:root {
  color-scheme: dark;
  --white: #f7f7f2;
  --gold: #d4bd84;
  --muted: #c6cfd3;
}

* { box-sizing: border-box; }
html { min-width: 280px; }
body {
  margin: 0;
  background: #0d1c29;
  color: var(--white);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--gold); outline-offset: 8px; }
::selection { background: #d4bd84; color: #0d1c29; }

.page-shell {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
  min-height: 100svh;
  padding: 40px 54px 30px;
}
.page-shell::before,
.page-shell::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  pointer-events: none;
}
.page-shell::before {
  background: url("assets/surveying-background.jpg") 50% center / cover no-repeat;
}
.page-shell::after {
  background:
    linear-gradient(180deg, rgba(5, 15, 25, .28), rgba(7, 21, 33, .08) 38%, rgba(5, 15, 25, .2) 66%, rgba(5, 15, 25, .62)),
    linear-gradient(90deg, rgba(8, 24, 38, .25), rgba(8, 24, 38, .2) 50%, rgba(8, 24, 38, .08));
}
.skip-link {
  position: absolute;
  z-index: 5;
  top: 12px;
  left: 20px;
  transform: translateY(-180%);
  padding: 12px 18px;
  background: #0d1c29;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 13px; }
.brand-symbol { width: 40px; height: 40px; }
.brand-type { font-size: 24px; font-weight: 650; letter-spacing: .16em; line-height: 1; }
.brand-type > span { display: block; margin-top: 7px; font-size: 8px; font-weight: 400; letter-spacing: .51em; }
.launch-status {
  display: flex;
  align-items: center;
  gap: 11px;
  margin: 0;
  color: #d7dce0;
  font-size: 9px;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.launch-status > span { width: 5px; height: 5px; border-radius: 50%; background: var(--gold); }

.hero {
  position: relative;
  display: grid;
  place-items: center;
  padding: 86px 0 94px;
  text-align: center;
}
.hero-copy { position: relative; z-index: 1; }
.eyebrow {
  margin: 0 0 28px;
  color: #d7dee2;
  font-size: 10px;
  font-weight: 400;
  line-height: 1.7;
  letter-spacing: .28em;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  font-size: clamp(78px, 10.8vw, 158px);
  font-weight: 750;
  line-height: .94;
  letter-spacing: .015em;
  text-shadow: 0 3px 35px rgba(0, 12, 24, .16);
}
h1 > span { display: block; }
h1 > span + span { margin-top: 7px; letter-spacing: .075em; padding-left: .075em; }
.survey-divider { display: flex; justify-content: center; align-items: center; gap: 12px; margin: 28px 0 20px; color: var(--gold); }
.survey-divider > span { width: 42px; height: 1px; background: currentColor; opacity: .62; }
.survey-divider svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1; }
.hero-description { margin: 0; color: #e0e5e7; font-size: 13px; font-weight: 400; line-height: 1.8; letter-spacing: .035em; }
.survey-reticle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(570px, 75vw);
  max-height: 100%;
  transform: translate(-50%, -51%);
  color: #dae7ec;
  pointer-events: none;
}
.reticle-ring { stroke: currentColor; stroke-width: .6; opacity: .13; }
.reticle-ticks { stroke: currentColor; stroke-width: 1; opacity: .4; }
.reticle-minor { stroke: currentColor; stroke-width: .75; opacity: .26; }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #c6cfd3; font-size: 10px; line-height: 1.7; letter-spacing: .07em; }
.footer-domain { color: #e0e4e6; }
.footer-tagline { font-size: 9px; letter-spacing: .19em; text-transform: uppercase; }
.error-title { font-size: clamp(38px, 7vw, 96px); font-weight: 500; line-height: 1.1; letter-spacing: -.04em; margin-bottom: 28px; }
.home-link { display: inline-flex; align-items: center; gap: 20px; min-height: 44px; margin-top: 24px; padding: 9px 0; border-bottom: 1px solid var(--gold); font-size: 12px; }
.home-link:hover { color: var(--gold); }

@media (min-width: 1700px) {
  .page-shell { padding: 48px 64px 36px; }
  .hero { padding-top: 100px; padding-bottom: 110px; }
  .survey-reticle { width: 650px; }
}
@media (max-width: 800px) {
  .page-shell { padding: 30px 32px 25px; }
  .page-shell::before { background-position: 82% center; }
  .launch-status { font-size: 8px; letter-spacing: .13em; }
  .hero { padding: 95px 0; }
  h1 { font-size: clamp(78px, 12.5vw, 105px); }
  .eyebrow { font-size: 9px; letter-spacing: .19em; }
  .survey-reticle { width: min(540px, 88vw); }
}
@media (max-width: 540px) {
  .page-shell { padding: 28px 23px 24px; }
  .page-shell::before { background-position: 82% center; }
  .page-shell::after {
    background: linear-gradient(180deg, rgba(5, 15, 25, .24), rgba(7, 21, 33, .21) 40%, rgba(5, 15, 25, .14) 65%, rgba(5, 15, 25, .62));
  }
  .brand { gap: 11px; }
  .brand-symbol { width: 34px; height: 34px; }
  .brand-type { font-size: 21px; }
  .brand-type > span { margin-top: 6px; font-size: 7px; }
  .launch-status { display: none; }
  .hero { padding: 90px 0 108px; }
  .eyebrow { max-width: 250px; margin: 0 auto 28px; font-size: 8px; letter-spacing: .24em; line-height: 1.9; }
  h1 { font-size: clamp(64px, 17.2vw, 91px); }
  h1 > span + span { margin-top: 7px; }
  .survey-divider { margin: 25px 0 18px; }
  .survey-divider > span { width: 32px; }
  .hero-description { font-size: 12px; }
  .site-footer { flex-direction: column; align-items: flex-start; gap: 7px; font-size: 9px; }
  .footer-tagline { font-size: 8px; letter-spacing: .16em; }
  .survey-reticle { width: 91vw; }
}
@media (max-width: 350px) {
  .page-shell { padding-right: 18px; padding-left: 18px; }
  h1 { font-size: 61px; }
  .eyebrow { max-width: 220px; font-size: 7px; }
}
@media (max-height: 680px) and (min-width: 541px) {
  .page-shell { padding-top: 24px; padding-bottom: 20px; }
  .hero { padding: 42px 0 46px; }
  h1 { font-size: clamp(72px, 10vw, 112px); }
  .eyebrow { margin-bottom: 19px; }
  .survey-divider { margin-top: 20px; margin-bottom: 12px; }
  .survey-reticle { width: min(410px, 70vw); }
}
@media (max-height: 700px) and (max-width: 540px) {
  .hero { padding-top: 54px; padding-bottom: 62px; }
}