:root {
  color-scheme: dark;
  --bg: #05080f;
  --panel: #101827;
  --panel-soft: #172235;
  --text: #f7f9fc;
  --muted: #a9b5c7;
  --line: #263750;
  --cyan: #27d4ff;
  --blue: #1677ff;
  --orange: #ff8b2d;
  --max: 1120px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 78% -10%, rgba(39, 212, 255, .2), transparent 34rem),
    radial-gradient(circle at 6% 24%, rgba(255, 139, 45, .13), transparent 30rem),
    linear-gradient(180deg, #07101d 0, var(--bg) 38rem);
  line-height: 1.62;
}

a { color: #76ddff; }
a:hover { color: #b7efff; }
.wrap { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }

header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(5, 8, 15, .86);
  backdrop-filter: blur(18px);
}

nav { display: flex; min-height: 70px; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; font-weight: 780; }
.mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 40px;
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 11px;
  background: linear-gradient(145deg, #122a46, #05080f);
  box-shadow: inset 0 0 22px rgba(39,212,255,.08);
}
.mark::before, .mark::after { content: ""; position: absolute; border: 2px solid; border-radius: 5px; }
.mark::before { width: 22px; height: 14px; border-color: var(--cyan); transform: translate(-3px, -3px); }
.mark::after { width: 18px; height: 12px; border-color: var(--orange); transform: translate(5px, 6px); }
.links { margin-left: auto; display: flex; align-items: center; gap: 20px; }
.links a { color: var(--muted); text-decoration: none; font-size: .94rem; }
.links a:hover { color: var(--text); }

.hero { padding: 112px 0 88px; }
.eyebrow { color: var(--orange); text-transform: uppercase; letter-spacing: .15em; font-size: .78rem; font-weight: 820; }
h1 { max-width: 850px; margin: 12px 0 22px; font-size: clamp(2.7rem, 7vw, 5.6rem); line-height: .98; letter-spacing: -.055em; }
.lede { max-width: 760px; color: var(--muted); font-size: clamp(1.08rem, 2.2vw, 1.34rem); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 20px; border-radius: 13px; color: #041019; background: linear-gradient(90deg, var(--cyan), #77e6ff); text-decoration: none; font-weight: 780; }
.button.secondary { color: var(--text); background: var(--panel-soft); border: 1px solid var(--line); }

section { padding: 72px 0; }
h2 { margin: 0 0 16px; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.1; letter-spacing: -.035em; }
h3 { margin-top: 0; }
.section-copy { color: var(--muted); max-width: 760px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 34px; }
.card { padding: 26px; background: linear-gradient(145deg, rgba(23,34,53,.95), rgba(10,16,27,.96)); border: 1px solid var(--line); border-radius: 20px; }
.card p { margin-bottom: 0; color: var(--muted); }
.pill { display: inline-block; margin: 5px 5px 0 0; padding: 6px 11px; border-radius: 999px; background: rgba(39,212,255,.09); border: 1px solid rgba(39,212,255,.27); color: #a9edff; font-size: .88rem; }
.legal { max-width: 840px; padding: 72px 0 100px; }
.legal h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
.legal h2 { margin-top: 46px; font-size: 1.55rem; }
.legal p, .legal li { color: var(--muted); }
.notice { padding: 18px 20px; border-left: 3px solid var(--orange); background: rgba(255,139,45,.08); border-radius: 0 12px 12px 0; }
code { color: #b7efff; }
footer { border-top: 1px solid var(--line); padding: 34px 0 48px; color: var(--muted); font-size: .9rem; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; }

@media (max-width: 760px) {
  .links a:not(.language) { display: none; }
  .hero { padding-top: 80px; }
  .grid { grid-template-columns: 1fr; }
}