/* === PARTICLE CANVAS === */
#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

/* === SECTIONS === */
section {
  position: relative;
  padding: var(--section-padding);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.section-inner {
  max-width: var(--content-max-width);
  width: 100%;
  text-align: center;
}

/* === HERO === */
#hero {
  min-height: 100vh;
  gap: 2rem;
}

/* === TEASE === */
#tease {
  padding: 8rem 2rem;
  gap: 4rem;
}

/* === SIGNAL === */
#signal {
  padding: 8rem 2rem;
}

/* === NOTIFY === */
#notify {
  padding: 8rem 2rem;
  gap: 1.5rem;
}

/* === FOOTER === */
#footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--color-muted);
}

#footer .section-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

/* === RESPONSIVE === */
@media (max-width: 640px) {
  :root {
    --section-padding: 4rem 1.5rem;
  }

  #tease {
    padding: 5rem 1.5rem;
    gap: 3rem;
  }

  #signal,
  #notify {
    padding: 5rem 1.5rem;
  }
}