:root {
  --bg: #fafaf9; --surface: #fff; --text: #1c1917; --text-2: #5c5247; --muted: #8a8176;
  --accent: #8b7d6b; --accent-light: #d6cfc1; --border: #e7e5e4;
  --sans: 'Inter', system-ui, -apple-system, sans-serif;
  --display: 'M PLUS 1p', system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--sans); background: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h3 { font-family: var(--display); font-weight: 500; letter-spacing: .01em; }

.top { display: flex; justify-content: space-between; align-items: center; padding: 1.5rem clamp(1rem, 5vw, 4rem); border-bottom: 1px solid var(--border); background: var(--surface); position: sticky; top: 0; z-index: 5; }
.logo { font-family: var(--display); font-weight: 700; font-size: 1.4rem; }
.logo sup { font-size: .6em; }
.top nav a { margin-left: 1.75rem; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-2); }
.top nav a:hover { color: var(--text); }

.wrap { max-width: 1280px; margin: 0 auto; padding: clamp(2rem, 5vw, 4rem) clamp(1rem, 5vw, 4rem); }
.intro { max-width: 720px; margin-bottom: 2.5rem; }
.eyebrow { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--accent); margin-bottom: .75rem; }
.intro h1 { font-size: clamp(2.2rem, 4vw + 1rem, 3.6rem); margin-bottom: 1rem; }
.lede { color: var(--text-2); font-size: 1.05rem; }
.note { margin-top: 1rem; font-size: .85rem; color: var(--muted); border-left: 2px solid var(--accent-light); padding-left: .75rem; }

.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.filters button { font: inherit; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; padding: .45rem 1rem; border: 1px solid var(--border); background: var(--surface); color: var(--text-2); cursor: pointer; transition: all .3s; }
.filters button:hover { border-color: var(--accent); }
.filters button.on { background: var(--text); color: var(--surface); border-color: var(--text); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 2.5rem 1.75rem; }
.card-img { aspect-ratio: 4/5; overflow: hidden; background: var(--accent-light); }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.25,.8,.25,1); }
.card:hover .card-img img { transform: scale(1.04); }
.card-meta { display: flex; justify-content: space-between; margin-top: .9rem; font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.card h3 { font-size: 1.15rem; margin-top: .25rem; }
.card .sub { font-size: .85rem; color: var(--text-2); }

.back { display: inline-block; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 2rem; }
.detail-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(2rem, 4vw, 4rem); align-items: start; }
.viewer #main { width: 100%; max-height: 80vh; object-fit: contain; background: var(--surface); border: 1px solid var(--border); }
.thumbs { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .75rem; }
.th { width: 78px; height: 78px; border: 1px solid var(--border); padding: 0; cursor: pointer; background: none; opacity: .6; transition: opacity .3s; }
.th img { width: 100%; height: 100%; object-fit: cover; }
.th.on, .th:hover { opacity: 1; border-color: var(--text); }
.info h1 { font-size: clamp(1.8rem, 2vw + 1rem, 2.6rem); margin-bottom: 1rem; }
.facts { width: 100%; border-collapse: collapse; margin: 1.75rem 0; font-size: .9rem; }
.facts th, .facts td { text-align: left; padding: .6rem 0; border-bottom: 1px solid var(--border); vertical-align: top; }
.facts th { font-weight: 400; color: var(--muted); width: 45%; }
details { font-size: .8rem; color: var(--muted); }
summary { cursor: pointer; }
.src { margin: .5rem 0 0 1rem; }
.pager { display: flex; justify-content: space-between; margin-top: 4rem; padding-top: 1.5rem; border-top: 1px solid var(--border); font-size: .9rem; color: var(--text-2); }
.pager a:hover { color: var(--text); }

.studio { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 2rem 1.5rem; margin-bottom: 3rem; }
.studio img, .studio video { width: 100%; aspect-ratio: 4/5; object-fit: cover; background: #000; }
.studio figcaption { font-size: .85rem; color: var(--text-2); margin-top: .6rem; }

.foot { text-align: center; font-size: .75rem; color: var(--muted); padding: 3rem 1rem; border-top: 1px solid var(--border); }

@media (max-width: 820px) {
  .detail-grid { grid-template-columns: 1fr; }
  .top nav a { margin-left: 1rem; font-size: .7rem; }
}

.card .en, .en { font-size: .85rem; color: var(--muted); font-style: italic; }
.en.big { font-size: 1.05rem; margin: -.6rem 0 1rem; }
.card .sub { display: flex; justify-content: space-between; }
.card .price { color: var(--text); font-weight: 600; white-space: nowrap; margin-left: .75rem; }
.enquire { display: inline-block; margin-bottom: 1.5rem; padding: .75rem 1.5rem; background: var(--text); color: var(--surface); font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; transition: background .3s; }
.enquire:hover { background: var(--accent); }

/* painting story page */
.story-hero img { width: 100%; height: auto; box-shadow: 0 24px 50px -30px rgba(28,25,23,.5); }
.story-hero figcaption, .chapter figcaption { font-size: .8rem; color: var(--muted); margin-top: .6rem; }
.story-head { max-width: 760px; margin: 3rem auto 0; }
.story-head h1 { font-size: clamp(2.2rem, 4vw + 1rem, 3.6rem); margin-bottom: .5rem; }
.story-head .status { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--accent); margin-bottom: 1.25rem; }
.chapter { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 4rem); align-items: center; margin: clamp(3rem, 7vw, 6rem) 0; }
.chapter.flip .ch-text { order: 2; }
.chapter figure { margin: 0; }
.chapter img { width: 100%; height: auto; }
.ch-text .step { font-family: var(--display); font-size: .8rem; letter-spacing: .2em; text-transform: uppercase; color: var(--accent); }
.ch-text h2 { font-family: var(--display); font-weight: 500; font-size: clamp(1.5rem, 1.5vw + 1rem, 2.1rem); margin: .35rem 0 .9rem; }
.ch-text p { color: var(--text-2); }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.timelapse { background: #1c1917; color: #fafaf9; margin: clamp(3rem, 7vw, 6rem) calc(-1 * clamp(1rem, 5vw, 4rem)); padding: clamp(2.5rem, 6vw, 5rem) clamp(1rem, 5vw, 4rem); display: grid; grid-template-columns: 1fr minmax(240px, 360px); gap: clamp(1.5rem, 4vw, 4rem); align-items: center; }
.timelapse h2 { font-family: var(--display); font-weight: 500; font-size: clamp(1.5rem, 1.5vw + 1rem, 2.1rem); margin: .35rem 0 .9rem; }
.timelapse p { color: #d6cfc1; }
.timelapse video { width: 100%; aspect-ratio: 9/16; object-fit: cover; background: #000; }
.story-end { text-align: center; max-width: 640px; margin: 0 auto 2rem; }
.story-end p { color: var(--text-2); margin-bottom: 1.5rem; }
@media (max-width: 820px) {
  .chapter, .timelapse { grid-template-columns: 1fr; }
  .chapter.flip .ch-text { order: 0; }
}
.pair img { aspect-ratio: 1 / 1; object-fit: cover; }
.story-hero { text-align: center; }
.story-hero img { width: auto; max-width: 100%; max-height: 82vh; margin: 0 auto; }
.chapter > figure img { width: auto; max-width: 100%; max-height: 75vh; margin: 0 auto; }