:root{--color-bg:#fff;--color-surface:#eef5f5;--color-ink:#081114;--color-muted:#5d6c71;--color-primary:#0573aa;--color-primary-strong:#00537c;--color-primary-soft:#d1e8fa;--color-heat:#f99549;--color-border:#869696;--color-error:#941714;--color-success:#07502c;--color-dark-surface:#121a1c;--focus-ring-inner:var(--color-ink);--focus-ring-outer:var(--color-bg);--space-2xs:.25rem;--space-xs:.5rem;--space-sm:.75rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--space-3xl:4rem;--space-4xl:6rem;--space-section:clamp(4.5rem, 10vw, 9rem);--page-gutter:clamp(1rem, 3vw, 3.25rem);--radius-sm:.25rem;--radius-md:.5rem;--header-height:6.5rem;--ease-out-quart:cubic-bezier(.25, 1, .5, 1);--ease-out-expo:cubic-bezier(.16, 1, .3, 1);--z-dropdown:20;--z-sticky:30;--z-backdrop:40;--z-modal:50;--z-toast:60}@supports (color:lab(0% 0 0)){:root{--color-bg:lab(100% 0 0);--color-surface:lab(96.0198% -2.53281 -1.06353);--color-ink:lab(4.49478% -2.38094 -2.72278);--color-muted:lab(44.439% -5.02455 -4.87707);--color-primary:lab(45.3056% -11.9246 -37.3657);--color-primary-strong:lab(32.5568% -9.54332 -31.0852);--color-primary-soft:lab(90.7621% -5.46369 -11.4126);--color-heat:lab(71.4182% 34.3247 55.362);--color-border:lab(60.7389% -5.6923 -2.38165);--color-error:lab(32.2962% 50.2153 37.4179);--color-success:lab(29.2413% -28.8894 14.9237);--color-dark-surface:lab(8.42979% -2.96815 -2.90935)}}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + var(--space-md));background:var(--color-bg)}body{background:var(--color-bg);color:var(--color-ink);font-family:var(--font-body), system-ui, sans-serif;font-kerning:normal;text-rendering:optimizelegibility;margin:0;font-size:1rem;line-height:1.55;overflow-x:hidden}body:has(dialog[open]){overflow:hidden}img{object-fit:cover}a{color:inherit;text-decoration:none}button,input{color:inherit;font:inherit}button,a,summary,input{-webkit-tap-highlight-color:transparent}button{border:0}:focus-visible{outline:.1875rem solid var(--focus-ring-inner);outline-offset:.1875rem;box-shadow:0 0 0 .375rem var(--focus-ring-outer)!important}::selection{color:var(--color-ink);background:var(--color-heat)}h1,h2,h3,p{margin-block:0}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}.visually-hidden{clip-path:inset(50%);white-space:nowrap;border:0;width:.0625rem;height:.0625rem;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:var(--z-toast);background:var(--color-bg);color:var(--color-ink);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);position:fixed;inset-block-start:var(--space-sm);inset-inline-start:var(--space-sm);transform:translateY(-200%)}.skip-link:focus{transform:translateY(0)}.site-header{z-index:var(--z-sticky);color:var(--color-ink);transition:color .22s var(--ease-out-quart), background .22s var(--ease-out-quart);position:fixed;inset:0 0 auto}.site-header--overlay{color:var(--color-bg)}.site-header--overlay .site-nav{-webkit-backdrop-filter:blur(.5rem);backdrop-filter:blur(.5rem);background:#020202a3;background:lab(.462488% 0 0/.64)}.site-header--overlay,.hero-carousel,.capsule-section,.material-chapter,.air-matters,.city-chapter,.closing-campaign,.page-hero--blue,.page-hero--dark,.product-air-system,.system-anatomy,.field-hero,.field-image-pair{--focus-ring-inner:var(--color-bg);--focus-ring-outer:var(--color-ink)}.site-header--home .concept-bar{display:none}.site-header--home,.site-header--home.site-header--solid{position:fixed}.site-header--home.site-header--solid .site-nav{min-height:4rem}.site-header--home.site-header--overlay .site-nav{-webkit-backdrop-filter:none;backdrop-filter:none;background:linear-gradient(#02020280,#0000);background:linear-gradient(lab(.462488% 0 0/.5),#0000);min-height:5rem}.site-header--home.site-header--overlay .wordmark{flex-direction:column;align-items:flex-start;gap:0;line-height:1}.site-header--home.site-header--overlay .wordmark>span:last-child{letter-spacing:.08em;font-size:.64rem}.site-header--home .desktop-nav,.site-header--home .site-nav__tools{letter-spacing:.055em;text-transform:uppercase;font-size:.66rem;font-weight:600}.site-header--solid .site-nav{background:var(--color-bg);box-shadow:0 .25rem .5rem #02020214;box-shadow:0 .25rem .5rem lab(.462488% 0 0/.08)}.concept-bar{min-height:2rem;padding-inline:var(--page-gutter);justify-content:center;align-items:center;gap:var(--space-sm);background:var(--color-ink);color:var(--color-bg);letter-spacing:.02em;font-size:.7rem;display:flex}.concept-bar span:first-child{color:var(--color-heat);text-transform:uppercase;font-weight:700}.concept-bar a{text-underline-offset:.2em;text-decoration:underline}.site-nav{min-height:4.5rem;padding:0 var(--page-gutter);transition:background .22s var(--ease-out-quart), box-shadow .22s var(--ease-out-quart);justify-content:space-between;align-items:center;display:flex}.wordmark{align-items:baseline;gap:.55rem;font-weight:700;display:inline-flex}.wordmark>span:first-child{letter-spacing:.22em;font-size:1.05rem}.wordmark>span:last-child{letter-spacing:0;font-size:.78rem;font-weight:500}.desktop-nav{align-items:center;gap:clamp(1.1rem,2.5vw,2.75rem);font-size:.75rem;font-weight:700;display:flex}.desktop-nav a{align-items:center;min-height:2.75rem;display:inline-flex;position:relative}.desktop-nav a:after{content:"";transform-origin:100%;height:.125rem;transition:transform .24s var(--ease-out-expo);background:currentColor;position:absolute;inset:auto 0 0;transform:scaleX(0)}.desktop-nav a:hover:after,.desktop-nav a:focus-visible:after,.desktop-nav a[aria-current=page]:after{transform-origin:0;transform:scaleX(1)}.site-nav__tools{align-items:center;gap:var(--space-lg);font-size:.71rem;font-weight:700;display:flex}.bag-button,.menu-button,.icon-button{cursor:pointer;background:0 0;justify-content:center;align-items:center;gap:.45rem;min-width:2.75rem;min-height:2.75rem;display:inline-flex}.bag-count{border:.0625rem solid;border-radius:50%;place-items:center;min-width:1.25rem;height:1.25rem;font-size:.65rem;display:grid}.menu-button{display:none}.mobile-menu{background:#0202029e;background:lab(.462488% 0 0/.62);border:0;width:100%;max-width:none;height:100%;max-height:none;margin:0;padding:0}.mobile-menu[open]{display:block;position:fixed;inset:0}.mobile-menu::backdrop{background:#02020259;background:lab(.462488% 0 0/.35)}.mobile-menu__panel{width:min(90vw,28rem);height:100%;padding:max(1.25rem, env(safe-area-inset-top)) 1.25rem max(1.25rem, env(safe-area-inset-bottom));background:var(--color-bg);color:var(--color-ink);animation:menu-in .32s var(--ease-out-expo) both;flex-direction:column;margin-inline-start:auto;display:flex;overflow-y:auto}.mobile-menu__top{justify-content:space-between;align-items:center;display:flex}.mobile-menu nav{flex-direction:column;margin-block:auto;display:flex}.mobile-menu nav a{align-items:center;gap:var(--space-lg);border-block-end:.0625rem solid var(--color-border);min-height:4.75rem;font-family:var(--font-display), sans-serif;text-transform:uppercase;font-size:2.4rem;font-weight:600;line-height:1;display:flex}.mobile-menu nav a span{color:var(--color-primary-strong);font-family:var(--font-body), sans-serif;font-size:.7rem}.mobile-menu__panel>p{max-width:26ch;color:var(--color-muted);font-size:.85rem}.button{justify-content:center;align-items:center;gap:var(--space-xs);border-radius:var(--radius-sm);letter-spacing:.025em;text-transform:uppercase;cursor:pointer;min-height:2.9rem;transition:transform .15s var(--ease-out-quart), background .18s var(--ease-out-quart), color .18s var(--ease-out-quart);padding:.8rem 1.25rem;font-size:.75rem;font-weight:700;display:inline-flex}.button:hover{transform:translateY(-.125rem)}.button:active{transform:translateY(0)scale(.98)}.button--light{background:var(--color-bg);color:var(--color-ink)}.button--ink{background:var(--color-ink);color:var(--color-bg)}.button--ghost-light{border:.0625rem solid var(--color-bg);color:var(--color-bg);background:0 0}.button--text{color:var(--color-ink);text-underline-offset:.2em;background:0 0;text-decoration:underline}.button--wide{width:100%}.home-page{background:var(--color-bg)}.hero-carousel{background:var(--color-dark-surface);min-height:max(100svh,38rem);color:var(--color-bg);position:relative;overflow:hidden}.hero-carousel__slides,.hero-slide{position:absolute;inset:0}.hero-slide{opacity:0;visibility:hidden;transition:opacity .6s var(--ease-out-quart), transform .8s var(--ease-out-expo), visibility .6s;transform:scale(1.025)}.hero-slide.is-active{opacity:1;visibility:visible;transform:scale(1)}.hero-slide__image{object-position:center}.hero-slide--daylight .hero-slide__image{object-position:57% center}.hero-slide__shade{background:linear-gradient(90deg,#020202a3 0%,#02020233 46%,#0000 76%);background:linear-gradient(90deg,lab(.462488% 0 0/.64) 0%,lab(.462488% 0 0/.2) 46%,#0000 76%);position:absolute;inset:0}.hero-slide--split .hero-slide__shade{background:linear-gradient(90deg,#0202029e 0%,#0202022e 55%,#0202021a 100%);background:linear-gradient(90deg,lab(.462488% 0 0/.62) 0%,lab(.462488% 0 0/.18) 55%,lab(.462488% 0 0/.1) 100%)}.hero-slide__content{inset:clamp(6.5rem, 12vh, 8rem) auto clamp(6rem, 10vh, 7.5rem) var(--page-gutter);width:min(34rem, calc(100vw - 2 * var(--page-gutter)));flex-direction:column;justify-content:center;align-items:flex-start;display:flex;position:absolute}.hero-slide__identity{align-items:baseline;gap:var(--space-sm);letter-spacing:.2em;font-size:.8rem;font-weight:700;display:none}.hero-slide__identity span:last-child{letter-spacing:0;font-weight:500}.hero-slide h1{max-width:10ch;font-family:var(--font-display), sans-serif;letter-spacing:-.01em;text-transform:uppercase;font-size:clamp(4.2rem,8vw,6rem);font-weight:500;line-height:.86}.hero-slide__support{max-width:32ch;margin-block-start:var(--space-lg);font-size:clamp(.92rem,1.35vw,1.06rem);line-height:1.55}.hero-slide__actions{gap:var(--space-sm);flex-wrap:wrap;margin-block-start:var(--space-lg);display:flex}.hero-carousel__controls{inset:auto auto max(1.25rem, env(safe-area-inset-bottom)) var(--page-gutter);z-index:3;align-items:center;gap:var(--space-sm);display:flex;position:absolute}.hero-carousel__controls button{width:2.75rem;height:2.75rem;color:var(--color-bg);cursor:pointer;transition:background .18s var(--ease-out-quart);background:0 0;border:0;border-radius:0;place-items:center;display:grid}.hero-carousel__controls button:hover{color:var(--color-bg);background:#ffffff24;background:lab(100% 0 0/.14)}.hero-carousel__counter{font-variant-numeric:tabular-nums;margin-inline-end:var(--space-sm);font-size:.72rem}.hero-carousel__preview{width:min(18rem,29vw);min-height:5rem;inset:auto var(--page-gutter) max(1.25rem, env(safe-area-inset-bottom)) auto;z-index:3;background:var(--color-ink);color:var(--color-bg);cursor:pointer;border:.0625rem solid #ffffff85;border:.0625rem solid lab(100% 0 0/.52);grid-template-columns:6rem 1fr 2.75rem;align-items:stretch;padding:0;display:grid;position:absolute}.hero-carousel__preview-image{position:relative;overflow:hidden}.hero-carousel__preview>span:nth-child(2){padding:var(--space-sm);text-align:start;flex-direction:column;justify-content:center;align-items:flex-start;display:flex}.hero-carousel__preview small{color:var(--color-heat);font-size:.68rem}.hero-carousel__preview strong{font-family:var(--font-display), sans-serif;text-transform:uppercase;font-size:1.45rem;line-height:.95}.hero-carousel__preview>svg{place-self:center}.section-heading{padding:0 var(--page-gutter) var(--space-2xl)}.section-heading--inline{justify-content:space-between;align-items:flex-end;gap:var(--space-2xl);display:flex}.section-heading h2{max-width:16ch;font-family:var(--font-display), sans-serif;letter-spacing:-.02em;text-transform:uppercase;font-size:clamp(2.5rem,5vw,5rem);font-weight:600;line-height:.9}.section-heading>p,.section-heading>div+p{max-width:36ch;color:var(--color-muted)}.chapter-name,.concept-label,.utility-label,.product-code,.page-hero__index{letter-spacing:.08em;text-transform:uppercase;margin-block-end:var(--space-sm);font-size:.72rem;font-weight:700}.concept-details-section{padding-block:0}.concept-details__bar{min-height:4.25rem;padding-inline:var(--page-gutter);justify-content:space-between;align-items:center;gap:var(--space-xl);border-block-end:.0625rem solid var(--color-border);display:flex}.concept-details__bar h2,.concept-details__bar p{font-size:.7rem;line-height:1.2}.concept-details__bar h2{letter-spacing:.08em;text-transform:uppercase}.concept-details__bar p{color:var(--color-muted)}.concept-stage{background:var(--color-bg);grid-template-columns:minmax(0,1fr) minmax(13rem,16rem) 4.25rem;min-height:clamp(28rem,39vw,38rem);display:grid;position:relative}.concept-stage__image{position:relative}.concept-stage__image img{object-fit:contain}.concept-stage__labels{padding:var(--space-xl) var(--space-lg);flex-direction:column;justify-content:center;gap:clamp(1.5rem,3.5vw,3rem);display:flex}.concept-stage__labels div{position:relative}.concept-stage__labels div:before{content:"";background:var(--color-border);width:5rem;height:.0625rem;position:absolute;inset:.55rem calc(100% + .75rem) auto auto}.concept-stage__labels span,.concept-stage__labels strong{display:block}.concept-stage__labels span{color:var(--color-muted);text-transform:uppercase;font-size:.68rem}.concept-stage__labels strong{max-width:20ch;margin-block-start:var(--space-xs);font-size:.8rem}.concept-stage__kanji{background:var(--color-ink);color:var(--color-bg);writing-mode:vertical-rl;place-items:center;margin:0;font-size:1.65rem;display:grid}.capsule-section{background:var(--color-primary);color:var(--color-bg);padding-block:0}.capsule-section__header{min-height:clamp(6rem,8vw,8rem);padding:var(--space-lg) var(--page-gutter);justify-content:space-between;align-items:center;gap:var(--space-2xl);border-block-end:.0625rem solid #ffffff57;border-block-end:.0625rem solid lab(100% 0 0/.34);display:flex}.capsule-section__header h2{font-family:var(--font-display), sans-serif;letter-spacing:-.01em;text-transform:uppercase;font-size:clamp(2rem,3.4vw,3.2rem);font-weight:500;line-height:.9}.capsule-section__header>div:first-child p{max-width:38ch;opacity:.86;margin-block-start:var(--space-xs);font-size:.78rem}.capsule-section__meta{align-items:center;gap:var(--space-xl);display:flex}.capsule-section__meta p{opacity:.86;max-width:34ch;font-size:.72rem}.capsule-section__meta a{align-items:center;gap:var(--space-xs);white-space:nowrap;border-block-end:.0625rem solid;min-height:2.75rem;font-size:.78rem;font-weight:700;display:inline-flex}.section-heading--on-blue{justify-content:space-between;align-items:flex-end;gap:var(--space-xl);display:flex}.section-heading--on-blue a{align-items:center;gap:var(--space-xs);min-height:2.75rem;font-size:.78rem;font-weight:700;display:inline-flex}.product-rail{grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.product-tile{min-width:0;position:relative}.product-tile+.product-tile{border-inline-start:.0625rem solid}.product-tile__media{background:var(--color-surface);min-height:clamp(19rem,34vw,36rem);display:block;position:relative;overflow:hidden}.product-tile__media img{object-fit:contain;transition:transform .48s var(--ease-out-expo), filter .3s var(--ease-out-quart)}.product-tile__media:hover img,.product-tile__media:focus-visible img{filter:saturate(1.04);transform:scale(1.025)}.product-tile__open{width:2.75rem;height:2.75rem;inset:var(--space-md) var(--space-md) auto auto;background:var(--color-bg);color:var(--color-ink);opacity:0;transition:opacity .18s var(--ease-out-quart), transform .18s var(--ease-out-quart);border-radius:50%;place-items:center;display:grid;position:absolute;transform:translateY(-.25rem)}.product-tile__media:hover .product-tile__open,.product-tile__media:focus-visible .product-tile__open{opacity:1;transform:translateY(0)}.product-tile__copy{min-height:11rem;padding:var(--space-lg) clamp(1rem, 2vw, 2rem)}.capsule-section .product-tile+.product-tile{border-color:#ffffff57;border-color:lab(100% 0 0/.34)}.capsule-section .product-tile__media{isolation:isolate;background:#4a91bf;background:lab(57.0348% -12.128 -31.5155);min-height:clamp(19rem,28vw,29rem)}.capsule-section .product-tile--field-02 .product-tile__media,.capsule-section .product-tile--air-core-01 .product-tile__media{background:#7cacc8;background:lab(67.6376% -10.9822 -19.7426)}.capsule-section .product-tile__media img{mix-blend-mode:multiply;padding:clamp(.6rem,1.5vw,1.5rem)}.capsule-section .product-tile__copy{min-height:10rem;padding:1.25rem clamp(1rem,1.8vw,1.7rem)}.capsule-section .product-tile__copy h3{max-width:11ch;font-family:var(--font-display), sans-serif;letter-spacing:-.01em;text-transform:uppercase;margin-block-end:var(--space-xs);font-size:clamp(1.35rem,2.2vw,2rem);font-weight:500;line-height:.92}.capsule-section .product-tile__copy>p{font-size:.74rem}.capsule-section .product-tile__open{opacity:1;transform:none}.capsule-section .color-dots{margin-block-start:var(--space-sm)}.capsule-section .color-dot{border-color:#ffffffa3;border-color:lab(100% 0 0/.64)}.product-tile__copy h3{margin-block-end:var(--space-xs);font-size:.94rem;line-height:1.3}.product-tile__copy>p{font-variant-numeric:tabular-nums;font-size:.82rem}.concept-label{color:currentColor;opacity:1;font-size:.72rem}.color-dots{gap:var(--space-xs);margin-block-start:var(--space-md);display:flex}.color-dot{border:.0625rem solid var(--color-border);border-radius:50%;width:.8rem;height:.8rem}.product-rail--white{background:var(--color-bg);color:var(--color-ink)}.product-rail--white .product-tile+.product-tile{border-color:var(--color-border)}.material-chapter{min-height:clamp(25rem,31vw,31rem);color:var(--color-bg);align-items:center;display:flex;position:relative;overflow:hidden}.material-chapter__shade,.city-chapter__shade,.field-hero__shade,.closing-campaign__shade{background:linear-gradient(90deg,#020202c7,#02020226 70%);background:linear-gradient(90deg,lab(.462488% 0 0/.78),lab(.462488% 0 0/.15) 70%);position:absolute;inset:0}.material-chapter__copy{width:min(39rem,100%);padding:3.5rem var(--page-gutter) 6.5rem;z-index:2;position:relative}.material-chapter__copy h2,.city-chapter__copy h2,.closing-campaign h2,.page-hero h1,.field-hero h1,.error-page h1,.checkout-success h1,.checkout-heading h1{font-family:var(--font-display), sans-serif;letter-spacing:-.025em;text-transform:uppercase;font-size:clamp(3.5rem,8vw,6rem);font-weight:600;line-height:.84}.material-chapter__copy h2{letter-spacing:-.01em;font-size:clamp(3.2rem,5.4vw,5rem);font-weight:500;line-height:.88}.material-chapter__copy p{max-width:42ch;margin-block:var(--space-lg);font-size:.84rem;line-height:1.55}.concept-disclaimer{margin:var(--space-2xl) var(--page-gutter);padding:var(--space-lg);align-items:flex-start;gap:var(--space-md);background:var(--color-primary-soft);color:var(--color-ink);border-radius:var(--radius-md);display:flex}.concept-disclaimer p{max-width:82ch;font-size:.82rem}.concept-disclaimer a{text-underline-offset:.2em;font-weight:700;text-decoration:underline}.concept-disclaimer--compact{inset:auto var(--page-gutter) var(--space-sm);z-index:3;max-width:min(48rem, calc(100% - 2 * var(--page-gutter)));padding:var(--space-sm) var(--space-md);color:var(--color-bg);border-radius:var(--radius-sm);background:#020202e0;background:lab(.462488% 0 0/.88);border:.0625rem solid #ffffff47;border:.0625rem solid lab(100% 0 0/.28);gap:0;margin:0;position:absolute}.concept-disclaimer--compact svg{display:none}.concept-disclaimer--compact p{opacity:1;font-size:.75rem;line-height:1.5}.air-matters{background:var(--color-primary);min-height:clamp(28rem,36vw,36rem);color:var(--color-bg);grid-template-columns:38% 62%;display:grid}.air-matters__texture,.air-matters__product{min-height:clamp(28rem,36vw,36rem);position:relative;overflow:hidden}.air-matters__texture img{object-position:center;filter:grayscale()contrast(1.05);mix-blend-mode:soft-light;opacity:.72}.air-matters__product img{object-position:center}.air-matters__product:after{content:"";background:linear-gradient(90deg, var(--color-primary) 0%, #0573aa29 52%, transparent);position:absolute;inset:0}@supports (color:lab(0% 0 0)){.air-matters__product:after{background:linear-gradient(90deg, var(--color-primary) 0%, lab(45.3056% -11.9246 -37.3657/.16) 52%, transparent)}}.air-matters__copy{max-width:25rem;inset:50% auto auto var(--space-lg);z-index:2;position:absolute;transform:translateY(-50%)}.air-matters__copy h2{font-family:var(--font-display), sans-serif;letter-spacing:-.01em;text-transform:uppercase;font-size:clamp(3.25rem,5vw,4.75rem);font-weight:500;line-height:.88}.air-matters__copy>p:last-child{max-width:34ch;margin-block-start:var(--space-md);font-size:.82rem}.air-matters__labels{inset:50% var(--space-xl) auto auto;z-index:2;flex-direction:column;gap:clamp(1.5rem,2.5vw,2.5rem);margin:0;padding:0;font-size:.66rem;font-weight:700;list-style:none;display:flex;position:absolute;transform:translateY(-50%)}.air-matters__labels li{align-items:center;gap:var(--space-sm);width:15rem;display:flex}.air-matters__labels span{background:var(--color-bg);width:4rem;height:.0625rem}.page-final-cta h2,.product-story h2,.product-air-system h2,.system-anatomy h2,.system-macro h2,.support-section h2,.faq-section h2,.field-story h2,.field-image-pair blockquote p{font-family:var(--font-display), sans-serif;letter-spacing:-.02em;text-transform:uppercase;font-size:clamp(2.7rem,5vw,5.25rem);font-weight:600;line-height:.9}.product-air-system a,.page-final-cta a{align-items:center;gap:var(--space-xs);border-block-end:.0625rem solid;align-self:flex-start;min-height:2.75rem;font-size:.78rem;font-weight:700;display:inline-flex}.city-chapter{min-height:clamp(30rem,34vw,36rem);color:var(--color-bg);align-items:center;display:flex;position:relative}.city-chapter__copy{padding:3rem var(--page-gutter);z-index:2;position:relative}.city-chapter__copy h2{letter-spacing:-.01em;max-width:7ch;font-size:clamp(3.4rem,5.4vw,5.15rem);font-weight:500;line-height:.88}.city-chapter__copy em{color:#61dde3;color:lab(81.3505% -34.5252 -14.2239);font-style:normal}.city-chapter__copy p{max-width:22ch;margin-block-start:var(--space-lg);font-size:.82rem}.city-chapter__copy a{width:3rem;height:3rem;border:.0625rem solid var(--color-bg);border-radius:50%;place-items:center;margin-block-start:var(--space-lg);display:grid}.closing-campaign{background:var(--color-ink);min-height:clamp(22rem,25vw,27rem);color:var(--color-bg);position:relative;overflow:hidden}.closing-campaign__base,.closing-campaign__mask{object-position:center}.closing-campaign__shade{z-index:1;background:#02020247;background:lab(.462488% 0 0/.28)}.closing-campaign h2,.closing-campaign__wordmark-outline{width:100%;font-family:var(--font-display), sans-serif;letter-spacing:.08em;text-align:center;text-transform:uppercase;white-space:nowrap;font-size:clamp(7rem,17vw,16rem);font-weight:500;line-height:.75;position:absolute;inset:50% 0 auto;transform:translateY(-50%)}.closing-campaign h2{z-index:2;color:var(--color-bg)}.closing-campaign__mask{z-index:3;clip-path:polygon(40% 0,63% 0,63% 100%,40% 100%)}.closing-campaign__wordmark-outline{z-index:4;color:#0000;-webkit-text-stroke:.09375rem var(--color-bg);paint-order:stroke fill;pointer-events:none}.closing-campaign__signature{inset:auto auto var(--space-lg) var(--page-gutter);z-index:5;position:absolute}.closing-campaign__signature span{font-size:1rem;font-weight:700}.closing-campaign__signature p{max-width:24ch;margin-block-start:var(--space-xs);font-size:.8rem}.closing-campaign__cta{inset:auto var(--page-gutter) var(--space-lg) auto;z-index:5;gap:var(--space-xs);position:absolute}.newsletter label{margin-block-end:var(--space-xs);font-size:.74rem;font-weight:700;display:block}.newsletter__field{border-block-end:.0625rem solid;display:flex}.newsletter__field:focus-within{border-block-end-width:.1875rem}.newsletter input{width:100%;min-height:3rem;color:inherit;background:0 0;border:0;padding:0}.newsletter input::placeholder{color:var(--color-muted);opacity:1}.newsletter button{cursor:pointer;background:0 0;place-items:center;width:3rem;min-height:3rem;display:grid}.form-success,.form-error{margin-block-start:var(--space-sm);font-size:.78rem}.form-success{color:var(--color-success)}.form-error{color:var(--color-error)}.site-footer{padding:var(--space-2xl) var(--page-gutter) max(var(--space-lg), env(safe-area-inset-bottom));gap:var(--space-2xl);background:var(--color-bg);color:var(--color-ink);border-block-start:.0625rem solid var(--color-border);grid-template-columns:1fr 1.4fr 1fr;display:grid}.site-footer__brand>p{max-width:27ch;color:var(--color-muted);margin-block-start:var(--space-lg);font-size:.82rem}.site-footer__links{gap:var(--space-lg);grid-template-columns:repeat(3,1fr);display:grid}.site-footer__links div{gap:var(--space-xs);flex-direction:column;display:flex}.site-footer h2{text-transform:uppercase;margin-block-end:var(--space-xs);font-size:.72rem}.site-footer__links a,.site-footer__signup p,.site-footer__legal{color:var(--color-muted);font-size:.76rem}.site-footer__signup>p{margin-block-end:var(--space-md)}.newsletter--dark input::placeholder{color:#a6b0b1;color:lab(71.1195% -3.79747 -1.5922)}.newsletter--dark .form-success{color:#95d6ab;color:lab(80.3148% -28.205 14.4829)}.newsletter--dark .form-error{color:#ffaa9f;color:lab(78.1205% 33.506 21.0156)}.site-footer__legal{gap:var(--space-lg);border-block-start:.0625rem solid var(--color-border);flex-wrap:wrap;grid-column:1/-1;padding-block-start:var(--space-lg);display:flex}.inner-page{min-height:70svh;padding-block-start:var(--header-height)}.page-hero{min-height:min(72svh,46rem);padding:var(--space-section) var(--page-gutter) var(--space-3xl);flex-direction:column;justify-content:flex-end;display:flex}.page-hero h1{max-width:9ch}.page-hero>p:last-child{max-width:46ch;margin-block-start:var(--space-xl);font-size:1.08rem}.page-hero--blue{background:var(--color-primary);color:var(--color-bg)}.page-hero--dark{background:var(--color-ink);color:var(--color-bg)}.page-hero--white{background:var(--color-bg);color:var(--color-ink)}.shop-tabs,.support-nav{min-height:4.5rem;padding-inline:var(--page-gutter);align-items:center;gap:var(--space-xl);border-block-end:.0625rem solid var(--color-border);white-space:nowrap;font-size:.78rem;font-weight:700;display:flex;overflow-x:auto}.shop-tabs a,.support-nav a{align-items:center;min-height:2.75rem;display:inline-flex}.shop-collection,.related-products{padding-block:var(--space-section)}.shop-collection .product-tile[id]{scroll-margin-block-start:calc(var(--header-height) + 5.5rem)}.back-link{min-height:2.75rem;margin:var(--space-xl) var(--page-gutter);align-items:center;gap:var(--space-xs);font-size:.76rem;font-weight:700;display:inline-flex}.product-hero{grid-template-columns:minmax(0,1.55fr) minmax(22rem,.75fr);grid-template-areas:"lead configurator""secondary configurator";align-items:start;display:grid}.product-gallery__secondary-grid{background:var(--color-border);grid-area:secondary;grid-template-columns:repeat(2,1fr);gap:.125rem;display:grid}.product-gallery__main,.product-gallery__secondary{background:var(--color-surface);position:relative}.product-gallery__main{grid-area:lead;min-height:72svh}.product-gallery__secondary{min-height:34rem;margin:0}.product-gallery__main img,.product-gallery__secondary img{object-fit:cover}.product-gallery__main img.is-contain,.product-gallery__secondary img.is-contain{object-fit:contain;padding:clamp(1rem,3vw,2.5rem)}.product-gallery__secondary figcaption{inset:auto var(--space-md) var(--space-md);z-index:2;padding:var(--space-xs) var(--space-sm);color:var(--color-ink);background:#ffffffeb;background:lab(100% 0 0/.92);font-size:.68rem;font-weight:700;position:absolute}.configurator{padding:var(--space-2xl) var(--page-gutter);background:var(--color-bg);grid-area:configurator;position:sticky;inset-block-start:var(--header-height)}.configurator__heading h1{font-family:var(--font-display), sans-serif;letter-spacing:-.02em;text-transform:uppercase;font-size:clamp(3rem,5vw,5rem);font-weight:600;line-height:.9}.configurator__description{max-width:42ch;color:var(--color-muted);margin-block-start:var(--space-lg)}.configurator__price{font-variant-numeric:tabular-nums;margin-block-start:var(--space-md);font-size:1.1rem}.configurator__price span{color:var(--color-muted);letter-spacing:.04em;text-transform:uppercase;margin-block-end:.125rem;font-size:.68rem;font-weight:700;display:block}.configurator__concept-note{padding:var(--space-md);background:var(--color-primary-soft);border-radius:var(--radius-sm);margin-block-start:var(--space-lg)}.configurator__concept-note strong{font-size:.78rem}.configurator__concept-note p,.configurator__concept-note a{margin-block-start:var(--space-xs);font-size:.72rem}.configurator__concept-note p{color:var(--color-primary-strong)}.configurator__concept-note a{text-underline-offset:.2em;align-items:center;min-height:2.75rem;font-weight:700;text-decoration:underline;display:inline-flex}.option-group{margin:var(--space-xl) 0 0;border:0;padding:0}.option-group legend{width:100%;justify-content:space-between;margin-block-end:var(--space-sm);font-size:.77rem;font-weight:700;display:flex}.option-group legend a{text-underline-offset:.2em;text-decoration:underline}.swatch-options,.size-options,.configuration-options{gap:var(--space-xs);flex-wrap:wrap;display:flex}.swatch-options button,.size-options button,.configuration-options button{background:var(--color-bg);border:.0625rem solid var(--color-border);cursor:pointer;min-height:2.75rem}.swatch-options button{padding:var(--space-xs) var(--space-sm);align-items:center;gap:var(--space-xs);font-size:.74rem;display:flex}.swatch-options button>span:first-child{border:.0625rem solid var(--color-border);border-radius:50%;width:1.25rem;height:1.25rem}.size-options button{min-width:3rem;padding-inline:var(--space-sm);font-size:.75rem}.swatch-options button.is-selected,.size-options button.is-selected,.configuration-options button.is-selected{border-color:var(--color-ink);box-shadow:inset 0 0 0 .0625rem var(--color-ink)}.configuration-options{flex-direction:column}.configuration-options button{width:100%;padding:var(--space-md);text-align:start;grid-template-columns:1.5rem 1fr;display:grid}.configuration-options button>span{border:.0625rem solid var(--color-border);color:#0000;border-radius:50%;grid-row:1/3;place-items:center;width:1.25rem;height:1.25rem;display:grid}.configuration-options button.is-selected>span{background:var(--color-ink);color:var(--color-bg)}.configuration-options small{color:var(--color-muted)}.contents-list{margin-block:var(--space-xl);padding:var(--space-md);background:var(--color-primary-soft);border-radius:var(--radius-sm)}.configurator__add{margin-block-start:var(--space-xl)}.contents-list>p{align-items:center;gap:var(--space-xs);font-size:.75rem;font-weight:700;display:flex}.contents-list ul{margin:var(--space-sm) 0 0;color:var(--color-primary-strong);padding-inline-start:1.2rem;font-size:.76rem}.concept-fine-print{color:var(--color-muted);margin-block-start:var(--space-md);font-size:.72rem}.mobile-purchase-bar{display:none}.product-story{padding:var(--space-section) var(--page-gutter);grid-template-columns:1.3fr .7fr;align-items:start;gap:clamp(3rem,10vw,12rem);display:grid}.product-story h2{max-width:19ch;font-size:clamp(2.3rem,4vw,4.5rem)}.product-story ul{margin:0;padding:0;list-style:none}.product-story li{padding-block:var(--space-md);border-block-end:.0625rem solid var(--color-border)}.product-air-system,.system-macro{background:var(--color-primary);color:var(--color-bg);grid-template-columns:minmax(0,1.1fr) minmax(22rem,.9fr);display:grid}.product-air-system__image,.system-macro__image{min-height:72svh;position:relative}.product-air-system>div:last-child,.system-macro>div:last-child{padding:var(--space-section) var(--page-gutter);flex-direction:column;justify-content:center;display:flex}.product-air-system h2,.system-macro h2{max-width:12ch}.product-air-system p:not(.chapter-name),.system-macro p:not(.chapter-name){max-width:40ch;margin-block:var(--space-xl)}.system-anatomy{background:var(--color-primary);min-height:78svh;color:var(--color-bg);grid-template-columns:58% 42%;display:grid}.system-anatomy__image{min-height:78svh;position:relative}.system-anatomy__copy{padding:var(--space-section) var(--page-gutter);flex-direction:column;justify-content:center;display:flex}.system-anatomy__copy ol{margin:var(--space-2xl) 0;padding:0;list-style:none}.system-anatomy__copy li{align-items:center;gap:var(--space-lg);border-block-end:.0625rem solid #ffffff59;border-block-end:.0625rem solid lab(100% 0 0/.35);min-height:3.5rem;display:flex}.system-anatomy__copy li span{color:var(--color-heat);font-size:.72rem}.system-anatomy__copy>p:last-child{max-width:48ch;font-size:.82rem}.system-steps,.support-section,.faq-section,.field-story{padding:var(--space-section) var(--page-gutter)}.system-steps__list{border-block-start:.0625rem solid var(--color-border);grid-template-columns:repeat(4,1fr);display:grid}.system-steps__list article{min-width:0;padding:var(--space-xl)}.system-steps__list article+article{border-inline-start:.0625rem solid var(--color-border)}.system-steps__list article>span{color:var(--color-primary-strong);margin-block-end:var(--space-2xl);font-size:.7rem;display:block}.system-steps__list h3{margin-block:var(--space-lg) var(--space-sm);font-size:1rem}.system-steps__list p{color:var(--color-muted);font-size:.82rem}.system-macro{background:var(--color-surface);color:var(--color-ink)}.page-final-cta{padding:var(--space-section) var(--page-gutter);flex-direction:column;align-items:flex-start;display:flex}.page-final-cta h2{max-width:15ch;margin-block-end:var(--space-2xl)}.field-hero{min-height:88svh;color:var(--color-bg);align-items:flex-end;display:flex;position:relative}.field-hero>div:last-child{padding:var(--space-section) var(--page-gutter);z-index:2;position:relative}.field-hero h1{max-width:8ch}.field-hero>div:last-child>p:last-child{max-width:45ch;margin-block-start:var(--space-xl)}.field-story{grid-template-columns:1.2fr .8fr;gap:clamp(3rem,10vw,12rem);display:grid}.field-story h2{max-width:16ch}.field-story__body{gap:var(--space-lg);color:var(--color-muted);flex-direction:column;display:flex}.field-image-pair{background:var(--color-primary);min-height:78svh;color:var(--color-bg);grid-template-columns:62% 38%;display:grid}.field-image-pair>div{position:relative}.field-image-pair blockquote{padding:var(--space-section) var(--page-gutter);flex-direction:column;justify-content:center;margin:0;display:flex}.field-image-pair blockquote span{margin-block-end:var(--space-2xl);font-size:1.4rem}.field-image-pair blockquote p{font-size:clamp(2.3rem,4vw,4.5rem)}.support-section--split{border-block-start:.0625rem solid var(--color-border);grid-template-columns:.8fr 1.2fr;gap:clamp(3rem,10vw,12rem);display:grid}.support-section--split>div:last-child>p{max-width:60ch;font-size:1.05rem}.support-section--split .concept-disclaimer{margin:var(--space-xl) 0 0;position:static}.size-table-wrap{overflow-x:auto}table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%}caption{clip:rect(0 0 0 0);width:.0625rem;height:.0625rem;position:absolute;overflow:hidden}th,td{padding:var(--space-md);text-align:start;border-block-end:.0625rem solid var(--color-border)}th{text-transform:uppercase;font-size:.72rem}.support-note{color:var(--color-muted);margin-block-start:var(--space-md);font-size:.76rem}.faq-section{background:var(--color-surface);grid-template-columns:.7fr 1.3fr;gap:clamp(3rem,10vw,12rem);display:grid}.faq-list details{border-block-end:.0625rem solid var(--color-border)}.faq-list summary{justify-content:space-between;align-items:center;gap:var(--space-lg);cursor:pointer;min-height:4.5rem;font-weight:700;display:flex}.faq-list summary:after{content:"+";font-size:1.4rem}.faq-list details[open] summary:after{content:"−"}.faq-list details p{max-width:65ch;color:var(--color-muted);padding-block-end:var(--space-xl)}.cart-drawer{background:var(--color-bg);width:min(100%,34rem);max-width:none;height:100%;max-height:none;color:var(--color-ink);animation:drawer-in .32s var(--ease-out-expo) both;border:0;margin:0 0 0 auto;padding:0}.cart-drawer::backdrop{background:#0202028f;background:lab(.462488% 0 0/.56);animation:.2s ease-out both backdrop-in}.cart-drawer__shell{flex-direction:column;height:100%;display:flex}.cart-drawer__header{min-height:6rem;padding:var(--space-lg);border-block-end:.0625rem solid var(--color-border);justify-content:space-between;align-items:center;display:flex}.cart-drawer__header h2{font-family:var(--font-display), sans-serif;text-transform:uppercase;font-size:2rem;line-height:1}.cart-drawer__header .utility-label{align-items:center;gap:var(--space-xs);display:flex}.cart-empty{padding:var(--space-2xl);text-align:center;margin:auto}.cart-empty__mark{font-size:2rem}.cart-empty h3{margin-block:var(--space-lg) var(--space-sm);font-family:var(--font-display), sans-serif;text-transform:uppercase;font-size:3rem}.cart-empty>p:not(.cart-empty__mark){max-width:32ch;margin:0 auto var(--space-xl);color:var(--color-muted)}.cart-list{padding:0 var(--space-lg);margin:0;list-style:none;overflow-y:auto}.cart-item{padding-block:var(--space-lg);gap:var(--space-md);border-block-end:.0625rem solid var(--color-border);grid-template-columns:7rem 1fr;display:grid}.cart-item__image{background:var(--color-surface);min-height:8.5rem;position:relative}.cart-item__body{flex-direction:column;justify-content:space-between;align-items:flex-start;min-width:0;display:flex}.cart-item h3{font-size:.9rem}.cart-item p{color:var(--color-muted);font-size:.72rem}.cart-item__footer{justify-content:space-between;align-items:center;width:100%;display:flex}.cart-item__footer strong{font-size:.8rem}.cart-item__footer span{color:var(--color-muted);font-size:.66rem}.cart-item__actions{align-items:center;gap:var(--space-md);display:flex}.text-action{align-items:center;gap:var(--space-2xs);cursor:pointer;background:0 0;min-height:2.75rem;padding:0;font-size:.72rem;text-decoration:underline;display:inline-flex}.undo-bar{margin:var(--space-md) var(--space-lg) 0;padding:var(--space-sm) var(--space-md);background:var(--color-primary-soft);justify-content:space-between;align-items:center;font-size:.75rem;display:flex}.undo-bar button{cursor:pointer;background:0 0;font-weight:700;text-decoration:underline}.cart-summary{padding:var(--space-lg) var(--space-lg) max(var(--space-lg), env(safe-area-inset-bottom));border-block-start:.0625rem solid var(--color-border);background:var(--color-bg);margin-block-start:auto}.cart-summary>div{justify-content:space-between;display:flex}.cart-summary>p{margin-block:var(--space-sm) var(--space-lg);color:var(--color-muted);font-size:.72rem}.cart-summary .button+.button{margin-block-start:var(--space-xs)}.full-empty,.error-page,.checkout-success{min-height:60svh;padding:var(--space-section) var(--page-gutter);text-align:center;flex-direction:column;justify-content:center;align-items:center;display:flex}.full-empty>p:first-child,.error-page>p:first-child{font-size:2rem}.full-empty h2,.error-page h1{margin-block:var(--space-lg) var(--space-sm)}.full-empty>p:not(:first-child),.error-page>p:not(:first-child){max-width:40ch;color:var(--color-muted);margin-block-end:var(--space-xl)}.full-cart{padding:0 var(--page-gutter) var(--space-section);gap:var(--space-3xl);grid-template-columns:1fr 22rem;align-items:start;display:grid}.full-cart-item{padding-block:var(--space-lg);gap:var(--space-lg);border-block-end:.0625rem solid var(--color-border);grid-template-columns:9rem 1fr auto;align-items:center;display:grid}.full-cart-item>div:first-child{background:var(--color-surface);min-height:11rem;position:relative}.full-cart-item section>p:not(.concept-label){color:var(--color-muted);font-size:.78rem}.full-cart-item__controls{gap:var(--space-sm);margin-block-start:var(--space-lg);display:flex}.full-cart-item>strong{font-variant-numeric:tabular-nums;flex-direction:column;align-items:flex-end;display:flex}.full-cart-item>strong small{color:var(--color-muted);font-size:.62rem;font-weight:500}.full-cart__summary,.checkout-review{padding:var(--space-xl);background:var(--color-surface);position:sticky;inset-block-start:calc(var(--header-height) + var(--space-lg))}.full-cart__summary h2{margin-block:var(--space-xs) var(--space-sm);font-family:var(--font-display), sans-serif;font-size:3rem}.full-cart__summary>p:last-of-type{color:var(--color-muted);margin-block-end:var(--space-lg);font-size:.78rem}.checkout-page{padding-inline:var(--page-gutter);padding-block-end:var(--space-section)}.checkout-heading{padding-block:var(--space-section) var(--space-2xl)}.checkout-heading h1{max-width:10ch}.checkout-heading>p:last-child{max-width:50ch;color:var(--color-muted);margin-block-start:var(--space-lg)}.checkout-layout{gap:var(--space-3xl);grid-template-columns:minmax(0,1fr) 26rem;align-items:start;display:grid}.checkout-form{max-width:48rem}.checkout-form fieldset{margin:0 0 var(--space-2xl);border:0;padding:0}.checkout-form legend{font-family:var(--font-display), sans-serif;text-transform:uppercase;margin-block-end:var(--space-lg);font-size:2rem;font-weight:600}.checkout-form label:not(.check-row){margin-block:var(--space-md) var(--space-xs);font-size:.78rem;font-weight:700;display:block}.checkout-form label:not(.check-row)>span{color:var(--color-muted);font-weight:400}.checkout-form input:not([type=checkbox]){width:100%;min-height:3.25rem;padding-inline:var(--space-md);border:.0625rem solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg)}.checkout-form input[aria-invalid=true]{border-color:var(--color-error)}.check-row{align-items:center;gap:var(--space-sm);border-block-end:.0625rem solid var(--color-border);min-height:3.5rem;display:flex}.check-row input{width:1.2rem;height:1.2rem}.checkout-review ul{margin:var(--space-lg) 0;padding:0;list-style:none}.checkout-review li{padding-block:var(--space-md);justify-content:space-between;gap:var(--space-lg);border-block-end:.0625rem solid var(--color-border);font-size:.78rem;display:flex}.checkout-review li div{flex-direction:column;display:flex}.checkout-review li span,.checkout-review>p:last-child{color:var(--color-muted);font-size:.72rem}.checkout-review__total{padding-block:var(--space-lg);justify-content:space-between;display:flex}.checkout-success>span{background:var(--color-primary-soft);width:4rem;height:4rem;color:var(--color-primary-strong);border-radius:50%;place-items:center;display:grid}.checkout-success h1{margin-block:var(--space-lg) var(--space-sm)}.checkout-success>p:not(.chapter-name){max-width:46ch;color:var(--color-muted);margin-block-end:var(--space-xl)}.loading-page{min-height:70svh;padding:var(--space-section) var(--page-gutter);gap:var(--space-xs);grid-template-columns:repeat(3,1fr);align-content:center;display:grid}.loading-page span{background:linear-gradient(100deg, var(--color-surface), var(--color-primary-soft), var(--color-surface));background-size:200% 100%;min-height:18rem;animation:1.4s linear infinite skeleton}.loading-page p{color:var(--color-muted);grid-column:1/-1;margin-block-start:var(--space-md)}@keyframes drawer-in{0%{transform:translate(100%)}to{transform:translate(0)}}@keyframes menu-in{0%{transform:translate(100%)}to{transform:translate(0)}}@keyframes backdrop-in{0%{opacity:0}to{opacity:1}}@keyframes skeleton{0%{background-position:200% 0}to{background-position:-200% 0}}@media (max-width:70rem){.desktop-nav{display:none}.menu-button{display:inline-flex}.market-label{display:none}.product-hero{grid-template-columns:minmax(0,1.25fr) minmax(20rem,.75fr)}.concept-stage{grid-template-columns:minmax(0,1fr) 14rem 3.5rem}.air-matters__labels{display:none}.system-steps__list{grid-template-columns:repeat(2,1fr)}.system-steps__list article:nth-child(3){border-inline-start:0;border-block-start:.0625rem solid var(--color-border)}.system-steps__list article:nth-child(4){border-block-start:.0625rem solid var(--color-border)}}@media (max-width:56rem){:root{--header-height:6rem}.site-nav{min-height:4rem}.site-header--home.site-header--overlay .site-nav{min-height:4.5rem}.site-nav__tools{gap:var(--space-xs)}.bag-button>span:not(.bag-count){display:none}.hero-slide__content{inset-block:6.5rem 7.5rem}.hero-carousel__preview{grid-template-columns:4.5rem 1fr 2.5rem;width:15.5rem}.hero-carousel__preview strong{font-size:1.1rem}.section-heading--inline,.section-heading--on-blue{flex-direction:column;align-items:flex-start}.capsule-section__header{align-items:flex-start}.capsule-section__meta{align-items:flex-end;gap:var(--space-sm);text-align:end;flex-direction:column}.concept-stage{grid-template-columns:1fr 3.5rem;min-height:auto}.concept-stage__image{min-height:24rem}.concept-stage__labels{padding:var(--space-lg) var(--page-gutter);gap:var(--space-md);grid-column:1/-1;grid-template-columns:repeat(3,1fr);display:grid}.concept-stage__labels div:before{display:none}.concept-stage__kanji{grid-area:1/2}.product-rail{scroll-snap-type:x mandatory;scrollbar-width:none;display:flex;overflow-x:auto}.product-rail::-webkit-scrollbar{display:none}.product-tile{scroll-snap-align:start;min-width:76vw}.product-tile+.product-tile{border-inline-start:0}.product-tile__media{min-height:23.5rem}.air-matters{grid-template-columns:1fr}.air-matters__texture{min-height:15rem}.air-matters__product{min-height:32rem}.closing-campaign h2{font-size:clamp(6rem,22vw,12rem)}.site-footer{grid-template-columns:1fr 1fr}.site-footer__brand,.site-footer__legal{grid-column:1/-1}.product-hero{grid-template-columns:1fr;grid-template-areas:"lead""configurator""secondary"}.configurator{position:static}.product-gallery__main{min-height:58svh}.mobile-purchase-bar{padding:var(--space-sm) var(--page-gutter) max(var(--space-sm), env(safe-area-inset-bottom));z-index:var(--z-sticky);justify-content:space-between;align-items:center;gap:var(--space-md);background:var(--color-ink);color:var(--color-bg);display:flex;position:fixed;inset:auto 0 0;box-shadow:0 -.25rem .5rem #0202022e;box-shadow:0 -.25rem .5rem lab(.462488% 0 0/.18)}.mobile-purchase-bar>span{font-variant-numeric:tabular-nums;flex-direction:column;display:flex}.mobile-purchase-bar small{opacity:.76;font-size:.62rem}.mobile-purchase-bar strong{font-size:.9rem}.mobile-purchase-bar button{min-width:8.5rem;min-height:2.75rem;padding-inline:var(--space-md);background:var(--color-bg);color:var(--color-ink);font-size:.76rem;font-weight:700}.product-story,.field-story,.support-section--split,.faq-section,.product-air-system,.system-macro,.system-anatomy{grid-template-columns:1fr}.system-anatomy__image,.product-air-system__image,.system-macro__image{min-height:62svh}.field-image-pair{grid-template-columns:1fr;min-height:auto}.field-image-pair>div{min-height:65svh}.full-cart,.checkout-layout{grid-template-columns:1fr}.full-cart__summary,.checkout-review{position:static}}@media (max-width:40rem){:root{--header-height:5.75rem}.concept-bar{white-space:nowrap;justify-content:flex-start;min-height:1.75rem;overflow:hidden}.concept-bar span:nth-child(2){display:none}.concept-bar a{margin-inline-start:auto}.site-nav{min-height:4rem}.wordmark>span:first-child{font-size:.9rem}.hero-slide__content{inset:5.75rem var(--page-gutter) 7.5rem;justify-content:flex-end;width:auto}.hero-slide__identity{display:none}.hero-slide h1{font-size:clamp(3.6rem,18vw,5.2rem)}.hero-slide__support{margin-block-start:var(--space-lg);font-size:.95rem}.hero-slide__actions{margin-block-start:var(--space-lg)}.hero-slide__actions .button{width:100%}.hero-slide__actions .button--ghost-light{display:none}.hero-slide--daylight .hero-slide__image{object-position:67% center}.hero-slide__shade{background:linear-gradient(#0202020f 28%,#020202d1);background:linear-gradient(lab(.462488% 0 0/.06) 28%,lab(.462488% 0 0/.82))}.hero-carousel__controls{inset-block-end:max(1rem, env(safe-area-inset-bottom));inset-inline-start:var(--page-gutter)}.hero-carousel__controls button{width:2.5rem;height:2.5rem}.hero-carousel__preview{display:none}.section-heading h2{font-size:clamp(2.6rem,14vw,4rem)}.capsule-section__header{padding-block:var(--space-lg);gap:var(--space-lg);flex-direction:column}.capsule-section__header h2{font-size:clamp(2.4rem,12vw,3.5rem)}.capsule-section__header>div:first-child p{max-width:30ch}.capsule-section__meta{text-align:start;align-items:flex-start;width:100%}.capsule-section__meta p{max-width:30ch}.concept-details__bar{min-height:3.5rem}.concept-stage{grid-template-columns:1fr 2.75rem}.concept-stage__image{min-height:22rem}.concept-stage__labels{padding:var(--space-md);gap:var(--space-sm);grid-template-columns:repeat(3,minmax(0,1fr))}.concept-stage__labels span{font-size:.57rem}.concept-stage__labels strong{font-size:.66rem;line-height:1.3}.concept-stage__kanji{font-size:1.35rem}.product-tile{min-width:84vw}.product-tile__media{min-height:26rem}.material-chapter{flex-direction:column;justify-content:flex-end;min-height:36rem}.material-chapter__copy{padding:3rem var(--page-gutter) 10rem}.material-chapter__copy h2,.city-chapter__copy h2{font-size:clamp(3.2rem,14vw,4.4rem)}.page-hero h1,.field-hero h1{font-size:clamp(3.4rem,17vw,5.2rem)}.air-matters__texture{display:none}.air-matters__product{min-height:32rem}.air-matters__copy{inset-inline:var(--page-gutter)}.air-matters__copy h2{font-size:clamp(3.35rem,15vw,4.5rem)}.city-chapter{min-height:34rem}.closing-campaign{min-height:30rem}.closing-campaign h2,.closing-campaign__wordmark-outline{letter-spacing:.03em;font-size:clamp(5.4rem,25vw,7rem)}.closing-campaign__mask{clip-path:polygon(40% 0,62% 0,62% 100%,40% 100%)}.closing-campaign__signature{inset-block-end:6.25rem}.closing-campaign__cta{inset:auto var(--page-gutter) var(--space-lg);justify-content:center}.site-footer{grid-template-columns:1fr}.site-footer__links{grid-template-columns:repeat(2,1fr)}.site-footer__signup{grid-column:1/-1}.page-hero{min-height:60svh}.product-gallery__main{min-height:62svh}.product-gallery__secondary-grid{grid-template-columns:1fr}.product-gallery__secondary{min-height:23rem}.product-story{padding-inline:var(--page-gutter)}.system-steps__list{grid-template-columns:1fr}.system-steps__list article+article{border-inline-start:0;border-block-start:.0625rem solid var(--color-border)}.field-hero{min-height:78svh}.field-image-pair>div{min-height:54svh}.support-section,.faq-section,.field-story,.system-steps{padding-inline:var(--page-gutter)}th,td{min-width:7rem}.cart-list{padding-inline:var(--space-md)}.cart-item{gap:var(--space-sm);grid-template-columns:5.25rem minmax(0,1fr)}.cart-item__image{min-height:6.75rem}.cart-item__footer{align-items:flex-start;gap:var(--space-xs);flex-direction:column}.full-cart-item{grid-template-columns:6rem 1fr;align-items:start}.full-cart-item>div:first-child{min-height:8rem}.full-cart-item>strong{grid-column:2}.checkout-page{padding-inline:var(--page-gutter)}.loading-page{grid-template-columns:1fr}.loading-page span:not(:first-child){display:none}}@media (hover:none){.product-tile__open{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.hero-slide{transform:none}}@media (forced-colors:active){.button,.swatch-options button,.size-options button,.configuration-options button{border:.0625rem solid buttontext}}