:root {
  color-scheme: dark;
  --bg: #090a0e;
  --panel: #12151c;
  --line: #2a3142;
  --text: #f4f1ea;
  --muted: #9aa3b2;
  --faint: #6c7585;
  --lime: #d6ff3f;
  --ink: #141807;
  --coral: #ff6b3d;
  --teal: #3ee0a2;
  --warn: #ffc14a;
  font-family: "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background:
    radial-gradient(900px 420px at 90% -10%, rgba(214, 255, 63, 0.14), transparent 60%),
    linear-gradient(180deg, #10130f 0%, var(--bg) 28%);
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--lime); }
.wrap { width: min(1080px, calc(100% - 32px)); margin: 0 auto; }
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
}
.mark { display: flex; gap: 10px; align-items: center; font-weight: 700; letter-spacing: 0.08em; }
.bolt { width: 16px; height: 16px; border-radius: 4px; background: var(--lime); display: inline-block; }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; }
nav a:hover { color: var(--text); }
.hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 36px; align-items: center; padding: 18px 0 48px; }
h1 { font-size: clamp(42px, 6vw, 72px); line-height: 0.92; margin: 0 0 16px; letter-spacing: -0.04em; }
h1 span { color: var(--lime); }
.lede { color: var(--muted); font-size: 18px; max-width: 46ch; }
.actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.button, button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.button.lime, button.lime { background: var(--lime); color: var(--ink); }
.button.ghost { border: 1px solid var(--line); color: var(--text); }
.board {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}
.meters { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.meter { background: #090a0e; border-radius: 16px; padding: 14px; }
.meter b { display: block; font-size: 28px; }
.meter span { color: var(--faint); font-size: 12px; }
.rule { height: 8px; margin-top: 10px; border-radius: 99px; background: #242833; overflow: hidden; }
.rule i { display: block; height: 100%; background: var(--lime); width: 42%; }
.rule.coral i { background: var(--coral); width: 71%; }
.rule.teal i { background: var(--teal); width: 33%; }
section { padding: 10px 0 48px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
article {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  background: rgba(18, 21, 28, 0.8);
}
article h2 { margin: 0 0 8px; font-size: 20px; }
article p, li { color: var(--muted); }
.note { border-left: 3px solid var(--warn); padding-left: 14px; color: var(--muted); }
form { display: grid; gap: 10px; max-width: 460px; }
input {
  background: #090a0e;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  font: inherit;
}
.warn { color: var(--warn); }
.ok { color: var(--teal); }
footer { color: var(--faint); padding: 20px 0 40px; }
.list { display: grid; gap: 8px; margin-top: 14px; }
.row { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; }
@media (max-width: 800px) {
  .hero, .grid, .meters { grid-template-columns: 1fr; }
}