:root {
  --red: #e22630;
  --ink: #0b0b0c;
  --paper: #f5f5f2;
  --white: #ffffff;
  --muted: #a3a3a3;
  --line: rgba(255,255,255,.16);
  --radius: 2rem;
  --pad: clamp(1.25rem, 4vw, 4.5rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: "Avenir Next", Avenir, "Helvetica Neue", Arial, sans-serif; overflow-x: hidden; }
body.age-locked { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { display: block; max-width: 100%; }

.age-gate { position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center; padding: 1rem; background: rgba(5,5,6,.86); backdrop-filter: blur(20px); transition: opacity .5s ease, visibility .5s ease; }
.age-gate.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.age-card { width: min(620px, 100%); padding: clamp(2rem, 5vw, 4.5rem); background: white; border-radius: 1.75rem; box-shadow: 0 2rem 8rem rgba(0,0,0,.35); text-align: center; }
.age-logo { width: 190px; margin: 0 auto 2.75rem; }
.age-card h1 { font-size: clamp(2.4rem, 6vw, 4.8rem); line-height: .95; letter-spacing: -.06em; margin: .8rem 0 1.5rem; }
.age-card > p:not(.eyebrow) { color: #606060; font-size: 1.05rem; }
.age-actions { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-top: 2rem; }
.button { border: 1px solid var(--ink); border-radius: 999px; padding: 1rem 1.3rem; cursor: pointer; transition: transform .2s, background .2s, color .2s; }
.button:hover { transform: translateY(-2px); }
.button-dark { background: var(--ink); color: white; }
.button-ghost { background: white; color: var(--ink); }
.age-note { min-height: 1.4rem; margin: 1.2rem 0 0; font-size: .78rem !important; }
.age-note a { color: var(--ink); text-decoration: underline; text-underline-offset: .18em; }
.age-note a:hover { color: var(--red); }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; height: 82px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 2rem; padding: 0 var(--pad); color: white; transition: background .35s, height .35s, box-shadow .35s; }
.site-header.scrolled { height: 68px; background: rgba(11,11,12,.9); backdrop-filter: blur(18px); box-shadow: 0 1px rgba(255,255,255,.08); }
.brand { display: flex; flex-direction: column; align-items: flex-start; gap: 1rem; }
.brand img { display: block; width: 170px; filter: invert(1); }
.brand-tagline { color: #777; font-size: .7rem; letter-spacing: .14em; }
nav { display: flex; gap: clamp(1rem, 2.5vw, 2.6rem); font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; }
nav a, .nav-cta { position: relative; }
nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.5rem; height: 2px; background: var(--red); transition: right .25s; }
nav a:hover::after { right: 0; }
.nav-cta { justify-self: end; padding: .75rem 1rem; border: 1px solid rgba(255,255,255,.5); border-radius: 999px; font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.menu-toggle { display: none; }

.dark-section { background: var(--ink); color: white; }
.hero { position: relative; min-height: 100svh; padding: calc(clamp(7.5rem, 10vw, 9rem) + 1cm) var(--pad) clamp(4rem, 7vw, 6rem); overflow: hidden; }
.bubble-field { position: absolute; inset: 0; pointer-events: none; opacity: .72; mask-image: linear-gradient(90deg, transparent 0%, black 52%); }
.bubble { position: absolute; width: var(--size); height: var(--size); left: var(--x); top: var(--y); border: 1px solid rgba(255,255,255,.25); border-radius: 50%; background: radial-gradient(circle at 30% 25%, rgba(255,255,255,.35), rgba(255,255,255,.03) 35%, rgba(226,38,48,.18) 70%, transparent 72%); animation: drift var(--duration) ease-in-out infinite alternate; animation-delay: var(--delay); }
@keyframes drift { to { transform: translate3d(var(--dx), -45px, 0) scale(1.08); } }
.hero-copy { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(330px, .85fr); column-gap: clamp(3rem, 7vw, 8rem); align-items: end; }
.hero-copy .eyebrow { grid-column: 1 / -1; }
.eyebrow { margin: 0 0 1.2rem; font-size: .76rem; font-weight: 800; text-transform: uppercase; letter-spacing: .2em; }
.eyebrow.red { color: var(--red); }
.hero h1 { margin: 0; font-size: clamp(4.5rem, 7.5vw, 8rem); line-height: .8; letter-spacing: -.075em; font-weight: 700; }
.hero h1 em { color: var(--red); font-style: normal; }
.hero-intro { max-width: 620px; margin: 0 0 .35rem; color: #c9c9c9; font-size: clamp(1.05rem, 1.35vw, 1.3rem); line-height: 1.62; }
.text-link { display: inline-flex; align-items: center; gap: 1rem; padding-bottom: .35rem; border-bottom: 1px solid currentColor; font-size: .87rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; }
.text-link span { color: var(--red); font-size: 1.2em; }
.text-link.light { color: white; }
.hero-products { position: relative; z-index: 3; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: calc(clamp(2.5rem, 5vw, 4.5rem) + 3cm); }
.hero-products::before { content: ""; position: absolute; z-index: 4; left: calc(50% - 4rem); top: 50%; width: 8rem; height: 1px; background: var(--red); }
.hero-product { min-width: 0; padding: 1.1rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.05); backdrop-filter: blur(10px); transform-style: preserve-3d; transition: transform .25s ease, border-color .25s ease; }
.hero-product:hover { border-color: rgba(255,255,255,.45); }
.product-label { display: flex; justify-content: space-between; padding: .45rem .5rem 1rem; font-size: .82rem; letter-spacing: .11em; text-transform: uppercase; }
.product-label span { color: var(--red); }
.product-visual { overflow: hidden; height: clamp(320px, 42vh, 510px); border-radius: calc(var(--radius) - .8rem); background: white; }
.product-visual img { width: 100%; height: 100%; transition: transform .8s cubic-bezier(.2,.8,.2,1); }
.hero-product:hover img { transform: scale(1.035); }
.pouch-visual { display: grid; grid-template-rows: 1fr 1fr; gap: clamp(1.25rem, 2.2vw, 2rem); padding: 1rem .75rem; background: transparent; overflow: hidden; }
.pouch-range { position: relative; min-height: 0; margin: 0; overflow: hidden; border-radius: calc(var(--radius) - 1.2rem); background: rgba(255,255,255,.025); }
.pouch-range img { position: absolute; left: 0; top: 50%; width: 200%; max-width: none; height: auto; transform: translateY(-50%); transform-origin: left center; filter: drop-shadow(0 1rem 1.4rem rgba(0,0,0,.22)); }
.product-pouch:hover .pouch-range img { transform: translateY(-50%) scale(1.025); }
.pouch-range figcaption { position: absolute; left: .75rem; bottom: .65rem; padding: .45rem .65rem; border-radius: 999px; background: rgba(11,11,12,.82); color: white; font-size: .62rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; backdrop-filter: blur(8px); }
.air-visual img { object-fit: contain; object-position: center; padding: 0; }
.air-visual { position: relative; background: #000; }
.air-labels { position: absolute; inset: 0; pointer-events: none; }
.air-labels span { position: absolute; z-index: 2; right: .75rem; top: var(--y); transform: translateY(-50%); padding: .45rem .65rem; border-radius: 999px; background: rgba(11,11,12,.82); color: white; font-size: .62rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; backdrop-filter: blur(8px); }
.hero-product > p { margin: 1rem .5rem .3rem; color: #bdbdbd; font-size: .92rem; }
.platform-lockup { position: absolute; z-index: 6; left: 50%; top: 50%; width: 9.5rem; aspect-ratio: 1; display: grid; place-items: center; transform: translate(-50%, -50%); border: 1px solid rgba(255,255,255,.34); border-radius: 50%; background: var(--red); box-shadow: 0 1.5rem 5rem rgba(0,0,0,.45); backdrop-filter: blur(14px); text-align: center; }
.platform-lockup strong { font-size: .66rem; line-height: 1.4; letter-spacing: .16em; }
.hero-close { position: relative; z-index: 3; display: flex; justify-content: space-between; align-items: center; gap: 2rem; margin-top: 2rem; }
.hero-close > p { margin: 0; color: #8d8d8d; font-size: .74rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.section { padding: clamp(6rem, 11vw, 10rem) var(--pad); }
.story { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(3rem, 8vw, 9rem); background: white; }
.story-head h2 { margin: 0; font-size: clamp(3.5rem, 7.8vw, 8rem); line-height: .88; letter-spacing: -.07em; }
.story-head h2 em { color: var(--red); font-style: normal; }
.story-body { align-self: end; display: grid; gap: 1.5rem; }
.story-body p { margin: 0; color: #5b5b5b; font-size: clamp(1.05rem, 1.45vw, 1.3rem); line-height: 1.7; }
.story-body strong { color: var(--ink); }
.story-shift { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch; margin-top: clamp(1rem, 4vw, 4rem); border: 1px solid #d6d6d1; border-radius: var(--radius); overflow: hidden; background: var(--paper); }
.story-shift > div { min-height: 250px; display: flex; flex-direction: column; justify-content: space-between; padding: clamp(1.5rem, 3vw, 3rem); }
.story-shift span { color: #777; font-size: .72rem; font-weight: 800; letter-spacing: .14em; }
.story-shift strong { font-size: clamp(2.2rem, 4.5vw, 5rem); line-height: .9; letter-spacing: -.055em; }
.story-shift > b { align-self: center; color: var(--red); font-size: 2.5rem; font-weight: 400; }
.story-shift .story-now { background: var(--red); color: white; }
.story-shift .story-now span { color: white; }
.section-head { display: grid; grid-template-columns: 1.3fr .7fr; column-gap: 3rem; align-items: end; margin-bottom: clamp(3rem, 6vw, 6rem); }
.section-head .eyebrow { grid-column: 1 / -1; }
.section-head h2, .platform h2, .science h2, .manifesto h2, .contact h2 { margin: 0; font-size: clamp(3rem, 7vw, 7rem); line-height: .92; letter-spacing: -.065em; }
.section-head > p:last-child { max-width: 560px; color: #5f5f5f; font-size: 1.1rem; line-height: 1.65; }
.product-switcher { overflow: hidden; border-radius: var(--radius); background: white; box-shadow: 0 1.5rem 6rem rgba(0,0,0,.08); }
.switcher-tabs { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid #deded9; }
.product-tab { display: flex; justify-content: space-between; border: 0; border-right: 1px solid #deded9; padding: 1.4rem 1.6rem; background: #ecece8; color: #747474; cursor: pointer; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; transition: color .25s, background .25s; }
.product-tab:last-child { border-right: 0; }
.product-tab span { color: var(--red); }
.product-tab.active { background: white; color: var(--ink); }
.switcher-stage { display: grid; grid-template-columns: .75fr 1.25fr; min-height: 600px; }
.stage-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(2rem, 5vw, 5rem); }
.stage-kicker { color: var(--red); font-size: .74rem; font-weight: 800; letter-spacing: .16em; }
.stage-copy h3 { margin: .6rem 0 1rem; font-size: clamp(2.5rem, 4.3vw, 4.8rem); line-height: .98; letter-spacing: -.055em; }
.stage-lead { color: #555; font-size: 1.16rem; line-height: 1.6; }
.stage-copy ul { margin: 2rem 0 0; padding: 0; list-style: none; border-top: 1px solid #ddd; }
.stage-copy li { padding: .9rem 0; border-bottom: 1px solid #ddd; font-size: .88rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.stage-image { position: relative; min-height: 500px; margin: 0; overflow: hidden; background: #f2f2ef; }
.stage-image img { width: 100%; height: 100%; object-fit: cover; transition: opacity .25s, transform .6s; }
.stage-image.pouch-stage { background: #ecece8; }
.stage-image.pouch-stage img { position: absolute; left: 0; top: 50%; width: 200%; max-width: none; height: auto; padding: clamp(1rem, 3vw, 3rem); transform: translateY(-50%); transform-origin: left center; }
.stage-image.pouch-stage.changing img { transform: translateY(-50%) scale(1.02); }
.stage-image.changing img { opacity: .15; transform: scale(1.02); }
.stage-image figcaption { position: absolute; left: 1rem; right: 1rem; bottom: 1rem; padding: .85rem 1rem; border-radius: 999px; background: rgba(255,255,255,.82); backdrop-filter: blur(12px); font-size: .77rem; text-align: center; }

.platform { position: relative; overflow: hidden; }
.formula-hero { position: relative; z-index: 3; display: grid; grid-template-columns: 1.15fr .85fr; min-height: 680px; margin: calc(clamp(6rem, 11vw, 10rem) * -1) calc(var(--pad) * -1) clamp(6rem, 10vw, 9rem); overflow: hidden; background: #ecece8; color: var(--ink); }
.formula-image { position: relative; min-height: 680px; margin: 0; overflow: hidden; background: white; }
.formula-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 58%, rgba(236,236,232,.72)); pointer-events: none; }
.formula-image img { width: 100%; height: 100%; object-fit: cover; object-position: 56% center; }
.formula-image figcaption { position: absolute; z-index: 2; left: clamp(1.2rem, 3vw, 3rem); bottom: clamp(1.2rem, 3vw, 3rem); max-width: 310px; padding: .75rem 1rem; border-radius: 999px; background: rgba(255,255,255,.82); backdrop-filter: blur(12px); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.formula-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(3rem, 6vw, 7rem) var(--pad) clamp(3rem, 6vw, 7rem) clamp(2rem, 5vw, 5rem); }
.formula-copy h2 { font-size: clamp(3.2rem, 6.4vw, 7rem); }
.formula-copy h2 em { color: var(--red); font-style: normal; }
.formula-copy > p:not(.eyebrow) { margin: 1.5rem 0 0; color: #555; font-size: 1.08rem; line-height: 1.7; }
.formula-copy strong { color: var(--ink); }
.formula-formats { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 2rem; }
.formula-formats span { padding: .7rem .9rem; border: 1px solid #bbb; border-radius: 999px; font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.platform-copy { position: relative; z-index: 2; max-width: 980px; margin-bottom: clamp(4rem, 9vw, 9rem); }
.platform-copy > p:last-child { max-width: 760px; color: #aaa; font-size: 1.15rem; line-height: 1.7; }
.reaction-orbit { position: absolute; right: -10vw; top: -8vw; width: min(48vw, 690px); aspect-ratio: 1; border: 1px solid rgba(255,255,255,.11); border-radius: 50%; animation: spin 36s linear infinite; }
.reaction-orbit::before, .reaction-orbit::after { content: ""; position: absolute; inset: 13%; border: 1px solid rgba(255,255,255,.08); border-radius: inherit; }
.reaction-orbit::after { inset: 27%; }
.orbit-center { position: absolute; inset: 38%; display: grid; place-items: center; border-radius: 50%; background: var(--red); font-size: 3rem; font-weight: 900; }
.reaction-orbit > span { --angle: calc(var(--i) * 60deg); position: absolute; left: 50%; top: 50%; width: calc(20px + var(--i) * 5px); aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(255,255,255,.32); background: rgba(255,255,255,.05); transform: rotate(var(--angle)) translateX(42%) translateX(255px); }
@keyframes spin { to { transform: rotate(360deg); } }
.dimension-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.dimension { min-height: 270px; padding: 2rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .3s; }
.dimension:hover { background: var(--red); }
.dimension span { color: #777; font-size: .75rem; }
.dimension:hover span { color: white; }
.dimension h3 { margin: 4rem 0 .8rem; font-size: 1.55rem; }
.dimension p { margin: 0; color: #999; line-height: 1.55; }
.dimension:hover p { color: white; }

.science { background: white; }
.science-title { display: grid; grid-template-columns: 1fr 1fr; }
.science-title .eyebrow { grid-column: 1 / -1; }
.science-title h2 { grid-column: 1 / -1; }
.science-proof { display: grid; grid-template-columns: .7fr 1.3fr; gap: 4rem; align-items: end; margin: 6rem 0; padding-top: 2rem; border-top: 1px solid #ccc; }
.patent-number { display: flex; align-items: end; gap: 1rem; }
.patent-number strong { font-size: clamp(6rem, 14vw, 13rem); line-height: .72; letter-spacing: -.08em; color: var(--red); }
.patent-number span { max-width: 90px; padding-bottom: .3rem; font-size: .76rem; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; }
.science-proof > p { max-width: 650px; margin: 0; color: #565656; font-size: 1.25rem; line-height: 1.65; }
.research-story { display: grid; grid-template-columns: .7fr 1.3fr; gap: 4rem; align-items: center; margin: 6rem 0 2rem; padding: clamp(2rem, 4vw, 4rem); border-radius: var(--radius); background: var(--ink); color: white; }
.research-story + .science-proof { margin-top: 2rem; }
.research-time { display: flex; align-items: end; gap: 1rem; }
.research-time strong { color: var(--red); font-size: clamp(5.5rem, 11vw, 10rem); line-height: .7; letter-spacing: -.08em; }
.research-time span { padding-bottom: .15rem; font-size: .75rem; font-weight: 800; line-height: 1.35; letter-spacing: .1em; text-transform: uppercase; }
.research-story > p { max-width: 760px; margin: 0; color: #a9a9a9; font-size: clamp(1.05rem, 1.55vw, 1.35rem); line-height: 1.7; }
.research-story > p strong { color: white; font-weight: 650; }
.science-paper { position: relative; height: clamp(240px, 26vw, 360px); margin: 0 0 2rem; overflow: hidden; border-radius: var(--radius); background: #efefed; box-shadow: 0 1.5rem 5rem rgba(0,0,0,.12); }
.science-paper::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(245,245,242,.38), transparent 16%, transparent 84%, rgba(245,245,242,.38)); pointer-events: none; }
.science-paper img { width: 100%; height: 100%; object-fit: cover; object-position: center 29%; transform: scale(1.045) rotate(-.35deg); }
.science-paper figcaption { position: absolute; z-index: 2; left: 1.25rem; bottom: 1.25rem; padding: .7rem .9rem; border-radius: 999px; background: var(--ink); color: white; font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.science-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 1.5rem; padding: clamp(2rem, 4vw, 4rem); border-radius: var(--radius); background: var(--paper); }
.science-flow div { display: grid; gap: .35rem; }
.science-flow span { color: var(--red); font-size: .72rem; font-weight: 800; }
.science-flow strong { font-size: clamp(1.4rem, 2.3vw, 2.3rem); }
.science-flow small { color: #777; font-size: .82rem; line-height: 1.5; }
.science-flow b { color: var(--red); font-size: 2rem; font-weight: 400; }

.actives { background: #dfe1df; }
.actives-intro { max-width: 1100px; }
.actives-intro h2 { margin: 0; font-size: clamp(3rem, 7vw, 7rem); line-height: .9; letter-spacing: -.065em; }
.actives-intro h2 em { color: var(--red); font-style: normal; }
.actives-intro > p:last-child { max-width: 720px; margin: 2rem 0 5rem auto; color: #4f4f4f; font-size: 1.18rem; line-height: 1.7; }
.active-spectrum { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: #bfc1bf; border: 1px solid #bfc1bf; }
.active-card { min-height: 270px; padding: 2rem; background: #eceeeb; transition: background .3s, color .3s, transform .3s; }
.active-card:hover { position: relative; z-index: 2; background: var(--red); color: white; transform: scale(1.018); }
.active-card span { color: var(--red); font-size: .74rem; font-weight: 800; }
.active-card:hover span { color: white; }
.active-card h3 { margin: 5rem 0 .8rem; font-size: clamp(1.7rem, 3vw, 3rem); letter-spacing: -.04em; }
.active-card p { max-width: 290px; margin: 0; color: #666; line-height: 1.55; }
.active-card:hover p { color: white; }

.manifesto { display: grid; grid-template-columns: 1fr 1fr; background: #18181a; color: white; }
.manifesto-image { min-height: 760px; overflow: hidden; }
.manifesto-image img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; filter: saturate(.85) contrast(1.05); }
.manifesto-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(3rem, 7vw, 7rem); }
.manifesto-copy .eyebrow { color: var(--red); }
.manifesto-copy p:not(.eyebrow) { color: #aaa; font-size: 1.08rem; line-height: 1.75; }
.manifesto-copy .text-link { margin-top: 2rem; align-self: flex-start; }

.team { overflow: hidden; background: white; }
.team-head { display: grid; grid-template-columns: 1.25fr .75fr; column-gap: clamp(2rem, 6vw, 7rem); align-items: end; margin-bottom: clamp(3rem, 6vw, 6rem); }
.team-head .eyebrow { grid-column: 1 / -1; }
.team-head h2 { margin: 0; font-size: clamp(3rem, 7vw, 7rem); line-height: .9; letter-spacing: -.065em; }
.team-head h2 em { color: var(--red); font-style: normal; }
.team-head > p:last-child { max-width: 520px; margin: 0; color: #5f5f5f; font-size: 1.1rem; line-height: 1.65; }
.team-portrait-strip { margin: 0; overflow-x: auto; overflow-y: hidden; scrollbar-width: thin; scrollbar-color: var(--red) #e5e5e1; }
.team-portrait-grid { display: grid; grid-template-columns: repeat(6, 1fr); min-width: 1050px; padding: 1.5rem; }
.team-member { position: relative; z-index: 1; aspect-ratio: 2110 / 3072; background: url('/assets/splash-senior-team.png') var(--portrait-position) center / 600% 100% no-repeat; transform: scale(1); transition: transform .3s cubic-bezier(.2,.7,.2,1); }
.team-member:hover { z-index: 2; transform: scale(1.1); }

.contact { background: var(--red); color: white; }
.contact-line { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 3rem; }
.contact-line .eyebrow { grid-column: 1 / -1; }
.contact-button { min-width: min(330px, 100%); display: flex; justify-content: space-between; align-items: center; padding: 1.25rem 1.5rem; border: 1px solid white; border-radius: 999px; font-weight: 700; transition: background .25s, color .25s; }
.contact-button:hover { background: white; color: var(--red); }

footer { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 3rem; padding: 4rem var(--pad) 2rem; background: var(--ink); color: white; font-size: .84rem; }
.footer-brand img { width: 175px; filter: invert(1); margin-bottom: 1rem; }
.footer-brand span { color: #777; font-size: .7rem; letter-spacing: .14em; }
.footer-address { color: #aaa; line-height: 1.7; }
.footer-links { display: flex; justify-content: flex-end; gap: 1.5rem; }
.footer-links a:hover { color: var(--red); }
.adult-note, .copyright { grid-column: span 2; margin: 2rem 0 0; padding-top: 1.5rem; border-top: 1px solid var(--line); color: #777; }
.copyright { grid-column: span 1; text-align: right; }

.legal-page { background: var(--paper); }
.legal-header { background: rgba(11,11,12,.94); }
.legal-hero { position: relative; min-height: 78svh; display: flex; flex-direction: column; justify-content: flex-end; padding: clamp(9rem, 13vw, 13rem) var(--pad) clamp(4rem, 7vw, 6rem); overflow: hidden; }
.legal-hero > * { position: relative; z-index: 2; }
.legal-hero h1 { max-width: 1000px; margin: 0; font-size: clamp(5rem, 11vw, 11rem); line-height: .78; letter-spacing: -.08em; }
.legal-hero h1 em { color: var(--red); font-style: normal; }
.legal-hero > p:not(.eyebrow) { max-width: 650px; margin: 2rem 0 0 auto; color: #aaa; font-size: clamp(1.05rem, 1.5vw, 1.3rem); line-height: 1.65; }
.legal-orbit { position: absolute; z-index: 1; right: -10vw; top: 2vw; width: min(55vw, 760px); aspect-ratio: 1; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; }
.legal-orbit::before, .legal-orbit::after { content: ""; position: absolute; inset: 15%; border: 1px solid rgba(255,255,255,.09); border-radius: 50%; }
.legal-orbit::after { inset: 31%; background: var(--red); border: 0; box-shadow: 0 0 8rem rgba(226,38,48,.25); }
.legal-orbit span { position: absolute; z-index: 2; inset: 47%; border-radius: 50%; background: var(--ink); }
.legal-jump { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(3rem, 7vw, 7rem); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.legal-jump a { display: flex; justify-content: space-between; padding: 1.25rem 1.4rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: .8rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; transition: background .25s; }
.legal-jump a:hover { background: var(--red); }
.legal-jump span { color: #777; }
.legal-content { display: grid; grid-template-columns: minmax(220px, .32fr) minmax(0, 1fr); gap: clamp(3rem, 8vw, 9rem); padding: clamp(5rem, 10vw, 10rem) var(--pad); }
.legal-index { position: sticky; top: 110px; align-self: start; display: grid; }
.legal-index > a { display: flex; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid #ccc; font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.legal-index > a:hover { color: var(--red); }
.legal-index > a span { color: var(--red); }
.legal-updated { margin-top: 3rem; color: #777; font-size: .76rem; line-height: 1.6; text-transform: uppercase; letter-spacing: .1em; }
.legal-updated strong { color: var(--ink); }
.legal-sections { min-width: 0; }
.legal-section { position: relative; padding: 1rem 0 clamp(6rem, 11vw, 11rem); scroll-margin-top: 90px; }
.legal-section + .legal-section { padding-top: clamp(5rem, 8vw, 8rem); border-top: 1px solid #c9c9c4; }
.legal-number { position: absolute; top: 0; right: 0; color: var(--red); font-size: clamp(5rem, 10vw, 10rem); font-weight: 800; line-height: .75; letter-spacing: -.08em; opacity: .12; }
.legal-section h2 { position: relative; margin: 0; font-size: clamp(4rem, 9vw, 9rem); line-height: .86; letter-spacing: -.075em; }
.legal-lead { max-width: 780px; margin: 2rem 0 clamp(4rem, 7vw, 7rem); color: #555; font-size: clamp(1.15rem, 1.8vw, 1.55rem); line-height: 1.65; }
.legal-section > section { padding: 2rem 0; border-top: 1px solid #d1d1cc; }
.legal-section h3 { margin: 0 0 .8rem; font-size: 1.05rem; letter-spacing: -.02em; }
.legal-section section p { max-width: 840px; margin: 0; color: #5d5d5d; line-height: 1.75; }
.legal-section section a { color: var(--red); text-decoration: underline; text-underline-offset: .2em; }
.legal-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid #d1d1cc; border-left: 1px solid #d1d1cc; }
.legal-grid section { min-height: 190px; padding: 1.75rem; border-right: 1px solid #d1d1cc; border-bottom: 1px solid #d1d1cc; }

.reveal { opacity: 0; transform: translateY(34px); transition: opacity .85s ease, transform .85s cubic-bezier(.2,.7,.2,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav, .nav-cta { display: none; }
  .menu-toggle { display: grid; gap: 5px; padding: .5rem; border: 0; background: transparent; }
  .menu-toggle span { width: 25px; height: 2px; background: white; }
  .site-header.menu-open { height: auto; grid-template-columns: 1fr auto; padding-block: 1.2rem; background: var(--ink); }
  .site-header.menu-open nav { grid-column: 1 / -1; display: grid; gap: 1.2rem; padding: 1.5rem 0 .5rem; }
  .hero-copy { grid-template-columns: 1fr; }
  .hero-intro { margin-top: 2rem; }
  .hero-products { grid-template-columns: 1fr 1fr; margin-top: calc(clamp(4rem, 9vw, 7rem) + 3cm); }
  .manifesto { grid-template-columns: 1fr; }
  .team-head { grid-template-columns: 1fr; }
  .team-head > p:last-child { margin-top: 1.5rem; }
  .formula-hero { grid-template-columns: 1fr; }
  .formula-image { min-height: 520px; }
  .formula-image::after { background: linear-gradient(180deg, transparent 72%, rgba(236,236,232,.65)); }
  .product-visual { min-height: 420px; }
  .section-head, .switcher-stage, .science-proof, .research-story { grid-template-columns: 1fr; }
  .story { grid-template-columns: 1fr; }
  .story-shift { grid-column: 1; }
  .section-head > p:last-child { margin-top: 1rem; }
  .stage-image { min-height: 430px; }
  .dimension-grid { grid-template-columns: repeat(2, 1fr); }
  .active-spectrum { grid-template-columns: repeat(2, 1fr); }
  .manifesto-image { min-height: 580px; }
  .contact-line { grid-template-columns: 1fr; }
  .contact-button { justify-self: start; }
  .legal-content { grid-template-columns: 1fr; }
  .legal-index { position: static; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
  .legal-index .eyebrow, .legal-updated { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  :root { --radius: 1.25rem; }
  .site-header { height: 68px; }
  .brand img { width: 135px; }
  .hero { padding-top: calc(7.5rem + 1cm); }
  .hero h1 { font-size: clamp(4.2rem, 23vw, 7rem); }
  .hero-products { grid-template-columns: 1fr; }
  .hero-products::before { display: none; }
  .platform-lockup { position: relative; left: auto; top: auto; width: 100%; aspect-ratio: auto; min-height: 5.5rem; transform: none; border-radius: 999px; }
  .platform-lockup strong { line-height: 1.15; }
  .hero-close { align-items: flex-start; flex-direction: column; }
  .product-visual { min-height: 320px; }
  .air-labels span { right: .5rem; font-size: .58rem; }
  .section-head h2, .platform h2, .science h2, .manifesto h2, .contact h2 { font-size: clamp(2.8rem, 14vw, 4.5rem); }
  .switcher-tabs { grid-template-columns: 1fr; }
  .product-tab { border-right: 0; border-bottom: 1px solid #ddd; }
  .switcher-stage { min-height: 0; }
  .stage-image { min-height: 350px; order: -1; }
  .dimension-grid { grid-template-columns: 1fr; }
  .active-spectrum { grid-template-columns: 1fr; }
  .dimension { min-height: 220px; }
  .dimension h3 { margin-top: 3rem; }
  .science-flow { grid-template-columns: 1fr; }
  .story-shift { grid-template-columns: 1fr; }
  .story-shift > b { transform: rotate(90deg); justify-self: center; padding: .75rem 0; }
  .science-flow b { transform: rotate(90deg); justify-self: start; }
  .science-proof { gap: 2rem; }
  .manifesto-image { min-height: 480px; }
  .formula-hero { min-height: 0; }
  .formula-image { min-height: 360px; }
  .formula-image figcaption { max-width: calc(100% - 2rem); font-size: .63rem; }
  .formula-copy { padding: 3rem 1.25rem 4rem; }
  .age-actions { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; flex-wrap: wrap; }
  .adult-note, .copyright { grid-column: 1; text-align: left; margin-top: 0; }
  .legal-hero { min-height: 72svh; }
  .legal-hero h1 { font-size: clamp(4.5rem, 23vw, 7rem); }
  .legal-hero > p:not(.eyebrow) { margin-left: 0; }
  .legal-jump { grid-template-columns: 1fr; }
  .legal-content { padding-top: 4rem; }
  .legal-index { grid-template-columns: 1fr; }
  .legal-index .eyebrow, .legal-updated { grid-column: 1; }
  .legal-grid { grid-template-columns: 1fr; }
  .legal-section h2 { font-size: clamp(4rem, 20vw, 6rem); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}