:root {
  --red: #c4161c;
  --text: #222;
  --muted: #777;
  --line: #ddd;
  --bg: #fff;
  --max: 1120px;
  --header: 78px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans KR", "Helvetica Neue", Arial, sans-serif;
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: -0.01em;
}

img {
  max-width: 100%;
  display: block;
}

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

a:hover {
  color: var(--red);
}

.wrap {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid #eee;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

.header-inner {
  height: var(--header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text) !important;
  flex-shrink: 0;
}

.logo-mark {
  width: 34px;
  height: 34px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-text strong {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.logo-text span {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 10px;
  letter-spacing: 0.01em;
  color: #444;
}

.logo-text em {
  font-style: normal;
  font-weight: 700;
  color: var(--red);
}

.nav {
  display: flex;
  gap: 28px;
}

.nav a {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: #333;
}

.nav a.on,
.nav a:hover {
  color: #111;
}

.menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
}

.menu-btn span,
.menu-btn span::before,
.menu-btn span::after {
  display: block;
  width: 16px;
  height: 1px;
  background: #333;
  position: relative;
}

.menu-btn span::before,
.menu-btn span::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-btn span::before {
  top: -5px;
}

.menu-btn span::after {
  top: 5px;
}

/* Page title */

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 48px 0 28px;
}

.page-title {
  margin: 0;
  color: var(--red);
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.tools {
  display: flex;
  gap: 8px;
  align-items: center;
}

select,
.icon-btn {
  height: 28px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 12px;
  color: #444;
}

select {
  min-width: 72px;
  padding: 0 8px;
}

.icon-btn {
  width: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Cards / grids */

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px 18px;
}

.card {
  border: 1px solid var(--line);
  background: #fff;
}

.card:hover {
  color: inherit;
}

.card-img {
  aspect-ratio: 5 / 4;
  overflow: hidden;
  background: #f4f4f4;
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: 12px 12px 16px;
}

.card-body .ko {
  font-size: 13px;
  font-weight: 500;
}

.card-body .en {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 11px;
  color: #888;
  margin-top: 2px;
}

.card-body .meta {
  font-size: 11px;
  color: #888;
  margin-top: 6px;
}

/* Home */

.hero {
  padding: 36px 0 8px;
}

.hero-frame {
  border: 1px solid var(--line);
  padding: 48px 56px 36px;
}

.hero-frame img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.hero-caption {
  margin: 18px 0 0;
  text-align: center;
  font-size: 12px;
  color: #888;
}

.mission {
  padding: 56px 0 24px;
  max-width: 720px;
}

.mission p {
  margin: 0;
  font-size: 22px;
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: -0.04em;
}

.mission .en {
  margin-top: 10px;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.home-block {
  padding: 40px 0 8px;
}

.home-block h2 {
  margin: 0 0 18px;
  color: var(--red);
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 18px;
  letter-spacing: 0.06em;
}

.featured {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
  align-items: start;
  padding-bottom: 24px;
  border-bottom: 1px solid #eee;
}

.featured img {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
}

.featured h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 500;
}

.featured .dates {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 16px;
}

.featured p {
  margin: 0 0 18px;
  color: #444;
}

.link-more {
  font-size: 12px;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.program-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}

.program-list a {
  display: block;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.program-list a:first-child {
  padding-right: 32px;
  border-right: 1px solid var(--line);
}

.program-list a:last-child {
  padding-left: 32px;
}

.program-list .label {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--red);
}

.program-list h3 {
  margin: 6px 0 8px;
  font-size: 16px;
  font-weight: 500;
}

.program-list p {
  margin: 0;
  color: #555;
}

.patron-band {
  margin: 48px 0 24px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
}

.patron-band p {
  margin: 0;
  font-size: 15px;
}

/* Article pages */

.prose {
  max-width: 760px;
  color: #333;
}

.prose p {
  margin: 0 0 16px;
}

.prose h2 {
  margin: 36px 0 12px;
  font-size: 16px;
  font-weight: 500;
}

.split {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  padding-bottom: 48px;
}

.visit dt {
  font-weight: 500;
  margin-top: 16px;
}

.visit dd {
  margin: 4px 0 0;
  color: #555;
}

.detail-stage {
  border: 1px solid var(--line);
  padding: 40px 48px 28px;
  margin-bottom: 28px;
}

.detail-meta {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0 22px;
  border-bottom: 1px solid #eee;
  margin-bottom: 22px;
}

.side-links {
  font-size: 12px;
  color: #888;
  text-align: right;
}

.side-links a {
  display: block;
}

.related {
  margin-top: 48px;
}

.related h2 {
  font-size: 14px;
  font-weight: 500;
  margin: 0 0 16px;
}

.fair-result {
  margin: 28px 0 40px;
}

.fair-result h3 {
  font-size: 14px;
  margin: 0 0 10px;
}

.fair-result dl {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 6px 12px;
  margin: 0;
  align-items: start;
}

.fair-result dt {
  color: #888;
}

.form {
  display: grid;
  gap: 10px;
  max-width: 420px;
}

.form input,
.form select,
.form textarea {
  width: 100%;
  border: 1px solid var(--line);
  padding: 8px 10px;
  font: inherit;
}

.form button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 16px;
  border: 1px solid #333;
  background: #fff;
  cursor: pointer;
  font: inherit;
}

.form button:hover,
.btn:hover {
  border-color: var(--red);
  color: var(--red);
}

.actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.institute-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.institute-card {
  border: 1px solid var(--line);
  min-height: 280px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.institute-card.medici {
  background: #f3f1ee;
}

.institute-card.culture {
  background: #111;
  color: #f4f1ea;
}

.institute-card .en {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 0.16em;
  opacity: 0.7;
}

.institute-card h2 {
  margin: 8px 0 12px;
  font-size: 22px;
  font-weight: 500;
}

/* Footer */

.to-top {
  display: flex;
  justify-content: flex-end;
  padding: 24px 0 36px;
}

.to-top a {
  border: 1px solid var(--line);
  padding: 6px 12px;
  font-size: 11px;
  color: #666;
}

.site-footer {
  border-top: 1px solid #eee;
  padding: 22px 0 28px;
  color: #888;
  font-size: 11px;
  line-height: 1.7;
}

.footer-inner {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}

.nts-link {
  margin-left: auto;
  flex-shrink: 0;
}

.nts-link:hover {
  color: inherit;
  opacity: 0.8;
}

.nts-link img {
  height: 32px;
  width: auto;
}

.footer-brand {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-weight: 600;
  color: #555;
  white-space: nowrap;
}

.copy {
  margin-top: 4px;
  font-size: 10px;
}

/* Responsive */

@media (max-width: 900px) {
  .grid-4,
  .featured,
  .split,
  .program-list,
  .institute-grid {
    grid-template-columns: 1fr 1fr;
  }

  .program-list a:first-child,
  .program-list a:last-child {
    padding-left: 0;
    padding-right: 0;
    border-right: 0;
  }

  .hero-frame,
  .detail-stage {
    padding: 20px;
  }

  .footer-inner,
  .patron-band,
  .detail-meta {
    flex-direction: column;
  }

  .nts-link {
    margin-left: 0;
  }
}

@media (max-width: 720px) {
  .menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    display: none;
    position: absolute;
    top: var(--header);
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid #eee;
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    padding: 10px 0;
    border-bottom: 1px solid #f2f2f2;
  }

  .grid-4,
  .featured,
  .split,
  .program-list,
  .institute-grid {
    grid-template-columns: 1fr;
  }

  .mission p {
    font-size: 18px;
  }

  .page-title {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* Donation ledger */

.ledger-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 36px 0 16px;
}

.ledger-head h2 {
  margin: 0;
}

.ledger-head select {
  min-width: 140px;
  height: 32px;
}

.ledger-wrap {
  overflow-x: auto;
  margin-bottom: 8px;
}

.ledger-title {
  text-align: center;
  font-size: 15px;
  font-weight: 500;
  margin: 0 0 12px;
}

.ledger {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  line-height: 1.5;
}

.ledger th,
.ledger td {
  border: 1px solid #bbb;
  padding: 7px 8px;
  vertical-align: middle;
}

.ledger thead th {
  background: #f6f6f6;
  font-weight: 500;
  text-align: center;
}

.ledger .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.ledger .center {
  text-align: center;
}

.ledger .use {
  text-align: left;
}

.ledger tbody tr.total {
  background: #fafafa;
  font-weight: 500;
}

.ledger-panel[hidden] {
  display: none;
}