.projects-hero {
  padding: calc(180px * var(--space-scale)) var(--container-pad)
    calc(80px * var(--space-scale));
  position: relative;
  overflow: hidden;
}
.projects-hero-bg {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--border) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.4;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
}
.projects-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(44px, 6.2vw, 78px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  position: relative;
  z-index: 2;
}
.projects-hero h1 em {
  color: var(--accent);
  font-style: italic;
}
.projects-hero p {
  color: var(--muted-light);
  font-size: 15px;
  font-weight: 300;
  max-width: 480px;
  line-height: 1.7;
  margin-top: 24px;
  position: relative;
  z-index: 2;
}

/* Filter bar */
.filter-bar {
  padding: 0 var(--container-pad) calc(60px * var(--space-scale));
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.filter-btn {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--muted);
  padding: 10px 20px;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.2s;
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--accent-dim);
  border-color: rgba(0, 255, 204, 0.4);
  color: var(--accent);
}

/* Full projects grid */
.all-projects {
  padding: 0 var(--container-pad) var(--section-space);
}
.projects-masonry {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
  max-width: 1430px;
}
.project-card.col-7 {
  grid-column: span 7;
}
.project-card.col-5 {
  grid-column: span 5;
}
.project-card.col-6 {
  grid-column: span 6;
}
.project-card.col-12 {
  grid-column: span 12;
}
.project-card.is-hidden {
  display: none;
}

.project-card.col-12 .project-thumb {
  aspect-ratio: 16/5;
}

@media (max-width: 1024px) {
  .projects-hero {
    padding-bottom: 64px;
  }
  .projects-hero h1 {
    font-size: clamp(40px, 7vw, 68px);
  }
  .projects-hero p {
    max-width: 560px;
  }
  .filter-bar {
    padding-bottom: 48px;
  }
  .projects-masonry {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .project-card.col-7,
  .project-card.col-5,
  .project-card.col-6,
  .project-card.col-12 {
    grid-column: span 12;
  }
  .project-card.col-12 .project-thumb {
    aspect-ratio: 16/9;
  }
}
@media (max-width: 768px) {
  .projects-hero,
  .filter-bar,
  .all-projects {
    padding-left: var(--layout-gutter);
    padding-right: var(--layout-gutter);
  }
  .projects-hero {
    padding-top: 120px;
  }
  .projects-hero h1 {
    font-size: clamp(34px, 10vw, 54px);
  }
  .projects-hero p {
    font-size: 14px;
    margin-top: 18px;
  }
  .filter-bar {
    gap: 10px;
  }
  .filter-btn {
    padding: 9px 16px;
    font-size: 11px;
  }
  .projects-masonry {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .project-thumb {
    aspect-ratio: 16/11;
  }
  .project-info {
    padding: 20px;
  }
  .project-title {
    font-size: 18px;
  }
  .project-desc {
    font-size: 13px;
  }
  .cta-section .section-title {
    font-size: clamp(38px, 10vw, 64px);
  }
  .cta-section .section-sub {
    font-size: 15px;
  }
  .cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .cta-actions .btn-primary,
  .cta-actions .btn-ghost {
    width: 100%;
    justify-content: center;
  }
}
@media (max-width: 480px) {
  .projects-hero {
    padding-top: 104px;
    padding-bottom: 52px;
  }
  .projects-hero h1 {
    font-size: clamp(30px, 12vw, 44px);
    line-height: 1.02;
  }
  .projects-hero p {
    font-size: 13px;
  }
  .filter-bar {
    gap: 8px;
  }
  .filter-btn {
    padding: 8px 14px;
  }
  .project-thumb {
    aspect-ratio: 4/3;
  }
  .project-view-btn {
    font-size: 12px;
    padding: 10px 18px;
  }
  .project-info {
    padding: 18px;
  }
  .cta-section {
    padding-top: 72px;
    padding-bottom: 72px;
  }
  .cta-section .section-title {
    font-size: clamp(32px, 11vw, 44px);
  }
}