.tech-bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
  mix-blend-mode: screen;
}

.header,
main,
.footer {
  position: relative;
  z-index: 1;
}

main {
  display: flex;
  flex-direction: column;
  gap: 96px;
  padding: 140px 24px 120px;
}

section {
  width: 100%;
  scroll-margin-top: var(--anchor-offset);
}

.section__header {
  max-width: var(--max-width);
  margin: 0 auto 32px;
  padding: 0 24px;
}

.section__header h2 {
  font-size: clamp(28px, 3vw, 40px);
  margin-bottom: 8px;
}

.section__header p {
  color: var(--muted);
  max-width: 680px;
}

.about__grid,
.skills__grid,
.projects__grid,
.education__list,
.contact__grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.about__grid,
.education__list,
.contact__grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.footer {
  padding: 32px 24px 48px;
  text-align: center;
  color: var(--muted);
}