:root {
  --bg: #f4f1ec;
  --bg-alt: #ebe6dd;
  --bg-dark: #1c1b18;
  --ink: #1a1a1a;
  --ink-soft: #4a4742;
  --muted: #8a857d;
  --line: #d8d2c6;
  --copper: #b07239;
  --copper-deep: #8a572a;
  --cream: #fbf8f3;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Fraunces', 'Times New Roman', serif;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.08;
  color: var(--ink);
}

h1 { font-size: clamp(2.6rem, 6vw, 5.2rem); }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); margin-bottom: 1.2rem; }
h3 { font-size: 1.35rem; margin-bottom: 0.6rem; }
h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.12em; font-family: 'Inter', sans-serif; font-weight: 500; color: var(--ink-soft); margin-bottom: 1rem;}

em { font-style: italic; color: var(--copper); }

p { color: var(--ink-soft); }

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

ul, ol { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--copper);
  font-weight: 500;
  margin-bottom: 1.2rem;
}
.eyebrow.dark { color: var(--copper-deep); }

.lede {
  font-size: 1.18rem;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 1.2rem 0;
}
.lede.center { margin-left: auto; margin-right: auto; text-align: center; }

.muted { color: var(--muted); }
.micro { font-size: 0.78rem; color: var(--muted); line-height: 1.5; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  font-size: 0.92rem;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}
.btn-primary {
  background: var(--ink);
  color: var(--cream);
}
.btn-primary:hover { background: #000; transform: translateY(-1px); }
.btn-outline {
  border-color: var(--ink);
  color: var(--ink);
}
.btn-outline:hover { background: var(--ink); color: var(--cream); }
.btn-ghost {
  border-color: var(--line);
  color: var(--ink);
  padding: 0.55rem 1.2rem;
  font-size: 0.85rem;
}
.btn-ghost:hover { border-color: var(--ink); }
.btn-text {
  color: var(--copper);
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--copper);
  border-radius: 0;
}
.btn-text:hover { color: var(--copper-deep); border-color: var(--copper-deep); }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 241, 236, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  font-family: 'Fraunces', serif;
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.tm { font-size: 0.6em; vertical-align: super; color: var(--copper); }
.nav-links {
  display: flex;
  gap: 2rem;
  font-size: 0.9rem;
}
.nav-links a {
  color: var(--ink-soft);
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--ink); }

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1300px;
  margin: 0 auto;
  padding: 6rem 2rem 7rem;
}
.hero-copy h1 em {
  font-style: italic;
  font-weight: 300;
}
.hero-cta {
  display: flex;
  gap: 1.2rem;
  align-items: center;
  margin: 2rem 0 1.2rem;
  flex-wrap: wrap;
}

/* Pod illustration (hero) */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  min-height: 420px;
}
.pod-illustration {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1 / 1.05;
}
.pod-body {
  position: absolute;
  inset: 12% 8% 18% 8%;
  background: linear-gradient(135deg, #6b4a2e 0%, #8a5e3b 35%, #5c3f26 100%);
  border-radius: 50% / 35%;
  box-shadow:
    inset 0 0 60px rgba(0,0,0,0.3),
    inset 20px 0 40px rgba(0,0,0,0.2),
    0 30px 60px rgba(28, 27, 24, 0.25);
}
.pod-window {
  position: absolute;
  top: 32%;
  left: 50%;
  transform: translateX(-50%);
  width: 32%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #d8d2c6 0%, #8a857d 50%, #2c2c2c 100%);
  border: 6px solid #3a2818;
  box-shadow:
    inset 0 0 20px rgba(0,0,0,0.6),
    0 0 0 2px rgba(176, 114, 57, 0.4);
}
.pod-base {
  position: absolute;
  bottom: 8%;
  left: 20%;
  right: 20%;
  height: 6%;
  background: linear-gradient(180deg, #2c2c2c, #1a1a1a);
  border-radius: 4px;
}
.pod-shadow {
  position: absolute;
  bottom: 4%;
  left: 10%;
  right: 10%;
  height: 4%;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.25), transparent 70%);
  filter: blur(8px);
}

/* Trust strip */
.trust {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 2.5rem 2rem;
  text-align: center;
  background: var(--bg-alt);
}
.trust-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 1.5rem;
}
.trust-logos {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  font-family: 'Fraunces', serif;
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

/* Problem */
.problem {
  padding: 7rem 0;
}
.problem h2 {
  max-width: 22ch;
  margin-bottom: 4rem;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  border-top: 1px solid var(--line);
  padding-top: 3rem;
}
.problem-grid h3 {
  font-family: 'Inter', sans-serif;
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 0.8rem;
}

/* Pod section */
.pod {
  background: var(--bg-dark);
  color: var(--cream);
  padding: 8rem 0;
}
.pod h2, .pod h3 { color: var(--cream); }
.pod .lede, .pod p { color: rgba(251, 248, 243, 0.7); }
.pod .eyebrow { color: #d4985f; }
.pod-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: center;
}
.pod-mock {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 480px;
}
.pod-large {
  position: relative;
  width: 320px;
  height: 440px;
  background: linear-gradient(180deg, #c9c5be 0%, #9a958c 50%, #6b6862 100%);
  border-radius: 160px;
  box-shadow:
    inset 0 0 80px rgba(0,0,0,0.4),
    inset -30px 0 60px rgba(0,0,0,0.3),
    0 50px 80px rgba(0,0,0,0.5);
}
.ring {
  position: absolute;
  left: 0;
  right: 0;
  height: 14px;
  background: linear-gradient(180deg, #5a4530, #3a2c1f);
  box-shadow: inset 0 -3px 6px rgba(0,0,0,0.4);
}
.r1 { top: 15%; }
.r2 { top: 50%; }
.r3 { top: 80%; }
.porthole {
  position: absolute;
  top: 28%;
  left: 50%;
  transform: translateX(-50%);
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 25%, #f4f1ec 0%, #8a857d 60%, #1a1a1a 100%);
  border: 8px solid #3a2818;
  box-shadow: inset 0 0 20px rgba(0,0,0,0.7);
}
.features {
  margin-top: 2rem;
  display: grid;
  gap: 1.2rem;
}
.features li {
  padding-left: 1.5rem;
  position: relative;
  color: rgba(251, 248, 243, 0.75);
  line-height: 1.6;
}
.features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background: var(--copper);
}
.features li strong {
  color: var(--cream);
  font-weight: 500;
}

/* Protocol */
.protocol {
  padding: 7rem 0;
  background: var(--cream);
}
.protocol h2 {
  max-width: 26ch;
  margin-bottom: 4rem;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  border-top: 1px solid var(--line);
  padding-top: 3rem;
}
.step-num {
  display: block;
  font-family: 'Fraunces', serif;
  font-size: 2.4rem;
  color: var(--copper);
  margin-bottom: 1rem;
}
.steps h3 {
  font-family: 'Fraunces', serif;
  font-size: 1.6rem;
  margin-bottom: 0.8rem;
}

/* Testimonials */
.testimonials {
  padding: 7rem 0;
  background: var(--bg-alt);
}
.testimonials h2 {
  margin-bottom: 4rem;
  max-width: 24ch;
}
.t-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.t-grid figure {
  background: var(--cream);
  padding: 2.2rem;
  border: 1px solid var(--line);
  border-radius: 4px;
}
.t-grid blockquote {
  font-family: 'Fraunces', serif;
  font-size: 1.2rem;
  line-height: 1.45;
  color: var(--ink);
  margin-bottom: 1.5rem;
  font-style: italic;
}
.t-grid figcaption {
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* Science */
.science {
  padding: 7rem 0;
}
.science-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.stats {
  display: grid;
  gap: 2rem;
}
.stats > div {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}
.stats dt {
  font-family: 'Fraunces', serif;
  font-size: 3rem;
  color: var(--copper);
  margin-bottom: 0.4rem;
  line-height: 1;
}
.stats dd {
  color: var(--ink-soft);
  font-size: 0.98rem;
  max-width: 42ch;
}

/* Pricing */
.pricing {
  padding: 7rem 0;
  background: var(--bg-alt);
}
.pricing h2 { text-align: center; }
.tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}
.tier {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
}
.tier.featured {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
  transform: translateY(-12px);
}
.tier.featured h3,
.tier.featured .price span { color: var(--cream); }
.tier.featured .price,
.tier.featured .tier-sub,
.tier.featured ul li { color: rgba(251, 248, 243, 0.75); }
.tier.featured ul li::before { background: var(--copper); }
.badge {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  background: var(--copper);
  color: var(--cream);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-weight: 500;
}
.tier h3 {
  font-family: 'Fraunces', serif;
  font-size: 1.6rem;
  margin-bottom: 1rem;
}
.price {
  font-family: 'Fraunces', serif;
  font-size: 1rem;
  color: var(--ink-soft);
  margin-bottom: 0.3rem;
}
.price span {
  font-size: 2.4rem;
  color: var(--ink);
  font-weight: 400;
}
.tier-sub {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 1.8rem;
  padding-bottom: 1.8rem;
  border-bottom: 1px solid var(--line);
}
.tier.featured .tier-sub { border-color: rgba(251, 248, 243, 0.15); }
.tier ul {
  display: grid;
  gap: 0.9rem;
  flex: 1;
  margin-bottom: 2rem;
}
.tier ul li {
  padding-left: 1.4rem;
  position: relative;
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.5;
}
.tier ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 1px;
  background: var(--ink);
}
.tier .btn { text-align: center; }

/* FAQ */
.faq {
  padding: 7rem 0;
}
.faq h2 { margin-bottom: 3rem; }
.faq-list {
  max-width: 800px;
  border-top: 1px solid var(--line);
}
.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 1.5rem 0;
}
.faq-list summary {
  font-family: 'Fraunces', serif;
  font-size: 1.25rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  color: var(--ink);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: '+';
  font-family: 'Inter', sans-serif;
  font-size: 1.5rem;
  color: var(--copper);
  font-weight: 300;
  transition: transform 0.2s;
}
.faq-list details[open] summary::after {
  content: '−';
}
.faq-list details p {
  margin-top: 1rem;
  max-width: 70ch;
}

/* Waitlist */
.waitlist {
  padding: 7rem 0;
  background: var(--bg-dark);
  color: var(--cream);
  text-align: center;
}
.waitlist h2 { color: var(--cream); margin-bottom: 1rem; }
.waitlist p { color: rgba(251, 248, 243, 0.7); max-width: 55ch; margin: 0 auto 2.5rem; }
.waitlist-form { max-width: 480px; margin: 0 auto; }
.fields {
  display: flex;
  gap: 0.6rem;
  background: var(--cream);
  padding: 0.4rem;
  border-radius: 999px;
}
.fields input {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 0.7rem 1.2rem;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  outline: none;
}
.fields input::placeholder { color: var(--muted); }
.thanks {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 1.15rem;
  color: var(--cream) !important;
  padding: 1.5rem 0;
}
.waitlist .micro { margin-top: 1.2rem; color: rgba(251, 248, 243, 0.5); }

/* Footer */
.footer {
  background: var(--bg-alt);
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--line);
}
.footer .brand { display: block; margin-bottom: 0.8rem; font-size: 1.3rem; }
.footer ul { display: grid; gap: 0.6rem; }
.footer ul a {
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.footer ul a:hover { color: var(--ink); }
.disclaimer {
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: end;
  flex-wrap: wrap;
}
.disclaimer p:first-child {
  max-width: 70ch;
  font-size: 0.85rem;
  color: var(--muted);
  font-style: italic;
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 4rem 1.5rem;
    gap: 2rem;
  }
  .hero-visual { min-height: 320px; }
  .pod-illustration { max-width: 320px; }
  .nav-links { display: none; }
  .problem-grid, .steps, .t-grid, .tiers,
  .pod-grid, .science-grid, .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .tier.featured { transform: none; }
  .container { padding: 0 1.5rem; }
  .problem, .protocol, .testimonials, .science,
  .pricing, .faq, .waitlist, .pod {
    padding: 4.5rem 0;
  }
  .trust-logos { gap: 1.5rem; font-size: 0.95rem; }
  .fields { flex-direction: column; border-radius: 12px; }
  .fields .btn { border-radius: 999px; }
  .disclaimer { flex-direction: column; align-items: flex-start; }
}