:root {
  color-scheme: dark;
  --bg: #05070a;
  --bg-soft: #0a1017;
  --panel: #0f1720;
  --panel-2: #121d28;
  --line: rgba(255, 255, 255, 0.12);
  --text: #f7fbff;
  --muted: #a7b5c3;
  --cyan: #38d9ff;
  --green: #62f59c;
  --amber: #ffd166;
  --danger: #ff6b6b;
  --radius: 8px;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.42);
  --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", sans-serif;
  background:
    radial-gradient(circle at 84% 12%, rgba(56, 217, 255, 0.13), transparent 30rem),
    linear-gradient(180deg, #05070a 0%, #071017 44%, #05070a 100%);
  color: var(--text);
  line-height: 1.6;
  letter-spacing: 0;
}

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

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

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

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--text);
  color: var(--bg);
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 7, 10, 0.78);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.08rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: #001015;
  font-weight: 900;
}

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

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 750;
  line-height: 1;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: #001015;
  box-shadow: 0 14px 38px rgba(56, 217, 255, 0.18);
}

.btn-secondary {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.btn-ghost {
  min-height: 40px;
  padding: 0 14px;
  border-color: rgba(255, 255, 255, 0.16);
  color: var(--text);
}

.hero {
  padding: 72px 0 52px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  align-items: center;
  gap: 54px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 760;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 20px var(--green);
}

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

h1 {
  max-width: 820px;
  font-size: clamp(2.55rem, 7vw, 5.9rem);
}

h2 {
  font-size: clamp(2rem, 4.6vw, 3.45rem);
}

h3 {
  font-size: 1.15rem;
}

.lead {
  max-width: 690px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions,
.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
}

.microcopy {
  margin: 14px 0 0;
  color: #c5d0dc;
  font-size: 0.93rem;
}

.hero-media {
  position: relative;
}

.hero-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.signal-card {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: min(270px, calc(100% - 32px));
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(5, 10, 14, 0.76);
  backdrop-filter: blur(14px);
}

.signal-card strong {
  display: block;
  font-size: 1.9rem;
  line-height: 1;
}

.signal-card span {
  color: var(--muted);
  font-size: 0.9rem;
}

.section {
  padding: 74px 0;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 28px;
}

.section-header p {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
}

.trust-grid,
.feature-grid,
.pricing-grid,
.blog-grid,
.testimonial-grid,
.steps {
  display: grid;
  gap: 16px;
}

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

.feature-grid,
.blog-grid {
  grid-template-columns: repeat(2, 1fr);
}

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

.panel,
.price-card,
.article-card,
.testimonial,
.step,
.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.025));
}

.panel,
.article-card,
.testimonial,
.step {
  padding: 22px;
}

.icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: var(--radius);
  background: rgba(56, 217, 255, 0.1);
  color: var(--cyan);
  font-weight: 900;
}

.panel p,
.step p,
.testimonial p,
.article-card p {
  color: var(--muted);
}

.panel p,
.step p {
  margin: 10px 0 0;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.metric {
  padding: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.metric strong {
  display: block;
  font-size: 1.55rem;
}

.metric span {
  color: var(--muted);
  font-size: 0.9rem;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--text);
  color: var(--bg);
  font-weight: 900;
}

.price-card {
  position: relative;
  padding: 26px;
}

.price-card.featured {
  border-color: rgba(98, 245, 156, 0.55);
  background: linear-gradient(180deg, rgba(98, 245, 156, 0.12), rgba(255, 255, 255, 0.03));
  box-shadow: 0 18px 52px rgba(98, 245, 156, 0.08);
}

.badge {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(98, 245, 156, 0.13);
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
}

.price {
  margin: 18px 0 12px;
  font-size: 2.7rem;
  font-weight: 900;
  line-height: 1;
}

.price small {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 600;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 20px 0 24px;
  padding: 0;
  color: #d7e2ec;
  list-style: none;
}

.check-list li {
  display: flex;
  gap: 10px;
}

.check-list li::before {
  content: "✓";
  color: var(--green);
  font-weight: 900;
}

.faq {
  display: grid;
  gap: 12px;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.035);
}

.faq summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 800;
}

.faq p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--muted);
}

.cta-band {
  padding: 46px;
  border: 1px solid rgba(56, 217, 255, 0.24);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(56, 217, 255, 0.14), rgba(98, 245, 156, 0.08)),
    rgba(255, 255, 255, 0.04);
}

.cta-band p {
  max-width: 680px;
  color: var(--muted);
}

.site-footer {
  padding: 46px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: #05070a;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 28px;
}

.footer-grid h2,
.footer-grid h3 {
  color: var(--text);
  font-size: 1rem;
}

.footer-grid ul {
  display: grid;
  gap: 10px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
}

.page-hero {
  padding: 64px 0 36px;
}

.narrow {
  max-width: 820px;
}

.guide-grid,
.contact-grid {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 28px;
}

.guide-list {
  display: grid;
  gap: 14px;
  padding: 0;
  list-style: none;
}

.guide-list li {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.035);
}

.form {
  display: grid;
  gap: 14px;
}

.form label {
  display: grid;
  gap: 7px;
  color: #d9e3ed;
  font-weight: 700;
}

.form input,
.form textarea,
.form select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 12px 13px;
  font: inherit;
}

.form textarea {
  min-height: 132px;
  resize: vertical;
}

.article-card a {
  display: inline-flex;
  margin-top: 8px;
  color: var(--green);
  font-weight: 800;
}

.article-meta {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 0.86rem;
  font-weight: 760;
}

.content {
  color: #d7e2ec;
}

.content h2 {
  margin-top: 34px;
  font-size: 1.7rem;
}

.content p,
.content li {
  color: var(--muted);
}

.article-note,
.author-box {
  margin: 24px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.article-note strong,
.author-box strong {
  color: var(--text);
}

.toc-list {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding-left: 20px;
}

.toc-list a {
  color: var(--green);
  font-weight: 750;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 520ms ease, transform 520ms ease;
  }

  .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 920px) {
  .menu-toggle {
    display: inline-grid;
    place-items: center;
  }

  .nav-links {
    position: absolute;
    inset: 72px 16px auto 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(8, 13, 19, 0.96);
  }

  .nav-links.is-open {
    display: flex;
  }

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

  .trust-grid,
  .feature-grid,
  .pricing-grid,
  .blog-grid,
  .testimonial-grid,
  .steps,
  .metric-row,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 24px, var(--max));
  }

  .nav-actions .btn-primary {
    display: none;
  }

  .hero {
    padding-top: 46px;
  }

  .section {
    padding: 54px 0;
  }

  .section-header,
  .footer-bottom {
    display: block;
  }

  .trust-grid,
  .feature-grid,
  .pricing-grid,
  .blog-grid,
  .testimonial-grid,
  .steps,
  .metric-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .cta-band {
    padding: 28px;
  }

  .signal-card {
    position: static;
    width: 100%;
    margin-top: 12px;
  }
}