:root {
  --bg: #080b10;
  --surface: #10151d;
  --surface2: #151c26;
  --text: #edf1f5;
  --muted: #98a5b5;
  --copper: #d89a62;
  --line: #27313d;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 7%;
  border-bottom: 1px solid var(--line);
  gap: 20px;
}

.brand {
  font-size: 21px;
  font-weight: 900;
  letter-spacing: 2px;
}

.brand span,
.hero h1 span {
  color: var(--copper);
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

nav a {
  color: var(--muted);
  font-size: 13px;
}

nav a:hover {
  color: var(--copper);
}

.hero {
  padding: 110px 7% 120px;
  background:
    radial-gradient(
      ellipse at 85% 20%,
      #3b241c 0%,
      transparent 45%
    ),
    var(--bg);
}

.eyebrow {
  color: var(--copper);
  letter-spacing: 3px;
  font-size: 11px;
  font-weight: bold;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(48px, 8vw, 105px);
  line-height: 1.08;
  letter-spacing: -3px;
  margin: 0 0 30px;
}

.hero p {
  max-width: 650px;
  color: var(--muted);
  font-size: 18px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 35px;
}

.button {
  padding: 14px 25px;
  background: var(--copper);
  color: #111;
  font-weight: bold;
  border-radius: 5px;
}

.button.secondary {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
}

.announcement {
  margin-top: 55px;
  color: var(--copper);
  font-size: 12px;
  letter-spacing: 2px;
}

.pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--copper);
  margin-right: 10px;
}

.section {
  padding: 100px 7%;
  border-top: 1px solid var(--line);
}

.section h2 {
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1.2;
  margin: 0 0 30px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 45px;
}

.card {
  background: var(--surface);
  padding: 35px;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.card h3 {
  margin-bottom: 10px;
}

.card p,
.wide,
.developer-panel p {
  color: var(--muted);
}

.icon {
  color: var(--copper);
  font-size: 35px;
  font-weight: bold;
}

.tag {
  display: inline-block;
  color: var(--copper);
  font-size: 10px;
  letter-spacing: 2px;
  margin-top: 20px;
}

.research {
  background: var(--surface);
}

.wide {
  max-width: 780px;
  font-size: 19px;
}

.formula {
  margin: 45px 0 20px;
  padding: 30px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--copper);
  font-size: clamp(19px, 4vw, 32px);
  overflow-wrap: anywhere;
}

.muted {
  color: var(--muted);
  font-size: 13px;
}

.developer-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 55px;
  align-items: center;
}

.status-label {
  color: var(--copper);
  font-size: 12px;
  letter-spacing: 2px;
}

.coming {
  display: inline-block;
  margin-top: 25px;
  padding: 12px 20px;
  border: 1px solid var(--copper);
  color: var(--copper);
  font-size: 12px;
  letter-spacing: 2px;
}

.terminal {
  background: #05080c;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.terminal-top {
  padding: 15px;
  background: var(--surface2);
}

.terminal-top span {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 5px;
  border-radius: 50%;
  background: #596675;
}

pre {
  padding: 25px;
  color: #9fdbb0;
  overflow-x: auto;
  font-size: 13px;
  line-height: 2;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}

.status-grid div {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 25px;
  border-radius: 8px;
}

.status-grid strong {
  display: block;
  color: var(--copper);
  font-size: 13px;
}

.status-grid span {
  color: var(--muted);
  font-size: 12px;
}

.notice {
  margin-top: 35px;
  color: var(--muted);
  font-size: 13px;
}

footer {
  padding: 50px 7%;
  border-top: 1px solid var(--line);
}

footer p {
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 800px) {
  .header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding-top: 75px;
  }

  .grid,
  .developer-panel,
  .status-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding-top: 70px;
    padding-bottom: 70px;
  }

  .hero h1 {
    letter-spacing: -1px;
  }
}