:root {
  --bg: #1d1c1a;
  --bg-alt: #22201e;
  --card: #262421;
  --card-raised: #2b2825;
  --border: #3a3630;
  --text: #ece7dc;
  --muted: #a29a8d;
  --amber: #d9a742;
  --amber-soft: rgba(217, 167, 66, 0.12);
  --amber-line: rgba(217, 167, 66, 0.35);
  --on-amber: #1d1c1a;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
@media (prefers-reduced-motion: no-preference) {
  html:focus-within { scroll-behavior: smooth; }
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.15; }
h2 { font-size: clamp(28px, 4vw, 40px); margin-bottom: 14px; }
.eyebrow {
  display: inline-block;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}
.lede { color: var(--muted); font-size: 19px; max-width: 640px; }
a { color: var(--amber); text-decoration: none; }
nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(29, 28, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.wordmark {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.28em;
  color: var(--text);
}
.wordmark span { color: var(--amber); }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 14px; }
.nav-links a { color: var(--muted); transition: color 0.15s; }
.nav-links a:hover { color: var(--text); }
.btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--text);
  transition: all 0.15s;
}
.btn:hover { border-color: var(--amber-line); }
.btn-primary { background: var(--amber); color: var(--on-amber); border-color: var(--amber); }
.btn-primary:hover { filter: brightness(1.08); }
.nav-links .btn { padding: 7px 16px; font-size: 13px; }
.dropdown { position: relative; display: flex; align-items: center; height: 64px; }
.dropdown > a::after { content: ' ▾'; font-size: 10px; }
.dropdown-menu {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  display: none; flex-direction: column;
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 6px; min-width: 260px; box-shadow: 0 14px 34px rgba(0, 0, 0, 0.45);
}
.dropdown:hover .dropdown-menu, .dropdown:focus-within .dropdown-menu { display: flex; }
.dropdown-menu a { padding: 9px 12px; border-radius: 6px; font-size: 13.5px; }
.dropdown-menu a:hover { background: var(--amber-soft); }
.dropdown-menu a b { color: var(--text); display: block; font-weight: 600; }
.hero { padding: 130px 0 110px; position: relative; overflow: hidden; }
.hero::before {
  content: '';
  position: absolute; top: -240px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 500px;
  background: radial-gradient(ellipse at center, rgba(217,167,66,0.09), transparent 65%);
  pointer-events: none;
}
.hero h1 { font-size: clamp(38px, 6vw, 62px); max-width: 780px; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--amber); }
.hero .lede { font-size: 20px; margin-bottom: 36px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 80px; }
.hero-drill { margin-bottom: 80px; }
.hero-drill .maxed-grid { margin-top: 32px; }
.hero-drill .dive-grid { margin-top: 28px; }
.stat-strip {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--border);
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden;
}
.stat { background: var(--card); padding: 20px 22px; }
.stat b { display: block; font-family: var(--serif); font-size: 26px; color: var(--amber); }
.stat small { color: var(--muted); font-size: 13px; }
.problem { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.chain { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 40px; counter-reset: chain; }
.chain-step {
  background: var(--card); border: 1px solid var(--border); border-radius: 8px;
  padding: 18px; font-size: 14.5px; color: var(--muted); position: relative;
  counter-increment: chain;
}
.chain-step::before {
  content: counter(chain, decimal-leading-zero);
  display: block; font-family: var(--serif); font-size: 13px;
  color: var(--amber); margin-bottom: 8px; letter-spacing: 0.1em;
}
.chain-step.last { border-color: rgba(217, 90, 66, 0.45); color: #d9a099; }
.problem-answer { margin-top: 36px; font-size: 19px; max-width: 720px; }
.problem-answer b { color: var(--amber); }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.pillar {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 30px 28px; display: flex; flex-direction: column; gap: 12px;
  transition: border-color 0.15s;
}
.pillar:hover { border-color: var(--amber-line); }
.pillar h3 { font-size: 23px; }
.pillar p { color: var(--muted); font-size: 15.5px; flex: 1; }
.pillar a { font-size: 14px; font-weight: 600; }
.maxed { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.maxed-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-top: 48px; }
.maxed-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 26px 20px; text-align: left;
}
.maxed-card .letter {
  font-family: var(--serif); font-size: 52px; font-weight: 700;
  color: var(--amber); line-height: 1; display: block; margin-bottom: 10px;
}
.maxed-card b { display: block; margin-bottom: 6px; font-size: 16px; }
.maxed-card p { color: var(--muted); font-size: 14px; }
.dive-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 40px; }
.dive {
  display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  overflow: hidden; color: var(--text);
  transition: border-color 0.15s, transform 0.15s;
}
.dive:hover { border-color: var(--amber-line); transform: translateY(-3px); }
.dive-visual {
  background: radial-gradient(ellipse at 50% 120%, rgba(217,167,66,0.14), transparent 70%), var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 38px 20px 30px; text-align: center;
}
.funnel { display: flex; align-items: center; justify-content: center; gap: 8px; }
.funnel .fl {
  font-family: var(--serif); font-weight: 700; font-size: 30px; color: var(--amber);
  border: 1px solid var(--amber-line); background: var(--amber-soft);
  border-radius: 10px; width: 52px; height: 52px;
  display: inline-flex; align-items: center; justify-content: center;
}
.funnel .fa { color: var(--muted); font-size: 16px; }
.fraction { display: flex; align-items: center; justify-content: center; gap: 14px; font-family: var(--serif); font-weight: 700; }
.frac-lhs { font-size: 28px; }
.frac { display: inline-flex; flex-direction: column; }
.frac-top { font-size: 25px; color: var(--amber); padding: 0 14px 5px; border-bottom: 2px solid var(--text); }
.frac-bottom { font-size: 25px; color: var(--muted); padding-top: 5px; }
.visual-caption { color: var(--muted); font-size: 12.5px; margin-top: 18px; letter-spacing: 0.04em; }
.dive-body { padding: 22px 26px 26px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.dive-body b { font-family: var(--serif); font-size: 20px; }
.dive-body p { color: var(--muted); font-size: 15px; flex: 1; }
.dive-cta { color: var(--amber); font-size: 14px; font-weight: 600; }
.domains { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 48px; }
.domain {
  display: grid; grid-template-columns: 52px 1fr; gap: 16px;
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 20px 22px; align-items: start;
}
.domain .dnum {
  font-family: var(--serif); font-size: 24px; color: var(--amber);
  border: 1px solid var(--amber-line); border-radius: 8px;
  width: 52px; height: 52px; display: flex; align-items: center; justify-content: center;
  background: var(--amber-soft);
}
.domain b { font-size: 16.5px; }
.domain .codename { color: var(--amber); font-size: 13px; font-style: italic; font-family: var(--serif); margin-left: 8px; }
.domain p { color: var(--muted); font-size: 14.5px; margin-top: 4px; }
.rhythm {
  margin-top: 40px; background: var(--amber-soft); border: 1px solid var(--amber-line);
  border-radius: 12px; padding: 28px 32px; font-size: 17px;
}
.rhythm b { color: var(--amber); }
.journey { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.phases { margin-top: 56px; display: flex; flex-direction: column; gap: 0; }
.phase {
  display: grid; grid-template-columns: 200px 1fr; gap: 32px;
  padding: 34px 0; border-top: 1px solid var(--border);
}
.phase:last-child { border-bottom: 1px solid var(--border); }
.phase-label .pnum { font-family: var(--serif); color: var(--amber); font-size: 14px; letter-spacing: 0.15em; display: block; margin-bottom: 6px; }
.phase-label h3 { font-size: 26px; }
.phase-label small { color: var(--muted); font-size: 13.5px; display: block; margin-top: 4px; }
.phase-body p { color: var(--muted); font-size: 16px; max-width: 640px; }
.phase-body ul { margin-top: 12px; padding-left: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.phase-body li {
  font-size: 13.5px; background: var(--card); border: 1px solid var(--border);
  border-radius: 999px; padding: 5px 14px; color: var(--text);
}
.results-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.result {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 28px 24px;
}
.result b { font-family: var(--serif); font-size: 34px; color: var(--amber); display: block; margin-bottom: 8px; }
.result p { color: var(--muted); font-size: 14.5px; }
.audiences { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.aud-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-top: 48px; max-width: 640px; }
.aud {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 34px 32px;
}
.aud h3 { font-size: 24px; margin-bottom: 12px; }
.aud > p { color: var(--muted); font-size: 16px; margin-bottom: 18px; }
.aud ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.aud li { font-size: 15px; color: var(--text); padding-left: 26px; position: relative; }
.aud li::before { content: '◆'; position: absolute; left: 0; top: 1px; color: var(--amber); font-size: 11px; }
.cta { text-align: center; padding: 120px 0; }
.cta h2 { font-size: clamp(30px, 4.5vw, 46px); max-width: 700px; margin: 0 auto 18px; }
.cta .lede { margin: 0 auto 36px; }
.invite-form { position: relative; max-width: 480px; margin: 0 auto; text-align: left; }
.invite-form .field { margin-bottom: 16px; }
.invite-form label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 6px; }
.invite-form input, .invite-form textarea {
  width: 100%; background: var(--card); border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; padding: 12px 14px; font-family: var(--sans); font-size: 16px; line-height: 1.4;
}
.invite-form textarea { min-height: 128px; resize: vertical; }
.invite-form input:focus, .invite-form textarea:focus {
  outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-soft);
}
.invite-form input::placeholder, .invite-form textarea::placeholder { color: #6f6a62; }
.invite-form .honeypot { position: absolute; left: -9999px; height: 0; overflow: hidden; }
.invite-form .btn { width: 100%; text-align: center; cursor: pointer; font-family: var(--sans); margin-top: 6px; }
.invite-form .btn:disabled { opacity: 0.7; cursor: wait; filter: none; }
.form-status { max-width: 480px; margin: 0 auto; padding: 16px 18px; border-radius: 8px; font-size: 15.5px; line-height: 1.5; text-align: left; }
.form-status.success { background: rgba(127, 174, 106, 0.12); border: 1px solid rgba(127, 174, 106, 0.4); color: #c5d9b6; }
.form-status.error { background: rgba(201, 106, 90, 0.12); border: 1px solid rgba(201, 106, 90, 0.4); color: #d9a099; margin-top: 16px; }
footer {
  border-top: 1px solid var(--border); padding: 34px 0;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--muted); font-size: 13.5px;
}
@media (max-width: 860px) {
  section { padding: 68px 0; }
  .nav-links a:not(.btn) { display: none; }
  .nav-links .dropdown { display: none; }
  .hero { padding: 84px 0 72px; }
  .stat-strip, .results-grid { grid-template-columns: repeat(2, 1fr); }
  .chain { grid-template-columns: 1fr 1fr; }
  .pillars, .maxed-grid, .domains, .aud-grid, .dive-grid { grid-template-columns: 1fr; }
  .funnel { gap: 5px; }
  .funnel .fl { width: 38px; height: 38px; font-size: 22px; border-radius: 8px; }
  .frac-lhs { font-size: 22px; }
  .frac-top, .frac-bottom { font-size: 20px; }
  .phase { grid-template-columns: 1fr; gap: 14px; }
}