/* -----------------------------------------------------------
   Tokens
----------------------------------------------------------- */
:root {
  --bg: #ffffff;
  --surface: #f4f4f5;
  --border: #e2e2e4;
  --text: #17171a;
  --text-muted: #6d6d72;
  --accent: #1f8f82;

  --font-display: "Big Shoulders Display", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;

  --gap: 4px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

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

/* -----------------------------------------------------------
   Nav
----------------------------------------------------------- */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 56px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.site-nav__mark {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 26px;
  letter-spacing: 0.01em;
}

.site-nav__logo {
  display: block;
  height: 32px;
  width: auto;
}

.site-nav__links { display: flex; gap: 22px; }

.site-nav__links a {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-muted);
  transition: color 0.15s ease;
}

.site-nav__links a:hover { color: var(--text); }

/* Small screens: stack the logo above the links, both centered */
@media (max-width: 600px) {
  .site-nav {
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding: 20px 24px;
  }
}

/* -----------------------------------------------------------
   Intro / list intro
----------------------------------------------------------- */
.intro, .list-intro {
  max-width: 640px;
  padding: 28px 28px 4px;
  color: var(--text-muted);
  font-size: 18px;
}

.list-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 40px;
  padding: 28px 28px 0;
  margin: 0;
}

/* -----------------------------------------------------------
   Masonry grid
----------------------------------------------------------- */
.grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--gap);
  padding: var(--gap);
  max-width: calc(400px * 3 + var(--gap) * 4);
  margin: 32px auto 0;
}

.grid__tile {
  position: relative;
  display: block;
  width: 400px;
  height: 400px;
  overflow: hidden;
  background: var(--surface);
}

@media (max-width: 900px) {
  .grid__tile { width: 100%; height: auto; aspect-ratio: 1 / 1; }
}

.grid__tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.4s ease;
}

.grid__tile:hover img { transform: scale(1.03); }

.grid__tile-scrim {
  position: absolute;
  inset: auto 0 0 0;
  padding: 28px 14px 12px;
  background: linear-gradient(to top, rgba(0,0,0,0.82), rgba(0,0,0,0));
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.grid__tile:hover .grid__tile-scrim,
.grid__tile:focus-visible .grid__tile-scrim {
  opacity: 1;
  transform: translateY(0);
}

.grid__tile-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 26px;
  color: #ffffff;
}

@media (prefers-reduced-motion: reduce) {
  .grid__tile img, .grid__tile-scrim { transition: none; }
}

/* Touch devices: show the scrim permanently since there's no hover */
@media (hover: none) {
  .grid__tile-scrim { opacity: 1; transform: none; }
}

/* -----------------------------------------------------------
   Single artwork page
----------------------------------------------------------- */
.piece {
  max-width: 1000px;
  margin: 0 auto;
  padding: 48px 24px 10px;
  text-align: center;
}

.piece__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 36px;
  margin: 0 0 12px;
  line-height: 1.05;
}

.piece__desc {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
}

.piece__desc p { margin: 0 0 10px; }
.piece__desc p:last-child { margin-bottom: 0; }

.piece__images {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.piece__images img { max-width: 100%; height: auto; }

.piece__no-image {
  color: var(--text-muted);
}

/* -----------------------------------------------------------
   Footer
----------------------------------------------------------- */
.site-footer {
  padding: 22px 28px 12px;
  color: var(--text-muted);
  font-size: 14px;
  border-top: 1px solid var(--border);
  margin-top: 40px;
  text-align: center;
}

.site-footer p { margin: 0 0 10px; }

.site-footer__icon {
  display: inline-flex;
  color: var(--text-muted);
  transition: color 0.15s ease;
}

.site-footer__icon:hover { color: rgb(23, 23, 26); }