:root {
  color-scheme: dark;
  --ink: #071216;
  --ink-soft: #0d1c22;
  --panel: #10252c;
  --panel-bright: #15323a;
  --paper: #e9f0e8;
  --paper-dim: #a8b8b2;
  --line: rgba(218, 239, 230, 0.18);
  --line-strong: rgba(218, 239, 230, 0.34);
  --cyan: #6fffd2;
  --cyan-soft: rgba(111, 255, 210, 0.14);
  --coral: #ff6b57;
  --yellow: #f4db6b;
  --blue: #6bc8ff;
  --shell: min(1240px, calc(100vw - 40px));
  --radius: 2px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--paper);
  background:
    linear-gradient(rgba(111, 255, 210, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(111, 255, 210, 0.035) 1px, transparent 1px),
    var(--ink);
  background-size: 48px 48px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  background: radial-gradient(circle at 75% 10%, rgba(39, 104, 103, 0.26), transparent 33%);
}

a {
  color: inherit;
  text-underline-offset: 0.24em;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

img,
svg {
  max-width: 100%;
}

[hidden] {
  display: none !important;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 8px 12px;
  color: var(--ink);
  background: var(--cyan);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 18, 22, 0.9);
  backdrop-filter: blur(14px);
}

.header-signal {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 8px;
  color: var(--paper-dim);
  border-bottom: 1px solid var(--line);
  font: 700 0.68rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.live-dot::before {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  content: "";
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 14px var(--cyan);
}

.header-main {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
  color: var(--paper);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand small {
  color: var(--cyan);
  font: 700 0.62rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font: 700 0.74rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-nav a {
  color: var(--paper-dim);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  color: var(--cyan);
}

.hero {
  display: grid;
  min-height: 660px;
  grid-template-columns: minmax(0, 1.3fr) minmax(330px, 0.7fr);
  align-items: stretch;
  border-inline: 1px solid var(--line);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(70px, 10vw, 130px) clamp(28px, 6vw, 84px) 46px;
  border-right: 1px solid var(--line);
}

.eyebrow,
.section-label,
.article-kicker {
  margin: 0 0 20px;
  color: var(--cyan);
  font: 800 0.72rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(4.2rem, 9.5vw, 8.7rem);
  font-weight: 900;
  letter-spacing: -0.082em;
  line-height: 0.84;
}

.hero h1 span {
  display: block;
  color: transparent;
  -webkit-text-stroke: 1px var(--cyan);
}

.hero-deck {
  max-width: 690px;
  margin: 42px 0 0;
  color: var(--paper-dim);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.65;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 62px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--paper-dim);
  font: 700 0.68rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.hero-meta b {
  display: block;
  margin-bottom: 3px;
  color: var(--paper);
}

.hero-instrument {
  position: relative;
  display: grid;
  min-height: 560px;
  place-items: center;
  overflow: hidden;
  background: linear-gradient(155deg, rgba(111, 255, 210, 0.06), transparent 56%);
}

.instrument {
  position: relative;
  display: grid;
  width: min(78%, 370px);
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.instrument::before,
.instrument::after {
  position: absolute;
  content: "";
  border-radius: 50%;
}

.instrument::before {
  inset: 13%;
  border: 1px dashed var(--line-strong);
}

.instrument::after {
  inset: 29%;
  border: 1px solid var(--line);
}

.instrument-axis-x,
.instrument-axis-y {
  position: absolute;
  background: var(--line-strong);
}

.instrument-axis-x {
  width: 115%;
  height: 1px;
}

.instrument-axis-y {
  width: 1px;
  height: 115%;
}

.instrument-sweep {
  position: absolute;
  inset: 50% 50% auto auto;
  width: 43%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  transform-origin: 100% 50%;
  animation: sweep 8s linear infinite;
}

.instrument-readout {
  position: relative;
  z-index: 2;
  text-align: center;
}

.instrument-readout b {
  display: block;
  color: var(--cyan);
  font: 900 clamp(4.8rem, 8vw, 7rem)/0.8 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -0.09em;
}

.instrument-readout span {
  display: block;
  margin-top: 18px;
  color: var(--paper-dim);
  font: 700 0.65rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.instrument-note {
  position: absolute;
  right: 22px;
  bottom: 24px;
  left: 22px;
  display: flex;
  justify-content: space-between;
  color: var(--paper-dim);
  font: 700 0.62rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@keyframes sweep {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .instrument-sweep { animation: none; transform: rotate(28deg); }
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-top: 0;
}

.metric {
  min-height: 160px;
  padding: 30px 26px;
  border-right: 1px solid var(--line);
}

.metric:last-child {
  border-right: 0;
}

.metric b {
  display: block;
  margin-bottom: 18px;
  color: var(--cyan);
  font: 900 clamp(2.5rem, 5vw, 4.3rem)/0.9 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -0.09em;
}

.metric span {
  color: var(--paper-dim);
  font-size: 0.84rem;
}

.section {
  padding-block: clamp(90px, 12vw, 160px);
}

.section + .section {
  border-top: 1px solid var(--line);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(180px, 0.35fr) minmax(0, 1fr);
  gap: clamp(32px, 8vw, 120px);
  margin-bottom: 54px;
}

.section-head h2,
.article-hero h1 {
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 6rem);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 0.95;
}

.section-head p:not(.section-label) {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--paper-dim);
  font-size: 1.08rem;
}

.lead-story {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  border: 1px solid var(--line-strong);
  background: var(--ink-soft);
}

.lead-number {
  position: relative;
  display: flex;
  min-height: 430px;
  flex-direction: column;
  justify-content: space-between;
  padding: 42px;
  overflow: hidden;
  color: var(--ink);
  background: var(--cyan);
}

.lead-number::after {
  position: absolute;
  right: -90px;
  bottom: -120px;
  width: 290px;
  height: 290px;
  content: "";
  border: 44px solid rgba(7, 18, 22, 0.1);
  border-radius: 50%;
}

.lead-number span {
  font: 900 0.72rem/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lead-number b {
  position: relative;
  z-index: 1;
  font: 900 clamp(5rem, 10vw, 9rem)/0.72 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -0.12em;
}

.lead-number b small {
  font-size: 0.28em;
  letter-spacing: -0.04em;
}

.lead-copy {
  padding: clamp(40px, 7vw, 86px);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 9px;
  color: var(--cyan);
  border: 1px solid currentColor;
  font: 800 0.62rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status.coral { color: var(--coral); }
.status.yellow { color: var(--yellow); }
.status.blue { color: var(--blue); }

.lead-copy h3 {
  max-width: 760px;
  margin: 26px 0 22px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.lead-copy p {
  max-width: 740px;
  color: var(--paper-dim);
  font-size: 1.05rem;
}

.route-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 38px 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.route-list div {
  padding: 18px;
  background: var(--ink-soft);
}

.route-list b,
.route-list span {
  display: block;
}

.route-list b {
  margin-bottom: 4px;
  color: var(--paper);
}

.route-list span {
  color: var(--paper-dim);
  font-size: 0.78rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--cyan);
  font-weight: 800;
  text-decoration: none;
}

.text-link::after {
  content: "→";
}

.text-link:hover,
.text-link:focus-visible {
  text-decoration: underline;
}

.map-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.3fr) minmax(0, 1fr);
  border: 1px solid var(--line-strong);
}

.map-readout {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 34px;
  border-right: 1px solid var(--line);
  background: var(--ink-soft);
}

.map-readout small {
  color: var(--paper-dim);
  font: 700 0.66rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.map-readout b {
  display: block;
  margin: 16px 0;
  color: var(--cyan);
  font: 900 5.5rem/0.85 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -0.1em;
}

.map-readout h3 {
  margin: 0;
  font-size: 1.5rem;
  line-height: 1.15;
}

.map-readout p {
  margin: 22px 0 0;
  color: var(--paper-dim);
  font-size: 0.83rem;
}

.market-board {
  padding: 34px;
  background: rgba(16, 37, 44, 0.62);
}

.market-region + .market-region {
  margin-top: 28px;
}

.market-region h3 {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 12px;
  color: var(--paper-dim);
  font: 800 0.64rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.market-region h3::after {
  height: 1px;
  flex: 1;
  content: "";
  background: var(--line);
}

.market-cells {
  display: grid;
  grid-template-columns: repeat(11, minmax(38px, 1fr));
  gap: 7px;
}

.market-cell {
  display: grid;
  min-height: 38px;
  place-items: center;
  color: #6f8580;
  border: 1px solid var(--line);
  background: rgba(7, 18, 22, 0.52);
  font: 800 0.66rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
  transition: 160ms ease;
}

.market-cell.is-active {
  color: var(--ink);
  border-color: var(--cyan);
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(111, 255, 210, 0.18);
}

.market-legend {
  display: flex;
  gap: 24px;
  margin-top: 26px;
  color: var(--paper-dim);
  font: 700 0.64rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.market-legend span::before {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 7px;
  content: "";
  border: 1px solid var(--line-strong);
  background: var(--ink);
}

.market-legend .active::before {
  border-color: var(--cyan);
  background: var(--cyan);
}

.signal-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 24px;
}

.signal-search {
  width: min(420px, 42vw);
  padding: 13px 14px;
  color: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 0;
  outline: none;
  background: var(--ink-soft);
}

.signal-search:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-soft);
}

.signal-search::placeholder {
  color: #738882;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.filter-button,
.market-trigger {
  cursor: pointer;
}

.filter-button {
  padding: 10px 13px;
  color: var(--paper-dim);
  border: 1px solid var(--line);
  background: transparent;
  font: 800 0.66rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.filter-button:hover,
.filter-button:focus-visible,
.filter-button.is-active {
  color: var(--ink);
  border-color: var(--cyan);
  background: var(--cyan);
}

.results-line {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  color: var(--paper-dim);
  font: 700 0.64rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.results-line b {
  color: var(--cyan);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.product-card {
  display: grid;
  min-height: 410px;
  grid-template-rows: auto auto 1fr auto;
  padding: clamp(26px, 4vw, 44px);
  background: var(--ink-soft);
}

.product-card:hover {
  background: var(--panel);
}

.product-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.product-card-head > span:last-child {
  color: var(--paper-dim);
  font: 700 0.66rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-align: right;
  text-transform: uppercase;
}

.product-card h3 {
  margin: 26px 0 14px;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  letter-spacing: -0.045em;
  line-height: 1;
}

.product-card > p {
  margin: 0;
  color: var(--paper-dim);
}

.product-note {
  margin-top: 26px !important;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
}

.product-note b {
  color: var(--paper);
}

.product-card-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-top: 34px;
}

.product-count b {
  display: block;
  color: var(--cyan);
  font: 900 3.3rem/0.8 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -0.09em;
}

.product-count span {
  color: var(--paper-dim);
  font: 700 0.62rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.market-trigger {
  padding: 10px 12px;
  color: var(--paper);
  border: 1px solid var(--line-strong);
  background: transparent;
  font: 800 0.65rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.market-trigger:hover,
.market-trigger:focus-visible,
.market-trigger.is-selected {
  color: var(--ink);
  border-color: var(--cyan);
  background: var(--cyan);
}

.empty-state {
  display: none;
  padding: 52px;
  color: var(--paper-dim);
  border: 1px solid var(--line);
  text-align: center;
}

.empty-state.is-visible {
  display: block;
}

.control-story {
  display: grid;
  grid-template-columns: minmax(260px, 0.5fr) minmax(0, 1fr);
  border: 1px solid var(--coral);
}

.control-score {
  display: flex;
  min-height: 360px;
  flex-direction: column;
  justify-content: space-between;
  padding: 38px;
  color: var(--ink);
  background: var(--coral);
}

.control-score small {
  font: 900 0.68rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.control-score b {
  font: 900 clamp(5rem, 10vw, 9rem)/0.72 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -0.12em;
}

.control-score b span {
  font-size: 0.28em;
  letter-spacing: -0.03em;
}

.control-copy {
  padding: clamp(38px, 7vw, 82px);
  background: var(--ink-soft);
}

.control-copy h3 {
  margin: 24px 0 18px;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.control-copy p {
  max-width: 760px;
  color: var(--paper-dim);
}

.dispatch-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
}

.dispatch-card {
  display: flex;
  min-height: 390px;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(30px, 5vw, 56px);
  border: 1px solid var(--line-strong);
  text-decoration: none;
  background: var(--ink-soft);
}

.dispatch-card:first-child {
  background: linear-gradient(135deg, rgba(111, 255, 210, 0.12), transparent 64%), var(--ink-soft);
}

.dispatch-card:hover,
.dispatch-card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.dispatch-card span {
  color: var(--cyan);
  font: 800 0.65rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.dispatch-card h3 {
  max-width: 650px;
  margin: 36px 0 18px;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.dispatch-card p {
  max-width: 650px;
  color: var(--paper-dim);
}

.dispatch-card b {
  color: var(--paper);
  font: 800 0.72rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.method-banner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 40px;
  padding: clamp(38px, 7vw, 82px);
  color: var(--ink);
  background: var(--yellow);
}

.method-banner h2 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 5.2rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.method-banner p {
  max-width: 740px;
  margin: 24px 0 0;
}

.method-banner a {
  display: inline-grid;
  width: 130px;
  aspect-ratio: 1;
  place-items: center;
  border: 2px solid var(--ink);
  border-radius: 50%;
  font-weight: 900;
  text-align: center;
  text-decoration: none;
}

.method-banner a:hover,
.method-banner a:focus-visible {
  color: var(--yellow);
  background: var(--ink);
}

.ad-break {
  display: grid;
  min-height: 108px;
  place-items: center;
  color: #5e746e;
  border-block: 1px solid var(--line);
  font: 700 0.58rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #050c0f;
}

.footer-main {
  display: flex;
  min-height: 300px;
  align-items: flex-end;
  justify-content: space-between;
  gap: 50px;
  padding-block: 70px;
}

.footer-mark {
  margin: 0;
  color: var(--cyan);
  font-size: clamp(3rem, 7vw, 7rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.78;
}

.footer-links {
  display: grid;
  gap: 10px;
  text-align: right;
}

.footer-links a {
  color: var(--paper-dim);
}

.footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 18px;
  color: #6d817c;
  border-top: 1px solid var(--line);
  font: 700 0.62rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

/* Article pages */
.article-hero {
  padding-block: clamp(80px, 12vw, 150px) 70px;
  border-inline: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.article-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(230px, 0.28fr);
  align-items: end;
  gap: 70px;
  padding-inline: clamp(24px, 6vw, 78px);
}

.article-hero h1 {
  max-width: 980px;
  font-size: clamp(3.4rem, 7vw, 7rem);
}

.article-deck {
  max-width: 830px;
  margin: 34px 0 0;
  color: var(--paper-dim);
  font-size: clamp(1.05rem, 2vw, 1.32rem);
}

.article-id {
  padding: 24px;
  border: 1px solid var(--line-strong);
  background: var(--ink-soft);
}

.article-id b {
  display: block;
  margin-bottom: 16px;
  color: var(--cyan);
  font: 900 4.8rem/0.8 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -0.1em;
}

.article-id span {
  color: var(--paper-dim);
  font: 700 0.62rem/1.55 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.article-layout {
  display: grid;
  grid-template-columns: 190px minmax(0, 760px) minmax(170px, 1fr);
  gap: clamp(30px, 6vw, 80px);
  padding-block: 72px 130px;
}

.article-toc {
  position: sticky;
  top: 24px;
  align-self: start;
  padding-top: 9px;
  color: var(--paper-dim);
  font-size: 0.78rem;
}

.article-toc strong {
  color: var(--cyan);
  font: 800 0.64rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.article-toc ol {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: toc;
}

.article-toc li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 8px;
  margin-top: 12px;
  counter-increment: toc;
}

.article-toc li::before {
  color: #657a75;
  content: counter(toc, decimal-leading-zero);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.article-toc a {
  text-decoration: none;
}

.article-toc a:hover,
.article-toc a:focus-visible {
  color: var(--cyan);
}

.article-body {
  min-width: 0;
  font-size: 1.05rem;
}

.article-body > p:first-child {
  margin-top: 0;
  color: var(--paper);
  font-size: 1.24rem;
  line-height: 1.7;
}

.article-body p,
.article-body li {
  color: #bdcac6;
}

.article-body h2 {
  margin: 78px 0 24px;
  color: var(--paper);
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.article-body h3 {
  margin: 46px 0 16px;
  color: var(--paper);
  font-size: 1.4rem;
  line-height: 1.25;
}

.article-body a {
  color: var(--cyan);
}

.article-body code {
  color: var(--cyan);
  overflow-wrap: anywhere;
  word-break: break-word;
  white-space: normal;
}

.article-body blockquote {
  margin: 42px 0;
  padding: 24px 28px;
  color: var(--paper);
  border-left: 4px solid var(--coral);
  background: var(--ink-soft);
  font-size: 1.12rem;
}

.article-body ul,
.article-body ol {
  padding-left: 1.3em;
}

.article-body li + li {
  margin-top: 10px;
}

.fact-box {
  margin: 38px 0;
  border: 1px solid var(--line-strong);
  background: var(--ink-soft);
}

.fact-box > h3 {
  margin: 0;
  padding: 17px 20px;
  color: var(--cyan);
  border-bottom: 1px solid var(--line);
  font: 800 0.68rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.fact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.fact-grid div {
  padding: 22px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.fact-grid div:nth-child(3n) { border-right: 0; }
.fact-grid div:nth-last-child(-n + 3) { border-bottom: 0; }

.fact-grid b,
.fact-grid span {
  display: block;
}

.fact-grid b {
  margin-bottom: 6px;
  color: var(--paper-dim);
  font-size: 0.75rem;
}

.fact-grid span {
  color: var(--paper);
  font-weight: 800;
}

.data-table {
  width: 100%;
  margin: 36px 0;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.data-table th,
.data-table td {
  padding: 15px 13px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  color: var(--cyan);
  background: var(--ink-soft);
  font: 800 0.64rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.data-table td {
  color: var(--paper-dim);
}

.data-table td strong {
  color: var(--paper);
}

.article-sources {
  margin-top: 88px;
  padding-top: 2px;
  border-top: 1px solid var(--line-strong);
}

.article-sources h2 {
  font: 800 0.7rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.article-sources ol {
  padding-left: 1.2em;
  font-size: 0.82rem;
}

.article-aside {
  align-self: start;
}

.margin-note {
  padding: 18px;
  color: var(--paper-dim);
  border-top: 2px solid var(--cyan);
  background: var(--ink-soft);
  font: 700 0.65rem/1.6 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
}

.margin-note + .margin-note {
  margin-top: 18px;
  border-color: var(--coral);
}

.margin-note strong {
  color: var(--paper);
}

@media (max-width: 1000px) {
  .site-nav { gap: 14px; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { min-height: 580px; border-right: 0; border-bottom: 1px solid var(--line); }
  .hero-instrument { min-height: 480px; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .section-head { grid-template-columns: 1fr; gap: 12px; }
  .article-layout { grid-template-columns: minmax(0, 1fr) 190px; }
  .article-toc { display: none; }
  .article-hero-grid { grid-template-columns: 1fr; }
  .article-id { max-width: 260px; }
  .market-cells { grid-template-columns: repeat(8, minmax(38px, 1fr)); }
}

@media (max-width: 760px) {
  :root { --shell: min(100% - 24px, 1240px); }
  .header-signal span:last-child { display: none; }
  .header-main { min-height: 72px; }
  .brand small { display: none; }
  .site-nav a:nth-child(-n + 3) { display: none; }
  .hero-copy { min-height: 520px; padding: 66px 22px 30px; }
  .hero h1 { font-size: clamp(4rem, 22vw, 6.6rem); }
  .hero-deck { margin-top: 32px; }
  .hero-meta { grid-template-columns: 1fr 1fr; margin-top: 45px; }
  .hero-meta span:last-child { display: none; }
  .hero-instrument { min-height: 390px; }
  .instrument { width: min(74%, 310px); }
  .metrics { grid-template-columns: 1fr; }
  .metric { min-height: 130px; border-right: 0; border-bottom: 1px solid var(--line); }
  .metric:last-child { border-bottom: 0; }
  .lead-story,
  .control-story,
  .map-layout,
  .dispatch-grid { grid-template-columns: 1fr; }
  .lead-number { min-height: 300px; }
  .map-readout { min-height: 240px; border-right: 0; border-bottom: 1px solid var(--line); }
  .market-board { padding: 24px 18px; overflow-x: auto; }
  .market-cells { grid-template-columns: repeat(6, minmax(38px, 1fr)); }
  .signal-controls { align-items: stretch; flex-direction: column; }
  .signal-search { width: 100%; }
  .filter-group { justify-content: flex-start; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 380px; }
  .method-banner { grid-template-columns: 1fr; }
  .method-banner a { width: 100px; }
  .footer-main { align-items: flex-start; flex-direction: column; }
  .footer-links { text-align: left; }
  .footer-meta { flex-direction: column; }
  .article-hero { padding-block: 70px 46px; }
  .article-hero-grid { gap: 42px; padding-inline: 22px; }
  .article-layout { grid-template-columns: 1fr; padding-block: 56px 100px; }
  .article-aside { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .margin-note + .margin-note { margin-top: 0; }
  .fact-grid { grid-template-columns: 1fr; }
  .fact-grid div,
  .fact-grid div:nth-child(3n),
  .fact-grid div:nth-last-child(-n + 3) { border-right: 0; border-bottom: 1px solid var(--line); }
  .fact-grid div:last-child { border-bottom: 0; }
  .data-table { display: block; overflow-x: auto; white-space: nowrap; }
}

@media (max-width: 430px) {
  .hero h1 { font-size: 4.15rem; }
  .market-cells { grid-template-columns: repeat(5, minmax(38px, 1fr)); }
  .route-list { grid-template-columns: 1fr; }
  .product-card-footer { align-items: flex-start; flex-direction: column; }
  .article-aside { grid-template-columns: 1fr; }
}