:root {
  --ink: #585960;
  --gray: #585960;
  --soft-ink: #585960;
  --paper: #fff;
  --white: #fff;
  --blue: #54a0cf;
  --blue-dark: #54a0cf;
  --blue-soft: #fff;
  --green: #82b355;
  --green-dark: #82b355;
  --green-soft: #fff;
  --page: min(1240px, calc(100vw - 48px));
  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-expo: cubic-bezier(.16, 1, .3, 1);
  --ease-in-out: cubic-bezier(.76, 0, .24, 1);
  --ease-soft: cubic-bezier(.33, 1, .68, 1);
  --t-press: 140ms;
  --t-hover: 180ms;
  --t-ui: 240ms;
  --t-reveal: 800ms;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.58;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { color: var(--white); background: var(--gray); }
* { scrollbar-color: var(--blue) var(--white); scrollbar-width: thin; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { color: inherit; }
button { font: inherit; }
h1, h2, h3, p, figure { margin-top: 0; }
h1, h2, h3 { margin-bottom: 24px; font-weight: 700; letter-spacing: -.04em; line-height: 1; text-wrap: balance; }
h1 { font-size: clamp(56px, 6.2vw, 94px); }
h2 { font-size: clamp(38px, 4.2vw, 62px); }
h3 { font-size: clamp(30px, 3.5vw, 54px); }
p, li { text-wrap: pretty; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 4px; }
.skip-link { position: fixed; z-index: 100; top: 8px; left: 8px; padding: 10px 14px; color: #fff; background: var(--ink); transform: translateY(-160%); }
.skip-link:focus { transform: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.scroll-progress { position: fixed; z-index: 90; top: 0; right: 0; left: 0; height: 4px; background: var(--blue-dark); transform: scaleX(0); transform-origin: left center; pointer-events: none; }

.site-header { position: sticky; z-index: 40; top: 0; min-height: 80px; padding: 0 max(24px, calc((100vw - 1240px) / 2)); display: flex; align-items: center; justify-content: space-between; background: var(--white); transition: background-color 300ms ease; }
.site-header.is-condensed { background: var(--blue-soft); }
.wordmark { display: inline-flex; align-items: baseline; color: var(--gray); text-decoration: none; }
.wordmark strong { font-size: 33px; font-weight: 800; letter-spacing: -.05em; line-height: 1; transform-origin: left center; transition: transform var(--t-ui) var(--ease); }
.site-header.is-condensed .wordmark strong { transform: scale(.92); }
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a { min-height: 44px; padding: 11px 14px; display: inline-flex; align-items: center; color: var(--ink); font-size: 14px; font-weight: 700; text-decoration: none; transition: color .18s ease-out, background-color .18s ease-out, transform .18s var(--ease); }
.main-nav a:hover { color: var(--gray); background: var(--blue-soft); transform: translateY(-1px); }
.main-nav a:active { transform: translateY(0); }
.main-nav .nav-cta { min-height: 46px; padding: 11px 20px; margin-left: 10px; color: #fff; background: var(--gray); }
.main-nav .nav-cta:hover { color: #fff; background: var(--ink); }
.mobile-header-cta { display: none; }
.menu-toggle { display: none; }

.button { min-height: 50px; padding: 13px 24px; display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 0; font-weight: 800; text-decoration: none; cursor: pointer; transition: background-color var(--t-hover) ease, color var(--t-hover) ease, transform var(--t-press) var(--ease); }
.button:active { transform: scale(.97); }
.button-primary { color: #fff; background: var(--gray); }
.button-primary:hover { background: var(--ink); }
.button-primary::after { margin-left: 12px; display: inline-block; content: "→"; transition: transform 360ms var(--ease); }
.button-primary:hover::after { transform: translateX(5px); }
.button-light { color: var(--gray); background: #fff; }
.text-link { font-size: 15px; font-weight: 800; text-decoration-thickness: 2px; text-underline-offset: 6px; }
.text-link span { display: inline-block; margin-left: 4px; transition: transform .2s ease-out; }
.text-link:hover span { transform: translateX(4px); }

.hero { min-height: calc(100svh - 80px); padding: 8px; display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: minmax(390px, 1fr) 230px; gap: 8px; background: var(--white); }
.hero-tile, .fact-tile { min-width: 0; overflow: hidden; }
.hero-copy { padding: clamp(34px, 4.2vw, 64px); display: flex; align-items: flex-start; flex-direction: column; justify-content: flex-end; background: var(--paper); }
.hero h1 { max-width: 14em; margin-bottom: 24px; font-size: clamp(42px, 3.25vw, 62px); line-height: .96; }
.hero h1 span { display: block; }
.hero-copy > p { max-width: 58ch; margin-bottom: 0; font-size: 18px; }
.hero-actions { margin-top: 30px; display: flex; align-items: center; gap: 28px; }
.hero-product { position: relative; isolation: isolate; padding: 34px; display: flex; align-items: flex-end; justify-content: center; background: var(--blue); }
.hero-bubbles { position: absolute; z-index: -1; inset: 0; width: 100%; height: 100%; color: var(--white); pointer-events: none; }
.hero-bubble { fill: none; stroke: currentColor; stroke-width: 2; opacity: .55; transform-box: fill-box; transform-origin: center; }
.bubble-two, .bubble-five, .bubble-seven { color: var(--green-dark); }
.product-pair, .packs-product { display: flex; align-items: flex-end; justify-content: center; gap: 22px; }
.hero-product .product-pair { position: relative; z-index: 1; transform: perspective(1000px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)) translate3d(0, var(--pack-y, 0), 0); transform-style: preserve-3d; transition: transform 420ms var(--ease); }
.hero-product .carton-15 { --pack-z: 16px; transform: translateZ(var(--pack-z)); }
.hero-product .carton-30 { --pack-z: 42px; transform: translateZ(var(--pack-z)); }
.carton { position: relative; min-height: 300px; padding: 28px 22px 66px; display: flex; flex-direction: column; color: var(--gray); background: #fff; }
.carton-15 { width: 190px; min-height: 270px; }
.carton-30 { width: 230px; min-height: 340px; }
.carton-brand { color: var(--gray); font-size: 22px; font-weight: 800; letter-spacing: -.04em; }
.carton strong { margin-top: auto; color: var(--gray); font-size: 32px; letter-spacing: -.04em; }
.carton small, .carton em { margin-top: 6px; font-size: 13px; font-style: normal; }
.carton i { position: absolute; right: 0; bottom: 34px; left: 0; height: 10px; background: var(--blue); }
.carton i:nth-of-type(2) { bottom: 22px; background: var(--green); }
.carton i:nth-of-type(3) { bottom: 10px; background: var(--gray); }
.hero-photo { margin: 0; }
.hero-photo img { object-position: 50% 38%; }
.hero-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.fact-tile { padding: 26px; display: flex; align-items: flex-start; flex-direction: column; justify-content: space-between; color: #fff; }
.fact-dark { color: var(--white); background: var(--blue); }
.fact-green { color: var(--white); background: var(--green); }
.fact-dark strong, .fact-dark span, .fact-green strong, .fact-green span { max-width: 18ch; }
.fact-tile strong { font-size: clamp(42px, 5vw, 72px); letter-spacing: -.04em; line-height: .9; }
.fact-tile span { max-width: 18ch; font-size: 16px; font-weight: 700; line-height: 1.35; }

.conversion-rail { color: #fff; background: var(--blue-dark); }
.conversion-rail-inner { width: var(--page); min-height: 78px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)) auto; align-items: center; gap: 28px; }
.conversion-rail p { margin: 0; display: flex; align-items: center; gap: 11px; font-size: 14px; font-weight: 700; line-height: 1.3; }
.conversion-rail p > span { width: 10px; height: 10px; flex: 0 0 auto; background: var(--green); clip-path: polygon(0 42%, 19% 25%, 43% 55%, 83% 0, 100% 18%, 44% 100%); }
.conversion-rail a { min-height: 42px; padding: 10px 16px; display: inline-flex; align-items: center; gap: 12px; color: var(--gray); background: #fff; font-size: 14px; font-weight: 800; text-decoration: none; }
.conversion-rail a span { transition: transform 220ms var(--ease); }
.conversion-rail a:hover span { transform: translateX(4px); }

.product-intro { width: var(--page); padding: 104px 0 112px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 7fr) minmax(360px, 5fr); align-items: start; gap: clamp(64px, 8vw, 128px); }
.intro-copy { max-width: 720px; }
.lead-copy { margin: 0; font-size: clamp(28px, 2.45vw, 36px); line-height: 1.25; letter-spacing: -.025em; }
.intro-explainer { max-width: 60ch; margin: 32px 0 0; color: var(--soft-ink); font-size: 17px; }
.intro-facts { margin: 0; display: grid; gap: 24px; }
.intro-facts > div { display: grid; grid-template-columns: 122px minmax(0, 1fr); gap: 22px; }
.intro-facts dt { color: var(--gray); font-size: 14px; font-weight: 800; line-height: 1.45; }
.intro-facts dd { margin: 0; color: var(--soft-ink); font-size: 15px; line-height: 1.55; }


.symptom-story { padding: 8px; background: var(--white); }
.story-feature { min-height: 660px; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 8px; }
.section-copy { padding: clamp(56px, 6.5vw, 104px); display: flex; align-items: flex-start; flex-direction: column; justify-content: center; color: #fff; background: var(--blue-dark); }
.section-copy h2 { max-width: 10ch; margin-bottom: clamp(48px, 7vw, 92px); color: #fff; }
.section-copy p { max-width: 40ch; margin: 0; color: #fff; font-size: 18px; }
.section-copy p + p { margin-top: 26px; }
.story-band { height: clamp(240px, 24vw, 340px); padding-top: 8px; display: grid; grid-template-columns: .82fr 1.46fr .9fr; gap: 8px; overflow: hidden; background: var(--white); }
.story-panel { min-width: 0; height: 100%; margin: 0; overflow: hidden; }
.story-main { min-height: 660px; }
.story-panel img { object-position: center; }
.story-main img { object-position: 48% 45%; }
.story-band .story-panel:first-child img { object-position: 50% 58%; }
.story-band .story-panel:nth-child(2) img { object-position: 50% 54%; }
.story-band .story-panel:last-child img { object-position: 50% 50%; filter: grayscale(1); }

.mechanism { width: var(--page); padding: 124px 0 136px; margin: 0 auto; background: var(--paper); }
.mechanism-intro { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: end; gap: clamp(56px, 8vw, 120px); }
.mechanism-intro h2 { max-width: 10ch; margin: 0; }
.mechanism-intro p { max-width: 48ch; margin: 0 0 8px; justify-self: end; color: var(--ink); font-size: 18px; }
.mechanism-sequence { padding: 0; margin: 92px 0 0; display: grid; grid-template-columns: 1.12fr 1fr .9fr; align-items: start; gap: clamp(44px, 6vw, 92px); list-style: none; }
.mechanism-step { min-width: 0; }
.mechanism-step strong { display: block; max-width: 17ch; margin-bottom: 18px; font-size: clamp(28px, 2.55vw, 38px); font-weight: 700; letter-spacing: -.035em; line-height: 1.04; }
.mechanism-step p { max-width: 31ch; margin: 0; color: var(--soft-ink); font-size: 17px; }
.mechanism-final strong { color: var(--gray); }

.usage { padding: 8px; display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: minmax(96px, auto); gap: 8px; background: var(--white); }
.usage-tile { padding: 28px; overflow: hidden; }
.usage-heading { grid-column: span 6; grid-row: span 3; display: flex; align-items: flex-end; background: var(--blue-dark); }
.usage-heading h2 { max-width: 9ch; margin: 0; color: #fff; }
.usage-photo { grid-column: span 6; grid-row: span 5; min-height: 500px; padding: 0; margin: 0; }
.usage-figure { grid-column: span 3; grid-row: span 2; display: flex; flex-direction: column; justify-content: space-between; color: var(--white); background: var(--green); }
.usage-figure strong, .usage-figure span { max-width: 100%; }
.usage-figure strong { font-size: clamp(52px, 7vw, 96px); letter-spacing: -.05em; line-height: .9; }
.usage-figure span { font-weight: 700; }
.usage-copy { grid-column: span 3; grid-row: span 2; background: var(--green-soft); }
.usage-copy p { margin: 0; font-size: 20px; line-height: 1.4; }
.dose-tool { grid-column: span 6; grid-row: span 2; color: #fff; background: var(--ink); }
[data-ui] .dose-tabs { margin-bottom: 24px; display: flex; gap: 8px; }
[data-ui] .dose-tabs button { min-height: 46px; padding: 10px 18px; border: 2px solid #fff; border-radius: 0; color: #fff; background: transparent; font-weight: 800; cursor: pointer; }
[data-ui] .dose-tabs button.is-active { color: var(--ink); background: #fff; }
.dose-result strong { display: block; margin-bottom: 4px; font-size: 20px; }
.dose-result p { margin: 0; color: #fff; }
.usage-note { grid-column: span 6; grid-row: span 2; display: flex; align-items: flex-end; background: var(--paper); }
.usage-note p { max-width: 60ch; margin: 0; color: var(--soft-ink); font-size: 14px; }

.packs { min-height: 640px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); background: var(--green-soft); }
.packs-copy { padding-top: clamp(64px, 6vw, 104px); padding-right: clamp(48px, 6vw, 112px); padding-bottom: clamp(64px, 6vw, 104px); padding-left: max(24px, calc((100vw - 1240px) / 2)); display: flex; align-items: flex-start; flex-direction: column; justify-content: center; }
.packs-copy h2 { max-width: none; margin-bottom: 22px; }
.packs-copy > p { max-width: 42ch; margin-bottom: 0; font-size: 18px; }
.packs-copy ul, .baby ul { padding: 0; margin: 20px 0 30px; list-style: none; }
.packs-copy li, .baby li { position: relative; margin-bottom: 12px; padding-left: 30px; }
.packs-copy li::before, .baby li::before { position: absolute; top: 6px; left: 0; width: 15px; height: 11px; background: var(--green-dark); clip-path: polygon(0 45%,18% 27%,42% 56%,82% 0,100% 18%,43% 100%); content: ""; }
.packs-product { min-width: 0; padding: clamp(54px, 6vw, 92px); background: var(--green); }
.packs-product .carton { flex: 0 0 auto; }
.packs-product .carton-15 { width: 210px; min-height: 300px; }
.packs-product .carton-30 { width: 260px; min-height: 390px; }

.diagnostic { padding: 90px max(24px, calc((100vw - 1240px) / 2)); display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 80px; color: #fff; background: var(--blue-dark); }
.diagnostic h2 { max-width: 760px; color: #fff; }
.diagnostic p { max-width: 760px; margin: 0; color: #fff; font-size: 18px; }

.baby { min-height: 720px; display: grid; grid-template-columns: 1fr 1fr; background: var(--white); }
.baby figure { min-height: 720px; margin: 0; }
.baby figure img { object-position: 50% center; }
.baby > div { padding: clamp(70px, 8vw, 120px); display: flex; align-items: flex-start; flex-direction: column; justify-content: center; }
.baby > div > p { max-width: 48ch; font-size: 18px; }

.faq { width: var(--page); padding: 112px 0 72px; margin: 0 auto; display: grid; grid-template-columns: 4fr 7fr; gap: clamp(72px, 10vw, 150px); }
.faq-intro { align-self: start; }
.faq-intro h2 { max-width: 11ch; margin-bottom: 28px; }
.faq-intro > p { max-width: 34ch; margin-bottom: 28px; color: var(--soft-ink); font-size: 17px; }
.faq-instructions { padding: 0; border: 0; color: var(--gray); background: transparent; cursor: pointer; }
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item { color: var(--ink); background: var(--white); }
.faq-item:nth-child(even) { background: var(--blue-soft); }
.faq-item summary { min-height: 94px; padding: 24px 28px; display: flex; align-items: center; justify-content: space-between; gap: 24px; font-size: clamp(20px, 2vw, 27px); font-weight: 700; letter-spacing: -.025em; line-height: 1.16; list-style: none; cursor: pointer; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-state { flex: 0 0 auto; color: var(--gray); font-size: 14px; font-weight: 700; letter-spacing: 0; }
.faq-state::before { content: "Otvori"; }
.faq-item[open] .faq-state::before { content: "Sakrij"; }
.faq-item > div { padding: 0 72px 28px 28px; }
.faq-item p { max-width: 58ch; margin: 0; font-size: 17px; }
.faq-item summary:hover span { color: var(--gray); }
@supports selector(details::details-content) {
  .faq-item::details-content { overflow: clip; opacity: 0; transform: translateY(-6px); transition: opacity 220ms ease, transform 360ms var(--ease); }
  .faq-item[open]::details-content { opacity: 1; transform: translateY(0); }
}
@supports (interpolate-size: allow-keywords) {
  :root { interpolate-size: allow-keywords; }
}

.buy-photos { height: 40svh; min-height: 340px; display: grid; grid-template-columns: repeat(3, 1fr); overflow: clip; }
.buy-photos img:nth-child(2) { object-position: 48% 70%; }
.buy-field { min-height: 600px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); background: var(--white); }
.buy-copy { max-width: none; padding: clamp(72px, 6vw, 104px) clamp(48px, 6vw, 112px) clamp(72px, 6vw, 104px) max(24px, calc((100vw - 1240px) / 2)); display: flex; align-items: flex-start; flex-direction: column; justify-content: center; }
.buy-copy h2 { max-width: 10ch; margin-bottom: 24px; }
.buy-copy > p:not(.fine-print) { max-width: 50ch; font-size: 19px; }
.fine-print { margin-top: 18px; color: var(--soft-ink); font-size: 13px; }
.buy-product { min-width: 0; min-height: 600px; padding: clamp(54px, 6vw, 92px); display: flex; align-items: center; justify-content: center; background: var(--blue); }
.buy-product .carton { width: 260px; min-height: 390px; flex: 0 0 auto; }

.site-footer { min-height: 520px; padding: 64px max(24px, calc((100vw - 1240px) / 2)) 34px; display: flex; flex-direction: column; color: #fff; background: var(--gray); }
.footer-brand { display: flex; align-items: flex-end; justify-content: space-between; gap: 48px; }
.footer-name { color: #fff; font-size: clamp(64px, 8vw, 108px); font-weight: 800; letter-spacing: -.06em; line-height: .82; text-decoration: none; }
.footer-brand > p { max-width: 36ch; margin: 0; color: var(--green-soft); font-size: 19px; font-weight: 700; line-height: 1.35; text-align: right; }
.footer-main { margin-top: 76px; display: grid; grid-template-columns: 1.1fr .8fr 1.1fr; gap: clamp(34px, 6vw, 88px); }
.footer-product, .footer-family { display: flex; align-items: flex-start; flex-direction: column; }
.footer-main strong { margin-bottom: 10px; color: #fff; font-size: 20px; }
.footer-main span { max-width: 34ch; color: #fff; font-size: 15px; line-height: 1.5; }
.footer-main nav { display: flex; align-items: flex-start; flex-direction: column; gap: 10px; }
.footer-main a { font-size: 15px; font-weight: 700; text-underline-offset: 5px; }
.footer-family a { margin-top: 18px; }
.footer-bottom { margin-top: auto; padding-top: 76px; display: grid; grid-template-columns: 1fr auto auto; align-items: end; gap: 36px; color: #fff; font-size: 13px; }
.footer-bottom p { max-width: 60ch; margin: 0; }
.footer-bottom a { color: #fff; font-weight: 700; text-underline-offset: 5px; }

.pending-toast { position: fixed; z-index: 60; right: 20px; bottom: 20px; max-width: min(420px, calc(100vw - 40px)); padding: 16px 18px; display: flex; align-items: center; gap: 18px; color: #fff; background: var(--ink); } /* taste-skill-ignore toast is a true overlay */
.pending-toast[hidden] { display: none; }
.pending-toast button { padding: 8px 10px; border: 0; border-radius: 0; font-weight: 800; cursor: pointer; }

.motion-runtime .hero-bubble { animation: bubble-drift 5.8s var(--ease-in-out) infinite alternate; }
.motion-runtime .bubble-two { animation-duration: 7.1s; animation-delay: -2.4s; }
.motion-runtime .bubble-three { animation-duration: 6.6s; animation-delay: -4.2s; }
.motion-runtime .bubble-four { animation-duration: 8.2s; animation-delay: -1.6s; }
.motion-runtime .bubble-five { animation-duration: 5.4s; animation-delay: -3.1s; }
.motion-runtime .bubble-six { animation-duration: 7.6s; animation-delay: -5.2s; }
.motion-runtime .bubble-seven { animation-duration: 6.2s; animation-delay: -2s; }
.hero-product.is-motion-paused .hero-bubble { animation-play-state: paused; }
@keyframes bubble-drift { from { opacity: .16; transform: translate3d(-4px, 18px, 0) scale(.88); } to { opacity: .62; transform: translate3d(8px, -24px, 0) scale(1.1); } }

@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .lead-copy.is-filling > span { display: inline-block; color: var(--ink); }
    .symptom-story { view-timeline-name: --story-media; }
    .story-panel img { transform: scale(1.08) translateY(-3%); animation: media-drift linear both; animation-timeline: --story-media; animation-range: entry 0% exit 100%; }
    .buy-photos { view-timeline-name: --buy-media; }
    .buy-photos img { transform: scale(1.08) translateY(-3%); animation: media-drift linear both; animation-timeline: --buy-media; animation-range: entry 0% exit 100%; }
  }
}
@keyframes ink-fill { to { color: var(--ink); } }
@keyframes media-drift { to { transform: scale(1.08) translateY(3%); } }

@media (min-width: 981px) and (max-width: 1180px) {
  .packs-copy { padding-right: 48px; padding-left: max(32px, calc((100vw - 1040px) / 2)); }
  .packs-copy h2 { font-size: 48px; }
  .packs-product { padding-inline: 28px; }
  .packs-product .carton-15 { width: 170px; min-height: 270px; }
  .packs-product .carton-30 { width: 210px; min-height: 340px; }
}

@media (max-width: 980px) {
  :root { --page: min(720px, calc(100vw - 40px)); }
  .site-header { min-height: 68px; padding-inline: 20px; }
  .wordmark strong { font-size: 29px; }
  .menu-toggle { min-height: 44px; padding: 10px 14px; display: block; border: 0; color: var(--gray); background: var(--blue-soft); font-weight: 800; cursor: pointer; }
  .main-nav { position: absolute; z-index: 50; top: 68px; right: 0; left: 0; padding: 12px 20px 22px; display: none; align-items: stretch; flex-direction: column; gap: 4px; background: #fff; } /* taste-skill-ignore mobile menu is a true overlay */
  .main-nav.is-open { display: flex; }
  .main-nav a { min-height: 48px; padding: 12px 14px; }
  .main-nav .nav-cta { margin: 8px 0 0; justify-content: center; }
  .hero { min-height: auto; grid-template-rows: 560px 260px; }
  .hero h1 { font-size: 42px; }
  .hero-copy { padding: 36px; }
  .hero-product { padding: 24px; }
  .hero-product .carton-15 { width: 150px; min-height: 220px; }
  .hero-product .carton-30 { width: 185px; min-height: 275px; }
  .conversion-rail { padding: 22px 0; }
  .conversion-rail-inner { min-height: 0; grid-template-columns: 1fr 1fr; gap: 18px 36px; }
  .conversion-rail a { grid-column: 1 / -1; justify-content: center; }
  .product-intro { grid-template-columns: 1fr; gap: 64px; }
  .intro-copy { max-width: 620px; }
  .story-feature { min-height: 0; grid-template-columns: 1fr; }
  .section-copy { min-height: 520px; padding: 72px max(24px, calc((100vw - 720px) / 2)); }
  .section-copy h2 { margin-bottom: 54px; }
  .story-main { min-height: 540px; }
  .story-band { height: 260px; }
  .mechanism-intro { grid-template-columns: 1fr; align-items: start; gap: 34px; }
  .mechanism-intro p { justify-self: start; }
  .mechanism-sequence { grid-template-columns: repeat(3, 1fr); gap: 32px; }
  .usage-heading, .usage-photo, .dose-tool, .usage-note { grid-column: span 12; }
  .usage-figure, .usage-copy { grid-column: span 6; }
  .packs { min-height: auto; grid-template-columns: 1fr; }
  .packs-copy { padding: 84px max(24px, calc((100vw - 720px) / 2)); }
  .packs-product { min-height: 540px; }
  .diagnostic { grid-template-columns: 1fr; gap: 34px; }
  .baby { grid-template-columns: 1fr; }
  .baby figure { min-height: 560px; }
  .baby > div { padding: 84px max(24px, calc((100vw - 720px) / 2)); }
  .faq { grid-template-columns: 1fr; gap: 62px; }
  .faq-intro h2 { max-width: 10ch; }
  .buy-field { min-height: auto; grid-template-columns: 1fr; }
  .buy-copy { padding: 84px max(24px, calc((100vw - 720px) / 2)); }
  .buy-product { min-height: 520px; }
}

@media (max-width: 620px) {
  :root { --page: calc(100vw - 32px); }
  body { font-size: 16px; }
  h1 { font-size: 52px; }
  h2 { font-size: 38px; }
  h3 { font-size: 31px; }
  .site-header { justify-content: flex-start; gap: 8px; }
  .mobile-header-cta { min-height: 44px; padding: 10px 15px; margin-left: auto; display: inline-flex; align-items: center; justify-content: center; color: #fff; background: var(--gray); font-size: 14px; font-weight: 800; text-decoration: none; }
  .menu-toggle { margin-left: 0; }
  .hero { padding: 6px; grid-template-columns: 1fr; grid-template-rows: auto 430px auto 300px; gap: 6px; }
  .hero-copy { min-height: 520px; padding: 30px 20px; }
  .hero h1 { margin-bottom: 24px; font-size: clamp(36px, 10.5vw, 42px); }
  .hero-copy > p { font-size: 17px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 20px; }
  .hero-product { grid-row: 2; }
  .hero-photo { grid-row: 4; }
  .hero-facts { grid-row: 3; gap: 6px; }
  .fact-tile { min-height: 180px; padding: 20px; }
  .fact-tile strong { font-size: 48px; }
  .fact-tile span { font-size: 14px; }
  .hero-product .product-pair { gap: 12px; }
  .hero-product .carton-15 { width: 132px; min-height: 218px; }
  .hero-product .carton-30 { width: 165px; min-height: 286px; }
  .conversion-rail { padding: 20px 0; }
  .conversion-rail-inner { width: calc(100vw - 40px); gap: 18px 22px; }
  .conversion-rail p { align-items: flex-start; font-size: 13px; }
  .conversion-rail p > span { margin-top: 3px; }
  .carton { padding: 20px 16px 58px; }
  .carton strong { font-size: 24px; }
  .carton-brand { font-size: 18px; }
  .product-intro { padding: 78px 0 84px; gap: 48px; }
  .lead-copy { font-size: 24px; }
  .intro-explainer { margin-top: 24px; font-size: 16px; }
  .intro-facts { gap: 26px; }
  .intro-facts > div { grid-template-columns: 96px minmax(0, 1fr); gap: 18px; }
  .symptom-story { padding: 6px; }
  .story-feature { gap: 6px; }
  .section-copy { min-height: 560px; padding: 58px 20px; }
  .section-copy h2 { margin-bottom: 46px; }
  .section-copy p { font-size: 17px; }
  .story-main { min-height: 420px; }
  .story-band { height: 430px; padding-top: 6px; grid-template-columns: .9fr 1.1fr; grid-template-rows: 1fr 1fr; gap: 6px; }
  .story-band .story-panel:first-child { grid-row: 1 / -1; }
  .story-band .story-panel:nth-child(2) { grid-column: 2; grid-row: 1; }
  .story-band .story-panel:nth-child(3) { grid-column: 2; grid-row: 2; }
  .mechanism { padding: 88px 0 96px; }
  .mechanism-intro { gap: 30px; }
  .mechanism-intro h2 { max-width: 10ch; }
  .mechanism-intro p { font-size: 17px; }
  .mechanism-sequence { margin-top: 66px; grid-template-columns: 1fr; gap: 46px; }
  .mechanism-step strong { max-width: 17ch; font-size: 24px; line-height: 1.08; }
  .mechanism-step p { font-size: 16px; }
  .usage { padding: 6px; gap: 6px; }
  .usage-tile { padding: 22px; }
  .usage-heading { min-height: 310px; }
  .usage-photo { min-height: 390px; }
  .usage-figure, .usage-copy { min-height: 220px; }
  .usage-copy p { font-size: 17px; }
  .dose-tool, .usage-note { min-height: 230px; }
  .packs-copy { padding: 76px 20px; }
  .packs-product { min-height: 450px; padding: 28px 16px; gap: 10px; }
  .packs-product .carton-15 { width: 135px; min-height: 235px; }
  .packs-product .carton-30 { width: 170px; min-height: 310px; }
  .diagnostic { padding: 76px 20px; }
  .baby figure { min-height: 430px; }
  .baby > div { padding: 76px 20px; }
  .faq { padding: 80px 0 56px; gap: 48px; }
  .faq-intro h2 { margin-bottom: 22px; }
  .faq-item summary { min-height: 82px; padding: 20px; font-size: 20px; }
  .faq-item > div { padding: 0 48px 24px 20px; }
  .faq-item p { font-size: 16px; }
  .buy-photos { height: 70svh; min-height: 560px; grid-template-columns: 1fr 1fr; grid-template-rows: 1.3fr 1fr; }
  .buy-photos img:first-child { grid-column: 1 / -1; }
  .buy-field { min-height: auto; grid-template-columns: 1fr; }
  .buy-copy { padding: 76px 20px 96px; }
  .buy-product { min-height: 450px; padding: 48px 20px; }
  .buy-product { order: -1; }
  .buy-product .carton { width: 210px; }
  .site-footer { min-height: 720px; padding: 54px 20px 28px; }
  .footer-brand { align-items: flex-start; flex-direction: column; gap: 26px; }
  .footer-name { font-size: 72px; }
  .footer-brand > p { max-width: 30ch; font-size: 17px; text-align: left; }
  .footer-main { margin-top: 64px; grid-template-columns: 1fr 1fr; gap: 44px 24px; }
  .footer-family { grid-column: 1 / -1; }
  .footer-bottom { padding-top: 68px; grid-template-columns: 1fr auto; align-items: start; gap: 18px 24px; }
  .footer-bottom p:first-child { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .scroll-progress { display: none; }
  .hero-bubble { animation: none !important; }
  .hero-product .product-pair { transform: none !important; }
  [data-roll] { clip-path: none !important; transform: none !important; }
}