:root {
  color-scheme: dark;
  --black: #080808;
  --black-soft: #0d0d0c;
  --paper: #f0ece5;
  --ink: #171614;
  --white: #f5f1ea;
  --muted: rgba(245, 241, 234, 0.57);
  --dark-muted: rgba(23, 22, 20, 0.58);
  --line: rgba(245, 241, 234, 0.16);
  --paper-line: rgba(23, 22, 20, 0.12);
  --display: Didot, "Bodoni 72", Georgia, "Songti SC", serif;
  --display-zh: "Songti SC", "STSong", "Noto Serif CJK SC", "Noto Serif SC",
    "Source Han Serif SC", "Kaiti SC", "STKaiti", serif;
  --script-zh: "Kaiti SC", "STKaiti", "Songti SC", serif;
  --sans: "Avenir Next", "Helvetica Neue", "Noto Sans SC", "PingFang SC", sans-serif;
  --header-height: 66px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 22px);
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--black);
  color: var(--white);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body.is-locked {
  overflow: hidden;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

button {
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
}

:focus-visible {
  outline: 1px solid currentColor;
  outline-offset: 4px;
}

main > section {
  scroll-margin-top: calc(var(--header-height) + 22px);
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr;
  height: var(--header-height);
  align-items: center;
  padding: 0 clamp(28px, 4vw, 58px);
  color: var(--white);
  background: linear-gradient(180deg, rgba(8, 8, 8, 0.44), transparent);
  transition:
    color 240ms ease,
    background 240ms ease;
}

.site-header.is-on-paper {
  color: var(--ink);
  background: linear-gradient(180deg, rgba(240, 236, 229, 0.88), rgba(240, 236, 229, 0));
}

.brand {
  display: none;
}

.site-nav {
  display: flex;
  gap: clamp(28px, 3vw, 48px);
  justify-content: start;
  font-size: 0.72rem;
}

.site-nav a {
  padding-bottom: 7px;
  color: rgba(245, 241, 234, 0.7);
  transition:
    border-color 180ms ease,
    color 180ms ease;
}

.site-nav a.is-active,
.site-nav a:hover,
.site-nav a:focus-visible {
  border-bottom: 1px solid var(--white);
  color: var(--white);
}

.site-header.is-on-paper .brand,
.site-header.is-on-paper .site-nav a {
  color: rgba(23, 22, 20, 0.64);
}

.site-header.is-on-paper .site-nav a.is-active,
.site-header.is-on-paper .site-nav a:hover,
.site-header.is-on-paper .site-nav a:focus-visible {
  border-bottom-color: var(--ink);
  color: var(--ink);
}

.hero {
  position: relative;
  min-height: 100svh;
}

.hero-photo {
  position: absolute;
  inset: 0;
  filter: brightness(0.58) saturate(0.64);
  object-position: 62% center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 8, 8, 0.74), rgba(8, 8, 8, 0.18) 66%),
    linear-gradient(0deg, rgba(8, 8, 8, 0.48), transparent 48%);
}

.hero-content {
  position: absolute;
  bottom: clamp(104px, 17vh, 174px);
  left: clamp(28px, 5.8vw, 74px);
}

.hero-content h1 {
  margin: 0 0 12px;
  color: var(--white);
  font-family: var(--display-zh);
  font-size: clamp(4.2rem, 7.5vw, 7.3rem);
  font-weight: 300;
  letter-spacing: 0;
  line-height: 1.02;
}

.hero-content p {
  margin: 0;
  color: rgba(245, 241, 234, 0.82);
  font-size: 0.95rem;
  line-height: 1.8;
}

.title-en {
  margin-bottom: 4px;
  color: rgba(245, 241, 234, 0.58);
  font-family: var(--display);
  font-size: 1rem;
  font-style: italic;
}

.scroll-note {
  position: absolute;
  bottom: clamp(38px, 7vh, 62px);
  left: clamp(28px, 5.8vw, 74px);
  display: grid;
  gap: 12px;
  color: rgba(245, 241, 234, 0.62);
  font-size: 0.65rem;
}

.scroll-note span:last-child {
  font-size: 1.25rem;
}

.works,
.archive {
  padding: clamp(72px, 8vw, 112px) clamp(28px, 4vw, 58px);
  background: var(--black);
}

.section-top {
  display: grid;
  gap: 26px;
  margin-bottom: 42px;
}

.section-top h2,
.feature-detail h2,
.about h2,
.contact h2 {
  margin: 0;
  font-family: var(--display-zh);
  font-size: clamp(2.5rem, 4vw, 3.8rem);
  font-weight: 300;
  letter-spacing: 0;
  line-height: 1.18;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(22px, 3.2vw, 48px);
  color: var(--muted);
  font-size: 0.72rem;
}

.filter-button {
  padding-bottom: 6px;
  color: var(--muted);
  transition:
    color 180ms ease,
    border-color 180ms ease;
}

.filter-button:hover,
.filter-button:focus-visible,
.filter-button.is-active {
  border-bottom: 1px solid var(--white);
  color: var(--white);
}

.works-mosaic {
  display: grid;
  grid-template:
    "a b c d" minmax(280px, 36vw)
    "e f g h" minmax(280px, 36vw) / 1.02fr 1.25fr 1fr 1.06fr;
  gap: 16px;
}

.works-mosaic.is-filtered {
  grid-auto-rows: minmax(280px, 36vw);
  grid-template: none / repeat(4, minmax(0, 1fr));
}

.works-mosaic.is-filtered .tile {
  grid-area: auto;
}

.tile[hidden] {
  display: none;
}

.tile {
  overflow: hidden;
}

.tile-a {
  grid-area: a;
}

.tile-b {
  grid-area: b;
}

.tile-c {
  grid-area: c;
}

.tile-d {
  grid-area: d;
}

.tile-e {
  grid-area: e;
}

.tile-f {
  grid-area: f;
}

.tile-g {
  grid-area: g;
}

.tile-h {
  grid-area: h;
}

.tile img,
.feature-image img,
.feature-thumbs img,
.archive-card img {
  transition: transform 700ms cubic-bezier(0.23, 1, 0.32, 1);
}

.tile:hover img,
.feature-image:hover img,
.feature-thumbs button:hover img,
.archive-card:hover img {
  transform: scale(1.035);
}

.feature {
  position: relative;
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(270px, 0.65fr);
  gap: clamp(38px, 7vw, 76px);
  min-height: 690px;
  padding: clamp(66px, 8vw, 94px) clamp(40px, 7vw, 102px);
  background: var(--black-soft);
}

.feature-image {
  width: min(100%, 530px);
  height: 100%;
  max-height: 560px;
  overflow: hidden;
  justify-self: end;
}

.feature-detail {
  display: grid;
  align-content: center;
  gap: 24px;
}

.series-copy {
  max-width: 420px;
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.85;
}

.overline,
.counter,
.archive-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.feature-detail h2 {
  font-size: clamp(3.2rem, 5vw, 5.4rem);
  line-height: 1.08;
}

.feature-thumbs {
  display: flex;
  gap: 12px;
  margin-top: 30px;
}

.feature-thumbs button {
  width: clamp(76px, 7vw, 106px);
  aspect-ratio: 0.8;
  overflow: hidden;
}

.feature-rule {
  position: absolute;
  right: clamp(40px, 7vw, 102px);
  bottom: clamp(42px, 6vw, 62px);
  left: clamp(40px, 7vw, 102px);
  height: 1px;
  background: var(--line);
}

.about {
  display: grid;
  grid-template-columns: minmax(310px, 0.9fr) minmax(300px, 0.74fr);
  gap: clamp(48px, 8vw, 126px);
  align-items: center;
  min-height: 720px;
  padding: clamp(72px, 9vw, 116px) clamp(44px, 8vw, 116px);
  background: var(--paper);
  color: var(--ink);
}

.about-copy {
  max-width: 460px;
  justify-self: end;
}

.about h2 {
  margin-bottom: 32px;
}

.about p {
  margin: 0 0 20px;
  color: var(--dark-muted);
  font-size: 0.98rem;
  line-height: 1.9;
}

.about-cn {
  border-top: 1px solid var(--paper-line);
  padding-top: 20px;
}

.signature {
  margin-top: 40px;
  color: var(--ink);
  font-family: "Snell Roundhand", var(--script-zh), cursive;
  font-size: 2.15rem;
}

.about-image {
  width: min(100%, 430px);
  height: min(570px, 66vw);
  margin: 0;
}

.archive {
  border-top: 1px solid var(--line);
}

.archive .section-top {
  display: flex;
  align-items: end;
  justify-content: space-between;
}

.series-index {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 clamp(34px, 5vw, 58px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.series-index article {
  min-height: 168px;
  padding: 22px clamp(14px, 1.8vw, 26px) 26px;
  background: rgba(245, 241, 234, 0.025);
}

.series-index span,
.archive-meta {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.series-index h3 {
  margin: 34px 0 14px;
  font-family: var(--display-zh);
  font-size: clamp(1.55rem, 2.2vw, 2.2rem);
  font-weight: 300;
  line-height: 1.18;
}

.series-index p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.7;
}

.archive-grid {
  display: grid;
  grid-auto-flow: dense;
  grid-auto-rows: clamp(116px, 10vw, 154px);
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}

.archive-card {
  position: relative;
  display: block;
  grid-row: span 3;
  overflow: hidden;
}

.archive-card.is-wide {
  grid-column: span 2;
  grid-row: span 2;
}

.archive-card.is-poster {
  grid-column: span 2;
  grid-row: span 4;
  background: #050505;
}

.archive-card.is-poster img {
  object-fit: contain;
}

.archive-meta {
  position: absolute;
  right: 12px;
  bottom: 12px;
  left: 12px;
  z-index: 1;
  opacity: 0;
  transition: opacity 240ms ease;
}

.archive-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 42%;
  background: linear-gradient(180deg, transparent, rgba(8, 8, 8, 0.72));
  opacity: 0;
  transition: opacity 240ms ease;
}

.archive-card:hover::after,
.archive-card:focus-visible::after,
.archive-card:hover .archive-meta,
.archive-card:focus-visible .archive-meta {
  opacity: 1;
}

.contact {
  display: grid;
  grid-template-columns: minmax(280px, 0.92fr) minmax(270px, 0.65fr);
  gap: clamp(54px, 9vw, 136px);
  align-items: center;
  min-height: 640px;
  padding: clamp(72px, 9vw, 112px) clamp(44px, 8vw, 116px);
  background: var(--black);
}

.contact-copy {
  width: min(100%, 480px);
  justify-self: end;
}

.contact h2 {
  margin-bottom: 28px;
}

.contact-intro {
  max-width: 420px;
  margin: 0 0 36px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.85;
}

.contact dl {
  display: grid;
  gap: 10px;
  margin: 0 0 34px;
}

.contact dt {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.68rem;
}

.contact dd {
  margin: 0;
  color: rgba(245, 241, 234, 0.82);
  font-size: 0.9rem;
}

.qr {
  display: flex;
  gap: 16px;
  align-items: end;
  margin: 0;
}

.qr img {
  width: 74px;
  height: 94px;
}

.qr figcaption {
  max-width: 130px;
  color: var(--muted);
  font-size: 0.67rem;
  line-height: 1.7;
}

.contact-image {
  width: min(100%, 390px);
  height: min(450px, 58vw);
  margin: 0;
  filter: grayscale(1) contrast(1.05);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: none;
  place-items: center;
  padding: 32px;
  background: rgba(8, 8, 8, 0.95);
}

.lightbox.is-open {
  display: grid;
}

.lightbox-frame {
  display: grid;
  justify-items: center;
  width: min(1060px, calc(100vw - 64px));
  margin: 0;
}

.lightbox img {
  width: 100%;
  max-height: 80svh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 22px;
  right: 26px;
  border-bottom: 1px solid var(--muted);
  padding-bottom: 6px;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lightbox-caption {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  border-bottom: 1px solid var(--muted);
  padding-bottom: 6px;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lightbox-prev {
  left: 26px;
}

.lightbox-next {
  right: 26px;
}

@media (max-width: 920px) {
  :root {
    --header-height: 72px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .brand {
    display: block;
    color: var(--white);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
  }

  .site-nav {
    justify-content: end;
  }

  .works-mosaic {
    grid-template:
      "a b" 50vw
      "a c" 50vw
      "d e" 50vw
      "f g" 50vw
      "h h" 45vw / 1fr 1fr;
    gap: 10px;
  }

  .feature,
  .about,
  .contact {
    grid-template-columns: 1fr;
  }

  .feature-image,
  .about-copy,
  .contact-copy {
    justify-self: stretch;
  }

  .feature-image {
    height: 560px;
  }

  .about-image,
  .contact-image {
    width: 100%;
  }

  .archive-grid {
    grid-auto-rows: 24vw;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .series-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  :root {
    --header-height: 96px;
  }

  .site-header {
    align-content: center;
    gap: 14px;
    grid-template-columns: 1fr;
    padding-inline: 18px;
  }

  .site-nav {
    gap: clamp(18px, 5.2vw, 26px);
    justify-content: start;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .hero-photo {
    object-position: 67% center;
  }

  .hero-content,
  .scroll-note {
    left: 18px;
  }

  .hero-content h1 {
    font-size: clamp(3.4rem, 16vw, 4.45rem);
  }

  .works,
  .archive,
  .feature,
  .about,
  .contact {
    padding-inline: 18px;
  }

  .works,
  .archive,
  .feature,
  .about,
  .contact {
    padding-top: calc(var(--header-height) + 42px);
  }

  .works-mosaic {
    grid-template:
      "a b" 58vw
      "a c" 58vw
      "d e" 58vw
      "f g" 58vw
      "h h" 52vw / 1fr 1fr;
  }

  .works-mosaic.is-filtered {
    grid-auto-rows: 58vw;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature {
    min-height: 0;
    padding-block: 54px 70px;
  }

  .feature-image {
    height: 470px;
  }

  .feature-rule {
    left: 18px;
    right: 18px;
  }

  .about,
  .contact {
    min-height: 0;
    padding-block: 62px;
  }

  .about-image {
    height: 470px;
  }

  .archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 31vw;
    gap: 8px;
  }

  .archive-card.is-wide {
    grid-column: span 2;
  }

  .contact-image {
    height: 400px;
  }

  .series-index {
    grid-template-columns: 1fr;
  }

  .series-index article {
    min-height: 132px;
  }

  .series-index h3 {
    margin-top: 22px;
  }

  .lightbox {
    padding: 52px 18px 32px;
  }

  .lightbox-close {
    top: 18px;
    right: 18px;
  }

  .lightbox-nav {
    top: auto;
    bottom: 18px;
  }

  .lightbox-prev {
    left: 18px;
  }

  .lightbox-next {
    right: 18px;
  }
}