:root {
  --bg: #050716;
  --bg-2: #090b1f;
  --panel: rgba(255, 255, 255, 0.075);
  --panel-strong: rgba(255, 255, 255, 0.12);
  --line: rgba(0, 200, 255, 0.22);
  --text: #ffffff;
  --muted: #bfc7e6;
  --soft: #7f88aa;
  --blue: #00c8ff;
  --violet: #7b3dff;
  --pink: #d83bff;
  --cyan: #3da9ff;
  --shadow: 0 24px 90px rgba(0, 200, 255, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(0, 200, 255, 0.18), transparent 34rem),
    radial-gradient(circle at 86% 8%, rgba(216, 59, 255, 0.18), transparent 32rem),
    linear-gradient(180deg, var(--bg), var(--bg-2) 58%, var(--bg));
  overflow-x: hidden;
}

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

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 7, 22, 0.78);
  backdrop-filter: blur(18px);
}

.container {
  width: min(100% - 40px, 1240px);
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark,
.icon {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(0, 200, 255, 0.38);
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(0, 200, 255, 0.24), rgba(216, 59, 255, 0.22));
  box-shadow: 0 0 22px rgba(0, 200, 255, 0.18);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 15px;
}

.nav-links a:not(.button) {
  padding: 10px 12px;
  border-radius: 10px;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease, border-color 180ms ease;
}

.button.primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--blue), var(--violet), var(--pink));
  box-shadow: 0 0 28px rgba(123, 61, 255, 0.34);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.07);
}

.button:hover,
.button:focus-visible,
.card:hover,
.price-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 200, 255, 0.48);
  box-shadow: var(--shadow);
  filter: brightness(1.08);
}

.hero {
  display: block;
  padding: 86px 0 70px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 900px;
  font-size: clamp(42px, 7vw, 78px);
}

h2 {
  font-size: clamp(32px, 4.5vw, 52px);
}

h3 {
  font-size: 23px;
}

.lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 21px;
}

.hero-actions,
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 900px;
  margin-top: 30px;
}

.hero-points span {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 9px 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 24px rgba(0, 200, 255, 0.1);
  font-size: 15px;
  font-weight: 800;
}

.section {
  padding: 82px 0;
}

.section-head {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-head p,
.muted {
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 22px;
}

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.price-card,
.doc-card,
.article {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--panel), rgba(255, 255, 255, 0.035));
  box-shadow: 0 14px 56px rgba(0, 0, 0, 0.26);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.card,
.doc-card {
  padding: 26px;
}

.card p,
.doc-card p,
.price-card p,
.article p,
.article li {
  color: var(--muted);
}

.icon {
  margin-bottom: 20px;
  font-size: 20px;
}

.feature-list {
  display: grid;
  gap: 16px;
}

.feature-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 16px;
  align-items: start;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.055);
}

.price-card {
  position: relative;
  padding: 32px;
}

.badge {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 6px 12px;
  border-radius: 999px;
  color: #061025;
  background: linear-gradient(135deg, var(--blue), #b5f2ff);
  font-size: 14px;
  font-weight: 900;
}

.price {
  margin: 14px 0;
  font-size: 42px;
  font-weight: 900;
}

.check-list {
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  margin: 12px 0;
}

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

.referral-section {
  padding: 42px;
  border: 1px solid rgba(0, 200, 255, 0.18);
  border-radius: 18px;
  background:
    radial-gradient(circle at 15% 20%, rgba(0, 200, 255, 0.16), transparent 28rem),
    radial-gradient(circle at 82% 20%, rgba(216, 59, 255, 0.16), transparent 28rem),
    rgba(255, 255, 255, 0.045);
}

.referral-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.referral-card {
  padding: 26px;
  border: 1px solid rgba(0, 200, 255, 0.18);
  border-radius: 14px;
  background: rgba(5, 7, 22, 0.68);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.referral-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 200, 255, 0.48);
  box-shadow: var(--shadow);
}

.referral-card.accent {
  border-color: rgba(216, 59, 255, 0.36);
  background: linear-gradient(180deg, rgba(216, 59, 255, 0.12), rgba(5, 7, 22, 0.7));
}

.referral-value {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 8px 12px;
  border-radius: 999px;
  color: #061025;
  background: linear-gradient(135deg, var(--blue), var(--pink));
  font-size: 16px;
  font-weight: 900;
}

.referral-card p,
.referral-steps p {
  color: var(--muted);
}

.referral-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.referral-steps div {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
}

.referral-steps span {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border-radius: 50%;
  color: var(--blue);
  border: 1px solid rgba(0, 200, 255, 0.28);
  font-weight: 900;
}

.referral-steps strong {
  display: block;
  font-size: 19px;
}

.cta-band {
  padding: 42px;
  border: 1px solid rgba(216, 59, 255, 0.3);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(0, 200, 255, 0.14), rgba(216, 59, 255, 0.12)),
    rgba(255, 255, 255, 0.055);
  box-shadow: var(--shadow);
}

.docs-hero {
  padding: 70px 0 38px;
}

.breadcrumbs {
  margin-bottom: 18px;
  color: var(--soft);
  font-size: 15px;
}

.breadcrumbs a {
  color: var(--cyan);
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  padding-bottom: 84px;
}

.article {
  padding: 38px;
  margin-bottom: 84px;
}

.article h2 {
  margin-top: 40px;
  font-size: 34px;
}

.article h3 {
  margin-top: 26px;
}

.article a {
  color: var(--blue);
}

.article ol,
.article ul {
  padding-left: 26px;
}

.steps {
  display: grid;
  gap: 28px;
  margin: 28px 0 10px;
}

.step-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 340px);
  gap: 24px;
  align-items: start;
  padding: 22px;
  border: 1px solid rgba(0, 200, 255, 0.18);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.045);
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 24px 0;
}

.screenshot,
.step-card img {
  width: 100%;
  border: 1px solid rgba(0, 200, 255, 0.2);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 18px 56px rgba(0, 0, 0, 0.28);
}

.step-card figure,
.screenshot-grid figure {
  margin: 0;
}

.step-card figcaption,
.screenshot-grid figcaption {
  margin-top: 10px;
  color: var(--soft);
  font-size: 14px;
}

.note {
  padding: 18px 20px;
  border: 1px solid rgba(216, 59, 255, 0.24);
  border-radius: 14px;
  color: var(--muted);
  background: rgba(216, 59, 255, 0.08);
}

.site-footer {
  padding: 54px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(2, 4, 15, 0.64);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 32px;
  padding: 30px;
  border: 1px solid rgba(0, 200, 255, 0.16);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.045);
}

.footer-links {
  display: grid;
  gap: 10px;
}

.footer-links a {
  color: var(--cyan);
}

.footer-links a:hover {
  color: var(--text);
  text-shadow: 0 0 14px rgba(0, 200, 255, 0.6);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.social-links a {
  display: inline-grid;
  place-items: center;
  min-width: 48px;
  height: 48px;
  padding: 0 12px;
  border: 1px solid rgba(0, 200, 255, 0.26);
  border-radius: 12px;
  color: var(--text);
  background: linear-gradient(135deg, rgba(0, 200, 255, 0.18), rgba(216, 59, 255, 0.14));
  box-shadow: 0 0 22px rgba(0, 200, 255, 0.12);
  font-size: 14px;
  font-weight: 900;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.social-links a:hover,
.social-links a:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(0, 200, 255, 0.55);
  box-shadow: 0 0 28px rgba(123, 61, 255, 0.32);
}

@media (max-width: 980px) {
  .hero {
    padding-top: 62px;
  }

  .grid.four,
  .grid.two,
  .referral-grid,
  .referral-steps,
  .docs-grid,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }

  .container {
    width: min(100% - 28px, 1240px);
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
    gap: 12px;
  }

  .nav-links {
    width: 100%;
    flex-wrap: wrap;
  }

  .nav-links .button {
    width: 100%;
  }

  .hero,
  .section {
    padding: 54px 0;
  }

  .lead {
    font-size: 18px;
  }

  .hero-actions,
  .actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .grid.four,
  .grid.two,
  .referral-grid,
  .referral-steps,
  .docs-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .card,
  .price-card,
  .doc-card,
  .article,
  .referral-section,
  .cta-band {
    padding: 24px;
  }

  .feature-item {
    grid-template-columns: 1fr;
  }

  .hero-points span {
    width: 100%;
    justify-content: center;
  }

  .step-card,
  .screenshot-grid {
    grid-template-columns: 1fr;
  }
}