:root {
  --ink: #080b09;
  --forest: #173b30;
  --deep: #071b14;
  --mid: #245545;
  --sage: #a9bea2;
  --soft: #dce4d5;
  --cream: #f2f0e8;
  --paper: #faf9f4;
  --muted: #686b66;
  --line: rgba(8,11,9,.18);
  --line-light: rgba(255,255,255,.16);
  --shell: min(100% - 64px, 1380px);
  --mono: "Azeret Mono", monospace;
  --sans: "Manrope", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body { max-width: 100%; margin: 0; overflow-x: clip; color: var(--ink); background: var(--paper); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--sage); outline-offset: 3px; }
p { line-height: 1.65; }
h1, h2, h3, p { text-wrap: pretty; }
.shell { width: var(--shell); margin-inline: auto; }
.section { padding-block: clamp(96px, 11vw, 170px); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 2000; padding: 12px 16px; color: var(--ink); background: white; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.progress { position: fixed; inset: 0 0 auto; z-index: 1500; height: 2px; background: rgba(255,255,255,.08); pointer-events: none; }
.progress span { display: block; width: 100%; height: 100%; background: var(--sage); transform: scaleX(0); transform-origin: left; }
.eyebrow { margin: 0 0 24px; font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .12em; line-height: 1.5; text-transform: uppercase; }
.eyebrow.light { color: rgba(255,255,255,.54); }
.button { min-height: 60px; padding: 0 21px; display: inline-flex; align-items: center; justify-content: space-between; gap: 38px; border: 1px solid currentColor; font-family: var(--mono); font-size: 10px; font-weight: 600; letter-spacing: .055em; text-transform: uppercase; transition: transform 200ms ease, background 200ms ease, color 200ms ease; }
.button:hover { transform: translateY(-3px); }
.button-light { color: var(--ink); background: white; border-color: white; }
.button-light span { position: relative; z-index: 1; color: var(--ink); }
.button-light:hover { background: var(--soft); border-color: var(--soft); }
.button-dark { color: white; background: var(--deep); border-color: var(--deep); }
.button-dark:hover { background: var(--ink); }
.button-ghost { color: white; background: transparent; border-color: rgba(255,255,255,.4); }
.button-ghost:hover { color: var(--ink); background: white; }
.text-link { width: fit-content; padding-bottom: 6px; display: inline-flex; align-items: center; gap: 18px; border-bottom: 1px solid currentColor; font-family: var(--mono); font-size: 9px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 1000; color: white; transition: background 240ms ease, border-color 240ms ease, backdrop-filter 240ms ease; }
.site-header.is-scrolled { background: rgba(7,18,14,.91); border-bottom: 1px solid rgba(255,255,255,.12); backdrop-filter: blur(16px); }
.nav-shell { width: var(--shell); min-height: 82px; margin-inline: auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 42px; }
.brand { width: fit-content; display: inline-flex; align-items: center; gap: 9px; }
.brand img { width: 30px; height: 24px; object-fit: contain; filter: brightness(0) invert(1); }
.brand span { font-size: 23px; font-weight: 600; letter-spacing: -.055em; }
.site-nav { display: flex; align-items: center; gap: 30px; }
.site-nav a, .nav-login { color: rgba(255,255,255,.72); font-size: 10px; font-weight: 600; }
.site-nav a:hover, .nav-login:hover { color: white; }
.nav-actions { justify-self: end; display: flex; align-items: center; gap: 22px; }
.nav-contact { min-height: 45px; padding: 0 15px; display: inline-flex; align-items: center; gap: 26px; color: var(--ink); background: white; font-family: var(--mono); font-size: 9px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }
.menu-button, .mobile-action { display: none; }

.treatment-hero { position: relative; min-height: 780px; height: 92svh; max-height: 960px; overflow: hidden; color: white; background: var(--ink); border-bottom: 1px solid var(--line-light); }
.treatment-hero::before { content: ""; position: absolute; inset: 0; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px); background-size: 92px 92px; mask-image: linear-gradient(90deg, black, transparent 75%); }
.hero-glow { position: absolute; right: -12%; top: 4%; width: 62vw; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(65,124,101,.5), rgba(27,74,57,.18) 40%, transparent 68%); filter: blur(12px); animation: breathe 7s ease-in-out infinite; }
.hero-layout { position: relative; z-index: 2; height: 100%; display: grid; grid-template-columns: 1.05fr .85fr; gap: 8vw; align-items: center; padding-top: 68px; }
.breadcrumb { margin: 0 0 34px; display: flex; gap: 10px; color: rgba(255,255,255,.5); font-family: var(--mono); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }
.breadcrumb a:hover { color: white; }
.hero-copy { min-width: 0; max-width: 100%; }
.hero-copy h1 { max-width: 840px; margin: 0; overflow-wrap: break-word; font-size: clamp(70px, 8.7vw, 138px); font-weight: 600; letter-spacing: -.09em; line-height: .78; }
.hero-copy h1 em { display: block; color: var(--soft); font-style: normal; font-weight: 400; }
.hero-lede { width: 100%; max-width: 650px; margin: 36px 0 0; overflow-wrap: anywhere; color: rgba(255,255,255,.66); font-size: clamp(15px,1.3vw,18px); }
.hero-actions { max-width: 620px; margin-top: 38px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 12px; }
.hero-proof { margin: 25px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; color: rgba(255,255,255,.48); font-family: var(--mono); font-size: 9px; text-transform: uppercase; }
.hero-proof span::before { content: ""; width: 5px; height: 5px; margin-right: 8px; display: inline-block; border: 1px solid var(--sage); border-radius: 50%; }
.science-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.science-visual::before, .science-visual::after { content: ""; position: absolute; border: 1px solid rgba(169,190,162,.21); border-radius: 50%; animation: spin 28s linear infinite; }
.science-visual::before { width: min(38vw,520px); aspect-ratio: 1; }
.science-visual::after { width: min(27vw,370px); aspect-ratio: 1; animation-direction: reverse; animation-duration: 21s; }
.science-core { position: relative; z-index: 1; width: min(17vw,230px); aspect-ratio: 1; display: grid; place-items: center; border: 1px solid rgba(169,190,162,.45); border-radius: 50%; background: rgba(7,27,20,.72); box-shadow: 0 0 80px rgba(169,190,162,.11); backdrop-filter: blur(12px); }
.science-core b { font-size: clamp(38px,4vw,68px); font-weight: 500; letter-spacing: -.08em; }
.science-core small { position: absolute; bottom: 25%; color: var(--sage); font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.science-node { position: absolute; z-index: 3; width: 12px; height: 12px; border: 1px solid var(--sage); border-radius: 50%; background: var(--ink); box-shadow: 0 0 20px rgba(169,190,162,.55); }
.science-node.one { top: 8%; left: 50%; }.science-node.two { right: 5%; top: 50%; }.science-node.three { bottom: 9%; left: 48%; }.science-node.four { left: 5%; top: 48%; }
.visual-caption { position: absolute; inset: auto 0 24px; padding-top: 14px; display: flex; justify-content: space-between; border-top: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.45); font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }

.signal-band { overflow: hidden; color: var(--deep); background: var(--sage); border-bottom: 1px solid var(--ink); }
.signal-track { width: max-content; min-height: 60px; padding-inline: 28px; display: flex; align-items: center; gap: 34px; font-family: var(--mono); font-size: 9px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; animation: ticker 32s linear infinite; }
.signal-track i { font-style: normal; }

.overview { background: var(--cream); border-bottom: 1px solid var(--ink); }
.section-heading { display: grid; grid-template-columns: .56fr 1.3fr .65fr; gap: 6vw; align-items: end; }
.section-heading .eyebrow { align-self: start; }
.section-heading h2 { margin: 0; font-size: clamp(48px,5.8vw,88px); font-weight: 500; letter-spacing: -.075em; line-height: .93; }
.section-heading > p { margin: 0; color: var(--muted); font-size: 13px; }
.fact-grid { margin-top: 82px; display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.fact { min-height: 250px; padding: 24px; display: flex; flex-direction: column; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.fact small { font-family: var(--mono); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }
.fact b { margin: auto 0 14px; font-size: clamp(28px,3vw,44px); font-weight: 500; letter-spacing: -.055em; line-height: 1; }
.fact p { margin: 0; color: var(--muted); font-size: 11px; }
.fact.accent { color: var(--deep); background: var(--soft); }

.question-section { position: relative; overflow: hidden; color: white; background: var(--deep); }
.question-section::after { content: ""; position: absolute; right: -25vw; bottom: -35vw; width: 70vw; aspect-ratio: 1; border: 1px solid rgba(169,190,162,.12); border-radius: 50%; box-shadow: 0 0 0 8vw rgba(169,190,162,.018), 0 0 0 16vw rgba(169,190,162,.01); }
.question-layout { position: relative; z-index: 1; display: grid; grid-template-columns: .8fr 1.1fr; gap: 9vw; align-items: start; }
.question-copy { position: sticky; top: 120px; }
.question-copy h2 { max-width: 650px; margin: 0; font-size: clamp(52px,6.2vw,92px); font-weight: 500; letter-spacing: -.075em; line-height: .91; }
.question-copy p:last-child { max-width: 530px; color: rgba(255,255,255,.55); font-size: 12px; }
.question-list { border-top: 1px solid var(--line-light); }
.question-list article { min-height: 220px; padding: 28px 0; display: grid; grid-template-columns: 64px 1fr; border-bottom: 1px solid var(--line-light); }
.question-list article > span { color: var(--sage); font-family: var(--mono); font-size: 9px; }
.question-list h3 { max-width: 620px; margin: 0 0 18px; font-size: clamp(28px,3.2vw,46px); font-weight: 500; letter-spacing: -.06em; line-height: .98; }
.question-list p { max-width: 600px; margin: 0; color: rgba(255,255,255,.54); font-size: 12px; }

.mechanism { background: var(--paper); border-bottom: 1px solid var(--ink); }
.mechanism-head { max-width: 1000px; margin-bottom: 72px; }
.mechanism-head h2 { margin: 0; font-size: clamp(52px,6.4vw,96px); font-weight: 500; letter-spacing: -.08em; line-height: .9; }
.mechanism-head > p:last-child { max-width: 660px; color: var(--muted); font-size: 13px; }
.mechanism-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.ingredient-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.mechanism-card { position: relative; min-height: 390px; padding: 25px; display: flex; flex-direction: column; overflow: hidden; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.mechanism-card::before { content: ""; position: absolute; inset: auto 0 0; height: 3px; background: var(--mid); transition: height 300ms ease; z-index: 0; }
.mechanism-card:hover { color: white; }
.mechanism-card:hover::before { height: 100%; }
.mechanism-card > * { position: relative; z-index: 1; }
.mechanism-card span { font-family: var(--mono); font-size: 9px; }
.mechanism-icon { width: 74px; height: 74px; margin: 58px 0 auto; display: grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: 22px; font-style: normal; }
.mechanism-card h3 { margin: 30px 0 14px; font-size: 30px; font-weight: 500; letter-spacing: -.055em; line-height: 1; }
.mechanism-card p { margin: 0; color: var(--muted); font-size: 11px; }
.mechanism-card:hover p { color: rgba(255,255,255,.62); }
.evidence-note { margin-top: 34px; padding: 22px; display: grid; grid-template-columns: auto 1fr; gap: 20px; color: var(--deep); background: var(--soft); border: 1px solid var(--ink); }
.evidence-note b { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-family: var(--mono); font-size: 10px; }
.evidence-note p { margin: 0; font-size: 12px; }

.benefits { color: white; background: var(--ink); }
.benefits-heading { display: grid; grid-template-columns: 1.2fr .55fr; gap: 10vw; align-items: end; }
.benefits-heading h2 { margin: 0; font-size: clamp(52px,6.5vw,98px); font-weight: 500; letter-spacing: -.08em; line-height: .89; }
.benefits-heading p { margin: 0; color: rgba(255,255,255,.52); font-size: 12px; }
.benefit-grid { margin-top: 76px; display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line-light); border-left: 1px solid var(--line-light); }
.benefit { min-height: 300px; padding: 26px; display: flex; flex-direction: column; border-right: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); transition: color 240ms ease, background 240ms ease; }
.benefit:hover { color: var(--deep); background: var(--sage); }
.benefit span { color: var(--sage); font-family: var(--mono); font-size: 9px; }
.benefit:hover span { color: var(--deep); }
.benefit h3 { margin: auto 0 16px; font-size: 32px; font-weight: 500; letter-spacing: -.055em; line-height: 1; }
.benefit p { margin: 0; color: rgba(255,255,255,.54); font-size: 11px; }
.benefit:hover p { color: rgba(7,27,20,.7); }

.delivery { background: var(--soft); border-bottom: 1px solid var(--ink); }
.delivery-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 9vw; align-items: start; }
.delivery-copy h2 { margin: 0; font-size: clamp(50px,6vw,90px); font-weight: 500; letter-spacing: -.075em; line-height: .9; }
.delivery-copy > p:last-of-type { max-width: 600px; color: #556058; font-size: 13px; }
.placeholder { position: relative; min-height: 600px; padding: 26px; display: flex; flex-direction: column; overflow: hidden; color: white; background: var(--deep); border: 1px solid var(--ink); }
.placeholder::before { content: ""; position: absolute; inset: 0; opacity: .17; background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px); background-size: 52px 52px; }
.placeholder::after { content: ""; position: absolute; width: 360px; aspect-ratio: 1; right: -70px; top: 70px; border: 1px solid rgba(169,190,162,.3); border-radius: 50%; box-shadow: 0 0 0 60px rgba(169,190,162,.035), 0 0 0 120px rgba(169,190,162,.02); }
.placeholder span, .placeholder div { position: relative; z-index: 1; }
.placeholder > span { font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.placeholder div { margin-top: auto; }
.placeholder h3 { max-width: 560px; margin: 0 0 18px; font-size: clamp(38px,4.5vw,68px); font-weight: 500; letter-spacing: -.07em; line-height: .9; }
.placeholder p { max-width: 560px; margin: 0; color: rgba(255,255,255,.55); font-size: 11px; }
.delivery-list { margin: 42px 0 0; padding: 0; list-style: none; border-top: 1px solid rgba(7,27,20,.28); }
.delivery-list li { min-height: 70px; display: grid; grid-template-columns: 45px 1fr; align-items: center; border-bottom: 1px solid rgba(7,27,20,.28); font-size: 12px; }
.delivery-list span { font-family: var(--mono); font-size: 9px; }

.care-path { background: var(--cream); border-bottom: 1px solid var(--ink); }
.care-path h2 { max-width: 1000px; margin: 0; font-size: clamp(52px,6.3vw,94px); font-weight: 500; letter-spacing: -.08em; line-height: .9; }
.care-grid { margin-top: 76px; display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.care-step { min-height: 350px; padding: 26px; display: flex; flex-direction: column; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.care-step > span { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--ink); border-radius: 50%; font-family: var(--mono); font-size: 9px; }
.care-step h3 { margin: auto 0 18px; font-size: 32px; font-weight: 500; letter-spacing: -.055em; line-height: 1; }
.care-step p { margin: 0; color: var(--muted); font-size: 11px; }

.safety { color: white; background: var(--deep); }
.safety-layout { display: grid; grid-template-columns: .8fr 1.15fr; gap: 9vw; }
.safety-copy { position: sticky; top: 120px; align-self: start; }
.safety-copy h2 { margin: 0; font-size: clamp(52px,6.2vw,92px); font-weight: 500; letter-spacing: -.075em; line-height: .9; }
.safety-copy p:last-child { max-width: 540px; color: rgba(255,255,255,.54); font-size: 12px; }
.safety-points { border-top: 1px solid var(--line-light); }
.safety-point { min-height: 185px; padding: 26px 0; display: grid; grid-template-columns: 64px 1fr; border-bottom: 1px solid var(--line-light); }
.safety-point > span { color: var(--sage); font-family: var(--mono); font-size: 9px; }
.safety-point h3 { margin: 0 0 14px; font-size: 28px; font-weight: 500; letter-spacing: -.05em; }
.safety-point p { margin: 0; color: rgba(255,255,255,.54); font-size: 11px; }

.faq { color: white; background: radial-gradient(circle at 12% 30%, rgba(45,93,74,.26), transparent 25%), var(--ink); border-top: 1px solid var(--line-light); }
.faq-layout { display: grid; grid-template-columns: .7fr 1fr; gap: 9vw; }
.faq-heading { position: sticky; top: 120px; align-self: start; }
.faq-heading h2 { margin: 0 0 28px; font-size: clamp(58px,7vw,100px); font-weight: 500; letter-spacing: -.075em; line-height: .9; }
.faq-heading > p:not(.eyebrow) { max-width: 380px; margin: 0 0 28px; color: rgba(255,255,255,.5); font-size: 12px; }
.accordion { border-top: 1px solid var(--line-light); }
.faq-item { border-bottom: 1px solid var(--line-light); transition: background 220ms ease, padding 220ms ease; }
.faq-item.is-open { padding-inline: 18px; background: rgba(169,190,162,.065); }
.faq-item button { width: 100%; min-height: 95px; padding: 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; border: 0; color: white; background: transparent; text-align: left; cursor: pointer; }
.faq-item button span { font-size: 16px; }
.faq-item button b { margin-right: 20px; color: rgba(255,255,255,.46); font-family: var(--mono); font-size: 9px; font-weight: 400; }
.faq-item button i { position: relative; width: 20px; height: 20px; flex: 0 0 20px; }
.faq-item button i::before, .faq-item button i::after { content: ""; position: absolute; top: 50%; left: 0; width: 100%; height: 1px; background: currentColor; transition: transform 180ms ease; }
.faq-item button i::after { transform: rotate(90deg); }
.faq-item button[aria-expanded="true"] { color: var(--soft); }
.faq-item button[aria-expanded="true"] i::after { transform: rotate(0); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 240ms ease; }
.faq-answer p { max-width: 680px; margin: 0; overflow: hidden; color: rgba(255,255,255,.6); font-size: 12px; }
.faq-item.is-open .faq-answer { grid-template-rows: 1fr; }
.faq-item.is-open .faq-answer p { padding: 0 36px 32px 34px; }

.closing { position: relative; padding-block: clamp(100px,11vw,160px); overflow: hidden; background: var(--sage); border-bottom: 1px solid var(--ink); }
.closing::after { content: ""; position: absolute; top: 50%; right: -12vw; width: 48vw; aspect-ratio: 1; border: 1px solid rgba(23,59,48,.2); border-radius: 50%; transform: translateY(-50%); box-shadow: 0 0 0 7vw rgba(23,59,48,.025), 0 0 0 14vw rgba(23,59,48,.016); }
.closing-layout { position: relative; z-index: 1; display: grid; grid-template-columns: 1.3fr .55fr; gap: 9vw; align-items: end; }
.closing h2 { margin: 0; font-size: clamp(58px,7.2vw,106px); font-weight: 600; letter-spacing: -.08em; line-height: .86; }
.closing-aside p { margin: 0 0 26px; color: #425148; font-size: 12px; }
.closing-aside .button { width: 100%; }
.closing-aside small { display: block; margin-top: 14px; color: #435149; font-family: var(--mono); font-size: 9px; letter-spacing: .035em; line-height: 1.5; text-transform: uppercase; }

.site-footer { padding: 80px 0 32px; color: white; background: var(--ink); }
.footer-main { padding-bottom: 60px; display: grid; grid-template-columns: 1.7fr repeat(3,1fr) auto; gap: 42px; border-bottom: 1px solid var(--line-light); }
.footer-brand p { margin: 20px 0 0; color: rgba(255,255,255,.42); font-size: 12px; }
.footer-column { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer-column h3 { margin: 0 0 14px; color: rgba(255,255,255,.48); font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.footer-column a { color: rgba(255,255,255,.72); font-size: 11px; }
.footer-compliance { min-width: 112px; padding-left: 24px; border-left: 1px solid var(--line-light); }
.footer-compliance p { margin: 0 0 14px; color: rgba(255,255,255,.48); font-family: var(--mono); font-size: 8px; letter-spacing: .08em; line-height: 1.45; text-transform: uppercase; }
.legitscript-seal { width: 73px; height: 79px; display: block; }
.legitscript-seal img { width: 73px; height: 79px; display: block; object-fit: contain; }
.footer-legal { padding-top: 26px; display: grid; grid-template-columns: 1fr auto; gap: 48px; color: rgba(255,255,255,.42); font-size: 9px; line-height: 1.7; }
.footer-legal p { max-width: 1050px; margin: 0; }

.library-hero { min-height: 760px; height: 88svh; }
.library-hero .hero-layout { grid-template-columns: 1.25fr .65fr; }
.library-hero .hero-copy h1 { font-size: clamp(64px,8vw,126px); line-height: .82; }
.library-graphic { position: relative; min-height: 470px; display: grid; place-items: center; }
.library-ring { position: absolute; width: min(34vw,460px); aspect-ratio: 1; border: 1px solid rgba(169,190,162,.25); border-radius: 50%; animation: spin 26s linear infinite; }
.library-ring::before, .library-ring::after { content: ""; position: absolute; border: 1px solid rgba(169,190,162,.17); border-radius: 50%; }
.library-ring::before { inset: 16%; }.library-ring::after { inset: 35%; }
.library-count { position: relative; z-index: 1; text-align: center; }
.library-count b { display: block; font-size: clamp(80px,10vw,150px); font-weight: 400; letter-spacing: -.1em; line-height: .8; }
.library-count span { color: var(--sage); font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.library-list { background: var(--cream); }
.library-hero { min-height: 760px; height: 92svh; max-height: 980px; background: #26372e; }
.library-hero::before { z-index: 1; opacity: .07; mask-image: linear-gradient(90deg, black, transparent 58%); }
.library-hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; animation: hero-image-in 1.4s cubic-bezier(.2,.72,.2,1) both; }
.library-hero-shade { position: absolute; z-index: 1; inset: 0; background: linear-gradient(90deg, rgba(4,14,10,.91) 0%, rgba(4,14,10,.75) 29%, rgba(4,14,10,.22) 54%, rgba(4,14,10,.04) 76%), linear-gradient(0deg, rgba(4,14,10,.44), transparent 45%); }
.library-hero .hero-layout { display: flex; align-items: center; }
.library-hero .hero-copy { width: min(48%, 680px); padding-top: 58px; }
.library-hero .hero-copy h1 { font-size: clamp(70px, 7.8vw, 122px); line-height: .82; }
.library-hero .hero-copy h1 em { color: #e1e5d5; }
.library-hero .hero-lede { max-width: 570px; color: rgba(255,255,255,.76); }
@keyframes hero-image-in { from { opacity: 0; transform: scale(1.035); filter: blur(6px); } }
.library-intro { display: grid; grid-template-columns: 1.2fr .55fr; gap: 10vw; align-items: end; }
.library-intro h2 { margin: 0; font-size: clamp(50px,6vw,90px); font-weight: 500; letter-spacing: -.075em; line-height: .92; }
.library-intro p { margin: 0; color: var(--muted); font-size: 12px; }
.library-cards { margin-top: 78px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.library-card { position: relative; min-height: 530px; padding: 28px; display: flex; flex-direction: column; overflow: hidden; color: white; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background-color: #233a30; background-position: center; background-size: cover; transition: color 260ms ease, background 260ms ease; }
.library-card::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,17,12,.32), rgba(5,17,12,.08) 40%, rgba(5,17,12,.9) 100%); transition: background 300ms ease; }
.library-card::after { content: ""; position: absolute; inset: 0; opacity: .14; background-image: linear-gradient(rgba(255,255,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.15) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(to bottom, black, transparent 54%); }
.library-card:hover::before { background: linear-gradient(180deg, rgba(15,51,39,.18), rgba(7,27,20,.78)); }
.library-card-nad { background-image: url('../public/images/treatment-nad-injection.jpg'); }
.library-card-bpc { background-image: url('../public/images/bpc157.png'); background-position: center 51%; }
.library-card-nasal { background-image: url('../public/images/treatment-nad-nasal.jpg'); }
.library-card-sermorelin { background-image: url('../public/images/lennox-sermorelin-peps.webp'); }
.library-card-ghk-cream { background-image: url('../public/images/treatment-ghk-cu-cream.jpg'); }
.library-card-ghk-injection { background-image: url('../public/images/treatment-ghk-cu-injection.jpg'); background-position: center 62%; }
.library-card-mic { background-image: url('../public/images/lennox-mic-b12-peps.webp'); }
.library-card-tirzepatide { background-image: url('../public/images/lennox-tirzepatide-peps.png'); background-position: center 48%; }
.library-card-featured, .library-card-final { grid-column: span 2; }
.library-card-featured, .library-card-final { min-height: 470px; background-position: center 54%; }
.library-card-ghk-cream { background-position: center 42%; }
.library-card-sermorelin::before { background: linear-gradient(180deg, rgba(5,17,12,.2), rgba(5,17,12,.04) 40%, rgba(5,17,12,.88) 100%); }
.library-card:not(.library-card-sermorelin)::before { background: linear-gradient(180deg, rgba(7,22,16,.18), rgba(7,22,16,.02) 40%, rgba(7,22,16,.86) 100%); }
.library-card > span { font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.library-card > span, .library-price, .library-card-content, .library-card b { position: relative; z-index: 2; pointer-events: none; }
.library-price { position: relative; z-index: 2; width: fit-content; margin-top: 14px; padding: 8px 10px; color: var(--deep); background: var(--sage); font-family: var(--mono); font-size: 8px; font-weight: 600; letter-spacing: .045em; text-transform: uppercase; }
.library-card-detail-link { position: absolute; z-index: 1; inset: 0; }
.library-card-detail-link:focus-visible { outline: 2px solid var(--sage); outline-offset: -5px; }
.card-price-cta { position: absolute; z-index: 4; top: 18px; right: 18px; width: 138px; min-height: 118px; padding: 14px 15px 12px; display: flex; flex-direction: column; color: var(--deep); background: rgba(225,229,213,.95); border: 1px solid rgba(255,255,255,.46); clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px)); box-shadow: 0 16px 34px rgba(2,12,8,.22); backdrop-filter: blur(10px); transition: transform 200ms ease, background 200ms ease; }
.card-price-cta:hover, .card-price-cta:focus-visible { color: var(--deep); background: white; transform: translateY(-3px); }
.card-price-cta:focus-visible { outline: 2px solid white; outline-offset: 3px; }
.card-price-cta span, .card-price-cta small, .card-price-cta em { font-family: var(--mono); font-size: 7px; font-style: normal; font-weight: 600; letter-spacing: .08em; line-height: 1.25; text-transform: uppercase; }
.card-price-cta span { color: rgba(7,27,20,.58); }
.card-price-cta strong { display: block; margin: 5px 0 2px; font-size: 36px; font-weight: 500; letter-spacing: -.07em; line-height: .88; }
.card-price-cta small { color: rgba(7,27,20,.58); }
.card-price-cta em { margin-top: auto; padding-top: 9px; border-top: 1px solid rgba(7,27,20,.18); }
.card-price-cta-review strong { margin-block: 9px 4px; font-size: 20px; letter-spacing: -.035em; text-transform: uppercase; }
.library-card > span { padding-right: 150px; }
.library-card-content { position: relative; z-index: 1; margin-top: auto; }
.library-card .card-kicker { margin: 0 0 12px; padding: 0; color: var(--sage); font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.library-card h3 { margin: 0 0 18px; font-size: clamp(54px,6vw,90px); font-weight: 500; letter-spacing: -.085em; line-height: .82; }
.library-card p { max-width: 590px; margin: 0; padding-right: 70px; color: rgba(255,255,255,.7); font-size: 12px; }
.library-card b { position: absolute; right: 28px; bottom: 28px; width: 50px; height: 50px; display: grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-family: var(--mono); font-size: 11px; font-weight: 400; }
.library-policy { color: white; background: var(--deep); }
.library-policy-layout { display: grid; grid-template-columns: .82fr 1fr; gap: 9vw; }
.library-policy h2 { margin: 0; font-size: clamp(52px,6.4vw,94px); font-weight: 500; letter-spacing: -.08em; line-height: .9; }
.policy-list { border-top: 1px solid var(--line-light); }
.policy-list article { min-height: 160px; padding: 24px 0; border-bottom: 1px solid var(--line-light); }
.policy-list span { color: var(--sage); font-family: var(--mono); font-size: 9px; }
.policy-list h3 { margin: 14px 0 10px; font-size: 27px; font-weight: 500; letter-spacing: -.045em; }
.policy-list p { margin: 0; color: rgba(255,255,255,.54); font-size: 11px; }

.reveal { opacity: 0; transform: translateY(24px); filter: blur(3px); transition: opacity 700ms ease, transform 700ms cubic-bezier(.2,.65,.2,1), filter 700ms ease; }
.reveal.is-visible { opacity: 1; transform: none; filter: none; }
.delay-1 { transition-delay: 70ms; }.delay-2 { transition-delay: 140ms; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes breathe { 50% { opacity: .76; transform: scale(1.07); } }
@keyframes ticker { to { transform: translateX(-50%); } }

@media (max-width: 1100px) {
  .nav-shell { grid-template-columns: 1fr auto; }.site-nav { display: none; }.nav-actions { grid-column: 2; }
  .section-heading { grid-template-columns: .55fr 1.45fr; }.section-heading > p { grid-column: 2; }
  .science-visual { min-height: 450px; }
  .ingredient-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 800px) {
  :root { --shell: min(100% - 30px,740px); }
  .section { padding-block: 96px; }
  body.menu-open .site-header { inset: 0; overflow-y: auto; background: var(--ink); border-bottom: 0; backdrop-filter: none; }
  .nav-shell { min-height: 66px; grid-template-columns: 1fr auto; }.nav-actions { display: none; }
  .menu-button { justify-self: end; width: 44px; height: 44px; padding: 0; display: grid; place-content: center; gap: 7px; border: 0; color: white; background: transparent; }
  .menu-button span:not(.sr-only) { width: 25px; height: 1px; background: currentColor; transition: transform 180ms ease; }
  .menu-button[aria-expanded="true"] span:nth-child(2) { transform: translateY(4px) rotate(45deg); }.menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-4px) rotate(-45deg); }
  .site-nav { position: fixed; inset: 66px 0 0; padding: 26px 20px; display: flex; flex-direction: column; align-items: flex-start; gap: 0; background: var(--ink); opacity: 0; visibility: hidden; transform: translateY(-10px); transition: 180ms ease; }
  .site-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .site-nav a { width: 100%; padding: 17px 0; border-bottom: 1px solid var(--line-light); font-size: 26px; font-weight: 500; letter-spacing: -.045em; }
  .site-nav .mobile-action { margin-top: 20px; padding: 14px; display: block; color: var(--ink); background: white; font-family: var(--mono); font-size: 9px; text-align: center; text-transform: uppercase; }
  .treatment-hero, .library-hero { min-height: 980px; height: auto; max-height: none; }
  .hero-layout, .library-hero .hero-layout { min-height: 980px; padding: 120px 0 45px; grid-template-columns: 1fr; gap: 20px; align-content: center; }
  .hero-copy { width: calc(100vw - 30px); max-width: calc(100vw - 30px); }
  .hero-copy h1, .library-hero .hero-copy h1, .hero-copy h1 em { max-width: calc(100vw - 30px); overflow-wrap: anywhere; text-wrap: wrap; font-size: clamp(52px,13.4vw,84px); }
  .hero-lede { width: calc(100vw - 30px); max-width: calc(100vw - 30px); text-wrap: wrap; }
  .science-visual, .library-graphic { min-height: 360px; }.science-core { width: 150px; }.science-visual::before { width: 330px; }.science-visual::after { width: 240px; }.visual-caption { bottom: 0; }
  .section-heading, .question-layout, .benefits-heading, .delivery-layout, .safety-layout, .faq-layout, .closing-layout, .library-intro, .library-policy-layout { grid-template-columns: 1fr; gap: 52px; }
  .section-heading > p { grid-column: auto; }.section-heading h2 { font-size: clamp(45px,11vw,68px); }
  .fact-grid, .mechanism-grid, .benefit-grid, .care-grid { grid-template-columns: 1fr 1fr; }
  .question-copy, .safety-copy, .faq-heading { position: static; }
  .placeholder { min-height: 520px; }
  .library-cards { grid-template-columns: 1fr; }.library-card { min-height: 460px; }
  .library-hero { min-height: 900px; }
  .library-hero .hero-layout { min-height: 900px; padding: 106px 0 48px; align-items: flex-end; }
  .library-hero .hero-copy { width: 100%; padding-top: 0; }
  .library-hero-image { object-position: 62% center; }
  .library-hero-shade { background: linear-gradient(0deg, rgba(4,14,10,.98) 0%, rgba(4,14,10,.9) 46%, rgba(4,14,10,.34) 72%, rgba(4,14,10,.08) 100%); }
  .library-hero .hero-lede { max-width: 540px; color: rgba(255,255,255,.86); }
  .footer-main { grid-template-columns: 1fr 1fr; }.footer-brand { grid-column: 1/-1; }
}
@media (max-width: 540px) {
  .button { min-height: 56px; gap: 18px; font-size: 9px; }
  .treatment-hero, .library-hero { min-height: 930px; }.hero-layout, .library-hero .hero-layout { min-height: 930px; padding-top: 100px; }
  .hero-actions { grid-template-columns: 1fr; }.hero-proof span { width: 100%; }
  .science-visual { min-height: 300px; }.science-visual::before { width: 290px; }.science-visual::after { width: 210px; }
  .fact-grid, .mechanism-grid, .benefit-grid, .care-grid { grid-template-columns: 1fr; }
  .ingredient-grid { grid-template-columns: 1fr; }
  .fact { min-height: 220px; }.mechanism-card { min-height: 340px; }.benefit { min-height: 260px; }.care-step { min-height: 290px; }
  .question-list article, .safety-point { grid-template-columns: 45px 1fr; }
  .placeholder { min-height: 470px; padding: 22px; }
  .faq-item button { min-height: 86px; }.faq-item button span { font-size: 14px; }.faq-item button b { margin-right: 12px; }.faq-item.is-open .faq-answer p { padding-left: 0; padding-right: 15px; }
  .library-card { min-height: 430px; padding: 22px; }.library-card p { padding-right: 45px; }.card-science { width: 170px; }
  .library-hero { min-height: 880px; }
  .library-hero .hero-layout { min-height: 880px; }
  .library-hero .hero-copy h1 { font-size: clamp(53px, 15.5vw, 70px); }
  .library-hero .hero-lede { width: 100%; max-width: 350px; font-size: 14px; line-height: 1.55; }
  .footer-main { grid-template-columns: 1fr; }.footer-brand { grid-column: auto; }.footer-compliance { padding: 24px 0 0; border-top: 1px solid var(--line-light); border-left: 0; }.footer-legal { grid-template-columns: 1fr; gap: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
}

/* Shared treatment handoff */
.care-handoff { position: relative; padding-block: clamp(86px,9vw,136px); overflow: hidden; color: white; background: var(--ink); border-bottom: 1px solid var(--line-light); }
.care-handoff::before { content: ""; position: absolute; width: min(70vw,980px); aspect-ratio: 1; left: 50%; top: 50%; border-radius: 50%; background: radial-gradient(circle, rgba(89,126,107,.3), rgba(37,72,58,.08) 42%, transparent 68%); transform: translate(-50%,-50%); filter: blur(10px); }
.care-handoff-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr .65fr; gap: 10vw; align-items: end; }
.care-handoff h2 { max-width: 900px; margin: 0; font-size: clamp(52px,6.4vw,92px); font-weight: 500; letter-spacing: -.08em; line-height: .87; }
.care-handoff-inner > div:last-child > p { margin: 0 0 24px; color: rgba(255,255,255,.55); font-size: 12px; }
.care-handoff .button { width: 100%; }
.care-handoff small { display: block; margin-top: 14px; color: rgba(255,255,255,.4); font-family: var(--mono); font-size: 8px; letter-spacing: .05em; line-height: 1.5; text-transform: uppercase; }

@media (max-width: 800px) {
  .care-handoff-inner { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 540px) {
  .care-handoff h2 { font-size: 49px; }
}

/* Reusable treatment conversion module */
.treatment-conversion { padding-block: clamp(76px,8vw,122px); color: white; background: var(--ink); border-top: 1px solid var(--line-light); }
.treatment-conversion-frame { display: grid; grid-template-columns: minmax(320px,.75fr) minmax(0,1.25fr); border: 1px solid rgba(255,255,255,.25); }
.treatment-conversion-visual { position: relative; min-height: 850px; overflow: hidden; background: var(--deep); border-right: 1px solid rgba(255,255,255,.25); }
.treatment-conversion-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(7,27,20,.08) 42%, rgba(7,27,20,.9)); pointer-events: none; }
.treatment-conversion-visual > img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: center 42%; transition: transform 900ms cubic-bezier(.2,.72,.2,1); }
.treatment-conversion-visual:hover > img { transform: scale(1.025); }
.treatment-conversion-caption { position: absolute; z-index: 2; inset: auto 24px 24px; padding-top: 18px; display: grid; gap: 7px; border-top: 1px solid rgba(255,255,255,.4); }
.treatment-conversion-caption span, .treatment-conversion-caption small { color: rgba(255,255,255,.55); font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.treatment-conversion-caption strong { font-size: clamp(38px,4.5vw,68px); font-weight: 500; letter-spacing: -.07em; line-height: .9; }
.treatment-conversion-panel { padding: clamp(34px,5vw,74px); display: flex; flex-direction: column; background: radial-gradient(circle at 100% 0, color-mix(in srgb, var(--conversion-accent, var(--sage)) 18%, transparent), transparent 32%), var(--deep); }
.treatment-conversion-panel h2 { max-width: 820px; margin: 0; font-size: clamp(48px,5.8vw,84px); font-weight: 500; letter-spacing: -.08em; line-height: .87; }
.treatment-conversion-lede { max-width: 680px; margin: 28px 0 0; color: rgba(255,255,255,.55); font-size: 12px; }
.treatment-conversion-steps { margin: 44px 0 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.2); }
.treatment-conversion-steps li { min-height: 126px; padding: 20px 0; display: grid; grid-template-columns: 52px 1fr; gap: 18px; border-bottom: 1px solid rgba(255,255,255,.2); }
.treatment-conversion-steps li > span { color: var(--conversion-accent, var(--sage)); font-family: var(--mono); font-size: 8px; }
.treatment-conversion-steps h3 { margin: 0 0 8px; font-size: 22px; font-weight: 500; letter-spacing: -.04em; }
.treatment-conversion-steps p { max-width: 680px; margin: 0; color: rgba(255,255,255,.5); font-size: 10px; }
.treatment-conversion-price { margin-top: 30px; display: grid; grid-template-columns: 1fr 1fr; border: 1px solid rgba(255,255,255,.28); }
.treatment-conversion-price > div { min-height: 94px; padding: 17px 19px; display: flex; flex-direction: column; justify-content: space-between; }
.treatment-conversion-price > div + div { border-left: 1px solid rgba(255,255,255,.28); }
.treatment-conversion-price span { color: rgba(255,255,255,.45); font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.treatment-conversion-price strong { font-size: 34px; font-weight: 500; letter-spacing: -.05em; line-height: 1; }
.treatment-conversion-price small { margin-left: 4px; color: rgba(255,255,255,.5); font-family: var(--mono); font-size: 8px; font-weight: 400; text-transform: uppercase; }
.treatment-conversion-action { min-height: 64px; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; color: var(--ink); background: var(--conversion-accent, var(--sage)); border: 1px solid var(--conversion-accent, var(--sage)); font-family: var(--mono); font-size: 10px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; transition: color 220ms ease, background 220ms ease; }
.treatment-conversion-action:hover { color: white; background: transparent; }
.treatment-conversion-trust { margin: 20px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px 24px; list-style: none; color: rgba(255,255,255,.55); font-family: var(--mono); font-size: 8px; letter-spacing: .05em; text-transform: uppercase; }
.treatment-conversion-trust li::before { content: ""; width: 6px; height: 6px; margin-right: 8px; display: inline-block; border: 1px solid var(--conversion-accent, var(--sage)); border-radius: 50%; }
.treatment-conversion-fineprint { margin: 18px 0 0; color: rgba(255,255,255,.36); font-size: 8px; line-height: 1.65; }

@media (max-width: 1000px) {
  .treatment-conversion-frame { grid-template-columns: .8fr 1.2fr; }
  .treatment-conversion-visual { min-height: 780px; }
}

@media (max-width: 800px) {
  .treatment-conversion-frame { grid-template-columns: 1fr; }
  .treatment-conversion-visual { min-height: 620px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.25); }
}

@media (max-width: 540px) {
  .treatment-conversion { padding-block: 15px; }
  .treatment-conversion-frame { width: 100%; border-inline: 0; }
  .treatment-conversion-visual { min-height: 500px; }
  .treatment-conversion-panel { padding: 44px 20px; }
  .treatment-conversion-panel h2 { font-size: 49px; }
  .treatment-conversion-price { grid-template-columns: 1fr; }
  .treatment-conversion-price > div + div { border-top: 1px solid rgba(255,255,255,.28); border-left: 0; }
}

/* Compact treatment pages */
.section { padding-block: clamp(72px, 8vw, 112px); }
.treatment-hero { min-height: 690px; height: 84svh; max-height: 820px; }
.library-hero { min-height: 680px; height: 80svh; max-height: 800px; }
.hero-copy h1 { font-size: clamp(64px, 7.7vw, 116px); }
.hero-lede { margin-top: 28px; }
.hero-actions { margin-top: 28px; }
.science-visual { min-height: 430px; }
.fact-grid { margin-top: 50px; }
.fact { min-height: 210px; }
.mechanism-head { margin-bottom: 50px; }
.mechanism-head h2, .section-heading h2 { font-size: clamp(46px, 5.3vw, 78px); }
.mechanism-card { min-height: 300px; }
.mechanism-icon { width: 60px; height: 60px; margin-top: 34px; }
.mechanism-card h3 { margin-top: 22px; font-size: 26px; }
.safety-layout { gap: 7vw; }
.safety-copy h2 { font-size: clamp(46px, 5.4vw, 78px); }
.safety-point { min-height: 150px; padding: 22px 0; }
.faq-layout { gap: 7vw; }
.faq-heading h2 { font-size: clamp(50px, 6vw, 82px); }
.faq-item button { min-height: 78px; }
.closing { padding-block: clamp(74px, 8vw, 110px); }
.closing h2 { font-size: clamp(52px, 6.4vw, 86px); }
.site-footer { padding-top: 54px; }
.footer-main { padding-bottom: 42px; }
.library-intro h2 { font-size: clamp(46px, 5.3vw, 76px); }
.library-cards { margin-top: 50px; grid-template-columns: repeat(3,1fr); }
.library-card { min-height: 350px; padding: 22px; }
.library-card h3 { font-size: clamp(40px, 4.6vw, 66px); }
.library-card p { padding-right: 42px; font-size: 11px; }
.library-card b { right: 20px; bottom: 20px; width: 40px; height: 40px; }
.card-science { top: 54px; width: 150px; }

@media (max-width: 1000px) {
  .library-cards { grid-template-columns: repeat(2,1fr); }
  .library-card-final { grid-column: auto; }
}

@media (max-width: 800px) {
  .section { padding-block: 70px; }
  .treatment-hero, .library-hero { min-height: 820px; height: auto; max-height: none; }
  .hero-layout, .library-hero .hero-layout { min-height: 820px; padding: 92px 0 36px; gap: 10px; }
  .science-visual, .library-graphic { min-height: 270px; }
  .fact-grid, .mechanism-grid { gap: 0; }
  .library-card { min-height: 290px; }
  .library-card-featured, .library-card-final { grid-column: auto; min-height: 340px; }
}

@media (max-width: 540px) {
  .treatment-hero, .library-hero { min-height: 780px; }
  .hero-layout, .library-hero .hero-layout { min-height: 780px; padding-top: 82px; }
  .hero-copy h1, .library-hero .hero-copy h1, .hero-copy h1 em { font-size: 49px; }
  .science-visual { min-height: 240px; }
  .fact { min-height: 190px; }
  .mechanism-card { min-height: 270px; }
  .safety-point { min-height: 132px; }
  .library-cards { grid-template-columns: 1fr; }
  .library-intro { gap: 30px; }
  .library-intro h2 { max-width: 100%; overflow-wrap: anywhere; font-size: 40px; line-height: .94; }
  .library-intro > p { max-width: 100%; }
  .library-card { min-height: 235px; }
  .library-card-featured, .library-card-final { grid-column: auto; min-height: 330px; }
  .library-card h3 { max-width: calc(100% - 30px); margin-bottom: 12px; overflow-wrap: anywhere; font-size: 37px; }
  .library-card > span { padding-right: 118px; font-size: 7px; }
  .card-price-cta { top: 12px; right: 12px; width: 108px; min-height: 98px; padding: 11px 12px 9px; }
  .card-price-cta strong { font-size: 29px; }
  .card-price-cta span, .card-price-cta small, .card-price-cta em { font-size: 6px; }
  .card-price-cta em { padding-top: 7px; }
  .card-price-cta-review strong { margin-block: 7px 3px; font-size: 16px; }
  .card-science { width: 120px; }
}