:root {
  --color-bg: #111418;
  --color-surface: #181d23;
  --color-surface-alt: #222930;
  --color-text: #f2eadb;
  --color-muted: #b7ab98;
  --color-primary: #ffb02e;
  --color-primary-dark: #d17716;
  --color-secondary: #4bd4b2;
  --color-accent: #ff5a3c;
  --color-border: rgba(242, 234, 219, 0.16);
  --font-heading: "Arial Narrow", "Roboto Condensed", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 28px;
  --shadow-soft: 0 18px 60px rgba(0, 0, 0, 0.34);
  --container: 1180px;
  --grid-line: rgba(255, 176, 46, 0.11);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background:
    radial-gradient(circle at 10% 5%, rgba(255, 176, 46, 0.14), transparent 28rem),
    radial-gradient(circle at 90% 16%, rgba(75, 212, 178, 0.10), transparent 30rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.035) 25%, transparent 25%) 0 0 / 22px 22px,
    var(--color-bg);
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(90deg, transparent 0 79px, rgba(242, 234, 219, 0.03) 80px),
              linear-gradient(180deg, rgba(17, 20, 24, 0) 0%, rgba(17, 20, 24, 0.82) 100%);
  z-index: -1;
}

a { color: var(--color-secondary); text-decoration: none; }
a:hover { color: var(--color-primary); }
img { max-width: 100%; display: block; }
p { margin: 0 0 1rem; }

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(17, 20, 24, 0.78);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
}
.logo img { width: 36px; height: 36px; }
.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-list a {
  display: inline-flex;
  padding: 10px 12px;
  color: var(--color-muted);
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.94rem;
}
.nav-list a[aria-current="page"], .nav-list a:hover {
  color: var(--color-text);
  border-color: var(--color-border);
  background: rgba(242, 234, 219, 0.05);
}
.header-action { flex: 0 0 auto; }

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  padding: 10px 14px;
  background: var(--color-primary);
  color: #111418;
  border-radius: var(--radius-sm);
  z-index: 100;
}
.skip-link:focus { top: 12px; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.05;
  margin: 0;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(3rem, 8vw, 6.9rem); text-transform: uppercase; }
h2 { font-size: clamp(2rem, 4.4vw, 4.2rem); }
h3 { font-size: clamp(1.35rem, 2vw, 2rem); }
.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 18px;
  font-family: var(--font-heading);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 800;
}
.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
}
.lead {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  color: var(--color-muted);
  max-width: 760px;
}
.section { padding: clamp(72px, 9vw, 128px) 0; }
.section-tight { padding: clamp(48px, 6vw, 80px) 0; }
.section-header {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  align-items: end;
  margin-bottom: 40px;
}
.section-header p { color: var(--color-muted); font-size: 1.08rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: rgba(242, 234, 219, 0.06);
  color: var(--color-text);
  font-weight: 800;
  cursor: pointer;
  transition: transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
}
.btn:hover {
  transform: translateY(-2px);
  background: rgba(255, 176, 46, 0.12);
  color: var(--color-text);
  border-color: rgba(255, 176, 46, 0.42);
}
.btn-primary {
  color: #17110a;
  background: linear-gradient(180deg, #ffc35f, var(--color-primary));
  border-color: rgba(255, 176, 46, 0.78);
  box-shadow: 0 12px 34px rgba(255, 176, 46, 0.22);
}
.btn-primary:hover { color: #111418; background: linear-gradient(180deg, #ffd48a, #ffb02e); }
.btn-secondary { color: var(--color-secondary); }

:focus-visible {
  outline: 3px solid rgba(75, 212, 178, 0.74);
  outline-offset: 4px;
}

.hero {
  min-height: 720px;
  display: grid;
  align-items: center;
  padding: clamp(64px, 9vw, 110px) 0 70px;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(360px, .97fr);
  gap: clamp(32px, 5vw, 76px);
  align-items: center;
}
.hero h1 span {
  color: var(--color-primary);
  text-shadow: 0 0 34px rgba(255, 176, 46, 0.17);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-micro {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 34px;
}
.mini-gauge {
  border: 1px solid var(--color-border);
  background: rgba(242, 234, 219, 0.05);
  border-radius: var(--radius-md);
  padding: 14px;
  min-height: 98px;
  position: relative;
  overflow: hidden;
}
.mini-gauge strong { display: block; font-family: var(--font-heading); font-size: 1.6rem; color: var(--color-primary); }
.mini-gauge span { color: var(--color-muted); font-size: .9rem; }
.mini-gauge::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 70px;
  height: 70px;
  border: 10px solid rgba(75, 212, 178, 0.12);
  border-radius: 50%;
}

.hero-console {
  border: 1px solid rgba(255, 176, 46, 0.26);
  border-radius: 34px;
  background:
    linear-gradient(135deg, rgba(255, 176, 46, 0.13), transparent 34%),
    linear-gradient(180deg, rgba(242, 234, 219, 0.08), rgba(242, 234, 219, 0.035));
  padding: clamp(16px, 2.8vw, 30px);
  box-shadow: var(--shadow-soft);
  transform: rotate(-1deg);
  position: relative;
}
.hero-console::before {
  content: "ПАНЕЛЬ УСКОРЕНИЯ";
  position: absolute;
  top: -15px;
  left: 30px;
  padding: 4px 12px;
  background: var(--color-primary);
  color: #17110a;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-size: .8rem;
  letter-spacing: .14em;
  font-weight: 900;
}
.console-screen {
  min-height: 440px;
  border-radius: 24px;
  border: 1px solid rgba(242, 234, 219, 0.14);
  background:
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px) 0 0 / 34px 34px,
    linear-gradient(0deg, rgba(75, 212, 178, .08) 1px, transparent 1px) 0 0 / 34px 34px,
    #111418;
  padding: 28px;
  overflow: hidden;
  position: relative;
}
.console-screen img { width: 100%; height: auto; filter: drop-shadow(0 18px 34px rgba(0, 0, 0, .36)); }
.console-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}
.console-led {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--color-muted);
  background: rgba(17, 20, 24, 0.62);
}
.console-led b { color: var(--color-secondary); }

.acceleration-rail {
  display: grid;
  grid-template-columns: 130px 1fr 130px;
  align-items: center;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(242, 234, 219, .055), rgba(242, 234, 219, .025));
}
.rail-label {
  font-family: var(--font-heading);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 900;
}
.rail-track {
  position: relative;
  height: 18px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 90, 60, .25), rgba(255, 176, 46, .44), rgba(75, 212, 178, .55));
  overflow: hidden;
}
.rail-track::before, .rail-track::after {
  content: "";
  position: absolute;
  top: -20px;
  width: 2px;
  height: 58px;
  background: rgba(242, 234, 219, .35);
  transform: rotate(22deg);
}
.rail-track::before { left: 28%; }
.rail-track::after { left: 66%; }
.rail-pulse {
  position: absolute;
  top: 50%;
  left: 8%;
  width: 28px;
  height: 28px;
  margin-top: -14px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 8px rgba(255, 176, 46, .17), 0 0 30px rgba(255, 176, 46, .7);
  animation: pulseRun 5s ease-in-out infinite;
}
@keyframes pulseRun {
  0%, 100% { left: 8%; transform: scale(.85); }
  50% { left: 82%; transform: scale(1.08); }
}

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.signal-card, .logic-card, .note-card, .case-card {
  border: 1px solid var(--color-border);
  background: rgba(242, 234, 219, 0.045);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
}
.signal-card::before {
  content: attr(data-channel);
  display: inline-flex;
  margin-bottom: 18px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(75, 212, 178, .11);
  color: var(--color-secondary);
  font-family: var(--font-heading);
  letter-spacing: .12em;
  font-size: .78rem;
  font-weight: 900;
}
.signal-card::after {
  content: "";
  position: absolute;
  right: -28px;
  top: 16px;
  width: 94px;
  height: 94px;
  border: 1px dashed rgba(255, 176, 46, .33);
  border-radius: 50%;
}
.signal-card h3, .logic-card h3, .note-card h3, .case-card h3 { margin-bottom: 12px; }
.signal-card p, .logic-card p, .note-card p, .case-card p { color: var(--color-muted); }

.decision-console {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 24px;
  border: 1px solid rgba(75, 212, 178, .22);
  background: linear-gradient(135deg, rgba(75, 212, 178, .1), rgba(242, 234, 219, .04));
  border-radius: 36px;
  padding: clamp(22px, 4vw, 42px);
  box-shadow: var(--shadow-soft);
}
.dial {
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(242, 234, 219, .2);
  background: conic-gradient(from -45deg, rgba(255, 90, 60, .65), rgba(255, 176, 46, .85), rgba(75, 212, 178, .75), rgba(242, 234, 219, .08));
  padding: 24px;
  display: grid;
  place-items: center;
  position: relative;
}
.dial::after {
  content: "";
  width: 58%;
  height: 58%;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid rgba(242, 234, 219, .2);
}
.dial span {
  position: absolute;
  z-index: 1;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 4.7rem);
  font-weight: 900;
  color: var(--color-text);
}
.console-list { display: grid; gap: 14px; align-content: center; }
.console-item {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 12px;
  padding: 14px;
  border-radius: 16px;
  background: rgba(17, 20, 24, .42);
  border: 1px solid rgba(242, 234, 219, .1);
}
.console-item b { color: var(--color-primary); }
.console-index {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 176, 46, .14);
  color: var(--color-primary);
  font-weight: 900;
}

.booster-dial {
  border-radius: 30px;
  border: 1px solid rgba(255, 176, 46, .23);
  padding: 24px;
  background: radial-gradient(circle at 22% 18%, rgba(255, 176, 46, .18), transparent 45%), rgba(242, 234, 219, .04);
}
.booster-dial .scale {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}
.scale-line {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 12px;
  align-items: center;
  color: var(--color-muted);
}
.scale-line i {
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 176, 46, .24), var(--color-primary));
}
.scale-line:nth-child(2) i { background: linear-gradient(90deg, rgba(75, 212, 178, .22), var(--color-secondary)); }
.scale-line:nth-child(3) i { background: linear-gradient(90deg, rgba(255, 90, 60, .22), var(--color-accent)); }

.w34 { width: 34%; }
.w42 { width: 42%; }
.w47 { width: 47%; }
.w58 { width: 58%; }
.w72 { width: 72%; }
.w74 { width: 74%; }
.w78 { width: 78%; }
.w80 { width: 80%; }
.w82 { width: 82%; }
.w86 { width: 86%; }
.w88 { width: 88%; }
.w90 { width: 90%; }

.audit-matrix {
  display: grid;
  gap: 1px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-border);
}
.matrix-row {
  display: grid;
  grid-template-columns: .95fr 1.2fr .95fr;
  gap: 1px;
}
.matrix-row > div {
  padding: 18px;
  background: rgba(24, 29, 35, .94);
}
.matrix-head > div {
  background: rgba(255, 176, 46, .12);
  color: var(--color-primary);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: .1em;
  font-weight: 900;
}
.matrix-row p { margin: .4rem 0 0; color: var(--color-muted); }

.before-after-strip {
  display: grid;
  grid-template-columns: 1fr 90px 1fr;
  gap: 18px;
  align-items: stretch;
}
.before-pane, .after-pane {
  border: 1px solid var(--color-border);
  border-radius: 30px;
  padding: 24px;
  min-height: 260px;
}
.before-pane { background: rgba(255, 90, 60, .08); }
.after-pane { background: rgba(75, 212, 178, .08); }
.boost-arrow {
  display: grid;
  place-items: center;
  color: #111418;
  background: var(--color-primary);
  border-radius: 999px;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  align-self: center;
  aspect-ratio: 1;
}

.question-ledger {
  border: 1px solid var(--color-border);
  border-radius: 28px;
  overflow: hidden;
  background: rgba(242, 234, 219, .035);
}
.question-ledger details { border-bottom: 1px solid var(--color-border); padding: 0; }
.question-ledger details:last-child { border-bottom: 0; }
.question-ledger summary {
  cursor: pointer;
  padding: 18px 22px;
  font-weight: 850;
  color: var(--color-text);
  list-style: none;
}
.question-ledger summary::-webkit-details-marker { display: none; }
.question-ledger summary::before {
  content: "▸";
  color: var(--color-primary);
  margin-right: 10px;
}
.question-ledger details[open] summary::before { content: "▾"; }
.question-ledger p { padding: 0 22px 20px 45px; color: var(--color-muted); }

.pathway {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  counter-reset: step;
}
.path-step {
  counter-increment: step;
  padding: 20px;
  border-radius: 24px;
  border: 1px solid var(--color-border);
  background: rgba(242, 234, 219, .045);
  min-height: 210px;
}
.path-step::before {
  content: "0" counter(step);
  display: block;
  margin-bottom: 16px;
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-size: 1.8rem;
  font-weight: 900;
}
.path-step h3 { font-size: 1.25rem; }
.path-step p { color: var(--color-muted); font-size: .96rem; }

.article-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 46px;
  align-items: start;
}
.article-toc {
  position: sticky;
  top: 100px;
  border: 1px solid var(--color-border);
  border-radius: 24px;
  padding: 18px;
  background: rgba(24, 29, 35, .84);
}
.article-toc a { display: block; padding: 8px 0; color: var(--color-muted); }
.article-toc a:hover { color: var(--color-primary); }
.article-body {
  border: 1px solid var(--color-border);
  border-radius: 34px;
  padding: clamp(24px, 5vw, 54px);
  background: rgba(242, 234, 219, .045);
}
.article-body h2 { margin: 2.3rem 0 1rem; font-size: clamp(1.7rem, 3vw, 3rem); }
.article-body h2:first-child { margin-top: 0; }
.article-body h3 { margin: 1.7rem 0 .7rem; }
.article-body ul, .article-body ol { color: var(--color-muted); padding-left: 1.25rem; }
.article-body li { margin-bottom: .65rem; }
.article-callout {
  margin: 28px 0;
  padding: 22px;
  border-left: 5px solid var(--color-primary);
  background: rgba(255, 176, 46, .09);
  border-radius: 0 18px 18px 0;
}

.service-hero {
  padding: clamp(62px, 9vw, 110px) 0 50px;
}
.service-hero .container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 42px;
  align-items: end;
}
.service-hero-card {
  border: 1px solid rgba(255, 176, 46, .24);
  border-radius: 34px;
  padding: 26px;
  background: rgba(242, 234, 219, .045);
}
.service-hero-card img { border-radius: 24px; border: 1px solid var(--color-border); }

.split-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  overflow: hidden;
  border-radius: 34px;
  border: 1px solid var(--color-border);
}
.split-panel > div { padding: clamp(24px, 4vw, 42px); }
.split-panel > div:first-child { background: rgba(255, 90, 60, .08); }
.split-panel > div:last-child { background: rgba(75, 212, 178, .08); }
.split-panel ul { padding-left: 1.2rem; color: var(--color-muted); }

.case-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 24px; }
.case-card.big { min-height: 460px; display: flex; flex-direction: column; justify-content: space-between; }
.case-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0; }
.case-meta span, .tag {
  display: inline-flex;
  border: 1px solid rgba(75, 212, 178, .26);
  color: var(--color-secondary);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: .85rem;
}
.metric-stack { display: grid; gap: 12px; }
.metric {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 14px;
  border-radius: 16px;
  background: rgba(17,20,24,.45);
}
.metric strong { font-family: var(--font-heading); font-size: 2rem; color: var(--color-primary); }
.metric span { color: var(--color-muted); }

.contact-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 30px;
  align-items: start;
}
.brief-card {
  border: 1px solid rgba(255, 176, 46, .26);
  border-radius: 34px;
  padding: clamp(22px, 4vw, 42px);
  background: linear-gradient(135deg, rgba(255, 176, 46, .11), rgba(242, 234, 219, .04));
  box-shadow: var(--shadow-soft);
}
.contact-form {
  display: grid;
  gap: 14px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: grid; gap: 8px; color: var(--color-muted); font-weight: 700; }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 13px 14px;
  background: rgba(17,20,24,.72);
  color: var(--color-text);
  font: inherit;
}
textarea { min-height: 150px; resize: vertical; }
.form-note { color: var(--color-muted); font-size: .92rem; }

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--color-muted);
  font-size: .92rem;
  padding-top: 22px;
}
.breadcrumbs a { color: var(--color-muted); }
.breadcrumbs span { color: var(--color-primary); }

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 42px 0;
  background: rgba(17,20,24,.78);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr .9fr;
  gap: 24px;
}
.footer-grid h2, .footer-grid h3 { font-size: 1.2rem; margin-bottom: 12px; }
.footer-grid p, .footer-grid li { color: var(--color-muted); }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-bottom { margin-top: 28px; color: var(--color-muted); font-size: .9rem; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}

@media (max-width: 980px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding: 14px 0; }
  .nav-list { flex-wrap: wrap; }
  .hero-grid, .service-hero .container, .section-header, .decision-console, .article-layout, .contact-grid, .case-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-console { transform: none; }
  .grid-3, .grid-2 { grid-template-columns: 1fr 1fr; }
  .pathway { grid-template-columns: 1fr 1fr; }
  .article-toc { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .container { width: min(100% - 24px, var(--container)); }
  .hero-micro, .grid-3, .grid-2, .pathway, .split-panel, .footer-grid, .form-row, .console-row { grid-template-columns: 1fr; }
  .acceleration-rail { grid-template-columns: 1fr; }
  .matrix-row { grid-template-columns: 1fr; }
  .before-after-strip { grid-template-columns: 1fr; }
  .boost-arrow { width: 70px; justify-self: center; transform: rotate(90deg); }
  .scale-line { grid-template-columns: 1fr; }
  h1 { font-size: clamp(2.5rem, 15vw, 4.4rem); }
  .nav-list a { padding: 8px 10px; }
}