/* Hyung-Eun (Peter) Chung — site styles */

:root {
  --bone: #f4f1ea;
  --ink: #131a22;
  --body: #3c4550;
  --muted: #6b7280;
  --rule: #d8d2c5;
  --rule-strong: #c3bcac;
  --navy: #1b3a5c;
  --navy-dark: #12293f;
  --navy-rule: #35516f;
  --navy-muted: #a9bacd;
  --navy-label: #7f93aa;
  --brass: #9a6f2f;
  --brass-light: #c9a15c;
  --serif: 'Newsreader', Georgia, 'Times New Roman', serif;
  --sans: 'Public Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --pad: 72px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  background: var(--bone);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; font-weight: 400; font-family: var(--serif); }
p { margin: 0; }
img { max-width: 100%; }
a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--brass); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; }
figure { margin: 0; }

.wrap { padding-left: var(--pad); padding-right: var(--pad); }
.eyebrow { font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--brass); }
.caption { font-size: 13px; color: var(--muted); line-height: 1.5; }
.skip {
  position: absolute; left: -9999px; top: 0; background: var(--navy); color: var(--bone);
  padding: 12px 20px; z-index: 100;
}
.skip:focus { left: 0; color: var(--bone); }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: var(--bone);
  display: flex; justify-content: space-between; align-items: center;
  gap: 24px; padding-top: 20px; padding-bottom: 20px;
  border-bottom: 1px solid var(--rule);
}
.topbar__name { font-family: var(--serif); font-size: 19px; color: var(--ink); }
.topbar__name:hover { color: var(--brass); }
.nav { display: flex; align-items: center; gap: 28px; }
.nav__link {
  font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
  background: none; border: 0; padding: 0; font-family: inherit; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
}
.nav__link:hover, .nav__link[aria-expanded="true"] { color: var(--brass); }
.nav__link.is-current { color: var(--ink); }

/* dropdown */
.nav__group { position: relative; }
.nav__caret { transition: transform 0.18s ease; }
.nav__link[aria-expanded="true"] .nav__caret { transform: rotate(180deg); }
.nav__menu {
  position: absolute; top: calc(100% + 14px); left: -18px; min-width: 310px;
  background: var(--bone); border: 1px solid var(--rule);
  box-shadow: 0 14px 34px rgba(19, 26, 34, 0.13);
  padding: 8px 0; display: none; flex-direction: column;
}
.nav__group.is-open .nav__menu { display: flex; }
.nav__menu a {
  display: flex; flex-direction: column; gap: 3px;
  padding: 11px 18px; color: var(--ink); font-size: 15px; line-height: 1.35;
}
.nav__menu a:hover { background: #eae5da; color: var(--navy); }
.nav__menu a.is-current { background: #eae5da; }
.nav__menu .yr { font-size: 12px; letter-spacing: 0.06em; color: var(--muted); }

/* ---------- hero (home) ---------- */
.hero { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 32px; padding-top: 72px; padding-bottom: 64px; }
.hero__text { grid-column: span 7; }
.hero { align-items: end; }
.hero h1 { font-size: clamp(38px, 5vw, 62px); line-height: 1.06; letter-spacing: -0.015em; text-wrap: pretty; margin: 26px 0 30px; }
.hero__lede { font-size: 19px; line-height: 1.65; color: var(--body); max-width: 33em; }
.hero__figure { grid-column: 9 / span 4; display: flex; flex-direction: column; gap: 12px; align-self: end; max-width: 320px; justify-self: end; }
.hero__figure img { width: 100%; display: block; filter: saturate(0.86); }

.btns { display: flex; gap: 14px; margin-top: 38px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 26px; font-size: 14px; letter-spacing: 0.04em;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn--solid { background: var(--navy); color: var(--bone); }
.btn--solid:hover { background: var(--navy-dark); color: var(--bone); }
.btn--ghost { border: 1px solid var(--rule-strong); color: var(--ink); }
.btn--ghost:hover { border-color: var(--navy); color: var(--navy); }

/* ---------- stat band ---------- */
.stats {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px; background: var(--navy-rule);
  border-top: 1px solid var(--navy); border-bottom: 1px solid var(--navy);
}
.stat { background: var(--navy); padding: 44px 40px; display: flex; flex-direction: column; gap: 14px; }
.stat__n { font-family: var(--serif); font-weight: 700; font-size: 56px; line-height: 1; color: var(--bone); }
.stat__n span { color: var(--brass-light); }
.stat__l { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--navy-muted); line-height: 1.5; }

/* ---------- section headers ---------- */
.sec { padding-top: 72px; }
.sec__head { display: flex; align-items: baseline; gap: 20px; margin-bottom: 34px; }
.sec__head h2 { font-size: 32px; }
.sec__head .line { flex-grow: 1; height: 1px; background: var(--rule); }
.sec__head .years { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--brass); white-space: nowrap; }

/* ---------- now ---------- */
.now { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.now__card { border-top: 3px solid var(--navy); padding-top: 22px; display: flex; flex-direction: column; gap: 14px; }
.now__card h3 { font-size: 25px; line-height: 1.25; }
.now__meta { font-size: 14px; color: var(--muted); }
.now__card p { color: var(--body); }

/* ---------- record list ---------- */
.record { display: flex; flex-direction: column; }
.row {
  display: grid; grid-template-columns: 170px 1fr 24px; gap: 32px; align-items: start;
  padding: 26px 0; border-top: 1px solid var(--rule); color: inherit;
  transition: background 0.15s ease;
}
.row:last-child { border-bottom: 1px solid var(--rule); }
a.row:hover { background: #eae5da; color: inherit; }
a.row:hover .row__title { color: var(--navy); }
a.row:hover .row__go { opacity: 1; transform: translateX(3px); }
.row__date { font-size: 14px; color: var(--muted); }
.row__body { display: flex; flex-direction: column; gap: 8px; }
.row__title { font-family: var(--serif); font-size: 22px; line-height: 1.3; transition: color 0.15s ease; }
.row__body p { color: var(--body); max-width: 46em; }
.row__go { color: var(--brass); opacity: 0.45; transition: opacity 0.15s ease, transform 0.15s ease; padding-top: 6px; }

/* ---------- field carousel ---------- */
.carousel { position: relative; }
.carousel__viewport { overflow: hidden; }
.carousel__track { display: flex; transition: transform 0.55s cubic-bezier(0.4, 0.05, 0.2, 1); }
.carousel__slide {
  flex: 0 0 100%; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px;
}
.carousel__slide figure { display: flex; flex-direction: column; gap: 12px; }
.carousel__slide img { width: 100%; height: 300px; object-fit: contain; display: block; background: #eae5da; }
.carousel__bar { display: flex; align-items: center; gap: 16px; margin-top: 26px; }
.carousel__dots { display: flex; gap: 8px; flex-grow: 1; }
.carousel__dot {
  width: 30px; height: 3px; background: var(--rule-strong); border: 0; padding: 0; cursor: pointer;
  transition: background 0.2s ease;
}
.carousel__dot[aria-current="true"] { background: var(--navy); }
.carousel__btn {
  width: 46px; height: 46px; border: 1px solid var(--rule-strong); background: transparent;
  color: var(--ink); cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.carousel__btn:hover { border-color: var(--navy); color: var(--navy); }

/* ---------- expertise + education ---------- */
.cols { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 32px; padding-top: 72px; padding-bottom: 72px; }
.cols__a { grid-column: span 7; display: flex; flex-direction: column; gap: 22px; }
.cols__b { grid-column: span 5; display: flex; flex-direction: column; gap: 22px; }
.cols h2 { font-size: 32px; }
.list { display: flex; flex-direction: column; gap: 18px; }
.item { display: flex; flex-direction: column; gap: 5px; }
.item strong { font-size: 17px; font-weight: 600; }
.item p { color: var(--body); }
.edu { display: flex; flex-direction: column; gap: 4px; border-left: 2px solid var(--rule); padding-left: 18px; }
.edu strong { font-size: 16px; font-weight: 600; }
.edu span { font-size: 14px; color: var(--muted); }

/* ---------- record subpage ---------- */
.page-head { padding-top: 66px; padding-bottom: 44px; border-bottom: 1px solid var(--rule); }
.page-head .back { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.page-head .back:hover { color: var(--brass); }
.page-head h1 { font-size: clamp(34px, 4.4vw, 52px); line-height: 1.1; letter-spacing: -0.015em; margin: 22px 0 0; max-width: 18em; }
.page-head .meta { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 20px; font-size: 14px; color: var(--muted); }
.page-head .meta .yr { color: var(--brass); letter-spacing: 0.08em; text-transform: uppercase; font-size: 13px; }

.prose { padding-top: 52px; padding-bottom: 20px; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 32px; }
.prose__lede { grid-column: span 12; font-family: var(--serif); font-size: 26px; line-height: 1.45; color: var(--ink); max-width: 24em; }
.prose__body { grid-column: span 7; display: flex; flex-direction: column; gap: 20px; }
.prose__body p { color: var(--body); font-size: 17px; line-height: 1.75; }
.prose__side { grid-column: 9 / span 4; display: flex; flex-direction: column; gap: 22px; }
.fact { display: flex; flex-direction: column; gap: 5px; border-left: 2px solid var(--rule); padding-left: 18px; }
.fact strong { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--brass); font-weight: 600; }
.fact span { font-size: 15px; color: var(--body); }

.plates { padding-top: 52px; padding-bottom: 72px; column-count: 3; column-gap: 26px; }
.plates > * { break-inside: avoid; margin: 0 0 30px; display: block; }
.plate { display: block; }
.plate figcaption { margin-top: 10px; }
.plate img { width: 100%; height: auto; display: block; background: #eeeae0; }


.plate--slot {
  border: 1px dashed var(--rule-strong); background: #eeeae0;
  min-height: 220px; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; text-align: center; padding: 30px; color: var(--muted);
}
.plate--slot .tag { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass); }
.plate--slot .what { font-size: 15px; max-width: 26em; }

.pager { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--rule); border-top: 1px solid var(--rule); }
.pager a { background: var(--bone); padding: 30px 32px; display: flex; flex-direction: column; gap: 7px; color: var(--ink); }
.pager a:hover { background: #eae5da; }
.pager .dir { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass); }
.pager .ttl { font-family: var(--serif); font-size: 20px; line-height: 1.3; }
.pager .next { text-align: right; align-items: flex-end; }
.pager .empty { background: var(--bone); }

/* ---------- footer ---------- */
.foot { background: var(--navy); color: #e8e3d8; padding: 64px var(--pad) 40px; display: flex; flex-direction: column; gap: 44px; }
.foot__top { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 32px; align-items: end; }
.foot__claim { grid-column: span 6; font-family: var(--serif); font-size: 38px; line-height: 1.15; color: var(--bone); text-wrap: pretty; }
.foot__c1 { grid-column: 8 / span 3; }
.foot__c2 { grid-column: 11 / span 2; }
.foot__block { display: flex; flex-direction: column; gap: 7px; }
.foot__label { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--navy-label); }
.foot__block a { color: var(--bone); font-size: 17px; border-bottom: 1px solid var(--navy-rule); padding-bottom: 3px; align-self: flex-start; }
.foot__block a:hover { color: #fff; border-bottom-color: var(--brass-light); }
.foot__org { font-size: 13px; color: #93a5b9; }
.foot__bar { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; border-top: 1px solid var(--navy-rule); padding-top: 22px; font-size: 13px; color: #8fa0b4; }

/* ---------- tablet ---------- */
@media (max-width: 1100px) {
  :root { --pad: 44px; }
  .hero, .cols, .prose { grid-template-columns: 1fr; }
  .hero__text, .hero__figure, .cols__a, .cols__b,
  .prose__lede, .prose__body, .prose__side { grid-column: auto; }
  .hero__figure { max-width: 320px; justify-self: start; }
  .prose__side { flex-direction: row; flex-wrap: wrap; gap: 26px 40px; }
  .prose__side .fact { flex: 1 1 220px; }
  .stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .foot__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot__claim { grid-column: 1 / -1; }
  .foot__c1, .foot__c2 { grid-column: auto; }
}

/* ---------- phone ---------- */
@media (max-width: 720px) {
  :root { --pad: 22px; }
  html { scroll-padding-top: 130px; }
  .topbar { flex-direction: column; align-items: flex-start; gap: 12px; padding-top: 16px; padding-bottom: 14px; }
  .nav { gap: 18px; flex-wrap: wrap; }
  .nav__link { font-size: 12px; }
  .nav__menu { position: static; min-width: 0; width: 100%; box-shadow: none; margin-top: 10px; }
  .nav__group.is-open { width: 100%; }
  .hero { padding-top: 34px; padding-bottom: 32px; gap: 24px; }
  .hero h1 { font-size: 36px; line-height: 1.1; margin: 20px 0 22px; }
  .hero__lede { font-size: 17px; }
  .btns { flex-direction: column; gap: 10px; margin-top: 28px; }
  .btn { min-height: 50px; width: 100%; font-size: 15px; }
  .stats { grid-template-columns: 1fr; }
  .stat { padding: 24px 22px; gap: 10px; }
  .stat__n { font-size: 40px; }
  .stat__l { font-size: 11px; }
  .sec { padding-top: 44px; }
  .sec__head { margin-bottom: 24px; gap: 14px; }
  .sec__head h2 { font-size: 27px; }
  .now { grid-template-columns: 1fr; gap: 24px; }
  .now__card h3 { font-size: 22px; }
  .now__card p, .row__body p, .item p { font-size: 15px; }
  .row { grid-template-columns: 1fr auto; gap: 8px 14px; padding: 20px 0; }
  .row__date { grid-column: 1; }
  .row__go { grid-row: 1; grid-column: 2; padding-top: 0; opacity: 1; }
  .row__body { grid-column: 1 / -1; }
  .row__title { font-size: 20px; }
  .carousel__slide { grid-template-columns: 1fr; gap: 22px; }
  .carousel__slide img { height: 220px; }
  .cols { padding-top: 44px; padding-bottom: 44px; gap: 40px; }
  .cols h2 { font-size: 27px; }
  .page-head { padding-top: 34px; padding-bottom: 30px; }
  .page-head h1 { font-size: 32px; }
  .prose { padding-top: 34px; gap: 26px; }
  .prose__lede { font-size: 21px; }
  .prose__body p { font-size: 16px; }
  .plates { column-count: 1; padding-top: 34px; padding-bottom: 44px; }
  .plates > * { margin-bottom: 22px; }
  .carousel__slide img { height: 230px; }
  
  .pager { grid-template-columns: 1fr; }
  .pager .next { text-align: left; align-items: flex-start; }
  .foot { padding-top: 44px; gap: 30px; }
  .foot__top { grid-template-columns: 1fr; gap: 20px; }
  .foot__claim { font-size: 29px; }
  .foot__block a { font-size: 16px; word-break: break-all; }
  .foot__bar { flex-direction: column; gap: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .carousel__track { transition: none; }
  * { transition-duration: 0.001s !important; }
}


/* ---------- career list (static rows) ---------- */
.row--static { grid-template-columns: 170px 1fr; }

/* ---------- record: project list ---------- */
.projects { display: flex; flex-direction: column; border-top: 1px solid var(--rule); }
.proj {
  display: grid; grid-template-columns: 54px 1fr 160px 24px; gap: 24px; align-items: baseline;
  padding: 26px 0; border-bottom: 1px solid var(--rule); color: var(--ink);
  transition: background 0.15s ease;
}
.proj:hover { background: #eae5da; color: var(--ink); }
.proj:hover .proj__t { color: var(--navy); }
.proj:hover .row__go { opacity: 1; transform: translateX(3px); }
.proj__n { font-family: var(--serif); font-size: 15px; color: var(--brass); letter-spacing: 0.06em; }
.proj__t { font-family: var(--serif); font-size: 27px; line-height: 1.25; transition: color 0.15s ease; }
.proj__y { font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); text-align: right; }
.proj .row__go { align-self: center; }

/* ---------- education block on the home page ---------- */
.sec--last { padding-bottom: 76px; }
.edu-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 40px; }
.years--link { color: var(--brass); }
.years--link:hover { color: var(--navy); }

/* ---------- hero portrait ---------- */
.hero__figure img { filter: none; }

@media (max-width: 1100px) {
  .edu-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .row--static { grid-template-columns: 1fr; }
  .proj { grid-template-columns: 40px 1fr 20px; gap: 6px 14px; padding: 20px 0; }
  .proj__n { grid-row: 1; }
  .proj__t { grid-row: 1; grid-column: 2; font-size: 21px; }
  .proj .row__go { grid-row: 1; grid-column: 3; opacity: 1; }
  .proj__y { grid-row: 2; grid-column: 2 / -1; text-align: left; }
  .edu-grid { grid-template-columns: 1fr; gap: 16px; }
  .plate--slot .what { font-size: 14px; }
}


/* carousel counter for long photo sets */
.carousel__count { font-size: 13px; color: var(--muted); letter-spacing: 0.04em; white-space: nowrap; }
.carousel__dots { flex-wrap: wrap; max-width: 60%; }
@media (max-width: 1100px) { .plates { column-count: 2; } }