/* SOUND FRAME — WORK exhibition + overlays */
.wk-intro { padding: clamp(56px, 8vw, 128px) var(--gutter) clamp(48px, 6vw, 96px); }
.wk-intro h1 { font-weight: 300; font-size: clamp(30px, 5vw, 76px); line-height: 1.16; letter-spacing: -.03em; }
.wk-intro h1 span { display: block; }
.wk-intro h1 span:nth-child(2) { padding-left: clamp(0px, 6vw, 96px); }
.wk-intro h1 span:nth-child(3) { padding-left: clamp(0px, 2vw, 32px); color: var(--muted); }
.wk-index { margin-top: clamp(36px, 5vw, 72px); display: flex; flex-wrap: wrap; gap: 4px 28px; }
.wk-index a { font-size: 11px; letter-spacing: .2em; color: var(--muted); padding: 8px 0; transition: color .25s; }
.wk-index a:hover, .wk-index a:focus-visible { color: var(--ivory); }
.wk-sec { padding: var(--sec) 0 0; scroll-margin-top: 64px; }
.wk-sec:last-of-type { padding-bottom: var(--sec); }
.wk-sec > .label { padding-inline: var(--gutter); margin-bottom: clamp(28px, 4vw, 56px); }
.wk-sec--ivory { background: var(--ivory); color: var(--ink); margin-top: var(--sec); padding-bottom: var(--sec); }
.wk-sec--ivory > .label { color: var(--muted-dark); }
.wk-sec--charcoal { background: var(--charcoal); margin-top: var(--sec); padding-bottom: var(--sec); }
#design-kits { padding-bottom: 0; }
#design-kits .kit { padding-bottom: calc(var(--sec) * .7); }
#design-kits .kit:last-child { padding-bottom: var(--sec); }
.wk-h2 { padding-inline: var(--gutter); font-weight: 300; font-size: clamp(26px, 3.6vw, 56px); line-height: 1.2; letter-spacing: -.03em; margin-bottom: clamp(32px, 5vw, 72px); }
.wk-foot { padding: clamp(28px, 4vw, 56px) var(--gutter) 0; }
.kit__t { font-size: clamp(22px, 2vw, 30px); font-weight: 400; letter-spacing: -.02em; }
.kit__l { margin-top: 14px; font-size: 14px; line-height: 1.75; color: var(--muted); }

/* ---- web exhibition: editorial rows, asymmetrical spans ---- */
.wx-wrap { padding-inline: var(--gutter); }
.wx-row { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(12px, 2vw, 32px); row-gap: clamp(36px, 5vw, 64px); margin-bottom: clamp(48px, 7vw, 112px); align-items: start; }
.wx { grid-column: span 12; min-width: 0; }
.wx__open { display: block; overflow: hidden; background: var(--graphite); }
.wx__open img { width: 100%; height: auto; transition: transform .7s var(--ease); }
.wx--d .wx__open img { aspect-ratio: 1425 / 891; object-fit: cover; }
.wx--m .wx__open img { aspect-ratio: 375 / 812; object-fit: cover; object-position: top; }
@media (hover: hover) { .wx__open:hover img { transform: scale(1.025); } }
.wx__t { margin-top: 14px; display: flex; flex-direction: column; gap: 2px; }
.wx__t strong { font-weight: 500; font-size: clamp(15px, 1.3vw, 19px); letter-spacing: -.01em; }
.wx__t span { font-size: 11px; letter-spacing: .18em; color: var(--muted); text-transform: uppercase; }
@media (max-width: 767px) {
  .wx-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .wx--d { grid-column: span 2; }
  .wx--m { grid-column: span 2; width: 58%; }
  .wx--m:nth-child(even) { margin-left: auto; }
}
@media (min-width: 768px) {
  .wx { grid-column: span var(--span); }
  .wx--down { margin-top: clamp(32px, 6vw, 112px); }
  .wx--up { margin-top: clamp(-40px, -2vw, 0px); }
  .wx--c { grid-column: 3 / span 8; }
}

/* ---- release artwork mosaic (gap-free, square tiles) ---- */
.mosaic-wrap { padding-inline: var(--gutter); }
.mosaic { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(6px, .8vw, 12px); }
.tile { aspect-ratio: 1; position: relative; overflow: hidden; background: #e6e0d6; }
.tile--feature, .tile--auto { grid-column: span 2; }
.tile__btn { display: block; width: 100%; height: 100%; position: relative; }
.tile__btn img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.tile__cap { position: absolute; inset: auto 0 0 0; padding: 36px 12px 12px; display: flex; flex-direction: column; gap: 2px; text-align: left; color: var(--ivory); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; background: linear-gradient(to top, rgba(8,8,8,.7), transparent); opacity: 0; transition: opacity .3s; }
.tile__cap span:first-child { font-weight: 600; }
.tile__btn:focus-visible { outline-offset: -4px; }
.tile__btn:hover .tile__cap, .tile__btn:focus-visible .tile__cap { opacity: 1; }
@media (hover: hover) { .tile__btn:hover img { transform: scale(1.04); } }
@media (hover: none) { .tile__cap { display: none; } }
@media (min-width: 900px) {
  .mosaic { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .tile, .tile--feature, .tile--auto { grid-column: var(--c) / span var(--s); grid-row: var(--r) / span var(--s); }
}

/* ---- system study ---- */
.study { padding-inline: var(--gutter); display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); counter-reset: none; }
.st { min-width: 0; }
.st__img { display: block; overflow: hidden; background: var(--graphite); }
.st__img img { width: 100%; height: auto; aspect-ratio: 1425 / 891; object-fit: cover; transition: transform .7s var(--ease); }
@media (hover: hover) { .st__img:hover img { transform: scale(1.025); } }
.st__t { margin-top: 14px; display: flex; flex-direction: column; gap: 2px; }
.st__t strong { font-weight: 500; font-size: clamp(15px, 1.3vw, 19px); }
.st__t span { font-size: 11px; letter-spacing: .18em; color: var(--muted); text-transform: uppercase; }
@media (min-width: 768px) {
  .study { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(12px, 2vw, 32px); }
  .st:nth-child(1) { grid-column: 1 / span 6; } .st:nth-child(2) { grid-column: 8 / span 5; margin-top: clamp(40px, 7vw, 120px); }
  .st:nth-child(3) { grid-column: 2 / span 5; } .st:nth-child(4) { grid-column: 7 / span 6; margin-top: clamp(40px, 7vw, 120px); }
}

/* ---- artwork viewer ---- */
.ov--art { background: var(--ink); }
.art-ov__body { display: grid; gap: 22px; padding: 8px var(--gutter) 40px; min-height: calc(100% - 64px); align-content: center; }
.art-ov__img img { width: 100%; max-width: min(80vh, 100%); height: auto; margin-inline: auto; background: var(--graphite); }
.art-ov__meta { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; max-width: min(80vh, 100%); width: 100%; margin-inline: auto; }
.art-ov__cap strong { display: block; font-weight: 300; font-size: clamp(22px, 2.4vw, 36px); letter-spacing: -.02em; }
.art-ov__cap span { display: block; margin-top: 4px; font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.art-ov__ctl { display: flex; gap: 20px; }
.art-ov__nav { font-size: 22px; padding: 6px 8px; }
.art-ov__nav:hover { opacity: .7; }
@media (min-width: 900px) { .art-ov__img img { max-height: calc(100vh - 250px); width: auto; } }

/* ---- case experience ---- */
.cs__hero img { width: 100%; height: auto; background: var(--graphite); }
.cs__head { padding: clamp(36px, 5vw, 80px) var(--gutter); display: grid; gap: 16px; max-width: 1100px; }
.cs__head h2 { font-weight: 300; font-size: clamp(30px, 5vw, 76px); line-height: 1.1; letter-spacing: -.03em; }
.cs__desc { max-width: 56ch; font-size: clamp(15px, 1.3vw, 18px); line-height: 1.75; color: rgba(244, 239, 231, .82); }
.cs__head .lnk { justify-self: start; margin-top: 10px; }
.cs__spread { padding-inline: var(--gutter); display: grid; gap: clamp(12px, 2vw, 32px); align-items: start; margin-bottom: clamp(36px, 6vw, 112px); }
.cs__fig img { width: 100%; height: auto; background: var(--graphite); }
.cs__mm { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(8px, 1.4vw, 20px); }
.cs__pause { padding: clamp(24px, 6vw, 112px) var(--gutter) clamp(48px, 8vw, 144px); font-weight: 300; font-size: clamp(24px, 4.2vw, 68px); line-height: 1.25; letter-spacing: -.03em; }
.cs__pause span { display: block; }
.cs__pause span:nth-child(even) { padding-left: clamp(0px, 8vw, 140px); color: var(--muted); }
.cs__page { padding-top: clamp(24px, 4vw, 64px); }
.cs__page > .label { padding: 0 var(--gutter) 24px; }
.cs__foot { border-top: 1px solid var(--line); margin-top: clamp(24px, 4vw, 64px); }
.cs__next { display: block; padding: clamp(40px, 6vw, 96px) var(--gutter); }
.cs__next strong { display: block; margin-top: 12px; font-weight: 300; font-size: clamp(26px, 4vw, 60px); letter-spacing: -.03em; transition: transform .5s var(--ease); }
.cs__next:hover strong { transform: translateX(10px); }
@media (min-width: 768px) {
  .cs__spread--a { grid-template-columns: minmax(0, 8fr) minmax(0, 3fr); align-items: end; }
  .cs__spread--a .cs__fig--m { margin-bottom: clamp(-56px, -3vw, 0px); }
  .cs__spread--b { grid-template-columns: minmax(0, 10fr); padding-left: calc(var(--gutter) + 8vw); }
  .cs__spread--c { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); align-items: start; }
}