:root {
      --ink: #0c0908;
      --ink-2: #16110e;
      --ink-3: #221a15;
      --copper: #c4783f;
      --copper-bright: #e09a5a;
      --copper-deep: #8a4a22;
      --vermillion: #c43c22;
      --saffron: #d4a017;
      --bone: #e8dcc8;
      --bone-dim: #b8a894;
      --mist: rgba(232, 220, 200, 0.08);
      --line: rgba(196, 120, 63, 0.28);
      --font-display: "Cormorant Garamond", Georgia, serif;
      --font-ui: "Syne", system-ui, sans-serif;
      --max: 1120px;
      --ease: cubic-bezier(0.22, 1, 0.36, 1);
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      background: var(--ink);
      color: var(--bone);
      font-family: var(--font-ui);
      font-weight: 400;
      line-height: 1.55;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: 9999;
      opacity: 0.055;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    }

    a { color: var(--copper-bright); text-decoration: none; }
    a:hover { color: var(--saffron); }

    .ambient {
      position: fixed;
      inset: 0;
      z-index: -1;
      background:
        radial-gradient(ellipse 80% 50% at 15% -10%, rgba(196, 120, 63, 0.22), transparent 55%),
        radial-gradient(ellipse 60% 40% at 90% 20%, rgba(196, 60, 34, 0.12), transparent 50%),
        radial-gradient(ellipse 70% 50% at 50% 100%, rgba(138, 74, 34, 0.18), transparent 55%),
        linear-gradient(180deg, var(--ink) 0%, #100c0a 40%, var(--ink) 100%);
    }

    .orb {
      position: fixed;
      width: 42vw;
      height: 42vw;
      border-radius: 50%;
      filter: blur(80px);
      opacity: 0.18;
      pointer-events: none;
      z-index: -1;
      animation: drift 18s ease-in-out infinite alternate;
    }
    .orb-a { top: -10%; right: -8%; background: var(--copper); }
    .orb-b { bottom: 10%; left: -12%; background: var(--vermillion); animation-delay: -6s; opacity: 0.1; }

    @keyframes drift {
      from { transform: translate(0, 0) scale(1); }
      to { transform: translate(-4%, 6%) scale(1.08); }
    }

    .wrap { width: min(100% - 2.5rem, var(--max)); margin-inline: auto; }

    /* NAV */
    .nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      padding: 1rem 0;
      backdrop-filter: blur(14px);
      background: rgba(12, 9, 8, 0.55);
      border-bottom: 1px solid transparent;
      transition: border-color 0.4s var(--ease), background 0.4s;
    }
    .nav.scrolled { border-bottom-color: var(--line); background: rgba(12, 9, 8, 0.82); }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
    }
    .logo {
      font-family: var(--font-display);
      font-size: 1.35rem;
      font-weight: 600;
      letter-spacing: 0.04em;
      color: var(--bone);
    }
    .logo span { color: var(--copper-bright); }
    .nav-links {
      display: flex;
      gap: 1.4rem;
      list-style: none;
      font-size: 0.72rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
    }
    .nav-links a { color: var(--bone-dim); }
    .nav-links a:hover { color: var(--bone); }
    @media (max-width: 820px) {
      .nav-links { display: none; }
    }

    /* HERO */
    .hero {
      min-height: 100vh;
      display: grid;
      align-content: end;
      padding: 7rem 0 4.5rem;
      position: relative;
    }
    .hero-mark {
      font-family: var(--font-display);
      font-size: clamp(4.5rem, 14vw, 10.5rem);
      font-weight: 500;
      line-height: 0.88;
      letter-spacing: -0.02em;
      background: linear-gradient(135deg, var(--bone) 10%, var(--copper-bright) 45%, var(--saffron) 70%, var(--bone) 100%);
      background-size: 200% auto;
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      animation: foil 10s linear infinite, rise 1.1s var(--ease) both;
    }
    @keyframes foil {
      0% { background-position: 0% center; }
      100% { background-position: 200% center; }
    }
    @keyframes rise {
      from { opacity: 0; transform: translateY(28px); }
      to { opacity: 1; transform: translateY(0); }
    }
    .hero-sub {
      margin-top: 1.5rem;
      max-width: 34rem;
      font-size: 1.05rem;
      color: var(--bone-dim);
      animation: rise 1.1s var(--ease) 0.15s both;
    }
    .hero-meta {
      margin-top: 2.5rem;
      display: flex;
      flex-wrap: wrap;
      gap: 0.7rem 1.6rem;
      font-size: 0.7rem;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      color: var(--copper);
      animation: rise 1.1s var(--ease) 0.28s both;
    }
    .hero-meta span::before {
      content: "◆";
      margin-right: 0.55rem;
      font-size: 0.55em;
      opacity: 0.7;
    }
    .scroll-cue {
      position: absolute;
      bottom: 1.5rem;
      right: 0;
      font-size: 0.65rem;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--bone-dim);
      writing-mode: vertical-rl;
      animation: pulse 2.4s ease-in-out infinite;
    }
    @keyframes pulse {
      0%, 100% { opacity: 0.35; }
      50% { opacity: 1; }
    }

    /* SECTIONS */
    section {
      padding: 5.5rem 0;
      border-top: 1px solid var(--line);
    }
    .sec-label {
      font-size: 0.68rem;
      letter-spacing: 0.22em;
      text-transform: uppercase;
      color: var(--copper);
      margin-bottom: 0.85rem;
    }
    .sec-title {
      font-family: var(--font-display);
      font-size: clamp(2.2rem, 5vw, 3.6rem);
      font-weight: 500;
      line-height: 1.05;
      max-width: 18ch;
      margin-bottom: 1rem;
    }
    .sec-lead {
      max-width: 38rem;
      color: var(--bone-dim);
      font-size: 1.02rem;
      margin-bottom: 2.5rem;
    }

    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
    }
    .reveal.in { opacity: 1; transform: none; }

    /* THESIS */
    .thesis-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 2.5rem;
      align-items: start;
    }
    @media (max-width: 800px) {
      .thesis-grid { grid-template-columns: 1fr; }
    }
    .pull {
      font-family: var(--font-display);
      font-size: clamp(1.6rem, 3.2vw, 2.25rem);
      font-style: italic;
      font-weight: 400;
      line-height: 1.25;
      color: var(--bone);
    }
    .pull em { color: var(--copper-bright); font-style: italic; }
    .pillar-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    .pillar-list li {
      padding: 1rem 0 1rem 1.1rem;
      border-left: 2px solid var(--copper-deep);
      background: linear-gradient(90deg, rgba(196, 120, 63, 0.08), transparent);
    }
    .pillar-list strong {
      display: block;
      font-size: 0.85rem;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      margin-bottom: 0.25rem;
    }
    .pillar-list span { color: var(--bone-dim); font-size: 0.92rem; }

    /* OPTION TILES */
    .options {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1px;
      background: var(--line);
      border: 1px solid var(--line);
    }
    @media (max-width: 900px) {
      .options { grid-template-columns: 1fr; }
    }
    .opt {
      background: var(--ink-2);
      padding: 1.6rem 1.4rem 1.5rem;
      cursor: pointer;
      transition: background 0.35s var(--ease), transform 0.35s var(--ease);
      position: relative;
      text-align: left;
      border: none;
      color: inherit;
      font: inherit;
      width: 100%;
    }
    .opt:hover { background: var(--ink-3); }
    .opt.selected {
      background: linear-gradient(160deg, rgba(196, 120, 63, 0.18), var(--ink-2) 55%);
    }
    .opt.selected::after {
      content: "SELECTED";
      position: absolute;
      top: 1rem;
      right: 1rem;
      font-size: 0.58rem;
      letter-spacing: 0.14em;
      color: var(--saffron);
    }
    .opt-tag {
      font-size: 0.62rem;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      color: var(--copper);
      margin-bottom: 0.65rem;
    }
    .opt h3 {
      font-family: var(--font-display);
      font-size: 1.55rem;
      font-weight: 500;
      margin-bottom: 0.55rem;
      padding-right: 4rem;
    }
    .opt p { color: var(--bone-dim); font-size: 0.9rem; }
    .opt ul {
      margin-top: 1rem;
      padding-left: 1.1rem;
      color: var(--bone-dim);
      font-size: 0.85rem;
    }
    .opt li + li { margin-top: 0.35rem; }

    /* MODEL STRIPS */
    .models { display: flex; flex-direction: column; gap: 1rem; }
    .model {
      display: grid;
      grid-template-columns: 7rem 1fr auto;
      gap: 1.25rem;
      align-items: start;
      padding: 1.4rem 1.5rem;
      border: 1px solid var(--line);
      background: rgba(22, 17, 14, 0.7);
      transition: border-color 0.3s, background 0.3s;
    }
    .model:hover { border-color: rgba(196, 120, 63, 0.55); background: var(--ink-3); }
    .model-id {
      font-family: var(--font-display);
      font-size: 2.4rem;
      color: var(--copper);
      line-height: 1;
    }
    .model h3 {
      font-family: var(--font-display);
      font-size: 1.45rem;
      font-weight: 500;
      margin-bottom: 0.35rem;
    }
    .model p { color: var(--bone-dim); font-size: 0.92rem; max-width: 48rem; }
    .badge {
      font-size: 0.6rem;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      padding: 0.4rem 0.65rem;
      border: 1px solid var(--line);
      color: var(--copper-bright);
      white-space: nowrap;
      align-self: start;
    }
    .badge.hot {
      border-color: var(--vermillion);
      color: #f0a090;
    }
    @media (max-width: 700px) {
      .model { grid-template-columns: 1fr; }
    }

    /* MATRIX */
    .matrix {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.25rem;
    }
    @media (max-width: 700px) {
      .matrix { grid-template-columns: 1fr; }
    }
    .cell {
      padding: 1.6rem;
      border-top: 2px solid var(--copper-deep);
      background: linear-gradient(180deg, rgba(196, 120, 63, 0.07), transparent 40%);
    }
    .cell h3 {
      font-family: var(--font-display);
      font-size: 1.5rem;
      font-weight: 500;
      margin-bottom: 0.5rem;
    }
    .cell p { color: var(--bone-dim); font-size: 0.9rem; margin-bottom: 0.9rem; }
    .cell .earn {
      font-size: 0.72rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--saffron);
    }

    /* PRODUCTS */
    .product-stage {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
      margin-top: 0.5rem;
    }
    @media (max-width: 800px) {
      .product-stage { grid-template-columns: 1fr; }
    }
    .copper-panel {
      min-height: 320px;
      position: relative;
      overflow: hidden;
      background:
        radial-gradient(circle at 30% 30%, rgba(224, 154, 90, 0.35), transparent 40%),
        radial-gradient(circle at 70% 70%, rgba(138, 74, 34, 0.5), transparent 45%),
        linear-gradient(145deg, #3a2416, #1a110c 50%, #2a1810);
      border: 1px solid var(--line);
    }
    .copper-panel::before {
      content: "";
      position: absolute;
      inset: -20%;
      background: conic-gradient(from 40deg, transparent, rgba(224, 154, 90, 0.15), transparent 30%);
      animation: spin 20s linear infinite;
    }
    @keyframes spin { to { transform: rotate(360deg); } }
    .copper-copy {
      position: absolute;
      inset: 0;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 1.75rem;
      z-index: 1;
    }
    .copper-copy h3 {
      font-family: var(--font-display);
      font-size: 2rem;
      font-weight: 500;
    }
    .copper-copy p { color: var(--bone-dim); margin-top: 0.4rem; max-width: 28ch; }
    .sku-list { list-style: none; display: flex; flex-direction: column; gap: 0.85rem; }
    .sku {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 1rem;
      align-items: center;
      padding-bottom: 0.85rem;
      border-bottom: 1px solid var(--mist);
    }
    .sku-num {
      font-family: var(--font-display);
      font-size: 1.4rem;
      color: var(--copper);
    }
    .sku strong { display: block; font-size: 0.95rem; margin-bottom: 0.15rem; }
    .sku span { color: var(--bone-dim); font-size: 0.82rem; }
    .sku em {
      font-style: normal;
      font-size: 0.68rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--saffron);
    }

    /* CLEANSE */
    .cleanse {
      display: grid;
      grid-template-columns: 0.85fr 1.15fr;
      gap: 2rem;
    }
    @media (max-width: 800px) {
      .cleanse { grid-template-columns: 1fr; }
    }
    .contrast {
      padding: 1.75rem;
      border: 1px solid var(--line);
      background: var(--ink-2);
    }
    .contrast h3 {
      font-family: var(--font-display);
      font-size: 1.6rem;
      margin-bottom: 1rem;
    }
    .vs {
      display: grid;
      gap: 1rem;
    }
    .vs div {
      padding: 1rem;
      background: rgba(0,0,0,0.25);
    }
    .vs .label {
      font-size: 0.62rem;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      margin-bottom: 0.4rem;
    }
    .vs .bad .label { color: #c07070; }
    .vs .good .label { color: var(--copper-bright); }
    .vs p { color: var(--bone-dim); font-size: 0.9rem; }
    .protocol {
      display: flex;
      flex-direction: column;
      gap: 0;
    }
    .step {
      display: grid;
      grid-template-columns: 3.5rem 1fr;
      gap: 1rem;
      padding: 1.15rem 0;
      border-bottom: 1px solid var(--mist);
    }
    .step:first-child { border-top: 1px solid var(--mist); }
    .step-n {
      font-family: var(--font-display);
      font-size: 1.8rem;
      color: var(--copper);
      line-height: 1;
    }
    .step h4 { font-size: 0.95rem; margin-bottom: 0.25rem; }
    .step p { color: var(--bone-dim); font-size: 0.88rem; }

    /* ROADMAP */
    .timeline {
      position: relative;
      padding-left: 1.5rem;
    }
    .timeline::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0.4rem;
      bottom: 0.4rem;
      width: 1px;
      background: linear-gradient(var(--copper), transparent);
    }
    .phase {
      position: relative;
      padding: 0 0 2.25rem 1.5rem;
    }
    .phase::before {
      content: "";
      position: absolute;
      left: -1.55rem;
      top: 0.45rem;
      width: 0.55rem;
      height: 0.55rem;
      border-radius: 50%;
      background: var(--copper);
      box-shadow: 0 0 0 4px rgba(196, 120, 63, 0.2);
    }
    .phase-time {
      font-size: 0.65rem;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      color: var(--copper);
      margin-bottom: 0.35rem;
    }
    .phase h3 {
      font-family: var(--font-display);
      font-size: 1.7rem;
      font-weight: 500;
      margin-bottom: 0.4rem;
    }
    .phase p { color: var(--bone-dim); max-width: 40rem; margin-bottom: 0.75rem; }
    .chips { display: flex; flex-wrap: wrap; gap: 0.45rem; }
    .chip {
      font-size: 0.7rem;
      padding: 0.35rem 0.65rem;
      border: 1px solid var(--line);
      color: var(--bone-dim);
    }

    /* RECOMMENDATION */
    .reco {
      position: relative;
      padding: 2.5rem 2rem;
      border: 1px solid rgba(196, 120, 63, 0.45);
      background:
        linear-gradient(135deg, rgba(196, 120, 63, 0.12), transparent 50%),
        var(--ink-2);
      overflow: hidden;
    }
    .reco::before {
      content: "RECOMMENDED PATH";
      position: absolute;
      top: 1.1rem;
      right: 1.25rem;
      font-size: 0.62rem;
      letter-spacing: 0.18em;
      color: var(--saffron);
    }
    .reco h3 {
      font-family: var(--font-display);
      font-size: clamp(1.8rem, 4vw, 2.6rem);
      font-weight: 500;
      max-width: 20ch;
      margin-bottom: 1rem;
    }
    .reco p { color: var(--bone-dim); max-width: 40rem; margin-bottom: 1.25rem; }
    .reco ol {
      padding-left: 1.2rem;
      color: var(--bone);
      max-width: 40rem;
    }
    .reco li + li { margin-top: 0.45rem; }
    .reco li::marker { color: var(--copper); }

    /* DECISIONS */
    .decisions {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1px;
      background: var(--line);
      border: 1px solid var(--line);
    }
    @media (max-width: 800px) {
      .decisions { grid-template-columns: 1fr; }
    }
    .decision {
      background: var(--ink);
      padding: 1.5rem;
    }
    .decision h3 {
      font-family: var(--font-display);
      font-size: 1.35rem;
      margin-bottom: 0.5rem;
    }
    .decision p { color: var(--bone-dim); font-size: 0.88rem; }

    /* FOOTER */
    footer {
      padding: 3rem 0 4rem;
      border-top: 1px solid var(--line);
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 1rem;
      color: var(--bone-dim);
      font-size: 0.85rem;
    }
    footer strong { color: var(--bone); font-weight: 500; }

    .note {
      margin-top: 2rem;
      padding: 1rem 1.2rem;
      border-left: 2px solid var(--vermillion);
      background: rgba(196, 60, 34, 0.08);
      color: var(--bone-dim);
      font-size: 0.85rem;
      max-width: 48rem;
    }

    .picker-bar {
      position: sticky;
      bottom: 0;
      z-index: 90;
      padding: 0.85rem 0;
      background: rgba(12, 9, 8, 0.9);
      backdrop-filter: blur(12px);
      border-top: 1px solid var(--line);
      transform: translateY(110%);
      transition: transform 0.4s var(--ease);
    }
    .picker-bar.show { transform: none; }
    .picker-inner {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 0.75rem;
      font-size: 0.82rem;
    }
    .picker-inner span { color: var(--bone-dim); }
    .picker-inner strong { color: var(--copper-bright); font-weight: 500; }

/* Waitlist */
.hero-waitlist { min-height: 100vh; align-content: center; padding-top: 6rem; padding-bottom: 4rem; }
.waitlist-form {
  margin-top: 2.25rem;
  display: grid;
  gap: 0.85rem;
  max-width: 28rem;
  animation: rise 1.1s var(--ease) 0.35s both;
}
.waitlist-form label {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper);
}
.waitlist-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.55rem;
}
@media (max-width: 560px) {
  .waitlist-row { grid-template-columns: 1fr; }
}
.waitlist-form input[type="email"] {
  width: 100%;
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(22, 17, 14, 0.85);
  color: var(--bone);
  font-family: var(--font-ui);
  font-size: 1rem;
  padding: 0.95rem 1.1rem;
  outline: none;
  transition: border-color 0.25s var(--ease);
}
.waitlist-form input[type="email"]::placeholder { color: var(--bone-dim); opacity: 0.7; }
.waitlist-form input[type="email"]:focus { border-color: var(--copper-bright); }
.waitlist-form button {
  appearance: none;
  border: 1px solid var(--copper);
  background: linear-gradient(160deg, rgba(196, 120, 63, 0.35), rgba(138, 74, 34, 0.55));
  color: var(--bone);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.95rem 1.35rem;
  cursor: pointer;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}
.waitlist-form button:hover:not(:disabled) {
  border-color: var(--copper-bright);
  background: linear-gradient(160deg, rgba(224, 154, 90, 0.4), rgba(196, 120, 63, 0.55));
}
.waitlist-form button:disabled { opacity: 0.55; cursor: wait; }
.waitlist-msg {
  min-height: 1.25rem;
  font-size: 0.88rem;
  color: var(--bone-dim);
}
.waitlist-msg.error { color: #f0a090; }
.waitlist-privacy {
  margin-top: 0.25rem;
  font-size: 0.78rem;
  color: var(--bone-dim);
  max-width: 32rem;
}
.page-center {
  min-height: 100vh;
  display: grid;
  align-content: center;
  padding: 7rem 0 4rem;
}

/* Legal pages (ToS / Privacy) */
.legal {
  padding: 7rem 0 3rem;
  max-width: 40rem;
}
.legal .sec-title { margin-bottom: 0.75rem; }
.legal .sec-lead { margin-bottom: 0.5rem; }
.legal-updated {
  color: var(--bone-dim);
  font-size: 0.8rem;
  margin-bottom: 2.5rem;
}
.legal-section {
  margin-bottom: 2rem;
}
.legal-section h2 {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--copper);
  margin: 0 0 0.65rem;
}
.legal-section p,
.legal-section li {
  color: var(--bone-dim);
  font-size: 0.95rem;
  line-height: 1.65;
  margin: 0 0 0.75rem;
}
.legal-section ul {
  margin: 0 0 0.75rem 1.15rem;
  padding: 0;
}
.legal-section li { margin-bottom: 0.35rem; }
.legal-section a,
.legal-nav a,
.footer-links a {
  color: var(--copper-bright);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}
.legal-section a:hover,
.legal-nav a:hover,
.footer-links a:hover {
  border-bottom-color: var(--copper-bright);
}
.legal-nav {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.85rem;
  color: var(--bone-dim);
}
.footer-links {
  display: flex;
  gap: 1.25rem;
}