.lang-switch ul {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.lang-code {
  position: relative;
  padding: 6px 7px;
  border-radius: 6px;
  color: var(--quiet);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  line-height: 1;
  transition: color 0.2s ease;
}

.lang-code::after {
  content: "";
  position: absolute;
  left: 7px;
  right: 7px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--blue));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.25s var(--ease-out);
}

.lang-code:hover,
.lang-code[aria-pressed="true"] {
  color: var(--ink);
}

.lang-code[aria-pressed="true"]::after {
  transform: scaleX(1);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 32px;
  padding: 0 4px;
  border-radius: 8px;
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1;
  white-space: nowrap;
  transition:
    color 0.2s ease,
    transform 0.2s var(--ease-out);
}

.chip svg {
  flex: none;
  width: 19px;
  height: 19px;
}

.chip--icon {
  justify-content: center;
  width: 32px;
  padding: 0;
}

.chip:hover {
  color: var(--chip-accent, var(--blue));
  transform: translateY(-1px);
}

.chip span {
  border-bottom: 1px solid rgba(7, 16, 24, 0.22);
  padding-bottom: 1px;
}

.node-body {
  position: relative;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.8),
    0 14px 44px rgba(255, 255, 255, 0.92);
}

.node-index {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 8px;
  margin-bottom: 9px;
  color: var(--quiet);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.13em;
  line-height: 1.4;
  text-transform: uppercase;
}

.node-body h2 {
  margin-bottom: 6px;
  font-size: 1.14rem;
  font-weight: 710;
  line-height: 1.15;
  letter-spacing: -0.005em;
}

.node-line {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.node-channels {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin: 8px 0 0 -4px;
}

.node-channels .chip {
  height: 28px;
  color: var(--ink-soft);
  --chip-accent: var(--node-color);
}

.node-channels .chip--icon {
  width: 28px;
}

.node-channels .chip svg {
  width: 16px;
  height: 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 7px 3px 6px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--node-color) 14%, white);
  color: var(--node-color);
  font-weight: 600;
  letter-spacing: 0.12em;
}

.pill::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: currentColor;
}

.node--cyan {
  --node-color: var(--cyan);
  --node-glow: var(--cyan-glow);
}

.node--blue {
  --node-color: var(--blue);
  --node-glow: var(--blue-glow);
}

.node--pink {
  --node-color: var(--pink);
  --node-glow: var(--pink-glow);
}

.node--amber {
  --node-color: var(--amber);
  --node-glow: var(--amber-glow);
}

.route-shadow {
  fill: none;
  stroke: rgba(7, 16, 24, 0.07);
  stroke-width: 14;
  stroke-linecap: round;
}

.route {
  fill: none;
  stroke: url("#route-gradient");
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-dasharray: var(--route-length, 4000);
  stroke-dashoffset: var(--route-offset, 0);
}

.packet {
  fill: var(--cyan);
  stroke: rgba(255, 255, 255, 0.88);
  stroke-width: 2;
  opacity: 0;
}

.packet--two {
  fill: var(--pink);
}

.now-cap .now-core {
  fill: var(--ink);
  stroke: rgba(255, 255, 255, 0.9);
  stroke-width: 2;
}

.now-cap .now-ring {
  fill: none;
  stroke: var(--pink);
  stroke-width: 1.4;
  transform-box: fill-box;
  transform-origin: center;
}

.now-cap text {
  fill: var(--quiet);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.16em;
}

.toast {
  position: fixed;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  z-index: 10;
  max-width: min(320px, calc(100vw - 32px));
  padding: 11px 13px;
  border: 1px solid var(--hairline);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  box-shadow: 0 18px 48px rgba(18, 36, 55, 0.14);
  backdrop-filter: blur(16px);
  font-size: 0.86rem;
  line-height: 1.35;
  opacity: 0;
  pointer-events: none;
  transform: translate3d(0, 12px, 0);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}