:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  background: #07110f;
  color: #effff8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 20%, rgba(25, 210, 146, .16), transparent 30rem),
    radial-gradient(circle at 90% 80%, rgba(72, 115, 255, .13), transparent 28rem),
    #07110f;
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
}

.card {
  width: min(680px, 100%);
  padding: clamp(30px, 7vw, 64px);
  border: 1px solid rgba(196, 255, 229, .14);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(18, 37, 32, .92), rgba(8, 21, 18, .9));
  box-shadow: 0 30px 90px rgba(0, 0, 0, .42);
  backdrop-filter: blur(14px);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #7df0bd;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .18em;
}

.dot, .pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #49e6a2;
  box-shadow: 0 0 18px rgba(73, 230, 162, .8);
}

h1 {
  margin: 26px 0 18px;
  font-size: clamp(42px, 9vw, 72px);
  line-height: .98;
  letter-spacing: -.055em;
}

.intro {
  max-width: 520px;
  margin: 0;
  color: #a8beb5;
  font-size: 17px;
  line-height: 1.75;
}

.status {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 15px;
  margin: 36px 0 20px;
  padding: 18px 20px;
  border: 1px solid rgba(125, 240, 189, .14);
  border-radius: 16px;
  background: rgba(3, 13, 10, .42);
}

.status small { display: block; color: #718a80; margin-bottom: 3px; }
.status strong { font-size: 15px; }
.latency { color: #7df0bd; font: 12px ui-monospace, monospace; }

nav { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
nav a {
  display: flex;
  justify-content: space-between;
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 14px;
  color: #eafff6;
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
nav a:hover { transform: translateY(-2px); border-color: #49e6a2; background: rgba(73, 230, 162, .07); }
nav a span { color: #7df0bd; }

footer {
  display: flex;
  justify-content: space-between;
  margin-top: 42px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .08);
  color: #647a71;
  font: 11px ui-monospace, monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}

@media (max-width: 520px) {
  nav { grid-template-columns: 1fr; }
  .status { grid-template-columns: auto 1fr; }
  .latency { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}