.hero {
  position: relative;
  min-height: 732px;
  height: calc(100vh - var(--header-height) - 24px);
  max-height: 802px;
  overflow: hidden;
  overflow-x: clip;
  background: var(--color-canvas);
}

.hero::before {
  position: absolute;
  inset: 0 auto 0 var(--gutter);
  width: 1px;
  background: var(--color-line-faint);
  content: "";
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(500px, 0.85fr) minmax(570px, 1.15fr);
  gap: clamp(22px, 3vw, 52px);
  width: min(100%, var(--page-width));
  height: 100%;
  margin-inline: auto;
  padding: 58px var(--gutter) 44px;
}

.hero-copy {
  position: relative;
  z-index: 5;
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding-bottom: 10px;
}

.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 32px;
  margin-bottom: 24px;
  padding: 0 13px 0 8px;
  border: 1px solid var(--color-dark-faint);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}

.eyebrow-dot {
  display: grid;
  width: 18px;
  height: 18px;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--color-success);
  flex-shrink: 0;
}

.eyebrow-dot::after {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--color-white);
  content: "";
}

.hero h1 {
  max-width: 640px;
  margin: 0;
  font-size: clamp(52px, 4.7vw, 68px);
  font-weight: 820;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.title-accent {
  color: var(--color-accent);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
}

.hero-actions .cta {
  min-width: 154px;
  min-height: 54px;
  justify-content: space-between;
}

.hero-actions .cta-primary {
  min-width: 172px;
}

.hero-description {
  max-width: 576px;
  margin: 27px 0 0;
  color: var(--color-muted);
  font-size: 17px;
  font-weight: 450;
  line-height: 1.72;
}

.hero-description strong {
  color: var(--color-text);
  font-weight: 760;
}

.trust-line {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 610px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 560;
  white-space: nowrap;
}

.trust-item {
  display: inline-flex;
  align-items: center;
}

.trust-item + .trust-item::before {
  width: 3px;
  height: 3px;
  margin: 0 10px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  content: "";
  flex-shrink: 0;
}

.balance-stage {
  position: relative;
  z-index: 2;
  min-width: 0;
  height: 100%;
}

.stage-kicker {
  position: absolute;
  z-index: 6;
  top: 18px;
  right: 4px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stage-kicker::before {
  width: 38px;
  border-top: 1px dashed var(--color-muted);
  content: "";
}

.balance-illustration {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.sun-disc {
  fill: var(--color-sun);
}

.sun-ring {
  fill: none;
  stroke: var(--color-dark-faint);
  stroke-dasharray: 3 8;
  stroke-width: 1.5;
}

.ground-shape {
  fill: var(--color-panel);
  stroke: var(--color-border);
  stroke-width: 1.5;
}

.scale-line {
  fill: none;
  stroke: var(--color-text);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 4;
}

.scale-line-thin {
  fill: none;
  stroke: var(--color-text);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.guide-line {
  fill: none;
  stroke: var(--color-muted);
  stroke-dasharray: 4 7;
  stroke-width: 1.5;
}

.accent-fill {
  fill: var(--color-accent);
  stroke: var(--color-text);
  stroke-width: 2.5;
}

.dark-fill {
  fill: var(--color-panel-deep);
}

.paper-fill {
  fill: var(--color-white);
}

.left-pan {
  fill: var(--color-green-panel);
  stroke: var(--color-text);
  stroke-width: 2.5;
}

.right-pan {
  fill: var(--color-blue-panel);
  stroke: var(--color-text);
  stroke-width: 2.5;
}

.use-card {
  fill: var(--color-green-panel);
  stroke: var(--color-text);
  stroke-width: 2;
}

.use-card-top {
  fill: var(--color-white);
  stroke: var(--color-text);
  stroke-width: 2;
}

.node-disc {
  fill: var(--color-blue-panel);
  stroke: var(--color-text);
  stroke-width: 2;
}

.node-disc-accent {
  fill: var(--color-accent);
  stroke: var(--color-text);
  stroke-width: 2;
}

.svg-label {
  fill: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 720;
}

.svg-small {
  fill: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.svg-node {
  fill: var(--color-text);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 680;
  text-anchor: middle;
}

.svg-node-light,
.svg-eq {
  fill: var(--color-white);
  font-family: var(--font-display);
  font-weight: 800;
  text-anchor: middle;
}

.svg-node-light {
  font-size: 11px;
}

.svg-eq {
  font-size: 27px;
}

.balance-pointer {
  transform-box: fill-box;
  transform-origin: center top;
  animation: pointer-breathe 3.8s ease-in-out infinite;
}

.sliding-node {
  transform-box: fill-box;
  transform-origin: center;
  animation: node-arrival 5.6s ease-in-out infinite;
}

.next-section-edge {
  display: flex;
  align-items: center;
  height: 24px;
  padding-inline: var(--gutter);
  background: var(--color-panel-deep);
  color: var(--color-light-faint);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tab-shell {
  max-width: 100%;
}

.tab-list,
[role="tablist"] {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  width: fit-content;
  max-width: 100%;
  padding: 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
}

.tab-button,
[role="tab"] {
  min-height: 42px;
  padding: 0 17px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  font-weight: 680;
}

.tab-button:hover,
[role="tab"]:hover {
  color: var(--color-text);
}

.tab-button.is-active,
[role="tab"][aria-selected="true"] {
  background: var(--color-panel-deep);
  color: var(--color-white);
}

.tab-panel,
[role="tabpanel"] {
  margin-top: 24px;
}

.tab-panel[hidden],
[role="tabpanel"][hidden] {
  display: none;
}

.toc-tabs {
  position: sticky;
  top: 10px;
  z-index: 35;
  display: flex;
  max-width: 100%;
  margin-bottom: 38px;
  padding: 7px;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  box-shadow: var(--shadow-paper);
  scrollbar-width: thin;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}

.toc-tabs a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 6px 14px;
  border-radius: var(--radius-xs);
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 650;
  flex: 0 0 auto;
}

.toc-tabs a:hover {
  color: var(--color-text);
  background: var(--color-panel);
}

.toc-tabs a.is-current,
.toc-tabs a[aria-current="location"] {
  background: var(--color-accent);
  color: var(--color-white);
}

.faq-list {
  display: grid;
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 72px;
  padding: 18px 46px 18px 0;
  cursor: pointer;
  font-size: 18px;
  font-weight: 720;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  position: absolute;
  right: 8px;
  content: "+";
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 24px;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-answer {
  max-width: 850px;
  padding: 0 46px 24px 0;
  color: var(--color-muted);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.plan-card {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 420px;
  flex-direction: column;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
}

.plan-card.is-current {
  border: 2px solid var(--color-accent);
  background: var(--color-panel);
}

.plan-card.is-featured {
  box-shadow: var(--shadow-paper);
  transform: translateY(-8px);
}

.plan-ribbon {
  position: absolute;
  top: 0;
  right: 22px;
  padding: 7px 11px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.plan-name {
  margin-bottom: 12px;
  font-size: 21px;
  font-weight: 780;
}

.plan-cycle {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 5px;
  margin: 22px 0;
}

.plan-price strong {
  font-size: 48px;
  letter-spacing: -0.02em;
  line-height: 1;
}

.plan-price span {
  color: var(--color-muted);
}

.plan-features {
  display: grid;
  gap: 9px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.plan-features li {
  position: relative;
  padding-left: 19px;
}

.plan-features li::before {
  position: absolute;
  left: 0;
  color: var(--color-success);
  content: "✓";
  font-weight: 800;
}

.plan-card .button {
  width: 100%;
  margin-top: auto;
}

.table-scroll {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  -webkit-overflow-scrolling: touch;
}

.data-table,
.route-table,
.compare-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: var(--color-white);
}

.data-table th,
.data-table td,
.route-table th,
.route-table td,
.compare-table th,
.compare-table td {
  padding: 15px 17px;
  border-bottom: 1px solid var(--color-border-soft);
  text-align: left;
  vertical-align: top;
}

.data-table th,
.route-table th,
.compare-table th {
  background: var(--color-panel);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
}

.data-table td:first-child,
.route-table td:first-child,
.compare-table td:first-child {
  color: var(--color-text);
  font-weight: 700;
}

.data-table tr:last-child td,
.route-table tr:last-child td,
.compare-table tr:last-child td {
  border-bottom: 0;
}

.route-group-row th {
  background: var(--color-panel-deep);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 14px;
}

.route-type {
  display: inline-flex;
  max-width: 100%;
  padding: 3px 8px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  background: var(--color-green-panel);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.prose > .data-table {
  display: block;
  max-width: 100%;
  min-width: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.platform-card {
  display: flex;
  min-width: 0;
  min-height: 220px;
  flex-direction: column;
  align-items: flex-start;
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
}

.platform-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  place-items: center;
  border: 1px solid var(--color-text);
  border-radius: var(--radius-sm);
  background: var(--color-blue-panel);
  flex-shrink: 0;
}

.platform-icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.platform-name {
  margin-bottom: 7px;
  font-size: 18px;
  font-weight: 760;
}

.platform-card .button {
  width: 100%;
  margin-top: auto;
  padding-inline: 12px;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.article-card {
  display: flex;
  min-width: 0;
  min-height: 320px;
  flex-direction: column;
  padding: 25px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  transition:
    transform var(--transition-calm),
    background-color var(--transition-calm);
}

.article-card:hover {
  background: var(--color-panel);
  transform: translateY(-4px);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-bottom: 30px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

.article-card h3 {
  font-size: 24px;
}

.article-summary {
  color: var(--color-muted);
  font-size: 14px;
}

.article-more {
  margin-top: auto;
  color: var(--color-accent-dark);
  font-weight: 750;
}

.callout,
blockquote.callout {
  margin: 28px 0;
  padding: 22px 24px;
  border: 0;
  border-left: 5px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--color-panel);
  color: var(--color-text);
}

.callout strong {
  display: block;
  margin-bottom: 5px;
}

.promo-block {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 26px;
  align-items: center;
  margin-top: 56px;
  padding: clamp(26px, 4vw, 44px);
  border-radius: var(--radius-md);
  background: var(--color-panel-deep);
  color: var(--color-white);
}

.promo-brand {
  margin-bottom: 6px;
  font-size: 26px;
  font-weight: 820;
}

.promo-copy {
  margin: 0;
  color: var(--color-light-faint);
}

.promo-block .button {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-white);
}

.float-cta {
  position: fixed;
  right: 24px;
  bottom: 22px;
  z-index: 50;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-height: 48px;
  padding: 0 17px;
  border: 1px solid var(--color-text);
  border-radius: var(--radius-pill);
  background: var(--color-panel-deep);
  color: var(--color-white);
  box-shadow: var(--shadow-float);
  font-size: 14px;
  font-weight: 720;
  transition:
    transform var(--transition-fast),
    background-color var(--transition-fast);
}

.float-cta::before {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  content: "";
  flex-shrink: 0;
}

.float-cta:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

.ledger {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: clamp(28px, 6vw, 92px);
}

.ledger-index {
  position: sticky;
  top: 92px;
  height: fit-content;
  color: var(--color-light-faint);
  font-family: var(--font-mono);
  font-size: 12px;
}

.ledger-list {
  display: grid;
  gap: 28px;
}

.ledger-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 54px minmax(0, 0.72fr);
  align-items: stretch;
}

.ledger-row:nth-child(even) {
  grid-template-columns: minmax(0, 0.72fr) 54px minmax(0, 1fr);
}

.ledger-axis {
  position: relative;
}

.ledger-axis::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  border-left: 1px dashed var(--color-light-faint);
  content: "";
}

.ledger-axis::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 9px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  content: "";
  transform: translate(-50%, -50%);
}

.ledger-cell {
  padding: 26px;
  border-radius: var(--radius-sm);
  background: var(--color-green-panel);
  color: var(--color-text);
}

.ledger-cell.route {
  background: var(--color-blue-panel);
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.swatch {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
}

.swatch-color {
  height: 92px;
}

.swatch-label {
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.swatch-canvas { background: var(--color-canvas); }
.swatch-panel { background: var(--color-panel); }
.swatch-dark { background: var(--color-panel-deep); }
.swatch-border { background: var(--color-border); }
.swatch-accent { background: var(--color-accent); }
.swatch-accent-dark { background: var(--color-accent-dark); }
.swatch-text { background: var(--color-text); }
.swatch-muted { background: var(--color-muted); }
.swatch-success { background: var(--color-success); }
.swatch-warn { background: var(--color-warn); }
.swatch-error { background: var(--color-error); }
.swatch-green { background: var(--color-green-panel); }
.swatch-blue { background: var(--color-blue-panel); }
.swatch-sun { background: var(--color-sun); }
.swatch-white { background: var(--color-white); }

.preview-stack {
  display: grid;
  gap: 24px;
}

.button-showcase {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

@keyframes pointer-breathe {
  0%,
  100% {
    opacity: 0.82;
    transform: scaleY(0.94);
  }

  50% {
    opacity: 1;
    transform: scaleY(1);
  }
}

@keyframes node-arrival {
  0%,
  12% {
    opacity: 0;
    transform: translateX(54px);
  }

  30%,
  78% {
    opacity: 1;
    transform: translateX(0);
  }

  92%,
  100% {
    opacity: 0;
    transform: translateX(16px);
  }
}

@media (max-width: 1100px) {
  .hero {
    height: auto;
    max-height: none;
  }

  .hero-inner {
    grid-template-columns: minmax(420px, 0.9fr) minmax(450px, 1.1fr);
  }

  .platform-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .plan-card.is-featured {
    transform: none;
  }
}

@media (max-width: 900px) {
  .hero {
    min-height: 0;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    padding-top: 64px;
    padding-bottom: 46px;
  }

  .hero-copy {
    align-items: flex-start;
  }

  .balance-stage {
    height: min(680px, 90vw);
  }

  .stage-kicker {
    display: none;
  }

  .trust-line {
    flex-wrap: wrap;
    gap: 8px 0;
    white-space: normal;
  }

  .pricing-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }

  .ledger {
    grid-template-columns: 1fr;
  }

  .ledger-index {
    position: static;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: clamp(32px, 9vw, 40px);
  }

  .platform-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .palette-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ledger-row,
  .ledger-row:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .ledger-axis {
    height: 28px;
  }

  .ledger-axis::before {
    top: 50%;
    right: 0;
    bottom: auto;
    left: 0;
    border-top: 1px dashed var(--color-light-faint);
    border-left: 0;
  }

  .promo-block {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-inner {
    padding-top: 46px;
    padding-bottom: 34px;
  }

  .hero-actions {
    display: grid;
    width: 100%;
    grid-template-columns: 1fr;
  }

  .hero-actions .cta {
    width: 100%;
  }

  .hero-description {
    margin-top: 22px;
    font-size: 16px;
  }

  .trust-line {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .trust-item + .trust-item::before {
    display: none;
  }

  .balance-stage {
    height: 430px;
    margin-top: 2px;
  }

  .balance-illustration {
    transform: scale(1.08);
    transform-origin: center;
  }

  .platform-grid {
    grid-template-columns: 1fr;
  }

  .platform-card {
    min-height: 190px;
  }

  .tab-list,
  [role="tablist"] {
    width: 100%;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .tab-button,
  [role="tab"] {
    flex: 0 0 auto;
  }

  .toc-tabs {
    border-radius: 0;
  }

  .float-cta {
    right: 14px;
    bottom: 14px;
  }

  .faq-item summary {
    font-size: 16px;
  }

  .palette-grid {
    grid-template-columns: 1fr 1fr;
  }
}