.station-home {
  max-width: none;
  padding-bottom: 64px;
}
.welcome-line {
  display: block;
  font-size: 20px;
  font-weight: 400;
  color: var(--muted);
  margin-bottom: 12px;
}
.interest-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 48px 0;
}
.interest-grid article {
  padding: 24px 0;
  border-top: 1px solid var(--line);
}
.interest-grid article > span {
  font: 11px var(--mono);
  color: var(--accent);
}
.interest-grid h2 {
  font-size: 24px;
  font-weight: 500;
  margin: 18px 0 10px;
}
.interest-grid p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.9;
}
.station-tools {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.station-tools .portal-link {
  margin: 0;
  max-width: none;
}
.social-follow-home {
  margin-top: 24px;
}
.social-follow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 28px 30px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: color-mix(in srgb, var(--panel) 62%, transparent);
}
.social-heading > span {
  font: 10px var(--mono);
  letter-spacing: 0.12em;
  color: var(--accent);
}
.social-heading h2 {
  margin: 8px 0 0;
  font-size: 19px;
  font-weight: 500;
}
.social-links {
  display: flex;
  gap: 12px;
}
.social-links a {
  min-width: 190px;
  display: grid;
  grid-template-columns: 38px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  text-decoration: none;
  transition:
    border-color 160ms,
    transform 160ms;
}
.social-links a:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.social-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 70%, var(--bg));
  border: 1px solid var(--line);
}
.social-mark img {
  width: 22px;
  height: 22px;
  display: block;
}
.social-links b,
.social-links small {
  display: block;
}
.social-links b {
  font-size: 14px;
  font-weight: 500;
}
.social-links small {
  margin-top: 3px;
  color: var(--muted);
  font: 10px var(--mono);
}
.social-arrow {
  color: var(--accent);
  font: 17px var(--mono);
}
.footer-social {
  display: flex;
  gap: 22px;
}
.footer-social a {
  color: var(--muted);
  text-decoration: none;
}
.footer-social a:hover {
  color: var(--accent);
}
.footer-social a span {
  color: var(--accent);
}
.keyboard-main {
  padding: 56px 0;
  flex: 1;
}
.keyboard-main h1 {
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 500;
  margin: 16px 0;
}
.platform-switch {
  display: inline-flex;
  padding: 4px;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 9px;
}
.platform-switch button {
  min-width: 64px;
  min-height: 40px;
  border-radius: 6px;
  color: var(--muted);
}
.platform-switch button[aria-pressed='true'] {
  background: var(--accent);
  color: var(--bg);
}
.tester-toolbar {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  margin: 32px 0;
}
#test-status,
.tester-note {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
}
#keyboard-test {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  outline: none;
}
#keyboard-test:focus {
  border-color: var(--accent);
}
.tester-readout {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font: 13px var(--mono);
  color: var(--muted);
}
.tester-readout b {
  color: var(--accent);
  overflow-wrap: anywhere;
}
.keyboard-scroll {
  overflow-x: auto;
  padding: 38px 8px 28px;
}
.full-keyboard {
  display: grid;
  grid-template-columns: repeat(96, minmax(0, 1fr));
  grid-template-rows: repeat(13, 23px);
  min-width: 740px;
  padding: 22px 18px 30px;
  background: linear-gradient(150deg, var(--key-case), var(--key-plate));
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow:
    0 8px 0 var(--key-plate),
    0 14px 18px #0005;
  transform: perspective(1400px) rotateX(9deg);
  transform-origin: center bottom;
}
.test-key {
  min-width: 0;
  min-height: 0;
  padding: 2px;
  white-space: pre-line;
  overflow-wrap: anywhere;
  line-height: 1.15;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 3px 3px 6px;
  border-radius: 5px;
  font: 10px/1.15 var(--mono);
  color: var(--key-text);
  background: linear-gradient(
    150deg,
    color-mix(in srgb, var(--key-color) 82%, white),
    var(--key-color)
  );
  border: 1px solid #ffffff25;
  box-shadow:
    0 5px 0 color-mix(in srgb, var(--key-color) 55%, black),
    0 7px 3px #0007,
    inset 0 1px 0 #ffffff35;
  transition:
    transform 60ms,
    box-shadow 60ms,
    background 100ms;
  user-select: none;
  text-align: center;
}
.test-key.is-tested {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
}
.test-key.is-down {
  transform: translateY(5px);
  background: var(--correct);
  color: var(--bg);
  box-shadow:
    0 1px 0 var(--key-plate),
    0 0 14px color-mix(in srgb, var(--accent) 55%, transparent);
  border-color: var(--correct);
}
.tester-legend {
  display: flex;
  justify-content: center;
  gap: 26px;
  color: var(--muted);
  font-size: 12px;
}
.tester-legend span:before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--key-color);
  border-radius: 2px;
  margin-right: 8px;
}
.tester-legend .legend-tested:before {
  background: var(--accent);
}
.tester-legend .legend-down:before {
  background: var(--correct);
  box-shadow: 0 0 8px var(--accent);
}
.tester-note {
  margin-top: 22px;
}
@media (max-width: 800px) {
  .site-header {
    height: auto;
    min-height: 68px;
    flex-wrap: wrap;
    padding: 14px 0;
    gap: 16px;
  }
  .site-header nav {
    flex-wrap: wrap;
    gap: 18px;
  }
  .site-header nav a {
    flex-direction: column;
    gap: 2px;
  }
  .site-header nav a span {
    font-size: 10px;
  }
  .interest-grid {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
  .station-tools {
    grid-template-columns: 1fr;
  }
  .social-follow {
    align-items: stretch;
    flex-direction: column;
    padding: 24px;
  }
  .social-links {
    flex-direction: column;
  }
  .social-links a {
    min-width: 0;
  }
  .page-footer {
    align-items: flex-start;
    flex-direction: column;
  }
  .keyboard-main {
    padding-top: 30px;
  }
  #keyboard-test {
    padding: 16px;
  }
  .tester-readout {
    flex-direction: column;
    gap: 10px;
  }
  .palette-control {
    margin-left: auto;
  }
}
@media (prefers-reduced-motion: reduce) {
  .test-key {
    transition: none;
  }
}