/* volrix.sec — информационная безопасность под ключ.
   Шрифты volrix: Golos Text (текст), JetBrains Mono (служебные подписи), оба OFL, локально. */

@font-face {
  font-family: 'Golos Text'; font-style: normal; font-weight: 400 900; font-display: swap;
  src: url(/fonts/golos-cyrillic.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'Golos Text'; font-style: normal; font-weight: 400 900; font-display: swap;
  src: url(/fonts/golos-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono'; font-style: normal; font-weight: 100 800; font-display: swap;
  src: url(/fonts/jetbrains-mono-cyrillic-wght-normal.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'JetBrains Mono'; font-style: normal; font-weight: 100 800; font-display: swap;
  src: url(/fonts/jetbrains-mono-latin-wght-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2190-2193, U+2212, U+2215, U+25AA;
}

@font-face {
  font-family: 'Cormorant Garamond'; font-style: italic; font-weight: 500; font-display: swap;
  src: url(/fonts/cormorant-garamond-cyrillic-500-italic.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'Cormorant Garamond'; font-style: italic; font-weight: 500; font-display: swap;
  src: url(/fonts/cormorant-garamond-latin-500-italic.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2190-2193, U+2212, U+2215;
}

:root {
  --bg: #0b0f14;
  --bg-2: #10161e;
  --bg-3: #151d27;
  --line: rgba(232, 236, 241, 0.09);
  --line-strong: rgba(232, 236, 241, 0.18);
  --ink: #e8ecf1;
  --ink-2: #b4bcc8;
  --muted: #8a94a3;
  --accent: #33c293;
  --accent-ink: #0b0f14;
  --accent-soft: rgba(51, 194, 147, 0.12);
  --indigo: #6c63ff;
  --mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --sans: 'Golos Text', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --wrap: 1160px;
  --gutter: 24px;
  --radius: 2px;
  --serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: #5fd9b1; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.015em; line-height: 1.12; }
p { margin: 0; }
img, svg { display: block; max-width: 100%; }
::selection { background: rgba(51, 194, 147, 0.35); color: #fff; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.mono {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
.mono.accent { color: var(--accent); }
.serif { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 1.12em; letter-spacing: 0; color: var(--ink); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; }
.eyebrow .pill { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line-strong); background: rgba(16,22,30,0.7); padding: 7px 12px; font-family: var(--mono); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); }
.eyebrow .pill i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.hairline { position: relative; }
.hairline::after { content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; z-index: 2; background: linear-gradient(90deg, transparent, rgba(108,99,255,0.45), rgba(51,194,147,0.4), transparent); }
.idx { font-family: var(--mono); font-size: 11.5px; color: var(--muted); letter-spacing: .08em; }

/* ---------- кнопки ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 48px; padding: 0 22px;
  border-radius: var(--radius);
  font-family: var(--mono); font-weight: 600; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid transparent;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #5fd9b1; color: var(--accent-ink); }
.btn-ghost { border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); color: var(--ink); background: rgba(232,236,241,0.04); }
.btn svg { width: 16px; height: 16px; }

/* ---------- шапка ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 15, 20, 0.72);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); background: rgba(11, 15, 20, 0.86); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); font-weight: 700; font-size: 19px; letter-spacing: -0.01em; }
.brand:hover { color: var(--ink); }
.brand img { height: 26px; width: auto; }
.site-footer .brand img { height: 22px; opacity: .9; }
.nav { display: flex; gap: 28px; font-size: 15px; }
.nav a { color: var(--ink-2); position: relative; padding: 6px 0; }
.nav a::after { content: ''; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px; background: var(--accent); transition: right .3s var(--ease); }
.nav a:hover { color: var(--ink); }
.nav a:hover::after { right: 0; }
.header-cta { min-height: 40px; padding: 0 16px; font-size: 12px; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line-strong); color: var(--ink); border-radius: var(--radius); width: 42px; height: 40px; cursor: pointer; }
.site-header .nav a { font-family: var(--mono); font-size: 12.5px; letter-spacing: .08em; text-transform: uppercase; }
.nav-toggle svg { width: 20px; height: 20px; margin: 0 auto; }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-bg canvas { width: 100%; height: 100%; display: block; }
html[data-lite] .hero-bg canvas { display: none; }
html[data-lite] .hero-bg {
  background-image: radial-gradient(circle, rgba(232,236,241,0.09) 1px, transparent 1.6px);
  background-size: 28px 28px;
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(900px 520px at 18% 30%, rgba(51,194,147,0.10), transparent 60%),
    radial-gradient(700px 480px at 85% 70%, rgba(108,99,255,0.10), transparent 60%),
    linear-gradient(180deg, rgba(11,15,20,0.0) 0%, rgba(11,15,20,0.0) 60%, var(--bg) 100%);
}
.hero .wrap {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 48px; align-items: center;
  padding-top: 88px; padding-bottom: 96px; min-height: min(calc(100vh - 68px), 820px);
}
.hero-copy { display: flex; flex-direction: column; gap: 26px; }
.hero h1 {
  font-size: clamp(38px, 5.2vw, 66px);
  font-weight: 700; letter-spacing: -0.025em; line-height: 1.04;
  max-width: 14ch;
}
.hero h1 em { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 1.1em; color: var(--ink); }
.hero .lead { font-size: 19px; line-height: 1.6; color: var(--ink-2); max-width: 560px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 6px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px 28px; padding-top: 14px; border-top: 1px solid var(--line); margin-top: 8px; }
.hero-meta div { display: flex; align-items: center; gap: 9px; color: var(--ink-2); font-size: 14.5px; }
.hero-meta i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

/* схема эшелонированной защиты */
.hero-art { position: relative; aspect-ratio: 1 / 1; max-width: 520px; width: 100%; margin: 0 0 0 auto; }
.hero-art svg { width: 100%; height: 100%; overflow: visible; }
.ring { fill: none; stroke: var(--line-strong); stroke-width: 1; }
.ring.dash { stroke-dasharray: 2 6; stroke-linecap: round; }
.ring-label { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; fill: var(--muted); text-transform: uppercase; }
.ring-label.on { fill: var(--accent); }
.ring-dot { fill: var(--accent); }
.ring-dot.i { fill: var(--indigo); }
.ring-glow { fill: var(--accent); opacity: .18; }
.orbit { transform-origin: 260px 260px; }
.orbit-1 { animation: spin 38s linear infinite; }
.orbit-2 { animation: spin 26s linear infinite reverse; }
.orbit-3 { animation: spin 18s linear infinite; }
.orbit-4 { animation: spin 12s linear infinite reverse; }
.sweep { transform-origin: 260px 260px; animation: spin 9s linear infinite; }
.core { animation: breathe 4.5s ease-in-out infinite; transform-box: view-box; transform-origin: 0 0; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes breathe { 0%, 100% { opacity: .55; } 50% { opacity: 1; } }
.leader { stroke: var(--line-strong); stroke-width: 1; fill: none; }
.art-legend { position: absolute; left: 0; bottom: -6px; display: flex; flex-direction: column; gap: 4px; }
.art-legend span { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; color: var(--muted); text-transform: uppercase; }

/* ---------- полоса нормативной базы ---------- */
.reg { border-bottom: 1px solid var(--line); background: var(--bg-2); }
.reg .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 36px; padding-top: 22px; padding-bottom: 22px; }
.reg .mono { flex: 0 0 auto; }
.reg ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.reg li {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .04em;
  color: var(--ink-2); border: 1px solid var(--line-strong); border-radius: var(--radius);
  padding: 7px 11px; line-height: 1.2; white-space: nowrap;
  transition: border-color .25s var(--ease), color .25s var(--ease);
}
.reg li:hover { border-color: var(--accent); color: var(--ink); }
.reg li b { color: var(--accent); font-weight: 600; margin-right: 6px; }

/* ---------- секции ---------- */
section.block { border-bottom: 1px solid var(--line); position: relative; }
section.block.alt::before { content: ''; position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: linear-gradient(90deg, transparent, rgba(108,99,255,0.35), rgba(51,194,147,0.3), transparent); }
section.block .wrap { padding-top: 96px; padding-bottom: 96px; }
.section-head { display: flex; flex-direction: column; gap: 14px; max-width: 640px; margin-bottom: 56px; }
.section-head h2 { font-size: clamp(30px, 3.4vw, 42px); }
.section-head p { color: var(--ink-2); font-size: 18px; }
.block.alt { background: var(--bg-2); }

/* аудит */
.audit { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 64px; align-items: start; }
.audit-intro { position: sticky; top: 100px; display: flex; flex-direction: column; gap: 14px; }
.audit-intro h2 { font-size: clamp(30px, 3.4vw, 42px); }
.audit-intro p { color: var(--ink-2); font-size: 18px; }
.deliver { margin-top: 18px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--bg-2); padding: 22px 24px; }
.deliver .head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.deliver ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.deliver li { display: flex; align-items: flex-start; gap: 12px; font-size: 15.5px; color: var(--ink); }
.deliver li svg { width: 16px; height: 16px; flex: none; margin-top: 4px; color: var(--accent); }
.deliver-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; font-size: 15px; font-weight: 600; color: var(--accent); }
.deliver-link svg { width: 15px; height: 15px; transition: transform .3s var(--ease); }
.deliver-link:hover svg { transform: translateX(3px); }
.steps { position: relative; display: flex; flex-direction: column; }
.steps::before { content: ''; position: absolute; left: 23px; top: 24px; bottom: 24px; width: 1px; background: var(--line-strong); }
.steps .progress { position: absolute; left: 23px; top: 24px; bottom: 24px; width: 1px; background: var(--accent); transform-origin: top; transform: scaleY(0); }
.step { position: relative; display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 20px; padding: 24px 0; }
.step + .step { border-top: 1px solid var(--line); }
.step .num {
  width: 48px; height: 48px; border-radius: var(--radius); border: 1px solid var(--line-strong); background: var(--bg);
  display: grid; place-items: center; font-family: var(--mono); font-size: 13px; color: var(--muted);
  position: relative; z-index: 1; transition: border-color .4s var(--ease), color .4s var(--ease), background .4s var(--ease);
}
.step.is-on .num { border-color: var(--accent); color: var(--accent); background: var(--bg-3); }
.step h3 { font-size: 21px; margin-bottom: 8px; }
.step p { color: var(--ink-2); font-size: 16px; }
.step .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.step .tags span { font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em; color: var(--muted); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 8px; }

/* услуги */
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.card {
  background: var(--bg); padding: 30px 28px 32px;
  display: flex; flex-direction: column; gap: 14px;
  position: relative; transition: background .3s var(--ease);
}
.card::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--accent); transform: scaleY(0); transform-origin: top; transition: transform .35s var(--ease); }
.card:hover { background: var(--bg-3); }
.card:hover::before { transform: scaleY(1); }
.card .head { display: flex; justify-content: space-between; align-items: center; font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.card .icon { width: 40px; height: 40px; border: 1px solid var(--line-strong); border-radius: var(--radius); display: grid; place-items: center; color: var(--accent); background: var(--bg-2); }
.card .icon svg { width: 20px; height: 20px; }
.card h3 { font-size: 20px; }
.card p { color: var(--ink-2); font-size: 15.5px; }

/* подход */
.principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.principle { display: flex; flex-direction: column; gap: 14px; padding-top: 22px; border-top: 1px solid var(--line-strong); position: relative; }
.principle::before { content: ''; position: absolute; top: -1px; left: 0; height: 1px; width: 0; background: var(--accent); transition: width .6s var(--ease); }
.is-visible .principle::before { width: 56px; }
.principle .idx { font-family: var(--mono); font-size: 36px; font-weight: 300; color: var(--accent); letter-spacing: -0.02em; line-height: 1; }
.principle h3 { font-size: 22px; }
.principle p { color: var(--ink-2); font-size: 16px; }

/* контакты */
.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.contact-copy { display: flex; flex-direction: column; gap: 16px; }
.contact-copy h2 { font-size: clamp(32px, 4vw, 48px); }
.contact-copy p { color: var(--ink-2); font-size: 18px; max-width: 460px; }
.contact-note { display: flex; gap: 12px; align-items: flex-start; margin-top: 10px; padding: 16px 18px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--bg-2); font-size: 15px; color: var(--ink-2); }
.contact-note svg { width: 18px; height: 18px; color: var(--accent); flex: none; margin-top: 3px; }
.contact-list { display: flex; flex-direction: column; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.contact-list a {
  display: grid; grid-template-columns: 110px minmax(0, 1fr) 20px; align-items: center; gap: 16px;
  padding: 26px 26px; background: var(--bg); color: var(--ink); font-size: 20px; font-weight: 500;
  transition: background .3s var(--ease);
}
.contact-list a:hover { background: var(--bg-3); color: var(--ink); }
.contact-list a svg { width: 20px; height: 20px; color: var(--muted); transition: transform .3s var(--ease), color .3s var(--ease); }
.contact-list a:hover svg { transform: translateX(4px); color: var(--accent); }
.contact-list a .mono { font-size: 12px; }
.contact-list a span:nth-child(2) { font-family: var(--sans); }

/* подвал */
.site-footer { padding: 28px 0 36px; border-top: 1px solid var(--line); }
.site-footer .wrap > span { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; }
.site-footer .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 24px; font-size: 14px; color: var(--muted); }
.site-footer a { color: var(--ink-2); }
.site-footer a:hover { color: var(--ink); }

/* ---------- появление при прокрутке ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }
.reveal[data-delay="5"] { transition-delay: .40s; }
html[data-lite] .reveal, .no-js .reveal { opacity: 1; transform: none; transition: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .orbit-1, .orbit-2, .orbit-3, .orbit-4, .sweep, .core { animation: none; }
  .hero-bg canvas { display: none; }
}

/* ---------- адаптив ---------- */
@media (max-width: 1024px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; min-height: 0; padding-top: 64px; padding-bottom: 72px; }
  .hero-art { max-width: 440px; margin: 0 auto; }
  .audit { grid-template-columns: 1fr; gap: 40px; }
  .audit-intro { position: static; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .principles { grid-template-columns: 1fr; gap: 28px; }
  .contact { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 720px) {
  :root { --gutter: 16px; }
  body { font-size: 16px; }
  .site-header .wrap { height: 60px; }
  .nav { display: none; }
  .nav.is-open {
    display: flex; flex-direction: column; gap: 4px;
    position: absolute; left: 0; right: 0; top: 60px;
    background: var(--bg-2); border-bottom: 1px solid var(--line);
    padding: 12px var(--gutter) 16px;
  }
  .nav.is-open a { padding: 10px 0; font-size: 17px; }
  .header-cta { display: none; }
  .nav-toggle { display: block; }
  .hero .wrap { padding-top: 48px; padding-bottom: 56px; }
  .hero h1 { font-size: 36px; max-width: none; }
  .hero .lead { font-size: 17px; }
  .hero-art { max-width: 340px; }
  .art-legend { display: none; }
  section.block .wrap { padding-top: 64px; padding-bottom: 64px; }
  .section-head { margin-bottom: 36px; }
  .grid { grid-template-columns: 1fr; }
  .card { padding: 24px 20px 26px; }
  .step { grid-template-columns: 40px minmax(0, 1fr); gap: 14px; }
  .step .num { width: 40px; height: 40px; }
  .steps::before, .steps .progress { left: 19px; }
  .contact-list a { grid-template-columns: 1fr 20px; font-size: 17px; padding: 20px 18px; }
  .contact-list a .mono { grid-column: 1 / -1; }
  .reg .wrap { gap: 12px; }
  .reg li { white-space: normal; }
}

/* 404 */
.nf { min-height: calc(100vh - 168px); display: flex; flex-direction: column; justify-content: center; gap: 18px; }
.nf h1 { font-size: clamp(32px, 4vw, 48px); }
.nf p { color: var(--ink-2); font-size: 18px; max-width: 520px; }