:root {
  --bg: #0b0f14;
  --bg-soft: #111823;
  --card: rgba(255, 255, 255, 0.035);
  --card-hover: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.09);
  --text: #e8eef7;
  --muted: #94a3b8;
  --accent: #3b82f6;
  --accent-soft: rgba(59, 130, 246, 0.14);
  --radius: 16px;
  --max: 880px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 50% -10%, #16202e 0%, var(--bg) 55%) fixed;
  color: var(--text);
  font: 16px/1.6 "Segoe UI", "Inter", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.glow {
  position: fixed;
  inset: -20% 20% auto 20%;
  height: 420px;
  background: radial-gradient(closest-side, rgba(59, 130, 246, 0.18), transparent 70%);
  filter: blur(20px);
  pointer-events: none;
  z-index: 0;
}

.wrap {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: 48px 20px 32px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(6px);
}

.hero {
  position: relative;
  padding: 32px;
  margin-bottom: 40px;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 6vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.role {
  margin: 0 0 24px;
  max-width: 58ch;
  color: #c7d3e3;
  font-size: 17px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.btn:hover { background: var(--card-hover); border-color: rgba(255, 255, 255, 0.2); transform: translateY(-1px); }

.btn-primary {
  background: var(--accent);
  border-color: transparent;
  color: #f8fbff;
}

.btn-primary:hover { background: #2f74e6; }

.lang-switch {
  position: absolute;
  top: 20px;
  right: 20px;
  display: inline-flex;
  padding: 3px;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.25);
}

.lang-switch button {
  padding: 5px 12px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}

.lang-switch button:hover { color: var(--text); }

.lang-switch button[aria-pressed="true"] {
  background: var(--accent-soft);
  color: #cfe0ff;
}

section { margin-bottom: 40px; }

h2 {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.point {
  padding: 20px;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.point:hover { background: var(--card-hover); border-color: rgba(59, 130, 246, 0.35); }

.point .num {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.point h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.45;
}

.product {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px;
  text-decoration: none;
  color: inherit;
  transition: background 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.product:hover { background: var(--card-hover); border-color: rgba(59, 130, 246, 0.35); transform: translateY(-1px); }

.product h3 { margin: 0 0 6px; font-size: 17px; }

.product p { margin: 0; color: var(--muted); font-size: 15px; }

.product .more { margin: 8px 0 0; color: #9ec1ff; font-size: 13.5px; }

.product .arrow {
  margin-left: auto;
  color: var(--accent);
  font-size: 22px;
  transition: transform 0.18s ease;
}

.product:hover .arrow { transform: translateX(4px); }

.note {
  margin: 10px 2px 0;
  color: var(--muted);
  font-size: 13px;
}

.note a {
  color: #9ec1ff;
  text-decoration: none;
  border-bottom: 1px solid rgba(158, 193, 255, 0.35);
}

.note a:hover { border-bottom-color: rgba(158, 193, 255, 0.8); }

.contacts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.contact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 20px;
  text-decoration: none;
  color: inherit;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.contact:hover { background: var(--card-hover); border-color: rgba(59, 130, 246, 0.35); }

.contact .label {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact .value { font-size: 15px; }

footer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

footer a.foot-link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

footer a.foot-link:hover {
  color: var(--text);
  border-bottom-color: rgba(255, 255, 255, 0.3);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

::selection { background: rgba(59, 130, 246, 0.35); }

/* Языковые блоки: html[lang] управляет видимостью */
html[lang="ru"] .i18n-en,
html[lang="en"] .i18n-ru { display: none; }

@media (max-width: 640px) {
  .wrap { padding: 28px 16px 24px; }
  .hero { padding: 24px 20px; }
  .lang-switch { top: 14px; right: 14px; }
  .eyebrow { margin-top: 26px; }
  footer { font-size: 12px; }
}

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