@import url("tokens.css");

/* ---------- language toggle (ko is the no-JS default) ---------- */
html[lang="ko"] .en, html[lang="en"] .ko { display: none !important; }
.skip { position: absolute; left: var(--inset); top: -100px; z-index: 10; padding: 0.5rem 0.75rem; background: var(--ink); color: var(--paper); }
.skip:focus { top: var(--s2); }
.nums { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

/* ---------- hero — DOM owns structure; canvas is material ---------- */
.hero { position: relative; min-height: 100svh; display: grid; grid-template-rows: auto 1fr auto; padding: var(--s3) var(--inset) var(--s5); overflow: hidden; isolation: isolate; }
.hero canvas.fx { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; opacity: 0; transition: opacity var(--dur-3) var(--ease); }
.hero canvas.fx.is-on { opacity: 1; }
.hero > * { position: relative; z-index: 1; }
.topbar { display: flex; justify-content: space-between; align-items: center; min-height: var(--control); }
.mark { display: inline-block; padding-block: 0.8rem; }
.lang { display: flex; align-items: center; gap: 0.25rem; }
.lang-btn { appearance: none; background: none; border: 0; padding: 0.7rem 0.4rem; font: inherit; font-size: var(--meta); letter-spacing: var(--track-meta); text-transform: uppercase; color: var(--ink-2); cursor: pointer; min-height: var(--control); }
.lang-btn[aria-pressed="true"] { color: var(--ink); text-decoration: underline; text-underline-offset: 0.35em; text-decoration-thickness: 1px; }
.lang-sep { color: var(--ink-2); }
.name { align-self: center; padding-block: var(--s4); display: grid; row-gap: var(--s3); }
/* keywords — one quiet line under the name; what the 12 things were made with */
.keywords { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; font-size: 0.9375rem; font-weight: var(--w-medium); color: var(--ink-2); max-width: 48rem; }
.keywords li::before { content: ""; }

/* when the particle body is on, the DOM name goes transparent: still selectable, indexable, read aloud — the particles are the paint */
.hero canvas.fx.is-on ~ .name h1 > .ko, .hero canvas.fx.is-on ~ .name h1 > .en { color: transparent; }
.name h1 { font-size: var(--display); line-height: var(--lh-display); letter-spacing: var(--track-display); font-weight: var(--w-black); margin-left: -0.04em; }
.name .sub { display: block; margin-top: var(--s3); font-size: 1.125rem; font-weight: var(--w-medium); letter-spacing: 0.04em; color: var(--ink-2); margin-left: 0.04em; }
.ledger { display: grid; grid-template-columns: minmax(0, max-content) max-content max-content; overflow-wrap: normal; column-gap: var(--s4); row-gap: 0.2em; align-items: baseline; font-size: var(--title); line-height: var(--lh-tight); letter-spacing: -0.02em; font-weight: var(--w-medium); }
.ledger dt { grid-column: 1; }
.ledger dd { margin: 0; }
.ledger .role { grid-column: 2; color: var(--ink-2); font-weight: var(--w-regular); white-space: nowrap; }
.ledger .role em { font-style: normal; color: var(--accent); font-weight: var(--w-medium); }
.ledger .note { grid-column: 3; font-size: var(--meta); letter-spacing: var(--track-meta); text-transform: uppercase; color: var(--ink-2); align-self: baseline; }
.ledger .note a { text-decoration: underline; text-underline-offset: 0.3em; text-decoration-color: var(--line); padding-block: 0.6rem; }
.ledger .note a:hover { text-decoration-color: var(--accent); color: var(--ink); }
html[lang="en"] { --display: clamp(4.5rem, 12.5vw, 11.5rem); --title: clamp(1.5rem, 0.6rem + 2.6vw, 3rem); } /* 'Yun Chan' = 8 glyphs vs 2 → same visual width */
@media (max-width: 60rem) {
  :root { --display: 42vw; }
  html[lang="en"] { --display: 20vw; }
  .ledger { grid-template-columns: 1fr; row-gap: 0; }
  .ledger dt, .ledger .role, .ledger .note { grid-column: 1; }
  .ledger .role { font-size: 0.62em; margin-top: -0.15em; }
  .ledger .note { margin-top: 0.1em; margin-bottom: 0.9em; }
}

/* ---------- section scaffold — sandeep: "01 — LABEL" + hairline ---------- */
main > section { padding: var(--s7) var(--inset); max-width: var(--max); margin-inline: auto; }
.sec-head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--s3); padding-bottom: var(--s2); border-bottom: var(--hair) solid var(--ink); margin-bottom: var(--s5); }
.sec-head h2 { font-size: var(--meta); letter-spacing: var(--track-meta); text-transform: uppercase; font-weight: var(--w-medium); color: var(--ink); }

/* ---------- works — gapless mosaic. every tile owns its caption. ---------- */
.works { padding: var(--s6) 0 !important; max-width: none !important; }
.sr { position: absolute; left: 1rem; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.plates { display: grid; gap: 0; grid-template-columns: repeat(2, 1fr); grid-auto-rows: auto; grid-auto-flow: dense; }
/* cells: 2 → 3 → 4 columns. 2×2 ×2 + 1×1 ×10 = 18 cells fills 2 and 3 columns; at 4 columns two tiles go 2×1 (= 20 cells, 5 rows) */
@media (min-width: 72rem) { .plates { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 100rem) { .plates { grid-template-columns: repeat(4, 1fr); } .plate.is-2x1 { grid-column: span 2; } .plate.is-2x1 .tile { aspect-ratio: 32 / 10; } }
.plate.is-2x2 { grid-column: span 2; grid-row: span 2; }
.plate-link { display: block; color: inherit; height: 100%; }
.tile { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--paper-2); height: 100%; container-type: inline-size; }
.tile-img { display: block; height: 100%; }
.tile-img img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
/* caption strip — solid ink, no gradient scrim */
.tile-cap { position: absolute; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: 1fr auto; column-gap: var(--s2); align-items: baseline; padding: 0.6rem 0.9rem 0.65rem; background: var(--ink); color: var(--paper); }
/* labels appear on hover/focus only; pointer-less devices keep them (there is no hover to reveal them) */
@media (hover: hover) {
  .tile-cap { opacity: 0; transform: translateY(100%); transition: opacity var(--dur-1) var(--ease), transform var(--dur-2) var(--ease); }
  .plate-link:hover .tile-cap, .plate-link:focus-visible .tile-cap, .plate-link:focus-within .tile-cap { opacity: 1; transform: none; }
}
.plate-name { font-size: var(--step-0); font-weight: var(--w-medium); line-height: 1.25; letter-spacing: -0.01em; }
.plate-tag { grid-column: 1; font-size: var(--step--1); color: color-mix(in srgb, var(--paper) 70%, var(--ink)); line-height: 1.3; }
.plate-status { grid-column: 2; grid-row: 1 / span 2; align-self: start; font-size: var(--meta); letter-spacing: var(--track-meta); text-transform: uppercase; color: color-mix(in srgb, var(--paper) 70%, var(--ink)); white-space: nowrap; padding-top: 0.2rem; }
.is-2x2 .plate-name { font-size: var(--step-1); }
.plate-link:focus-visible { outline-offset: -3px; }
/* fact tiles: paper ground, ink type — the typographic thumbnails; light tiles give the mosaic its rhythm */
.tile-fact { height: 100%; padding: 1rem 1.1rem 4.5rem; display: flex; flex-direction: column; gap: 0.6rem; overflow: hidden; background: var(--paper-2); color: var(--ink); }
.fact-label { font-size: var(--meta); letter-spacing: var(--track-meta); text-transform: uppercase; color: var(--ink-2); padding-bottom: 0.4rem; border-bottom: var(--hair) solid var(--line); }
.fact-rows { display: grid; gap: 0.45rem; font-size: 0.8125rem; line-height: 1.45; }
.fact-row { display: grid; grid-template-columns: 2.6rem 1fr; gap: 0.5rem; }
.fact-row dt { color: var(--ink-2); font-size: var(--meta); letter-spacing: var(--track-meta); text-transform: uppercase; padding-top: 0.15em; }
.fact-row dd { display: flex; flex-wrap: wrap; gap: 0 0.55em; }
.fact-tabs { display: flex; flex-wrap: wrap; gap: 0.15rem 0.7em; font-size: 0.75rem; color: var(--ink-2); }
.fact-tabs .is-active { color: var(--ink); text-decoration: underline; text-underline-offset: 0.25em; }
.fact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.35rem 0.75rem; font-size: 1rem; font-weight: var(--w-medium); line-height: 1.3; margin-top: 0.4rem; }
@container (max-width: 22rem) { .is-optional { display: none; } .fact-grid { font-size: 0.9375rem; grid-template-columns: repeat(2, 1fr); } .fact-rows { font-size: 0.75rem; } }
/* narrow tiles (2-up on a phone): caption keeps the name only, fact tiles keep label + a few words */
@container (max-width: 16rem) {
  .tile-cap { grid-template-columns: 1fr; padding: 0.45rem 0.75rem 0.5rem; }
  .plate-name { font-size: 0.875rem; }
  .plate-tag, .plate-status { display: none; }
  .tile-fact { padding: 0.7rem 0.75rem 3rem; gap: 0.4rem; }
  .fact-rows, .fact-tabs { display: none; }
  .fact-grid { font-size: 0.8125rem; gap: 0.2rem 0.5rem; }
}
.plate-static { cursor: default; }

/* ---------- contact ---------- */
.contact .mail { display: inline-block; font-size: min(var(--title), 6.2vw); font-weight: var(--w-medium); letter-spacing: -0.02em; line-height: 1.1; text-decoration: underline; text-underline-offset: 0.18em; text-decoration-thickness: 2px; text-decoration-color: var(--line); padding-block: 0.25em; overflow-wrap: anywhere; }
.contact .mail:hover { text-decoration-color: var(--accent); }
.contact .links { display: flex; flex-wrap: wrap; gap: var(--s3); margin-top: var(--s4); font-size: var(--meta); letter-spacing: var(--track-meta); text-transform: uppercase; color: var(--ink-2); }
.contact .links a { padding-block: 0.7rem; text-decoration: underline; text-underline-offset: 0.3em; text-decoration-color: var(--line); }
.contact .links a:hover { color: var(--ink); text-decoration-color: var(--accent); }
.site-foot { padding: var(--s4) var(--inset); max-width: var(--max); margin-inline: auto; border-top: var(--hair) solid var(--line); font-size: var(--meta); letter-spacing: var(--track-meta); text-transform: uppercase; color: var(--ink-2); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition-duration: 0.01ms !important; } }