@font-face {
  font-family: "Radio Canada Big";
  src: url("/assets/fonts/radio-canada-big-regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Radio Canada Big";
  src: url("/assets/fonts/radio-canada-big-medium.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Radio Canada Big";
  src: url("/assets/fonts/radio-canada-big-bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Source Serif Pro";
  src: url("/assets/fonts/source-serif-regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Source Serif Pro";
  src: url("/assets/fonts/source-serif-semibold.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Geist Mono";
  src: url("/assets/fonts/geist-mono-regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Geist Mono";
  src: url("/assets/fonts/geist-mono-medium.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --white: #ffffff;
  --charcoal: #2d2d2d;
  --mid-grey: #4b5055;
  --yellow: #fff600;
  --blue: #0085f3;
  --sky: #9cd5ff;
  --blue-grey: #dae0ed;
  --soft-grey: #f7f8fb;
  --beige: #f5efe2;
  --cream: #fff5dc;
  --line: rgba(45, 45, 45, 0.72);
  --display: "Radio Canada Big", sans-serif;
  --serif: "Source Serif Pro", Georgia, serif;
  --mono: "Geist Mono", monospace;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --section-space: clamp(5rem, 10vw, 9rem);
  --radius: 1rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--charcoal);
  background: var(--beige);
  font-family: var(--display);
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: 20;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.17;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.18'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

button,
input,
textarea {
  font: inherit;
}

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

a {
  color: inherit;
}

p,
h1,
h2,
h3,
dl,
dd {
  margin: 0;
}

p {
  font-family: var(--serif);
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--white);
  background: var(--charcoal);
  transform: translateY(-150%);
}

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

.section-shell {
  width: min(100%, 1440px);
  margin-inline: auto;
}

.section-pad {
  padding: var(--section-space) var(--gutter);
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 1rem;
  right: var(--gutter);
  left: var(--gutter);
  display: flex;
  width: auto;
  max-width: calc(1440px - (var(--gutter) * 2));
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.55rem;
  border: 1px solid rgba(45, 45, 45, 0.45);
  border-radius: calc(var(--radius) + 0.25rem);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
  transition: transform 250ms ease, background 250ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 0.7rem 2.5rem rgba(45, 45, 45, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.65rem;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--charcoal);
  border-radius: 0.8rem;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.5rem);
}

.site-nav a {
  font-family: var(--mono);
  font-size: 0.78rem;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav a:not(.nav-cta) {
  position: relative;
}

.site-nav a:not(.nav-cta)::after {
  position: absolute;
  right: 0;
  bottom: -0.3rem;
  left: 0;
  height: 1px;
  content: "";
  background: var(--charcoal);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  padding: 0.8rem 1rem;
  border-radius: 0.7rem;
  color: var(--white);
  background: var(--charcoal);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.7rem;
  border: 0;
  background: transparent;
  font-family: var(--mono);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.nav-toggle__mark {
  position: relative;
  width: 1.2rem;
  height: 1.2rem;
}

.nav-toggle__mark::before,
.nav-toggle__mark::after {
  position: absolute;
  top: 50%;
  right: 0;
  left: 0;
  height: 1px;
  content: "";
  background: currentColor;
  transition: transform 180ms ease;
}

.nav-toggle__mark::before {
  transform: translateY(-0.2rem);
}

.nav-toggle__mark::after {
  transform: translateY(0.2rem);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__mark::before {
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__mark::after {
  transform: rotate(-45deg);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.serif {
  font-family: var(--serif);
  font-weight: 400;
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  grid-template-columns: minmax(0, 0.94fr) minmax(28rem, 0.76fr);
  align-items: center;
  gap: clamp(2.5rem, 4vw, 5rem);
  padding: clamp(8rem, 12vw, 10rem) var(--gutter) 4rem;
  overflow: hidden;
  background:
    linear-gradient(115deg, rgba(156, 213, 255, 0.68) 0%, rgba(245, 239, 226, 0.7) 48%, rgba(255, 245, 220, 0.95) 100%);
}

.hero::after {
  position: absolute;
  z-index: 0;
  top: -18vw;
  right: -12vw;
  width: 42vw;
  height: 42vw;
  border: 1px solid rgba(45, 45, 45, 0.22);
  border-radius: 50%;
  content: "";
}

.hero__copy,
.hero__visual,
.hero__domains {
  position: relative;
  z-index: 1;
}

.hero__copy {
  padding-top: 2rem;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.hero__eyebrow::before {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  content: "";
  background: var(--blue);
  box-shadow: 0 0 0 0.35rem rgba(0, 133, 243, 0.16);
}

.hero__eyebrow span {
  color: rgba(45, 45, 45, 0.62);
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(3.65rem, 6vw, 6.6rem);
  font-weight: 500;
  line-height: 0.9;
  letter-spacing: -0.055em;
}

.hero h1 span {
  display: block;
}

.hero__intro {
  max-width: 32rem;
  margin-top: 2rem;
  font-size: clamp(1.25rem, 1.8vw, 1.65rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2.25rem;
}

.button {
  position: relative;
  display: inline-flex;
  min-height: 3.35rem;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.25rem;
  overflow: hidden;
  border: 1px solid var(--charcoal);
  border-radius: 0.8rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
}

.button::before {
  position: absolute;
  inset: 0;
  content: "";
  background: var(--blue);
  transform: translateY(102%);
  transition: transform 250ms cubic-bezier(0.77, 0, 0.18, 1);
}

.button:hover::before,
.button:focus-visible::before {
  transform: translateY(0);
}

.button span {
  position: relative;
  z-index: 1;
}

.button--dark {
  color: var(--white);
  background: var(--charcoal);
}

.text-link {
  padding-block: 0.35rem;
  border-bottom: 1px solid var(--charcoal);
  font-family: var(--mono);
  font-size: 0.75rem;
  text-decoration: none;
  text-transform: uppercase;
}

.hero__visual {
  display: flex;
  flex-direction: column;
  min-width: 0;
  transform: rotate(1.1deg);
}

.mountain-window {
  position: relative;
  min-height: clamp(23rem, 40vw, 35rem);
  overflow: hidden;
  border: 1px solid var(--charcoal);
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--cream);
  box-shadow: 1.5rem 1.5rem 0 rgba(45, 45, 45, 0.08);
}

.mountain-source {
  position: absolute;
  inset: 0;
  background-color: var(--cream);
  background-image: url("/assets/mountain.png");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: cover;
  transform: scale(1.02);
}

.mountain-window::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(to bottom, transparent 70%, rgba(0, 133, 243, 0.18)),
    repeating-linear-gradient(90deg, transparent 0 31px, rgba(45, 45, 45, 0.08) 31px 32px);
  mix-blend-mode: multiply;
}

.visual-label {
  position: absolute;
  z-index: 2;
  top: 1rem;
  left: 1rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--charcoal);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.signal-card {
  position: absolute;
  z-index: 3;
  display: flex;
  min-width: 10.5rem;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem;
  border: 1px solid var(--charcoal);
  border-radius: 0.65rem;
  background: var(--white);
  box-shadow: 0.75rem 0.75rem 0 rgba(45, 45, 45, 0.1);
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
}

.signal-card strong {
  color: var(--blue);
  font-family: var(--display);
  font-size: 1.6rem;
}

.signal-card--top {
  top: 18%;
  right: 5%;
}

.signal-card--bottom {
  bottom: 9%;
  left: 6%;
}

.scan-line {
  position: absolute;
  z-index: 2;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--yellow);
  box-shadow: 0 0 1.5rem var(--yellow);
  animation: scan 7s ease-in-out infinite;
}

.hero__status {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--charcoal);
  border-top: 0;
  border-radius: 0 0 var(--radius) var(--radius);
  background: var(--yellow);
}

.hero__status span {
  padding: 1rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  text-align: center;
  text-transform: uppercase;
}

.hero__status span + span {
  border-left: 1px solid var(--charcoal);
}

.hero__domains {
  display: flex;
  grid-column: 1 / -1;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--charcoal);
}

.hero__domains span {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.section-heading {
  display: grid;
  max-width: 74rem;
  grid-template-columns: 0.5fr 1.45fr;
  gap: 1.5rem 4rem;
  margin-bottom: clamp(3.5rem, 7vw, 6rem);
}

.section-heading h2 {
  grid-column: 2;
  font-size: clamp(3rem, 6vw, 6.5rem);
  font-weight: 500;
  line-height: 0.94;
  letter-spacing: -0.055em;
}

.section-heading > p:last-child {
  grid-column: 2;
  max-width: 47rem;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.decisions {
  background: var(--sky);
}

.decision-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--charcoal);
  border-bottom: 1px solid var(--charcoal);
}

.decision-tab {
  display: flex;
  min-height: 12rem;
  flex-direction: column;
  align-items: flex-start;
  padding: 1.2rem;
  border: 0;
  color: var(--charcoal);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background 180ms ease;
}

.decision-tab + .decision-tab {
  border-left: 1px solid var(--charcoal);
}

.decision-tab:hover,
.decision-tab:focus-visible {
  background: rgba(255, 255, 255, 0.34);
}

.decision-tab.is-active {
  background: var(--yellow);
}

.decision-tab__number,
.decision-tab > span:last-child {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.decision-tab strong {
  margin: auto 0 0.65rem;
  font-size: clamp(1.6rem, 2.7vw, 2.4rem);
  text-transform: uppercase;
}

.decision-panel {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  margin-top: 2rem;
  border: 1px solid var(--charcoal);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
}

.decision-panel__copy {
  padding: clamp(2rem, 5vw, 4.5rem);
}

.decision-panel__copy h3 {
  max-width: 12ch;
  margin-top: 1.5rem;
  font-size: clamp(2.2rem, 4vw, 4.25rem);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.decision-panel__copy > p:last-child {
  max-width: 33rem;
  margin-top: 2rem;
  font-size: 1.25rem;
  line-height: 1.35;
}

.decision-signal {
  min-height: 31rem;
  padding: 2rem;
  border-left: 1px solid var(--charcoal);
  background: var(--soft-grey);
}

.decision-signal__head,
.decision-signal__axis {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.signal-bars {
  display: flex;
  height: 21rem;
  align-items: end;
  gap: clamp(0.35rem, 1vw, 0.9rem);
  margin-block: 2.5rem 1rem;
  padding-inline: 1rem;
  border-bottom: 1px solid var(--charcoal);
  background: repeating-linear-gradient(to top, transparent 0 3.95rem, rgba(45,45,45,0.12) 3.95rem 4rem);
}

.signal-bars span {
  width: 100%;
  height: var(--value);
  border: 1px solid var(--charcoal);
  border-bottom: 0;
  background: var(--blue);
  transform-origin: bottom;
  animation: bars-in 700ms both cubic-bezier(0.33, 1, 0.68, 1);
}

.signal-bars span:nth-child(3n) {
  background: var(--yellow);
}

.capability {
  color: var(--white);
  background: var(--charcoal);
}

.section-heading--light .eyebrow,
.section-heading--light > p:last-child {
  color: rgba(255, 255, 255, 0.72);
}

.capability-layout {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.capability-list {
  border-top: 1px solid rgba(255, 255, 255, 0.58);
}

.capability-row {
  display: grid;
  grid-template-columns: 3rem 0.75fr 1fr;
  gap: 1rem;
  padding: 1.6rem 0;
  align-items: baseline;
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
}

.capability-row > span,
.capability-row > p {
  color: rgba(255, 255, 255, 0.62);
}

.capability-row > span {
  font-family: var(--mono);
  font-size: 0.65rem;
}

.capability-row h3 {
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  font-weight: 500;
}

.capability-row p {
  font-size: 1.1rem;
  line-height: 1.35;
}

.function-map {
  position: sticky;
  top: 7rem;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--charcoal);
  background: var(--yellow);
}

.function-map h3 {
  max-width: 12ch;
  margin: 1rem 0 2.5rem;
  font-size: clamp(2rem, 3vw, 3.2rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.function-map ol {
  padding: 0;
  margin: 0;
  list-style: none;
}

.function-map li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--charcoal);
}

.function-map li span {
  font-weight: 700;
}

.function-map li small {
  font-family: var(--mono);
  font-size: 0.56rem;
  text-align: right;
  text-transform: uppercase;
}

.proof {
  background: var(--beige);
}

.proof-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
}

.production-premium,
.proof-note {
  border: 1px solid var(--charcoal);
}

.production-premium {
  display: flex;
  min-height: 34rem;
  flex-direction: column;
  padding: clamp(2rem, 4vw, 4rem);
  color: var(--white);
  background: var(--charcoal);
}

.production-premium h3,
.proof-note h3 {
  font-size: clamp(2.1rem, 4vw, 4.35rem);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.production-premium h3 {
  max-width: 15ch;
  margin-block: auto 2rem;
}

.production-premium > p:last-child {
  max-width: 42rem;
  color: rgba(255, 255, 255, 0.74);
  font-size: 1.25rem;
  line-height: 1.35;
}

.proof-note {
  display: flex;
  min-height: 34rem;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(2rem, 3vw, 3rem);
}

.proof-note h3 {
  margin-top: auto;
}

.proof-note > p:last-child {
  margin-top: 1.25rem;
  font-size: 1.1rem;
  line-height: 1.3;
}

.proof-note--blue {
  background: var(--sky);
}

.value-signals {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 1.5rem;
  border: 1px solid var(--charcoal);
  background: var(--yellow);
}

.value-signals div {
  min-height: 13rem;
  padding: 1.4rem;
}

.value-signals div + div {
  border-left: 1px solid var(--charcoal);
}

.value-signals span {
  display: block;
  font-family: var(--mono);
  font-size: 0.62rem;
}

.value-signals strong {
  display: block;
  margin-top: 3rem;
  font-size: 1.4rem;
}

.value-signals p {
  margin-top: 0.6rem;
  line-height: 1.25;
}

.proof-principle {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 1.5rem;
  padding: clamp(2rem, 4vw, 4rem);
  color: var(--white);
  background: var(--charcoal);
}

.proof-principle p {
  max-width: 20ch;
  font-size: clamp(2rem, 5vw, 4.5rem);
  line-height: 1;
}

.proof-principle span {
  max-width: 15rem;
  color: var(--yellow);
  font-family: var(--mono);
  font-size: 0.72rem;
  text-align: right;
  text-transform: uppercase;
}

.method {
  background: var(--white);
}

.method-steps {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  padding: 0;
  margin: 0;
  list-style: none;
  border-top: 1px solid var(--charcoal);
}

.method-steps li {
  position: relative;
  min-height: 16rem;
  padding: 1.25rem 1rem;
}

.method-steps li + li {
  border-left: 1px solid rgba(45, 45, 45, 0.4);
}

.method-steps li::after {
  position: absolute;
  right: -0.35rem;
  bottom: 1.2rem;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  content: "";
  background: var(--yellow);
  box-shadow: 0 0 0 0.3rem var(--white);
}

.method-steps li:last-child::after {
  display: none;
}

.method-steps span {
  font-family: var(--mono);
  font-size: 0.62rem;
}

.method-steps h3 {
  margin-top: 5rem;
  font-size: 1.45rem;
}

.method-steps p {
  margin-top: 0.55rem;
  line-height: 1.25;
}

.method-contract {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.25rem;
  color: var(--white);
  background: var(--charcoal);
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.method-contract span:last-child {
  color: var(--yellow);
}

.contact {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 7vw, 7rem);
  background: var(--yellow);
}

.contact__intro h2 {
  max-width: 11ch;
  margin-top: 2rem;
  font-size: clamp(3.5rem, 7vw, 7rem);
  font-weight: 500;
  line-height: 0.9;
  letter-spacing: -0.055em;
}

.contact__intro > p:not(.eyebrow) {
  max-width: 39rem;
  margin-top: 2rem;
  font-size: 1.35rem;
  line-height: 1.3;
}

.contact__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 4rem;
  border-top: 1px solid var(--charcoal);
}

.contact__facts div {
  padding: 1rem 0.75rem 0 0;
}

.contact__facts div + div {
  padding-left: 0.75rem;
  border-left: 1px solid var(--charcoal);
}

.contact__facts dt {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.contact__facts dd {
  margin-top: 0.5rem;
  font-family: var(--serif);
  line-height: 1.2;
}

.contact-form {
  align-self: start;
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--charcoal);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 1rem 1rem 0 rgba(45, 45, 45, 0.12);
}

.contact-form__heading {
  display: flex;
  min-height: 1.5rem;
  justify-content: space-between;
  gap: 1rem;
}

.form-status {
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.contact-form label {
  display: block;
  margin-top: 1.8rem;
}

.contact-form label > span {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.8rem 0;
  border: 0;
  border-bottom: 1px solid var(--charcoal);
  border-radius: 0;
  outline: 0;
  background: transparent;
  font-family: var(--serif);
  font-size: 1.15rem;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-bottom-width: 3px;
  border-color: var(--blue);
}

.contact-form .button {
  width: 100%;
  margin-top: 2rem;
}

.contact-form__note {
  margin-top: 1rem;
  color: var(--mid-grey);
  font-family: var(--mono);
  font-size: 0.65rem;
  text-align: center;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  padding: 2rem var(--gutter);
  color: var(--white);
  background: var(--charcoal);
}

.brand--footer {
  justify-self: start;
  border-color: var(--white);
}

.site-footer p {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.site-footer p:last-child {
  justify-self: end;
}

.reveal {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity 650ms ease, transform 650ms cubic-bezier(0.33, 1, 0.68, 1);
}

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

@keyframes scan {
  0%, 100% { left: 8%; opacity: 0; }
  15%, 85% { opacity: 1; }
  50% { left: 92%; }
}

@keyframes bars-in {
  from { transform: scaleY(0); }
}

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 9rem;
  }

  .hero__copy {
    max-width: 60rem;
  }

  .hero h1 {
    max-width: 13ch;
  }

  .hero__visual {
    width: min(100%, 48rem);
    justify-self: end;
  }

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

  .section-heading h2,
  .section-heading > p:last-child {
    grid-column: 1;
  }

  .capability-layout,
  .proof-grid,
  .contact {
    grid-template-columns: 1fr;
  }

  .function-map {
    position: relative;
    top: auto;
  }

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

  .method-steps li:nth-child(4) {
    border-left: 0;
  }

  .method-steps li:nth-child(-n+3) {
    border-bottom: 1px solid rgba(45,45,45,0.4);
  }
}

@media (max-width: 760px) {
  :root {
    --section-space: 5rem;
  }

  .site-header {
    top: 0.65rem;
    right: 0.65rem;
    left: 0.65rem;
  }

  .brand {
    min-height: 2.4rem;
    font-size: 1.15rem;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    padding: 0.55rem;
    border: 1px solid var(--charcoal);
    border-radius: 1rem;
    background: var(--white);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-0.5rem);
    transition: opacity 180ms ease, transform 180ms ease;
  }

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

  .site-nav a {
    padding: 1rem;
    border-radius: 0.65rem;
  }

  .nav-cta {
    margin-top: 0.3rem;
  }

  .hero {
    min-height: auto;
    padding-top: 7.5rem;
  }

  .hero h1 {
    font-size: clamp(3.2rem, 16vw, 5.4rem);
  }

  .hero__eyebrow {
    align-items: flex-start;
  }

  .hero__eyebrow span {
    display: none;
  }

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

  .mountain-window {
    min-height: 25rem;
  }

  .mountain-source {
    background-position: center bottom;
    background-size: cover;
  }

  .hero__status {
    grid-template-columns: 1fr;
  }

  .hero__status span + span {
    border-top: 1px solid var(--charcoal);
    border-left: 0;
  }

  .hero__domains {
    flex-wrap: wrap;
  }

  .hero__domains span {
    width: calc(50% - 0.5rem);
  }

  .section-heading {
    gap: 1.5rem;
  }

  .section-heading h2 {
    font-size: clamp(3rem, 14vw, 4.5rem);
  }

  .decision-tabs {
    grid-template-columns: 1fr 1fr;
  }

  .decision-tab {
    min-height: 9.5rem;
  }

  .decision-tab:nth-child(3) {
    border-left: 0;
  }

  .decision-tab:nth-child(n+3) {
    border-top: 1px solid var(--charcoal);
  }

  .decision-panel {
    grid-template-columns: 1fr;
  }

  .decision-signal {
    min-height: 24rem;
    border-top: 1px solid var(--charcoal);
    border-left: 0;
  }

  .signal-bars {
    height: 15rem;
  }

  .capability-row {
    grid-template-columns: 2.5rem 1fr;
  }

  .capability-row p {
    grid-column: 2;
  }

  .value-signals {
    grid-template-columns: 1fr 1fr;
  }

  .value-signals div:nth-child(3) {
    border-left: 0;
  }

  .value-signals div:nth-child(n+3) {
    border-top: 1px solid var(--charcoal);
  }

  .proof-principle {
    align-items: flex-start;
    flex-direction: column;
  }

  .proof-principle span {
    text-align: left;
  }

  .method-steps {
    grid-template-columns: 1fr 1fr;
  }

  .method-steps li {
    min-height: 13rem;
  }

  .method-steps li:nth-child(4) {
    border-left: 1px solid rgba(45,45,45,0.4);
  }

  .method-steps li:nth-child(odd) {
    border-left: 0;
  }

  .method-steps li:nth-child(-n+4) {
    border-bottom: 1px solid rgba(45,45,45,0.4);
  }

  .method-steps h3 {
    margin-top: 3rem;
  }

  .method-contract {
    align-items: flex-start;
    flex-direction: column;
  }

  .contact__facts {
    grid-template-columns: 1fr;
  }

  .contact__facts div + div {
    margin-top: 0.9rem;
    padding: 0.9rem 0 0;
    border-top: 1px solid var(--charcoal);
    border-left: 0;
  }

  .site-footer {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .site-footer p:last-child {
    justify-self: start;
  }
}

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

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