:root {
  --navy: #06192d;
  --navy-deep: #071522;
  --navy-soft: #0a2036;
  --orange: #ff8a2b;
  --orange-light: #ffa45c;
  --cream: #f4efe4;
  --muted: rgba(221, 226, 229, 0.68);
  --quiet: rgba(221, 226, 229, 0.44);
  --line: rgba(255, 138, 43, 0.24);
  --line-light: rgba(244, 239, 228, 0.16);
  --page-pad: clamp(1.15rem, 4vw, 4rem);
  --max-width: 92rem;
  --sans: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: "Source Serif 4", Charter, "Iowan Old Style", Georgia, serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--cream);
  background:
    radial-gradient(circle at 84% 3%, rgba(255, 138, 43, 0.06), transparent 27rem),
    var(--navy-deep);
  font-family: var(--sans);
  font-size: clamp(1rem, 1.1vw, 1.1rem);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

::selection {
  color: var(--navy-deep);
  background: var(--orange);
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.7rem 1rem;
  color: var(--navy-deep);
  background: var(--cream);
  transform: translateY(-180%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  display: flex;
  width: 100%;
  max-width: none;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem var(--page-pad);
  border-bottom: 1px solid transparent;
  background: transparent;
  transition: min-height 220ms ease, padding 220ms ease, background-color 220ms ease, border-color 220ms ease;
}

.site-header.scrolled {
  min-height: 4.25rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  border-color: var(--line-light);
  background: rgba(7, 21, 34, 0.92);
  backdrop-filter: blur(16px);
}

.wordmark {
  position: relative;
  z-index: 22;
  color: var(--orange);
  font-family: var(--sans);
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.4rem, 3vw, 3.4rem);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-nav a {
  color: var(--quiet);
  transition: color 180ms ease;
}

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

.site-nav .nav-contact {
  min-width: 6.8rem;
  padding: 0.75rem 1rem;
  color: var(--cream);
  border: 1px solid var(--line-light);
  text-align: center;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.site-nav .nav-contact:hover,
.site-nav .nav-contact:focus-visible {
  color: var(--navy-deep);
  border-color: var(--orange);
  background: var(--orange);
}

.menu-button {
  position: relative;
  z-index: 22;
  display: none;
  width: 2.8rem;
  height: 2.8rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
}

.menu-button span {
  position: absolute;
  left: 50%;
  width: 1rem;
  height: 1px;
  background: var(--cream);
  transform: translateX(-50%);
  transition: transform 180ms ease, top 180ms ease;
}

.menu-button span:first-child {
  top: 1.08rem;
}

.menu-button span:last-child {
  top: 1.58rem;
}

.menu-button[aria-expanded="true"] span:first-child {
  top: 1.35rem;
  transform: translateX(-50%) rotate(45deg);
}

.menu-button[aria-expanded="true"] span:last-child {
  top: 1.35rem;
  transform: translateX(-50%) rotate(-45deg);
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(9.5rem, 18vh, 12.5rem) var(--page-pad) 2rem;
  grid-template-columns: minmax(0, 1.1fr) minmax(22rem, 0.9fr);
  align-items: center;
  column-gap: clamp(3rem, 5vw, 6rem);
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: 3rem;
  right: -10rem;
  width: 36rem;
  height: 36rem;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(255, 138, 43, 0.1), transparent 67%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding: 2rem 0;
}

.eyebrow {
  display: flex;
  margin: 0 0 1.7rem;
  align-items: center;
  gap: 0.75rem;
  color: var(--orange);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 1.9rem;
  height: 1px;
  content: "";
  background: var(--orange);
  opacity: 0.7;
}

.hero h1 {
  max-width: 10em;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.2rem, 5vw, 4.6rem);
  font-weight: 450;
  line-height: 0.99;
  letter-spacing: -0.04em;
}

.hero h1 em {
  color: var(--orange);
  font-weight: 500;
}

.hero-intro {
  max-width: 35rem;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: clamp(1.03rem, 1.45vw, 1.25rem);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.65rem;
  margin-top: 2.6rem;
}

.button {
  display: inline-flex;
  min-height: 3.3rem;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.button-primary {
  color: var(--navy-deep);
  border: 1px solid var(--orange);
  background: var(--orange);
  transition: color 180ms ease, background-color 180ms ease;
}

.button-primary:hover,
.button-primary:focus-visible {
  color: var(--orange);
  background: transparent;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line-light);
  color: var(--cream);
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.text-link span {
  color: var(--orange);
  transition: transform 180ms ease;
}

.text-link:hover span,
.text-link:focus-visible span {
  transform: translate(3px, 3px);
}

.assurance-mark {
  position: relative;
  z-index: 2;
  width: min(31vw, 28rem);
  min-width: 21rem;
  aspect-ratio: 1;
  justify-self: center;
  isolation: isolate;
}

.system-field {
  position: absolute;
  z-index: 0;
  inset: 2%;
  transform-origin: center;
  animation: system-noise 12s cubic-bezier(0.45, 0, 0.2, 1) infinite;
}

.system-node {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(244, 239, 228, 0.52);
  box-shadow: 0 0 9px rgba(244, 239, 228, 0.18);
  animation: detail-filter 12s ease-in-out infinite;
}

.system-node:nth-child(1) {
  top: 4%;
  left: 49%;
}

.system-node:nth-child(2) {
  top: 13%;
  left: 23%;
}

.system-node:nth-child(3) {
  top: 20%;
  left: 78%;
}

.system-node:nth-child(4) {
  top: 39%;
  left: 3%;
}

.system-node:nth-child(5) {
  top: 45%;
  left: 91%;
}

.system-node:nth-child(6) {
  top: 68%;
  left: 10%;
}

.system-node:nth-child(7) {
  top: 78%;
  left: 76%;
}

.system-node:nth-child(8) {
  top: 92%;
  left: 46%;
}

.system-node:nth-child(9) {
  top: 33%;
  left: 35%;
}

.system-node:nth-child(10) {
  top: 64%;
  left: 61%;
}

.system-node:nth-child(11) {
  top: 17%;
  left: 60%;
}

.system-node:nth-child(12) {
  top: 73%;
  left: 37%;
}

.system-node:nth-child(3n) {
  width: 6px;
  height: 6px;
  background: rgba(244, 239, 228, 0.34);
}

.orbit {
  position: absolute;
  z-index: 1;
  border: 1px solid var(--line-light);
  border-radius: 50%;
}

.orbit-outer {
  inset: 0;
  border-color: rgba(244, 239, 228, 0.2);
  transform-origin: center;
  animation: system-ring 12s cubic-bezier(0.45, 0, 0.2, 1) infinite;
}

.orbit-inner {
  inset: 17%;
  border-style: dashed;
  border-color: rgba(255, 138, 43, 0.42);
  transform-origin: center;
  animation: abstraction-settle 12s cubic-bezier(0.45, 0, 0.2, 1) infinite;
}

.orbit-inner::before {
  position: absolute;
  inset: 13%;
  content: "";
  border: 1px solid rgba(244, 239, 228, 0.12);
  border-radius: 50%;
}

.preserved-property {
  position: absolute;
  z-index: 4;
  top: var(--start-y);
  left: var(--start-x);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 18px rgba(255, 138, 43, 0.82);
  transform: translate(-50%, -50%);
  animation: preserve-property 12s cubic-bezier(0.45, 0, 0.2, 1) infinite;
}

.property-one {
  --start-x: 3%;
  --start-y: 28%;
  --mid-x: 27%;
  --mid-y: 35%;
  --end-x: 43%;
  --end-y: 39%;
}

.property-two {
  --start-x: 97%;
  --start-y: 49%;
  --mid-x: 73%;
  --mid-y: 49%;
  --end-x: 62%;
  --end-y: 49%;
}

.property-three {
  --start-x: 20%;
  --start-y: 88%;
  --mid-x: 34%;
  --mid-y: 70%;
  --end-x: 45%;
  --end-y: 61%;
}

.verification-echo {
  position: absolute;
  z-index: 2;
  inset: 33%;
  border: 1px solid rgba(255, 138, 43, 0.72);
  border-radius: 50%;
  opacity: 0;
  transform-origin: center;
  animation: verification-echo 12s ease-out infinite;
}

.mark-core {
  position: absolute;
  z-index: 3;
  inset: 33%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-light);
  border-radius: 50%;
  background: rgba(7, 21, 34, 0.7);
  backdrop-filter: blur(12px);
  transform-origin: center;
  animation: assurance-settle 12s ease-in-out infinite;
}

.mark-letter {
  color: rgba(244, 239, 228, 0.42);
  font-family: var(--sans);
  font-size: clamp(1rem, 1.8vw, 1.45rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.035em;
  transform-origin: center;
  animation: stage-assurance 12s ease-in-out infinite;
}

.layer-label,
.preservation-label {
  position: absolute;
  z-index: 5;
  padding: 0.25rem 0.55rem;
  color: var(--quiet);
  background: var(--navy-deep);
  font-family: var(--mono);
  font-size: clamp(0.62rem, 0.9vw, 0.72rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.label-system {
  top: -0.85rem;
  left: 50%;
  color: rgba(244, 239, 228, 0.62);
  transform: translateX(-50%);
  animation: stage-system 12s ease-in-out infinite;
}

.label-abstraction {
  top: 17%;
  right: 3%;
  color: rgba(255, 138, 43, 0.82);
  transform-origin: center;
  animation: stage-abstraction 12s ease-in-out infinite;
}

.preservation-label {
  bottom: -2rem;
  left: 50%;
  color: rgba(244, 239, 228, 0.72);
  letter-spacing: 0.08em;
  text-transform: none;
  transform: translateX(-50%);
  animation: stage-preservation 12s ease-in-out infinite;
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(7rem, 12vw, 11rem) var(--page-pad);
}

.section-kicker {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  color: var(--orange);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.kicker-line {
  height: 1px;
  background: var(--line);
}

.about {
  position: relative;
}

.about-grid {
  display: grid;
  margin-top: clamp(3.5rem, 7vw, 6.5rem);
  grid-template-columns: minmax(0, 0.95fr) minmax(24rem, 1.05fr);
  gap: clamp(3rem, 5vw, 5.5rem);
  align-items: start;
}

.about-intro {
  min-width: 0;
}

.about-bridge {
  margin: clamp(2rem, 4vw, 3.5rem) 0 0;
}

.about-bridge img {
  display: block;
  width: 100%;
  height: auto;
}

.section-title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 5.2vw, 5.6rem);
  font-weight: 450;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.about .section-title::first-line {
  color: var(--cream);
}

.about-copy {
  min-width: 0;
  padding-top: 0.4rem;
  color: var(--muted);
}

.about-copy p {
  margin: 0;
}

.about-copy p + p {
  margin-top: 2rem;
}

.about-copy .lead {
  color: var(--cream);
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.4vw, 2.15rem);
  font-weight: 450;
  line-height: 1.4;
}

.approach {
  max-width: none;
  padding-top: clamp(4.5rem, 7vw, 6.5rem);
  padding-right: max(var(--page-pad), calc((100vw - var(--max-width)) / 2 + var(--page-pad)));
  padding-bottom: clamp(4.5rem, 7vw, 6.5rem);
  padding-left: max(var(--page-pad), calc((100vw - var(--max-width)) / 2 + var(--page-pad)));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--navy-deep);
}

.approach .section-title {
  font-size: clamp(2.5rem, 4.4vw, 4.6rem);
}

.section-heading-row {
  display: grid;
  grid-template-columns: 1fr minmax(15rem, 24rem);
  gap: 3rem;
  align-items: end;
}

.section-aside {
  margin: 0 0 0.55rem;
  color: var(--muted);
  line-height: 1.65;
}

.abstraction-summary {
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
  padding: clamp(1.2rem, 2vw, 1.7rem) 0;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  font-weight: 450;
  line-height: 1.35;
  letter-spacing: -0.025em;
}

.principles {
  padding-top: clamp(5rem, 9vw, 8rem);
  padding-bottom: clamp(5rem, 9vw, 8rem);
}

.principles-panel {
  position: relative;
  padding: clamp(2rem, 5vw, 5rem);
  background: var(--orange);
  overflow: hidden;
}

.principles .eyebrow,
.principles .section-title {
  color: var(--navy-deep);
}

.principles .eyebrow::before {
  background: var(--navy-deep);
}

.principles .section-title {
  max-width: 17ch;
}

.contact {
  padding-top: clamp(7rem, 13vw, 12rem);
  padding-bottom: clamp(7rem, 13vw, 12rem);
}

.contact-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: end;
}

.contact h2 {
  max-width: 15ch;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.4rem, 7vw, 7rem);
  font-weight: 450;
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.round-link {
  display: flex;
  min-width: 11.5rem;
  min-height: 4rem;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 0.9rem 1.4rem;
  color: var(--navy-deep);
  border: 1px solid var(--orange);
  background: var(--orange);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 180ms ease, background-color 180ms ease;
}

.round-link:hover,
.round-link:focus-visible {
  color: var(--orange);
  background: transparent;
}

.round-link span:last-child {
  font-size: 1rem;
}

.site-footer {
  display: grid;
  max-width: calc(var(--max-width) - (var(--page-pad) * 2));
  margin: 0 auto 1.2rem;
  padding: 1.3rem 1.5rem;
  border: 1px solid var(--line);
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
  color: var(--quiet);
  font-family: var(--mono);
  font-size: 0.57rem;
  letter-spacing: 0.08em;
}

.site-footer .wordmark {
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0;
}

.site-footer p:nth-child(2) {
  text-align: center;
}

.site-footer p:last-child {
  text-align: right;
}

.reveal {
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 700ms cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

@keyframes system-noise {
  0%,
  100% {
    transform: rotate(0deg) scale(1);
  }

  14% {
    transform: rotate(4deg) scale(1.015);
  }

  30% {
    transform: translate(1%, -1%) rotate(-3deg) scale(1.01);
  }

  48% {
    transform: rotate(2deg) scale(0.985);
  }

  62%,
  74% {
    transform: rotate(0deg) scale(0.96);
  }

  88% {
    transform: rotate(-2deg) scale(0.99);
  }
}

@keyframes detail-filter {
  0%,
  25%,
  100% {
    opacity: 0.58;
    transform: scale(1);
  }

  48% {
    opacity: 0.28;
  }

  60%,
  76% {
    opacity: 0.1;
    transform: scale(0.65);
  }

  90% {
    opacity: 0.4;
    transform: scale(0.9);
  }
}

@keyframes system-ring {
  0%,
  20%,
  100% {
    opacity: 1;
    border-color: rgba(255, 138, 43, 0.58);
    transform: rotate(0deg) scale(1);
  }

  28% {
    border-color: rgba(244, 239, 228, 0.22);
    transform: rotate(-5deg) scale(1.015);
  }

  58%,
  74% {
    opacity: 0.44;
    border-color: rgba(244, 239, 228, 0.16);
    transform: rotate(0deg) scale(0.97);
  }

  88% {
    opacity: 0.68;
    border-color: rgba(244, 239, 228, 0.2);
    transform: rotate(3deg) scale(0.99);
  }
}

@keyframes abstraction-settle {
  0%,
  100% {
    border-color: rgba(255, 138, 43, 0.22);
    transform: rotate(-18deg) scale(1.04);
  }

  26% {
    border-color: rgba(255, 138, 43, 0.36);
    transform: rotate(7deg) scale(1.01);
  }

  38%,
  52% {
    border-color: rgba(255, 138, 43, 0.82);
    transform: rotate(0deg) scale(0.96);
  }

  64%,
  76% {
    border-color: rgba(255, 138, 43, 0.38);
    transform: rotate(0deg) scale(0.98);
  }

  90% {
    border-color: rgba(255, 138, 43, 0.38);
    transform: rotate(-12deg) scale(1.02);
  }
}

@keyframes stage-system {
  0%,
  18%,
  100% {
    color: var(--orange);
    background: rgba(255, 138, 43, 0.12);
    text-shadow: 0 0 16px rgba(255, 138, 43, 0.68);
    transform: translateX(-50%) scale(1.08);
  }

  30%,
  88% {
    color: var(--quiet);
    background: var(--navy-deep);
    text-shadow: none;
    transform: translateX(-50%) scale(1);
  }
}

@keyframes stage-abstraction {
  0%,
  24%,
  66%,
  100% {
    color: var(--quiet);
    background: var(--navy-deep);
    text-shadow: none;
    transform: scale(1);
  }

  36%,
  52% {
    color: var(--orange);
    background: rgba(255, 138, 43, 0.12);
    text-shadow: 0 0 16px rgba(255, 138, 43, 0.68);
    transform: scale(1.08);
  }
}

@keyframes stage-assurance {
  0%,
  50%,
  90%,
  100% {
    color: rgba(244, 239, 228, 0.42);
    text-shadow: none;
    transform: scale(1);
  }

  60%,
  76% {
    color: var(--orange);
    text-shadow: 0 0 20px rgba(255, 138, 43, 0.78);
    transform: scale(1.1);
  }
}

@keyframes stage-preservation {
  0%,
  28%,
  90%,
  100% {
    opacity: 0.18;
    transform: translateX(-50%) translateY(0.3rem);
  }

  44%,
  76% {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@keyframes preserve-property {
  0%,
  18% {
    top: var(--start-y);
    left: var(--start-x);
    opacity: 0.9;
    transform: translate(-50%, -50%) scale(1);
  }

  44% {
    top: var(--mid-y);
    left: var(--mid-x);
    opacity: 1;
    transform: translate(-50%, -50%) scale(0.92);
  }

  58%,
  74% {
    top: var(--end-y);
    left: var(--end-x);
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.12);
  }

  82% {
    top: var(--end-y);
    left: var(--end-x);
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.72);
  }

  83% {
    top: var(--start-y);
    left: var(--start-x);
    opacity: 0;
  }

  100% {
    top: var(--start-y);
    left: var(--start-x);
    opacity: 0.9;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes assurance-settle {
  0%,
  48%,
  100% {
    border-color: var(--line-light);
    box-shadow: 0 0 0 rgba(255, 138, 43, 0);
    transform: scale(1);
  }

  60% {
    border-color: rgba(255, 138, 43, 0.72);
    box-shadow: 0 0 34px rgba(255, 138, 43, 0.16);
    transform: scale(1.045);
  }

  74% {
    border-color: rgba(255, 138, 43, 0.4);
    box-shadow: 0 0 20px rgba(255, 138, 43, 0.08);
    transform: scale(1);
  }
}

@keyframes verification-echo {
  0%,
  57% {
    opacity: 0;
    transform: scale(1);
  }

  62% {
    opacity: 0.68;
    transform: scale(1.05);
  }

  82% {
    opacity: 0;
    transform: scale(3);
  }

  100% {
    opacity: 0;
    transform: scale(3);
  }
}

@media (min-width: 761px) and (max-width: 1100px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.7rem;
  }

  .about-copy {
    max-width: 48rem;
    justify-self: start;
  }
}

@media (max-width: 960px) {
  .hero {
    min-height: auto;
    padding-top: 10rem;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 47rem;
  }

  .assurance-mark {
    width: min(52vw, 26rem);
    margin: 4rem 4% 2rem 0;
    justify-self: end;
  }

}

@media (max-width: 760px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.7rem;
  }

  .about-copy {
    max-width: 44rem;
    justify-self: end;
  }

  .site-header {
    top: 0;
    min-height: 4.4rem;
    padding: 0.9rem var(--page-pad);
    background: transparent;
    backdrop-filter: none;
  }

  .site-header.scrolled {
    backdrop-filter: none;
  }

  .wordmark {
    font-size: 1.35rem;
  }

  .menu-button {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    display: flex;
    visibility: hidden;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.2rem;
    padding: 6rem var(--page-pad);
    background: rgba(7, 21, 34, 0.985);
    opacity: 0;
    transform: translateY(-0.75rem);
    transition: opacity 200ms ease, transform 200ms ease, visibility 200ms;
  }

  .site-nav.open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav a {
    color: var(--cream);
    font-family: var(--serif);
    font-size: clamp(2.1rem, 11vw, 3.5rem);
    font-weight: 450;
    line-height: 1.1;
    letter-spacing: -0.03em;
    text-transform: none;
  }

  .site-nav .nav-contact {
    min-width: 0;
    margin-top: 1rem;
    padding: 0.8rem 1.2rem;
    color: var(--navy-deep);
    border-color: var(--orange);
    background: var(--orange);
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }

  .hero {
    padding-top: 8.5rem;
    padding-bottom: 1.2rem;
  }

  .hero h1 {
    font-size: clamp(2.8rem, 12vw, 4rem);
  }

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

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.9rem;
  }

  .assurance-mark {
    width: min(76vw, 21rem);
    min-width: 0;
    margin: 4.5rem auto 2rem;
    justify-self: center;
  }

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

  .section-heading-row {
    gap: 1.8rem;
  }

  .section-aside {
    max-width: 27rem;
  }

  .about-bridge {
    overflow: hidden;
  }

  .about-bridge img {
    width: 170%;
    max-width: none;
    transform: translateX(-20.6%);
  }

  .contact-row {
    gap: 2.5rem;
  }

  .round-link {
    justify-self: start;
  }

  .site-footer {
    width: calc(100% - (var(--page-pad) * 2));
    grid-template-columns: 1fr auto;
    row-gap: 0.5rem;
  }

  .site-footer p:nth-child(2) {
    grid-column: 1 / -1;
    grid-row: 2;
    text-align: left;
  }

}

@media (max-width: 420px) {
  .hero {
    padding-top: 7.5rem;
  }

  .hero-copy {
    padding-top: 1.25rem;
  }

  .hero .eyebrow {
    gap: 0.55rem;
    margin-bottom: 1.4rem;
    font-size: 0.6rem;
    letter-spacing: 0.16em;
    white-space: nowrap;
  }

  .hero .eyebrow::before {
    flex: 0 0 1.5rem;
    width: 1.5rem;
  }

  .hero-intro {
    margin-top: 1.65rem;
  }

  .hero-actions {
    margin-top: 2rem;
  }

  .assurance-mark {
    margin-top: 3.75rem;
  }
}

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

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