:root {
  --bg: #081120;
  --bg-soft: #0e1a30;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-solid: #101c33;
  --line: rgba(255, 255, 255, 0.1);
  --text: #f4f8ff;
  --muted: #b8c4d9;
  --primary: #4f8cff;
  --primary-2: #7c4dff;
  --accent: #1ee5b6;
  --white: #ffffff;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --radius: 18px;
  --radius-sm: 12px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(79, 140, 255, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(124, 77, 255, 0.18), transparent 25%),
    linear-gradient(180deg, #07101e 0%, #0b1528 100%);
  color: var(--text);
  line-height: 1.65;
}

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

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

.container {
  width: min(92%, var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(14px);
  background: rgba(6, 12, 24, 0.7);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 20px;
}

.logo {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--white);
}

.logo span {
  color: var(--accent);
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav a {
  color: var(--muted);
  font-weight: 600;
  transition: 0.25s ease;
}

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

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--white);
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 1.1rem;
}

.hero {
  padding: 90px 0 60px;
}

.hero-small {
  padding: 80px 0 30px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
}

.eyebrow,
.section-label,
.post-tag,
.mini-label {
  display: inline-block;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 800;
  margin-bottom: 14px;
}

h1, h2, h3, h4 {
  line-height: 1.15;
  margin-top: 0;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  letter-spacing: -0.04em;
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(2rem, 3.6vw, 3rem);
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}

h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.lead {
  font-size: 1.12rem;
  color: var(--muted);
  max-width: 740px;
}

.lead.narrow {
  max-width: 800px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 1rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: var(--white);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, filter 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--line);
  box-shadow: none;
}

.btn-sm {
  min-height: 40px;
  padding: 0 16px;
  font-size: 0.92rem;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  list-style: none;
  margin: 0;
}

.trust-list li {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.95rem;
}

.glass-card,
.card,
.step,
.feature-item,
.faq-item,
.featured-post,
.article-post,
.cta-box,
.featured-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.glass-card {
  padding: 26px;
}

.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 20px 0 12px;
}

.metric {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}

.metric strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 6px;
}

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

.brands {
  padding: 12px 0 26px;
}

.brand-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.brand-strip span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  color: var(--muted);
  text-align: center;
  padding: 10px;
  font-size: 0.9rem;
}

.section {
  padding: 82px 0;
}

.section.alt {
  background: rgba(255,255,255,0.025);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

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

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

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

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

.card {
  padding: 24px;
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
}

.card p,
.step p,
.feature-item p,
.article-post p,
.article-post li,
.featured-copy p {
  color: var(--muted);
}

.card-icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(79, 140, 255, 0.25), rgba(124, 77, 255, 0.25));
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.step {
  padding: 24px;
}

.step-num {
  display: inline-block;
  margin-bottom: 16px;
  font-weight: 800;
  color: var(--accent);
  font-size: 1.1rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}

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

.feature-item {
  padding: 20px;
}

.card.mini {
  min-height: 180px;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  padding: 18px 20px;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: " +";
  color: var(--accent);
  font-weight: 800;
}

details[open] summary::after {
  content: " −";
}

.faq-item p {
  margin-bottom: 0;
  margin-top: 12px;
  color: var(--muted);
}

.cta-section {
  padding-top: 60px;
  padding-bottom: 90px;
}

.cta-box {
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: center;
}

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

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  color: var(--white);
  font: inherit;
  transition: border-color 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #93a2bd;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding-top: 30px;
  background: rgba(0,0,0,0.14);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 22px;
  padding-bottom: 18px;
}

.footer-grid h4 {
  margin-bottom: 12px;
  color: var(--white);
}

.footer-grid p,
.footer-grid li,
.footer-grid a {
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-grid a:hover {
  color: var(--white);
}

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

.footer-logo {
  margin-bottom: 12px;
  display: inline-block;
}

.copyright {
  padding: 20px 0 30px;
  border-top: 1px solid var(--line);
}

.copyright p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.featured-post {
  padding: 26px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
}

.featured-box {
  padding: 24px;
  background: rgba(255,255,255,0.04);
}

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

.check-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
  color: var(--muted);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 800;
}

.blog-card h3 a:hover {
  color: var(--accent);
}

.article-layout {
  display: grid;
  gap: 24px;
}

.article-post {
  padding: 28px;
}

.ordered-list {
  padding-left: 20px;
}

.ordered-list li {
  margin-bottom: 10px;
  color: var(--muted);
}

/* ── TABLET ──────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-grid,
  .two-col,
  .cta-box,
  .featured-post,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

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

/* ── MOBILE ──────────────────────────────────────── */
@media (max-width: 760px) {
  .menu-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    top: 76px;
    left: 4%;
    right: 4%;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    background: #0d172b;
    border: 1px solid var(--line);
    border-radius: 16px;
    z-index: 999;
  }

  .nav.show {
    display: flex;
  }

  .nav a {
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid var(--line);
  }

  .nav a:last-child {
    border-bottom: none;
  }

  .cards.three,
  .cards.four,
  .steps,
  .brand-strip,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 56px 0 40px;
  }

  h1 {
    font-size: 2.1rem;
  }

  h2 {
    font-size: 1.7rem;
  }

  .lead {
    font-size: 1rem;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .trust-list {
    flex-direction: column;
  }

  .trust-list li {
    border-radius: 12px;
  }

  .section,
  .cta-section {
    padding: 56px 0;
  }

  .cta-box {
    padding: 22px;
  }

  .glass-card,
  .card,
  .step,
  .article-post,
  .featured-post,
  .feature-item {
    padding: 18px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .brand-strip {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.8rem;
  }

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

  .brand-strip {
    grid-template-columns: 1fr;
  }
}