@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("./fonts/inter-cyrillic.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("./fonts/inter-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: 400 600;
  font-display: swap;
  src: url("./fonts/jetbrains-mono-cyrillic.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: 400 600;
  font-display: swap;
  src: url("./fonts/jetbrains-mono-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;
}
:root {
  color-scheme: dark;
  --bg: #06070d;
  --bg-soft: #0c0f19;
  --panel: rgba(16, 20, 33, 0.72);
  --panel-strong: rgba(22, 27, 44, 0.9);
  --line: rgba(255, 255, 255, 0.1);
  --text: #f5f7fb;
  --muted: #9aa4b8;
  --muted-strong: #c2c9d6;
  --cyan: #6ee7f9;
  --violet: #9b7cff;
  --green: #83f7b1;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --radius-lg: 28px;
  --radius-md: 20px;
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at 12% 10%, rgba(110, 231, 249, 0.18), transparent 28rem),
    radial-gradient(circle at 86% 6%, rgba(155, 124, 255, 0.22), transparent 30rem),
    linear-gradient(180deg, #080a12 0%, var(--bg) 42%, #05060a 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

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

.site-shell {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 16px;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 16px 0 44px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(8, 10, 18, 0.76);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px);
}

.brand,
.nav,
.header-link {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(110, 231, 249, 0.38);
  border-radius: 12px;
  color: #061018;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
}

.nav {
  gap: 6px;
  color: var(--muted-strong);
  font-size: 14px;
}

.nav a,
.header-link {
  padding: 9px 12px;
  border-radius: 999px;
  transition: color 180ms ease, background 180ms ease;
}

.nav a:hover,
.header-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.header-link {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
}

.section {
  margin-bottom: 108px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: 40px;
  min-height: 620px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  letter-spacing: -0.06em;
}

h1 {
  max-width: 780px;
  margin-bottom: 24px;
  font-size: clamp(48px, 8vw, 92px);
  line-height: 0.9;
}

h2 {
  max-width: 780px;
  margin-bottom: 18px;
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1;
}

h3 {
  margin-bottom: 12px;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.hero-text,
.contact p,
.service-card p,
.step p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-text {
  max-width: 650px;
  margin-bottom: 34px;
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  font-weight: 700;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  border-color: transparent;
  color: #05070d;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  box-shadow: 0 18px 44px rgba(110, 231, 249, 0.2);
}

.button-secondary {
  color: var(--muted-strong);
  background: rgba(255, 255, 255, 0.05);
}

.terminal-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent),
    var(--panel);
  box-shadow: var(--shadow);
}

.terminal-card::before {
  position: absolute;
  inset: -1px;
  pointer-events: none;
  content: "";
  background: linear-gradient(135deg, rgba(110, 231, 249, 0.42), transparent 35%, rgba(155, 124, 255, 0.28));
  opacity: 0.45;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  padding: 1px;
}

.terminal-topbar {
  display: flex;
  gap: 8px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.terminal-topbar span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.28);
}

.terminal-topbar span:nth-child(1) {
  background: #ff6b7a;
}

.terminal-topbar span:nth-child(2) {
  background: #ffd166;
}

.terminal-topbar span:nth-child(3) {
  background: #83f7b1;
}

.terminal-body {
  min-height: 360px;
  padding: 28px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.7vw, 17px);
}

.terminal-body p {
  margin-bottom: 18px;
}

.muted {
  color: var(--muted);
}

.success {
  color: var(--green);
}

.accent {
  color: var(--cyan);
}

.metrics,
.cards-grid,
.steps {
  display: grid;
  gap: 16px;
}

.metrics {
  grid-template-columns: repeat(3, 1fr);
}

.metrics div,
.service-card,
.step,
.contact {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.22);
}

.metrics div {
  padding: 24px;
}

.metrics strong {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 44px);
}

.metrics span {
  color: var(--muted);
}

.section-heading {
  margin-bottom: 28px;
}

.cards-grid {
  grid-template-columns: repeat(3, 1fr);
}

.service-card {
  position: relative;
  min-height: 260px;
  padding: 26px;
}

.service-card::after {
  position: absolute;
  right: 22px;
  bottom: 22px;
  width: 78px;
  height: 78px;
  border-radius: 24px;
  content: "";
  background: linear-gradient(135deg, rgba(110, 231, 249, 0.22), rgba(155, 124, 255, 0.1));
}

.card-index,
.step span {
  display: inline-flex;
  margin-bottom: 54px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
}

.approach {
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(110, 231, 249, 0.08), transparent 35%),
    var(--panel-strong);
}

.steps {
  grid-template-columns: repeat(3, 1fr);
}

.step {
  padding: 24px;
  background: rgba(255, 255, 255, 0.045);
}

.step span {
  margin-bottom: 32px;
}

.contact {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 28px;
  padding: clamp(28px, 5vw, 52px);
  background:
    radial-gradient(circle at 80% 0%, rgba(155, 124, 255, 0.28), transparent 22rem),
    linear-gradient(135deg, rgba(110, 231, 249, 0.12), rgba(255, 255, 255, 0.04));
}

.contact p {
  max-width: 620px;
  margin-bottom: 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 0 36px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13px;
}

@media (max-width: 920px) {
  .site-header {
    align-items: flex-start;
    border-radius: 24px;
  }

  .nav {
    display: none;
  }

  .hero,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .metrics,
  .cards-grid,
  .steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .site-shell {
    width: min(100% - 24px, 1160px);
  }

  .site-header,
  .site-footer {
    flex-direction: column;
  }

  .header-link {
    padding-left: 0;
  }

  .section {
    margin-bottom: 72px;
  }

  .terminal-body {
    min-height: 300px;
    padding: 22px;
  }

  .approach {
    padding: 18px;
  }
}