:root { --paper: #fff; --ink: #0409a6; --muted: #5559ad; --line: rgba(4,9,166,.22); }
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 13px/1.7 "Helvetica Neue", Helvetica, Arial, sans-serif; -webkit-font-smoothing: antialiased; }
::selection { background: var(--ink); color: var(--paper); }
a { color: inherit; text-underline-offset: .22em; text-decoration-thickness: 1px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--ink); outline-offset: 5px; }
button { font: inherit; color: inherit; }
[hidden] { display: none !important; }
[lang="ko"] { word-break: keep-all; overflow-wrap: anywhere; }
body[data-language="en"] [lang="ko"], body[data-language="ko"] [lang="en"] { display: none !important; }
.work-page { max-width: 1160px; padding: 64px clamp(22px,7vw,112px) 64px; }
.page-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; max-width: 680px; margin-bottom: 24px; }
h1, h2, h3, p { margin: 0; font-size: inherit; font-weight: 400; }
.page-heading h1 { font-size: 24px; font-weight: 650; line-height: 1.2; }
strong { font-weight: 650; }
.section-nav { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 24px; font-size: 11px; }
.work-group { max-width: 880px; margin-top: 56px; scroll-margin-top: 64px; }
.group-title { margin-bottom: 18px; font-size: 11px; font-weight: 650; letter-spacing: .06em; text-transform: uppercase; }
.entry { border-top: 1px solid var(--line); scroll-margin-top: 64px; }
.entry summary { display: grid; grid-template-columns: 86px minmax(0,1fr) 12px; gap: 14px; padding: 18px 0; cursor: pointer; list-style: none; }
.entry summary::-webkit-details-marker { display: none; }
.entry summary::after { content: "+"; text-align: right; }
.entry[open] > summary::after { content: "−"; }
.entry-date { color: var(--muted); font-size: 11px; padding-top: 2px; font-variant-numeric: tabular-nums; }
.entry-title { display: block; font-weight: 650; }
.entry-role { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; }
.entry-body { margin: 0 26px 26px 100px; max-width: 554px; }
.entry-body p + p { margin-top: 1em; }
.entry-body h3 { margin: 22px 0 8px; font-size: 11px; letter-spacing: .04em; }
.entry-body ul { padding-left: 18px; margin: 8px 0 0; }
.entry-body li + li { margin-top: 6px; }
.entry-links { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 18px; font-size: 11px; }
.context { color: var(--muted); font-size: 11px; }
.work-footer { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 64px; font-size: 11px; }
.entry-kicker { display: block; font-weight: 650; font-size: 12px; margin-bottom: 8px; }
.entry-featured .entry-body { max-width: none; margin-left: 100px; margin-right: 26px; margin-bottom: 36px; }
.forum-copy { max-width: 650px; }
.entry-body h3 { font-weight: 650; font-size: 13px; margin-top: 30px; }
.forum-photo-main, .forum-photo { margin: 0; min-width: 0; }
.forum-photo-main { margin-top: 24px; margin-bottom: 30px; }
.photo-link { display: block; }
.photo-link img { display: block; width: 100%; height: auto; }
figcaption { font-size: 11px; line-height: 1.6; color: var(--muted); margin-top: 8px; }
.forum-photo-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 30px; }
.entry-body .contribution-list { list-style: none; padding: 0; margin-top: 12px; }
.entry-body .contribution-list li + li { margin-top: 14px; }
.leadership-timeline { list-style: none; padding: 0; margin: 14px 0 0; }
.leadership-timeline li { display: grid; grid-template-columns: 80px minmax(0,1fr); gap: 14px; padding: 12px 0; border-top: 1px solid var(--line); }
.leadership-timeline > li > strong { font-size: 11px; }
@media (hover:hover) and (pointer:fine) { .entry summary:hover .entry-title { text-decoration: underline; text-underline-offset: .22em; } }
@media (max-width:720px) {
  .work-page { padding: 24px 18px 40px; }
  .work-group { margin-top: 40px; }
  .entry summary { grid-template-columns: 64px minmax(0,1fr) 12px; gap: 10px; }
  .entry-body { margin-left: 74px; margin-right: 0; }
  .entry-featured .entry-body { margin-left: 0; margin-right: 0; }
  .entry-featured > summary { grid-template-columns: minmax(0,1fr) 12px; gap: 6px 10px; }
  .entry-featured > summary .entry-date { grid-column: 1; }
  .entry-featured > summary .entry-summary { grid-column: 1; }
  .entry-featured > summary::after { grid-column: 2; grid-row: 2; }
  .forum-photo-pair { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width:420px) {
  .entry summary { grid-template-columns: minmax(0,1fr) 12px; gap: 4px 10px; }
  .entry-date { grid-column: 1; }
  .entry-summary { grid-column: 1; }
  .entry summary::after { grid-column: 2; grid-row: 2; }
  .entry-body { margin-left: 0; }
}

.petition-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 24px; }
.petition-gallery .photo-link img { aspect-ratio: 3 / 2; height: auto; object-fit: cover; }
.petition-gallery .petition-photo-group img { object-position: center top; }
@media (max-width: 520px) { .petition-gallery { grid-template-columns: 1fr; } }


.research-screen { margin: 24px 0 30px; }
.research-screen img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }

.collisions-screens { display: grid; gap: 18px; margin-top: 24px; }
.collisions-screens figure { margin: 0; min-width: 0; }
.collisions-screens img { border: 1px solid var(--line); border-radius: 8px; }

/* Extend borders and current backgrounds equally; keep text columns aligned. */
.project-timeline > .entry {
  margin-inline: -24px;
  padding-inline: 24px;
}

.entry-current {
  --ink: #fff;
  --muted: #d0d2f5;
  --line: rgba(255,255,255,.3);
  background: #0409a6;
  color: #fff;
  display: flow-root;
}
.entry-current ::selection { background: #fff; color: #0409a6; }

@media (max-width:720px) {
  .project-timeline > .entry { margin-inline: -12px; padding-inline: 12px; }
}