/* A plain, standard academic page: one column, system fonts, burnt-orange links. */

:root {
  --bg: #ffffff;
  --text: #1f1f1f;
  --muted: #666666;
  --link: #b34d00;     /* deep burnt orange, 5.3:1 on white */
  --rule: #e2e2e2;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171717;
    --text: #e3e3e3;
    --muted: #a0a0a0;
    --link: #f29f5c;   /* light burnt orange, 8.4:1 on the dark background */
    --rule: #333333;
  }
}

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 1rem/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial,
    "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
}

.page { max-width: 760px; margin: 0 auto; padding: 56px 20px 32px; }

/* Links are underlined, except [bracket] links, whose brackets already mark them. */
a { color: var(--link); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.15em; }
.entry__links a, .entry p a, .entry__thumb, .back a { text-decoration: none; }
a:hover { text-decoration: underline; text-decoration-thickness: 2px; }
a:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; }

h1 { margin: 0; font-size: 1.625rem; font-weight: 600; line-height: 1.3; }
h2 { margin: 40px 0 12px; font-size: 1.1875rem; font-weight: 600; line-height: 1.3; }
h1 + p { margin-top: 12px; }
p { margin: 0 0 12px; }
p, li, .entry__authors, .entry__meta { text-wrap: pretty; }
ul { margin: 0; padding-left: 20px; }
li { margin: 6px 0; }
img { max-width: 100%; height: auto; }

.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }
.back { margin-bottom: 24px; font-size: 0.9375rem; }

/* Intro: text on the left, square photo on the right */
.intro { display: flex; gap: 36px; align-items: flex-start; }
.intro__text { flex: 1; min-width: 0; }
.intro__role { margin: 2px 0 16px; color: var(--muted); }
.intro__aff { display: inline-block; }   /* the university name wraps as one unit */
/* Korean name and Hanja: sized relative to the name (about 60%), not bold. */
.name-ko { margin-left: 0.3em; font-size: 0.6em; font-weight: 400; color: var(--muted); white-space: nowrap; }
.name-ko + .name-ko { margin-left: 0; }   /* just one space between 변지섭 and 卞智燮 */
.intro__photo { flex: none; width: 150px; height: 150px; object-fit: cover; }   /* square */
/* Link row as icons: calm grey, near-black on hover; each target is 34px square. */
.icons { display: flex; flex-wrap: wrap; gap: 4px; margin: 2px 0 0 -6px; padding: 0; list-style: none; }
.icons li { margin: 0; }
.icons a, .icons__off { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 4px; color: var(--muted); }
.icons a:hover { color: var(--text); }
.icons svg { width: 22px; height: 22px; }
.icons__off { opacity: 0.55; cursor: default; }

/* News: wrapped lines align with the text, not the date */
.news { list-style: none; padding: 0; }
.news li { padding-left: 5.5em; text-indent: -5.5em; }
.news__date { display: inline-block; width: 5.5em; text-indent: 0; font-weight: 600; }
.news strong { white-space: nowrap; }

/* Entries (publications): small figure on the left, text on the right */
.entry { display: flex; gap: 20px; align-items: flex-start; margin: 18px 0 24px; }
.entry__thumb { flex: none; line-height: 0; }
.entry__thumb img, .entry__box {
  width: 160px; height: 120px; object-fit: cover;
  border: 1px solid var(--rule); background: #fff;
}
.entry__box {
  display: flex; align-items: center; justify-content: center;
  background: transparent; color: var(--muted); font-size: 0.875rem; line-height: 1.3; text-align: center;
}
.entry__title { margin: 0; font-size: 1rem; font-weight: 600; line-height: 1.45; text-wrap: balance; }
.entry__authors { margin-top: 2px; }
.entry__meta { color: var(--muted); }
.entry__links { margin-top: 2px; }
.entry p { margin: 4px 0 0; }

/* Image grid (archived project drawings page) */
.thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
.thumbs a { line-height: 0; }
.thumbs img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border: 1px solid var(--rule); background: #fff; }
.thumbs--tall img { aspect-ratio: 3 / 4; }
.figure { margin: 16px 0; }
.figure img { display: block; border: 1px solid var(--rule); background: #fff; }

.footer { margin-top: 56px; padding-top: 14px; border-top: 1px solid var(--rule); color: var(--muted); font-size: 0.875rem; }

/* Phones: photo above the bio; each figure above its entry text instead of squeezing it */
@media (max-width: 600px) {
  .page { padding-top: 32px; }
  .intro { flex-direction: column-reverse; gap: 16px; }
  .intro__photo { width: 112px; height: 112px; }
  .name-ko { font-size: 0.5em; }
  .entry { flex-direction: column; gap: 10px; }
  .entry__thumb--empty { display: none; }
}