.home-hero {
  min-height: calc(100svh - var(--header-height));
}

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

.hero-paper-mark {
  position: absolute;
  top: 22px;
  right: var(--gutter);
  color: var(--color-text-soft);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  opacity: .58;
}

.hero-badge {
  margin-bottom: 20px;
}

.hero-badge .badge-dot {
  flex-shrink: 0;
}

.hero-copy strong {
  color: var(--color-text);
}

.orbit-device {
  min-height: 550px;
  align-items: center;
}

.orbit-atlas {
  position: relative;
  width: min(100%, 540px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--color-line) 72%, transparent);
  border-radius: 50%;
  background:
    radial-gradient(circle at center, color-mix(in srgb, var(--color-accent) 10%, transparent), transparent 39%),
    color-mix(in srgb, var(--color-panel) 68%, transparent);
  box-shadow:
    0 1px 2px var(--color-shadow-soft),
    0 24px 58px var(--color-shadow-mid);
}

.orbit-atlas::before,
.orbit-atlas::after {
  position: absolute;
  border: 1px dashed color-mix(in srgb, var(--color-accent) 35%, transparent);
  border-radius: 50%;
  content: "";
}

.orbit-atlas::before {
  inset: 8%;
}

.orbit-atlas::after {
  inset: 23%;
  border-style: solid;
  border-color: color-mix(in srgb, var(--color-accent) 24%, transparent);
}

.orbit-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  animation: orbit-turn 28s linear infinite;
}

.orbit-ring-inner {
  inset: 15%;
  animation-direction: reverse;
  animation-duration: 24s;
}

.orbit-label {
  position: absolute;
  min-width: 54px;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 9px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: 0 4px 14px var(--color-shadow-soft);
  font-size: 12px;
  font-weight: 800;
  animation: orbit-counter-turn 28s linear infinite;
}

.orbit-ring-inner .orbit-label {
  animation-direction: reverse;
  animation-duration: 24s;
}

.orbit-label-hk {
  top: 4%;
  left: 50%;
  transform: translateX(-50%);
}

.orbit-label-us {
  right: 4%;
  bottom: 24%;
}

.orbit-label-ch {
  left: 4%;
  bottom: 24%;
}

.orbit-label-jp {
  top: 15%;
  right: 4%;
}

.orbit-label-sg {
  right: 12%;
  bottom: 4%;
}

.orbit-label-nl {
  left: 5%;
  top: 45%;
}

.orbit-meridian {
  position: relative;
  z-index: 2;
  width: 236px;
  height: 236px;
  display: grid;
  place-items: center;
  color: var(--color-accent);
  animation: globe-breathe 6s ease-in-out infinite;
}

.orbit-meridian svg {
  position: absolute;
  inset: 0;
}

.orbit-globe-line {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.orbit-line-soft {
  opacity: .48;
}

.orbit-brand-core {
  position: relative;
  z-index: 2;
  width: 122px;
  height: 122px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  border: 1px solid color-mix(in srgb, var(--color-accent) 44%, var(--color-line));
  border-radius: 50%;
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow:
    0 2px 6px var(--color-shadow-soft),
    0 16px 40px color-mix(in srgb, var(--color-accent) 16%, transparent);
}

.orbit-brand-core img {
  width: 54px;
  height: 54px;
}

.orbit-brand-core strong {
  margin-top: 5px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 900;
  letter-spacing: .04em;
}

.orbit-brand-core span {
  color: var(--color-text-soft);
  font-size: 7px;
  letter-spacing: .09em;
}

.orbit-coordinate {
  position: absolute;
  top: 17%;
  left: 50%;
  color: var(--color-accent-deep);
  font-size: 9px;
  letter-spacing: .13em;
  transform: translateX(-50%);
}

.orbit-coordinate-bottom {
  top: auto;
  bottom: 17%;
}

.home-section-heading {
  max-width: 830px;
  margin-bottom: 40px;
}

.home-section-heading .lead {
  margin-top: 16px;
}

.chapter-panels {
  min-width: 0;
}

.chapter-detail .eyebrow {
  margin-bottom: 14px;
}

.chapter-detail h3 {
  font-size: clamp(27px, 3vw, 38px);
}

.section-routes {
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  background: color-mix(in srgb, var(--color-panel-soft) 44%, var(--color-page));
}

.split-heading {
  display: grid;
  align-items: end;
  margin-bottom: 38px;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: 40px;
}

.split-heading > p {
  color: var(--color-text-soft);
}

.route-preview-table {
  box-shadow: 0 1px 2px var(--color-shadow-soft);
}

.route-guidance {
  display: grid;
  margin-top: 22px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.route-guidance article {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
}

.route-guide-number {
  display: block;
  margin-bottom: 24px;
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 800;
}

.route-guidance h3 {
  font-size: 20px;
}

.route-guidance p {
  margin-top: 10px;
  color: var(--color-text-soft);
  font-size: 14px;
}

.section-link-row {
  display: flex;
  justify-content: flex-end;
  margin-top: 24px;
}

.traffic-pack-note {
  display: grid;
  align-items: center;
  margin-top: 22px;
  padding: clamp(24px, 4vw, 38px);
  grid-template-columns: 1fr auto;
  gap: 28px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-panel-soft);
}

.pack-kicker {
  display: block;
  margin-bottom: 8px;
  color: var(--color-accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
}

.traffic-pack-note h3 {
  font-size: 24px;
}

.traffic-pack-note p {
  max-width: 58em;
  margin-top: 10px;
  color: var(--color-text-soft);
}

.pricing-explanation {
  display: grid;
  margin-top: 22px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.pricing-explanation article {
  min-width: 0;
  padding: 28px;
  border-top: 3px solid var(--color-accent);
  background: color-mix(in srgb, var(--color-panel) 58%, transparent);
}

.pricing-explanation h3 {
  font-size: 21px;
}

.pricing-explanation p {
  margin-top: 12px;
  color: var(--color-text-soft);
}

.section-method {
  border-top: 1px solid var(--color-accent-deep);
  border-bottom: 1px solid var(--color-accent-deep);
  background: var(--color-accent-deep);
}

.method-layout {
  display: grid;
  grid-template-columns: minmax(260px, .72fr) minmax(0, 1.28fr);
  gap: clamp(40px, 7vw, 90px);
}

.method-heading {
  align-self: start;
}

.method-heading .eyebrow,
.method-heading h2 {
  color: var(--color-panel);
}

.method-heading .eyebrow::before {
  background: var(--color-panel);
}

.method-heading .eyebrow .mono {
  color: var(--color-panel);
}

.method-heading .text-accent {
  color: color-mix(in srgb, var(--color-panel) 74%, var(--color-accent));
}

.method-heading > p:last-child {
  margin-top: 18px;
  color: color-mix(in srgb, var(--color-panel) 76%, transparent);
}

.method-ledger {
  display: grid;
  gap: 0;
  border-top: 1px solid color-mix(in srgb, var(--color-panel) 25%, transparent);
}

.method-entry {
  display: grid;
  padding-top: 26px;
  padding-bottom: 26px;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  border-bottom: 1px solid color-mix(in srgb, var(--color-panel) 25%, transparent);
}

.method-entry > span {
  color: color-mix(in srgb, var(--color-panel) 62%, transparent);
  font-size: 10px;
  letter-spacing: .08em;
}

.method-entry h3 {
  color: var(--color-panel);
  font-size: 21px;
}

.method-entry p {
  margin-top: 9px;
  color: color-mix(in srgb, var(--color-panel) 76%, transparent);
  font-size: 14px;
}

.home-article-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.home-article-grid .article-card {
  min-height: 330px;
}

.home-article-grid .article-card h3 {
  font-size: 20px;
}

@keyframes orbit-turn {
  to {
    transform: rotate(360deg);
  }
}

@keyframes orbit-counter-turn {
  to {
    transform: rotate(-360deg);
  }
}

@keyframes globe-breathe {
  50% {
    transform: scale(1.025);
    opacity: .9;
  }
}

@media (max-width: 1120px) {
  .home-article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .orbit-atlas {
    width: min(100%, 500px);
  }
}

@media (max-width: 1040px) {
  .home-hero .hero-preview-inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(370px, .98fr);
    gap: 30px;
  }

  .orbit-device {
    min-height: 460px;
  }

  .orbit-atlas {
    width: min(100%, 440px);
  }
}

@media (max-width: 860px) {
  .home-hero .hero-preview-inner {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: none;
  }

  .orbit-device {
    min-height: 500px;
  }

  .route-guidance {
    grid-template-columns: 1fr;
  }

  .method-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-paper-mark {
    display: none;
  }

  .orbit-device {
    min-height: 440px;
  }

  .orbit-atlas {
    width: min(100%, 430px);
  }

  .features-atlas {
    gap: 0;
  }

  .chapter-index {
    display: block;
  }

  .chapter-button {
    width: 100%;
    margin-top: 8px;
  }

  .chapter-button:first-child {
    margin-top: 0;
  }

  .chapter-panels.is-mobile-host {
    display: contents;
  }

  .chapter-detail {
    margin-top: 8px;
    margin-bottom: 12px;
  }

  .split-heading {
    align-items: start;
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .traffic-pack-note,
  .pricing-explanation {
    grid-template-columns: 1fr;
  }

  .traffic-pack-note .btn-secondary {
    justify-self: start;
  }

  .method-entry {
    grid-template-columns: 72px 1fr;
    gap: 15px;
  }
}

@media (max-width: 640px) {
  .home-hero .lead {
    font-size: 15px;
  }

  .platform-inline,
  .flag-strip {
    gap: 8px 12px;
  }

  .inline-label {
    width: 100%;
  }

  .orbit-device {
    min-height: 360px;
  }

  .orbit-atlas {
    width: min(100%, 340px);
  }

  .orbit-meridian,
  .orbit-meridian svg {
    width: 184px;
    height: 184px;
  }

  .orbit-meridian svg {
    transform: scale(.78);
    transform-origin: center;
  }

  .orbit-brand-core {
    width: 104px;
    height: 104px;
  }

  .orbit-brand-core img {
    width: 45px;
    height: 45px;
  }

  .orbit-label {
    min-width: 46px;
    min-height: 27px;
    padding: 4px 7px;
    font-size: 10px;
  }

  .orbit-coordinate {
    font-size: 7px;
  }

  .orbit-label-jp {
    display: none;
  }

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

  .chapter-detail {
    padding: 24px 20px;
  }

  .route-guidance article,
  .pricing-explanation article {
    padding: 22px;
  }

  .method-entry {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .section-link-row {
    justify-content: flex-start;
  }
}

@media (max-width: 374px) {
  .orbit-atlas {
    width: min(100%, 300px);
  }

  .orbit-device {
    min-height: 320px;
  }

  .orbit-label-us,
  .orbit-label-ch {
    bottom: 20%;
  }

  .orbit-label-nl {
    left: 1%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .orbit-ring,
  .orbit-label,
  .orbit-meridian {
    animation: none;
  }
}