.sketch-heading {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem .55rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  color: var(--ink);
  letter-spacing: .03em;
}
.sketch-filters {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem 1.5rem;
}
.sketch-filters button {
  font: inherit;
  font-weight: 700;
  color: var(--ink);
  background: rgba(247,244,238,.9);
  border: 1px solid rgba(45,36,24,.28);
  min-height: 44px;
  padding: .45rem .8rem;
  cursor: pointer;
}
.sketch-filters button[aria-pressed="true"] {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.sketch-filters button:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; }
.sketch-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem 3rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  align-items: start;
}
.sketch-card {
  margin: 0;
  background: rgba(247,244,238,.88);
  border: 1px solid rgba(45,36,24,.16);
}
.sketch-card button {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: #f7f4ee;
  cursor: zoom-in;
}
.sketch-card img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  background: #f7f4ee;
}
.sketch-card figcaption { padding: .85rem 1rem 1rem; }
.sketch-card h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: .2rem 0 .35rem;
}
.sketch-card p { margin: 0 0 .45rem; color: #3a2f22; }
.sketch-note { font-size: .92rem; }
.sketch-empty {
  max-width: 40rem;
  margin: 0 1.25rem 2rem;
  padding: 1rem 1.1rem;
  background: rgba(247,244,238,.9);
  border: 1px solid rgba(45,36,24,.16);
}
.sketch-dialog {
  width: min(1100px, 96vw);
  max-height: 96vh;
  border: 1px solid rgba(45,36,24,.3);
  background: #f7f4ee;
  color: var(--ink);
  padding: 0;
}
.sketch-dialog::backdrop { background: rgba(28,23,16,.72); }
.sketch-dialog__bar {
  display: flex;
  justify-content: space-between;
  gap: .75rem;
  align-items: center;
  padding: .7rem .9rem;
  border-bottom: 1px solid rgba(45,36,24,.16);
}
.sketch-dialog__stage {
  overflow: auto;
  max-height: calc(96vh - 9rem);
  background: #efe6d4;
}
.sketch-dialog__stage img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
}
.sketch-dialog__stage.is-zoomed img { width: auto; max-width: none; }
.sketch-dialog__copy { padding: .9rem 1rem 1.1rem; }
.sketch-dialog h2 { font-family: var(--font-display); margin: 0 0 .4rem; }
.sketch-feature {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.25rem 2rem;
}
.sketch-feature__head { max-width: 40rem; margin-bottom: 1rem; }
.sketch-feature__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.sketch-feature figure {
  margin: 0;
  background: rgba(247,244,238,.88);
  border: 1px solid rgba(45,36,24,.16);
}
.sketch-feature a { display: block; background: #f7f4ee; }
.sketch-feature img { width: 100%; height: auto; display: block; }
.sketch-feature figcaption { padding: .7rem .8rem .9rem; font-weight: 700; }
@media (max-width: 900px) {
  .sketch-grid, .sketch-feature__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .sketch-grid, .sketch-feature__grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .sketch-dialog, .sketch-card img { transition: none; }
}