:root {
  --ink: #10192d;
  --ink-soft: #546078;
  --navy: #111a31;
  --navy-light: #1b2745;
  --aqua: #55ddd2;
  --aqua-dark: #24a9a7;
  --aqua-ink: #0b6f6d;
  --lime: #c9f36a;
  --paper: #f7f8fb;
  --surface: #ffffff;
  --line: rgba(16, 25, 45, 0.12);
  --shadow: 0 24px 70px rgba(16, 25, 45, 0.12);
  --radius: 18px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: 'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: #0b5f77;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--ink);
}

:focus-visible {
  outline: 3px solid var(--aqua-ink);
  outline-offset: 3px;
}

.hero :focus-visible,
.form-copy :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--lime);
}

.wrap {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 20;
  padding: 10px 16px;
  border-radius: 0 0 10px 10px;
  background: var(--navy);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: var(--navy);
  color: var(--aqua);
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
}

.brand-name {
  font-size: 1.15rem;
}

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

.site-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.site-nav a:hover {
  text-decoration: underline;
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.nav-cta,
.button-primary {
  background: var(--aqua);
  color: var(--navy);
}

.nav-cta:hover,
.button-primary:hover {
  background: var(--lime);
  color: var(--navy);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
  background: transparent;
}

/* Breadcrumbs */

.breadcrumbs {
  margin: 0 0 26px;
  font-size: 0.85rem;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.72);
}

.breadcrumbs li + li::before {
  content: '/';
  color: rgba(255, 255, 255, 0.4);
}

.breadcrumbs a {
  color: #fff;
  text-decoration: none;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

/* Hero */

.hero {
  position: relative;
  overflow: hidden;
  padding: 58px 0 72px;
  color: #fff;
  background:
    radial-gradient(circle at 82% 18%, rgba(85, 221, 210, 0.24), transparent 32%),
    radial-gradient(circle at 12% 88%, rgba(201, 243, 106, 0.12), transparent 30%),
    linear-gradient(145deg, #0c1527, #131f3a 58%, #0d1a32);
}

.hero::after {
  content: '';
  position: absolute;
  inset: auto -10% -60% 40%;
  height: 320px;
  border-radius: 50%;
  background: rgba(85, 221, 210, 0.12);
  filter: blur(70px);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--aqua);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 900px;
  margin: 0 0 22px;
  font-size: clamp(2.15rem, 5vw, 4.15rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.hero-copy {
  max-width: 760px;
}

.hero-copy p {
  margin: 0 0 14px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.04rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 28px;
}

.pilot-note {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
}

/* Content */

.content-layout {
  padding: 52px 0 20px;
}

.content {
  max-width: 840px;
}

.section {
  margin: 0 0 46px;
  scroll-margin-top: 96px;
}

.section h2 {
  margin: 0 0 16px;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.section h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  line-height: 1.35;
}

.section p {
  margin: 0 0 14px;
  color: #2c3851;
}

.section-intro {
  color: var(--ink-soft);
  font-size: 1.03rem;
}

.check-list,
.sources ul {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.sources li {
  position: relative;
  margin: 0 0 10px;
  padding-left: 30px;
  color: #2c3851;
}

.check-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.52em;
  width: 12px;
  height: 12px;
  border-radius: 4px;
  background: var(--aqua);
  box-shadow: inset 0 0 0 3px #fff;
}

.sources li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--aqua-ink);
}

.steps {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--aqua);
  font-weight: 800;
  grid-row: 1 / span 2;
}

.steps li > strong,
.steps li > span {
  grid-column: 2;
}

.steps strong {
  display: block;
  margin-bottom: 4px;
}

.steps span {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* Hub cards and related links */

.card-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.card,
.related-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
  box-shadow: 0 12px 34px rgba(16, 25, 45, 0.05);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.card:hover,
.related-card:hover {
  transform: translateY(-2px);
  border-color: rgba(36, 169, 167, 0.45);
  box-shadow: var(--shadow);
}

.card-number {
  color: var(--aqua-ink);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.card h3 {
  margin: 0;
}

.card p {
  flex: 1;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.94rem;
}

.card-link {
  color: #0b5f77;
  font-size: 0.9rem;
  font-weight: 700;
}

.related-card span {
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.related-card strong {
  font-size: 1.05rem;
  line-height: 1.35;
}

/* FAQ */

.faq-list {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.faq {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
}

.faq summary {
  cursor: pointer;
  padding: 18px 52px 18px 20px;
  font-weight: 700;
  line-height: 1.4;
  list-style: none;
  position: relative;
}

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

.faq summary::after {
  content: '+';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--aqua-ink);
  font-size: 1.3rem;
  font-weight: 800;
}

.faq[open] summary::after {
  content: '−';
}

.faq-answer {
  padding: 0 20px 20px;
}

.faq-answer p {
  margin: 0;
  color: var(--ink-soft);
}

/* Sources */

.sources {
  padding-top: 26px;
  border-top: 1px solid var(--line);
  font-size: 0.92rem;
}

.sources a {
  word-break: break-word;
}

.disclaimer {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 3px solid var(--aqua-dark);
  background: rgba(85, 221, 210, 0.08);
  color: var(--ink-soft);
  font-size: 0.88rem;
}

/* Form */

.form-section {
  margin-top: 30px;
  padding: 64px 0;
  color: #fff;
  background:
    radial-gradient(circle at 18% 20%, rgba(85, 221, 210, 0.16), transparent 34%),
    linear-gradient(145deg, #0c1527, #131f3a 60%, #0d1a32);
  scroll-margin-top: 80px;
}

.form-wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 56px;
  align-items: start;
}

.form-copy h2 {
  margin: 0 0 16px;
  font-size: clamp(1.8rem, 3.4vw, 2.7rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.form-copy p {
  color: rgba(255, 255, 255, 0.8);
}

.form-points {
  margin: 20px 0;
  padding: 0;
  list-style: none;
}

.form-points li {
  position: relative;
  margin: 0 0 8px;
  padding-left: 26px;
  color: rgba(255, 255, 255, 0.86);
}

.form-points li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--lime);
  font-weight: 800;
}

.form-fallback {
  font-size: 0.9rem;
}

.form-fallback a {
  color: var(--aqua);
}

.lead-form {
  padding: 28px;
  border-radius: 22px;
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.22);
}

.field {
  margin: 0 0 18px;
  border: 0;
  padding: 0;
}

.field label,
.field legend {
  display: block;
  margin: 0 0 7px;
  font-size: 0.88rem;
  font-weight: 700;
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.field input[type='text'],
.field input[type='email'],
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 11px 13px;
  border: 1px solid rgba(16, 25, 45, 0.22);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

.field textarea {
  min-height: 108px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--aqua-dark);
  outline: 3px solid rgba(36, 169, 167, 0.22);
  outline-offset: 1px;
}

.choices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.choice {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 10px 11px;
  border: 1px solid rgba(16, 25, 45, 0.16);
  border-radius: 10px;
  font-size: 0.86rem;
  line-height: 1.35;
  cursor: pointer;
}

.choice:hover {
  border-color: rgba(36, 169, 167, 0.5);
}

.choice input {
  margin-top: 3px;
  accent-color: var(--aqua-dark);
}

.choice:has(input:checked) {
  border-color: var(--aqua-dark);
  background: rgba(85, 221, 210, 0.12);
}

.req {
  color: #b42318;
}

.muted {
  color: var(--ink-soft);
  font-weight: 400;
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 6px 0 16px;
  font-size: 0.83rem;
  line-height: 1.55;
  color: var(--ink-soft);
}

.consent input {
  margin-top: 4px;
  accent-color: var(--aqua-dark);
}

.consent a {
  color: #0b5f77;
}

.lead-form .button {
  width: 100%;
}

.form-status,
.form-error,
.form-privacy {
  margin: 12px 0 0;
  font-size: 0.84rem;
}

.form-status {
  color: #0b5f77;
}

.form-error {
  color: #b42318;
  font-weight: 600;
}

.form-privacy {
  color: var(--ink-soft);
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Footer */

.site-footer {
  padding: 42px 0;
  color: rgba(255, 255, 255, 0.78);
  background: #0b1425;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px 40px;
  align-items: start;
}

.footer-inner strong {
  color: #fff;
}

.footer-inner p {
  margin: 6px 0 0;
  font-size: 0.9rem;
}

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

.footer-inner nav a {
  color: #fff;
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-inner nav a:hover {
  text-decoration: underline;
}

.footer-note {
  grid-column: 1 / -1;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.56) !important;
  font-size: 0.8rem !important;
}

/* Thank-you */

.thank-you {
  max-width: 760px;
  padding: 40px 0 80px;
}

.thank-you h1 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

/* Responsive */

@media (max-width: 900px) {
  .form-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .wrap {
    width: min(100% - 28px, 1160px);
  }

  .header-inner {
    min-height: 64px;
  }

  .site-nav a:not(.nav-cta) {
    display: none;
  }

  .nav-cta {
    padding: 9px 14px;
    font-size: 0.82rem;
  }

  .hero {
    padding: 40px 0 52px;
  }

  .hero h1 {
    font-size: clamp(2rem, 9vw, 2.8rem);
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .content-layout {
    padding-top: 34px;
  }

  .field-grid,
  .choices {
    grid-template-columns: 1fr;
  }

  .lead-form {
    padding: 20px;
  }

  .form-section {
    padding: 44px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}