:root {
  --bg: #000;
  --bg-elev: #121417;
  --bg-soft: #1a1d23;
  --line: rgba(255, 255, 255, .08);
  --text: #fff;
  --muted: #9aa0a6;
  --accent: #0058fb;
  --accent-2: #3d7cff;
  --ink: #fff;
  --ok: #0ecb81;
  --warn: #f0b90b;
  --bad: #f6465d;
  --na: #8e8e8e;
  --shadow: 0 16px 48px rgba(0, 0, 0, .5);
  --sans: "Inter", "Segoe UI", system-ui, sans-serif;
  --radius: 8px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  font: 16px/1.7 var(--sans);
  background: var(--bg);
  min-height: 100vh;
}
a { color: var(--accent-2); text-underline-offset: 3px; }
a:hover { color: #fff; }
.skip { position: absolute; left: -999px; top: 8px; }
.skip:focus {
  left: 12px;
  z-index: 50;
  background: #000;
  color: #fff;
  padding: 8px 12px;
}
.wrap {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}
.topbar {
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  padding: 8px 16px;
  border-bottom: 1px solid var(--line);
  background: #0a0a0a;
}
.hdr {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(0, 0, 0, .92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.hdr-in {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 64px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
  flex-shrink: 0;
}
.logo:hover { text-decoration: none; color: #fff; }
.mark {
  width: 28px;
  height: 28px;
  display: block;
  flex-shrink: 0;
}
.logo-txt { display: flex; flex-direction: column; line-height: 1.12; }
.logo-txt strong {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.04em;
  color: #fff;
  white-space: nowrap;
}
.logo-txt span { color: #fff; font-weight: 800; }
.logo-txt small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
  white-space: nowrap;
}
.nav {
  display: flex;
  gap: 4px;
  flex: 1;
}
.nav a {
  color: rgba(255, 255, 255, .78);
  text-decoration: none;
  padding: 6px 10px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 6px;
}
.nav a.on,
.nav a:hover {
  color: #fff;
  background: transparent;
  text-decoration: none;
}
.nav a.on { color: #fff; }
.burger { display: none; }
.lang {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 600;
}
.lang a {
  color: rgba(255, 255, 255, .5);
  text-decoration: none;
  padding: 4px 2px;
}
.lang a:hover,
.lang a.on {
  color: #fff;
  text-decoration: none;
}
.lang span { color: rgba(255, 255, 255, .25); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  border-radius: 999px;
  padding: 10px 20px;
  border: 0;
  font-size: 14px;
}
.btn:hover { text-decoration: none; color: #fff; filter: brightness(1.08); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .22);
}
.btn-ghost:hover { border-color: #fff; color: #fff; filter: none; }
.main { padding: 36px 0 80px; }
.crumbs { font-size: 13px; color: var(--muted); margin: 0 0 18px; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.crumbs li:not(:last-child)::after { content: "/"; margin-left: 6px; opacity: .4; }
.crumbs a { color: var(--muted); text-decoration: none; }
.hero { padding: 4px 0 8px; }
.hero-kicker {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent-2);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
}
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 28px 0 8px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.stats div { margin: 0; }
.stats dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  margin: 0 0 4px;
}
.stats dd {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.02em;
  color: #fff;
}
.products {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 8px 0 28px;
}
.products a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-elev);
  text-decoration: none;
  color: inherit;
}
.products a:hover { border-color: var(--accent); color: inherit; }
.products strong { font-size: 15px; }
.products span { color: var(--muted); font-size: 13px; }
.article h1 {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: -.04em;
  margin: 0 0 14px;
  max-width: 16ch;
}
.lead {
  font-size: 18px;
  color: #c8ccd0;
  margin: 0 0 20px;
  max-width: 64ch;
}
.checked {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--muted);
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  border-radius: var(--radius);
}
.checked-date {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .04em;
  color: #fff;
  background: var(--accent);
  border-radius: 4px;
  padding: 3px 8px;
  margin-top: 2px;
}
.toc {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 22px;
  margin: 24px 0 32px;
}
.toc p {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent-2);
  margin: 0 0 10px;
  font-weight: 700;
}
.toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 24px;
  counter-reset: toc;
}
.toc li { counter-increment: toc; }
.toc a {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  padding: 6px 0;
}
.toc a::before {
  content: counter(toc, decimal-leading-zero);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}
.toc a:hover { color: var(--accent-2); }
.article h2 {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -.02em;
  margin: 40px 0 12px;
}
.article h3 { font-size: 18px; margin: 24px 0 8px; }
.article p { margin: 0 0 14px; max-width: 70ch; }
.article ul, .article ol { margin: 0 0 16px; padding-left: 20px; max-width: 70ch; }
.article li { margin-bottom: 6px; }
.table-wrap {
  overflow-x: auto;
  margin: 20px 0 28px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-elev);
}
.table-cap {
  margin: 0;
  padding: 12px 14px 0;
  font-size: 12px;
  color: var(--muted);
}
.cmp { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 920px; }
.cmp th, .cmp td {
  border-bottom: 1px solid var(--line);
  padding: 14px 12px;
  vertical-align: top;
  text-align: left;
}
.cmp th {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  background: #0d0f12;
}
.cmp tr:last-child td { border-bottom: 0; }
.cmp td strong { font-size: 15px; }
.muted { color: var(--muted); font-size: 12px; font-weight: 500; display: inline-block; margin-top: 4px; }
.st {
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  font-size: 11px;
  letter-spacing: .04em;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 6px;
}
.st.ok { background: rgba(14, 203, 129, .12); color: var(--ok); }
.st.mid { background: rgba(240, 185, 11, .12); color: var(--warn); }
.st.bad { background: rgba(246, 70, 93, .12); color: var(--bad); }
.st.na { background: rgba(255, 255, 255, .06); color: var(--na); }
.cta {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 24px;
  align-items: center;
  margin: 32px 0;
  padding: 24px;
  border-radius: 12px;
  border: 1px solid rgba(0, 88, 251, .35);
  background: linear-gradient(135deg, rgba(0, 88, 251, .12), transparent 45%), var(--bg-elev);
}
.cta-title { font-size: 22px; font-weight: 800; margin: 0; grid-column: 1; }
.cta-note { color: var(--muted); margin: 0; grid-column: 1; }
.cta-legal { color: var(--muted); margin: 0; font-size: 12px; grid-column: 1 / -1; }
.cta .btn { justify-self: end; grid-column: 2; grid-row: 1 / span 2; }
.faq { margin: 36px 0; }
.faq details { border-top: 1px solid var(--line); padding: 12px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 700; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--accent-2); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 10px 0 0; color: #c8ccd0; }
.related { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 28px 0; }
@media (min-width: 900px) {
  .related { grid-template-columns: 1fr 1fr 1fr; }
}
.related a {
  display: block;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  background: var(--bg-elev);
}
.related a:hover { border-color: var(--accent); color: inherit; }
.related small { color: var(--muted); }
.ftr {
  border-top: 1px solid var(--line);
  background: #000;
  padding: 40px 0 24px;
  font-size: 14px;
  color: var(--muted);
}
.ftr-in { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 24px; }
.ftr h2 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #fff;
  margin: 0 0 10px;
}
.ftr a { display: block; color: var(--muted); text-decoration: none; padding: 3px 0; }
.ftr a:hover { color: #fff; }
.ftr-bot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  margin-top: 28px;
  padding-top: 16px;
  font-size: 12px;
}
@media (max-width: 960px) {
  .toc ol { grid-template-columns: 1fr; }
  .cta { grid-template-columns: 1fr; }
  .cta .btn { justify-self: start; grid-column: 1; grid-row: auto; }
  .stats, .products { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .nav { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    left: 0;
    right: 0;
    top: 64px;
    background: #000;
    border-bottom: 1px solid var(--line);
    padding: 8px 16px 16px;
  }
  .hdr-in { position: relative; }
  .lang { margin-left: auto; }
  .burger {
    display: inline-flex;
    background: var(--bg-soft);
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 8px 12px;
    font: inherit;
    font-weight: 700;
  }
  .hdr .btn-sm { display: none; }
  .ftr-in { grid-template-columns: 1fr 1fr; }
  .article h1 { max-width: none; }
  .related { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .cmp { min-width: 0; display: block; }
  .cmp thead { display: none; }
  .cmp tr {
    display: block;
    padding: 14px 12px 6px;
    border-bottom: 1px solid var(--line);
  }
  .cmp td {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 8px;
    border: 0;
    padding: 8px 0;
  }
  .cmp td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .06em;
    font-weight: 800;
  }
}
@media (max-width: 520px) {
  .wrap { width: min(1180px, calc(100% - 28px)); }
  .ftr-in { grid-template-columns: 1fr; }
  .checked { flex-direction: column; gap: 8px; }
  .stats, .products { grid-template-columns: 1fr; }
}