:root {
  --bg: #07111f;
  --bg-soft: #0b1729;
  --panel: rgba(255, 255, 255, 0.075);
  --panel-strong: rgba(255, 255, 255, 0.115);
  --text: #f4f7fb;
  --muted: #b8c5d8;
  --line: rgba(255, 255, 255, 0.14);
  --accent: #58d7ff;
  --accent-2: #8ef0c7;
  --warning: #ffd38a;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(88, 215, 255, 0.18), transparent 32rem),
    radial-gradient(circle at top right, rgba(142, 240, 199, 0.14), transparent 30rem),
    linear-gradient(180deg, #07111f 0%, #0a1220 50%, #050912 100%);
  color: var(--text);
  line-height: 1.6;
}

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

img, svg {
  max-width: 100%;
}

.container {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(7, 17, 31, 0.78);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #06101d;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 32px rgba(88, 215, 255, 0.26);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 22px;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--text);
}

.lang-pill {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.hero {
  padding: 96px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(320px, 0.84fr);
  gap: 42px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 12px;
  border: 1px solid rgba(88, 215, 255, 0.28);
  border-radius: 999px;
  background: rgba(88, 215, 255, 0.08);
  color: #cdf5ff;
  font-weight: 700;
  font-size: 0.9rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 0 7px rgba(142, 240, 199, 0.08);
}

h1 {
  margin: 22px 0 18px;
  font-size: clamp(2.65rem, 6vw, 5.7rem);
  line-height: 0.96;
  letter-spacing: -0.07em;
}

h1 span {
  display: block;
  color: #bdefff;
}

.lead {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.6vw, 1.28rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 13px 18px;
  border-radius: 16px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

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

.btn-primary {
  color: #06101d;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 16px 46px rgba(88, 215, 255, 0.25);
}

.btn-secondary {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.06);
}

.hero-card {
  border: 1px solid var(--line);
  border-radius: 32px;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.045)),
    rgba(255, 255, 255, 0.05);
  box-shadow: var(--shadow);
}

.app-preview {
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #07101e;
}

.preview-top {
  padding: 18px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.86rem;
}

.preview-body {
  padding: 18px;
}

.route-line {
  position: relative;
  padding-left: 28px;
  display: grid;
  gap: 16px;
}

.route-line::before {
  content: "";
  position: absolute;
  top: 11px;
  bottom: 11px;
  left: 8px;
  width: 2px;
  background: linear-gradient(var(--accent), var(--accent-2));
  opacity: 0.8;
}

.stop {
  position: relative;
  padding: 14px 14px 14px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.065);
  border: 1px solid rgba(255, 255, 255, 0.11);
}

.stop::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 21px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(88, 215, 255, 0.12);
}

.stop strong {
  display: block;
}

.stop span {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 3px;
}

.kpi-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 11px;
  margin-top: 18px;
}

.kpi {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.055);
}

.kpi strong {
  display: block;
  font-size: 1.3rem;
}

.kpi span {
  color: var(--muted);
  font-size: 0.82rem;
}

.section {
  padding: 74px 0;
}

.section-header {
  max-width: 760px;
  margin-bottom: 32px;
}

.eyebrow {
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-weight: 900;
  font-size: 0.78rem;
}

h2 {
  margin: 8px 0 10px;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.03;
  letter-spacing: -0.045em;
}

.section-header p,
.card p,
.feature p,
.contact-card p,
.footer p {
  color: var(--muted);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.card,
.feature,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 24px;
}

.card strong,
.feature strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.08rem;
}

.card.highlight {
  background: linear-gradient(135deg, rgba(88, 215, 255, 0.16), rgba(142, 240, 199, 0.08));
  border-color: rgba(88, 215, 255, 0.25);
}

.product-band {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 24px;
  align-items: stretch;
  padding: 24px;
  border: 1px solid rgba(88, 215, 255, 0.2);
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(88, 215, 255, 0.14), rgba(142, 240, 199, 0.08)),
    rgba(255, 255, 255, 0.055);
  box-shadow: var(--shadow);
}

.product-visual {
  min-height: 330px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 22% 22%, rgba(88, 215, 255, 0.32), transparent 12rem),
    radial-gradient(circle at 78% 72%, rgba(142, 240, 199, 0.22), transparent 12rem),
    #081525;
  padding: 22px;
  display: grid;
  align-content: end;
}

.phone-card {
  width: min(310px, 100%);
  margin: 0 auto;
  border-radius: 30px;
  padding: 14px;
  background: rgba(0, 0, 0, 0.32);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.phone-screen {
  border-radius: 24px;
  padding: 18px;
  background: #f8fbff;
  color: #112033;
}

.phone-screen small {
  color: #607086;
  font-weight: 800;
}

.phone-screen h3 {
  margin: 8px 0 12px;
  color: #0d1c2f;
}

.phone-item {
  padding: 12px;
  border-radius: 14px;
  background: #edf4fb;
  margin-top: 9px;
  color: #26384e;
  font-weight: 700;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--muted);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-2);
  font-weight: 900;
}

.steps {
  counter-reset: step;
  display: grid;
  gap: 16px;
}

.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.055);
}

.step::before {
  content: counter(step);
  width: 42px;
  height: 42px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: #06101d;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.step strong {
  display: block;
  margin-bottom: 3px;
}

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

.contact-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 32px;
  background:
    linear-gradient(135deg, rgba(88, 215, 255, 0.16), rgba(255, 255, 255, 0.055)),
    var(--panel);
}

.footer {
  border-top: 1px solid var(--line);
  padding: 32px 0;
  color: var(--muted);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.notice {
  margin-top: 18px;
  border: 1px solid rgba(255, 211, 138, 0.28);
  background: rgba(255, 211, 138, 0.08);
  color: #ffe6b5;
  border-radius: 18px;
  padding: 14px 16px;
}

.not-found {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 48px 16px;
}

.not-found .card {
  max-width: 680px;
  text-align: center;
}

@media (max-width: 920px) {
  .hero {
    padding-top: 64px;
  }

  .hero-grid,
  .product-band,
  .grid-2,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(var(--max), calc(100% - 22px));
  }

  .hero {
    padding: 44px 0 42px;
  }

  .section {
    padding: 52px 0;
  }

  .btn {
    width: 100%;
  }

  .kpi-row {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .product-band,
  .contact-card {
    padding: 18px;
    border-radius: 24px;
  }
}