.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 9999;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: var(--bg);
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.container {
  width: min(100% - 2rem, var(--max-w));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-2xl);
  position: relative;
}

.section--tight {
  padding-block: var(--space-xl);
}

.section--after-hero {
  padding-top: calc(var(--header-h) + var(--space-lg));
}

.section__label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: var(--space-sm);
  position: relative;
  display: inline-block;
}

.section__label::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.55s var(--ease-out-expo) 0.4s;
}

.section__label.is-visible::after {
  transform: scaleX(1);
}

.section__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-md);
  max-width: 18ch;
}

.section__title--solo {
  max-width: 22ch;
}

.section__lead {
  color: var(--text-muted);
  max-width: 52ch;
  margin: 0 0 var(--space-lg);
  font-size: 1.05rem;
}

.grid-2 {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 900px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.grid-3 {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 720px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.grid-4 {
  display: grid;
  gap: var(--space-sm);
}

@media (min-width: 600px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

.works-mosaic {
  display: grid;
  gap: 0.55rem;
  padding: 0.6rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-soft);
  grid-template-columns: repeat(2, 1fr);
}

.works-mosaic__cell {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-deep);
  /* На мобильном высоту задаёт пропорция картинки — никаких конфликтов строк */
  aspect-ratio: 4 / 3;
  transition:
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

.works-mosaic__cell img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.4) contrast(1.05) brightness(0.9);
  transition:
    transform 0.8s var(--ease-out-expo),
    filter 0.45s ease;
}

.works-mosaic__cell:hover {
  border-color: var(--border-strong);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.works-mosaic__cell:hover img {
  transform: scale(1.04);
  filter: grayscale(0.12) contrast(1.05) brightness(0.94);
}

/* Крупные ячейки на всю ширину — шире по пропорции */
.works-mosaic__cell--a,
.works-mosaic__cell--d {
  grid-column: 1 / -1;
  aspect-ratio: 16 / 9;
}

@media (min-width: 768px) {
  .works-mosaic {
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(72px, 8.5vw);
    gap: 0.65rem;
    padding: 0.75rem;
  }

  /* На десктопе высоту задаёт grid-row span, пропорцию отключаем */
  .works-mosaic__cell {
    aspect-ratio: auto;
  }

  .works-mosaic__cell--a {
    grid-column: 1 / 8;
    grid-row: 1 / 4;
    min-height: 0;
  }

  .works-mosaic__cell--b {
    grid-column: 8 / 13;
    grid-row: 1 / 3;
    min-height: 0;
  }

  .works-mosaic__cell--c {
    grid-column: 8 / 13;
    grid-row: 3 / 4;
    min-height: 0;
  }

  .works-mosaic__cell--d {
    grid-column: 1 / 6;
    grid-row: 4 / 6;
    min-height: 0;
  }

  .works-mosaic__cell--e {
    grid-column: 6 / 10;
    grid-row: 4 / 6;
    min-height: 0;
  }

  .works-mosaic__cell--f {
    grid-column: 10 / 13;
    grid-row: 4 / 6;
    min-height: 0;
  }
}