:root {
  --paper: #efe6d6;
  --paper-deep: #e4d7c3;
  --ink: #1a1612;
  --ink-soft: #4a433a;
  --rule: #c9bba6;
  --rust: #8c3a28;
  --lamp: #c9a066;
  --shadow: rgba(28, 22, 16, 0.18);
  --serif: "Noto Serif SC", "Cormorant Garamond", "Songti SC", serif;
  --display: "Cormorant Garamond", "Noto Serif SC", serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.75;
  letter-spacing: 0.01em;
}

img {
  max-width: 100%;
  display: block;
  filter: grayscale(0.28) contrast(1.05) saturate(0.85);
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.28em;
}

h1, h2, h3, p, ul, ol, dl, figure, address {
  margin: 0;
}

.paper,
.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 40;
}

.paper {
  background-image:
    radial-gradient(ellipse at 18% 12%, rgba(201, 160, 102, 0.14), transparent 42%),
    radial-gradient(ellipse at 88% 78%, rgba(140, 58, 40, 0.08), transparent 46%);
}

.grain {
  opacity: 0.22;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

.mast {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 6vw;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}

.mark {
  font-family: var(--display);
  font-size: 1.35rem;
  letter-spacing: 0.28em;
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 1.6rem;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
}

.nav a {
  text-decoration: none;
}

.nav a:hover {
  color: var(--rust);
}

.mast-meta {
  justify-self: end;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--ink-soft);
}

.cover {
  position: relative;
  min-height: 100vh;
  padding: 12vh 8vw 10vh;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) 280px;
  grid-template-rows: auto auto auto 1fr;
  column-gap: 4vw;
  align-items: start;
}

.kicker {
  grid-column: 1;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--rust);
}

.display {
  grid-column: 1;
  margin-top: 1.4rem;
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(3.2rem, 8vw, 7.4rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
}

.display-zh {
  display: block;
  font-size: 0.42em;
  letter-spacing: 0.18em;
  margin-bottom: 0.35em;
  font-family: var(--serif);
}

.display em {
  font-style: italic;
  color: var(--rust);
}

.lede {
  grid-column: 1;
  max-width: 34em;
  margin-top: 2.2rem;
  font-size: 1.12rem;
  color: var(--ink-soft);
}

.cover-aside {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

.cover-fig {
  grid-column: 2;
  grid-row: 1 / span 4;
  justify-self: end;
  width: min(280px, 28vw);
  margin-top: 1.5rem;
}

.cover-fig img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  box-shadow: 12px 18px 40px var(--shadow);
}

.cover-fig figcaption,
.studio-fig figcaption,
.piece figcaption {
  margin-top: 0.7rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.running {
  position: absolute;
  right: 2.2vw;
  top: 50%;
  transform: translateY(-50%) rotate(90deg);
  transform-origin: center;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.42em;
  white-space: nowrap;
  color: var(--ink-soft);
}

.studio,
.work,
.notes,
.letter,
.colophon {
  padding: 8vh 8vw;
}

.studio {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 6vw;
  align-items: center;
  border-top: 1px solid var(--rule);
  background: linear-gradient(180deg, transparent, rgba(228, 215, 195, 0.45));
}

.section-index {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--rust);
  margin-bottom: 1rem;
}

h2 {
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: 1.4rem;
}

.drop::first-letter {
  float: left;
  font-family: var(--display);
  font-size: 3.6rem;
  line-height: 0.8;
  padding-right: 0.12em;
  color: var(--rust);
}

.studio-copy p + p {
  margin-top: 1.1rem;
}

.facts {
  margin-top: 2.4rem;
  display: grid;
  gap: 1.1rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--rule);
}

.facts dt {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--rust);
}

.facts dd {
  margin: 0.15rem 0 0;
}

.studio-fig img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center 18%;
}

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

.work-head {
  max-width: 22em;
  margin-bottom: 4rem;
}

.work-head p:last-child {
  color: var(--ink-soft);
}

.work {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem 5vw;
}

.work-head {
  grid-column: 1 / -1;
}

.piece h3 {
  font-family: var(--display);
  font-size: 2.4rem;
  font-weight: 500;
  margin: 0.35rem 0 0.4rem;
}

.piece-sub {
  font-style: italic;
  color: var(--ink-soft);
  margin-bottom: 1rem;
}

.piece-meta {
  display: flex;
  gap: 1.2rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--rust);
}

.piece figure {
  margin-top: 1.4rem;
}

.piece img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.piece-a {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3vw;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
}

.piece-a figure {
  grid-column: 2;
  grid-row: 1 / span 5;
  margin-top: 0;
}

.piece-a img {
  aspect-ratio: 5 / 3;
}

.piece-b {
  padding-right: 8%;
}

.piece-c,
.piece-d {
  border-top: 1px solid var(--rule);
  padding-top: 1.6rem;
}

.notes {
  border-top: 1px solid var(--rule);
  background:
    linear-gradient(90deg, transparent 7.9vw, var(--rule) 7.9vw, var(--rule) calc(7.9vw + 1px), transparent calc(7.9vw + 1px));
}

.note-list {
  list-style: none;
  padding: 0;
  margin-top: 2.5rem;
  display: grid;
  gap: 0;
}

.note-list li {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 2rem;
  padding: 1.8rem 0;
  border-top: 1px solid var(--rule);
}

.note-list time {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--rust);
  padding-top: 0.35rem;
}

.note-list h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.note-list p {
  color: var(--ink-soft);
  max-width: 40em;
}

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

.letter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6vw;
  align-items: start;
}

address {
  font-style: normal;
  margin-top: 1.6rem;
  font-family: var(--display);
  font-size: 1.6rem;
}

.form {
  display: grid;
  gap: 1.1rem;
}

.form label {
  display: grid;
  gap: 0.35rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
}

.form input,
.form textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1rem;
  padding: 0.45rem 0;
  border-radius: 0;
}

.form input:focus,
.form textarea:focus {
  outline: none;
  border-bottom-color: var(--rust);
}

.form button {
  justify-self: start;
  margin-top: 0.6rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  padding: 0.7rem 1.6rem;
  cursor: pointer;
}

.form button:hover {
  background: var(--rust);
  border-color: var(--rust);
}

.form-note {
  font-size: 0.92rem;
  color: var(--rust);
}

.colophon {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 2rem;
  border-top: 1px solid var(--ink);
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.year {
  font-family: var(--mono);
}

@media (max-width: 860px) {
  .mast {
    grid-template-columns: 1fr auto;
  }

  .mast-meta {
    display: none;
  }

  .cover,
  .studio,
  .work,
  .letter-grid,
  .colophon,
  .piece-a {
    grid-template-columns: 1fr;
  }

  .cover-fig {
    grid-column: 1;
    grid-row: auto;
    width: min(220px, 58vw);
    margin-top: 2.4rem;
  }

  .running {
    display: none;
  }

  .nav {
    gap: 0.9rem;
    font-size: 0.72rem;
  }

  .note-list li {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .piece-a figure {
    grid-column: 1;
    grid-row: auto;
  }
}