@font-face {
  font-family: "Archeon Orbitron";
  src: url("/orbitron-bold.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

:root {
  --ink: #e8e6f5;
  --muted: #aaa5c4;
  --line: rgba(0, 245, 255, 0.18);
  --cyan: #00f5ff;
  --violet: #9c00ff;
  --danger: #ff4d6a;
  --background: #0d0b1f;
}

* { box-sizing: border-box; }
html { background: var(--background); scroll-behavior: smooth; }
body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 0%, rgba(49, 39, 104, 0.95) 0%, transparent 46rem),
    linear-gradient(rgba(0, 245, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(156, 0, 255, 0.035) 1px, transparent 1px),
    var(--background);
  background-size: auto, 36px 36px, 36px 36px, auto;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: inherit; }
a:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; }
.document-shell {
  width: min(1160px, calc(100% - 40px));
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}
.site-header {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-decoration: none;
}
.brand span { font-family: "Archeon Orbitron", system-ui, sans-serif; font-weight: 700; }
.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 9px;
  object-fit: cover;
  box-shadow: 0 0 18px rgba(0, 245, 255, 0.28);
}
.top-nav { display: flex; gap: 24px; color: var(--muted); font-size: 0.82rem; }
.top-nav a { text-decoration: none; transition: color 140ms ease; }
.top-nav a:hover { color: var(--cyan); }
.eyebrow {
  color: var(--cyan);
  font-family: Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  text-shadow: 0 0 18px rgba(0, 245, 255, 0.35);
}
.document-hero { padding: clamp(62px, 9vw, 110px) 0 clamp(52px, 7vw, 76px); max-width: 900px; }
.document-hero h1 {
  margin: 15px 0 22px;
  max-width: 11ch;
  font-size: clamp(2.85rem, 7vw, 6.2rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}
.document-intro { max-width: 720px; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.23rem); line-height: 1.7; }
.document-date { margin-top: 24px; color: #77728f; font-size: 0.78rem; }
.document-grid {
  display: grid;
  grid-template-columns: 230px minmax(0, 760px);
  gap: clamp(40px, 8vw, 100px);
  align-items: start;
  padding-bottom: 44px;
}
.toc {
  position: sticky;
  top: 24px;
  display: flex;
  flex-direction: column;
  gap: 13px;
  padding: 22px;
  border: 1px solid var(--line);
  background: rgba(13, 11, 31, 0.7);
}
.toc-title { margin-bottom: 5px; color: var(--cyan); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.toc a { color: var(--muted); font-size: 0.84rem; line-height: 1.35; text-decoration: none; }
.toc a:hover { color: var(--ink); }
.legal-copy section {
  scroll-margin-top: 24px;
  padding: 0 0 46px;
  margin-bottom: 46px;
  border-bottom: 1px solid var(--line);
}
.legal-copy section:last-child { margin-bottom: 0; }
.legal-copy h2 { margin: 0 0 18px; font-size: clamp(1.4rem, 3vw, 2rem); letter-spacing: -0.035em; }
.legal-copy h3 { margin: 0 0 8px; font-size: 1rem; }
.legal-copy p, .legal-copy li { color: var(--muted); font-size: 0.98rem; line-height: 1.82; }
.legal-copy p { margin: 0 0 18px; }
.legal-copy strong { color: var(--ink); }
.legal-copy a { color: var(--cyan); text-underline-offset: 3px; }
.legal-copy ul { padding-left: 21px; margin: 0 0 18px; }
.legal-copy li { padding-left: 6px; margin-bottom: 9px; }
.legal-copy li::marker { color: var(--cyan); }
.data-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 22px; }
.data-list > div { padding: 20px; border: 1px solid var(--line); background: rgba(22, 19, 46, 0.58); }
.data-list p { margin: 0; font-size: 0.9rem; }
.method-badge {
  display: inline-flex;
  margin-bottom: 20px;
  padding: 8px 13px;
  color: var(--cyan);
  border: 1px solid rgba(0, 245, 255, 0.36);
  border-radius: 999px;
  background: rgba(0, 245, 255, 0.06);
  font-size: 0.78rem;
}
.steps { margin: 26px 0; padding: 0; list-style: none; }
.steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 16px;
  align-items: start;
  padding: 15px 0;
  margin: 0;
  border-top: 1px solid var(--line);
}
.steps li > span { color: var(--cyan); font-family: Consolas, monospace; font-size: 0.78rem; }
.steps p { margin: -5px 0 0; }
.notice, .danger-zone { margin: 24px 0; padding: 20px; border-left: 3px solid var(--cyan); background: rgba(0, 245, 255, 0.065); }
.danger-zone { border-left-color: var(--danger); background: rgba(255, 77, 106, 0.07); }
.notice p, .danger-zone p { margin: 7px 0 0; }
.contact-button { font-weight: 700; }
.site-footer {
  margin-top: auto;
  padding: 48px 0 30px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 0.76rem;
}
.site-footer a { color: var(--cyan); }
@media (max-width: 800px) {
  .document-shell { width: min(100% - 28px, 1160px); }
  .document-grid { grid-template-columns: 1fr; gap: 34px; }
  .toc { position: static; display: none; }
  .data-list { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .top-nav { display: none; }
  .site-footer { flex-direction: column; }
  .document-hero h1 { max-width: 12ch; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }