.breadcrumb {
  display: flex;
  gap: 7px;
  color: var(--muted2);
  font-size: 12px;
  padding-top: 24px;
}
.breadcrumb a {
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--text);
}
.intro-hero {
  text-align: center;
  padding: 34px 0 22px;
}
.eyebrow {
  display: inline-flex;
  border: 1px solid #263342;
  border-radius: 999px;
  padding: 7px 12px;
  color: #8debd0;
  background: rgba(56, 214, 162, 0.05);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
h1 {
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1;
  letter-spacing: -0.05em;
  margin: 18px 0 12px;
}
.grad {
  background: linear-gradient(90deg, #fff 20%, #8eead5 50%, #55bfff 85%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.subtitle {
  max-width: 760px;
  margin: auto;
  color: var(--muted);
  line-height: 1.65;
  font-size: 16px;
}
.panel,
.card {
  background: rgba(13, 18, 26, 0.94);
  border: 1px solid #26313e;
  border-radius: 16px;
}
.st {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) 1.2fr;
  gap: 26px;
  padding: 26px;
  margin: 22px 0 14px;
  align-items: center;
}
.gauge {
  position: relative;
  width: min(260px, 100%);
  aspect-ratio: 1;
  margin: auto;
}
.gauge svg {
  width: 100%;
  height: 100%;
  display: block;
}
.trk,
.arc {
  fill: none;
  stroke-width: 12;
}
.trk {
  stroke: #16202b;
}
.arc {
  stroke: var(--accent2);
  stroke-linecap: round;
  transition: stroke 0.3s;
}
.gc {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
#gNum {
  font-size: clamp(42px, 9vw, 56px);
  font-weight: 850;
  letter-spacing: -0.04em;
  line-height: 1;
}
#gUnit {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  margin-top: 4px;
}
#gLab {
  color: var(--muted2);
  font-size: 11.5px;
  margin-top: 6px;
  min-height: 15px;
}
.go {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
}
.btn {
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #06100c;
  font-weight: 850;
  font-size: 15px;
  padding: 13px 34px;
  cursor: pointer;
  min-width: 180px;
}
.btn:hover {
  filter: brightness(1.08);
}
.btn.stop {
  background: #1b2530;
  color: var(--text);
  border: 1px solid #34445a;
}
.bar {
  width: 100%;
  height: 6px;
  border-radius: 99px;
  background: #1b2530;
  overflow: hidden;
}
.bar i {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  transition: width 0.25s;
}
#status {
  color: var(--muted);
  font-size: 13px;
  min-height: 19px;
  text-align: center;
}
.tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.tile {
  background: #0f151e;
  border: 1px solid #202b38;
  border-radius: 12px;
  padding: 13px 14px;
}
.tile small {
  display: block;
  color: var(--muted2);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.tile b {
  display: block;
  font-size: 22px;
  margin-top: 5px;
  letter-spacing: -0.02em;
}
.tile em {
  font-style: normal;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}
.tile.big {
  grid-column: span 3 / span 1;
}
#spark {
  display: block;
  width: 100%;
  height: 70px;
  margin-top: 12px;
  border-radius: 10px;
  background: #0a0f16;
  border: 1px solid #1b2530;
}
.info {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 12px;
  color: var(--muted2);
  font-size: 12px;
}
.info b {
  color: #c6ceda;
  font-weight: 650;
}
.link {
  background: none;
  border: 0;
  color: var(--accent2);
  cursor: pointer;
  font-size: 12px;
  padding: 0 0 0 4px;
}
.note {
  margin: 0 0 14px;
  color: var(--muted2);
  font-size: 12px;
  text-align: center;
}
.err {
  display: none;
  margin: 0 0 14px;
  padding: 13px 16px;
  border: 1px solid #6b2a37;
  background: #2a1118;
  color: #ffb3c0;
  border-radius: 12px;
  font-size: 13.5px;
  line-height: 1.55;
}
.err.show {
  display: block;
}
.res {
  display: none;
  padding: 22px;
  margin-bottom: 14px;
}
.res.show {
  display: block;
}
.res h2 {
  font-size: 18px;
  margin: 0 0 4px;
}
.res .sum {
  color: var(--muted);
  font-size: 13.5px;
  margin: 0 0 14px;
}
.uses {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 10px;
}
.use {
  background: #0f151e;
  border: 1px solid #202b38;
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 13px;
}
.use b {
  display: block;
  margin-bottom: 3px;
}
.use span {
  font-size: 12px;
  font-weight: 750;
}
.use.ok {
  border-color: #23665a;
}
.use.ok span {
  color: #7be8c8;
}
.use.mid {
  border-color: #6b5a23;
}
.use.mid span {
  color: #f5c76a;
}
.use.no {
  border-color: #6b2a37;
}
.use.no span {
  color: #ff9aac;
}
.acts {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.tb {
  border: 1px solid #2a3745;
  background: #111a24;
  color: #c9d4e2;
  border-radius: 9px;
  padding: 9px 13px;
  min-height: 38px;
  font-size: 12.5px;
  font-weight: 800;
  cursor: pointer;
}
.tb:hover {
  background: #182431;
  border-color: #42566c;
}
.hist {
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--muted);
}
.hist div {
  padding: 6px 0;
  border-top: 1px solid #1b2530;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.info-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 8px 0 40px;
}
.card {
  padding: 21px;
}
.card h2 {
  font-size: 21px;
  letter-spacing: -0.025em;
  margin: 0 0 12px;
}
.card p {
  color: #8f9bab;
  font-size: 13.5px;
  line-height: 1.72;
  margin: 0 0 12px;
}
.card p:last-child {
  margin: 0;
}
.card a {
  color: var(--accent2);
}
table.ft {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table.ft th,
table.ft td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid #1b2530;
  vertical-align: top;
  color: #c6ceda;
  line-height: 1.55;
}
table.ft th {
  color: #7f8b9b;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
table.ft td:first-child {
  font-weight: 750;
  color: #e0e6ee;
}
table.ft tr:last-child td {
  border: none;
}
.faq details {
  border-bottom: 1px solid #1b2530;
  padding: 12px 0;
}
.faq details:last-child {
  border: none;
}
.faq summary {
  cursor: pointer;
  font-weight: 750;
  font-size: 13.5px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: "+";
  color: var(--accent);
  font-size: 18px;
}
.faq details[open] summary::after {
  content: "–";
}
.faq p {
  margin: 10px 0 0;
}
.rel {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.rel a {
  border: 1px solid #24313f;
  background: #101720;
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
  color: var(--text);
}
.rel a:hover {
  border-color: #3d536a;
}

@media (max-width: 900px) {
  .st {
    grid-template-columns: 1fr;
    padding: 20px;
  }
}
@media (max-width: 640px) {
  .tiles {
    grid-template-columns: repeat(2, 1fr);
  }
  .subtitle {
    font-size: 14px;
  }
}

/* Contrast and reduced-motion safeguards remain local to the tool. */
main .card p,
main .info-section p,
main .info-section li,
main .info-section ul,
main .info-section ol {
  color: #a4b0c0;
}
main :focus-visible {
  outline: 3px solid #55c8ff;
  outline-offset: 3px;
}
main .card {
  min-width: 0;
}
main table {
  overflow-wrap: anywhere;
}
@media (prefers-reduced-motion: reduce) {
  main *,
  main *::before,
  main *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* Detailed examples retain readable tables on small screens. */
main .table-scroll {
  max-width: 100%;
  overflow-x: auto;
}
main .table-scroll table {
  min-width: 540px;
}
main .table-scroll:focus-visible {
  outline: 3px solid #55c8ff;
  outline-offset: 3px;
}
main .info-section th[scope="row"],
main .bottom th[scope="row"] {
  color: #e0e6ee;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: normal;
  text-transform: none;
}
main .info .link.flush {
  padding: 0;
}