-brief-grid,
  .grid-2,
  .grid-3,
  .grid-4,
  .position-grid,
  .form-grid,
  .stat-grid,
  .kpi-row {
    grid-template-columns: 1fr;
  }

  .stat-card,
  .kpi {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .stat-card:last-child,
  .kpi:last-child {
    border-bottom: none;
  }

  .table-wrap {
    margin-top: 12px;
  }

  .disclosure-table,
  .board-table,
  .DisclosureTable {
    min-width: 560px;
  }

  .disclosure-table th,
  .disclosure-table td,
  .board-table th,
  .board-table td,
  .DisclosureTable th,
  .DisclosureTable td {
    padding: 9px 10px;
    font-size: 0.85rem;
  }

  .institutional-footer-grid,
  .footer-inner {
    padding: 40px 0;
  }

  .institutional-footer-links-wrap,
  .footer-columns {
    grid-template-columns: 1fr;
    border-left: none;
    padding: 14px 0 0;
    gap: 18px;
  }

  .institutional-footer-logo,
  .footer-title {
    font-size: clamp(1.35rem, 7vw, 1.7rem);
  }

  .institutional-footer-text,
  .footer-description {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .nav-link {
    font-size: 0.8rem;
  }

  .disclosure-table,
  .board-table,
  .DisclosureTable {
    min-width: 520px;
  }
}