:root {
  --ink: #111111;
  --muted: #4a4a4a;
  --accent: #0f4c5c;
  --accent-dark: #0c3b48;
  --card: #f5f5f5;
  --border: #e2e2e2;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 20px;
  --space-lg: 32px;
  --space-xl: 48px;
  --max-width: 720px;
  font-size: 16px;
}

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

body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background-color: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 80px;
}

@media (min-width: 600px) {
  body {
    padding-bottom: 70px;
  }
}

h1,
h2,
h3,
h4 {
  font-family: 'Merriweather', Georgia, 'Times New Roman', serif;
  color: var(--ink);
  margin-top: 0;
}

h1 {
  font-size: 2rem;
  line-height: 1.3;
}

h2 {
  font-size: 1.4rem;
  margin-bottom: var(--space-md);
}

h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

p {
  margin: 0 0 var(--space-sm);
}

a {
  color: var(--accent);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
}

.eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.muted {
  color: var(--muted);
}

.scan {
  font-weight: 700;
}

.top-strip {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--muted);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-lg);
}

.top-strip span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.hero {
  margin-bottom: var(--space-xl);
  text-align: center;
}

.hero h1 {
  margin-bottom: var(--space-md);
}

.hero .subhead {
  font-size: 1.05rem;
  color: var(--muted);
  margin-bottom: var(--space-sm);
}

.hero .meta {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: var(--space-md);
}

.hero .button {
  margin: var(--space-md) auto;
  display: block;
  width: fit-content;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  padding: 16px 32px;
  font-size: 1.05rem;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(15, 76, 92, 0.25), 0 4px 8px rgba(15, 76, 92, 0.15);
  transform: translateY(0);
}

.button-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.button-primary:hover::before {
  left: 100%;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent) 100%);
  color: #ffffff;
  box-shadow: 0 12px 32px rgba(15, 76, 92, 0.35), 0 6px 12px rgba(15, 76, 92, 0.2);
  transform: translateY(-2px);
}

.button-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 16px rgba(15, 76, 92, 0.25);
}

.helper-text {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: var(--space-xs);
}

.trust-list {
  list-style: none;
  padding: 0;
  margin: var(--space-md) auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--muted);
  justify-content: center;
  max-width: 500px;
}

.trust-list li::before {
  content: '✓';
  color: var(--accent);
  margin-right: 4px;
}

.section {
  margin-bottom: var(--space-xl);
}

.inline-cta {
  margin: var(--space-lg) auto;
  padding: var(--space-lg);
  border: 2px solid var(--accent);
  border-radius: 16px;
  background: linear-gradient(to bottom, #ffffff 0%, #fafafa 100%);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
  text-align: center;
  max-width: 600px;
  box-shadow: 0 4px 16px rgba(15, 76, 92, 0.1);
}

.inline-cta strong {
  font-size: 1.1rem;
  color: var(--ink);
}

.inline-cta .button {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}

.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: var(--space-md);
  background-color: #ffffff;
}

.card-muted {
  background-color: var(--card);
}

.systems {
  position: relative;
}

.systems > p {
  margin-bottom: var(--space-lg);
  font-size: 1.05rem;
  line-height: 1.7;
}

.system-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin: var(--space-xl) 0 var(--space-lg);
  position: relative;
}

.system-grid::after {
  content: '';
  display: none;
}

.system-card {
  position: relative;
  padding: var(--space-lg) var(--space-md);
  border: 2px solid var(--border);
  background: linear-gradient(to bottom, #ffffff 0%, #fafafa 100%);
  box-shadow: 0 4px 16px rgba(15, 76, 92, 0.08);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.system-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-dark) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.system-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15, 76, 92, 0.15);
  border-color: var(--accent);
}

.system-card:hover::before {
  opacity: 1;
}

.system-card:first-child {
  border-left-color: var(--accent);
}

.system-card:first-child::before {
  opacity: 1;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-dark) 100%);
}

.system-card:nth-child(2) {
  border-left-color: var(--accent-dark);
}

.system-card:nth-child(2)::before {
  background: linear-gradient(180deg, var(--accent-dark) 0%, var(--accent) 100%);
}

.system-card h3 {
  margin-top: 0;
  margin-bottom: var(--space-md);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  position: relative;
  padding-left: 36px;
  line-height: 1.4;
}

.system-card h3::before {
  content: attr(data-system-number);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: #ffffff;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  box-shadow: 0 2px 8px rgba(15, 76, 92, 0.2);
}

.system-card:first-child h3::before {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}

.system-card:nth-child(2) h3::before {
  background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent) 100%);
}

.system-card ul {
  padding-left: 0;
  margin: 0;
  list-style: none;
}

.system-card li {
  position: relative;
  padding-left: 28px;
  margin-bottom: var(--space-sm);
  line-height: 1.6;
  color: var(--ink);
}

.system-card li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
}

.system-card:first-child li::before {
  color: var(--accent);
}

.system-card:nth-child(2) li::before {
  color: var(--accent-dark);
}

.systems .scan {
  font-size: 1.1rem;
  text-align: center;
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: linear-gradient(to bottom, rgba(15, 76, 92, 0.03) 0%, rgba(15, 76, 92, 0.01) 100%);
  border-radius: 12px;
  border-left: 3px solid var(--accent);
  line-height: 1.7;
}

.callout-list {
  padding-left: var(--space-lg);
  margin: 0 0 var(--space-sm);
}

.callout-list li {
  margin-bottom: var(--space-xs);
}

.callout-closer {
  font-weight: 700;
}

.step-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  counter-reset: steps;
}

.step-card {
  counter-increment: steps;
  position: relative;
  padding-top: var(--space-lg);
}

.step-card::before {
  content: 'Step ' counter(steps);
  position: absolute;
  top: var(--space-sm);
  left: var(--space-md);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.step-card ul {
  padding-left: var(--space-lg);
  margin: 0;
}

.learn-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  text-decoration: none;
  font-weight: 600;
  margin-top: var(--space-sm);
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.checklist li {
  position: relative;
  padding-left: 28px;
}

.checklist li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.faq-container {
  display: flex;
  flex-direction: column;
  margin-top: var(--space-md);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background-color: #ffffff;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  background-color: #ffffff;
  overflow: hidden;
  transition: all 0.2s ease;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item:hover {
  background-color: #fafafa;
}

.faq-item[aria-expanded="true"],
.faq-item:has(.faq-trigger[aria-expanded="true"]) {
  background-color: #f8f9fa;
}

.faq-trigger {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: var(--space-md) var(--space-md);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  cursor: pointer;
  transition: color 0.2s ease;
}

.faq-trigger:hover {
  color: var(--accent);
}

.faq-trigger .icon {
  font-size: 1.2rem;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: rgba(15, 76, 92, 0.08);
}

.faq-trigger:hover .icon {
  background-color: rgba(15, 76, 92, 0.15);
}

.faq-trigger[aria-expanded="true"] .icon {
  transform: rotate(180deg);
  background-color: var(--accent);
  color: #ffffff;
}

.faq-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0 var(--space-md);
  color: var(--muted);
  line-height: 1.7;
}

.faq-panel[hidden] {
  display: block;
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
}

.faq-panel:not([hidden]) {
  padding-top: 0;
  padding-bottom: var(--space-md);
}

/* First FAQ panel should be open by default */
.faq-item:first-child .faq-panel:not([hidden]) {
  max-height: 1000px;
}

.future-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.future-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.offer-card {
  text-align: center;
  padding: var(--space-xl);
  border: 2px solid var(--accent);
  background: linear-gradient(to bottom, #ffffff 0%, #fafafa 100%);
  box-shadow: 0 8px 24px rgba(15, 76, 92, 0.12);
}

.offer-card .button {
  margin: var(--space-lg) auto 0;
  display: block;
  width: fit-content;
  min-width: 280px;
  max-width: 400px;
}

.offer-card .scan {
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
}

.offer-list {
  text-align: left;
  max-width: 500px;
  margin: var(--space-md) auto;
  padding-left: var(--space-lg);
}

.disclaimer {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: var(--space-sm);
}

.footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md) var(--space-lg);
  border-top: 1px solid var(--border);
  margin-top: var(--space-xl);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  justify-content: center;
}

.footer-links a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent-dark);
  text-decoration: underline;
}

.footer-copy {
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0 0 var(--space-md);
}

.footer-disclaimer {
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

.final-cta {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  background: linear-gradient(to bottom, #fafafa 0%, #ffffff 100%);
  border-radius: 16px;
  margin-top: var(--space-xl);
}

.final-cta h2 {
  margin-bottom: var(--space-md);
}

.final-cta .button {
  margin: var(--space-lg) auto;
  display: block;
  width: fit-content;
  min-width: 280px;
  max-width: 400px;
}

.final-ps {
  margin-top: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.final-ps p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: var(--space-xs);
  text-align: left;
}

.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-md) var(--space-md);
  background-color: #ffffff;
  border-top: 2px solid var(--accent);
  box-shadow: 0 -8px 24px rgba(15, 76, 92, 0.2);
  display: block;
  z-index: 1000;
  animation: slideUp 0.3s ease-out;
  transform: translateY(0);
}

@keyframes slideUp {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUpMobile {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.sticky-cta.is-visible {
  display: block;
}

.sticky-cta .button {
  width: 100%;
  font-size: 1rem;
  padding: 16px 24px;
  font-weight: 700;
  position: relative;
}

.sticky-cta .button::after {
  content: '→';
  margin-left: 8px;
  font-size: 1.2em;
  display: inline-block;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.sticky-cta .button:hover::after,
.sticky-cta .button:focus-visible::after {
  transform: translateX(4px);
}

.mini-divider {
  width: 100%;
  height: 1px;
  background-color: var(--border);
  margin: var(--space-lg) 0;
}

.inline-link {
  font-weight: 600;
  color: var(--accent);
  text-decoration: underline;
}

@media (min-width: 600px) {
  .inline-cta {
    padding: var(--space-lg) var(--space-xl);
  }

  .sticky-cta {
    padding: var(--space-sm) var(--space-md);
    max-width: var(--max-width);
    left: 50%;
    right: auto;
    transform: translateX(-50%) translateY(0);
    border-radius: 12px 12px 0 0;
    border-left: 2px solid var(--accent);
    border-right: 2px solid var(--accent);
    box-shadow: 0 -4px 20px rgba(15, 76, 92, 0.15);
  }

  .sticky-cta .button {
    max-width: 400px;
    margin: 0 auto;
    font-size: 0.95rem;
    padding: 14px 28px;
  }
}

/* Mobile-specific enhancements */
@media (max-width: 599px) {
  .sticky-cta {
    padding: var(--space-md) var(--space-md) calc(var(--space-md) + env(safe-area-inset-bottom));
    animation: slideUpMobile 0.3s ease-out;
  }
  
  .sticky-cta .button {
    min-height: 52px;
    font-size: 1.05rem;
  }

  .system-card {
    padding: var(--space-md);
  }

  .system-card h3 {
    font-size: 1.1rem;
    padding-left: 32px;
  }

  .system-card h3::before {
    width: 24px;
    height: 24px;
    font-size: 0.75rem;
  }

  .systems .scan {
    font-size: 1rem;
    padding: var(--space-md);
  }

  .footer {
    padding: var(--space-lg) var(--space-md);
  }

  .footer-links {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }

  .footer-disclaimer {
    font-size: 0.7rem;
  }
}

@media (min-width: 768px) {
  :root {
    font-size: 17px;
  }

  .system-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    align-items: start;
  }

  .system-grid::after {
    content: '→';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #ffffff;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 4px 16px rgba(15, 76, 92, 0.25);
    z-index: 10;
    pointer-events: none;
  }

  .system-card {
    padding: var(--space-xl) var(--space-lg);
  }

  .system-card h3 {
    font-size: 1.2rem;
  }

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

  .hero h1 {
    font-size: 2.25rem;
  }
}

@media (min-width: 960px) {
  :root {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}