:root {
  --ink: #263238;
  --navy: #111c22;
  --sky: #e9e7e1;
  --red: #9a7040;
  --paper: #f6f4ef;
  --champagne: #cab385;
  --scroll-progress: 0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  overflow-x: hidden;
}
.admin-bar .site-header { top: 32px; }
.basic-page { min-height: 70vh; padding: 150px max(7vw, 24px) 100px; }
.basic-page article { max-width: 900px; margin: 0 auto; line-height: 1.9; }
.basic-page h1 { font: italic 400 clamp(48px, 7vw, 96px)/1 Georgia, serif; }
a { color: inherit; text-decoration: none; }
.scroll-progress {
  position: fixed; z-index: 40; top: 0; left: 0; width: 100%; height: 2px;
  background: var(--red); transform: scaleX(var(--scroll-progress)); transform-origin: left;
  pointer-events: none; will-change: transform;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 20;
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4.5vw;
  color: white;
  background: linear-gradient(to bottom, rgba(4,19,29,.48), transparent);
  mix-blend-mode: difference;
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: 18px; font-weight: 700; letter-spacing: .16em; }
.logo-brand { width: 174px; height: 52px; padding: 10px 14px; border-radius: 3px;  mix-blend-mode: normal; }
.logo-brand img { display: block; width: 100%; height: 100%; object-fit: contain; }
.footer-logo { width: 190px; height: 58px; }
.brand-mark {
  width: 38px; height: 38px; border: 1px solid currentColor; border-radius: 50%;
  display: grid; place-items: center; font-family: Georgia, serif; font-style: italic; font-size: 22px;
}
.nav { display: flex; gap: 38px; font-size: 11px; letter-spacing: .18em; text-transform: uppercase; }
.nav a { position: relative; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: -7px; width: 0; height: 1px; background: currentColor; transition: width .3s; }
.nav a:hover::after { width: 100%; }
.menu-button { display: none; background: none; border: 0; padding: 10px; }

.hero { position: relative; height: 100svh; min-height: 680px; color: white; overflow: hidden; background: #7da6b8; }
.hero-image {
  position: absolute; inset: -10%;
  background-image: url("../images/main.jpg");
  background-size: cover; background-position: center 55%; will-change: transform;
  transition: filter 1.4s cubic-bezier(.2,.65,.2,1);
}
.hero-wash { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,22,33,.68) 0%, rgba(4,22,33,.13) 56%, rgba(4,22,33,.1)); }
.hero-kicker { position: absolute; top: 27%; right: 4.5vw; margin: 0; font-size: 10px; letter-spacing: .3em; writing-mode: vertical-rl; }
.hero-copy { position: absolute; left: 7.5vw; top: 50%; translate: 0 -50%; will-change: transform; }
.hero h1 { margin: 0; font: italic 400 clamp(48px, 8vw, 120px)/.75 Georgia, "Times New Roman", serif; letter-spacing: -.065em; animation: hero-in 1.7s cubic-bezier(.16,1,.3,1) both; }
.hero-copy > p { margin: 48px 0 0 8px; font-size: clamp(16px, 1.4vw, 22px); letter-spacing: .25em; }
.scroll-cue { position: absolute; bottom: 0; left: 4.5vw; height: 112px; display: flex; flex-direction: column; align-items: center; gap: 12px; font-size: 9px; letter-spacing: .2em; text-transform: uppercase; }
.scroll-cue i { width: 1px; height: 80px; display: block; background: rgba(255,255,255,.8); transform-origin: top; animation: pulse 2s infinite; }
@keyframes pulse { 0% { transform: scaleY(0); } 45% { transform: scaleY(1); } 100% { transform: scaleY(1); transform-origin: bottom; } }
@keyframes hero-in {
  from { opacity: 0; filter: blur(14px); transform: translateY(56px); }
  to { opacity: 1; filter: blur(0); transform: translateY(0); }
}

.reveal {
  opacity: 0;
  filter: blur(8px);
  transform: translate3d(0, 70px, 0);
  transition:
    opacity 1.2s cubic-bezier(.16,1,.3,1),
    transform 1.45s cubic-bezier(.16,1,.3,1),
    filter 1.2s cubic-bezier(.16,1,.3,1);
  will-change: opacity, transform, filter;
}
.reveal.is-visible { opacity: 1; filter: blur(0); transform: translate3d(0, 0, 0); }
.reveal-delay { transition-delay: .12s; }
.reveal-delay-2 { transition-delay: .24s; }

.manifesto { position: relative; min-height: 820px; display: grid; grid-template-columns: .55fr 1.45fr; gap: 7vw; align-items: center; padding: 120px 10vw; overflow: hidden; }
.section-index { align-self: start; margin-top: 9px; font-size: 10px; letter-spacing: .23em; }
.manifesto h2 { margin: 0; font-size: clamp(22px, 3.5vw, 48px); font-weight: 400; line-height: 1.35; letter-spacing: .08em; }
.manifesto div > p { margin: 55px 0 0; font-size: 15px; line-height: 2.5; letter-spacing: .12em; }
.orbit { position: absolute; border: 1px solid rgba(16,35,48,.12); border-radius: 50%; pointer-events: none; will-change: transform; }
.orbit-one { width: 620px; height: 620px; right: -210px; top: 70px; }
.orbit-two { width: 360px; height: 360px; right: -65px; top: 200px; }

.ufb-one-system {
  padding: clamp(96px, 11vw, 168px) max(7vw, 26px);
  color: #e9e5dc;
  background: #111c22;
}
.ufb-one-system__intro { display: grid; grid-template-columns: .55fr 1.45fr; column-gap: 7vw; }
.ufb-one-system__intro .section-index { grid-row: 1 / 4; margin: 8px 0 0; color: #cab385; }
.ufb-one-system__kicker { margin: 0 0 24px; color: #aaa9a4; font-size: 11px; letter-spacing: .16em; }
.ufb-one-system h2 { margin: 0; font-family: var(--ufb-font-serif, serif); font-size: clamp(38px, 5vw, 72px); font-weight: 400; line-height: 1.45; letter-spacing: .04em; }
.ufb-one-system h2 span { color: #cab385; }
.ufb-one-system__lead { grid-column: 2; max-width: 760px; margin: 42px 0 0; color: #bdbbb5; font-size: 14px; line-height: 2.15; letter-spacing: .04em; }
.ufb-one-system__comparison { display: grid; grid-template-columns: 1.25fr auto .75fr; gap: clamp(22px, 4vw, 64px); margin-top: 82px; align-items: stretch; }
.ufb-one-system__many, .ufb-one-system__one { border: 1px solid rgba(202,179,133,.28); }
.ufb-one-system__many { padding: clamp(26px, 4vw, 48px); background: rgba(255,255,255,.025); }
.ufb-one-system__many > p:first-child, .ufb-one-system__one > p { margin: 0 0 30px; color: #8f918f; font-size: 10px; letter-spacing: .2em; }
.ufb-one-system__many ul { display: grid; grid-template-columns: repeat(3,1fr); margin: 0; padding: 0; list-style: none; }
.ufb-one-system__many li { min-height: 152px; padding: 22px; border-top: 1px solid rgba(255,255,255,.16); border-bottom: 1px solid rgba(255,255,255,.16); border-left: 1px solid rgba(255,255,255,.16); }
.ufb-one-system__many li:last-child { border-right: 1px solid rgba(255,255,255,.16); }
.ufb-one-system__many li span, .ufb-one-system__many li small { display: block; color: #929390; font-size: 10px; }
.ufb-one-system__many li strong { display: block; margin: 25px 0 8px; font-size: 15px; font-weight: 500; }
.ufb-one-system__many-note { margin: 26px 0 0; color: #aaa9a4; font-size: 12px; text-align: right; }
.ufb-one-system__arrow { display: grid; place-items: center; color: #cab385; font: 300 34px/1 var(--ufb-font-en, serif); }
.ufb-one-system__one { display: flex; min-height: 300px; padding: clamp(30px, 4vw, 52px); flex-direction: column; justify-content: center; background: linear-gradient(145deg, #26353c, #16242a); }
.ufb-one-system__one strong { color: #cab385; font: 300 clamp(68px, 8vw, 118px)/.8 var(--ufb-font-en, serif); }
.ufb-one-system__one span { margin-top: 28px; font-family: var(--ufb-font-serif, serif); font-size: clamp(24px, 2.7vw, 38px); }
.ufb-one-system__one small { margin-top: 12px; color: #aaa9a4; font-size: 11px; }
.ufb-one-system__value { display: flex; margin-top: 62px; padding-top: 42px; align-items: end; justify-content: space-between; gap: 42px; border-top: 1px solid rgba(202,179,133,.28); }
.ufb-one-system__value p { margin: 0; }
.ufb-one-system__value p span { display: block; margin-bottom: 14px; color: #aaa9a4; font-size: 12px; }
.ufb-one-system__value p strong { font-family: var(--ufb-font-serif, serif); font-size: clamp(24px, 3vw, 42px); font-weight: 400; line-height: 1.55; }
.ufb-one-system__value a { display: flex; width: min(100%, 320px); padding: 18px 20px; justify-content: space-between; border: 1px solid #cab385; color: #f4efe5; font-size: 13px; }
.ufb-one-system__value a:hover { color: #111c22; background: #cab385; }

.ufb-scroll-slider { position: relative; height: 390vh; margin: 50px calc(max(7vw, 26px) * -1) 0; }
.ufb-scroll-slider__sticky { position: sticky; top: 0; height: 100vh; padding-top: 78px; overflow: hidden; background: #111c22; }
.ufb-scroll-slider__status { position: absolute; z-index: 2; right: 5vw; bottom: 28px; left: 5vw; display: grid; grid-template-columns: auto 1fr auto; gap: 22px; align-items: center; color: #858986; font-size: 9px; letter-spacing: .18em; }
.ufb-scroll-slider__status i { height: 1px; overflow: hidden; background: rgba(255,255,255,.17); }
.ufb-scroll-slider__status b { display: block; width: 100%; height: 100%; background: #cab385; transform: scaleX(0); transform-origin: left; }
.ufb-scroll-slider__status em { font-style: normal; }
.ufb-scroll-slider__viewport { height: calc(100vh - 78px); overflow: hidden; }
.ufb-scroll-slider__track { display: flex; width: max-content; height: 100%; padding: clamp(34px, 5vw, 72px) 5vw 70px; gap: clamp(20px, 2.6vw, 42px); will-change: transform; }
.ufb-scroll-slide { position: relative; display: flex; width: min(72vw, 960px); height: 100%; min-height: 480px; padding: clamp(30px, 4vw, 58px); flex-direction: column; justify-content: space-between; overflow: hidden; border: 1px solid rgba(202,179,133,.26); background: linear-gradient(145deg, #202d33, #131f25); }
.ufb-scroll-slide::before { position: absolute; z-index: 1; inset: 0; background: linear-gradient(100deg, rgba(12,23,29,.92) 0%, rgba(12,23,29,.68) 52%, rgba(12,23,29,.25) 100%); content: ""; }
.ufb-scroll-slide::after { position: absolute; right: -15%; bottom: -38%; width: min(45vw, 580px); aspect-ratio: 1; border: 1px solid rgba(202,179,133,.13); border-radius: 50%; content: ""; }
.ufb-scroll-slide__video { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .82; }
.ufb-scroll-slide > p { position: relative; z-index: 2; margin: 0; color: #b5b6b2; font-size: 11px; letter-spacing: .2em; }
.ufb-scroll-slide__number { position: absolute; z-index: 2; top: 42%; right: clamp(24px, 4vw, 58px); color: rgba(231,227,218,.1); font: 300 clamp(100px, 18vw, 260px)/1 var(--ufb-font-en, serif); transform: translateY(-50%); }
.ufb-scroll-slide > div { position: relative; z-index: 2; width: min(100%, 680px); }
.ufb-scroll-slide small { color: #d0cec8; font-size: 14px; letter-spacing: .1em; }
.ufb-scroll-slide h3 { margin: 12px 0 22px; font-family: var(--ufb-font-serif, serif); font-size: clamp(28px, 4vw, 48px); font-weight: 400; line-height: 1.35; }
.ufb-scroll-slide div > p { max-width: 650px; margin: 0; color: #eeece6; font-size: 16px; line-height: 2; letter-spacing: .03em; }
.ufb-scroll-slide.is-answer { color: #f4f1e9; border-color: rgba(202,179,133,.6); background: #050708; }
.ufb-scroll-slide.is-answer::before { background: linear-gradient(100deg, rgba(0,0,0,.9) 0%, rgba(0,0,0,.72) 54%, rgba(0,0,0,.6) 100%); }
.ufb-scroll-slide.is-answer > p, .ufb-scroll-slide.is-answer small, .ufb-scroll-slide.is-answer div > p { color: #d7d4cc; }
.ufb-scroll-slide.is-answer .ufb-scroll-slide__number { color: rgba(255,255,255,.055); font-size: clamp(90px, 15vw, 220px); }
.ufb-scroll-slide__products { position: absolute !important; z-index: 3 !important; top: 15%; right: 5%; display: grid; grid-template-columns: repeat(3, minmax(120px, 1fr)); gap: clamp(20px, 3vw, 48px); width: min(62%, 610px) !important; align-items: end; }
.ufb-scroll-slide__products figure { display: grid; min-width: 0; height: auto; margin: 0; grid-template-rows: 190px 24px; align-items: end; justify-items: center; }
.ufb-scroll-slide__products img { display: block; width: auto; max-width: 100%; max-height: 190px; align-self: end; object-fit: contain; object-position: center bottom; filter: drop-shadow(0 7px 9px rgba(0,0,0,.22)); }
.ufb-scroll-slide__products .is-13a > img { height: 101px; }
.ufb-scroll-slide__products .is-20a img { height: 168px; }
.ufb-scroll-slide__products .is-25a > img { height: 190px; }
.ufb-scroll-slide__products figcaption { margin-top: 11px; color: #cab385; font-size: 11px; font-weight: 600; letter-spacing: .2em; }
.ufb-scroll-slide__product-pair { display: flex; height: 190px; align-items: flex-end; justify-content: center; gap: 7px; }
.ufb-scroll-slide__product-pair img { max-width: calc(50% - 4px); }

.story { position: relative; min-height: 102svh; overflow: hidden; color: white; display: flex; align-items: center; }
.story-media { position: absolute; inset: -14% -3%; overflow: hidden; will-change: transform; transition: filter 1.2s cubic-bezier(.16,1,.3,1); }
.story-media video { width: 100%; height: 100%; display: block; object-fit: cover; }
.video-shade { position: absolute; inset: 0; background: linear-gradient(110deg, rgba(3,21,35,.52), rgba(3,21,35,.06)); }
.story:hover .story-media { filter: saturate(1.08) contrast(1.03); }
.story-shape {
  position: absolute; inset: -1px;
  background: linear-gradient(165deg, var(--paper) 0 9%, transparent 9.2% 89%, var(--paper) 89.2%);
  pointer-events: none;
}
.story-content { position: relative; z-index: 2; width: min(590px, 78vw); margin-left: 10vw; padding: 120px 0; text-shadow: 0 2px 22px rgba(0,0,0,.2); }
.story-number { font: italic 30px Georgia, serif; margin: 0 0 56px; }
.story-eyebrow { margin: 0 0 20px; font-size: 10px; letter-spacing: .28em; }
.story h2 { margin: 0; font-size: clamp(42px, 6vw, 86px); font-weight: 400; letter-spacing: .08em; line-height: 1.28; }
.story-text { width: min(480px, 100%); margin: 38px 0; font-size: 14px; line-height: 2.2; letter-spacing: .1em; }
.story:nth-child(even) .story-content { margin-left: auto; margin-right: 10vw; }
.story:nth-child(even) .story-media { background-position: center 40%; }

.closing { min-height: 850px; background: var(--sky); display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 120px 5vw; position: relative; }
.closing-parallax { min-height: 102svh; color: white; overflow: hidden; background: #18343e; }
.closing-media { position: absolute; inset: -14% -3%; will-change: transform; }
.closing-media video { width: 100%; height: 100%; display: block; object-fit: cover; }
.closing-shade { position: absolute; inset: 0; background: linear-gradient(rgba(4,20,29,.26), rgba(4,20,29,.5)); }
.closing::before { content: ""; position: absolute; z-index: 1; width: 460px; height: 460px; border: 1px solid rgba(255,255,255,.3); border-radius: 50%; }
.closing > :not(.closing-media) { position: relative; z-index: 2; }
.closing .section-index { margin: 0 0 45px; }
.closing h2 { margin: 0; font: italic 400 clamp(36px, 6vw, 90px)/.86 Georgia, serif; letter-spacing: -.05em; }
.closing h2 span { display: inline-block; }
.closing > p:not(.section-index) { margin: 48px 0; letter-spacing: .22em; }
.products { background: var(--paper); padding: 140px 6vw 150px; }
.products-heading h2 { margin: 40px 0 0; font-size: clamp(42px, 5.6vw, 82px); line-height: 1.35; font-weight: 400; letter-spacing: .08em; }
.product-links { margin-top: 70px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(16,35,48,.22); border-left: 1px solid rgba(16,35,48,.22); }
.product-card { min-width: 0; border-right: 1px solid rgba(16,35,48,.22); border-bottom: 1px solid rgba(16,35,48,.22); transition: background .4s, color .4s; }
.product-card:hover { background: white; color: var(--red); }
.product-visual { height: 300px; display: flex; align-items: flex-end; justify-content: center; gap: 22px; padding: 35px 20px 22px; background: linear-gradient(180deg, #fff 0%, #eff7fa 100%); }
.product-visual img { display: block; max-height: 220px; max-width: 42%; width: auto; object-fit: contain; transition: transform .55s cubic-bezier(.16,1,.3,1); }
.product-visual:not(.product-visual-pair) img { max-width: 58%; }
.product-card:hover .product-visual img { transform: translateY(-7px); }
.product-name { min-height: 96px; padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; border-top: 1px solid rgba(16,35,48,.16); }
.product-name strong { font: italic 44px Georgia, serif; }
.product-name span { font-size: 10px; letter-spacing: .16em; white-space: nowrap; }
.product-card dl { margin: 0; }
.product-card dl div { min-height: 42px; padding: 8px 20px; display: flex; justify-content: space-between; align-items: center; border-top: 1px solid rgba(16,35,48,.16); }
.product-card dt { font-size: 10px; letter-spacing: .15em; opacity: .58; }
.product-card dd { margin: 0; font-size: 13px; font-weight: 600; }
.contact-cta { padding: 130px 8vw 140px; background: #ebe8e1; text-align: center; }
.contact-cta h2 { margin: 38px auto 55px; font-size: clamp(38px, 5vw, 72px); line-height: 1.45; font-weight: 400; letter-spacing: .08em; }
.contact-button { width: min(100%, 520px); min-height: 94px; margin: 0 auto; padding: 0 34px; display: flex; align-items: center; justify-content: space-between; background: var(--navy); color: white; font-size: 13px; letter-spacing: .18em; transition: background .35s, transform .35s; }
.contact-button:hover { background: var(--red); transform: translateY(-4px); }
.contact-button i { font-style: normal; font-size: 22px; }
.guide-links { grid-column: 1 / -1; margin-top: 34px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.guide-links a { min-height: 118px; padding: 24px; display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto 1fr; background: var(--ink); color: white; border: 0; }
.guide-links a:hover { padding: 24px 30px; color: white; }
.guide-links span { grid-column: 1; font-size: 9px; letter-spacing: .2em; opacity: .65; }
.guide-links strong { align-self: end; font-size: 18px; font-weight: 400; letter-spacing: .1em; }
.guide-links i { grid-column: 2; grid-row: 1 / span 2; align-self: center; }
footer { min-height: 220px; padding: 55px 5vw; background: var(--navy); color: white; display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: 40px; }
footer p { margin: 0; font-size: 9px; letter-spacing: .2em; }
footer p:last-child { text-align: right; }

.guide-page { background: var(--paper); }
.guide-hero { min-height: 72svh; padding: 180px 8vw 90px; display: flex; flex-direction: column; justify-content: flex-end; color: white; position: relative; overflow: hidden; }
.guide-hero::before { content: ""; position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.05); }
.guide-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,22,33,.74), rgba(4,22,33,.18)); }
.guide-hero-install::before { background-image: url("https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&w=2200&q=86"); }
.guide-hero-size::before { background-image: url("https://images.unsplash.com/photo-1538300342682-cf57afb97285?auto=format&fit=crop&w=2200&q=86"); }
.guide-hero > * { position: relative; z-index: 1; }
.guide-kicker, .guide-label { margin: 0 0 28px; font-size: 10px; letter-spacing: .28em; }
.guide-hero h1 { margin: 0; font-size: clamp(54px, 9vw, 130px); font-weight: 400; letter-spacing: .08em; }
.guide-hero > p:last-child { margin: 34px 0 0; letter-spacing: .15em; line-height: 1.9; }
.guide-intro { min-height: 720px; padding: 140px 10vw; display: grid; grid-template-columns: .45fr 1.55fr; gap: 7vw; align-items: center; }
.guide-number { align-self: start; margin: 0; font: italic 34px Georgia, serif; }
.guide-intro > div { max-width: 800px; }
.guide-intro h2, .flow-section > h2, .size-section > h2, .decision-section > h2, .meter-card h2, .guide-note h2 { margin: 0; font-size: clamp(40px, 5.8vw, 80px); line-height: 1.35; font-weight: 400; letter-spacing: .08em; }
.guide-intro > div > p:last-child { max-width: 620px; margin: 52px 0 0; font-size: 15px; line-height: 2.35; letter-spacing: .08em; }
.pipe-diagram { min-height: 470px; padding: 80px 8vw; background: var(--sky); display: grid; grid-template-columns: auto 1fr auto 1.2fr auto; align-items: center; gap: 0; }
.pipe-source, .pipe-device { width: 128px; height: 128px; border: 1px solid var(--ink); border-radius: 50%; display: grid; place-items: center; text-align: center; font: 14px/1.4 Arial; letter-spacing: .15em; background: var(--sky); z-index: 1; }
.pipe-device { background: var(--red); color: white; border-color: var(--red); }
.pipe-line { height: 1px; background: var(--ink); position: relative; }
.pipe-line.branch { height: 118px; background: none; border-left: 1px solid var(--ink); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.pipe-line.branch i { position: absolute; left: 0; width: 100%; height: 1px; background: var(--ink); }
.pipe-line.branch i:nth-child(1) { top: 0; }.pipe-line.branch i:nth-child(2) { top: 50%; }.pipe-line.branch i:nth-child(3) { bottom: 0; }
.pipe-destinations { height: 158px; display: flex; flex-direction: column; justify-content: space-between; padding: 10px 0; font-size: 12px; letter-spacing: .15em; }
.flow-section, .size-section, .decision-section { padding: 140px 9vw; }
.flow-section { background: var(--navy); color: white; }
.install-flow { list-style: none; margin: 90px 0 0; padding: 0; border-top: 1px solid rgba(255,255,255,.22); }
.install-flow li { min-height: 150px; display: grid; grid-template-columns: 120px 1fr; align-items: center; border-bottom: 1px solid rgba(255,255,255,.22); }
.install-flow li > span { font: italic 36px Georgia, serif; }
.install-flow h3 { margin: 0 0 14px; font-size: 22px; font-weight: 400; letter-spacing: .12em; }
.install-flow p { margin: 0; color: rgba(255,255,255,.72); line-height: 1.9; }
.guide-note { padding: 140px 9vw; display: grid; grid-template-columns: 1fr 1fr; gap: 9vw; }
.note-body > p { margin: 0 0 40px; font-size: 18px; line-height: 2; }
.note-body ul, .meter-card ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(16,35,48,.22); }
.note-body li, .meter-card li { padding: 20px 0 20px 24px; border-bottom: 1px solid rgba(16,35,48,.22); position: relative; line-height: 1.7; }
.note-body li::before, .meter-card li::before { content: ""; position: absolute; left: 0; top: 29px; width: 6px; height: 6px; border-radius: 50%; background: var(--red); }
.meter-card { margin: 0 8vw; padding: 90px; background: var(--sky); display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 9vw; }
.meter-visual { width: min(330px, 70vw); aspect-ratio: 1; border: 12px solid var(--ink); border-radius: 50%; display: flex; flex-direction: column; justify-content: center; align-items: center; background: white; box-shadow: inset 0 0 0 3px white, inset 0 0 0 4px var(--ink); }
.meter-visual > span { font-size: 13px; letter-spacing: .4em; }
.meter-visual strong { font: 94px/1 Georgia, serif; }
.meter-visual strong span { font: 18px Arial; margin-left: 5px; }
.meter-card h2 { font-size: clamp(36px, 4vw, 62px); margin-bottom: 45px; }
.small-note { margin: 28px 0 0; font-size: 12px; line-height: 1.8; opacity: .7; }
.size-grid { margin-top: 80px; display: grid; grid-template-columns: repeat(3, 1fr); }
.size-grid article { min-height: 480px; padding: 46px 38px; border: 1px solid rgba(16,35,48,.22); display: flex; flex-direction: column; }
.size-grid article + article { border-left: 0; }
.size-grid article.recommended { background: var(--ink); color: white; transform: translateY(-20px); }
.size-grid article > p { margin: 0; min-height: 45px; font-size: 9px; letter-spacing: .2em; }
.size-grid article > strong { font: italic 86px Georgia, serif; }
.size-grid h3 { margin: 8px 0 45px; font-size: 16px; font-weight: 400; letter-spacing: .13em; }
.size-grid dl { margin: 0; }
.size-grid dl div { display: flex; justify-content: space-between; padding: 16px 0; border-top: 1px solid currentColor; }
.size-grid dl div:last-child { border-bottom: 1px solid currentColor; }
.size-grid dt, .size-grid dd { margin: 0; font-size: 12px; }
.size-grid article > span { margin-top: auto; font-size: 12px; letter-spacing: .12em; }
.decision-section { background: var(--sky); }
.decision-flow { margin-top: 75px; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 25px; }
.decision-flow > div { min-height: 180px; padding: 28px; border: 1px solid var(--ink); display: flex; flex-direction: column; justify-content: space-between; }
.decision-flow span { font: italic 28px Georgia, serif; }
.decision-flow p { margin: 0; font-size: 16px; letter-spacing: .1em; line-height: 1.7; }
.decision-flow > i { font-style: normal; font-size: 28px; }
.decision-note { max-width: 760px; margin: 50px 0 0 auto; line-height: 2; font-size: 13px; }
.guide-next { display: grid; grid-template-columns: 1fr 1fr; background: var(--paper); }
.guide-next a { min-height: 190px; padding: 40px 8vw; display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto 1fr; border-top: 1px solid rgba(16,35,48,.2); }
.guide-next a + a { border-left: 1px solid rgba(16,35,48,.2); }
.guide-next span { font-size: 9px; letter-spacing: .2em; }
.guide-next strong { align-self: end; font-size: 24px; font-weight: 400; letter-spacing: .12em; }
.guide-next i { grid-column: 2; grid-row: 1 / span 2; align-self: center; font-size: 26px; font-style: normal; }

@media (max-width: 760px) {
  .admin-bar .site-header { top: 46px; }
  .site-header { height: 70px; padding: 0 22px; }
  .brand { font-size: 15px; }
  .logo-brand { width: 144px; height: 44px; padding: 8px 11px; }
  .brand-mark { width: 32px; height: 32px; font-size: 18px; }
  .menu-button { display: grid; gap: 6px; z-index: 2; }
  .menu-button span { display: block; width: 25px; height: 1px; background: white; }
  .nav { position: fixed; inset: 0; background: var(--navy); flex-direction: column; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: .3s; font-size: 14px; }
  .nav.open { opacity: 1; visibility: visible; }
  .hero { min-height: 620px; }
  .hero-copy { left: 9vw; }
  .hero h1 { font-size: 21vw; line-height: .82; }
  .hero-copy > p { margin-top: 34px; font-size: 13px; }
  .hero-kicker { display: none; }
  .manifesto { min-height: 720px; grid-template-columns: 1fr; align-content: center; padding: 110px 9vw; }
  .manifesto .section-index { margin-bottom: 55px; }
  .manifesto h2 { font-size: 10.2vw; }
  .manifesto div > p { font-size: 13px; line-height: 2.2; }
  .ufb-one-system { padding: 92px 24px; }
  .ufb-one-system__intro { display: block; }
  .ufb-one-system__intro .section-index { margin-bottom: 38px; }
  .ufb-one-system__kicker { margin-bottom: 18px; }
  .ufb-one-system h2 { font-size: clamp(32px, 9vw, 44px); }
  .ufb-one-system__lead { font-size: 13px; }
  .ufb-one-system__comparison { grid-template-columns: 1fr; margin-top: 54px; }
  .ufb-one-system__many ul { grid-template-columns: 1fr; }
  .ufb-one-system__many li { min-height: auto; border-right: 1px solid rgba(255,255,255,.16); border-bottom: 0; }
  .ufb-one-system__many li:last-child { border-bottom: 1px solid rgba(255,255,255,.16); }
  .ufb-one-system__many li strong { margin-top: 14px; }
  .ufb-one-system__arrow { transform: rotate(90deg); }
  .ufb-one-system__one { min-height: 280px; }
  .ufb-one-system__value { align-items: stretch; flex-direction: column; }
  .ufb-one-system__value a { width: 100%; }
  .ufb-scroll-slider { height: auto; margin: 50px -24px 0; }
  .ufb-scroll-slider__sticky { position: relative; height: auto; padding: 0; overflow: visible; }
  .ufb-scroll-slider__status { display: none; }
  .ufb-scroll-slider__viewport { height: auto; padding: 0 24px 18px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: thin; scrollbar-color: #cab385 rgba(255,255,255,.12); }
  .ufb-scroll-slider__track { height: auto; padding: 0; gap: 14px; transform: none !important; }
  .ufb-scroll-slide { width: calc(100vw - 54px); height: 68svh; min-height: 520px; padding: 30px 24px; scroll-snap-align: center; }
  .ufb-scroll-slide__number { top: 36%; font-size: 42vw; }
  .ufb-scroll-slide__products { top: 13%; right: 5%; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; width: 90% !important; }
  .ufb-scroll-slide__products figure { height: auto; grid-template-rows: 108px 20px; }
  .ufb-scroll-slide__products img { max-height: 108px; }
  .ufb-scroll-slide__products .is-13a > img { height: 57px; }
  .ufb-scroll-slide__products .is-20a img { height: 96px; }
  .ufb-scroll-slide__products .is-25a > img { height: 108px; }
  .ufb-scroll-slide__product-pair { height: 108px; }
  .ufb-scroll-slide__products figcaption { margin-top: 7px; font-size: 9px; }
  .ufb-scroll-slide h3 { font-size: clamp(32px, 10vw, 44px); }
  .ufb-scroll-slide div > p { font-size: 16px; line-height: 1.9; }
  .story { min-height: 92svh; }
  .story-shape { background: linear-gradient(171deg, var(--paper) 0 5%, transparent 5.2% 94%, var(--paper) 94.2%); }
  .story-content, .story:nth-child(even) .story-content { margin: 0 9vw; padding: 100px 0; }
  .story-number { margin-bottom: 40px; }
  .story h2 { font-size: 10vw; }
  .story-text { font-size: 13px; }
  .closing { min-height: 720px; }
  .closing::before { width: 76vw; height: 76vw; }
  .products { padding: 100px 9vw 110px; }
  .product-links { grid-template-columns: 1fr; margin-top: 50px; }
  .product-visual { height: 270px; }
  .contact-cta { padding: 95px 9vw 105px; }
  .guide-links { grid-template-columns: 1fr; }
  .guide-hero { min-height: 650px; padding: 140px 9vw 70px; }
  .guide-hero h1 { font-size: 13vw; }
  .guide-intro { min-height: 650px; padding: 100px 9vw; grid-template-columns: 1fr; }
  .guide-number { margin-bottom: 35px; }
  .guide-intro h2, .flow-section > h2, .size-section > h2, .decision-section > h2, .guide-note h2 { font-size: 10vw; }
  .pipe-diagram { min-height: 560px; grid-template-columns: 1fr; justify-items: center; padding: 55px 9vw; }
  .pipe-line { width: 1px; height: 50px; }
  .pipe-line.branch { width: 160px; height: 80px; border: 0; border-top: 1px solid var(--ink); }
  .pipe-destinations { width: 100%; height: auto; flex-direction: row; }
  .flow-section, .size-section, .decision-section { padding: 100px 9vw; }
  .install-flow li { grid-template-columns: 65px 1fr; padding: 24px 0; }
  .guide-note, .meter-card { grid-template-columns: 1fr; padding: 90px 9vw; margin: 0; }
  .meter-visual { margin: 0 auto; }
  .size-grid { grid-template-columns: 1fr; gap: 12px; }
  .size-grid article + article { border-left: 1px solid rgba(16,35,48,.22); }
  .size-grid article.recommended { transform: none; }
  .decision-flow { grid-template-columns: 1fr; }
  .decision-flow > i { transform: rotate(90deg); justify-self: center; }
  .guide-next { grid-template-columns: 1fr; }
  .guide-next a + a { border-left: 0; }
  footer { grid-template-columns: 1fr; align-items: start; }
  footer p:last-child { text-align: left; }
}

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