:root {
  --ink: #f7f8ff;
  --muted: #a7adc5;
  --bg: #070912;
  --panel: #111522;
  --panel-2: #171c2c;
  --line: rgba(255,255,255,.1);
  --accent: #8cff3f;
  --accent-2: #45d6ff;
  --danger: #ffce4a;
  --radius: 20px;
  --shadow: 0 24px 80px rgba(0,0,0,.32);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--bg); font: 16px/1.65 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: var(--accent-2); text-underline-offset: 3px; }
img, svg { display: block; max-width: 100%; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 20; padding: 10px 14px; color: #071008; background: var(--accent); border-radius: 10px; }
.container { width: min(1120px, calc(100% - 32px)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid var(--line); background: rgba(7,9,18,.88); backdrop-filter: blur(16px); }
.header-row { position: relative; min-height: 74px; display: flex; align-items: center; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 900; letter-spacing: -.05em; font-size: 25px; }
.header-logo { width: 150px; height: 40px; object-fit: contain; object-position: left center; }
.brand-mark { display: grid; place-items: center; width: 40px; aspect-ratio: 1; color: #081006; background: linear-gradient(135deg,var(--accent),#dfff57); border-radius: 12px; box-shadow: 0 0 28px rgba(140,255,63,.2); font-size: 14px; letter-spacing: -.08em; }
.nav { display: flex; align-items: center; justify-content: center; gap: 6px; margin-left: auto; }
.nav a { padding: 9px 12px; color: var(--muted); text-decoration: none; border-radius: 10px; font-weight: 700; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); background: var(--panel-2); }
.header-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.header-actions .button { min-height: 42px; padding: 8px 15px; }
.menu-toggle { display: none; width: 40px; height: 40px; padding: 9px; border: 1px solid var(--line); background: var(--panel-2); border-radius: 10px; cursor: pointer; }
.menu-toggle span { display: block; width: 100%; height: 2px; margin: 4px 0; background: var(--ink); border-radius: 4px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 17px; color: #091006; background: var(--accent); border: 1px solid var(--accent); border-radius: 12px; font-weight: 900; text-decoration: none; box-shadow: 0 10px 34px rgba(140,255,63,.14); }
.button.secondary { color: var(--ink); background: transparent; border-color: var(--line); box-shadow: none; }
.hero { position: relative; overflow: hidden; padding: 88px 0 54px; }
.hero::before { content: ""; position: absolute; width: 580px; height: 580px; right: -180px; top: -280px; border-radius: 50%; background: radial-gradient(circle,rgba(69,214,255,.18),transparent 66%); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1.35fr .65fr; align-items: center; gap: 44px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 15px; color: var(--accent); font-size: 13px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 26px; height: 2px; background: currentColor; }
h1 { max-width: 800px; margin: 0 0 22px; font-size: clamp(40px,7vw,76px); line-height: .98; letter-spacing: -.065em; }
h2 { margin: 0 0 18px; font-size: clamp(28px,4vw,44px); line-height: 1.1; letter-spacing: -.04em; }
h3 { margin: 0 0 8px; font-size: 20px; line-height: 1.25; }
p { margin: 0 0 18px; }
.lead { max-width: 760px; color: #c5cae0; font-size: clamp(18px,2.2vw,22px); }
.actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 28px; }
.hero-card, .card, .notice, .toc, .table-wrap { border: 1px solid var(--line); background: linear-gradient(145deg,rgba(23,28,44,.94),rgba(13,16,27,.94)); border-radius: var(--radius); box-shadow: var(--shadow); }
.hero-card { padding: 26px; transform: rotate(2deg); }
.signal { display: flex; justify-content: space-between; gap: 20px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.signal:last-child { border: 0; }
.signal span { color: var(--muted); }
.signal strong { text-align: right; }
.breadcrumbs { padding-top: 22px; color: var(--muted); font-size: 14px; }
.breadcrumbs ol { display: flex; gap: 9px; padding: 0; margin: 0; list-style: none; }
.breadcrumbs li+li::before { content: "/"; margin-right: 9px; color: #61677f; }
.section { padding: 62px 0; }
.section.alt { background: rgba(255,255,255,.018); border-block: 1px solid rgba(255,255,255,.045); }
.section-heading { max-width: 780px; margin-bottom: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.card { padding: 24px; box-shadow: none; }
.card p:last-child { margin-bottom: 0; }
.num { display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 18px; color: #091006; background: var(--accent); border-radius: 12px; font-weight: 900; }
.toc { padding: 22px 26px; margin-top: 24px; box-shadow: none; }
.toc strong { display: block; margin-bottom: 10px; }
.toc ul { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 0; padding-left: 19px; }
.toc a { color: #cbd0e5; }
.notice { padding: 22px 24px; border-left: 4px solid var(--danger); box-shadow: none; }
.notice strong { color: var(--danger); }
.checklist { padding: 0; list-style: none; }
.checklist li { position: relative; padding: 9px 0 9px 31px; border-bottom: 1px solid var(--line); }
.checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 900; }
.table-wrap { overflow-x: auto; box-shadow: none; }
table { width: 100%; border-collapse: collapse; min-width: 620px; }
th, td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); }
th { color: var(--accent); background: rgba(140,255,63,.045); font-size: 13px; text-transform: uppercase; letter-spacing: .06em; }
tr:last-child td { border-bottom: 0; }
details { border-bottom: 1px solid var(--line); }
summary { padding: 20px 2px; cursor: pointer; font-weight: 850; font-size: 18px; }
details p { color: #b9bfd5; padding: 0 2px 19px; }
.cta { padding: 40px; background: linear-gradient(130deg,#bfff4b,#50e5ff); border-radius: 26px; color: #071008; }
.cta h2 { max-width: 760px; }
.cta p { max-width: 720px; color: #1e3828; }
.cta .button { color: var(--ink); background: #0a0d16; border-color: #0a0d16; }
.site-footer { padding: 42px 0; border-top: 1px solid var(--line); color: var(--muted); }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px 20px; }
.footer-nav a { color: var(--muted); }
.fine { font-size: 13px; color: #747b94; }
@media (max-width: 760px) {
  .header-row { min-height: 66px; }
  .header-logo { width: 91px; height: 34px; }
  .menu-toggle { display: block; flex: 0 0 40px; order: 2; }
  .header-actions { order: 3; gap: 5px; margin-left: 0; }
  .header-actions .button { min-height: 38px; padding: 7px 9px; font-size: 12px; border-radius: 9px; }
  .header-row > .brand { flex: 0 0 auto; margin-right: auto; }
  .nav { display: none; position: absolute; z-index: 20; top: calc(100% + 1px); left: 0; right: 0; flex-direction: column; align-items: stretch; margin: 0; padding: 10px; background: #0c0f1a; border: 1px solid var(--line); border-radius: 0 0 15px 15px; box-shadow: var(--shadow); }
  .nav.is-open { display: flex; }
  .nav a { padding: 12px 14px; }
  .hero { padding: 58px 0 38px; }
  .hero-grid, .grid-3, .grid-2, .footer-grid { grid-template-columns: 1fr; }
  .hero-card { transform: none; }
  .section { padding: 45px 0; }
  .footer-nav { justify-content: flex-start; }
  .cta { padding: 28px 22px; }
}
@media (max-width: 370px) {
  .header-row { gap: 5px; }
  .header-logo { width: 78px; }
  .menu-toggle { width: 36px; height: 36px; padding: 7px; }
  .header-actions .button { padding-inline: 7px; font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }