:root {
  --bg: #050608;
  --bg-2: #0a0d12;
  --panel: rgba(18, 24, 31, 0.55);
  --panel-brd: rgba(0, 255, 156, 0.18);
  --text: #e8f0ee;
  --muted: #9aa6a2;
  --green: #00ff9c;
  --cyan: #2ad4ff;
  --purple: #8a7bff;
  --radius: 18px;
  --maxw: 1160px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .nav__logo, .stat__num {
  font-family: "Space Grotesk", "Inter", sans-serif;
  letter-spacing: -0.02em;
}

a { color: inherit; text-decoration: none; }

/* ---------- Фоновые слои ---------- */
#matrix {
  position: fixed;
  inset: 0;
  z-index: 2;
  opacity: 0.28;
  pointer-events: none;
}
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 255, 156, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 156, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 30%, transparent 80%);
}
.bg-glow {
  position: fixed;
  z-index: 0;
  pointer-events: none;
  top: -20%;
  left: 50%;
  width: 80vw;
  height: 80vw;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(0, 255, 156, 0.10), transparent 60%);
  filter: blur(40px);
}

/* ---------- Навигация ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px clamp(16px, 5vw, 48px);
  transition: background 0.3s, backdrop-filter 0.3s, padding 0.3s;
}
.nav.is-scrolled {
  background: rgba(5, 6, 8, 0.7);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 12px;
  padding-bottom: 12px;
}
.nav__logo {
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav__logo-mark { color: var(--green); }
.nav__links { display: flex; gap: 26px; }
.nav__links a {
  color: var(--muted);
  font-size: 15px;
  transition: color 0.2s;
}
.nav__links a:hover { color: var(--text); }

/* ---------- Кнопки ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.3s, background 0.3s, border-color 0.3s;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn--lg { padding: 16px 30px; font-size: 16px; }
.btn--primary {
  background: linear-gradient(135deg, var(--green), var(--cyan));
  color: #021014;
  box-shadow: 0 10px 30px rgba(0, 255, 156, 0.25);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(0, 255, 156, 0.4); }
.btn--ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.14);
  color: var(--text);
}
.btn--ghost:hover { border-color: var(--green); color: var(--green); transform: translateY(-2px); }
.btn__ico { font-size: 18px; }
.nav__cta { padding: 9px 18px; font-size: 14px; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px clamp(16px, 5vw, 48px) 80px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}
.hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  opacity: 0.62;
  filter: saturate(1.12) contrast(1.06);
  animation: slowzoom 24s ease-in-out infinite alternate;
}
@keyframes slowzoom { to { transform: scale(1.08); } }
.hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, var(--bg) 8%, transparent 60%),
    linear-gradient(0deg, var(--bg) 4%, transparent 50%);
}
.hero__content { max-width: 760px; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 15px;
  border-radius: 999px;
  background: rgba(0, 255, 156, 0.08);
  border: 1px solid var(--panel-brd);
  font-size: 14px;
  color: var(--green);
  margin-bottom: 24px;
}
.badge__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
  animation: pulse 1.8s infinite;
}
@keyframes pulse { 50% { opacity: 0.35; } }
.hero__title {
  font-size: clamp(34px, 6vw, 64px);
  line-height: 1.08;
  font-weight: 700;
  margin-bottom: 22px;
}
.grad {
  background: linear-gradient(120deg, var(--green), var(--cyan), var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.type {
  color: var(--green);
  border-right: 2px solid var(--green);
  padding-right: 2px;
  animation: caret 0.8s step-end infinite;
}
@keyframes caret { 50% { border-color: transparent; } }
.hero__sub {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--muted);
  max-width: 620px;
  margin-bottom: 34px;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }
.hero__chips { display: flex; flex-wrap: wrap; gap: 18px; color: var(--muted); font-size: 14px; }
.hero__scroll {
  position: absolute;
  bottom: 28px; left: 50%;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 14px;
}
.hero__scroll span {
  position: absolute;
  top: 8px; left: 50%;
  width: 4px; height: 8px;
  margin-left: -2px;
  background: var(--green);
  border-radius: 2px;
  animation: scrolldot 1.6s infinite;
}
@keyframes scrolldot { to { transform: translateY(14px); opacity: 0; } }

/* ---------- Секции ---------- */
.section {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(70px, 10vw, 120px) clamp(16px, 5vw, 48px);
}
.section--alt { max-width: none; }
.section--alt > * { max-width: var(--maxw); margin-left: auto; margin-right: auto; }
.section--alt {
  background: linear-gradient(180deg, transparent, rgba(10, 13, 18, 0.6), transparent);
}
.section__head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 13px;
  color: var(--green);
  margin-bottom: 14px;
}
.section__head h2 { font-size: clamp(26px, 4vw, 42px); margin-bottom: 16px; }
.section__lead { color: var(--muted); font-size: clamp(15px, 2vw, 18px); }

/* ---------- Сетки/карточки ---------- */
.grid { display: grid; gap: 22px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(10px);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--panel-brd);
  box-shadow: 0 18px 50px rgba(0, 255, 156, 0.12);
}
.card__icon { font-size: 30px; margin-bottom: 14px; }
.card h3 { font-size: 20px; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 15px; }
.card--role h3 { color: var(--text); }

/* ---------- Split (решение) ---------- */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; }
.checks { list-style: none; margin-bottom: 30px; display: grid; gap: 14px; }
.checks li {
  position: relative;
  padding-left: 34px;
  color: var(--text);
  font-size: 16px;
}
.checks li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 0;
  width: 22px; height: 22px;
  display: grid; place-items: center;
  background: rgba(0, 255, 156, 0.12);
  color: var(--green);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
}
.checks b { color: var(--green); }

/* Holo-карточка */
.holo-card {
  background: linear-gradient(160deg, rgba(42, 212, 255, 0.08), rgba(0, 255, 156, 0.04));
  border: 1px solid rgba(42, 212, 255, 0.25);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 0 60px rgba(42, 212, 255, 0.12), inset 0 0 30px rgba(42, 212, 255, 0.05);
  animation: float 6s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-12px); } }
.holo-card__bar {
  height: 6px; width: 60px;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  border-radius: 4px;
  margin-bottom: 20px;
}
.holo-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 15px;
}
.holo-row .ok {
  font-style: normal;
  font-size: 12px;
  color: var(--green);
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(0, 255, 156, 0.1);
}
.holo-card__foot { margin-top: 18px; font-size: 13px; color: var(--cyan); }

/* ---------- Шаги ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius);
  padding: 26px;
  position: relative;
  overflow: hidden;
}
.step__num {
  font-family: "Space Grotesk", sans-serif;
  font-size: 42px;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 255, 156, 0.4);
  display: block;
  margin-bottom: 12px;
}
.step h3 { font-size: 18px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 14px; }

/* ---------- Статистика ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stat {
  text-align: center;
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius);
  padding: 34px 20px;
}
.stat__num {
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 700;
  background: linear-gradient(120deg, var(--green), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.stat__label { color: var(--muted); font-size: 14px; margin-top: 10px; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 14px; }
.faq__item {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 4px 22px;
}
.faq__item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-weight: 600;
  font-size: 17px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+";
  color: var(--green);
  font-size: 24px;
  transition: transform 0.3s;
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { color: var(--muted); padding-bottom: 20px; font-size: 15px; }

/* ---------- CTA ---------- */
.cta {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 40px auto 0;
  padding: 0 clamp(16px, 5vw, 48px) 100px;
}
.cta__inner {
  text-align: center;
  background: linear-gradient(160deg, rgba(0, 255, 156, 0.10), rgba(42, 212, 255, 0.06));
  border: 1px solid var(--panel-brd);
  border-radius: 28px;
  padding: clamp(40px, 6vw, 72px);
  box-shadow: 0 0 80px rgba(0, 255, 156, 0.1);
}
.cta__inner h2 { font-size: clamp(26px, 4vw, 44px); margin-bottom: 16px; }
.cta__inner > p { color: var(--muted); max-width: 560px; margin: 0 auto 30px; font-size: 17px; }
.cta__actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.cta__note { margin-top: 22px; font-size: 14px; color: var(--muted); }

/* ---------- Футер ---------- */
.footer {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 40px clamp(16px, 5vw, 48px);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 14px;
}
.footer__brand { display: flex; align-items: center; gap: 8px; color: var(--text); font-family: "Space Grotesk", sans-serif; font-weight: 600; }
.footer__links { display: flex; gap: 22px; }
.footer__links a:hover { color: var(--green); }

/* ---------- Reveal-анимация ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Адаптив ---------- */
@media (max-width: 900px) {
  .nav__links { display: none; }
  .grid--3 { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .hero__scrim { background: linear-gradient(0deg, var(--bg) 10%, rgba(5,6,8,0.5) 70%); }
}
@media (max-width: 560px) {
  .grid--3, .steps, .stats { grid-template-columns: 1fr; }
  .nav__cta { display: none; }
  .hero { padding-top: 100px; }
  .btn { width: 100%; justify-content: center; }
  .hero__actions, .cta__actions { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}