/* Ocean Drop — Premium Full-Site Visual Upgrade */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,400&family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,700&display=swap');

:root {
  --deep-navy: #081427;
  --twilight-purple: #272d66;
  --surface-dark: #0f213d;
  --surface-card: #162c4a;
  --bio-teal: #64ffda;
  --sea-glass: #d5ebff;
  --text-primary: #ecf4ff;
  --text-secondary: #aab9d8;
  --text-muted: #7f90b3;

  --glass-surface: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(180, 219, 255, 0.2);
  --glass-strong: rgba(255, 255, 255, 0.09);

  --radius-lg: 20px;
  --radius-md: 14px;
  --wrap-width: min(1140px, 92%);
  --section-pad: clamp(3.5rem, 7vw, 7rem);

  --shadow-soft: 0 16px 45px rgba(1, 8, 18, 0.36);
  --shadow-lift: 0 18px 50px rgba(5, 16, 36, 0.45);

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --ease-smooth: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; color-scheme: dark; }
body {
  font-family: var(--font-body);
  background:
    radial-gradient(120% 80% at 5% -10%, rgba(100, 255, 218, 0.09), transparent 60%),
    radial-gradient(80% 60% at 95% 10%, rgba(113, 88, 255, 0.16), transparent 58%),
    var(--deep-navy);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--bio-teal); text-decoration: none; transition: 220ms ease; }
a:hover { opacity: 0.9; }
img { max-width: 100%; height: auto; display: block; }

:focus-visible {
  outline: 2px solid var(--bio-teal);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -44px;
  left: 12px;
  z-index: 100;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-weight: 700;
  color: #001227;
  background: var(--bio-teal);
}
.skip-link:focus { top: 8px; }

.wrap { width: var(--wrap-width); margin: 0 auto; }
section { padding: var(--section-pad) 0; position: relative; }

h1, h2, h3 { font-family: var(--font-heading); line-height: 1.18; letter-spacing: -0.02em; }
h1 { font-size: clamp(1.85rem, 5.2vw, 3.35rem); margin-bottom: 1.2rem; }
h2 { font-size: clamp(1.6rem, 4.3vw, 2.9rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.4rem); }
p { color: var(--text-secondary); max-width: 68ch; }

.section-label {
  display: inline-block;
  margin-bottom: 0.8rem;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--bio-teal);
}

.pill {
  display: inline-flex;
  border: 1px solid rgba(100, 255, 218, 0.45);
  color: var(--bio-teal);
  border-radius: 999px;
  padding: 0.38rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 1rem;
  background: rgba(100, 255, 218, 0.05);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(8, 20, 39, 0.66);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.nav-inner {
  min-height: 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-brand { color: var(--text-primary); font-weight: 700; letter-spacing: 0.01em; }
.nav-links { display: none; list-style: none; gap: 1.3rem; }
.nav-links a { color: var(--text-secondary); font-size: 0.92rem; }
.nav-links a:hover,
.nav-links a:focus-visible { color: var(--bio-teal); opacity: 1; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 12px;
  padding: 0.86rem 1.35rem;
  font-size: 0.98rem;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 320ms var(--ease-smooth), box-shadow 320ms var(--ease-smooth), background 220ms ease;
}
.btn-primary {
  background: linear-gradient(120deg, #6fffe0, #45d8ff);
  color: #032033;
  box-shadow: 0 8px 32px rgba(69, 216, 255, 0.24);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(69, 216, 255, 0.34); opacity: 1; }
.btn-secondary {
  border-color: rgba(100, 255, 218, 0.45);
  background: rgba(100, 255, 218, 0.06);
  color: var(--sea-glass);
}
.btn-secondary:hover { transform: translateY(-2px); background: rgba(100, 255, 218, 0.12); opacity: 1; }

.glass-card {
  background: linear-gradient(180deg, var(--glass-strong), var(--glass-surface));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.hero {
  min-height: 93vh;
  display: flex;
  align-items: center;
  overflow: clip;
}
.hero-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-copy .accent { color: var(--bio-teal); }
.hero-copy p { font-size: clamp(1.02rem, 2.2vw, 1.2rem); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.85rem; margin: 1.45rem 0 1rem; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-bottom: 0.7rem; }
.info-chip {
  font-size: 0.8rem;
  color: #d6eeff;
  background: rgba(132, 189, 255, 0.14);
  border: 1px solid rgba(173, 211, 255, 0.26);
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
}
.micro-proof { font-size: 0.9rem; color: var(--text-muted); }

.hero-panel {
  padding: 1.3rem;
  animation: floatCard 6s ease-in-out infinite;
}
.panel-label { font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--bio-teal); }
.panel-title { font-size: 1.25rem; margin: 0.7rem 0 1rem; }
.panel-list { list-style: none; display: grid; gap: 0.75rem; margin-bottom: 1rem; }
.panel-list li {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: 0.55rem 0.65rem; border-radius: 12px;
  border: 1px solid rgba(173, 211, 255, 0.19);
  background: rgba(6, 20, 44, 0.48);
}
.panel-list span { font-size: 0.85rem; color: var(--text-muted); }
.panel-list strong { font-size: 0.9rem; color: #dff4ff; text-align: right; }
.panel-footer {
  display: flex; justify-content: space-between; gap: 0.6rem; flex-wrap: wrap;
  color: #b8cadf; font-size: 0.77rem;
}

.hero-orb {
  position: absolute;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  filter: blur(35px);
  opacity: 0.5;
  z-index: 1;
  pointer-events: none;
}
.hero-orb-one {
  left: -12rem; top: 2rem;
  background: radial-gradient(circle, rgba(86, 236, 255, 0.42), transparent 70%);
  animation: drift 13s ease-in-out infinite;
}
.hero-orb-two {
  right: -10rem; bottom: -6rem;
  background: radial-gradient(circle, rgba(118, 102, 255, 0.4), transparent 70%);
  animation: drift 15s ease-in-out infinite reverse;
}

.problem { background: linear-gradient(180deg, rgba(8, 20, 39, 0.2), rgba(16, 35, 66, 0.6)); }
.problem-grid,
.solution-grid,
.steps-grid,
.trust-grid {
  margin-top: 1.9rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}
.problem-card,
.solution-card,
.step-card,
.trust-item {
  padding: 1.15rem;
}
.problem-card { display: flex; gap: 0.95rem; }
.problem-icon,
.card-icon,
.trust-icon {
  flex-shrink: 0;
  width: 2.3rem;
  height: 2.3rem;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: rgba(100, 255, 218, 0.11);
  border: 1px solid rgba(132, 255, 228, 0.26);
  font-size: 1.07rem;
  color: #cefbf0;
}
.problem-card h3,
.solution-card h3,
.step-card h3,
.trust-item h3 { margin-bottom: 0.25rem; font-family: var(--font-body); font-weight: 700; font-size: 1.08rem; }
.problem-card p,
.solution-card p,
.step-card p,
.trust-item p { font-size: 0.95rem; }

.solution { background: linear-gradient(180deg, rgba(14, 30, 56, 0.75), rgba(10, 23, 43, 0.5)); }
.solution-card .card-icon { margin-bottom: 0.65rem; }

.how-it-works { background: linear-gradient(180deg, rgba(8, 20, 39, 0.4), rgba(35, 33, 83, 0.3)); }
.steps-grid { counter-reset: steps; gap: 1.3rem; }
.step-card { position: relative; counter-increment: steps; }
.step-card::before {
  content: counter(steps);
  position: absolute;
  top: 0.85rem;
  right: 1rem;
  font-size: 2.6rem;
  font-family: var(--font-heading);
  color: rgba(167, 212, 255, 0.09);
  line-height: 1;
}
.step-phase {
  display: inline-block;
  margin-bottom: 0.45rem;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--bio-teal);
}

.trust { background: linear-gradient(180deg, rgba(12, 28, 53, 0.7), rgba(8, 20, 39, 0.75)); }
.trust-item { display: flex; gap: 0.9rem; align-items: flex-start; }
.trust-icon { border-radius: 50%; font-size: 1rem; }

.faq { background: linear-gradient(180deg, rgba(8, 20, 39, 0.5), rgba(12, 30, 52, 0.75)); }
.faq-list {
  margin-top: 1.8rem;
  max-width: 790px;
  background: rgba(10, 26, 50, 0.42);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.faq-item + .faq-item { border-top: 1px solid rgba(180, 219, 255, 0.16); }
.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: #e8f3ff;
  text-align: left;
  padding: 1.08rem 2.6rem 1.08rem 1rem;
  position: relative;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
}
.faq-question::after {
  content: '+';
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--bio-teal);
  font-size: 1.35rem;
  transition: transform 320ms var(--ease-smooth);
}
.faq-item.open .faq-question::after { transform: translateY(-50%) rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 380ms var(--ease-smooth), padding 260ms var(--ease-smooth);
}
.faq-answer p {
  padding: 0 1rem 1rem;
  font-size: 0.95rem;
}
.faq-item.open .faq-answer { max-height: 320px; }

.final-cta {
  text-align: center;
  background:
    radial-gradient(80% 70% at 50% 20%, rgba(100, 255, 218, 0.08), transparent 70%),
    linear-gradient(180deg, rgba(14, 33, 59, 0.8), rgba(8, 20, 39, 0.7));
}
.final-cta-wrap {
  padding: clamp(1.3rem, 4vw, 2.2rem);
  max-width: 920px;
}
.final-cta p { margin: 0 auto 1.25rem; }
.final-cta-note {
  margin-top: 0.8rem;
  margin-bottom: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.waitlist-form { display: flex; flex-direction: column; gap: 0.75rem; }
.waitlist-form input {
  width: 100%;
  min-height: 48px;
  border-radius: 12px;
  border: 1px solid rgba(180, 219, 255, 0.34);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  padding: 0.75rem 0.92rem;
  font-size: 1rem;
}
.waitlist-form input::placeholder { color: #8ca1c7; }
.waitlist-feedback { min-height: 1.2em; color: #d2e3ff; font-size: 0.92rem; margin-top: 0.2rem; }

.mobile-sticky-cta {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0.72rem;
  z-index: 14;
  width: calc(100% - 1.3rem);
  max-width: 530px;
  border-radius: 12px;
  text-align: center;
  padding: 0.8rem 1rem;
  font-weight: 700;
  color: #032033;
  background: linear-gradient(120deg, #6fffe0, #45d8ff);
  box-shadow: 0 14px 35px rgba(0, 9, 20, 0.46);
}

.site-footer {
  background: #06111f;
  border-top: 1px solid rgba(180, 219, 255, 0.18);
  padding: 2.4rem 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
  text-align: center;
}
.footer-brand { font-size: 1.22rem; color: #e8f4ff; }
.footer-note { font-size: 0.86rem; color: var(--text-muted); max-width: 42ch; }
.footer-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}
.footer-links a { color: var(--text-secondary); font-size: 0.9rem; }
.footer-links a:hover { color: var(--bio-teal); opacity: 1; }
.footer-copy { color: var(--text-muted); font-size: 0.82rem; }

.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms var(--ease-smooth), transform 700ms var(--ease-smooth);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

.legal-page { padding-top: 3rem; }
.legal-page .wrap { max-width: 820px; }
.legal-header { margin-bottom: 2.4rem; padding-bottom: 1.5rem; border-bottom: 1px solid rgba(180, 219, 255, 0.18); }
.legal-header h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); margin-bottom: 0.45rem; }
.legal-header .last-updated { font-size: 0.85rem; color: var(--text-muted); }
.legal-content h2 { font-size: 1.3rem; margin-top: 2.4rem; margin-bottom: 0.7rem; color: #ddedff; }
.legal-content p, .legal-content li { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.8; }
.legal-content ul { padding-left: 1.45rem; margin: 0.75rem 0; }
.legal-content li { margin-bottom: 0.38rem; }
.legal-back { color: var(--text-secondary); display: inline-flex; margin-bottom: 1.3rem; }
.legal-back:hover { color: var(--bio-teal); opacity: 1; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(12px, -16px); }
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-7px); }
}

@media (min-width: 680px) {
  .nav-links { display: flex; }
  .problem-grid,
  .solution-grid,
  .trust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .waitlist-form { flex-direction: row; }
  .waitlist-form input { flex: 1; }
  .mobile-sticky-cta { display: none; }
}

@media (min-width: 960px) {
  .hero-grid { grid-template-columns: 1.18fr 0.82fr; gap: 2.5rem; }
  .solution-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .problem-card,
  .solution-card,
  .step-card,
  .trust-item { padding: 1.3rem; }
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    text-align: left;
  }
  .footer-links { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .fade-up { opacity: 1; transform: none; }
}