:root {
  --paper: #f4f1e8;
  --paper-deep: #e9e5da;
  --card: #fffdf7;
  --ink: #11110f;
  --muted: #68665f;
  --line: #c9c4b7;
  --lime: #c5ff24;
  --teal: #006f68;
  --white: #fff;
  --content: 1480px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input, select, textarea { font: inherit; }
[hidden] { display: none !important; }

.site-header {
  min-height: 76px;
  padding: 14px clamp(20px, 5vw, 76px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 241, 232, .92);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.brand { display: flex; align-items: center; text-decoration: none; font-size: 18px; font-weight: 800; letter-spacing: -.025em; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: var(--lime);
  font: 600 12px "DM Mono", monospace;
  transform: rotate(-3deg);
}
.brand-name { letter-spacing: -.025em; }
nav { display: flex; align-items: center; gap: 26px; }
nav a { font-size: 13px; font-weight: 700; text-decoration: none; }
.nav-button { padding: 11px 16px; border: 1px solid var(--ink); background: var(--card); }

main { max-width: var(--content); margin: 0 auto; }
.loading-state, .unavailable-state { min-height: 65vh; padding: clamp(80px, 12vw, 170px) clamp(24px, 7vw, 100px); }
.loading-state { font: 500 12px "DM Mono", monospace; letter-spacing: .16em; text-transform: uppercase; }
.unavailable-state { max-width: 850px; }
.unavailable-state h1 { margin: 22px 0; font: 400 clamp(44px, 8vw, 96px)/.92 "Archivo Black", sans-serif; }
.unavailable-state > p:not(.eyebrow) { max-width: 640px; color: var(--muted); font-size: 18px; line-height: 1.65; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(430px, .92fr);
  min-height: calc(100vh - 76px);
  border-bottom: 1px solid var(--line);
}
.hero-copy {
  padding: clamp(40px, 5vw, 78px) clamp(24px, 5.5vw, 84px) clamp(58px, 6vw, 96px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.back-link {
  align-self: flex-start;
  margin-bottom: clamp(34px, 5vh, 64px);
  font: 600 11px "DM Mono", monospace;
  letter-spacing: .04em;
  text-decoration: none;
}
.back-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.session-status {
  width: fit-content;
  margin-bottom: 22px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.38);
  font: 500 9px "DM Mono", monospace;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.session-status span { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px rgba(0,111,104,.12); }
.eyebrow { margin: 0; color: var(--teal); font: 500 10px "DM Mono", monospace; letter-spacing: .19em; text-transform: uppercase; }
h1, h2 { font-family: "Archivo Black", sans-serif; letter-spacing: -.057em; }
h1 { max-width: 900px; margin: 16px 0 24px; font-size: clamp(50px, 5.8vw, 88px); line-height: .92; }
h2 { margin: 15px 0 24px; font-size: clamp(38px, 4.2vw, 66px); line-height: .97; }
.hero-summary { max-width: 720px; margin: 0; color: var(--muted); font-size: clamp(16px, 1.25vw, 20px); line-height: 1.62; }

.quick-facts { margin: 32px 0 34px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.quick-facts div { min-width: 0; padding: 15px 12px 15px 0; }
.quick-facts div + div { padding-left: 18px; border-left: 1px solid var(--line); }
.quick-facts dt { margin-bottom: 7px; color: var(--muted); font: 500 8px "DM Mono", monospace; letter-spacing: .12em; text-transform: uppercase; }
.quick-facts dd { margin: 0; overflow-wrap: anywhere; font-size: 12px; font-weight: 700; }

.purchase-card { border: 1px solid var(--ink); background: var(--card); }
.purchase-card-hero {
  max-width: 760px;
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px 24px;
  align-items: center;
  box-shadow: 8px 8px 0 var(--ink);
}
.purchase-price { display: grid; gap: 3px; }
.purchase-price > span { color: var(--muted); font-size: 11px; }
.purchase-price strong { font-size: 27px; letter-spacing: -.04em; }
.purchase-price small { color: var(--teal); font: 500 9px "DM Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
.purchase-assurance { grid-column: 1 / -1; padding-top: 15px; display: flex; flex-wrap: wrap; gap: 10px 24px; border-top: 1px solid var(--line); }
.purchase-assurance span { position: relative; padding-left: 14px; color: var(--muted); font-size: 10px; }
.purchase-assurance span::before { content: "✓"; position: absolute; left: 0; color: var(--teal); font-weight: 800; }
.button {
  min-height: 54px;
  padding: 14px 22px;
  border: 1px solid var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease;
}
.button:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--ink); }
.button-lime { background: var(--lime); }
.button-dark { background: var(--ink); color: white; }

.preview-panel {
  padding: clamp(28px, 4.5vw, 68px);
  background: var(--ink);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.preview-panel::before {
  content: "";
  width: 420px;
  height: 420px;
  position: absolute;
  right: -210px;
  top: -170px;
  border: 1px solid #343432;
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(255,255,255,.018), 0 0 0 140px rgba(255,255,255,.012);
}
.preview-kicker { margin-bottom: 16px; display: flex; justify-content: space-between; color: #aaa9a3; font: 500 9px "DM Mono", monospace; letter-spacing: .12em; text-transform: uppercase; }
.preview-frame { position: relative; z-index: 1; background: var(--card); border: 1px solid #3d3d39; box-shadow: 14px 14px 0 var(--lime); }
.preview-art { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--lime); }
.preview-art img { width: 100%; height: 100%; display: block; object-fit: cover; filter: saturate(.9) contrast(1.03); }
.preview-art iframe { position: absolute; inset: 0; z-index: 4; width: 100%; height: 100%; border: 0; background: #000; }
.preview-art::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 48%, rgba(0,0,0,.45)); pointer-events: none; }
.preview-placeholder { width: 100%; height: 100%; padding: 40px; display: flex; flex-direction: column; justify-content: space-between; }
.preview-placeholder span { font: 500 11px "DM Mono", monospace; letter-spacing: .13em; }
.preview-placeholder strong { max-width: 600px; font: 400 clamp(38px, 4vw, 68px)/.93 "Archivo Black", sans-serif; }
.preview-label { position: absolute; left: 18px; bottom: 18px; z-index: 2; padding: 8px 10px; background: var(--ink); color: white; font: 500 9px "DM Mono", monospace; letter-spacing: .12em; text-transform: uppercase; }
.preview-play { width: 70px; height: 70px; position: absolute; z-index: 2; left: 50%; top: 50%; transform: translate(-50%, -50%); display: grid; place-items: center; border-radius: 50%; background: rgba(197,255,36,.94); border: 1px solid var(--ink); font-size: 17px; padding-left: 4px; box-shadow: 0 10px 32px rgba(0,0,0,.28); }
.preview-caption { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.preview-caption p { min-width: 0; margin: 0; padding: 16px; }
.preview-caption p + p { border-left: 1px solid var(--line); }
.preview-caption span, .preview-caption strong { display: block; }
.preview-caption span { margin-bottom: 7px; color: var(--muted); font: 500 8px "DM Mono", monospace; letter-spacing: .1em; text-transform: uppercase; }
.preview-caption strong { overflow-wrap: anywhere; font-size: 11px; }
.protected-note { margin-top: 34px; display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start; color: white; }
.lock-badge { padding: 6px 8px; border: 1px solid var(--lime); color: var(--lime); font: 500 8px "DM Mono", monospace; letter-spacing: .12em; }
.protected-note p { margin: 0; color: #aaa9a3; font-size: 12px; line-height: 1.55; }
.protected-note strong { display: block; margin-bottom: 3px; color: white; }

.credibility-bar { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); background: var(--card); }
.credibility-bar p { margin: 0; padding: 28px clamp(24px, 4vw, 54px); display: grid; grid-template-columns: auto 1fr; column-gap: 18px; }
.credibility-bar p + p { border-left: 1px solid var(--line); }
.credibility-bar p > span { grid-row: 1 / 3; color: var(--teal); font: 500 9px "DM Mono", monospace; }
.credibility-bar strong, .credibility-bar small { display: block; }
.credibility-bar strong { margin-bottom: 5px; font-size: 13px; }
.credibility-bar small { color: var(--muted); font-size: 11px; }

.section-pad { padding: clamp(80px, 9vw, 138px) clamp(24px, 7vw, 106px); border-bottom: 1px solid var(--line); }
.section-heading > p:last-child { max-width: 650px; color: var(--muted); font-size: 16px; line-height: 1.65; }
.transformation { display: grid; grid-template-columns: .88fr 1.12fr; gap: 8vw; }
.benefit-grid { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.benefit-grid li { display: grid; grid-template-columns: 60px 1fr; gap: 20px; padding: 31px 0; border-bottom: 1px solid var(--line); }
.benefit-grid span { color: var(--teal); font: 500 10px "DM Mono", monospace; }
.benefit-grid p { margin: 0; font-size: clamp(19px, 1.75vw, 26px); font-weight: 650; line-height: 1.38; letter-spacing: -.025em; }
.sales-evidence { margin: 34px 0 0; overflow: hidden; border: 1px solid var(--line); background: white; }
.sales-evidence[hidden] { display: none; }
.sales-evidence img { display: block; width: 100%; height: auto; object-fit: contain; }
.sales-evidence figcaption { margin: 0; padding: 14px 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; line-height: 1.55; }
.sales-evidence-neck { max-width: 550px; }
.sales-evidence-model { max-width: 560px; }
.sales-evidence-model img { filter: contrast(.94); }

.upper-crossed-model { display: grid; grid-template-columns: minmax(320px, .9fr) minmax(0, 1.1fr); gap: clamp(48px, 6vw, 88px); align-items: start; background: var(--card); }
.upper-crossed-model[hidden] { display: none; }
.model-intro { align-self: start; }
.model-intro h2 { max-width: 560px; margin-bottom: 24px; font-size: clamp(36px, 3.4vw, 52px); line-height: .98; }
.model-intro > p:not(.eyebrow) { max-width: 560px; margin: 0 0 16px; color: var(--muted); font-size: 17px; line-height: 1.7; }
.model-rule { max-width: 560px; margin-top: 30px; padding: 22px 24px; display: grid; gap: 8px; border-left: 4px solid var(--lime); background: var(--paper-deep); }
.model-rule strong { font-size: 16px; }
.model-rule span { color: var(--muted); font-size: 13px; line-height: 1.55; }
.model-plan { display: grid; gap: 0; border: 1px solid var(--line); counter-reset: model-phase; }
.model-plan-label { margin: 0; padding: 16px 24px; border-bottom: 1px solid var(--line); background: var(--ink); color: var(--lime); font: 600 10px "DM Mono", monospace; letter-spacing: .1em; text-transform: uppercase; }
.model-plan article { width: 100%; min-height: 0; padding: 30px 32px 30px 88px; position: relative; display: grid; align-content: center; border-bottom: 1px solid var(--line); background: var(--paper); counter-increment: model-phase; }
.model-plan article:last-child { border-bottom: 0; }
.model-plan article:nth-of-type(1) { background: var(--ink); color: white; }
.model-plan article:nth-of-type(2) { background: var(--paper); }
.model-plan article:nth-of-type(3) { background: #e4f1d0; }
.model-plan article::before { content: "0" counter(model-phase); position: absolute; left: 28px; top: 32px; color: var(--teal); font: 500 28px/1 "DM Mono", monospace; }
.model-plan article:nth-of-type(1)::before { color: var(--lime); }
.model-plan article > span { color: var(--teal); font: 600 8px "DM Mono", monospace; letter-spacing: .1em; }
.model-plan article:nth-of-type(1) > span { color: var(--lime); }
.model-plan h3 { margin: 12px 0 10px; font-size: clamp(22px, 1.8vw, 28px); line-height: 1.12; letter-spacing: -.035em; }
.model-plan p { margin: 0 0 8px; font-size: 15px; line-height: 1.58; }
.model-plan small { max-width: 650px; color: var(--muted); font-size: 13px; line-height: 1.58; }
.model-plan article:nth-of-type(1) small { color: #b9b8b2; }

.featured-recipe { display: grid; gap: clamp(42px, 6vw, 82px); background: var(--paper-deep); }
.featured-recipe[hidden] { display: none; }
.recipe-story { display: grid; grid-template-columns: minmax(280px, .78fr) minmax(360px, 1.22fr); column-gap: clamp(54px, 8vw, 128px); align-items: start; }
.recipe-story .eyebrow { grid-column: 1; margin-top: 4px; }
.recipe-story h2 { grid-column: 1; grid-row: 2 / span 5; max-width: 560px; margin-bottom: 0; font-size: clamp(42px, 4.6vw, 72px); }
.recipe-lead { grid-column: 2; grid-row: 1 / span 2; max-width: 680px; margin: 0 0 24px; color: var(--ink); font-size: clamp(18px, 1.5vw, 22px); line-height: 1.55; }
.recipe-story-note { grid-column: 2; max-width: 680px; margin: 0; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; line-height: 1.7; }
.recipe-option-meta { grid-column: 2; margin: 24px 0 0; color: var(--ink); font: 600 10px "DM Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
.recipe-secondary-link { grid-column: 2; justify-self: start; display: inline-flex; margin-top: 22px; padding-bottom: 4px; border-bottom: 1px solid var(--ink); color: var(--ink); font-size: 13px; font-weight: 800; text-decoration: none; }
.recipe-path { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(330px, .65fr); border: 1px solid var(--ink); background: var(--card); box-shadow: 10px 10px 0 var(--lime); }
.recipe-observation { grid-column: 1 / -1; min-height: 210px; padding: clamp(28px, 3.5vw, 48px); display: flex; flex-direction: column; background: var(--ink); color: white; }
.recipe-observation span, .recipe-program-choice span { color: var(--lime); font: 500 8px "DM Mono", monospace; letter-spacing: .12em; }
.recipe-observation h3 { margin: auto 0 12px; font-size: clamp(28px, 3vw, 45px); letter-spacing: -.05em; }
.recipe-observation p { max-width: 700px; margin: 0; color: #c7c6bf; font-size: 13px; line-height: 1.65; }
.recipe-explanation { padding: clamp(32px, 4vw, 54px); border-right: 1px solid var(--ink); }
.recipe-explanation-label { margin: 0; color: var(--teal); font: 500 8px "DM Mono", monospace; letter-spacing: .12em; }
.recipe-explanation h3 { max-width: 560px; margin: 38px 0 15px; font-size: clamp(22px, 2.2vw, 31px); line-height: 1.08; letter-spacing: -.04em; }
.recipe-explanation > p:not(.recipe-explanation-label) { max-width: 650px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.recipe-explanation ul { display: grid; gap: 12px; margin: 28px 0 0; padding: 0; list-style: none; }
.recipe-explanation li { position: relative; padding-left: 22px; color: var(--ink); font-size: 12px; line-height: 1.55; }
.recipe-explanation li::before { content: "→"; position: absolute; left: 0; color: var(--teal); font-weight: 800; }
.recipe-program-choice { display: flex; flex-direction: column; align-items: flex-start; gap: 0; padding: clamp(32px, 4vw, 54px); background: var(--lime); }
.recipe-program-choice span { color: var(--ink); padding-top: 0; }
.recipe-program-choice > div { margin: auto 0; }
.recipe-program-choice h3 { margin: 34px 0 12px; font-size: clamp(24px, 2.4vw, 34px); line-height: 1.04; letter-spacing: -.05em; }
.recipe-program-choice p { max-width: 480px; margin: 0; color: var(--ink); font-size: 12px; line-height: 1.6; }
.recipe-program-choice .recipe-program-meta { margin-top: 16px; font: 600 9px "DM Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
.recipe-program-choice a { margin-top: 30px; padding: 14px 18px; background: var(--ink); color: white; font-size: 11px; font-weight: 800; text-decoration: none; white-space: nowrap; }
.recipe-safety { grid-column: 1 / -1; margin: 0; padding: 18px clamp(26px, 3vw, 42px); border-top: 1px solid var(--ink); color: var(--muted); font-size: 10px; line-height: 1.55; }

.section-dark { background: var(--ink); color: white; }
.section-dark .eyebrow { color: var(--lime); }
.included-heading { margin-bottom: 64px; display: grid; grid-template-columns: 1.4fr .6fr; gap: 8vw; align-items: end; }
.included-heading h2 { max-width: 860px; margin-bottom: 0; }
.included-heading > p { margin: 0 0 8px; color: #b9b8b2 !important; }
.technique-bridge { max-width: 940px; margin: -18px 0 58px; padding-left: 28px; border-left: 3px solid var(--teal); }
.technique-bridge h3 { max-width: 820px; margin: 14px 0 18px; font-size: clamp(24px, 2.6vw, 38px); line-height: 1.16; letter-spacing: -.04em; }
.technique-bridge > p:last-child { max-width: 820px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.72; }
.included-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid #4b4b47; }
.included-grid article { min-height: 305px; padding: clamp(25px, 2.8vw, 42px); display: flex; flex-direction: column; }
.included-grid article + article { border-left: 1px solid #4b4b47; }
.included-grid span { color: var(--lime); font: 500 8px "DM Mono", monospace; letter-spacing: .1em; }
.included-grid h3 { margin: auto 0 14px; font-size: clamp(20px, 1.7vw, 26px); letter-spacing: -.04em; }
.included-grid p { margin: 0; color: #b9b8b2; font-size: 13px; line-height: 1.62; }
.access-strip { margin: 24px 0 0; color: #b9b8b2; font-size: 11px; line-height: 1.6; }
.access-strip strong { color: var(--lime); }

.fit-section { display: grid; grid-template-columns: .9fr 1.1fr; gap: 8vw; }
.fit-copy { align-self: start; position: sticky; top: 125px; }
.fit-intro { max-width: 520px; color: var(--muted); line-height: 1.65; }
.fit-card { padding: clamp(30px, 4vw, 56px); border: 1px solid var(--ink); background: var(--card); box-shadow: 10px 10px 0 var(--paper-deep); }
.fit-group + .fit-group { margin-top: 38px; padding-top: 32px; border-top: 1px solid var(--ink); }
.fit-label { margin: 0 0 18px; color: var(--teal); font: 500 9px "DM Mono", monospace; letter-spacing: .12em; }
.fit-group > p:not(.fit-label) { margin: 0; font-size: clamp(18px, 1.7vw, 24px); font-weight: 650; line-height: 1.48; letter-spacing: -.025em; }
.fit-card ul { margin: 24px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.fit-card li { padding: 18px 0 18px 28px; position: relative; border-bottom: 1px solid var(--line); line-height: 1.45; }
.fit-card li::before { content: "+"; position: absolute; left: 0; color: var(--teal); font-family: "DM Mono", monospace; }
.fit-caution .fit-label { color: #a53b2e; }
.fit-caution li::before { content: "!"; color: #a53b2e; }
.clinical-note { margin: 36px 0 0; padding-top: 21px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; line-height: 1.65; }
.clinical-note strong { color: var(--ink); }

.steps-section { background: var(--paper-deep); }
.steps-heading { max-width: 900px; margin-bottom: 60px; }
.steps-grid { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); list-style: none; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.steps-grid li { min-height: 265px; padding: 28px clamp(20px, 3vw, 42px); display: flex; flex-direction: column; }
.steps-grid li + li { border-left: 1px solid var(--line); }
.steps-grid span { color: var(--teal); font: 500 10px "DM Mono", monospace; }
.steps-grid h3 { margin: auto 0 12px; font-size: 23px; letter-spacing: -.04em; }
.steps-grid p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }

.learning-section { background: var(--card); }
.muscles-section { background: var(--paper-deep); }
.anatomy-disclosure { border: 1px solid var(--ink); background: var(--card); }
.anatomy-disclosure summary { min-height: 150px; padding: clamp(28px, 4vw, 52px); display: flex; align-items: center; justify-content: space-between; gap: 28px; cursor: pointer; list-style: none; }
.anatomy-disclosure summary::-webkit-details-marker { display: none; }
.anatomy-disclosure summary span { display: grid; gap: 14px; }
.anatomy-disclosure summary small { color: var(--teal); font: 500 9px "DM Mono", monospace; letter-spacing: .11em; text-transform: uppercase; }
.anatomy-disclosure summary strong { font-size: clamp(25px, 3vw, 44px); line-height: 1.05; letter-spacing: -.045em; }
.anatomy-muscle-list { max-width: 980px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.anatomy-disclosure summary b { font: 400 34px "DM Mono", monospace; }
.anatomy-disclosure[open] summary b { transform: rotate(45deg); }
.anatomy-disclosure-body { padding: 0 clamp(28px, 4vw, 52px) clamp(28px, 4vw, 52px); }
.anatomy-disclosure-body > p { margin: 0 0 28px; color: var(--muted); font-size: 14px; }
.muscles-matter-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.muscle-matter-card { min-width: 0; display: grid; grid-template-rows: 210px 1fr; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: var(--card); color: inherit; text-decoration: none; transition: transform .18s ease, box-shadow .18s ease; }
.muscle-matter-card:hover, .muscle-matter-card:focus-visible { position: relative; z-index: 1; outline: 0; box-shadow: 8px 8px 0 var(--lime); transform: translate(-3px, -3px); }
.muscle-matter-card.is-group { background: #11110f; color: white; }
.muscle-matter-card.is-group .muscle-matter-image { background: #e7e5de; }
.muscle-matter-card.is-group .muscle-matter-copy p { color: #b9b8b2; }
.muscle-matter-card.is-group .muscle-matter-type { color: var(--lime); }
.muscle-matter-image { overflow: hidden; display: grid; place-items: center; border-bottom: 1px solid var(--ink); background: white; }
.muscle-matter-image img { width: 100%; height: 100%; object-fit: contain; }
.muscle-matter-placeholder { color: var(--muted); font: 500 9px "DM Mono", monospace; letter-spacing: .1em; text-transform: uppercase; }
.muscle-matter-copy { min-height: 250px; padding: 24px; display: flex; flex-direction: column; }
.muscle-matter-type { color: var(--teal); font: 500 8px "DM Mono", monospace; letter-spacing: .1em; text-transform: uppercase; }
.muscle-matter-copy h3 { margin: 32px 0 12px; font-size: clamp(20px, 1.8vw, 28px); line-height: 1.03; letter-spacing: -.045em; }
.muscle-matter-copy p { margin: 0; overflow: hidden; display: -webkit-box; color: var(--muted); font-size: 12px; line-height: 1.58; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.muscle-matter-copy b { margin-top: auto; padding-top: 28px; font-size: 10px; }
.learning-heading { margin-bottom: 54px; display: grid; grid-template-columns: 1.1fr .9fr; gap: 8vw; align-items: end; }
.learning-heading h2 { max-width: 900px; margin-bottom: 0; }
.learning-heading > p { max-width: 590px; margin: 0 0 6px; color: var(--muted); font-size: 14px; line-height: 1.68; }
.learning-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ink); }
.learning-card { min-height: 330px; padding: clamp(25px, 3vw, 42px); display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto 1fr auto; column-gap: 18px; color: inherit; text-decoration: none; background: var(--paper); transition: background-color .18s ease, color .18s ease; }
.learning-card + .learning-card { border-left: 1px solid var(--ink); }
.learning-card:hover, .learning-card:focus-visible { background: var(--ink); color: white; outline: none; }
.learning-number, .learning-type { font: 500 9px "DM Mono", monospace; letter-spacing: .11em; text-transform: uppercase; }
.learning-number { color: var(--teal); }
.learning-card:hover .learning-number, .learning-card:focus-visible .learning-number { color: var(--lime); }
.learning-type { color: var(--muted); }
.learning-card h3 { grid-column: 1 / -1; margin: 70px 0 14px; font-size: clamp(21px, 2vw, 30px); line-height: 1.08; letter-spacing: -.045em; }
.learning-card p { grid-column: 1 / -1; align-self: start; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.62; }
.learning-card b { grid-column: 1 / -1; align-self: end; margin-top: 38px; font-size: 11px; }
.learning-card:hover p, .learning-card:hover .learning-type, .learning-card:focus-visible p, .learning-card:focus-visible .learning-type { color: #c7c6bf; }

.faq-section { display: grid; grid-template-columns: .78fr 1.22fr; gap: 8vw; }
.faq-heading { align-self: start; position: sticky; top: 125px; }
.faq-list { border-top: 1px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { padding: 24px 46px 24px 0; position: relative; cursor: pointer; list-style: none; font-size: 17px; font-weight: 700; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 5px; font: 500 20px "DM Mono", monospace; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 700px; margin: 0; padding: 0 50px 26px 0; color: var(--muted); font-size: 13px; line-height: 1.68; }

.final-cta { padding: clamp(84px, 10vw, 150px) clamp(24px, 7vw, 106px); display: grid; grid-template-columns: 1fr minmax(290px, 390px); gap: 8vw; align-items: end; background: var(--ink); color: white; }
.final-cta .eyebrow { color: var(--lime); }
.final-cta h2 { max-width: 900px; margin-bottom: 20px; }
.final-cta > div > p:not(.eyebrow) { max-width: 680px; margin: 0; color: #c0bfb9; font-size: 16px; line-height: 1.65; }
.final-purchase { padding: 28px; display: grid; gap: 9px; border: 1px solid #55554f; background: #1b1b19; box-shadow: 10px 10px 0 var(--lime); }
.final-purchase > span { color: #b9b8b2; font: 500 9px "DM Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
.final-purchase > strong { margin-bottom: 16px; font-size: 34px; }
.final-purchase small { margin-top: 10px; color: #9e9d97; font-size: 9px; line-height: 1.5; }

.mobile-checkout { display: none; }
.is-neck-sales .transformation,
.is-neck-sales .steps-section,
.is-neck-sales .learning-section { display: none; }
.is-neck-sales .fit-section { align-items: start; }
.is-neck-sales .fit-copy { position: static; }
/* Neck program: preserve the visual identity without exhausting long-form readers. */
.is-neck-sales .section-pad { padding-top: clamp(72px, 7vw, 108px); padding-bottom: clamp(72px, 7vw, 108px); }
.is-neck-sales .eyebrow { letter-spacing: .14em; }
.is-neck-sales .upper-crossed-model { background: var(--paper); }
.is-neck-sales .model-plan-label { background: var(--paper-deep); color: var(--ink); }
.is-neck-sales .model-plan article,
.is-neck-sales .model-plan article:nth-of-type(1),
.is-neck-sales .model-plan article:nth-of-type(2),
.is-neck-sales .model-plan article:nth-of-type(3) { background: var(--card); color: var(--ink); }
.is-neck-sales .model-plan article::before,
.is-neck-sales .model-plan article:nth-of-type(1)::before,
.is-neck-sales .model-plan article > span,
.is-neck-sales .model-plan article:nth-of-type(1) > span { color: var(--teal); }
.is-neck-sales .model-plan article:nth-of-type(1) small { color: var(--muted); }
.is-neck-sales .section-dark { background: var(--paper); color: var(--ink); }
.is-neck-sales .section-dark .eyebrow { color: var(--teal); }
.is-neck-sales .included-heading > p,
.is-neck-sales .included-grid p,
.is-neck-sales .access-strip { color: var(--muted) !important; }
.is-neck-sales .included-grid { border-color: var(--line); background: var(--card); }
.is-neck-sales .included-grid article + article { border-color: var(--line); }
.is-neck-sales .included-grid span,
.is-neck-sales .access-strip strong { color: var(--teal); }
.is-neck-sales .fit-card { border-color: var(--line); box-shadow: none; }
.is-neck-sales .muscles-section { background: var(--card); }
.is-neck-sales .anatomy-disclosure { border-color: var(--line); }
.is-neck-sales .final-cta { background: var(--ink); color: white; }
.is-neck-sales .final-cta .eyebrow { color: var(--lime); }
footer { max-width: var(--content); margin: 0 auto; padding: 28px clamp(24px, 7vw, 106px); display: flex; justify-content: space-between; font: 500 9px "DM Mono", monospace; letter-spacing: .12em; text-transform: uppercase; }

@media (max-width: 1080px) {
  .hero { grid-template-columns: 1fr; }
  .preview-panel { min-height: 680px; }
  .transformation, .featured-recipe, .upper-crossed-model, .fit-section, .faq-section { grid-template-columns: 1fr; }
  .recipe-story, .fit-copy, .faq-heading { position: static; }
  .recipe-story { grid-template-columns: minmax(250px, .75fr) minmax(320px, 1.25fr); column-gap: 48px; }
  .included-heading { grid-template-columns: 1fr; gap: 18px; }
  .learning-heading { grid-template-columns: 1fr; gap: 18px; }
  .muscles-matter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .included-grid { grid-template-columns: repeat(2, 1fr); }
  .included-grid article:nth-child(3) { border-left: 0; border-top: 1px solid #4b4b47; }
}

@media (max-width: 700px) {
  body { padding-bottom: 82px; }
  .site-header { min-height: 64px; position: relative; }
  .site-header nav > a:first-child { display: none; }
  .brand-mark { width: 36px; height: 36px; }
  .brand-name { font-size: 14px; }
  .nav-button { padding: 10px 12px; }
  .hero { min-height: 0; }
  .hero-copy { padding-top: 30px; }
  .back-link { margin-bottom: 34px; }
  h1 { font-size: clamp(43px, 13vw, 64px); }
  h2 { font-size: clamp(34px, 10.5vw, 50px); }
  .quick-facts { grid-template-columns: 1fr; }
  .quick-facts div, .quick-facts div + div { padding: 13px 0; border-left: 0; border-top: 1px solid var(--line); }
  .quick-facts div:first-child { border-top: 0; }
  .purchase-card-hero { grid-template-columns: 1fr; box-shadow: 6px 6px 0 var(--ink); }
  .purchase-card-hero .button { width: 100%; }
  .purchase-assurance { display: grid; }
  .preview-panel { min-height: 0; padding: 24px 20px 42px; }
  .preview-frame { box-shadow: 8px 8px 0 var(--lime); }
  .preview-play { width: 56px; height: 56px; }
  .preview-caption { grid-template-columns: 1fr; }
  .preview-caption p + p { border-left: 0; border-top: 1px solid var(--line); }
  .protected-note { grid-template-columns: 1fr; }
  .credibility-bar { grid-template-columns: 1fr; }
  .credibility-bar p + p { border-left: 0; border-top: 1px solid var(--line); }
  .benefit-grid li { grid-template-columns: 38px 1fr; }
  .sales-evidence { margin-top: 26px; }
  .model-plan-label { margin-left: 0; }
  .model-plan article { width: 100%; min-height: 0; margin: 0 !important; padding: 72px 24px 28px; }
  .model-plan article::before { left: 24px; top: 26px; transform: none; font-size: 28px; }
  .recipe-story { display: block; }
  .recipe-story h2 { margin-bottom: 24px; font-size: clamp(38px, 11vw, 52px); }
  .recipe-story-note { margin-top: 22px; }
  .recipe-path { box-shadow: 7px 7px 0 var(--lime); }
  .recipe-path { grid-template-columns: 1fr; }
  .recipe-observation, .recipe-explanation, .recipe-program-choice, .recipe-safety { grid-column: 1; }
  .recipe-explanation { border-right: 0; border-bottom: 1px solid var(--ink); }
  .recipe-program-choice { grid-template-columns: 1fr; gap: 18px; align-items: start; }
  .included-grid { grid-template-columns: 1fr; }
  .technique-bridge { margin-top: -20px; margin-bottom: 42px; padding-left: 20px; }
  .included-grid article { min-height: 230px; }
  .included-grid article + article { border-left: 0; border-top: 1px solid #4b4b47; }
  .steps-grid { grid-template-columns: 1fr; }
  .steps-grid li { min-height: 210px; }
  .steps-grid li + li { border-left: 0; border-top: 1px solid var(--line); }
  .learning-grid { grid-template-columns: 1fr; }
  .muscles-matter-grid { grid-template-columns: 1fr; }
  .muscle-matter-card { grid-template-columns: 128px 1fr; grid-template-rows: minmax(230px, auto); }
  .muscle-matter-image { border-right: 1px solid var(--ink); border-bottom: 0; }
  .muscle-matter-copy { min-height: 230px; }
  .learning-card { min-height: 270px; }
  .learning-card + .learning-card { border-left: 0; border-top: 1px solid var(--ink); }
  .final-cta { grid-template-columns: 1fr; }
  .final-purchase { box-shadow: 7px 7px 0 var(--lime); }
  .mobile-checkout { min-height: 74px; padding: 10px 12px; position: fixed; z-index: 30; left: 0; right: 0; bottom: 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: 1px solid var(--ink); background: var(--card); box-shadow: 0 -8px 30px rgba(0,0,0,.13); }
  .mobile-checkout[hidden] { display: none; }
  .mobile-checkout > div { display: grid; }
  .mobile-checkout strong { font-size: 17px; }
  .mobile-checkout span { color: var(--muted); font-size: 9px; }
  .mobile-checkout .button { min-height: 49px; padding: 12px 17px; }
  footer { gap: 18px; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}

/* Preserve readable content and touch targets across the public sales page. */
.site-header nav { flex-wrap: wrap; }
.site-header nav a { min-height: 44px; display: inline-flex; align-items: center; }
a:focus-visible, button:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }
@media (max-width: 600px) {
  .site-header { flex-wrap: wrap; gap: 10px; }
  .site-header nav { width: 100%; gap: 8px 16px; }
  h1 { font-size: clamp(36px, 10vw, 52px); overflow-wrap: anywhere; }
  h2 { font-size: clamp(28px, 8vw, 40px); }
  .muscle-matter-card { grid-template-columns: 1fr; grid-template-rows: auto; }
  .muscle-matter-image { aspect-ratio: 4 / 3; border-right: 0; border-bottom: 1px solid var(--ink); }
  .muscle-matter-image img { width: 100%; height: 100%; object-fit: contain; }
  .muscle-matter-copy { min-height: 0; }
  .mobile-checkout { padding-bottom: max(10px, env(safe-area-inset-bottom)); }
}