.portfolio {
  background-color: #0d0d0d;
  padding: 8rem 5%;
  color: #ffffff;
  overflow: hidden;
}

.portfolio-header {
  text-align: center;
  margin-bottom: 6rem;
}

.portfolio-subtitle {
  color: #ff5722;
  font-size: 1.2rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.portfolio-title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 900;
  margin: 0;
}

.portfolio-container {
  display: flex;
  flex-direction: column;
  gap: 8rem;
  max-width: 1400px;
  margin: 0 auto;
}

.project-row {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.project-row:nth-child(even) {
  flex-direction: row-reverse;
}

.project-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.project-num {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 2px rgba(255, 87, 34, 0.5);
  margin-bottom: 1rem;
}

.project-name {
  font-size: 3.5rem;
  font-weight: 800;
  margin: 0.5rem 0;
  line-height: 1.1;
}

.project-client {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 2px;
  margin-bottom: 2.5rem;
}

.view-btn {
  display: inline-flex;
  align-items: center;
  padding: 1rem 2.5rem;
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 1px;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.view-btn:hover {
  background: #ff5722;
  border-color: #ff5722;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(255, 87, 34, 0.3);
}

.project-gallery {
  flex: 1.2;
  width: 100%;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 1.5rem;
}

.gallery-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 1rem;
  transition:
    transform 0.5s ease,
    filter 0.5s ease;
  filter: brightness(0.85) grayscale(20%);
  transform: translateZ(0);
}

.gallery-grid img:hover {
  transform: scale(1.05);
  filter: brightness(1.1) grayscale(0%);
  z-index: 2;
  position: relative;
}

.gallery-grid img:first-child {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
  aspect-ratio: 4/5;
}

.gallery-grid img:not(:first-child) {
  aspect-ratio: 1/1;
}

@media (max-width: 1024px) {
  .project-row {
    gap: 3rem;
  }

  .project-name {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  .portfolio-container {
    gap: 6rem;
  }

  .project-row,
  .project-row:nth-child(even) {
    flex-direction: column;
    text-align: center;
    gap: 2.5rem;
  }

  .project-info {
    align-items: center;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .gallery-grid img:first-child {
    grid-column: 1 / -1;
    grid-row: 1;
    aspect-ratio: 16/9;
  }
}