:root {
  --navy-950: #06162b;
  --navy-900: #0b1f3a;
  --navy-800: #12314f;
  --ink: #13273c;
  --muted: #586e7f;
  --line: #d6e5ef;
  --sky: #7fd9ef;
  --sky-soft: #e8f8fc;
  --gold: #e5b452;
  --sand: #f6f2ea;
  --paper: #f4f8fb;
  --white: #ffffff;
  --shadow: 0 28px 80px rgba(6, 22, 43, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(127, 217, 239, 0.25), transparent 22%),
    linear-gradient(180deg, #f7fbfd 0%, var(--paper) 58%, #eef5f9 100%);
}

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

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

button,
input,
textarea,
summary {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  padding: 14px clamp(18px, 4vw, 48px);
  color: var(--white);
  background: rgba(6, 22, 43, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand img {
  width: 58px;
  height: 58px;
  object-fit: contain;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 22px;
}

.brand small {
  margin-top: 4px;
  color: #cfe8f3;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 3vw, 28px);
  flex-wrap: wrap;
  font-weight: 800;
}

.site-nav a:hover,
.footer-links-block a:hover,
.header-link:hover {
  color: var(--sky);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-link,
.header-cta,
.primary-action,
.secondary-action,
.pricing-grid a {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 900;
}

.header-link {
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.header-cta,
.primary-action {
  color: var(--navy-950);
  background: var(--gold);
}

.secondary-action,
.pricing-grid a {
  color: var(--navy-900);
  background: var(--sky-soft);
}

.hero,
.section,
.site-footer {
  padding-inline: clamp(18px, 6vw, 84px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(26px, 4vw, 56px);
  align-items: center;
  min-height: calc(100vh - 88px);
  padding-top: clamp(42px, 6vw, 72px);
  padding-bottom: clamp(54px, 7vw, 86px);
  background:
    radial-gradient(circle at 8% 18%, rgba(127, 217, 239, 0.28), transparent 22%),
    radial-gradient(circle at 88% 16%, rgba(229, 180, 82, 0.18), transparent 18%);
}

.eyebrow,
.mini-label {
  display: inline-block;
  margin: 0 0 14px;
  color: #2f93b3;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero h1,
.section-heading h2,
.showcase-copy h2,
.closing-shell h2 {
  margin: 0;
  color: var(--navy-900);
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(50px, 7vw, 88px);
  line-height: 0.92;
}

.hero-copy,
.section-lead,
.closing-shell p,
.hero-panel-copy p {
  margin: 22px 0 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.hero-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 30px;
}

.hero-strip span {
  padding: 16px 14px;
  border: 1px solid rgba(11, 31, 58, 0.08);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.76);
  color: var(--navy-900);
  font-weight: 900;
  text-align: center;
  box-shadow: 0 14px 40px rgba(6, 22, 43, 0.08);
}

.hero-visual {
  display: flex;
  justify-content: flex-end;
}

.hero-panel,
.showcase-frame,
.pricing-note,
.faq-list details,
.benefit-list article,
.audience-cards article,
.problem-grid article,
.feature-grid article,
.flow li,
.closing-shell {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
}

.hero-panel {
  width: min(620px, 100%);
  padding: 20px;
}

.hero-panel-copy {
  display: grid;
  gap: 6px;
  margin-bottom: 18px;
}

.hero-panel-copy strong,
.showcase-caption strong {
  font-size: 26px;
  color: var(--navy-900);
}

.hero-panel img {
  border-radius: 20px;
  border: 1px solid rgba(11, 31, 58, 0.08);
}

.section {
  padding-top: clamp(56px, 8vw, 104px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.section-heading {
  width: min(860px, 100%);
  margin-bottom: 32px;
}

.section-heading h2,
.showcase-copy h2,
.closing-shell h2 {
  font-size: clamp(34px, 5vw, 60px);
  line-height: 0.96;
}

.problem-section {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.3), rgba(230, 242, 248, 0.65));
}

.problem-grid,
.feature-grid,
.pricing-grid {
  display: grid;
  gap: 16px;
}

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

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.problem-grid article,
.feature-grid article,
.benefit-list article,
.audience-cards article {
  padding: 24px;
}

.problem-grid strong,
.feature-grid strong,
.benefit-list strong,
.audience-cards strong,
.faq-list summary {
  display: block;
  font-size: 24px;
  color: var(--navy-900);
}

.problem-grid p,
.feature-grid p,
.benefit-list p,
.audience-cards p,
.faq-list p,
.pricing-note p,
.showcase-caption p,
.site-footer p {
  color: var(--muted);
  line-height: 1.55;
}

.solution-section {
  background: linear-gradient(135deg, rgba(6, 22, 43, 0.98), rgba(18, 49, 79, 0.95));
}

.solution-section .eyebrow,
.solution-section h2,
.solution-section .section-lead,
.solution-section .flow span,
.solution-section .flow strong {
  color: var(--white);
}

.solution-section .section-lead {
  opacity: 0.84;
}

.flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
}

.flow li {
  position: relative;
  min-height: 250px;
  padding: 92px 24px 24px;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

.flow li::before {
  counter-increment: flow;
  content: counter(flow);
  position: absolute;
  top: 22px;
  left: 24px;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy-950);
  font-weight: 900;
}

.flow strong {
  font-size: 30px;
}

.feature-grid span {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 24px;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--sky);
  font-weight: 900;
}

.showcase-section {
  display: grid;
  grid-template-columns: minmax(280px, 420px) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 56px);
  align-items: center;
}

.image-tabs {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.image-tabs button {
  min-height: 58px;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 0 18px;
  text-align: left;
  background: var(--white);
  color: var(--navy-900);
  font-weight: 900;
  cursor: pointer;
}

.image-tabs button.active,
.image-tabs button:hover {
  border-color: rgba(47, 147, 179, 0.35);
  background: var(--sky-soft);
}

.showcase-frame {
  overflow: hidden;
}

.showcase-frame img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top left;
}

.showcase-caption {
  padding: 22px 24px 24px;
}

.benefits-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 18px;
}

.benefit-list,
.audience-cards,
.faq-list {
  display: grid;
  gap: 16px;
}

.pricing-section {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.35), rgba(245, 242, 234, 0.92));
}

.pricing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.plan {
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow);
}

.plan.featured {
  border-color: rgba(229, 180, 82, 0.55);
}

.plan-badge {
  width: max-content;
  max-width: 100%;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--navy-900);
  color: var(--sky);
  font-size: 12px;
  font-weight: 900;
}

.plan h3 {
  margin: 0;
  color: var(--navy-900);
  font-size: 34px;
}

.price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--navy-900);
  font-size: 28px;
  font-weight: 900;
}

.price span {
  color: var(--muted);
  font-size: 14px;
}

.annual-price {
  display: inline-block;
  width: max-content;
  max-width: 100%;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(127, 217, 239, 0.16);
  color: var(--navy-900);
  font-weight: 900;
}

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

.plan li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
  font-weight: 700;
}

.plan li::before {
  content: "";
  position: absolute;
  top: 0.45em;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--sky);
}

.pricing-note {
  margin-top: 20px;
  padding: 24px 26px;
}

.pricing-note strong,
.footer-links-block strong,
.footer-note strong {
  color: var(--navy-900);
  font-size: 18px;
}

.faq-section {
  background: linear-gradient(180deg, rgba(230, 242, 248, 0.48), rgba(255, 255, 255, 0.4));
}

.faq-list details {
  padding: 0;
  overflow: hidden;
}

.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 24px;
}

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

.faq-list details p {
  margin: 0;
  padding: 0 24px 24px;
}

.closing-cta {
  padding-bottom: clamp(72px, 8vw, 110px);
}

.closing-shell {
  padding: clamp(28px, 5vw, 44px);
  text-align: center;
  background: linear-gradient(135deg, rgba(6, 22, 43, 0.98), rgba(18, 49, 79, 0.95));
}

.closing-shell h2,
.closing-shell p {
  color: var(--white);
}

.closing-shell p {
  max-width: 820px;
  margin-inline: auto;
  opacity: 0.84;
}

.closing-shell .hero-actions {
  justify-content: center;
}

.site-footer {
  display: grid;
  grid-template-columns: 1.3fr repeat(2, minmax(180px, 0.7fr)) minmax(240px, 0.9fr);
  gap: 28px;
  padding-top: 34px;
  padding-bottom: 34px;
  color: var(--white);
  background: #04111f;
}

.footer-brand-block,
.footer-links-block,
.footer-note {
  display: grid;
  gap: 12px;
  align-content: start;
}

.footer-brand-block p,
.footer-note p {
  color: #a9bfd0;
}

.footer-links-block strong,
.footer-note strong {
  color: var(--white);
}

.footer-links-block a {
  color: #d8e8f1;
  font-weight: 800;
}

@media (max-width: 1180px) {
  .hero,
  .showcase-section,
  .benefits-layout,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
  }

  .hero-visual {
    justify-content: stretch;
  }

  .hero-panel {
    width: 100%;
  }

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

@media (max-width: 840px) {
  .site-header {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .site-nav,
  .header-actions {
    justify-content: flex-start;
  }

  .problem-grid,
  .feature-grid,
  .flow,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .site-header {
    padding-inline: 16px;
  }

  .brand img {
    width: 48px;
    height: 48px;
  }

  .brand strong {
    font-size: 18px;
  }

  .header-actions,
  .hero-actions {
    width: 100%;
  }

  .header-actions a,
  .hero-actions a,
  .pricing-grid a {
    width: 100%;
  }

  .hero,
  .section,
  .site-footer {
    padding-inline: 16px;
  }

  .hero h1 {
    font-size: clamp(42px, 12vw, 68px);
  }

  .problem-grid article,
  .feature-grid article,
  .benefit-list article,
  .audience-cards article,
  .plan,
  .showcase-caption,
  .pricing-note {
    padding: 20px;
  }

  .hero-panel {
    padding: 14px;
  }

  .faq-list summary {
    padding: 18px 20px;
    font-size: 22px;
  }

  .faq-list details p {
    padding: 0 20px 20px;
  }
}