:root {
  --paper: #E6EBE9; --ivory: #FAF9F5; --ink: #1D1F1E; --soft: #59605E; --line: #C3CBC8; --ox: #7B2B23; --dot: #7B2B23;
  --serif: "Hahmlet", "Nanum Myeongjo", serif;
  --sans: "IBM Plex Sans KR", "Apple SD Gothic Neo", sans-serif;
  --gut: clamp(18px, 4vw, 64px); --max: 1360px; --ease: cubic-bezier(.2, .7, .1, 1);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --paper: #121413; --ivory: #1C1F1E; --ink: #E4E8E6; --soft: #9AA3A0; --line: #2D3230; --ox: #D48C7E; --dot: #D48C7E; color-scheme: dark; }
}
:root[data-theme="dark"] { --paper: #121413; --ivory: #1C1F1E; --ink: #E4E8E6; --soft: #9AA3A0; --line: #2D3230; --ox: #D48C7E; --dot: #D48C7E; color-scheme: dark; }
body.is-night { --paper: #171513; --ivory: #221F1C; --ink: #ECE7DF; --soft: #A69E94; --line: #3A3631; --ox: #D08A7C; --dot: #D08A7C; }

@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .35s; }
::view-transition-group(*) { animation-duration: .55s; animation-timing-function: var(--ease); }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  margin: 0; background: var(--paper); transition: background-color .3s, color .3s; color: var(--ink);
  font-family: var(--sans); font-weight: 400; font-size: 17px; line-height: 1.8;
  word-break: keep-all; overflow-wrap: break-word; -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 300; margin: 0; line-height: 1.25; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--ox); outline-offset: 3px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 50; background: var(--ox); color: #fff; padding: 8px 14px; }
.skip:focus { left: 8px; }

/* header */
.top {
  position: sticky; top: 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px var(--gut);
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.mark { font-family: var(--serif); font-weight: 500; font-size: 19px; text-decoration: none; letter-spacing: .04em; }
.top nav { display: flex; align-items: center; gap: 26px; font-size: 15px; }
.tools-nav { display: flex; align-items: center; gap: 14px; padding-left: 18px; border-left: 1px solid var(--line); }
.top nav .lang { border: 0; font-size: 14px; }
.theme { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); background: none; color: inherit; cursor: pointer; padding: 0; }
.theme:hover { border-color: currentColor; }
.theme svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; }
.i-moon svg { fill: currentColor; stroke: none; }
.i-moon { display: none; }
:root[data-theme="dark"] .i-sun { display: none; } :root[data-theme="dark"] .i-moon { display: grid; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .i-sun { display: none; } :root:not([data-theme="light"]) .i-moon { display: grid; } }
.top nav a { text-decoration: none; color: var(--soft); padding: 4px 0; border-bottom: 1px solid transparent; }
.top nav a:hover { color: inherit; }
.top nav a[aria-current="page"] { color: inherit; border-bottom-color: currentColor; }

main { max-width: var(--max); margin: 0 auto; padding: 0 var(--gut); }

/* hero */
.hero {
  min-height: calc(100svh - 64px);
  display: grid; grid-template-rows: 1fr auto; gap: 32px;
  padding: clamp(24px, 6vw, 72px) 0 clamp(40px, 6vw, 80px);
}
.name {
  align-self: center; display: flex; justify-content: space-between;
  font-weight: 200; font-size: clamp(110px, 25vw, 360px); line-height: .9; letter-spacing: -.02em;
  overflow: hidden; padding-bottom: .06em;
}
.name span { display: block; animation: rise 1.1s var(--ease) both; }
.name span:nth-child(2) { animation-delay: .09s; }
.name span:nth-child(3) { animation-delay: .18s; }
@keyframes rise { from { transform: translateY(105%); } }
.hero-side {
  display: grid; grid-template-columns: 1fr minmax(0, 30em); gap: 24px 40px; align-items: end;
  border-top: 1px solid var(--ink); padding-top: 22px;
  animation: fade .8s .55s both;
}
@keyframes fade { from { opacity: 0; } }
.role { font-family: var(--serif); font-size: clamp(22px, 2.4vw, 30px); color: var(--ox); grid-row: span 2; align-self: start; }
.lede { color: var(--soft); }
.text-link { justify-self: start; grid-column: 2; font-size: 15px; text-underline-offset: 5px; text-decoration-thickness: 1px; }

/* project index */
.index { padding: clamp(48px, 8vw, 110px) 0 clamp(64px, 9vw, 130px); }
.label { font-size: 15px; font-family: var(--sans); font-weight: 400; color: var(--soft); margin: 0 0 16px; letter-spacing: 0; }
.rows { list-style: none; margin: 0; padding: 0; border-bottom: 1px solid var(--line); }
.row {
  display: grid; grid-template-columns: 9em 1fr 4em clamp(160px, 22vw, 300px); gap: 24px; align-items: center;
  padding: 22px 0; border-top: 1px solid var(--line); text-decoration: none;
}
.row-kind, .row-year { font-size: 14px; color: var(--soft); }
.row-year { text-align: right; }
.row-title { font-family: var(--serif); font-weight: 300; font-size: clamp(28px, 3.4vw, 50px); line-height: 1.2; letter-spacing: -.015em; transition: transform .5s var(--ease), color .3s; }
.row-sub { display: block; font-size: .5em; color: var(--soft); margin-top: 6px; letter-spacing: 0; }
.row-img { aspect-ratio: 4 / 3; overflow: hidden; background: var(--ivory); }
.row-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.row:hover .row-title, .row:focus-visible .row-title { transform: translateX(10px); color: var(--ox); }
.row:hover .row-img img { transform: scale(1.04); }

/* case page */
.case { padding-bottom: 0; }
.back { display: inline-block; margin-top: 18px; font-size: 14px; color: var(--soft); text-decoration: none; }
.back::before { content: "← "; }
.back:hover { color: inherit; }
.case-head { padding: clamp(36px, 6vw, 80px) 0 clamp(28px, 4vw, 48px); }
.case-kind { font-size: 14px; color: var(--ox); margin-bottom: 14px; }
.case-head h1 { font-size: clamp(40px, 6.4vw, 96px); font-weight: 200; letter-spacing: -.025em; line-height: 1.08; }
.case-head h1 span { display: block; color: var(--soft); }
.case-cover { margin: 0; aspect-ratio: 16 / 8; overflow: hidden; background: var(--ivory); }
.case-cover img { width: 100%; height: 100%; object-fit: cover; }
.case-intro { display: grid; grid-template-columns: 4fr 7fr; gap: clamp(28px, 6vw, 96px); padding: clamp(40px, 6vw, 80px) 0; }
.meta { margin: 0; display: grid; gap: 12px; font-size: 15px; align-content: start; }
.meta div { display: grid; grid-template-columns: 3.4em 1fr; gap: 14px; border-top: 1px solid var(--line); padding-top: 10px; }
.meta dt { color: var(--soft); }
.meta dd { margin: 0; }
.case-body { display: grid; gap: 18px; max-width: 36em; font-size: 18px; }
.case-gallery { display: grid; gap: clamp(14px, 2vw, 24px); }

figure { margin: 0; }
figcaption, .hint { font-size: 13.5px; color: var(--soft); margin-top: 10px; }
.hint { margin: 0; }
[data-zoom] { cursor: zoom-in; }

.g-shots { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(14px, 2vw, 24px); }
.g-wide { grid-column: 1 / -1; }
.g-shots img { background: #fff; border: 1px solid var(--line); }

.phones { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(12px, 2vw, 28px); }
.phone-screen { height: clamp(440px, 48vw, 660px); overflow-y: auto; border-radius: 24px; border: 7px solid var(--ink); background: #fff; scrollbar-width: thin; }
.phone-screen img { width: 100%; }
.phone figcaption { text-align: center; }

.posters { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(10px, 1.6vw, 20px); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(10px, 1.6vw, 20px); }

.mosaic { display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: clamp(90px, 11vw, 160px); gap: clamp(10px, 1.6vw, 18px); }
.mosaic figure { overflow: hidden; background: var(--ivory); }
.mosaic img { width: 100%; height: 100%; object-fit: cover; }
.mo-a { grid-column: span 2; grid-row: span 4; }
.mo-b { grid-column: span 4; grid-row: span 4; }
.mo-c { grid-column: span 3; grid-row: span 3; }
.mo-d { grid-column: span 3; grid-row: span 3; }
.mo-e { grid-column: span 2; grid-row: span 2; }
.mo-f { grid-column: span 4; grid-row: span 2; }

/* next */
.next {
  display: grid; grid-template-columns: 1fr clamp(160px, 26vw, 360px); grid-template-rows: auto 1fr; gap: 10px 32px;
  margin-top: clamp(80px, 11vw, 160px); padding: 26px 0 clamp(56px, 8vw, 110px); border-top: 1px solid var(--ink);
  text-decoration: none;
}
.next-title { grid-column: 1; font-family: var(--serif); font-weight: 200; font-size: clamp(34px, 5vw, 72px); line-height: 1.1; letter-spacing: -.02em; transition: color .3s; }
.next-title span { display: block; font-size: .45em; color: var(--soft); margin-top: 8px; letter-spacing: 0; }
.next-img { grid-column: 2; grid-row: 1 / 3; aspect-ratio: 4 / 3; overflow: hidden; background: var(--ivory); }
.next-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.next:hover .next-title { color: var(--ox); }
.next:hover .next-img img { transform: scale(1.04); }
.next-plain { grid-template-columns: 1fr; }

/* flow (project pages) */
.case-flow { padding: 0 0 clamp(48px, 6vw, 80px); }
.flow { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(var(--n), 1fr); position: relative; }
.flow::before { content: ""; position: absolute; left: 0; right: 0; top: 7px; height: 1px; background: var(--ink); transform-origin: left; transform: scaleX(0); transition: transform 1.2s var(--ease); }
.flow.in::before { transform: scaleX(1); }
.flow li { position: relative; padding-right: 16px; }
.f-dot { display: block; width: 15px; height: 15px; border-radius: 50%; background: var(--paper); border: 1px solid var(--ink); position: relative; z-index: 1; transition: background .3s calc(var(--i) * .25s + .2s), border-color .3s calc(var(--i) * .25s + .2s); }
.flow li:last-child .f-dot { background: var(--ox); border-color: var(--ox); }
.f-txt { display: block; margin-top: 16px; font-family: var(--serif); font-size: clamp(18px, 1.8vw, 24px); line-height: 1.35; opacity: 0; transform: translateY(8px); transition: opacity .6s calc(var(--i) * .25s + .2s), transform .6s var(--ease) calc(var(--i) * .25s + .2s); }
.flow.in .f-txt { opacity: 1; transform: none; }

/* about */
.about-lead { padding: clamp(48px, 8vw, 120px) 0 clamp(56px, 8vw, 100px); }
.about-lead h1 { font-size: clamp(34px, 5.2vw, 76px); font-weight: 200; letter-spacing: -.02em; max-width: 15em; line-height: 1.2; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(40px, 6vw, 80px); border-top: 1px solid var(--ink); }
.stat { padding: 18px 16px 0 0; display: grid; gap: 4px; }
.stat-n { font-family: var(--serif); font-weight: 200; font-size: clamp(64px, 10vw, 150px); line-height: 1; color: var(--ox); font-variant-numeric: tabular-nums; }
.stat-l { color: var(--soft); font-size: 15px; }
.block { padding: clamp(56px, 8vw, 110px) 0 0; }

.process { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); position: relative; }
.process::before { content: ""; position: absolute; left: 28px; right: 12%; top: 28px; height: 1px; background: var(--line); }
.process::after { content: ""; position: absolute; left: 28px; right: 12%; top: 28px; height: 1px; background: var(--ox); transform-origin: left; transform: scaleX(0); transition: transform 1.6s var(--ease); }
.process.in::after { transform: scaleX(1); }
.process li { position: relative; padding-right: 20px; }
.p-node { position: relative; z-index: 1; display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; border: 1px solid var(--ink); background: var(--paper); font-family: var(--serif); font-size: 20px; transition: background .4s calc(var(--i) * .35s + .3s), color .4s calc(var(--i) * .35s + .3s), border-color .4s calc(var(--i) * .35s + .3s); }
.process.in .p-node { background: var(--ox); border-color: var(--ox); color: var(--paper); }
.process h3 { font-size: clamp(26px, 2.8vw, 40px); font-weight: 200; margin: 22px 0 6px; }
.process p { color: var(--soft); font-size: 15px; }

.matrix-wrap { overflow-x: auto; }
.matrix { width: 100%; border-collapse: collapse; }
.matrix th, .matrix td { border-bottom: 1px solid var(--line); padding: 14px 8px; }
.matrix thead th { font-weight: 400; font-size: 14px; color: var(--soft); text-align: center; vertical-align: bottom; }
.matrix tbody th { text-align: left; font-family: var(--serif); font-weight: 300; font-size: clamp(17px, 1.6vw, 22px); white-space: nowrap; padding-left: 0; }
.matrix td { text-align: center; width: 17%; }
.dot { display: inline-block; width: 14px; height: 14px; border-radius: 50%; background: var(--dot); transform: scale(0); transition: transform .5s var(--ease) calc(var(--d) * .035s); }
.matrix.in .dot { transform: scale(1); }
.matrix tbody tr:hover th, .matrix tbody tr:hover .dot { color: var(--ox); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.timeline { position: relative; height: 230px; margin: 0 12px; }
.tl-axis { position: absolute; left: 0; right: 0; top: 150px; height: 1px; background: var(--ink); transform-origin: left; transform: scaleX(0); transition: transform 1.2s var(--ease); }
.timeline.in .tl-axis { transform: scaleX(1); }
.tl-ticks span { position: absolute; left: var(--x); top: 166px; transform: translateX(-50%); font-size: 13px; color: var(--soft); font-variant-numeric: tabular-nums; }
.tl-item { position: absolute; left: var(--x); top: 0; height: 150px; width: 0; text-decoration: none; }
.tl-dot { position: absolute; left: -7px; bottom: -7px; width: 14px; height: 14px; border-radius: 50%; background: var(--ox); transform: scale(0); transition: transform .5s var(--ease) .9s; }
.timeline.in .tl-dot { transform: scale(1); }
.tl-item::before { content: ""; position: absolute; left: 0; bottom: 0; width: 1px; height: calc(100% - var(--k) * 60px - 46px); background: var(--line); }
.tl-card { position: absolute; left: 0; top: calc(var(--k) * 60px); transform: translateX(-50%); width: max-content; white-space: nowrap; padding: 6px 12px; border: 1px solid var(--line); border-radius: 99px; background: var(--paper); font-size: 14px; line-height: 1.4; transition: border-color .2s, color .2s; }
.tl-y { color: var(--soft); margin-right: 8px; font-variant-numeric: tabular-nums; }
.tl-l .tl-card { transform: none; left: -12px; }
.tl-r .tl-card { transform: translateX(-100%); left: 12px; }
.tl-item:hover .tl-card { border-color: var(--ox); color: var(--ox); }

.two { display: grid; grid-template-columns: 7fr 4fr; gap: clamp(32px, 6vw, 96px); padding-bottom: clamp(80px, 10vw, 140px); }
.roles { list-style: none; padding: 0; margin: 0; }
.roles li { display: grid; grid-template-columns: 1fr auto; gap: 2px 16px; padding: 16px 0; border-top: 1px solid var(--line); }
.roles h3 { font-size: 20px; font-weight: 300; }
.r-what { color: var(--ox); font-size: 14px; text-align: right; }
.r-note { grid-column: 1 / -1; color: var(--soft); font-size: 14.5px; }
.chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { border: 1px solid var(--line); border-radius: 99px; padding: 6px 14px; font-size: 14px; }

.foot { display: flex; justify-content: space-between; padding: 22px var(--gut) 36px; font-size: 14px; color: var(--soft); border-top: 1px solid var(--line); }
.foot a { text-underline-offset: 4px; }

/* lightbox */
.lightbox { border: 0; padding: 0; background: transparent; max-width: 96vw; max-height: 94vh; }
.lightbox::backdrop { background: rgba(18, 20, 19, .92); }
.lightbox img { max-width: 96vw; max-height: 88vh; width: auto; margin: 0 auto; }
.lb-close { display: block; margin: 0 0 10px auto; background: none; border: 1px solid #ccc; color: #eee; font: inherit; font-size: 14px; padding: 4px 16px; border-radius: 99px; cursor: pointer; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  @view-transition { navigation: none; }
}

@media (max-width: 960px) {
  .process { grid-template-columns: 1fr 1fr; row-gap: 36px; }
  .process::before, .process::after { display: none; }
  .phones { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .hero { min-height: auto; gap: 40px; padding-top: 40px; }
  .hero-side { grid-template-columns: 1fr; }
  .role { grid-row: auto; }
  .text-link { grid-column: 1; }
  .row { grid-template-columns: 1fr auto; gap: 8px 12px; padding: 20px 0 24px; }
  .row-img { grid-column: 1 / -1; grid-row: 1; aspect-ratio: 16 / 10; margin-bottom: 8px; }
  .row-kind { grid-row: 2; }
  .row-year { grid-row: 2; }
  .row-title { grid-column: 1 / -1; grid-row: 3; }
  .case-cover { aspect-ratio: 4 / 3; }
  .case-intro, .two { grid-template-columns: 1fr; }
  .case-body { font-size: 16.5px; }
  .top nav { gap: 16px; }
  .tools-nav { gap: 10px; padding-left: 12px; }
  .flow { grid-template-columns: 1fr; gap: 22px; }
  .flow::before { left: 7px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; transform: scaleY(0); transform-origin: top; }
  .flow.in::before { transform: scaleY(1); }
  .flow li { display: grid; grid-template-columns: 15px 1fr; gap: 16px; align-items: center; }
  .f-txt { margin-top: 0; }
  .stats { grid-template-columns: 1fr 1fr 1fr; }
  .matrix th, .matrix td { padding: 12px 4px; }
  .matrix thead th { font-size: 11.5px; line-height: 1.35; }
  .matrix tbody th { font-size: 15px; white-space: normal; }
  .dot { width: 11px; height: 11px; }
  .stat-l { font-size: 13px; }
  .timeline { height: auto; margin: 0; display: grid; gap: 10px; }
  .tl-axis, .tl-ticks, .tl-item::before, .tl-dot { display: none; }
  .tl-item, .tl-card { position: static; height: auto; width: auto; transform: none !important; max-width: none; }
  .tl-card { display: inline-block; }
  .g-shots { grid-template-columns: 1fr; }
  .phone-screen { height: 460px; border-width: 5px; border-radius: 18px; }
  .posters, .cards { grid-template-columns: 1fr 1fr; }
  .mosaic { grid-template-columns: 1fr 1fr; grid-auto-rows: 110px; }
  .mo-a, .mo-c, .mo-d, .mo-e { grid-column: span 1; grid-row: span 2; }
  .mo-b, .mo-f { grid-column: span 2; grid-row: span 2; }
  .next { grid-template-columns: 1fr; }
  .next-img { grid-column: 1; grid-row: auto; order: -1; }
}
.name-en { font-size: clamp(84px, 16vw, 250px); letter-spacing: -.03em; }
@media (prefers-reduced-motion: reduce) { .flow::before, .process::after, .tl-axis { transform: none; } .f-txt { opacity: 1; transform: none; } .dot, .tl-dot { transform: none; } }