/* minholee.org — darkroom
   Ground is unlit. Work is the only light source. */

:root {
  --ground:    oklch(0.148 0.006 265);
  --ground-up: oklch(0.185 0.007 265);
  --paper:     oklch(0.945 0.008 85);
  --dim:       oklch(0.60 0.010 265);
  --dimmer:    oklch(0.42 0.010 265);
  --safelight: oklch(0.70 0.155 40);
  --rule:      oklch(0.28 0.008 265);

  --rail: clamp(11rem, 19vw, 17rem);
  --edge: clamp(1.25rem, 4vw, 3.5rem);

  --t-display: clamp(2.6rem, 7vw, 5.6rem);
  --t-series:  clamp(1.9rem, 4.4vw, 3.6rem);
  --t-body:    clamp(1rem, 0.55vw + 0.88rem, 1.16rem);
  --t-meta:    0.735rem;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  margin: 0;
  background: var(--ground);
  color: var(--paper);
  font-family: "Archivo", "Noto Serif KR", sans-serif;
  font-size: var(--t-body);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

::selection { background: var(--safelight); color: var(--ground); }

:focus-visible {
  outline: 1px solid var(--safelight);
  outline-offset: 4px;
}

/* ─────────────────────────────  shell  ───────────────────────────── */

.shell {
  display: grid;
  grid-template-columns: var(--rail) minmax(0, 1fr);
  min-height: 100vh;
}

.rail {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  padding: var(--edge) 0 var(--edge) var(--edge);
  display: flex;
  flex-direction: column;
  gap: 2.4rem;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.mark {
  font-family: "Instrument Serif", "Noto Serif KR", serif;
  font-size: 1.34rem;
  letter-spacing: 0.01em;
  line-height: 1.15;
  display: block;
}
.mark span {
  display: block;
  font-family: "Archivo", sans-serif;
  font-size: var(--t-meta);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--dimmer);
  margin-top: 0.55rem;
}

.rail nav { display: flex; flex-direction: column; gap: 0.34rem; }

.rail nav a {
  font-size: 0.855rem;
  line-height: 1.35;
  color: var(--dim);
  padding: 0.12rem 0;
  transition: color 0.4s var(--ease);
  position: relative;
  width: fit-content;
}
.rail nav a:hover { color: var(--paper); }
.rail nav a[aria-current] { color: var(--paper); }
.rail nav a[aria-current]::before {
  content: "";
  position: absolute;
  left: -0.85rem; top: 0.72em;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--safelight);
}

.rail .rail-end {
  margin-top: auto;
  font-size: var(--t-meta);
  letter-spacing: 0.06em;
  color: var(--dimmer);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.rail .rail-end a:hover { color: var(--paper); }

main { padding: var(--edge) var(--edge) clamp(6rem, 14vh, 11rem); min-width: 0; }

/* ─────────────────────────────  index  ───────────────────────────── */

.lede {
  max-width: min(100%, 46rem);
  margin: clamp(3rem, 13vh, 9rem) 0 clamp(4rem, 12vh, 8rem);
}
.lede p {
  font-family: "Instrument Serif", "Noto Serif KR", serif;
  font-size: var(--t-display);
  line-height: 1.03;
  letter-spacing: -0.018em;
  margin: 0;
  text-wrap: balance;
}
.lede em {
  font-style: italic;
  color: oklch(0.36 0.008 265);   /* the invisible word recedes */
}
.lede .lede-ko {
  font-family: "Noto Serif KR", serif;
  font-size: clamp(0.86rem, 1.05vw, 1rem);
  line-height: 1.72;
  letter-spacing: -0.005em;
  color: oklch(0.52 0.010 265);
  max-width: 30rem;
  margin-top: clamp(1.6rem, 3.4vh, 2.6rem);
  text-wrap: pretty;
}

.works { border-top: 1px solid var(--rule); }

/* on wide screens the list keeps left so the lit plate has its own field */
@media (min-width: 76rem) {
  .works { max-width: 53rem; }
}

.work-row {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr) auto;
  gap: clamp(0.75rem, 2vw, 2rem);
  align-items: baseline;
  padding: clamp(1.05rem, 2.4vw, 1.8rem) 0;
  border-bottom: 1px solid var(--rule);
  transition: opacity 0.5s var(--ease);
}

.works:hover .work-row { opacity: 0.34; }
.works .work-row:hover { opacity: 1; }

.work-row .idx {
  font-size: var(--t-meta);
  letter-spacing: 0.1em;
  color: var(--dimmer);
  font-variant-numeric: tabular-nums;
}

.work-row .title {
  font-family: "Instrument Serif", "Noto Serif KR", serif;
  font-size: var(--t-series);
  line-height: 1.06;
  letter-spacing: -0.014em;
  transition: transform 0.55s var(--ease);
  transform-origin: left center;
  display: block;
}
.work-row:hover .title { transform: translateX(0.7rem); }

.work-row .year {
  font-size: var(--t-meta);
  letter-spacing: 0.11em;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* hovering a row lights its plate in the open field */
.plate {
  position: fixed;
  right: clamp(1.5rem, 5vw, 5rem);
  top: 50%;
  translate: 0 -50%;
  width: clamp(14rem, 19vw, 21rem);
  pointer-events: none;
  z-index: 5;
  opacity: 0;
  transition: opacity 0.55s var(--ease);
}
.plate img {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0;
  scale: 1.035;
  transition: opacity 0.6s var(--ease), scale 1.1s var(--ease);
  position: absolute;
  inset: auto 0 auto 0;
}
.plate img.lit { opacity: 1; scale: 1; position: relative; }
.plate.on { opacity: 1; }

@media (max-width: 76rem), (pointer: coarse) { .plate { display: none; } }

/* ─────────────────────────────  series  ───────────────────────────── */

.series-head {
  max-width: 62ch;
  margin: clamp(1rem, 6vh, 4rem) 0 clamp(3rem, 9vh, 6rem);
}
.series-head h1 {
  font-family: "Instrument Serif", "Noto Serif KR", serif;
  font-size: var(--t-display);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 1.1rem;
  font-weight: 400;
}
.series-head .meta {
  font-size: var(--t-meta);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--dim);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
}
.series-head p {
  margin: 1.6rem 0 0;
  max-width: 48ch;
  color: var(--dim);
}

.plates { display: flex; flex-direction: column; gap: clamp(3.5rem, 11vh, 9rem); }

figure {
  margin: 0;
  max-width: min(100%, 62rem);
}
figure img {
  width: 100%;
  height: auto;
  display: block;
  cursor: zoom-in;
  background: var(--ground-up);
}
/* the rise-out-of-the-dark entrance only exists when JS can undo it —
   without it the plates must simply be there */
.js figure img {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.js figure img.seen { opacity: 1; transform: none; }
figcaption {
  margin-top: 0.85rem;
  font-size: var(--t-meta);
  letter-spacing: 0.11em;
  color: var(--dimmer);
  font-variant-numeric: tabular-nums;
}

/* alternate the measure so the column breathes unevenly */
.plates figure:nth-child(3n+2) { max-width: min(100%, 48rem); }
.plates figure:nth-child(4n+4) { margin-left: clamp(0rem, 7vw, 7rem); }

.series-foot {
  margin-top: clamp(5rem, 14vh, 10rem);
  padding-top: 1.6rem;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  font-size: 0.855rem;
  color: var(--dim);
}
.series-foot a:hover { color: var(--paper); }
.series-foot .next { text-align: right; }
.series-foot .next span, .series-foot .prev span {
  display: block;
  font-size: var(--t-meta);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--dimmer);
  margin-bottom: 0.3rem;
}

/* ─────────────────────────────  about  ───────────────────────────── */

.about {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(3rem, 8vh, 6rem);
  max-width: 66rem;
  margin-top: clamp(1rem, 6vh, 4rem);
}
@media (min-width: 60rem) {
  .about { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(3rem, 7vw, 7rem); }
}

.statement p { max-width: 46ch; margin: 0 0 1.35rem; }
.statement p:first-child {
  font-family: "Instrument Serif", "Noto Serif KR", serif;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  line-height: 1.28;
  color: var(--paper);
  margin-bottom: 1.9rem;
}
.statement .ko { color: var(--dim); font-size: 0.94rem; }

.cv h2 {
  font-size: var(--t-meta);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--safelight);
  font-weight: 500;
  margin: 2.4rem 0 0.85rem;
}
.cv h2:first-child { margin-top: 0; }
.cv dl { margin: 0; display: grid; grid-template-columns: 4.2rem minmax(0, 1fr); gap: 0.32rem 1.1rem; }
.cv dt { color: var(--dimmer); font-size: 0.82rem; font-variant-numeric: tabular-nums; padding-top: 0.12rem; }
.cv dd { margin: 0; font-size: 0.94rem; line-height: 1.45; }
.cv dd em { font-style: italic; color: var(--paper); }
.cv dd small { display: block; color: var(--dimmer); font-size: 0.8rem; letter-spacing: 0.02em; }

.lang-toggle {
  display: inline-flex;
  gap: 0.9rem;
  margin-bottom: 2rem;
  font-size: var(--t-meta);
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.lang-toggle button {
  background: none; border: 0; padding: 0;
  font: inherit; letter-spacing: inherit; text-transform: inherit;
  color: var(--dimmer); cursor: pointer;
  transition: color 0.35s var(--ease);
}
.lang-toggle button[aria-pressed="true"] { color: var(--safelight); }

/* ─────────────────────────────  viewer  ───────────────────────────── */

.viewer {
  position: fixed; inset: 0; z-index: 50;
  background: oklch(0.10 0.005 265 / 0.97);
  display: grid; place-items: center;
  padding: clamp(1rem, 4vw, 3rem);
  opacity: 0; pointer-events: none;
  transition: opacity 0.45s var(--ease);
  cursor: zoom-out;
}
.viewer.open { opacity: 1; pointer-events: auto; }
.viewer img {
  max-width: 100%; max-height: 100%;
  object-fit: contain;
  scale: 0.985;
  transition: scale 0.55s var(--ease);
}
.viewer.open img { scale: 1; }
.viewer .count {
  position: absolute; left: 50%; bottom: clamp(1rem, 3vh, 2rem);
  translate: -50% 0;
  font-size: var(--t-meta); letter-spacing: 0.14em;
  color: var(--dimmer); font-variant-numeric: tabular-nums;
}
.viewer button {
  position: absolute; top: 50%; translate: 0 -50%;
  background: none; border: 0; cursor: pointer;
  color: var(--dim); padding: 1.4rem;
  font-size: 1.5rem; line-height: 1;
  transition: color 0.3s var(--ease);
}
.viewer button:hover { color: var(--paper); }
.viewer .prev-btn { left: 0; }
.viewer .next-btn { right: 0; }

/* ─────────────────────────────  small screens  ───────────────────── */

@media (max-width: 60rem) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .rail {
    position: static; height: auto;
    padding: var(--edge) var(--edge) 0;
    flex-direction: column; gap: 1.5rem;
  }
  .rail nav {
    flex-flow: row wrap; gap: 0.5rem 1.1rem;
    padding-bottom: 1.2rem; border-bottom: 1px solid var(--rule);
  }
  .rail nav a[aria-current]::before { display: none; }
  .rail nav a[aria-current] { text-decoration: underline; text-underline-offset: 5px; text-decoration-color: var(--safelight); }
  .rail .rail-end { margin-top: 0; flex-flow: row wrap; gap: 1.1rem; }
  .work-row { grid-template-columns: 2.2rem minmax(0, 1fr); }
  .work-row .year { grid-column: 2; }
  .plates figure:nth-child(4n+4) { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; scroll-behavior: auto; }
  figure img { opacity: 1; transform: none; }
}