:root {
  --bg: #06131d;
  --bg-soft: #0a1b27;
  --panel: rgba(10, 30, 43, 0.92);
  --panel-2: rgba(15, 42, 59, 0.72);
  --text: #f4f9fc;
  --muted: #a9bdca;
  --cyan: #39c8ff;
  --cyan-soft: rgba(57, 200, 255, 0.12);
  --line: rgba(139, 203, 233, 0.18);
  --good: #6ee7a8;
  --max: 1040px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  background:
    radial-gradient(circle at 82% 6%, rgba(57, 200, 255, 0.13), transparent 28rem),
    radial-gradient(circle at 12% 30%, rgba(41, 116, 255, 0.08), transparent 26rem),
    linear-gradient(180deg, #020810 0%, var(--bg) 100%);
  min-height: 100vh;
}
a { color: var(--cyan); }
a:hover { color: #82dcff; }
.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(2, 8, 16, 0.8);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.nav {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.brand span { color: var(--cyan); }
.nav-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.94rem;
}
.nav-links a:hover { color: var(--text); }
.hero, main, footer {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
}
.hero { padding: 72px 0 42px; }
.eyebrow {
  color: var(--cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 800;
}
h1 {
  margin: 0.45rem 0 0.85rem;
  font-size: clamp(2.35rem, 7vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}
.lead {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.08rem;
}
.meta {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.92rem;
}
.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}
.button, .pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.62rem 1rem;
  text-decoration: none;
  font-weight: 750;
}
.button {
  color: #031017;
  background: var(--cyan);
  border-color: var(--cyan);
}
.button:hover { color: #031017; background: #82dcff; }
.pill { color: var(--text); background: var(--panel-2); }
main { padding: 12px 0 64px; }
.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}
.card {
  grid-column: span 12;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, var(--panel), rgba(5, 18, 28, 0.94));
  box-shadow: var(--shadow);
  padding: clamp(22px, 4vw, 38px);
}
.card.half { grid-column: span 6; }
.card h2 {
  margin-top: 0;
  font-size: clamp(1.55rem, 4vw, 2.35rem);
  letter-spacing: -0.025em;
}
.card h3 {
  color: var(--cyan);
  margin: 2rem 0 0.6rem;
  font-size: 1.08rem;
}
p, li { color: #d9e5ec; }
ul { padding-left: 1.2rem; }
.notice {
  margin: 1.2rem 0 0;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(57, 200, 255, 0.25);
  border-radius: 16px;
  background: var(--cyan-soft);
  color: var(--muted);
}
.good { color: var(--good); font-weight: 750; }
.contact {
  border-left: 3px solid var(--cyan);
  padding: 1rem 1.2rem;
  background: var(--cyan-soft);
  border-radius: 0 15px 15px 0;
}
.lang-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}
.small { color: var(--muted); font-size: 0.91rem; }
footer {
  padding: 0 0 48px;
  color: var(--muted);
  font-size: 0.9rem;
}
footer .footer-inner {
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
code {
  color: #cfefff;
  background: rgba(255,255,255,0.05);
  padding: 0.12rem 0.35rem;
  border-radius: 6px;
}
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.8rem 0 1.2rem;
}
th, td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  padding: 0.8rem 0.65rem;
}
th { color: var(--text); }
td { color: #d9e5ec; }
.back-top { text-align: right; margin-top: 2rem; }
@media (max-width: 760px) {
  .site-header { position: static; }
  .nav { padding: 12px 0; align-items: flex-start; flex-direction: column; }
  .hero { padding-top: 46px; }
  .card.half { grid-column: span 12; }
}