:root {
  color-scheme: dark;
  --background: #0c0e10;
  --background-soft: rgba(17, 20, 22, .7);
  --surface-low: rgba(22, 25, 28, .7);
  --surface: rgba(27, 31, 34, .7);
  --surface-high: rgba(36, 41, 45, .7);
  --surface-highest: rgba(48, 54, 59, .7);
  --line: #343b40;
  --line-bright: #4b555d;
  --text: #edf1f3;
  --muted: #9da7ad;
  --muted-strong: #c4cbd0;
  --lime: #c8f72b;
  --lime-soft: rgba(200, 247, 43, .1);
  --blue: #87cfff;
  --blue-strong: #1fa9ff;
  --blue-soft: rgba(31, 169, 255, .1);
  --red: #ff8d87;
  --red-soft: rgba(255, 92, 84, .1);
  --radius: 8px;
  --page-width: 1360px;
  --header-height: 76px;
  --display-font: "Aptos Display", "Arial Narrow", "DIN Condensed", sans-serif;
  --body-font: "Aptos", "Trebuchet MS", sans-serif;
  --mono-font: "Cascadia Code", "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  font-family: var(--body-font);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    linear-gradient(rgba(135, 207, 255, .025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(135, 207, 255, .025) 1px, transparent 1px),
    var(--background);
  background-size: 24px 24px;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

button,
input,
select { font: inherit; }
button { color: inherit; }
a { color: inherit; }
code,
pre { font-family: var(--mono-font); }
img { max-width: 100%; }

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 10000;
  top: -80px;
  left: 16px;
  padding: 10px 14px;
  color: #101400;
  background: var(--lime);
  border-radius: 4px;
  font-family: var(--mono-font);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}
.skip-link:focus { top: 10px; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(18px, 2.2vw, 34px);
  min-height: var(--header-height);
  padding: 0 clamp(18px, 3vw, 42px);
  background: rgba(10, 13, 15, .7);
  border-bottom: 1px solid rgba(135, 207, 255, .16);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  flex: 0 0 auto;
  color: var(--text);
  text-decoration: none;
}
.brand img {
  display: block;
  width: 42px;
  height: 42px;
  object-fit: contain;
}
.brand-name {
  font-family: var(--mono-font);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-width: 0;
}
.nav-links,
.nav-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links {
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav-links::-webkit-scrollbar { display: none; }
.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 9px;
  color: rgba(220, 228, 232, .7);
  border: 1px solid transparent;
  border-radius: 6px;
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .09em;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}
.site-nav a:hover,
.site-nav a.active,
.site-nav a[aria-current="page"] {
  color: var(--lime);
  background: var(--lime-soft);
  border-color: rgba(200, 247, 43, .2);
}
.nav-actions { flex: 0 0 auto; gap: 8px; }
.locale-picker select {
  width: 150px;
  min-height: 44px;
  padding: 0 32px 0 10px;
  color: var(--muted-strong);
  background: var(--surface-low);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.site-nav .header-action {
  padding-inline: 15px;
  color: #111500;
  background: var(--lime);
  border-color: var(--lime);
}
.site-nav .header-action:hover {
  color: #111500;
  background: #dcff64;
  border-color: #dcff64;
}
.site-nav .header-whitepaper-action {
  color: var(--blue);
  background: rgba(31, 169, 255, .1);
  border-color: rgba(135, 207, 255, .34);
}
.site-nav .header-whitepaper-action:hover {
  color: #bce5ff;
  background: rgba(31, 169, 255, .18);
  border-color: rgba(135, 207, 255, .56);
}

.site-menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  cursor: pointer;
}
.site-menu-button span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background: var(--text);
  transition: transform 160ms ease, opacity 160ms ease;
}
.site-menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.site-menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.site-menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

main { width: 100%; }
.hero,
.section,
.section-jump-nav,
.site-footer {
  width: min(var(--page-width), calc(100% - 40px));
  margin-inline: auto;
}

.hero {
  position: relative;
  min-height: 258px;
  overflow: hidden;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: var(--surface-low);
}
.hero-scene {
  position: absolute;
  z-index: 0;
  inset: 0 0 0 46%;
  overflow: hidden;
}
.hero-scene::before {
  position: absolute;
  z-index: 1;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, var(--surface-low) 0%, rgba(22, 25, 28, .88) 10%, rgba(22, 25, 28, .2) 55%, rgba(12, 14, 16, .2)),
    linear-gradient(0deg, rgba(12, 14, 16, .7), transparent 60%);
}
.hero-scene img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.08);
  opacity: .68;
}
.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 258px;
  width: min(760px, 64%);
  padding: 28px clamp(24px, 4vw, 58px);
}
.eyebrow,
.section-kicker,
.workspace-id,
.panel-label {
  margin: 0;
  color: var(--lime);
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}
h1,
h2,
h3 { font-family: var(--display-font); line-height: 1.05; }
h1 {
  max-width: 720px;
  margin: 8px 0 0;
  font-size: clamp(36px, 4.5vw, 64px);
  font-stretch: condensed;
  letter-spacing: -.045em;
  text-wrap: balance;
}
h2 {
  margin: 5px 0 0;
  font-size: clamp(28px, 3vw, 44px);
  letter-spacing: -.035em;
}
h3 { margin: 0; }
.hero-lede {
  max-width: 680px;
  margin: 11px 0 0;
  color: var(--muted-strong);
  font-size: 14px;
}
.hero-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}
.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 0;
  margin: 16px 0 0;
  list-style: none;
}
.trust-list li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted-strong);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.trust-list li::before {
  width: 7px;
  height: 7px;
  content: "";
  background: var(--lime);
  box-shadow: 0 0 9px rgba(200, 247, 43, .45);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 16px;
  color: var(--text);
  background: var(--surface-high);
  border: 1px solid var(--line-bright);
  border-radius: 6px;
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 140ms ease, background 140ms ease, border-color 140ms ease, transform 140ms ease;
}
.button:hover:not(:disabled) { border-color: var(--blue); transform: translateY(-1px); }
.button:active:not(:disabled) { transform: translateY(1px); }
.button:disabled { color: #6c757b; background: #171a1c; border-color: #2c3236; cursor: not-allowed; }
.button.primary { color: #111500; background: var(--lime); border-color: var(--lime); }
.button.primary:hover:not(:disabled) { background: #dcff64; border-color: #dcff64; }
.button.secondary { color: var(--blue); background: var(--blue-soft); border-color: rgba(135, 207, 255, .32); }
.button.ghost { color: var(--muted-strong); background: var(--surface-low); }
.button.danger { color: var(--red); background: var(--red-soft); border-color: rgba(255, 141, 135, .3); }
.button.compact { min-height: 40px; padding-inline: 12px; font-size: 9px; }

.section-jump-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  min-height: 48px;
  padding: 0 12px;
  overflow-x: auto;
  background: var(--background-soft);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  scrollbar-width: none;
}
.section-jump-nav::-webkit-scrollbar { display: none; }
.section-jump-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}
.section-jump-nav a:hover { color: var(--lime); }

.section {
  padding: 66px 0;
  scroll-margin-top: calc(var(--header-height) + 12px);
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.workspace-id { color: var(--muted); }

.profile-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 8px;
}
.profile-tabs button {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  min-width: 0;
  min-height: 118px;
  padding: 14px 16px;
  overflow: hidden;
  color: var(--muted-strong);
  background: var(--surface-low);
  border: 1px solid var(--line);
  border-radius: 6px;
  text-align: left;
  cursor: pointer;
}
.profile-tabs button img,
.profile-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.profile-tabs button img {
  object-fit: cover;
  filter: grayscale(.25) saturate(.7);
  opacity: .36;
  transition: opacity 180ms ease, filter 180ms ease, transform 240ms ease;
}
.profile-shade {
  background: linear-gradient(0deg, rgba(8, 10, 12, .96) 0%, rgba(8, 10, 12, .54) 66%, rgba(8, 10, 12, .3));
}
.profile-tabs button:hover img { opacity: .55; transform: scale(1.02); }
.profile-tabs button[aria-selected="true"] {
  color: var(--text);
  border: 2px solid var(--lime);
  box-shadow: inset 0 0 0 1px rgba(200, 247, 43, .14);
}
.profile-tabs button[aria-selected="true"] img { filter: saturate(.9); opacity: .62; }
.profile-tabs button[aria-selected="true"]::after {
  position: absolute;
  top: 0;
  right: 0;
  width: 28px;
  height: 28px;
  content: "";
  background: linear-gradient(135deg, transparent 50%, var(--lime) 51%);
}
.profile-tabs strong,
.profile-tabs small,
.profile-index { position: relative; z-index: 1; }
.profile-index {
  color: var(--lime);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.profile-tabs strong {
  margin-top: 2px;
  font-family: var(--display-font);
  font-size: clamp(20px, 2.1vw, 28px);
  line-height: 1;
  text-transform: uppercase;
}
.profile-tabs small {
  margin-top: 5px;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
}

.demo-shell {
  display: grid;
  grid-template-columns: minmax(280px, .8fr) 320px minmax(440px, 1.55fr);
  overflow: hidden;
  background: var(--background-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.workspace-status {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(280px, .8fr) 320px minmax(440px, 1.55fr);
  min-height: 62px;
  border-bottom: 1px solid var(--line);
}
.engine-badge {
  grid-column: 1 / 3;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 10px 16px;
  overflow: hidden;
  color: var(--muted);
  background: var(--surface-low);
  border-right: 1px solid var(--line);
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .05em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}
.engine-badge::before {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  content: "";
  background: var(--muted);
  box-shadow: 0 0 8px rgba(157, 167, 173, .45);
}
.engine-badge.ready { color: var(--lime); }
.engine-badge.ready::before { background: var(--lime); box-shadow: 0 0 10px rgba(200, 247, 43, .62); }
.engine-badge.error { color: var(--red); }
.engine-badge.error::before { background: var(--red); box-shadow: 0 0 10px rgba(255, 141, 135, .52); }

.status-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 10px 16px;
  color: var(--muted);
  background: rgba(31, 169, 255, .06);
}
.status-dot {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 10px rgba(135, 207, 255, .55);
}
.status-copy { min-width: 0; }
.status-copy strong,
.status-copy span { display: block; }
.status-copy strong {
  color: var(--blue);
  font-family: var(--mono-font);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.status-copy span { overflow-wrap: anywhere; font-size: 12px; }
.status-banner.running .status-dot { background: var(--lime); animation: status-pulse 900ms ease-in-out infinite alternate; }
.status-banner.running .status-copy strong,
.status-banner.exact .status-copy strong { color: var(--lime); }
.status-banner.exact .status-dot { background: var(--lime); box-shadow: 0 0 10px rgba(200, 247, 43, .62); }
.status-banner.failed .status-dot { background: var(--red); box-shadow: 0 0 10px rgba(255, 141, 135, .52); }
.status-banner.failed .status-copy strong { color: var(--red); }
@keyframes status-pulse { to { opacity: .42; box-shadow: 0 0 18px rgba(200, 247, 43, .9); } }

.ncm-preview-panel,
.control-panel,
.results-panel { min-width: 0; padding: 18px; }
.ncm-preview-panel,
.control-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--surface-low);
  border-right: 1px solid var(--line);
}
.ncm-preview-panel {
  position: relative;
  background:
    linear-gradient(180deg, rgba(135, 207, 255, .035), transparent 44%),
    var(--surface-low);
}
.ncm-preview-frame {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  background:
    linear-gradient(rgba(135, 207, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(135, 207, 255, .045) 1px, transparent 1px),
    radial-gradient(circle at 50% 36%, rgba(31, 169, 255, .14), transparent 58%),
    #090c0e;
  background-size: 18px 18px, 18px 18px, auto, auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  isolation: isolate;
}
.ncm-preview-frame::after {
  position: absolute;
  z-index: 3;
  inset: 0;
  content: "";
  pointer-events: none;
  box-shadow: inset 0 0 34px rgba(0, 0, 0, .58), inset 0 0 0 1px rgba(135, 207, 255, .035);
}
#ncmPreviewCanvas {
  position: absolute;
  z-index: 2;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 180ms ease;
}
.ncm-preview-horizon {
  position: absolute;
  z-index: 0;
  right: -15%;
  bottom: 15%;
  left: -15%;
  height: 42%;
  border-top: 1px solid rgba(135, 207, 255, .2);
  background:
    linear-gradient(90deg, transparent 49.6%, rgba(135, 207, 255, .09) 50%, transparent 50.4%),
    linear-gradient(rgba(135, 207, 255, .08) 1px, transparent 1px);
  background-size: 30px 100%, 100% 18px;
  transform: perspective(180px) rotateX(58deg);
  transform-origin: center bottom;
}
.ncm-preview-fallback {
  position: absolute;
  z-index: 1;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  padding: 30px;
  color: var(--muted);
  text-align: center;
  transition: opacity 180ms ease, visibility 180ms ease;
}
.ncm-preview-fallback strong {
  color: var(--blue);
  font-family: var(--display-font);
  font-size: clamp(28px, 3vw, 42px);
  letter-spacing: .04em;
}
.ncm-preview-fallback span {
  max-width: 230px;
  font-family: var(--mono-font);
  font-size: 9px;
  line-height: 1.6;
}
.ncm-preview-engine {
  position: absolute;
  z-index: 4;
  right: 9px;
  bottom: 8px;
  padding: 4px 6px;
  color: rgba(196, 203, 208, .68);
  background: rgba(7, 9, 10, .72);
  border: 1px solid rgba(75, 85, 93, .58);
  font-family: var(--mono-font);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: .08em;
}
.ncm-preview-frame[data-preview-state="ready"] #ncmPreviewCanvas { opacity: 1; }
.ncm-preview-frame[data-preview-state="ready"] .ncm-preview-fallback,
.ncm-preview-frame[data-preview-state="ready"] .ncm-preview-horizon { visibility: hidden; opacity: 0; }
.ncm-preview-frame[data-preview-state="unavailable"] { border-color: rgba(135, 207, 255, .3); }
.ncm-preview-frame[data-preview-state="unavailable"] .ncm-preview-fallback strong { color: var(--blue); }
.ncm-preview-frame[data-preview-state="error"] { border-color: rgba(255, 141, 135, .36); }
.ncm-preview-frame[data-preview-state="error"] .ncm-preview-fallback strong { color: var(--red); }
.ncm-preview-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}
.ncm-preview-facts div,
.ncm-preview-root {
  min-width: 0;
  padding: 9px;
  background: rgba(9, 12, 14, .74);
  border: 1px solid var(--line);
  border-radius: 4px;
}
.ncm-preview-facts span,
.ncm-preview-root span {
  display: block;
  overflow: hidden;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: .08em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}
.ncm-preview-facts strong {
  display: block;
  margin-top: 4px;
  overflow: hidden;
  color: var(--text);
  font-family: var(--mono-font);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ncm-preview-root code {
  display: block;
  margin-top: 4px;
  overflow: hidden;
  color: var(--lime);
  font-size: 8px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.panel-label {
  display: flex;
  justify-content: space-between;
  padding-bottom: 10px;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}
.panel-label span:last-child { color: var(--line-bright); }
.control-panel label {
  display: grid;
  gap: 6px;
  min-width: 0;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.control-panel select,
.control-panel input,
.control-panel textarea {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 0 11px;
  color: var(--text);
  background: var(--background);
  border: 1px solid var(--line);
  border-radius: 5px;
  font-family: var(--mono-font);
  font-size: 12px;
  letter-spacing: 0;
  text-transform: none;
}
.control-panel select:focus,
.control-panel input:focus,
.control-panel textarea:focus { border-color: var(--blue); outline: none; }
.control-panel textarea {
  min-height: 68px;
  padding-block: 9px;
  resize: vertical;
}
.paste-source textarea { min-height: 148px; }
.control-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}
.population-control { grid-column: 1 / -1; }
.transport {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding-top: 2px;
}
.transport #startButton { grid-column: 1 / -1; min-height: 48px; }
.control-note { margin: 0; color: #7f898f; font-family: var(--mono-font); font-size: 9px; line-height: 1.55; }

.results-panel { background: var(--background-soft); }
.ncm4-preflight,
.model-comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin-top: 12px;
}
.ncm4-preflight div,
.model-comparison div {
  min-width: 0;
  padding: 9px 10px;
  background: rgba(135, 207, 255, .035);
  border: 1px solid var(--line);
  border-radius: 5px;
}
.ncm4-preflight span,
.model-comparison span {
  display: block;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 8px;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.ncm4-preflight strong,
.model-comparison strong {
  display: block;
  margin-top: 4px;
  overflow: hidden;
  color: var(--blue);
  font-family: var(--mono-font);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ncm4-preflight strong[data-witness="true"] { color: var(--lime); }
.model-comparison { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-bottom: 8px; }
.checkpoint-import { position: relative; cursor: pointer; }
.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0 8px;
}
.metric-grid article {
  min-width: 0;
  min-height: 94px;
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 5px;
}
.metric-grid span,
.metric-grid small {
  display: block;
  overflow: hidden;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
  letter-spacing: .06em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}
.metric-grid strong {
  display: block;
  margin: 6px 0 3px;
  overflow: hidden;
  color: var(--blue);
  font-family: var(--mono-font);
  font-size: clamp(18px, 2.4vw, 27px);
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.metric-grid article:nth-child(3) strong { color: var(--lime); }

.byte-breakdown {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 4px;
  min-height: 36px;
  margin-bottom: 8px;
}
.byte-breakdown > span {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-width: 0;
  padding: 6px 8px;
  overflow: hidden;
  color: var(--muted);
  background: var(--surface);
  border-top: 3px solid var(--part);
  font-family: var(--mono-font);
  font-size: 9px;
  text-transform: uppercase;
}
.byte-breakdown b { color: var(--text); }
.program-part { --part: var(--lime); }
.residual-part { --part: var(--blue-strong); }
.overhead-part { --part: #7a858c; }

.root-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}
.root-grid div {
  min-width: 0;
  padding: 10px;
  background: var(--background);
  border: 1px solid var(--line);
  border-radius: 5px;
}
.root-grid span {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.root-grid code {
  display: block;
  max-width: 100%;
  overflow: hidden;
  color: var(--blue);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
  user-select: all;
}

.curve-card {
  position: relative;
  margin: 8px 0;
  padding: 10px;
  overflow: hidden;
  background: var(--background);
  border: 1px solid var(--line);
  border-radius: 5px;
}
.curve-card::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image: radial-gradient(rgba(135, 207, 255, .08) 1px, transparent 1px);
  background-size: 16px 16px;
}
.curve-card figcaption {
  position: relative;
  z-index: 1;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.curve-card canvas {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 160px;
  margin-top: 6px;
}
.result-actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}
.result-actions #copyCommand { grid-column: 1 / -1; }

.privacy-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 44px;
  padding: 8px 14px;
  color: #7f898f;
  background: rgba(12, 14, 16, .8);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  font-family: var(--mono-font);
  font-size: 8px;
  letter-spacing: .04em;
  text-align: center;
  text-transform: uppercase;
}
.privacy-strip strong { color: var(--lime); }

.how-section,
.spec-section { border-top: 1px solid rgba(135, 207, 255, .08); }
.step-grid,
.spec-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}
.step-grid article,
.spec-grid article {
  min-width: 0;
  padding: 18px;
  background: var(--surface-low);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.step-grid article > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 28px;
  margin-bottom: 24px;
  color: #111500;
  background: var(--lime);
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 900;
}
.step-grid h3,
.spec-grid h3 { font-size: 20px; }
.step-grid p,
.spec-grid p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 13px;
}
.spec-grid code,
.spec-grid strong { color: var(--blue); font-family: var(--mono-font); font-size: 11px; }

.download-section {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, .6fr);
  gap: 24px;
  align-items: stretch;
  border-top: 1px solid rgba(135, 207, 255, .08);
}
.download-copy,
.release-panel {
  min-width: 0;
  padding: 24px;
  background: var(--surface-low);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.download-copy p { color: var(--muted-strong); }
.download-copy pre {
  max-width: 100%;
  padding: 16px;
  overflow-x: auto;
  color: var(--blue);
  background: var(--background);
  border: 1px solid var(--line);
  border-radius: 5px;
  font-size: 11px;
}
.release-panel { display: flex; flex-direction: column; justify-content: center; }
.release-panel h3 { color: var(--lime); font-size: 24px; }
.release-panel p,
.release-panel small { color: var(--muted); }
.release-panel .artifact { display: grid; gap: 7px; margin-top: 10px; }
.release-panel .artifact code { overflow-wrap: anywhere; color: var(--muted); font-size: 9px; }

.lower-section {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
  gap: 24px;
  border-top: 1px solid rgba(135, 207, 255, .08);
}
.faq-section,
.source-section {
  min-width: 0;
  padding: 24px;
  background: var(--surface-low);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.faq-section h2,
.source-section h2 { margin-bottom: 16px; }
.faq-section details { border-top: 1px solid var(--line); }
.faq-section details:last-child { border-bottom: 1px solid var(--line); }
.faq-section summary {
  min-height: 48px;
  padding: 14px 6px;
  color: var(--muted-strong);
  font-family: var(--mono-font);
  font-size: 11px;
  cursor: pointer;
}
.faq-section details p { margin: 0; padding: 0 6px 16px; color: var(--muted); font-size: 13px; }
.source-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
}
.source-links a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  color: var(--blue);
  background: var(--blue-soft);
  border: 1px solid rgba(135, 207, 255, .24);
  border-radius: 5px;
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
}
.source-links a:hover { color: var(--lime); border-color: var(--lime); }
.source-note { margin: 14px 0 0; color: var(--muted); font-size: 12px; }

.site-footer {
  display: grid;
  grid-template-columns: minmax(220px, 1.2fr) minmax(280px, 1.3fr) auto minmax(220px, .8fr);
  align-items: center;
  gap: 24px;
  min-height: 158px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
.footer-brand p,
.footer-meta { margin: 5px 0 0; color: var(--muted); font-family: var(--mono-font); font-size: 9px; }
.footer-brand .brand img { width: 52px; height: 52px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.site-footer nav a {
  min-height: 36px;
  color: var(--muted-strong);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .06em;
  line-height: 36px;
  text-decoration: none;
  text-transform: uppercase;
}
.site-footer nav a:hover { color: var(--lime); }
.footer-meta { text-align: right; }

@media (max-width: 1180px) {
  .site-header { grid-template-columns: auto auto; justify-content: space-between; }
  .site-menu-button { display: block; }
  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 14px;
    left: 14px;
    display: none;
    max-height: calc(100vh - var(--header-height) - 24px);
    padding: 14px;
    overflow: auto;
    background: rgba(12, 14, 16, .96);
    border: 1px solid var(--line-bright);
    border-radius: 8px;
    backdrop-filter: blur(18px);
  }
  .site-nav[data-open="true"] { display: grid; gap: 12px; }
  .nav-links { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); overflow: visible; }
  .nav-actions { justify-content: flex-end; }
  .nav-links a { border-color: var(--line); }
  .site-footer { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-meta { text-align: left; }
}

@media (min-width: 1181px) and (max-width: 1600px) {
  .site-header { gap: 12px; padding-inline: 24px; }
  .site-nav { gap: 8px; }
  .nav-links { gap: 0; }
  .site-nav a { padding-inline: 4px; font-size: 9px; letter-spacing: .06em; }
  .site-nav .header-action { padding-inline: 9px; }
  .locale-picker select { width: 130px; }
}

@media (min-width: 901px) and (max-width: 1180px) {
  .demo-shell,
  .workspace-status { grid-template-columns: minmax(280px, .8fr) minmax(420px, 1.2fr); }
  .engine-badge { grid-column: 1; }
  .control-panel { border-right: 0; }
  .results-panel {
    grid-column: 1 / -1;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 900px) {
  :root { --header-height: 68px; }
  .hero,
  .section,
  .section-jump-nav,
  .site-footer { width: min(100% - 28px, var(--page-width)); }
  .hero-copy { width: 76%; padding-inline: 24px; }
  .hero-scene { left: 36%; }
  .demo-shell,
  .workspace-status { grid-template-columns: 1fr; }
  .workspace-status { grid-template-columns: 1fr; }
  .engine-badge { grid-column: auto; min-height: 44px; border-right: 0; border-bottom: 1px solid var(--line); }
  .ncm-preview-panel { border-right: 0; border-bottom: 1px solid var(--line); }
  .control-panel { border-right: 0; border-bottom: 1px solid var(--line); }
  .step-grid,
  .spec-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .download-section,
  .lower-section { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  :root { --header-height: 64px; }
  body { font-size: 14px; }
  .site-header { min-height: var(--header-height); padding: 0 12px; }
  .site-header .brand img { width: 38px; height: 38px; }
  .site-header .brand-name { font-size: 10px; letter-spacing: .12em; }
  .site-nav { right: 8px; left: 8px; }
  .nav-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .locale-picker { grid-column: 1 / -1; }
  .locale-picker select { width: 100%; }
  .site-nav .header-action { width: 100%; }

  .hero,
  .section,
  .section-jump-nav,
  .site-footer { width: calc(100% - 24px); }
  .hero { min-height: 218px; }
  .hero-scene { inset: 0; }
  .hero-scene::before {
    background:
      linear-gradient(90deg, rgba(17, 20, 22, .97), rgba(17, 20, 22, .72) 68%, rgba(17, 20, 22, .36)),
      linear-gradient(0deg, rgba(12, 14, 16, .8), transparent);
  }
  .hero-scene img { opacity: .48; }
  .hero-copy { width: 100%; min-height: 218px; padding: 20px 16px; }
  h1 { max-width: 330px; font-size: clamp(31px, 9vw, 40px); }
  h2 { font-size: 30px; }
  .hero-lede { max-width: 330px; font-size: 12px; line-height: 1.45; }
  .hero-actions { margin-top: 12px; }
  .hero-actions .button { min-height: 40px; }
  .trust-list { gap: 7px 13px; margin-top: 12px; }
  .trust-list li { font-size: 8px; }
  .section-jump-nav { padding-inline: 4px; }

  .section { padding: 46px 0; }
  .demo-section { padding-top: 36px; }
  .section-heading { align-items: flex-start; margin-bottom: 13px; }
  .workspace-id { display: none; }

  .profile-tabs {
    display: flex;
    margin-right: -12px;
    padding: 0 12px 6px 0;
    overflow-x: auto;
    scroll-padding-left: 0;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }
  .profile-tabs::-webkit-scrollbar { display: none; }
  .profile-tabs button {
    flex: 0 0 164px;
    min-height: 142px;
    padding: 12px;
    scroll-snap-align: start;
  }
  .profile-tabs strong { font-size: 21px; }
  .profile-tabs small {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    white-space: normal;
  }

  .demo-shell { border-radius: 6px; }
  .workspace-status { min-height: 0; }
  .engine-badge { min-height: 46px; padding: 10px 12px; font-size: 9px; }
  .status-banner { min-height: 62px; padding: 10px 12px; }
  .status-copy span { font-size: 11px; }
  .ncm-preview-panel,
  .control-panel,
  .results-panel { padding: 12px; }
  .ncm-preview-frame { min-height: 300px; }
  .ncm-preview-facts div,
  .ncm-preview-root { padding: 8px; }
  .control-row { gap: 7px; }
  .transport { gap: 7px; }
  .transport .button { min-width: 0; padding-inline: 8px; }

  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
  .metric-grid article { min-height: 88px; padding: 10px; }
  .metric-grid strong { font-size: 21px; }
  .byte-breakdown { gap: 2px; }
  .byte-breakdown > span { flex-wrap: wrap; align-content: center; gap: 2px 5px; padding-inline: 4px; font-size: 8px; text-align: center; }
  .root-grid { grid-template-columns: 1fr; gap: 6px; }
  .root-grid code { overflow-wrap: anywhere; white-space: normal; }
  .curve-card canvas { height: 132px; }
  .result-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .result-actions #copyCommand { grid-column: 1 / -1; }
  .privacy-strip { align-items: flex-start; flex-direction: column; gap: 2px; padding: 10px 12px; text-align: left; }

  .step-grid,
  .spec-grid { grid-template-columns: 1fr; }
  .step-grid article,
  .spec-grid article { padding: 16px; }
  .step-grid article > span { margin-bottom: 16px; }
  .download-copy,
  .release-panel,
  .faq-section,
  .source-section { padding: 16px; }
  .download-copy pre { padding: 12px; font-size: 9px; }
  .source-links { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr; gap: 16px; min-height: 0; padding: 26px 0; }
  .site-footer nav { gap: 2px 14px; }
  .footer-meta { margin-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* The real Chunk.js world remains isolated from the accessible application panels. */
.miner-world-layer {
  position: fixed;
  z-index: 0;
  top: var(--header-height);
  right: 0;
  bottom: 0;
  left: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(circle at 70% 32%, rgba(34, 143, 181, .2), transparent 38%),
    linear-gradient(180deg, #061015 0%, #0b1b20 55%, #071014 100%);
}
#minerWorldCanvas,
.miner-world-fallback,
.world-vignette,
.world-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
#minerWorldCanvas {
  display: block;
  opacity: 0;
  transition: opacity 480ms ease;
}
.miner-world-fallback {
  opacity: .58;
  transition: opacity 320ms ease;
}
.miner-world-fallback img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.7) brightness(.55) contrast(1.12);
}
.world-vignette {
  background:
    linear-gradient(90deg, rgba(4, 9, 12, .82) 0%, rgba(4, 9, 12, .24) 42%, rgba(4, 9, 12, .04) 68%, rgba(4, 9, 12, .48) 100%),
    linear-gradient(180deg, rgba(4, 9, 12, .38), transparent 24%, transparent 70%, rgba(4, 9, 12, .74));
}
.world-grid {
  opacity: .32;
  background-image:
    linear-gradient(rgba(135, 207, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(135, 207, 255, .05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(90deg, black, transparent 58%);
}
.miner-scene-ready #minerWorldCanvas { opacity: 1; }
.miner-scene-ready .miner-world-fallback { opacity: 0; }
.miner-scene-fallback #minerWorldCanvas { display: none; }

main,
.site-footer { position: relative; z-index: 2; }

.hero {
  display: flex;
  align-items: center;
  min-height: calc(100svh - var(--header-height));
  padding: 42px 0 154px;
  overflow: visible;
  background: transparent;
  border: 0;
}
.hero-copy {
  width: min(600px, 48%);
  min-height: 0;
  padding: clamp(24px, 3.4vw, 44px);
  background:
    linear-gradient(135deg, rgba(15, 21, 24, .74), rgba(15, 21, 24, .64)),
    linear-gradient(rgba(135, 207, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(135, 207, 255, .035) 1px, transparent 1px);
  background-size: auto, 22px 22px, 22px 22px;
  border: 1px solid rgba(135, 207, 255, .25);
  border-radius: 10px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, .42), inset 3px 0 0 rgba(200, 247, 43, .82);
  backdrop-filter: blur(10px);
}
.hero-signal {
  display: flex;
  align-items: center;
  gap: 8px;
  width: max-content;
  max-width: 100%;
  margin-bottom: 16px;
  padding: 5px 8px;
  color: var(--blue);
  background: rgba(31, 169, 255, .08);
  border: 1px solid rgba(135, 207, 255, .18);
  border-radius: 3px;
  font-family: var(--mono-font);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.hero-signal > span:first-child {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  background: var(--lime);
  box-shadow: 0 0 10px rgba(200, 247, 43, .8);
  animation: status-pulse 1.5s ease-in-out infinite alternate;
}
.scene-readout {
  position: absolute;
  top: 34px;
  right: 0;
  display: grid;
  justify-items: end;
  padding: 11px 14px;
  color: var(--muted);
  background: rgba(5, 12, 15, .64);
  border-right: 2px solid var(--lime);
  font-family: var(--mono-font);
  font-size: 8px;
  letter-spacing: .08em;
  line-height: 1.5;
  text-transform: uppercase;
}
.scene-readout strong { color: var(--lime); font-size: 11px; }
.scene-readout small { color: var(--blue); font-size: 8px; }

.scene-dock {
  position: absolute;
  right: 0;
  bottom: 28px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(790px, 66%);
  padding: 6px;
  background: rgba(6, 12, 15, .7);
  border: 1px solid rgba(135, 207, 255, .24);
  border-radius: 8px;
  box-shadow: 0 18px 54px rgba(0, 0, 0, .4);
}
.scene-dock button {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
  min-width: 0;
  min-height: 62px;
  padding: 8px 10px;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 5px;
  text-align: left;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease, transform 180ms ease;
}
.scene-dock button:hover {
  color: var(--text);
  background: rgba(135, 207, 255, .06);
  transform: translateY(-1px);
}
.scene-dock button.scene-active {
  color: var(--text);
  background: linear-gradient(135deg, rgba(200, 247, 43, .13), rgba(31, 169, 255, .05));
  border-color: rgba(200, 247, 43, .4);
}
.scene-dock button.scene-active::after {
  position: absolute;
  right: 8px;
  bottom: 5px;
  left: 8px;
  height: 2px;
  content: "";
  background: var(--lime);
  box-shadow: 0 0 10px rgba(200, 247, 43, .58);
}
.scene-dock button > span:last-child { min-width: 0; }
.scene-dock strong,
.scene-dock small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.scene-dock strong {
  color: inherit;
  font-family: var(--display-font);
  font-size: 16px;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.scene-dock small {
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 8px;
  text-transform: uppercase;
}
.scene-icon {
  display: block;
  width: 28px;
  height: 28px;
  margin-left: 3px;
  overflow: visible;
  fill: none;
  stroke: var(--blue);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
  filter: drop-shadow(0 0 6px rgba(135, 207, 255, .24));
  transition: stroke 180ms ease, filter 180ms ease, transform 180ms ease;
}
.scene-icon .icon-accent { stroke: var(--lime); }
.scene-dock button:hover .scene-icon { transform: translateY(-1px) scale(1.04); }
.scene-dock button.scene-active .scene-icon {
  stroke: var(--lime);
  filter: drop-shadow(0 0 8px rgba(200, 247, 43, .42));
}
.scene-dock button.scene-active .scene-icon .icon-accent { stroke: var(--blue); }

.section-jump-nav {
  position: sticky;
  z-index: 20;
  top: var(--header-height);
  background: rgba(9, 14, 17, .7);
  border: 1px solid rgba(135, 207, 255, .2);
  box-shadow: 0 10px 32px rgba(0, 0, 0, .25);
}
.section-jump-nav a.scene-active { color: var(--lime); background: var(--lime-soft); }
.section {
  padding: clamp(24px, 4vw, 56px);
  margin-top: clamp(72px, 11vh, 132px);
  background:
    linear-gradient(135deg, rgba(15, 19, 22, .74), rgba(10, 15, 18, .68)),
    linear-gradient(rgba(135, 207, 255, .025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(135, 207, 255, .025) 1px, transparent 1px);
  background-size: auto, 24px 24px, 24px 24px;
  border: 1px solid rgba(135, 207, 255, .18);
  border-radius: 10px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, .34);
}
.demo-section { margin-top: 74px; }
.lower-section { margin-bottom: 96px; }
.site-footer {
  padding-inline: 24px;
  background: rgba(7, 12, 15, .7);
  border: 1px solid rgba(135, 207, 255, .16);
}

@media (max-width: 900px) {
  .hero { min-height: calc(100svh - var(--header-height)); padding: 30px 0 150px; }
  .hero-copy { width: min(610px, 72%); padding: 26px; }
  .scene-dock { width: min(720px, 88%); }
  .scene-readout { right: 4px; }
  .section { padding: 28px; }
}

@media (max-width: 620px) {
  .world-vignette {
    background:
      linear-gradient(180deg, rgba(4, 9, 12, .7) 0%, rgba(4, 9, 12, .16) 38%, rgba(4, 9, 12, .2) 62%, rgba(4, 9, 12, .8) 100%),
      linear-gradient(90deg, rgba(4, 9, 12, .44), transparent 72%);
  }
  .world-grid { background-size: 42px 42px; opacity: .22; }
  .hero {
    min-height: calc(100svh - var(--header-height));
    padding: 16px 0 142px;
    align-items: flex-start;
  }
  .hero-copy {
    width: 100%;
    min-height: 0;
    padding: 18px 16px;
    background: linear-gradient(135deg, rgba(12, 18, 21, .74), rgba(12, 18, 21, .62));
    box-shadow: 0 20px 60px rgba(0, 0, 0, .34), inset 2px 0 0 rgba(200, 247, 43, .78);
  }
  .hero-signal { margin-bottom: 9px; }
  .hero-copy h1 { font-size: clamp(32px, 9vw, 42px); }
  .hero-copy .hero-lede { font-size: 11px; }
  .scene-readout { display: none; }
  .scene-dock {
    right: 0;
    bottom: 10px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    padding: 4px;
  }
  .scene-dock button {
    grid-template-columns: 28px minmax(0, 1fr);
    min-height: 54px;
    padding: 6px 8px;
  }
  .scene-icon { width: 20px; height: 20px; margin-left: 0; }
  .scene-dock strong { font-size: 14px; }
  .scene-dock small { font-size: 7px; }
  .section-jump-nav { width: 100%; border-right: 0; border-left: 0; }
  .section {
    width: calc(100% - 20px);
    padding: 18px 12px;
    margin-top: 54px;
    border-radius: 7px;
  }
  .demo-section { margin-top: 46px; padding-top: 20px; }
  .lower-section { margin-bottom: 54px; }
  .site-footer { width: calc(100% - 20px); padding: 22px 14px; }
}

@media (prefers-reduced-motion: reduce) {
  #minerWorldCanvas { transition: none; }
  .hero-signal > span:first-child { animation: none; }
}