:root {
  color-scheme: light;
  --ink: #0b1624;
  --ink-soft: #39485a;
  --paper: #f8fafc;
  --white: #ffffff;
  --line: #d7dee7;
  --accent: #176b8c;
  --accent-dark: #0d4d68;
  --focus: #f5a623;
  --shell: 72rem;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 20rem;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-underline-offset: 0.22em;
  text-decoration-thickness: 0.08em;
}

a:hover {
  color: var(--accent-dark);
}

a:focus-visible {
  border-radius: 0.15rem;
  outline: 0.2rem solid var(--focus);
  outline-offset: 0.25rem;
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.85rem;
  transform: translateY(-180%);
  background: var(--white);
  box-shadow: 0 0.25rem 1rem rgb(11 22 36 / 18%);
  font-weight: 700;
}

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

.shell {
  width: min(calc(100% - 3rem), var(--shell));
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid rgb(255 255 255 / 14%);
  background: var(--ink);
  color: var(--white);
}

.header-inner {
  display: flex;
  min-height: 5.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand:hover,
.site-header a:hover {
  color: var(--white);
}

.brand-mark {
  display: grid;
  width: 2.7rem;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgb(255 255 255 / 54%);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-name,
.header-contact {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.header-contact {
  text-decoration-color: rgb(255 255 255 / 55%);
}

.hero {
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}

.hero-grid {
  display: grid;
  min-height: clamp(31rem, 68vh, 43rem);
  grid-template-columns: minmax(0, 1.55fr) minmax(15rem, 0.65fr);
  align-items: stretch;
  gap: clamp(3rem, 8vw, 8rem);
}

.hero-copy {
  align-self: center;
  padding-block: clamp(5.25rem, 10vw, 9rem);
}

.eyebrow,
.kicker,
.signal-code {
  margin: 0 0 1.35rem;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow {
  color: #8dd1e8;
}

h1,
h2,
p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(3rem, 7.2vw, 6.5rem);
  font-weight: 680;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.hero-intro {
  max-width: 40rem;
  margin: 2rem 0 0;
  color: #c6d0dc;
  font-size: clamp(1.08rem, 1.7vw, 1.32rem);
  line-height: 1.55;
}

.signal {
  position: relative;
  display: flex;
  min-height: 100%;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(4rem, 9vw, 8rem) 0 clamp(3rem, 7vw, 5.5rem) clamp(1.75rem, 4vw, 3.5rem);
  border-left: 1px solid rgb(255 255 255 / 17%);
}

.signal::before {
  position: absolute;
  top: 0;
  left: -1px;
  width: 1px;
  height: 21%;
  background: #69bfdc;
  content: "";
}

.signal-label {
  color: rgb(255 255 255 / 14%);
  font-size: clamp(4.5rem, 11vw, 9rem);
  font-weight: 800;
  letter-spacing: -0.09em;
  line-height: 0.8;
  writing-mode: vertical-rl;
}

.signal-line {
  width: 3.25rem;
  border-top: 1px solid #69bfdc;
}

.signal-code {
  margin: 0;
  color: #92a3b6;
}

.company,
.contact {
  padding-block: clamp(4.5rem, 9vw, 8rem);
}

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

.contact {
  border-top: 1px solid var(--line);
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(4rem, 0.33fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 7rem);
}

.section-index {
  margin: 0;
  color: var(--accent);
  font-size: 0.77rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.section-content {
  max-width: 45rem;
}

.kicker {
  margin-bottom: 1rem;
  color: var(--accent-dark);
}

h2 {
  margin: 0 0 1.5rem;
  font-size: clamp(2rem, 4.5vw, 3.7rem);
  font-weight: 680;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.section-content > p:not(.kicker) {
  max-width: 40rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.65vw, 1.24rem);
}

.email-link {
  display: inline-block;
  margin-top: 2rem;
  color: var(--accent-dark);
  font-size: clamp(1.05rem, 2.1vw, 1.5rem);
  font-weight: 720;
}

.site-footer {
  padding-block: 2.75rem;
  border-top: 1px solid rgb(255 255 255 / 14%);
  background: var(--ink);
  color: #c6d0dc;
}

.footer-inner {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
}

.footer-brand,
.copyright {
  margin: 0;
}

.footer-brand {
  color: var(--white);
  font-weight: 700;
}

.copyright {
  margin-top: 0.35rem;
  font-size: 0.85rem;
}

.site-footer a {
  color: var(--white);
}

.legal-main,
.error-main {
  background: var(--white);
}

.legal-wrap,
.error-wrap {
  width: min(calc(100% - 3rem), 48rem);
  margin-inline: auto;
  padding-block: clamp(4rem, 9vw, 8rem);
}

.legal-wrap h1,
.error-wrap h1 {
  max-width: 12ch;
  color: var(--ink);
  font-size: clamp(2.7rem, 7vw, 5.3rem);
}

.legal-meta {
  margin: 1.25rem 0 3rem;
  color: var(--ink-soft);
}

.legal-wrap h2 {
  margin: 2.75rem 0 0.8rem;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  letter-spacing: -0.025em;
}

.legal-wrap p,
.error-wrap p {
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.back-link {
  display: inline-block;
  margin-top: 2rem;
  color: var(--accent-dark);
  font-weight: 720;
}

@media (max-width: 46rem) {
  .shell,
  .legal-wrap,
  .error-wrap {
    width: min(calc(100% - 2rem), var(--shell));
  }

  .header-inner {
    min-height: 4.75rem;
  }

  .brand-name {
    font-size: 0.75rem;
  }

  .header-contact {
    font-size: 0.72rem;
  }

  .hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 0;
  }

  .hero-copy {
    padding-block: 5rem 4.25rem;
  }

  .signal {
    min-height: auto;
    flex-direction: row;
    align-items: center;
    padding: 1.4rem 0;
    border-top: 1px solid rgb(255 255 255 / 17%);
    border-left: 0;
  }

  .signal::before {
    width: 24%;
    height: 1px;
  }

  .signal-label {
    font-size: 3.2rem;
    writing-mode: horizontal-tb;
  }

  .signal-line {
    display: none;
  }

  .section-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

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

@media (max-width: 23rem) {
  .brand-mark {
    width: 2.35rem;
  }

  .brand-name {
    max-width: 7rem;
    line-height: 1.25;
  }

  h1 {
    font-size: 2.7rem;
  }
}

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