@import url("https://fonts.googleapis.com/css2?family=DM+Mono:wght@300;400;500&family=Manrope:wght@400;500;600;700&display=swap");

:root {
  color-scheme: dark;
  --ink: #05080e;
  --ink-soft: #080d16;
  --panel: rgba(12, 18, 29, 0.82);
  --panel-strong: #0d1420;
  --line: rgba(174, 196, 224, 0.15);
  --line-bright: rgba(187, 210, 238, 0.32);
  --text: #eff4f9;
  --text-soft: #a0adbd;
  --text-faint: #697688;
  --silver: #c7d2df;
  --blue: #5ba5ff;
  --blue-soft: rgba(64, 139, 231, 0.18);
  --gold: #c89f62;
  --gold-soft: rgba(200, 159, 98, 0.18);
  --rail-width: 236px;
  --content-pad: clamp(28px, 5vw, 86px);
  --font-display: "Manrope", "Segoe UI", sans-serif;
  --font-mono: "DM Mono", "Cascadia Code", monospace;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 80% 5%, rgba(31, 86, 155, 0.13), transparent 28%),
    var(--ink);
  color: var(--text);
  font-family: var(--font-display);
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  content: "";
  opacity: 0.027;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E");
}

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--text);
  color: var(--ink);
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

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

.site-shell {
  min-height: 100vh;
}

.rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 30;
  display: flex;
  width: var(--rail-width);
  padding: 28px 22px 24px;
  flex-direction: column;
  border-right: 1px solid var(--line);
  background: rgba(5, 8, 14, 0.9);
  backdrop-filter: blur(18px);
}

.rail-brand,
.mobile-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.rail-logo {
  display: block;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(72, 150, 233, 0.2));
}

.rail-logo-window {
  position: relative;
  display: block;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 50%;
  filter: drop-shadow(0 0 12px rgba(72, 150, 233, 0.2));
}

.rail-logo-hero {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  width: 100px;
  height: auto;
  max-width: none;
  transform: translate(-50%, -50%);
}

.rail-brand-copy {
  display: grid;
  gap: 1px;
}

.rail-brand-copy strong {
  font-size: 14px;
  line-height: 1.1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.rail-brand-copy span {
  color: var(--text-faint);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.rail-nav {
  display: grid;
  gap: 6px;
  margin: auto 0;
}

.rail-link {
  position: relative;
  display: grid;
  min-height: 54px;
  padding: 0 12px;
  grid-template-columns: 34px 1fr;
  align-items: center;
  border: 1px solid transparent;
  color: var(--text-faint);
  font-size: 13px;
  transition:
    color 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.rail-link::after {
  position: absolute;
  right: -23px;
  width: 2px;
  height: 0;
  background: var(--blue);
  box-shadow: 0 0 12px var(--blue);
  content: "";
  transition: height 180ms ease;
}

.rail-link:hover,
.rail-link:focus-visible,
.rail-link.is-active {
  border-color: var(--line);
  background: rgba(154, 183, 220, 0.045);
  color: var(--text);
}

.rail-link.is-active::after {
  height: 24px;
}

.rail-index {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 9px;
}

.rail-footer {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 10px var(--gold);
}

.mobile-header {
  display: none;
}

main {
  margin-left: var(--rail-width);
  overflow: hidden;
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  padding: 80px var(--content-pad) 64px;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: clamp(42px, 7vw, 112px);
  align-items: center;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: -3;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(132, 167, 209, 0.11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(132, 167, 209, 0.08) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: linear-gradient(to right, transparent 0%, #000 42%, #000 100%);
}

.hero-glow {
  position: absolute;
  z-index: -2;
  border-radius: 50%;
  filter: blur(12px);
  pointer-events: none;
}

.hero-glow-blue {
  top: 20%;
  right: 8%;
  width: 38vw;
  height: 38vw;
  background: radial-gradient(circle, rgba(44, 119, 207, 0.12), transparent 68%);
}

.hero-glow-gold {
  right: 22%;
  bottom: 10%;
  width: 18vw;
  height: 18vw;
  background: radial-gradient(circle, rgba(200, 159, 98, 0.07), transparent 70%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.eyebrow {
  display: flex;
  margin: 0 0 28px;
  align-items: center;
  gap: 9px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow span {
  color: var(--blue);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 720px;
  margin-bottom: 28px;
  font-size: clamp(50px, 6vw, 92px);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.hero-intro {
  max-width: 560px;
  margin-bottom: 38px;
  color: var(--text-soft);
  font-size: clamp(16px, 1.4vw, 20px);
  line-height: 1.65;
}

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

.button {
  display: inline-flex;
  min-height: 50px;
  padding: 0 20px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border: 1px solid var(--line-bright);
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(194, 215, 240, 0.55);
}

.button-primary {
  background: linear-gradient(135deg, #eef3f7 0%, #b3c0ce 100%);
  box-shadow: 0 12px 38px rgba(85, 135, 191, 0.13);
  color: #080c12;
}

.button-quiet {
  background: rgba(9, 15, 24, 0.72);
}

.hero-signature {
  display: grid;
  margin-top: clamp(68px, 10vh, 126px);
  gap: 5px;
}

.hero-signature strong {
  color: var(--silver);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-signature span {
  color: var(--text-faint);
  font-size: 11px;
}

.hero-identity {
  position: relative;
  display: grid;
  width: min(100%, 650px);
  margin-inline: auto;
  aspect-ratio: 4 / 3;
  place-items: center;
}

.logo-crop {
  position: relative;
  z-index: 3;
  width: min(42vw, 620px);
  min-width: 360px;
  max-width: 100%;
  aspect-ratio: 408 / 287;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.logo-crop::after {
  display: none;
}

.logo-crop img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: contain;
  transform: none;
  filter: drop-shadow(0 30px 72px rgba(0, 0, 0, 0.46)) contrast(1.02) saturate(0.96);
}

.logo-orbit {
  position: absolute;
  z-index: 2;
  width: 88%;
  aspect-ratio: 1;
  border: 1px solid rgba(123, 167, 218, 0.13);
  border-radius: 50%;
}

.logo-orbit::before,
.logo-orbit::after {
  position: absolute;
  inset: 9%;
  border: 1px dashed rgba(130, 166, 207, 0.1);
  border-radius: inherit;
  content: "";
}

.logo-orbit::after {
  inset: -6%;
  border-style: solid;
  border-color: transparent rgba(200, 159, 98, 0.2) transparent rgba(85, 147, 220, 0.17);
  transform: rotate(32deg);
}

.orbit-point {
  position: absolute;
  z-index: 1;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 14px var(--blue);
}

.orbit-point-one {
  top: 10%;
  right: 22%;
}

.orbit-point-two {
  right: 4%;
  bottom: 30%;
  background: var(--gold);
  box-shadow: 0 0 14px var(--gold);
}

.circuit-field {
  position: absolute;
  z-index: 1;
  inset: 5% 0 35%;
  opacity: 0.44;
  background:
    linear-gradient(90deg, transparent 0 12%, var(--line-bright) 12% 12.2%, transparent 12.2% 100%),
    linear-gradient(0deg, transparent 0 24%, var(--line-bright) 24% 24.3%, transparent 24.3% 100%);
  mask-image: radial-gradient(circle, transparent 0 46%, #000 64%, transparent 91%);
}

.circuit-field span {
  position: absolute;
  width: 24%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(84, 159, 248, 0.7));
}

.circuit-field span::after {
  position: absolute;
  top: -2px;
  right: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 9px var(--blue);
  content: "";
}

.circuit-field span:nth-child(1) { top: 16%; left: 0; }
.circuit-field span:nth-child(2) { top: 38%; right: 0; transform: scaleX(-1); }
.circuit-field span:nth-child(3) { bottom: 19%; left: 2%; width: 18%; }
.circuit-field span:nth-child(4) { right: 1%; bottom: 5%; width: 20%; transform: scaleX(-1); }

.circuit-plinth {
  position: absolute;
  z-index: 1;
  right: 8%;
  bottom: 4%;
  left: 8%;
  height: 29%;
  opacity: 0.7;
}

.circuit-plinth::before,
.circuit-plinth::after,
.circuit-plinth i {
  position: absolute;
  content: "";
}

.circuit-plinth::before {
  top: 10%;
  left: 50%;
  width: 1px;
  height: 78%;
  background: linear-gradient(var(--blue), rgba(91, 165, 255, 0.05));
  box-shadow: 0 0 12px rgba(91, 165, 255, 0.4);
}

.circuit-plinth::after {
  right: 8%;
  bottom: 18%;
  left: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-bright) 25%, var(--line-bright) 75%, transparent);
}

.circuit-plinth i {
  bottom: 18%;
  width: 1px;
  background: linear-gradient(rgba(91, 165, 255, 0.35), transparent);
}

.circuit-plinth i::after {
  position: absolute;
  top: 0;
  left: -2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--silver);
  box-shadow: 0 0 10px var(--blue);
  content: "";
}

.circuit-plinth i:nth-child(1) { left: 18%; height: 36px; }
.circuit-plinth i:nth-child(2) { left: 34%; height: 40px; }
.circuit-plinth i:nth-child(3) { left: 50%; height: 44px; }
.circuit-plinth i:nth-child(4) { left: 66%; height: 40px; }
.circuit-plinth i:nth-child(5) { left: 82%; height: 36px; }

.identity-caption {
  position: absolute;
  right: 7%;
  bottom: 0;
  left: 7%;
  display: flex;
  justify-content: space-between;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.gateway-section {
  padding: clamp(90px, 12vw, 168px) var(--content-pad);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(12, 20, 33, 0.72), rgba(5, 8, 14, 0.96) 54%);
}

.apps-section {
  background:
    radial-gradient(circle at 10% 10%, rgba(31, 97, 177, 0.09), transparent 28%),
    var(--ink);
}

.section-heading {
  display: grid;
  margin-bottom: clamp(48px, 7vw, 90px);
  grid-template-columns: minmax(0, 1.5fr) minmax(220px, 0.5fr);
  gap: 56px;
  align-items: end;
}

.section-heading .eyebrow {
  margin-bottom: 22px;
}

.section-heading h2,
.more-section h2,
.route-panel h2 {
  margin-bottom: 0;
  font-size: clamp(42px, 5vw, 76px);
  font-weight: 500;
  letter-spacing: -0.05em;
  line-height: 1.03;
}

.section-heading > p {
  max-width: 360px;
  margin: 0 0 6px auto;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.8;
}

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

.gateway-card {
  position: relative;
  display: flex;
  min-height: 270px;
  padding: clamp(26px, 3vw, 42px);
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(8, 13, 22, 0.65);
  transition:
    border-color 240ms ease,
    background 240ms ease,
    transform 240ms ease;
}

.gateway-card:nth-child(even) {
  border-left: 0;
}

.gateway-card:nth-child(n + 3) {
  border-top: 0;
}

.gateway-card::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(81, 154, 242, 0.09), transparent 48%);
  opacity: 0;
  content: "";
  transition: opacity 240ms ease;
}

.gateway-card:hover,
.gateway-card:focus-visible {
  z-index: 2;
  border-color: rgba(153, 191, 236, 0.46);
  background: rgba(12, 20, 33, 0.94);
  transform: translateY(-4px);
}

.gateway-card:hover::before,
.gateway-card:focus-visible::before {
  opacity: 1;
}

.card-number {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.card-content {
  position: relative;
  z-index: 1;
}

.card-kicker {
  display: block;
  margin-bottom: 10px;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.gateway-card h3 {
  max-width: 500px;
  margin-bottom: 8px;
  font-size: clamp(25px, 2.4vw, 38px);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.gateway-card p {
  margin-bottom: 0;
  color: var(--text-faint);
  font-size: 12px;
}

.platform-domain {
  display: block;
  margin-top: 12px;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-link {
  display: flex;
  margin-top: 26px;
  align-items: center;
  gap: 10px;
  color: var(--text-soft);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.card-link b {
  color: var(--text);
  font-size: 16px;
  font-weight: 400;
  transition: transform 180ms ease;
}

.gateway-card:hover .card-link b,
.gateway-card:focus-visible .card-link b {
  transform: translateX(4px);
}

.feature-card {
  background:
    radial-gradient(circle at 80% 12%, rgba(59, 133, 220, 0.12), transparent 34%),
    rgba(10, 17, 29, 0.78);
}

.card-signal {
  position: absolute;
  top: 28px;
  right: 28px;
  width: 64px;
  height: 64px;
  border: 1px solid rgba(91, 165, 255, 0.18);
  border-radius: 50%;
}

.card-signal::before,
.card-signal::after {
  position: absolute;
  border-radius: inherit;
  content: "";
}

.card-signal::before {
  inset: 11px;
  border: 1px solid rgba(91, 165, 255, 0.25);
}

.card-signal::after {
  inset: 28px;
  background: var(--blue);
  box-shadow: 0 0 15px var(--blue);
}

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

.app-grid .gateway-card {
  min-height: 310px;
  border-top: 1px solid var(--line);
  border-left: 0;
}

.app-grid .gateway-card:first-child {
  border-left: 1px solid var(--line);
}

.app-card-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  opacity: 0.075;
  filter: grayscale(0.75) saturate(0.7) contrast(1.05);
  mask-image: linear-gradient(to bottom, #000, transparent 84%);
  transform: scale(1.035);
  transition:
    opacity 320ms ease,
    filter 320ms ease,
    transform 520ms ease;
}

.app-card:hover .app-card-art,
.app-card:focus-visible .app-card-art {
  opacity: 0.18;
  filter: grayscale(0.25) saturate(0.86) contrast(1.06);
  transform: scale(1.01);
}

.app-monogram,
.plus-mark {
  position: relative;
  z-index: 1;
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border: 1px solid var(--line-bright);
  color: var(--silver);
  font-size: 21px;
  font-weight: 500;
}

.app-card:nth-child(2) .app-monogram {
  color: var(--blue);
}

.app-card:nth-child(3) .app-monogram {
  color: var(--gold);
}

.more-card {
  background: rgba(180, 196, 217, 0.035);
}

.plus-mark::before,
.plus-mark::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 1px;
  background: var(--silver);
  content: "";
  transform: translate(-50%, -50%);
}

.plus-mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.more-section {
  display: grid;
  min-height: 74vh;
  padding: clamp(90px, 12vw, 168px) var(--content-pad);
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 70px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(34, 76, 125, 0.07), transparent 42%),
    repeating-linear-gradient(90deg, transparent 0 78px, rgba(142, 174, 212, 0.035) 78px 79px),
    var(--ink-soft);
}

.more-copy {
  max-width: 860px;
}

.more-copy h2 {
  margin-bottom: 28px;
}

.more-copy > p:last-child {
  max-width: 600px;
  margin-bottom: 0;
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.8;
}

.site-footer {
  display: flex;
  min-height: 180px;
  padding: 44px var(--content-pad);
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: #03060a;
}

.site-footer div {
  display: grid;
  gap: 5px;
}

.site-footer nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 18px;
}

.site-footer strong {
  color: var(--silver);
  font-size: 12px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.site-footer span,
.site-footer a {
  color: var(--text-faint);
  font-size: 10px;
}

.site-footer a {
  display: flex;
  gap: 9px;
  align-items: center;
  transition: color 180ms ease;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--text);
}

.route-panel {
  width: min(720px, calc(100% - 32px));
  max-height: calc(100svh - 32px);
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line-bright);
  border-radius: 0;
  background: rgba(7, 12, 21, 0.97);
  color: var(--text);
  box-shadow: 0 38px 120px rgba(0, 0, 0, 0.72);
}

.route-panel::backdrop {
  background: rgba(1, 3, 7, 0.78);
  backdrop-filter: blur(8px);
}

.route-panel-inner {
  position: relative;
  min-height: 500px;
  padding: clamp(36px, 7vw, 76px);
  overflow: hidden;
  border-left: 2px solid var(--blue);
}

.route-panel .eyebrow {
  margin-bottom: 32px;
}

.route-panel h2 {
  max-width: 570px;
  margin-bottom: 28px;
}

.route-panel p:not(.eyebrow) {
  max-width: 560px;
  color: var(--text-soft);
  line-height: 1.75;
}

.route-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 2;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-soft);
  cursor: pointer;
  font-size: 24px;
  transition:
    border-color 180ms ease,
    color 180ms ease;
}

.route-close:hover,
.route-close:focus-visible {
  border-color: var(--line-bright);
  color: var(--text);
}

.route-actions {
  margin-top: 42px;
}

.route-line {
  position: absolute;
  right: -80px;
  bottom: 70px;
  width: 330px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
  box-shadow: 0 0 18px rgba(91, 165, 255, 0.38);
  transform: rotate(-32deg);
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 4px;
}

@media (max-width: 1180px) {
  :root {
    --rail-width: 204px;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.75fr);
  }

  .logo-crop {
    width: min(40vw, 540px);
  }

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

  .app-grid .gateway-card:nth-child(3) {
    border-left: 1px solid var(--line);
    border-top: 0;
  }

  .app-grid .gateway-card:nth-child(4) {
    border-top: 0;
  }
}

@media (max-width: 900px) {
  :root {
    --content-pad: clamp(22px, 6vw, 52px);
  }

  .rail {
    display: none;
  }

  .mobile-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 40;
    display: flex;
    height: 72px;
    padding: 0 20px;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--line);
    background: rgba(5, 8, 14, 0.9);
    backdrop-filter: blur(18px);
  }

  .mobile-brand {
    gap: 10px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  .mobile-brand .rail-logo {
    width: 42px;
    height: 42px;
  }

  .menu-button {
    display: flex;
    padding: 9px 0 9px 12px;
    align-items: center;
    gap: 10px;
    border: 0;
    background: none;
    color: var(--text-soft);
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }

  .menu-icon,
  .menu-icon::before,
  .menu-icon::after {
    display: block;
    width: 18px;
    height: 1px;
    background: var(--silver);
    content: "";
    transition: transform 180ms ease;
  }

  .menu-icon::before {
    transform: translateY(-5px);
  }

  .menu-icon::after {
    transform: translateY(4px);
  }

  .menu-button[aria-expanded="true"] .menu-icon {
    background: transparent;
  }

  .menu-button[aria-expanded="true"] .menu-icon::before {
    transform: rotate(45deg);
  }

  .menu-button[aria-expanded="true"] .menu-icon::after {
    transform: translateY(-1px) rotate(-45deg);
  }

  .mobile-menu {
    position: absolute;
    top: 71px;
    right: 0;
    left: 0;
    display: grid;
    padding: 12px 20px 20px;
    border-bottom: 1px solid var(--line);
    background: rgba(5, 8, 14, 0.98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition:
      opacity 180ms ease,
      transform 180ms ease;
  }

  .mobile-menu.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .mobile-menu a {
    padding: 14px 4px;
    border-bottom: 1px solid var(--line);
    color: var(--text-soft);
    font-size: 13px;
  }

  main {
    margin-left: 0;
  }

  .hero {
    min-height: auto;
    padding-top: 142px;
    grid-template-columns: 1fr;
    gap: 62px;
  }

  .hero-copy {
    max-width: 680px;
  }

  .hero-signature {
    margin-top: 56px;
  }

  .hero-identity {
    width: min(100%, 650px);
  }

  .logo-crop {
    width: min(88vw, 560px);
  }

  .section-heading,
  .more-section {
    grid-template-columns: 1fr;
  }

  .section-heading > p {
    max-width: 520px;
    margin-left: 0;
  }

  .more-section {
    align-items: start;
  }

  .more-section .button {
    width: fit-content;
  }
}

@media (max-width: 620px) {
  h1 {
    font-size: clamp(46px, 15vw, 68px);
  }

  .hero {
    padding-top: 124px;
  }

  .hero-actions,
  .hero-actions .button {
    width: 100%;
  }

  .gateway-grid,
  .app-grid {
    grid-template-columns: 1fr;
  }

  .gateway-card,
  .gateway-card:nth-child(even),
  .gateway-card:nth-child(n + 3),
  .app-grid .gateway-card,
  .app-grid .gateway-card:first-child,
  .app-grid .gateway-card:nth-child(3),
  .app-grid .gateway-card:nth-child(4) {
    min-height: 238px;
    border: 1px solid var(--line);
    border-top: 0;
  }

  .gateway-grid .gateway-card:first-child,
  .app-grid .gateway-card:first-child {
    border-top: 1px solid var(--line);
  }

  .logo-crop {
    width: min(92vw, 430px);
    min-width: 280px;
  }

  .hero-identity {
    aspect-ratio: 4 / 3;
  }

  .section-heading h2,
  .more-section h2,
  .route-panel h2 {
    font-size: clamp(38px, 12vw, 56px);
  }

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

  .site-footer nav {
    justify-content: flex-start;
  }

  .route-panel-inner {
    min-height: 460px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}