/* =============================================
   SECTION 4 — PORTFÓLIO
   ============================================= */

.portfolio {
  background: var(--color-cream);
  padding: var(--section-padding) 0;
  overflow: hidden;
}

.portfolio__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 4rem);
}

.portfolio__header {
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.portfolio__label {
  margin-bottom: var(--space-md);
}

.portfolio__title {
  font-family: var(--font-serif);
  font-size: var(--fs-h1);
  color: var(--color-wine-deep);
  line-height: 1.0;
}

.portfolio__title .italic-accent {
  color: var(--color-wine);
}

/* === Mosaic Grid === */
.portfolio__mosaic {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto;
  gap: clamp(1rem, 2vw, 1.5rem);
  position: relative;
}

.portfolio__item--1 {
  grid-column: 1 / 6;
  grid-row: 1 / 3;
  height: 650px;
}

.portfolio__item--2 {
  grid-column: 6 / 10;
  grid-row: 1 / 2;
  height: 310px;
}

.portfolio__item--3 {
  grid-column: 10 / 13;
  grid-row: 1 / 2;
  height: 310px;
}

.portfolio__item--4 {
  grid-column: 6 / 13;
  grid-row: 2 / 3;
  height: 320px;
}

/* Polaroid overlays */
.portfolio__polaroid-1 {
  position: absolute;
  width: 160px;
  height: 200px;
  bottom: -20px;
  right: 15%;
  z-index: 5;
  transform: rotate(-4deg);
}

.portfolio__polaroid-2 {
  position: absolute;
  width: 140px;
  height: 175px;
  top: 40%;
  left: 38%;
  z-index: 5;
  transform: rotate(5deg);
}

.portfolio__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 900px) {
  .portfolio__mosaic {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .portfolio__item--1 {
    grid-column: 1 / 3;
    grid-row: auto;
    height: 450px;
  }

  .portfolio__item--2 {
    grid-column: 1 / 2;
    grid-row: auto;
    height: 280px;
  }

  .portfolio__item--3 {
    grid-column: 2 / 3;
    grid-row: auto;
    height: 280px;
  }

  .portfolio__item--4 {
    grid-column: 1 / 3;
    grid-row: auto;
    height: 300px;
  }

  .portfolio__polaroid-1,
  .portfolio__polaroid-2 {
    display: none;
  }
}

@media (max-width: 500px) {
  .portfolio__item--1 { height: 350px; }
  .portfolio__item--2 { height: 200px; }
  .portfolio__item--3 { height: 200px; }
  .portfolio__item--4 { height: 220px; }
}