/* panels.css — fullport sections, labels, edge fades, nav arrows */
.panel {
  min-height: 100%;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 980px;
  margin: 0 auto;
  padding: 72px 56px;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.panel.vis {
  opacity: 1;
  transform: none;
}

.panel-label {
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: 1px;
  text-align: center;
  margin-bottom: 24px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

/* Section arrows — visible only when scrolling that way is possible */
.panel-nav {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 40;
}
.nav-arrow {
  width: 34px;
  height: 34px;
  background: var(--bg-btn);
  border: var(--border-accent);
  border-radius: 4px;
  color: var(--color-green);
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, border-color 0.15s ease, opacity 0.2s ease;
}
.nav-arrow:hover {
  border-color: var(--color-green);
  background: var(--color-green-dim);
}
.nav-arrow.off {
  opacity: 0.15;
  pointer-events: none;
}

.terminal-window {
  position: relative;
}

@media (max-width: 640px) {
  .panel {
    padding: 64px 20px;
    justify-content: flex-start;
  }
  .panel-nav {
    right: 8px;
  }
  .nav-arrow {
    width: 30px;
    height: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .panel {
    opacity: 1;
    transform: none;
    transition: none;
  }
}