.skills-plot-viewport {
  position: relative;
  width: 100%;
  max-width: 1080px;
  height: var(--plot-scaled-height, 620px);
  margin-top: 2rem;
  margin-bottom: 1.5rem;
}

.skills-plot-wrapper {
  position: relative;
  width: 1040px;
  height: 580px;
  margin-left: 40px;
  background-color: var(--bg-elevated);
  border-left: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  background-image:
    linear-gradient(to right, var(--border-subtle) 1px, transparent 1px),
    linear-gradient(to top, var(--border-subtle) 1px, transparent 1px);
  background-size: 10% 10%;
  user-select: none;
  transform-origin: -40px 0;
  transform: scale(var(--plot-scale, 1));
}

.skills-axis-x {
  position: absolute;
  bottom: -36px;
  right: 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.skills-axis-y {
  position: absolute;
  top: 0;
  left: -40px;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.skill-node {
  position: absolute;
  left: var(--x, 50%);
  bottom: var(--y, 50%);
  transform: translate(-50%, 50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.2s ease;
  filter: grayscale(85%) opacity(0.82);
  z-index: 2;
}

.skill-node:hover,
.skill-node:focus-within {
  transform: translate(-50%, 50%) scale(1.22);
  filter: grayscale(0%) opacity(1);
  z-index: 20;
}

.skill-node i {
  font-size: 1.85rem;
}

.skill-node img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.skill-text-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
  padding: 3px 7px;
  border-radius: 3px;
  background-color: var(--bg);
  color: var(--text);
  letter-spacing: 0.03em;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.25);
  transition: border-color 0.15s ease, color 0.15s ease;
}

.skill-node:hover .skill-text-badge {
  border-color: var(--cat-1);
}

.skill-name {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 3px;
  background-color: var(--bg);
  padding: 1px 4px;
  border-radius: 3px;
  white-space: nowrap;
}

.skills-tooltip {
  position: relative;
  display: inline-block;
  cursor: help;
  border-bottom: 1px dashed var(--text-muted);
  color: var(--text);
  font-weight: 700;
  transition: color 0.2s ease;
}

.skills-tooltip:hover,
.skills-tooltip:focus {
  color: var(--cat-1);
  outline: none;
}

.skills-tooltip-text {
  visibility: hidden;
  width: max-content;
  max-width: 280px;
  background-color: var(--bg-elevated);
  color: var(--text);
  text-align: center;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 5px 10px;
  font-size: 0.75rem;
  font-weight: 400;
  font-family: var(--font-mono);
  position: absolute;
  z-index: 100;
  bottom: 135%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.2s ease, bottom 0.2s ease;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
  pointer-events: none;
}

.skills-tooltip-text::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: var(--border-subtle) transparent transparent transparent;
}

.skills-tooltip:hover .skills-tooltip-text,
.skills-tooltip:focus .skills-tooltip-text,
.skills-tooltip:active .skills-tooltip-text {
  visibility: visible;
  opacity: 1;
  bottom: 125%;
}

.skills-mobile-note {
  color: var(--text);
  font-style: italic;
}

@media (max-width: 767px) {
  .skills-tooltip-text {
    left: 0;
    transform: none;
    max-width: calc(100vw - 3rem);
    white-space: normal;
    text-align: left;
  }

  .skills-tooltip-text::after {
    left: 1.25rem;
    margin-left: 0;
  }
}