:root {
  color-scheme: dark;
  --ink: #f4efe4;
  --muted: #aaa69e;
  --night: #12110f;
  --line: rgba(244, 239, 228, 0.15);
  --acid: #d9ff5f;
  --coral: #ff7a59;
}

* { box-sizing: border-box; }

html { min-width: 320px; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, transparent calc(50% - .5px), var(--line) 50%, transparent calc(50% + .5px)),
    var(--night);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.topbar,
footer {
  min-height: 78px;
  padding: 0 clamp(24px, 5vw, 76px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.03em;
}

.brand-mark {
  width: 32px;
  height: 32px;
  color: var(--night);
  background: var(--acid);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: Georgia, serif;
  font-size: 1.45rem;
  font-style: italic;
}

.status {
  color: var(--muted);
  font-size: .73rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.status i {
  width: 7px;
  height: 7px;
  background: var(--acid);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(217, 255, 95, .09);
}

main {
  min-height: 650px;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.hero {
  padding: clamp(70px, 10vh, 130px) clamp(24px, 7vw, 110px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.eyebrow {
  margin: 0 0 28px;
  color: var(--acid);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(4rem, 7vw, 8.6rem);
  font-weight: 400;
  line-height: .84;
  letter-spacing: -.075em;
}

h1 em {
  color: var(--coral);
  font-weight: 400;
}

.intro {
  max-width: 480px;
  margin: 42px 0 34px;
  color: var(--muted);
  font-size: clamp(1rem, 1.25vw, 1.18rem);
  line-height: 1.65;
}

.signal {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.signal span {
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  font-size: .76rem;
}

.canvas {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  display: grid;
  place-items: center;
}

.canvas::before {
  content: "";
  position: absolute;
  width: min(38vw, 550px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--coral);
  filter: blur(85px);
  opacity: .13;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(244, 239, 228, .36);
  border-radius: 50%;
}

.orbit-one {
  width: min(35vw, 500px);
  aspect-ratio: 1;
}

.orbit-two {
  width: min(26vw, 370px);
  aspect-ratio: 1;
  border-style: dashed;
  transform: rotate(-18deg);
}

.core {
  z-index: 1;
  width: min(20vw, 270px);
  aspect-ratio: 1;
  padding: 18%;
  color: var(--night);
  background: var(--acid);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-family: Georgia, serif;
  font-size: clamp(2.8rem, 5vw, 5.5rem);
  font-style: italic;
  line-height: .58;
  letter-spacing: -.08em;
  transform: rotate(8deg);
}

.core span:nth-child(2) { align-self: center; }
.core span:nth-child(3) { align-self: end; }

.caption {
  position: absolute;
  padding: 8px 11px;
  color: var(--muted);
  background: var(--night);
  border: 1px solid var(--line);
  font-size: .68rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.caption-top { top: 12%; right: 10%; }
.caption-bottom { bottom: 11%; left: 9%; }

footer {
  min-height: 64px;
  border-top: 1px solid var(--line);
  border-bottom: 0;
  color: var(--muted);
  font-size: .72rem;
}

@media (max-width: 820px) {
  body { background: var(--night); }
  main { grid-template-columns: 1fr; }
  .hero { min-height: 620px; }
  .canvas { border-top: 1px solid var(--line); }
  .core { width: min(47vw, 260px); }
  .orbit-one { width: min(76vw, 460px); }
  .orbit-two { width: min(57vw, 350px); }
}

@media (max-width: 520px) {
  .topbar { min-height: 70px; }
  .status { font-size: 0; }
  .status::after { content: "в работе"; font-size: .67rem; }
  .hero { min-height: 560px; }
  h1 { font-size: clamp(3.6rem, 19vw, 5.4rem); }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}