:root {
  --fg: #111;
  --muted: #888;
  --bg: #fff;
  --line: #e5e5e5;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.08em;
  line-height: 1.7;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------- header ---------- */

header {
  display: flex;
  justify-content: center;
  align-items: baseline;
  padding: 28px 24px;
  text-transform: uppercase;
}

header .brand {
  font-weight: 700;
  letter-spacing: 0.2em;
}

header .brand img {
  width: auto;
  height: 72px;
}

main {
  padding: 0 24px 120px;
  max-width: 1160px;
  margin: 0 auto;
}

/* ---------- works grid ---------- */

.works {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: 24px;
  row-gap: 96px;
  list-style: none;
  margin-top: 48px;
}

.works li a {
  display: block;
}

.works figure img {
  width: 100%;
  height: auto;
}

.works li:hover img {
  opacity: 0.92;
}

/* uneven placement on desktop */
@media (min-width: 900px) {
  .works li:nth-child(1) { grid-column: 1 / span 6; }
  .works li:nth-child(2) { grid-column: 9 / span 4; margin-top: 160px; }
  .works li:nth-child(3) { grid-column: 2 / span 4; margin-top: -40px; }
  .works li:nth-child(4) { grid-column: 7 / span 5; margin-top: 160px; }
  .works li:nth-child(5) { grid-column: 1 / span 4; margin-top: 60px; }
  .works li:nth-child(6) { grid-column: 6 / span 4; margin-top: 200px; }
  .works li:nth-child(7) { grid-column: 2 / span 5; margin-top: 100px; }
  .works li:nth-child(8) { grid-column: 4 / span 7; margin-top: 120px; }
  /* the triptych closes the page at full width, with or without piece #8 */
  .works li:last-child { grid-column: 4 / span 7; margin-top: 120px; }
}

@media (max-width: 899px) {
  .works li { grid-column: 1 / -1; }
  .works { row-gap: 64px; }
}

/* ---------- piece detail ---------- */

.piece {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  margin-top: 48px;
}

@media (min-width: 900px) {
  .piece {
    grid-template-columns: 7fr 4fr;
    gap: 72px;
    align-items: start;
  }
}

.piece-info h1 {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.piece-info .meta {
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 4px;
}

.piece-info .description {
  margin-top: 32px;
  max-width: 42ch;
}

.back-link {
  display: inline-block;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 48px;
}

.back-link:hover {
  color: var(--fg);
}

/* ---------- enquiry form ---------- */

.enquiry {
  margin-top: 56px;
  border-top: 1px solid var(--line);
  padding-top: 32px;
}

.enquiry h2 {
  font-size: 12px;
  font-weight: 400;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.25em;
}

.enquiry form {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.enquiry label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-transform: uppercase;
  color: var(--muted);
}

.enquiry input,
.enquiry textarea {
  font: inherit;
  color: var(--fg);
  letter-spacing: inherit;
  border: none;
  border-bottom: 1px solid var(--fg);
  border-radius: 0;
  background: transparent;
  padding: 6px 0;
  outline: none;
}

.enquiry textarea {
  min-height: 96px;
  resize: vertical;
  border: 1px solid var(--fg);
  padding: 10px;
}

.enquiry input:focus,
.enquiry textarea:focus {
  border-color: var(--fg);
}

.enquiry button {
  font: inherit;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  background: var(--fg);
  color: var(--bg);
  border: 1px solid var(--fg);
  padding: 14px 0;
  cursor: pointer;
  margin-top: 8px;
}

.enquiry button:hover {
  background: var(--bg);
  color: var(--fg);
}

.enquiry .sent {
  display: none;
  margin-top: 16px;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- footer ---------- */

footer {
  padding: 48px 24px;
  color: var(--muted);
  text-transform: uppercase;
  text-align: center;
}