:root {
  --black: #050607;
  --graphite: #0f1214;
  --panel: #171c1f;
  --paper: #f2efe6;
  --muted: #a9aaa4;
  --line: rgba(242, 239, 230, 0.16);
  --line-strong: rgba(242, 239, 230, 0.28);
  --cyan: #6ea8ff;
  --amber: #c8a35a;
  --red: #d56a5c;
  --green: #7bdcb5;
  --white: #ffffff;
  --shadow: 0 34px 120px rgba(0, 0, 0, 0.45);
  --font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--paper);
  background: var(--black);
  font-family: var(--font);
  line-height: 1.55;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 300;
  padding: 10px 14px;
  color: var(--black);
  background: var(--paper);
  transform: translateY(-160%);
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  padding: 14px clamp(18px, 4vw, 44px);
  background: rgba(5, 7, 9, 0.42);
  border-bottom: 1px solid rgba(247, 243, 232, 0.1);
  backdrop-filter: blur(18px);
  transition: background 200ms ease, border-color 200ms ease;
}

.site-header.scrolled {
  background: rgba(5, 7, 9, 0.88);
  border-bottom-color: rgba(247, 243, 232, 0.18);
}

.brand {
  width: 214px;
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 8px;
}

.site-nav a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 8px 11px;
  color: rgba(247, 243, 232, 0.78);
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 0.9rem;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--white);
  border-color: rgba(247, 243, 232, 0.34);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  color: var(--paper);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--black);
}

.hero-image,
.simulation-canvas,
.hero-vignette {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center;
  opacity: 0.95;
}

.simulation-canvas {
  z-index: 1;
  opacity: 0.5;
  mix-blend-mode: screen;
}

.hero-vignette {
  z-index: 2;
  background:
    linear-gradient(90deg, rgba(5, 7, 9, 0.98) 0%, rgba(5, 7, 9, 0.86) 30%, rgba(5, 7, 9, 0.14) 70%, rgba(5, 7, 9, 0.44) 100%),
    linear-gradient(0deg, rgba(5, 7, 9, 0.98) 0%, rgba(5, 7, 9, 0.24) 42%, rgba(5, 7, 9, 0.78) 100%);
}

.hero-content {
  position: relative;
  z-index: 3;
  width: min(760px, calc(100% - 40px));
  margin-left: max(20px, calc((100vw - 1240px) / 2));
  padding: 136px 0 170px;
}

.kicker,
.section-label,
.product-kicker {
  margin: 0 0 16px;
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero h1 {
  margin: 0;
  max-width: 760px;
  font-family: var(--serif);
  font-size: 5.8rem;
  font-weight: 700;
  line-height: 0.94;
  letter-spacing: 0;
}

.hero-copy {
  margin: 26px 0 0;
  max-width: 640px;
  color: rgba(247, 243, 232, 0.78);
  font-size: 1.14rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid currentColor;
  border-radius: 4px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--black);
  background: var(--paper);
  border-color: var(--paper);
}

.button.secondary {
  color: var(--paper);
  background: rgba(247, 243, 232, 0.04);
}

.signal-bar {
  position: absolute;
  left: max(20px, calc((100vw - 1240px) / 2));
  right: max(20px, calc((100vw - 1240px) / 2));
  bottom: 24px;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(247, 243, 232, 0.22);
  background: rgba(5, 7, 9, 0.58);
  backdrop-filter: blur(14px);
}

.signal-bar span {
  min-height: 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  padding: 14px 18px;
  color: rgba(247, 243, 232, 0.66);
  border-right: 1px solid rgba(247, 243, 232, 0.18);
  font-size: 0.92rem;
}

.signal-bar span:last-child {
  border-right: 0;
}

.signal-bar strong {
  color: var(--white);
  font-size: 1.05rem;
}

.section {
  padding: 112px clamp(20px, 4vw, 44px);
  background: var(--paper);
  color: var(--black);
}

.section.dark {
  color: var(--paper);
  background:
    linear-gradient(rgba(247, 243, 232, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 243, 232, 0.035) 1px, transparent 1px),
    var(--graphite);
  background-size: 52px 52px;
}

.section-grid,
.section-heading.wide,
.system-board,
.capability-strip,
.product-band,
.contact-panel,
.site-footer {
  width: min(1240px, 100%);
  margin-left: auto;
  margin-right: auto;
}

.section-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 60px;
  align-items: start;
}

.section-heading h2,
.contact-panel h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 3.7rem;
  line-height: 1.02;
  letter-spacing: 0;
}

.section-heading p:not(.section-label),
.thesis-copy p,
.origin-panel p,
.contact-panel p {
  margin: 0;
  color: #56605a;
  font-size: 1.08rem;
}

.section.dark .section-heading p:not(.section-label),
.section.dark .capability-strip p,
.section.dark .contact-panel p {
  color: rgba(247, 243, 232, 0.72);
}

.thesis-copy {
  display: grid;
  gap: 22px;
  padding-top: 8px;
}

.systems .section-heading {
  margin-bottom: 42px;
}

.system-board {
  position: relative;
  min-height: 520px;
  display: grid;
  grid-template-columns: 0.7fr 1.2fr 0.7fr;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line-strong);
  background: rgba(5, 7, 9, 0.62);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.equation-pane,
.pipeline-pane {
  position: relative;
  z-index: 2;
  display: grid;
  align-content: center;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  background: rgba(247, 243, 232, 0.035);
}

.equation-board {
  align-content: stretch;
  gap: 12px;
  overflow: hidden;
  background:
    linear-gradient(rgba(247, 243, 232, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 243, 232, 0.045) 1px, transparent 1px),
    radial-gradient(ellipse at 20% 12%, rgba(29, 183, 176, 0.16), transparent 44%),
    rgba(5, 7, 9, 0.48);
  background-size: 22px 22px, 22px 22px, auto, auto;
}

.equation-board::before {
  content: "";
  position: absolute;
  inset: 14px auto 14px 14px;
  width: 2px;
  background: linear-gradient(var(--cyan), var(--amber), var(--red));
  box-shadow: 0 0 26px rgba(29, 183, 176, 0.55);
}

.eq-scan {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, transparent 0%, rgba(29, 183, 176, 0.18) 48%, transparent 100%),
    linear-gradient(90deg, transparent, rgba(217, 164, 65, 0.1), transparent);
  mix-blend-mode: screen;
  transform: translateY(-100%);
  animation: equation-scan 4.8s linear infinite;
}

.eq-status,
.eq-card,
.eq-metrics {
  position: relative;
  z-index: 1;
}

.eq-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 0 10px 14px;
  border-bottom: 1px solid rgba(247, 243, 232, 0.18);
  font-family: var(--mono);
}

.eq-status span {
  color: var(--cyan);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.eq-status strong {
  color: var(--paper);
  font-size: 0.8rem;
}

.eq-card {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 12px 12px 12px 14px;
  border: 1px solid rgba(247, 243, 232, 0.12);
  border-left: 2px solid rgba(29, 183, 176, 0.72);
  background:
    linear-gradient(90deg, rgba(29, 183, 176, 0.13), transparent 62%),
    rgba(5, 7, 9, 0.52);
  box-shadow: inset 0 0 24px rgba(5, 7, 9, 0.58);
  overflow: hidden;
  animation: equation-card-glow 6.4s ease-in-out infinite;
}

.eq-card::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -42%;
  width: 38%;
  background: linear-gradient(90deg, transparent, rgba(247, 243, 232, 0.18), transparent);
  transform: skewX(-18deg);
  animation: equation-sweep 5.6s ease-in-out infinite;
}

.eq-card.primary {
  border-left-color: var(--amber);
  background:
    linear-gradient(90deg, rgba(217, 164, 65, 0.16), transparent 66%),
    rgba(5, 7, 9, 0.58);
}

.eq-card.is-solving {
  border-color: rgba(217, 164, 65, 0.5);
  border-left-color: var(--red);
  background:
    linear-gradient(90deg, rgba(233, 83, 58, 0.18), rgba(29, 183, 176, 0.08), transparent 70%),
    rgba(5, 7, 9, 0.66);
  box-shadow:
    inset 0 0 28px rgba(5, 7, 9, 0.64),
    0 0 30px rgba(217, 164, 65, 0.18);
}

.eq-card.is-solving em {
  color: var(--amber);
}

.eq-card.is-solving span {
  color: var(--white);
}

.eq-card:nth-child(4)::after {
  animation-delay: 0.8s;
}

.eq-card:nth-child(5)::after {
  animation-delay: 1.45s;
}

.eq-card:nth-child(6)::after {
  animation-delay: 2.1s;
}

.eq-card em {
  color: rgba(247, 243, 232, 0.58);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-style: normal;
  text-transform: uppercase;
}

.eq-card span {
  display: block;
  color: rgba(247, 243, 232, 0.9);
  font-family: var(--mono);
  font-size: 0.88rem;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.eq-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-top: 2px;
}

.eq-metrics span {
  display: grid;
  gap: 2px;
  min-height: 48px;
  align-content: center;
  padding: 8px;
  color: var(--paper);
  border: 1px solid rgba(247, 243, 232, 0.14);
  background: rgba(247, 243, 232, 0.045);
  font-family: var(--mono);
  font-size: 0.74rem;
  animation: metric-pulse 3.2s ease-in-out infinite;
}

.eq-metrics span:nth-child(2) {
  animation-delay: 0.45s;
}

.eq-metrics span:nth-child(3) {
  animation-delay: 0.9s;
}

.eq-metrics b {
  color: var(--amber);
  font-size: 0.64rem;
  font-weight: 700;
}

@keyframes equation-scan {
  0% {
    transform: translateY(-100%);
    opacity: 0;
  }
  12% {
    opacity: 0.92;
  }
  82% {
    opacity: 0.42;
  }
  100% {
    transform: translateY(100%);
    opacity: 0;
  }
}

@keyframes equation-sweep {
  0%,
  36% {
    transform: translateX(0) skewX(-18deg);
    opacity: 0;
  }
  52% {
    opacity: 1;
  }
  72%,
  100% {
    transform: translateX(360%) skewX(-18deg);
    opacity: 0;
  }
}

@keyframes equation-card-glow {
  0%,
  100% {
    border-color: rgba(247, 243, 232, 0.12);
    box-shadow: inset 0 0 24px rgba(5, 7, 9, 0.58);
  }
  50% {
    border-color: rgba(29, 183, 176, 0.34);
    box-shadow:
      inset 0 0 26px rgba(5, 7, 9, 0.62),
      0 0 22px rgba(29, 183, 176, 0.13);
  }
}

@keyframes metric-pulse {
  0%,
  100% {
    color: var(--paper);
    background: rgba(247, 243, 232, 0.045);
  }
  50% {
    color: var(--white);
    background: rgba(29, 183, 176, 0.12);
  }
}

.fluid-sim {
  position: relative;
  min-height: 540px;
  border: 1px solid rgba(29, 183, 176, 0.28);
  background:
    radial-gradient(ellipse at 50% 50%, rgba(29, 183, 176, 0.16), transparent 56%),
    linear-gradient(135deg, rgba(217, 164, 65, 0.08), transparent 50%);
  overflow: hidden;
}

.fluid-sim::before,
.fluid-sim::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.fluid-sim::before {
  background:
    linear-gradient(rgba(247, 243, 232, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 243, 232, 0.055) 1px, transparent 1px);
  background-size: 34px 34px;
}

.fluid-sim::after {
  background: radial-gradient(ellipse at 50% 50%, transparent 45%, rgba(5, 7, 9, 0.7) 100%);
}

.fluid-field-canvas,
.fluid-webgl-canvas,
.product-video canvas,
.media-overlay-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.fluid-field-canvas {
  z-index: 1;
}

.fluid-webgl-canvas {
  z-index: 2;
  opacity: 0.58;
  mix-blend-mode: screen;
}

.sim-hud {
  position: absolute;
  top: 18px;
  left: 18px;
  right: 18px;
  z-index: 4;
  display: grid;
  grid-template-columns: 1.2fr repeat(3, minmax(78px, auto));
  gap: 8px;
  align-items: center;
  padding: 10px;
  border: 1px solid rgba(247, 243, 232, 0.18);
  background: rgba(5, 7, 9, 0.64);
  backdrop-filter: blur(12px);
  color: rgba(247, 243, 232, 0.78);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.sim-hud span {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  white-space: nowrap;
}

.sim-hud b {
  color: var(--paper);
  font-weight: 800;
}

.sim-readout,
.video-caption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid rgba(247, 243, 232, 0.18);
  background: rgba(5, 7, 9, 0.7);
  backdrop-filter: blur(12px);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: rgba(247, 243, 232, 0.76);
}

.sim-readout strong,
.video-caption strong {
  color: var(--paper);
  font-size: 0.86rem;
}

.pipeline-pane div {
  display: grid;
  grid-template-columns: 48px 1fr;
  align-items: center;
  gap: 16px;
  min-height: 56px;
  border-bottom: 1px solid var(--line);
}

.pipeline-pane div:last-child {
  border-bottom: 0;
}

.pipeline-pane strong {
  color: var(--amber);
  font-family: var(--mono);
}

.pipeline-pane span {
  color: var(--paper);
  font-weight: 800;
}

.capability-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 34px;
  border: 1px solid var(--line);
  background: var(--line);
}

.capability-strip article {
  min-height: 230px;
  padding: 24px;
  background: var(--graphite);
}

.capability-strip h3 {
  margin: 0 0 14px;
  font-size: 1.16rem;
}

.capability-strip p {
  margin: 0;
}

.products {
  background: #e8e2d4;
}

.products .section-heading {
  margin-bottom: 34px;
}

.product-band {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  min-height: 590px;
  margin-bottom: 28px;
  color: var(--paper);
  background: var(--graphite);
  box-shadow: 0 24px 80px rgba(5, 7, 9, 0.24);
}

.product-band:last-child {
  margin-bottom: 0;
}

.product-band.lince {
  grid-template-columns: 1.08fr 0.92fr;
}

.product-text {
  align-self: center;
  padding: clamp(28px, 4vw, 58px);
}

.product-kicker {
  color: var(--cyan);
}

.product-text h3 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: 3.2rem;
  line-height: 1;
}

.product-text p {
  margin: 0;
  max-width: 520px;
  color: rgba(247, 243, 232, 0.73);
  font-size: 1.06rem;
}

.text-link {
  display: inline-flex;
  margin-top: 28px;
  color: var(--paper);
  font-weight: 850;
  text-decoration-thickness: 2px;
  text-underline-offset: 7px;
}

.product-graphic,
.product-media {
  position: relative;
  min-height: 590px;
  overflow: hidden;
}

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
}

.product-media::after,
.product-graphic::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(5, 7, 9, 0.15), rgba(5, 7, 9, 0.64));
  pointer-events: none;
}

.product-video {
  background:
    linear-gradient(rgba(247, 243, 232, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 243, 232, 0.06) 1px, transparent 1px),
    #070b0d;
  background-size: 42px 42px;
}

.quyi .product-video {
  background:
    linear-gradient(135deg, rgba(29, 183, 176, 0.1), transparent 34%),
    linear-gradient(315deg, rgba(217, 164, 65, 0.08), transparent 42%),
    linear-gradient(rgba(247, 243, 232, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 243, 232, 0.055) 1px, transparent 1px),
    #05080a;
  background-size: auto, auto, 34px 34px, 34px 34px, auto;
}

.quyi .product-video::before {
  background:
    linear-gradient(90deg, rgba(5, 7, 9, 0.08), transparent 34%, rgba(5, 7, 9, 0.18)),
    linear-gradient(0deg, rgba(5, 7, 9, 0.62), transparent 48%);
}

.doctoria-video {
  background:
    linear-gradient(120deg, rgba(233, 83, 58, 0.12), transparent 34%),
    linear-gradient(250deg, rgba(29, 183, 176, 0.14), transparent 48%),
    linear-gradient(rgba(247, 243, 232, 0.046) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 243, 232, 0.046) 1px, transparent 1px),
    #06090b;
  background-size: auto, auto, 32px 32px, 32px 32px, auto;
}

.doctoria-video::before {
  background:
    linear-gradient(90deg, rgba(5, 7, 9, 0.18), transparent 42%, rgba(5, 7, 9, 0.2)),
    linear-gradient(0deg, rgba(5, 7, 9, 0.58), transparent 52%);
}

.lince-sim-media img {
  object-position: center;
}

.lince-sim-media::after {
  background:
    linear-gradient(90deg, rgba(5, 7, 9, 0.08), rgba(5, 7, 9, 0.24)),
    linear-gradient(0deg, rgba(5, 7, 9, 0.62), transparent 44%);
}

.media-overlay-canvas {
  z-index: 2;
  pointer-events: none;
  mix-blend-mode: screen;
}

.product-video::before,
.lince-sim-media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: radial-gradient(ellipse at 50% 45%, transparent 44%, rgba(5, 7, 9, 0.58) 100%);
  pointer-events: none;
}

.origin {
  background: var(--paper);
}

.origin-panel {
  display: grid;
  gap: 26px;
}

.origin-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(5, 7, 9, 0.18);
  border: 1px solid rgba(5, 7, 9, 0.18);
}

.origin-facts span {
  min-height: 74px;
  display: flex;
  align-items: center;
  padding: 16px;
  background: var(--paper);
  color: var(--black);
  font-weight: 800;
}

.contact {
  min-height: 70svh;
  display: flex;
  align-items: center;
}

.contact-panel {
  padding: clamp(28px, 5vw, 58px);
  border: 1px solid var(--line-strong);
  background: rgba(5, 7, 9, 0.62);
  box-shadow: var(--shadow);
}

.contact-panel h2 {
  max-width: 880px;
}

.contact-panel p {
  max-width: 760px;
  margin-top: 20px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px clamp(20px, 4vw, 44px);
  color: rgba(247, 243, 232, 0.7);
  background: var(--black);
  border-top: 1px solid var(--line);
}

.site-footer img {
  width: 210px;
}

.site-footer p {
  margin: 0;
  max-width: 520px;
  text-align: right;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 560ms ease, transform 560ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .brand {
    width: 178px;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: 78px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 20px 20px;
    background: rgba(5, 7, 9, 0.96);
    border-bottom: 1px solid var(--line);
  }

  .site-nav.open {
    display: flex;
  }

  .hero h1 {
    font-size: 4.3rem;
  }

  .signal-bar,
  .section-grid,
  .system-board,
  .capability-strip,
  .product-band,
  .product-band.lince {
    grid-template-columns: 1fr;
  }

  .signal-bar span {
    border-right: 0;
    border-bottom: 1px solid rgba(247, 243, 232, 0.18);
  }

  .signal-bar span:last-child {
    border-bottom: 0;
  }

  .product-band.lince .product-media {
    order: 2;
  }

  .product-band.lince .product-text {
    order: 1;
  }

  .product-graphic,
  .product-media {
    min-height: 480px;
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 70px;
  }

  .site-nav {
    top: 70px;
  }

  .hero {
    min-height: 104svh;
  }

  .hero-content {
    width: calc(100% - 40px);
    padding: 116px 0 236px;
  }

  .hero h1 {
    font-size: 3.15rem;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .signal-bar {
    left: 20px;
    right: 20px;
    bottom: 18px;
  }

  .signal-bar span {
    min-height: 62px;
    font-size: 0.82rem;
  }

  .section {
    padding-top: 78px;
    padding-bottom: 78px;
  }

  .section-heading h2,
  .contact-panel h2 {
    font-size: 2.32rem;
  }

  .product-text h3 {
    font-size: 2.45rem;
  }

  .product-graphic,
  .product-media {
    min-height: 420px;
  }

  .sim-hud {
    grid-template-columns: 1fr 1fr;
    font-size: 0.68rem;
  }

  .equation-pane,
  .pipeline-pane {
    padding: 18px;
  }

  .eq-metrics {
    grid-template-columns: 1fr;
  }

  .origin-facts {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer p {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}