:root {
  --navy: #00052e;
  --navy-raised: #060b38;
  --cyan: #36dbe1;
  --blue: #3690e1;
  --white: #ffffff;
  --muted: #b8bdd2;
  --line: rgba(255, 255, 255, 0.14);
  --line-accent: rgba(54, 219, 225, 0.28);
  --font-primary: "Archivo", "Roboto", "Trebuchet MS", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--navy);
}

body {
  min-width: 320px;
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;
  color: var(--white);
  background:
    radial-gradient(circle at 82% 18%, rgba(54, 144, 225, 0.14), transparent 31rem),
    radial-gradient(circle at 8% 78%, rgba(54, 219, 225, 0.08), transparent 28rem),
    var(--navy);
  font-family: var(--font-primary);
  font-weight: 300;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: min(22vw, 280px) min(22vw, 280px);
  content: "";
  opacity: 0.28;
  pointer-events: none;
  mask-image: linear-gradient(to bottom, black, transparent 86%);
}

body::after {
  position: fixed;
  top: -24rem;
  right: -17rem;
  z-index: 0;
  width: 45rem;
  height: 52rem;
  border: 1px solid var(--line-accent);
  content: "";
  pointer-events: none;
  transform: rotate(38deg);
}

.site-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
}

.site-header,
.site-footer,
.closure {
  width: min(100% - 48px, 1184px);
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  min-height: 96px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand__mark {
  display: block;
  width: 54px;
  height: auto;
}

.brand__name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.closure {
  position: relative;
  display: flex;
  align-items: center;
  padding-block: clamp(64px, 10vh, 120px);
}

.closure__content {
  position: relative;
  z-index: 2;
  max-width: 880px;
  padding: 48px 0 48px 56px;
  animation: reveal 700ms cubic-bezier(0, 0, 0.2, 1) both;
}

.closure__content::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--cyan) 22%, var(--blue) 78%, transparent);
  content: "";
}

.closure__frame {
  position: absolute;
  inset: max(32px, 5vh) 0;
  z-index: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  pointer-events: none;
}

.closure__frame::before,
.closure__frame::after {
  position: absolute;
  width: 72px;
  height: 72px;
  content: "";
}

.closure__frame::before {
  top: -1px;
  left: 0;
  border-top: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
}

.closure__frame::after {
  right: 0;
  bottom: -1px;
  border-right: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 24px;
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.eyebrow__line {
  width: 36px;
  height: 1px;
  background: currentColor;
}

h1 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(3.35rem, 8vw, 7.25rem);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 0.96;
}

h1 span {
  color: var(--cyan);
}

.closure__message {
  display: grid;
  gap: 8px;
  max-width: 660px;
  margin-top: 40px;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.7vw, 1.22rem);
  line-height: 1.7;
}

.closure__message p {
  margin: 0;
}

.sign-off {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 44px;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.sign-off p {
  margin: 0;
}

.sign-off__rule {
  width: 64px;
  height: 1px;
  background: linear-gradient(to right, var(--cyan), var(--blue));
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-block: 24px 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.site-footer p {
  margin: 0;
}

.site-footer p:first-child {
  color: var(--white);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@keyframes reveal {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 760px) {
  body::before {
    background-size: 120px 120px;
  }

  .site-header,
  .site-footer,
  .closure {
    width: min(100% - 40px, 1184px);
  }

  .site-header {
    min-height: 80px;
  }

  .brand {
    gap: 10px;
  }

  .brand__mark {
    width: 44px;
  }

  .brand__name {
    font-size: 0.92rem;
  }

  .closure {
    align-content: center;
    padding-block: 56px;
  }

  .closure__content {
    padding: 32px 0 32px 24px;
  }

  .closure__frame {
    inset-block: 24px;
  }

  .closure__frame::before,
  .closure__frame::after {
    width: 44px;
    height: 44px;
  }

  h1 {
    font-size: clamp(3.15rem, 16vw, 5rem);
    line-height: 0.98;
  }

  .closure__message {
    margin-top: 32px;
    line-height: 1.6;
  }

  .sign-off {
    align-items: flex-start;
    gap: 14px;
    margin-top: 32px;
    line-height: 1.5;
  }

  .sign-off__rule {
    flex: 0 0 36px;
    margin-top: 0.65em;
  }

  .site-footer {
    flex-direction: column;
    gap: 7px;
  }
}

@media (max-width: 420px) {
  .site-header,
  .site-footer,
  .closure {
    width: min(100% - 32px, 1184px);
  }

  .closure {
    padding-block: 40px;
  }

  .closure__content {
    padding-left: 18px;
  }

  .eyebrow {
    gap: 10px;
    font-size: 0.66rem;
  }

  .eyebrow__line {
    width: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}