:root {
  --pine: #17312c;
  --pine-deep: #10241f;
  --pine-soft: #24443d;
  --snow: #f6f5f1;
  --stone: #e8e7e1;
  --mist: #dfe6e1;
  --ink: #303634;
  --muted: #717a76;
  --terra: #d3654b;
  --terra-dark: #b8533b;
  --white: #fff;
  --font-story: "Cormorant Garamond", Georgia, serif;
  --font-ui: "Manrope", Arial, sans-serif;
  --max: 1380px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--snow);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.7;
}
body.lightbox-lock { overflow: hidden; }
a { color: inherit; }
button, input { font: inherit; }
img { display: block; max-width: 100%; }
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 500;
  padding: 11px 16px;
  background: var(--white);
  color: var(--ink);
  transform: translateY(-160%);
}
.skip-link:focus { transform: none; }
.section-pad { padding: clamp(90px, 10vw, 165px) clamp(24px, 5vw, 80px); }
.section-kicker {
  margin: 0 0 28px;
  color: var(--terra);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .28em;
  text-transform: uppercase;
}
.section-kicker-light { color: #ee947e; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 15px 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  line-height: 1.2;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
}
.button:hover { transform: translateY(-2px); }
.button:focus-visible, a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(211,101,75,.42);
  outline-offset: 4px;
}
.button-primary { background: var(--terra); color: var(--white); }
.button-primary:hover { background: var(--terra-dark); }
.button-outline { border-color: rgba(255,255,255,.5); color: var(--white); }
.button-outline:hover { background: rgba(255,255,255,.1); border-color: var(--white); }

/* Hero — coupe alpine */
.chamonix-hero {
  position: relative;
  min-height: 940px;
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 28%, rgba(111,146,129,.22), transparent 30%),
    linear-gradient(135deg, var(--pine-deep), var(--pine) 57%, #1d3933);
  color: var(--white);
}
.chamonix-hero::after {
  position: absolute;
  right: -10vw;
  bottom: -18vw;
  width: 68vw;
  height: 42vw;
  border-radius: 50% 50% 0 0;
  background: rgba(255,255,255,.025);
  content: "";
  transform: rotate(-10deg);
}
.hero-contours {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .72;
  pointer-events: none;
}
.hero-contours svg { width: 100%; height: 100%; }
.hero-contours path {
  fill: none;
  stroke: rgba(239,148,126,.34);
  stroke-width: 1;
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) 54px minmax(360px, .72fr);
  align-items: center;
  gap: clamp(26px, 4vw, 70px);
  max-width: var(--max);
  min-height: 870px;
  margin: 0 auto;
  padding: 135px clamp(24px, 5vw, 80px) 105px;
}
.hero-copy { max-width: 810px; }
.hero-eyebrow {
  margin: 0 0 33px;
  color: #ee947e;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .28em;
  text-transform: uppercase;
}
.hero-copy h1 {
  max-width: 850px;
  margin: 0;
  font-family: var(--font-story);
  font-size: clamp(4.65rem, 7.7vw, 8.1rem);
  font-weight: 300;
  letter-spacing: -.055em;
  line-height: .78;
}
.hero-copy h1 em { color: #d9e4df; font-weight: 400; }
.hero-lead {
  max-width: 650px;
  margin: 50px 0 0;
  color: rgba(255,255,255,.78);
  font-size: clamp(1.03rem, 1.3vw, 1.22rem);
  font-weight: 300;
  line-height: 1.85;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 38px; }
.hero-actions .button { min-width: 225px; }
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  margin-top: 46px;
  color: rgba(255,255,255,.55);
  font-size: .65rem;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.hero-proof span { position: relative; }
.hero-proof span:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -16px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--terra);
  content: "";
}
.altitude-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: stretch;
  gap: 17px;
  padding: 92px 0 85px;
  color: rgba(255,255,255,.43);
  font-size: .58rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.altitude-rail i { flex: 1; width: 1px; background: linear-gradient(rgba(255,255,255,.05), rgba(255,255,255,.4), rgba(255,255,255,.05)); }
.hero-portrait {
  position: relative;
  align-self: end;
  height: min(72vh, 735px);
  margin: 0;
  overflow: hidden;
  border-radius: 240px 240px 16px 16px;
  background: var(--pine-soft);
  box-shadow: 0 40px 80px rgba(0,0,0,.24);
}
.hero-portrait::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 62%, rgba(7,23,20,.74));
  content: "";
}
.hero-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center 42%; }
.hero-portrait figcaption {
  position: absolute;
  right: 27px;
  bottom: 27px;
  left: 27px;
  z-index: 1;
  color: rgba(255,255,255,.82);
  font-size: .66rem;
  letter-spacing: .15em;
  line-height: 1.8;
  text-transform: uppercase;
}
.hero-valley {
  position: absolute;
  right: clamp(24px, 5vw, 80px);
  bottom: 26px;
  left: clamp(24px, 5vw, 80px);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: var(--max);
  margin: auto;
  color: rgba(255,255,255,.45);
  font-size: .63rem;
  letter-spacing: .17em;
  text-transform: uppercase;
}
.hero-valley i { flex: 1; height: 1px; background: rgba(255,255,255,.17); }
.hero-valley strong { color: #ef947e; font-weight: 700; }

.page-jump {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  gap: clamp(22px, 4vw, 58px);
  padding: 24px 30px;
  border-bottom: 1px solid #d6d7d2;
  background: rgba(246,245,241,.9);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.page-jump a {
  color: var(--terra-dark);
  font-size: .64rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-decoration: none;
  text-transform: uppercase;
}

/* Approach */
.approach-section { background: var(--snow); }
.approach-shell {
  display: grid;
  grid-template-columns: .92fr 1fr .72fr;
  gap: clamp(40px, 6vw, 95px);
  max-width: var(--max);
  margin: 0 auto;
}
.approach-heading h2,
.valley-heading h2,
.method-heading h2,
.films-heading h2,
.reviews-heading h2,
.formulas-heading h2,
.faq-heading h2 {
  margin: 0;
  font-family: var(--font-story);
  font-size: clamp(3.7rem, 6vw, 6.6rem);
  font-weight: 300;
  letter-spacing: -.04em;
  line-height: .88;
}
h2 em { color: var(--terra); font-weight: 400; }
.approach-copy { padding-top: 58px; }
.approach-copy p { margin: 0 0 24px; color: var(--muted); }
.approach-copy .lead {
  color: var(--ink);
  font-family: var(--font-story);
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1.42;
}
.text-link {
  display: inline-flex;
  gap: 16px;
  margin-top: 16px;
  border-bottom: 1px solid #b8bbb6;
  font-size: .84rem;
  font-weight: 700;
  text-decoration: none;
}
.text-link span { color: var(--terra); }
.approach-facts {
  align-self: start;
  padding: 38px;
  border-radius: 170px 170px 16px 16px;
  background: var(--mist);
}
.approach-facts > p {
  margin: 26px 0 25px;
  color: var(--pine-soft);
  font-size: .69rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-align: center;
  text-transform: uppercase;
}
.approach-facts dl { margin: 0; }
.approach-facts dl div { padding: 21px 5px; border-top: 1px solid rgba(47,65,60,.14); }
.approach-facts dt { color: var(--muted); font-size: .64rem; text-transform: uppercase; }
.approach-facts dd { margin: 6px 0 0; font-family: var(--font-story); font-size: 1.32rem; line-height: 1.25; }

/* Valley */
.valley-section { position: relative; overflow: hidden; background: var(--pine); color: var(--white); }
.valley-section::before {
  position: absolute;
  top: 70px;
  right: -160px;
  width: 620px;
  height: 620px;
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 50%;
  content: "";
}
.valley-shell { position: relative; z-index: 1; max-width: var(--max); margin: 0 auto; }
.valley-heading { display: grid; grid-template-columns: .55fr 1fr; gap: 60px; align-items: start; }
.valley-heading h2 { max-width: 860px; }
.valley-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(65px, 10vw, 160px); margin-top: 90px; }
.valley-copy p { margin: 0 0 27px; color: rgba(255,255,255,.68); }
.valley-copy p:first-child { color: rgba(255,255,255,.9); font-family: var(--font-story); font-size: 1.62rem; line-height: 1.45; }
.valley-map { position: relative; display: flex; flex-direction: column; justify-content: space-between; min-height: 460px; padding: 8px 0; }
.valley-map-line { position: absolute; top: 0; bottom: 0; left: 30px; width: 1px; background: linear-gradient(transparent, rgba(239,148,126,.7) 15%, rgba(239,148,126,.7) 85%, transparent); }
.valley-map article { position: relative; display: grid; grid-template-columns: 60px 1fr; align-items: center; gap: 26px; }
.valley-map article > span {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  background: var(--pine);
  color: rgba(255,255,255,.5);
  font-size: .65rem;
}
.valley-map article.is-main > span { border-color: var(--terra); background: var(--terra); color: var(--white); }
.valley-map h3 { margin: 0; font-family: var(--font-story); font-size: 2.35rem; font-weight: 400; line-height: 1; }
.valley-map p { margin: 5px 0 0; color: rgba(255,255,255,.45); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; }
.valley-photo { margin: 110px 0 0; }
.valley-photo img { width: 100%; height: clamp(420px, 48vw, 670px); object-fit: cover; border-radius: 260px 16px 16px 16px; }
.valley-photo figcaption { display: flex; justify-content: space-between; gap: 30px; padding: 18px 4px 0; color: rgba(255,255,255,.48); font-size: .67rem; letter-spacing: .13em; text-transform: uppercase; }

/* Process */
.method-section { background: var(--stone); }
.method-shell { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(60px, 10vw, 160px); max-width: var(--max); margin: 0 auto; }
.method-heading { position: sticky; top: 130px; align-self: start; }
.method-heading > p:last-child { max-width: 360px; margin-top: 34px; color: var(--muted); }
.method-list { margin: 0; padding: 0; list-style: none; }
.method-list li { display: grid; grid-template-columns: 90px 1fr; gap: 30px; padding: 40px 0; border-top: 1px solid #c9cac5; }
.method-list li:last-child { border-bottom: 1px solid #c9cac5; }
.method-list li > span { padding-top: 8px; color: var(--terra-dark); font-size: .65rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.method-list h3 { margin: 0; font-family: var(--font-story); font-size: clamp(2rem, 3.2vw, 3.2rem); font-weight: 400; line-height: 1; }
.method-list p { max-width: 590px; margin: 15px 0 0; color: var(--muted); }

/* Films */
.films-section { background: var(--pine-deep); color: var(--white); }
.films-shell, .reviews-shell, .formulas-shell, .faq-shell { max-width: var(--max); margin: 0 auto; }
.films-heading, .formulas-heading { display: grid; grid-template-columns: 1.25fr .55fr; gap: 80px; align-items: end; }
.films-heading > p, .formulas-heading > p { margin: 0 0 8px; color: rgba(255,255,255,.57); }
.films-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 85px; }
.film-card { overflow: hidden; border: 1px solid rgba(255,255,255,.12); border-radius: 16px; background: rgba(255,255,255,.04); }
.film-card-side { margin-top: 0; }
.film-preview { position: relative; width: 100%; padding: 0; overflow: hidden; border: 0; background: #0c1714; color: var(--white); cursor: pointer; }
.film-card-main .film-preview,
.film-card-side .film-preview { aspect-ratio: 16 / 10; }
.film-preview img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.7,.2,1), opacity .4s ease; }
.film-preview::after { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,.55)); content: ""; }
.film-preview:hover img { transform: scale(1.025); opacity: .86; }
.film-play { position: absolute; right: 24px; bottom: 24px; z-index: 1; display: grid; place-items: center; width: 92px; height: 92px; border-radius: 50%; background: var(--terra); font-size: .65rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.film-body { padding: clamp(26px, 3.2vw, 44px); }
.film-place { margin: 0 0 9px; color: #ee947e; font-size: .65rem; letter-spacing: .16em; text-transform: uppercase; }
.film-body h3 { margin: 0; font-family: var(--font-story); font-size: clamp(2.5rem, 4vw, 4.5rem); font-weight: 300; line-height: 1; }
.film-body > p:not(.film-place) { color: rgba(255,255,255,.6); }
.film-body ul { display: flex; flex-wrap: wrap; gap: 9px 24px; margin: 25px 0 0; padding: 20px 0 0; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.46); font-size: .64rem; letter-spacing: .1em; list-style: none; text-transform: uppercase; }

/* Reviews */
.reviews-section { background: var(--snow); }
.reviews-shell { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(65px, 9vw, 140px); }
.reviews-heading { position: sticky; top: 130px; align-self: start; }
.reviews-google-link { display: inline-flex; align-items: center; gap: 12px; margin-top: 35px; color: var(--terra-dark); font-size: .72rem; font-weight: 700; letter-spacing: .09em; text-decoration: none; text-transform: uppercase; }
.reviews-stack { border-top: 1px solid #d6d7d2; }
.review-card { position: relative; margin: 0; padding: 46px 0 48px 86px; border-bottom: 1px solid #d6d7d2; }
.review-index { position: absolute; top: 49px; left: 0; color: var(--terra); font-size: .69rem; font-weight: 700; }
.review-stars { color: var(--terra); font-size: .7rem; letter-spacing: .18em; }
.review-card > p { margin: 20px 0 28px; font-family: var(--font-story); font-size: clamp(1.55rem, 2.4vw, 2.55rem); line-height: 1.34; }
.review-card-main > p { font-size: clamp(1.8rem, 2.8vw, 3rem); }
.review-card footer { display: flex; gap: 14px; align-items: baseline; }
.review-card cite { font-style: normal; font-weight: 700; }
.review-card footer span { color: var(--muted); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; }

/* Formulas */
.formulas-section { background: var(--pine); color: var(--white); }
.formula-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 80px; }
.formula-card { position: relative; padding: clamp(28px, 3.5vw, 50px); border: 1px solid rgba(255,255,255,.13); border-radius: 16px; background: rgba(255,255,255,.04); }
.formula-card-featured { background: var(--snow); color: var(--ink); transform: translateY(-18px); }
.formula-badge { position: absolute; top: 18px; right: 18px; padding: 7px 12px; border-radius: 999px; background: var(--terra); color: var(--white); font-size: .57rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.formula-title > span { color: #ee947e; font-size: .67rem; }
.formula-title h3 { margin: 28px 0 5px; font-family: var(--font-story); font-size: clamp(2.6rem, 4vw, 4rem); font-weight: 300; line-height: 1; }
.formula-title p { margin: 16px 0 32px; color: #ee947e; font-size: .72rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.formula-card ul { margin: 0; padding: 0; list-style: none; }
.formula-card li { position: relative; padding: 20px 0 20px 18px; border-top: 1px solid rgba(255,255,255,.13); }
.formula-card-featured li { border-top-color: #d9d9d4; }
.formula-card li::before { position: absolute; top: 29px; left: 0; width: 4px; height: 4px; border-radius: 50%; background: var(--terra); content: ""; }
.formula-card li strong, .formula-card li span { display: block; }
.formula-card li strong { font-size: .79rem; }
.formula-card li span { margin-top: 5px; color: rgba(255,255,255,.55); font-size: .72rem; line-height: 1.6; }
.formula-card-featured li span { color: var(--muted); }
.formulas-actions { display: flex; align-items: center; justify-content: center; gap: 36px; margin-top: 55px; }
.formulas-actions p { max-width: 780px; margin: 0; color: rgba(255,255,255,.5); font-size: .76rem; }

/* FAQ */
.faq-section { background: var(--stone); }
.faq-shell { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(65px, 9vw, 140px); }
.faq-heading { position: sticky; top: 130px; align-self: start; }
.faq-heading > p:last-child { max-width: 360px; margin-top: 30px; color: var(--muted); }
.faq-list { border-top: 1px solid #c9cac5; }
.faq-list details { border-bottom: 1px solid #c9cac5; }
.faq-list summary { position: relative; padding: 29px 55px 29px 0; cursor: pointer; font-family: var(--font-story); font-size: clamp(1.45rem, 2.1vw, 2rem); line-height: 1.25; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span::before, .faq-list summary span::after { position: absolute; top: 50%; right: 8px; width: 17px; height: 1px; background: var(--terra); content: ""; transition: transform .25s ease; }
.faq-list summary span::after { transform: rotate(90deg); }
.faq-list details[open] summary span::after { transform: rotate(0); }
.faq-list details > p { max-width: 740px; margin: 0; padding: 0 65px 30px 0; color: var(--muted); }

/* Video lightbox */
.video-lightbox[hidden] { display: none; }
.video-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 34px;
  background: rgba(5,14,12,.9);
  opacity: 0;
  transition: opacity .25s ease;
}
.video-lightbox.is-open { opacity: 1; }
.video-lightbox-panel { width: min(1180px, 93vw); padding: 18px; border: 1px solid rgba(255,255,255,.17); border-radius: 24px; background: #07100e; box-shadow: 0 45px 120px rgba(0,0,0,.55); }
.video-lightbox-frame { aspect-ratio: 16 / 9; overflow: hidden; border-radius: 16px; background: #000; }
.video-lightbox iframe { width: 100%; height: 100%; border: 0; }
.video-lightbox-panel > p { margin: 16px 4px 2px; color: rgba(255,255,255,.68); font-family: var(--font-story); font-size: 1.45rem; }
.video-lightbox-close { position: fixed; top: 26px; right: 28px; z-index: 1; display: grid; place-items: center; width: 50px; height: 50px; padding: 0; border: 1px solid rgba(255,255,255,.28); border-radius: 50%; background: rgba(255,255,255,.08); color: var(--white); cursor: pointer; font-size: 2rem; line-height: 1; backdrop-filter: blur(12px); }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .75s ease, transform .75s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr 36px minmax(300px, .65fr); }
  .hero-copy h1 { font-size: clamp(4.2rem, 7.2vw, 6.5rem); }
  .approach-shell { grid-template-columns: 1fr 1fr; }
  .approach-facts { grid-column: 2; }
  .formula-grid { grid-template-columns: 1fr; max-width: 760px; margin-right: auto; margin-left: auto; }
  .formula-card-featured { transform: none; }
}

@media (max-width: 860px) {
  .section-pad { padding: 88px 24px; }
  .chamonix-hero { min-height: 0; padding-bottom: 65px; }
  .hero-grid { display: flex; flex-direction: column; align-items: stretch; min-height: 0; padding: 132px 24px 0; }
  .hero-copy { max-width: none; }
  .hero-copy h1 { font-size: clamp(4rem, 16vw, 6.6rem); line-height: .82; }
  .hero-lead { margin-top: 35px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-proof { gap: 10px 22px; margin-top: 30px; }
  .hero-proof span:not(:last-child)::after { right: -12px; }
  .altitude-rail { display: none; }
  .hero-portrait { align-self: center; width: min(100%, 530px); height: 650px; margin-top: 35px; border-radius: 260px 260px 14px 14px; }
  .hero-valley { position: relative; right: auto; bottom: auto; left: auto; flex-wrap: wrap; justify-content: center; margin: 32px 24px 0; }
  .hero-valley i { flex: 0 0 20px; }
  .page-jump { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; padding: 0; }
  .page-jump a { display: grid; min-height: 58px; padding: 12px 6px; place-items: center; border-right: 1px solid #deded9; border-bottom: 1px solid #deded9; text-align: center; }
  .approach-shell, .valley-heading, .valley-layout, .method-shell, .reviews-shell, .faq-shell, .films-heading, .formulas-heading { grid-template-columns: 1fr; }
  .approach-copy { padding-top: 0; }
  .approach-facts { grid-column: auto; width: min(100%, 520px); margin: 0 auto; padding: 34px; }
  .valley-heading, .films-heading, .formulas-heading { gap: 30px; }
  .valley-layout { gap: 65px; margin-top: 65px; }
  .valley-map { min-height: 410px; }
  .valley-photo { margin-top: 80px; }
  .valley-photo img { border-radius: 180px 14px 14px 14px; }
  .method-heading, .reviews-heading, .faq-heading { position: static; }
  .films-grid { grid-template-columns: 1fr; margin-top: 60px; }
  .film-card-side { margin-top: 0; }
  .reviews-stack { margin-top: 25px; }
  .formulas-actions { flex-direction: column; text-align: center; }
}

@media (max-width: 560px) {
  .section-pad { padding: 76px 20px; }
  .hero-grid { padding-right: 20px; padding-left: 20px; }
  .hero-eyebrow { max-width: 280px; font-size: .65rem; line-height: 1.6; }
  .hero-copy h1 { font-size: clamp(3.65rem, 17vw, 5.2rem); }
  .hero-portrait { height: 560px; }
  .hero-proof span:not(:last-child)::after { display: none; }
  .hero-proof { flex-direction: column; }
  .hero-valley { display: grid; grid-template-columns: 1fr 16px 1fr; text-align: center; }
  .hero-valley i { width: 16px; }
  .hero-valley strong { grid-column: 1 / -1; }
  .page-jump { grid-template-columns: repeat(2, 1fr); }
  .approach-heading h2, .valley-heading h2, .method-heading h2, .films-heading h2, .reviews-heading h2, .formulas-heading h2, .faq-heading h2 { font-size: clamp(3.3rem, 15.2vw, 4.65rem); }
  .approach-facts { border-radius: 120px 120px 14px 14px; }
  .valley-map article { grid-template-columns: 52px 1fr; gap: 20px; }
  .valley-map article > span { width: 52px; height: 52px; }
  .valley-map-line { left: 26px; }
  .valley-map h3 { font-size: 1.95rem; }
  .valley-photo img { height: 420px; border-radius: 125px 12px 12px 12px; }
  .valley-photo figcaption { flex-direction: column; gap: 4px; }
  .method-list li { grid-template-columns: 64px 1fr; gap: 17px; }
  .film-play { right: 17px; bottom: 17px; width: 74px; height: 74px; font-size: .58rem; }
  .review-card { padding-left: 42px; }
  .review-card > p, .review-card-main > p { font-size: 1.6rem; }
  .formula-card { padding: 28px 23px; }
  .formula-badge { position: static; display: inline-block; margin-bottom: 20px; }
  .faq-list summary { font-size: 1.38rem; }
  .video-lightbox { padding: 12px; }
  .video-lightbox-panel { width: 100%; padding: 9px; border-radius: 16px; }
  .video-lightbox-frame { border-radius: 10px; }
  .video-lightbox-close { top: 14px; right: 14px; width: 44px; height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}