:root {
  --navy: #06182f;
  --navy-2: #0a2444;
  --blue: #1478ff;
  --cyan: #45d4ff;
  --ice: #eaf3ff;
  --paper: #f5f7fa;
  --ink: #0a1728;
  --muted: #607087;
  --line: #dce3eb;
  --white: #fff;
  --radius: 6px;
  --shadow: 0 24px 70px rgba(6, 24, 47, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }

.skip-link { position: fixed; top: -100px; left: 16px; z-index: 999; padding: 12px 18px; background: white; color: var(--ink); }
.skip-link:focus { top: 16px; }

.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: 76px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 32px;
  padding: 0 clamp(24px, 5vw, 82px);
  color: white;
  border-bottom: 1px solid rgba(255,255,255,.14);
  transition: background .3s, box-shadow .3s;
}
.site-header.scrolled { background: rgba(6,24,47,.96); box-shadow: 0 8px 32px rgba(0,0,0,.16); backdrop-filter: blur(14px); }
.brand { display: inline-flex; width: fit-content; align-items: center; gap: 11px; letter-spacing: .02em; }
.brand > span:last-child { display: flex; align-items: baseline; gap: 5px; }
.brand strong { font-size: 15px; letter-spacing: .12em; }
.brand small { font-size: 9px; font-weight: 700; letter-spacing: .16em; opacity: .62; }
.brand-mark { width: 29px; height: 29px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; transform: skew(-12deg); }
.brand-mark i { background: linear-gradient(180deg, var(--cyan), var(--blue)); }
.brand-mark i:nth-child(1) { height: 58%; align-self: end; }
.brand-mark i:nth-child(2) { height: 82%; align-self: end; }
.desktop-nav { display: flex; gap: 34px; font-size: 13px; font-weight: 600; letter-spacing: -.01em; color: rgba(255,255,255,.72); }
.desktop-nav a { position: relative; padding: 28px 0; }
.desktop-nav a::after { content: ""; position: absolute; bottom: 21px; left: 0; width: 0; height: 2px; background: var(--cyan); transition: width .25s; }
.desktop-nav a:hover { color: white; }
.desktop-nav a:hover::after { width: 100%; }
.header-cta { justify-self: end; padding: 11px 16px; border: 1px solid rgba(255,255,255,.42); font-size: 12px; font-weight: 700; }
.header-cta span { color: var(--cyan); margin-left: 7px; }

.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr);
  align-items: center;
  gap: clamp(50px, 7vw, 120px);
  overflow: hidden;
  padding: 140px clamp(24px, 7vw, 118px) 154px;
  color: white;
  background:
    radial-gradient(circle at 72% 34%, rgba(20,120,255,.23), transparent 23%),
    linear-gradient(125deg, #06182f 15%, #09284b 62%, #061a34 100%);
}
.hero::before { content: ""; position: absolute; width: 460px; height: 460px; right: -180px; top: 140px; border: 1px solid rgba(69,212,255,.18); border-radius: 50%; box-shadow: 0 0 0 90px rgba(69,212,255,.025), 0 0 0 180px rgba(69,212,255,.02); }
.hero-grid { position: absolute; inset: 0; opacity: .09; background-image: linear-gradient(rgba(255,255,255,.25) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.25) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(90deg, black, transparent 82%); }
.hero-copy { position: relative; z-index: 2; max-width: 730px; }
.eyebrow { margin: 0 0 20px; color: var(--cyan); font-size: 11px; font-weight: 800; letter-spacing: .18em; }
.eyebrow span { display: inline-block; width: 24px; height: 2px; margin: 0 10px 3px 0; background: currentColor; }
.eyebrow.dark { color: var(--blue); }
.hero h1 { margin: 0; font-size: clamp(46px, 5.2vw, 79px); line-height: 1.08; letter-spacing: -.065em; font-weight: 760; }
.hero h1 em { color: white; font-style: normal; -webkit-text-stroke: 0; }
.hero h1 em span {
  display: inline;
  background-image: linear-gradient(90deg, var(--blue), var(--cyan));
  background-repeat: no-repeat;
  background-position: 0 94%;
  background-size: 100% .12em;
}
.hero-lead { max-width: 650px; margin: 30px 0 0; color: rgba(255,255,255,.68); font-size: clamp(15px, 1.3vw, 18px); line-height: 1.85; letter-spacing: -.02em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 38px; }
.button { min-height: 48px; display: inline-flex; justify-content: center; align-items: center; gap: 28px; padding: 0 21px; border: 1px solid transparent; border-radius: 2px; cursor: pointer; font-size: 13px; font-weight: 750; transition: transform .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button.primary { color: white; background: var(--blue); box-shadow: 0 10px 30px rgba(20,120,255,.2); }
.button.primary:hover { background: #0069ed; }
.button.ghost { color: white; border-color: rgba(255,255,255,.32); background: rgba(255,255,255,.02); }
.button.ghost:hover { border-color: white; }
.button.ghost.dark { color: var(--ink); border-color: var(--line); background: white; }
.button.ghost.dark:hover { border-color: var(--blue); }

.thermal-visual { position: relative; z-index: 1; min-height: 460px; display: grid; place-items: center; }
.visual-label { position: absolute; top: 12px; left: 4px; color: rgba(255,255,255,.36); font: 700 9px/1 monospace; letter-spacing: .18em; }
.heat-source { position: absolute; left: 4%; top: 50%; width: 120px; height: 120px; transform: translateY(-50%); display: grid; place-items: center; }
.heat-ring { position: absolute; inset: 0; border: 1px solid rgba(255,130,65,.28); border-radius: 50%; animation: breathe 3s infinite ease-out; }
.heat-ring.ring-2 { inset: 14px; animation-delay: .55s; }
.heat-ring.ring-3 { inset: 28px; animation-delay: 1.1s; }
.heat-core { width: 60px; height: 60px; display: grid; place-items: center; align-content: center; border-radius: 50%; color: #ff945b; background: radial-gradient(circle at 40% 35%, #59301d, #211d24); font: 600 17px/1 serif; box-shadow: 0 0 46px rgba(255,113,40,.28); }
.heat-core small { margin-top: 5px; color: rgba(255,255,255,.46); font: 600 8px/1 sans-serif; }
.energy-path { position: absolute; left: 25%; right: 55%; top: 50%; height: 1px; background: linear-gradient(90deg, #ff7b35, var(--cyan)); }
.energy-path i { position: absolute; top: -3px; width: 7px; height: 7px; border-radius: 50%; background: white; box-shadow: 0 0 12px var(--cyan); animation: flow 2.5s infinite linear; }
.energy-path i:nth-child(2) { animation-delay: -.65s; }
.energy-path i:nth-child(3) { animation-delay: -1.3s; }
.energy-path i:nth-child(4) { animation-delay: -1.95s; }
.solution-node { width: 158px; height: 158px; z-index: 2; display: grid; place-content: center; text-align: center; border: 1px solid rgba(69,212,255,.75); background: rgba(6,24,47,.82); box-shadow: inset 0 0 42px rgba(20,120,255,.14), 0 0 70px rgba(20,120,255,.15); transform: rotate(45deg); }
.solution-node > * { transform: rotate(-45deg); }
.solution-node span { color: var(--cyan); font: 700 8px/1 monospace; letter-spacing: .14em; }
.solution-node strong { margin: 8px 0; font-size: 18px; letter-spacing: -.04em; }
.solution-node small { color: rgba(255,255,255,.5); font-size: 9px; }
.output-lines { position: absolute; left: 56%; right: 21%; top: 50%; height: 150px; transform: translateY(-50%); }
.output-lines i { position: absolute; left: 0; width: 100%; height: 1px; transform-origin: left; background: linear-gradient(90deg, var(--cyan), rgba(69,212,255,.18)); }
.output-lines i:first-child { top: 50%; transform: rotate(-28deg); }
.output-lines i:nth-child(2) { top: 50%; }
.output-lines i:last-child { top: 50%; transform: rotate(28deg); }
.outputs { position: absolute; right: 0; top: 50%; display: grid; gap: 30px; transform: translateY(-50%); }
.outputs span { min-width: 98px; padding: 9px 12px; border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.04); color: rgba(255,255,255,.78); font-size: 11px; }
.outputs b { margin-right: 8px; color: var(--cyan); font: 600 9px monospace; }
.hero-proof { position: absolute; z-index: 2; left: clamp(24px, 7vw, 118px); right: clamp(24px, 7vw, 118px); bottom: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.16); }
.hero-proof div { min-height: 92px; display: flex; align-items: center; gap: 14px; padding: 0 18px; border-right: 1px solid rgba(255,255,255,.12); }
.hero-proof div:first-child { padding-left: 0; }
.hero-proof div:last-child { border: 0; }
.hero-proof strong { color: var(--cyan); font: 700 18px/1 monospace; }
.hero-proof span { color: rgba(255,255,255,.58); font-size: 11px; }

.business { padding: 118px clamp(24px, 7vw, 118px) 0; background: white; }
.section-heading { display: grid; grid-template-columns: 1fr 1fr; column-gap: 80px; align-items: end; margin-bottom: 54px; }
.section-heading .eyebrow { grid-column: 1 / -1; }
.section-heading h2 { margin: 0; font-size: clamp(37px, 4vw, 58px); line-height: 1.18; letter-spacing: -.055em; }
.section-heading > p:last-child { max-width: 480px; margin: 0 0 5px; color: var(--muted); line-height: 1.8; font-size: 15px; }
.business-grid { display: grid; grid-template-columns: 1fr 1fr; }
.business-card { position: relative; min-height: 530px; padding: 55px clamp(30px, 4vw, 62px); overflow: hidden; border: 1px solid var(--line); }
.business-card + .business-card { border-left: 0; }
.business-card::after { content: ""; position: absolute; inset: auto -80px -90px auto; width: 230px; height: 230px; border: 1px solid rgba(20,120,255,.13); border-radius: 50%; box-shadow: 0 0 0 36px rgba(20,120,255,.025), 0 0 0 72px rgba(20,120,255,.02); }
.business-card.cooling { background: var(--navy); color: white; border-color: var(--navy); }
.business-card.cooling::after { border-color: rgba(69,212,255,.24); }
.card-index { position: absolute; top: 34px; right: 36px; color: #cad3df; font: 600 12px monospace; }
.cooling .card-index { color: rgba(255,255,255,.32); }
.card-icon { width: 64px; height: 64px; margin-bottom: 46px; }
.card-icon svg { width: 100%; height: 100%; fill: none; stroke: #8290a0; stroke-width: 1.4; }
.card-icon svg .accent { stroke: var(--blue); }
.cooling .card-icon svg { stroke: rgba(255,255,255,.45); }
.cooling .card-icon svg .accent { stroke: var(--cyan); }
.card-kicker { color: var(--blue); font: 750 9px/1.3 monospace; letter-spacing: .15em; }
.cooling .card-kicker { color: var(--cyan); }
.business-card h3 { margin: 12px 0 17px; font-size: 35px; letter-spacing: -.05em; }
.business-card > p:not(.card-kicker) { max-width: 520px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.85; }
.cooling > p:not(.card-kicker) { color: rgba(255,255,255,.58); }
.business-card ul { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; margin: 28px 0 40px; padding: 0; list-style: none; }
.business-card li { position: relative; padding-left: 13px; color: #3e4c5f; font-size: 12px; }
.business-card li::before { content: ""; position: absolute; left: 0; top: .5em; width: 5px; height: 5px; background: var(--blue); }
.cooling li { color: rgba(255,255,255,.64); }
.cooling li::before { background: var(--cyan); }
.text-link { position: relative; z-index: 2; padding: 0 0 5px; border: 0; border-bottom: 1px solid currentColor; color: var(--ink); background: none; cursor: pointer; font-size: 12px; font-weight: 750; }
.text-link span { margin-left: 20px; color: var(--blue); }
.cooling .text-link { color: white; }
.cooling .text-link span { color: var(--cyan); }
.strength-strip { position: relative; z-index: 3; display: grid; grid-template-columns: 1.25fr repeat(4, 1fr); margin: -1px 0 0; min-height: 86px; border: 1px solid var(--line); background: white; }
.strength-strip > * { display: flex; align-items: center; padding: 0 22px; border-right: 1px solid var(--line); font-size: 11px; font-weight: 700; }
.strength-strip > *:last-child { border: 0; }
.strength-strip > span { color: var(--blue); font: 700 9px monospace; letter-spacing: .15em; }
.strength-strip b { margin-right: 12px; color: #a5b0bd; font: 600 9px monospace; }

.case-studies { padding: 118px clamp(24px, 7vw, 118px); background: #f3f7fb; }
.case-studies .section-heading { margin-bottom: 42px; }
.case-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.case-card { position: relative; min-height: 480px; padding: 30px 34px 28px; overflow: hidden; border: 1px solid #dce5ef; background: #fff; box-shadow: 0 18px 50px rgba(12,38,68,.045); }
.case-tag { position: relative; z-index: 1; color: #1674db; font: 750 9px/1 monospace; letter-spacing: .15em; }
.case-visual { position: relative; height: 150px; margin: 22px -34px 25px; overflow: hidden; background: linear-gradient(125deg, #071b35, #0a3159); }
.case-visual::before { content: ""; position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(255,255,255,.2) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.2) 1px, transparent 1px); background-size: 36px 36px; mask-image: linear-gradient(90deg, transparent, black 35%, black 72%, transparent); }
.laser-visual > span { position: absolute; left: 12%; top: 50%; transform: translateY(-50%); color: rgba(255,255,255,.9); font: 800 12px monospace; letter-spacing: .22em; }
.laser-visual i { position: absolute; left: 30%; top: calc(50% - 13px); width: 51%; height: 26px; border: 1px solid rgba(69,212,255,.7); background: linear-gradient(90deg, rgba(20,120,255,.05), rgba(69,212,255,.2)); box-shadow: 0 0 35px rgba(69,212,255,.1); }
.laser-visual i:nth-of-type(2) { top: calc(50% - 1px); left: 29%; width: 52%; height: 1px; border: 0; background: linear-gradient(90deg, transparent, #ff9563 20%, #70e0ff 80%, transparent); box-shadow: 0 0 12px #70e0ff; }
.laser-visual i:nth-of-type(3) { left: 73%; top: 28px; width: 1px; height: 94px; border: 0; background: linear-gradient(transparent, rgba(69,212,255,.8), transparent); }
.medical-visual { display: grid; place-items: center; background: radial-gradient(circle at 50% 50%, #154b77, #071b35 60%); }
.medical-visual > span { position: relative; z-index: 1; color: #fff; font: 750 12px/1.6 monospace; letter-spacing: .2em; text-align: center; }
.medical-visual i { position: absolute; width: 102px; height: 102px; border: 1px solid rgba(69,212,255,.65); transform: rotate(45deg); box-shadow: 0 0 40px rgba(69,212,255,.14), inset 0 0 30px rgba(69,212,255,.08); }
.medical-visual i::after { content: ""; position: absolute; inset: 15px; border: 1px solid rgba(255,255,255,.2); }
.case-card h3 { margin: 0 0 10px; color: #10243c; font-size: 23px; letter-spacing: -.045em; }
.case-card > p { max-width: 580px; min-height: 54px; margin: 0; color: #66768a; font-size: 13px; line-height: 1.8; }
.case-card > .case-spec-line { min-height: 0; margin: 8px 0 9px; padding: 9px 11px; color: #31516f; background: #f1f6fb; font-size: 10px; font-weight: 700; line-height: 1.55; }
.case-card > .case-order-note { min-height: 0; color: #66768a; font-size: 11px; }
.case-proof { display: flex; align-items: center; gap: 16px; margin-top: 21px; padding: 15px 0 13px; border-top: 1px solid #e1e8f0; }
.case-proof strong { min-width: 94px; color: #126fdb; font-size: 22px; letter-spacing: -.05em; }
.case-proof span { color: #79889a; font-size: 10px; line-height: 1.55; }
.case-note { display: block; color: #9aa6b4; font-size: 9px; line-height: 1.55; }
.case-cta { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 18px; padding: 19px 22px; color: #526276; background: #e9f1fa; font-size: 12px; }
.case-cta .text-link { flex: 0 0 auto; }
.hero-actions .button.primary { gap: 16px; }
.header-cta { max-width: 242px; text-align: center; line-height: 1.4; }

.core-technology { position: relative; overflow: hidden; padding: 130px clamp(24px, 7vw, 118px); color: white; background: linear-gradient(135deg, #041429, var(--navy-2)); }
.core-technology::before { content: ""; position: absolute; inset: 0; opacity: .07; background-image: linear-gradient(rgba(255,255,255,.24) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.24) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(130deg, black, transparent 72%); }
.core-technology .section-heading { position: relative; z-index: 1; }
.core-technology .section-heading h2 { color: white; }
.core-technology .section-heading > p:last-child { color: rgba(255,255,255,.58); }
.core-tech-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(112,173,224,.28); border-left: 1px solid rgba(112,173,224,.28); }
.core-tech-card { position: relative; min-height: 225px; padding: 36px 32px; border-right: 1px solid rgba(112,173,224,.28); border-bottom: 1px solid rgba(112,173,224,.28); background: rgba(255,255,255,.015); transition: background .25s, transform .25s; }
.core-tech-card::after { content: ""; position: absolute; left: 31px; bottom: -1px; width: 34px; height: 2px; background: var(--cyan); }
.core-tech-card:hover { z-index: 2; background: rgba(20,120,255,.1); transform: translateY(-3px); }
.tech-index { color: var(--cyan); font: 750 11px/1 monospace; letter-spacing: .12em; }
.core-tech-card h3 { margin: 28px 0 11px; color: white; font-size: 21px; letter-spacing: -.035em; }
.core-tech-card p { max-width: 310px; margin: 0; color: rgba(255,255,255,.58); font-size: 15px; line-height: 1.75; }

.navigator { padding: 130px clamp(24px, 7vw, 118px); background: var(--paper); }
.navigator .section-heading.light > p:last-child { color: var(--muted); }
.navigator-shell { border: 1px solid #d5dee8; background: white; box-shadow: var(--shadow); }
.path-labels { height: 54px; display: grid; grid-template-columns: auto 1fr auto 1fr auto; align-items: center; gap: 18px; padding: 0 26px; border-bottom: 1px solid var(--line); color: #8b98a8; font: 700 9px monospace; letter-spacing: .08em; }
.path-labels i { height: 1px; background: var(--line); }
.path-labels .active { color: var(--blue); }
.business-tabs { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--line); }
.business-tabs button { min-height: 74px; border: 0; border-right: 1px solid var(--line); color: #8290a1; background: #fafbfd; cursor: pointer; font-size: 16px; font-weight: 750; }
.business-tabs button:last-child { border-right: 0; }
.business-tabs button[aria-selected="true"] { color: white; background: var(--navy); box-shadow: inset 0 -3px var(--cyan); }
.navigator-body { display: grid; grid-template-columns: minmax(240px, .65fr) minmax(0, 1.35fr); min-height: 570px; }
.industry-list { border-right: 1px solid var(--line); background: #fbfcfd; }
.industry-button { width: 100%; min-height: 92px; display: grid; grid-template-columns: 38px 1fr auto; align-items: center; gap: 12px; padding: 12px 26px; border: 0; border-bottom: 1px solid var(--line); text-align: left; color: #526276; background: transparent; cursor: pointer; }
.industry-button span:first-child { color: #aeb8c4; font: 650 9px monospace; }
.industry-button strong { display: block; color: inherit; font-size: 14px; }
.industry-button small { display: block; margin-top: 5px; color: #9aa6b5; font-size: 10px; }
.industry-button em { color: #bcc5cf; font-style: normal; }
.industry-button[aria-selected="true"] { color: var(--ink); background: white; box-shadow: inset 3px 0 var(--blue); }
.industry-button[aria-selected="true"] span:first-child, .industry-button[aria-selected="true"] em { color: var(--blue); }
.solution-detail { position: relative; padding: 42px clamp(30px, 4vw, 62px); overflow: hidden; }
.solution-topline { display: flex; justify-content: space-between; align-items: center; }
.solution-topline span { color: var(--blue); font: 700 9px monospace; letter-spacing: .14em; }
.solution-topline b { padding: 6px 9px; color: #47617f; background: var(--ice); font-size: 9px; }
.solution-detail h3 { margin: 13px 0 12px; font-size: 29px; letter-spacing: -.045em; }
.solution-detail > p { max-width: 680px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.solution-diagram { position: absolute; top: 138px; right: 6%; width: 210px; height: 135px; border: 1px solid #dce8f5; background: linear-gradient(135deg, #f9fbfd, #eff6ff); }
.diagram-unit { position: absolute; left: 20px; top: 20px; bottom: 20px; width: 78px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 5px; padding: 7px; border: 1px solid #9db1c8; }
.diagram-unit i { background: #213f5f; box-shadow: inset 0 3px #345b81; }
.cool-flow { position: absolute; top: 28px; bottom: 28px; left: 112px; display: flex; justify-content: space-between; width: 35px; }
.cool-flow span { width: 2px; background: linear-gradient(0deg, transparent, var(--blue), transparent); animation: coolMove 2s infinite linear; }
.cool-flow span:nth-child(2) { animation-delay: -.5s; }.cool-flow span:nth-child(3) { animation-delay: -1s; }
.target-point { position: absolute; right: 11px; top: 50%; padding: 8px; transform: translateY(-50%); border: 1px solid var(--blue); color: var(--blue); font: 700 8px/1.3 monospace; text-align: center; }
.solution-specs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; max-width: calc(100% - 250px); margin: 28px 0; background: var(--line); border: 1px solid var(--line); }
.solution-specs div { min-height: 68px; padding: 14px; background: white; }
.solution-specs dt { color: #99a5b3; font-size: 9px; }
.solution-specs dd { margin: 7px 0 0; font-size: 12px; font-weight: 750; }
.review-needs { max-width: calc(100% - 250px); padding: 17px 18px; border-left: 3px solid var(--cyan); background: var(--navy); color: white; }
.review-needs p { margin: 0 0 11px; color: var(--cyan); font: 700 9px monospace; letter-spacing: .08em; }
.review-needs div { display: flex; flex-wrap: wrap; gap: 7px; }
.review-needs span { padding: 6px 8px; background: rgba(255,255,255,.08); color: rgba(255,255,255,.72); font-size: 9px; }
.solution-cta { margin-top: 24px; }

.review { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(55px, 7vw, 110px); padding: 130px clamp(24px, 7vw, 118px); background: white; }
.review-intro h2 { margin: 0; font-size: clamp(37px, 4vw, 56px); line-height: 1.16; letter-spacing: -.055em; }
.review-intro > p:not(.eyebrow) { max-width: 500px; margin: 24px 0 40px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.process-list { border-top: 1px solid var(--line); }
.process-list > div { display: grid; grid-template-columns: 48px 1fr; align-items: center; padding: 20px 0; border-bottom: 1px solid var(--line); }
.process-list b { color: var(--blue); font: 700 10px monospace; }
.process-list span { color: var(--muted); font-size: 11px; }
.process-list strong { display: block; margin-bottom: 4px; color: var(--ink); font-size: 13px; }
.review-card { min-height: 585px; padding: 42px clamp(25px, 3.4vw, 52px); background: var(--paper); border: 1px solid var(--line); }
.form-progress { height: 3px; margin-bottom: 17px; background: #dfe6ed; }
.form-progress span { display: block; width: 33.33%; height: 100%; background: var(--blue); transition: width .3s; }
.step-meta { display: flex; justify-content: space-between; margin-bottom: 40px; color: var(--blue); font: 700 9px monospace; letter-spacing: .1em; }
.step-meta em { color: #8b98a7; font-style: normal; letter-spacing: 0; }
.form-step { display: none; margin: 0; padding: 0; border: 0; }
.form-step.active { display: block; animation: slideIn .35s ease-out; }
.form-step legend { width: 100%; margin-bottom: 27px; font-size: 22px; font-weight: 770; letter-spacing: -.04em; }
.choice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 24px; }
.choice-grid label { cursor: pointer; }
.choice-grid input { position: absolute; opacity: 0; pointer-events: none; }
.choice-grid span { min-height: 82px; display: grid; align-content: center; padding: 14px 17px; border: 1px solid var(--line); background: white; }
.choice-grid input:checked + span { color: white; border-color: var(--navy); background: var(--navy); box-shadow: inset 0 -3px var(--cyan); }
.choice-grid b { font-size: 13px; }
.choice-grid small { margin-top: 6px; color: #8c99a8; font-size: 10px; }
.choice-grid input:checked + span small { color: rgba(255,255,255,.6); }
.field { display: block; margin: 0 0 18px; }
.field > span { display: block; margin-bottom: 8px; color: #526276; font-size: 10px; font-weight: 700; }
.field input, .field textarea { width: 100%; border: 1px solid #d7dfe8; border-radius: 0; outline: 0; background: white; color: var(--ink); font-size: 13px; transition: border .2s, box-shadow .2s; }
.field input { height: 48px; padding: 0 14px; }
.field textarea { padding: 13px 14px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(20,120,255,.08); }
.field input.invalid, .field textarea.invalid { border-color: #e04e48; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
.check { display: flex; align-items: start; gap: 10px; margin: 20px 0; color: #556477; font-size: 11px; line-height: 1.5; }
.check input { accent-color: var(--blue); }
.check input.invalid + span { color: #c63c36; }
.check a, .privacy-note a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.consent-check { margin-bottom: 12px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.privacy-note { margin: 25px 0 0; padding: 12px 14px; color: #7a8797; background: #eaf0f6; font-size: 10px; }
.form-error { min-height: 18px; margin: 8px 0; color: #c63c36; font-size: 11px; }
.form-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 13px; }
.hidden { display: none !important; }
.request-result { animation: slideIn .4s ease-out; }
.result-check { width: 44px; height: 44px; display: grid; place-items: center; margin-bottom: 25px; border-radius: 50%; color: white; background: var(--blue); font-size: 21px; }
.request-result h3 { margin: 8px 0; font-size: 24px; letter-spacing: -.04em; }
.request-result > p:not(.eyebrow):not(.copy-status) { color: var(--muted); font-size: 12px; line-height: 1.6; }
.request-result pre { max-height: 255px; overflow: auto; margin: 22px 0; padding: 20px; white-space: pre-wrap; color: #dcecff; background: var(--navy); font: 11px/1.7 "SFMono-Regular", Consolas, monospace; }
.result-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.result-actions .text-link { margin-left: auto; }
.copy-status { min-height: 18px; color: var(--blue); font-size: 10px; }
.button:disabled { cursor: wait; opacity: .65; transform: none; }

footer { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 32px; padding: 42px clamp(24px, 7vw, 118px); color: rgba(255,255,255,.54); background: #041225; border-top: 1px solid rgba(255,255,255,.08); }
.footer-brand { color: white; }
footer p { font-size: 11px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; justify-self: end; font-size: 10px; }
.footer-links .external-link { color: #91dfff; }
.footer-links a:hover, .footer-links a:focus-visible { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
footer > small { grid-column: 1 / -1; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.09); font-size: 9px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
@keyframes breathe { 0% { transform: scale(.65); opacity: .1; } 55% { opacity: .6; } 100% { transform: scale(1.35); opacity: 0; } }
@keyframes flow { from { left: 0; } to { left: 100%; } }
@keyframes coolMove { from { background-position: 0 0; } to { background-position: 0 80px; } }
@keyframes slideIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; padding: 0 24px; }
  .desktop-nav { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding: 140px 42px 158px; }
  .hero-copy { max-width: 720px; }
  .thermal-visual { min-height: 330px; max-width: 650px; width: 100%; margin: 0 auto; }
  .hero-proof { left: 42px; right: 42px; }
  .hero-proof div { display: grid; align-content: center; gap: 7px; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .section-heading .eyebrow { grid-column: auto; }
  .business, .core-technology, .navigator, .review { padding-left: 42px; padding-right: 42px; }
  .case-studies { padding: 92px 42px; }
  .case-grid { gap: 14px; }
  .case-card { padding: 26px 25px 24px; }
  .case-visual { margin: 20px -25px 23px; }
  .case-card > p { min-height: 86px; }
  .business-card { min-height: 570px; }
  .strength-strip { grid-template-columns: repeat(4, 1fr); }
  .strength-strip > span { display: none; }
  .core-tech-grid { grid-template-columns: repeat(2, 1fr); }
  .review { grid-template-columns: 1fr; }
  footer { padding-left: 42px; padding-right: 42px; }
}

@media (max-width: 680px) {
  html { scroll-padding-top: 68px; }
  .site-header { height: 64px; padding: 0 17px; }
  .brand strong { font-size: 13px; }
  .brand small { display: none; }
  .brand-mark { width: 25px; height: 25px; }
  .header-cta { padding: 9px 11px; font-size: 10px; }
  .hero { padding: 116px 21px 210px; gap: 32px; }
  .hero h1 { font-size: clamp(42px, 13vw, 58px); }
  .hero-lead { font-size: 14px; line-height: 1.75; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .button { width: 100%; }
  .thermal-visual { min-height: 290px; transform: scale(.88); transform-origin: center; }
  .heat-source { left: -4%; }
  .energy-path { left: 20%; right: 58%; }
  .solution-node { width: 128px; height: 128px; }
  .solution-node strong { font-size: 15px; }
  .output-lines { left: 57%; right: 24%; }
  .outputs { right: -6%; gap: 23px; }
  .outputs span { min-width: 80px; padding: 8px; font-size: 9px; }
  .hero-proof { left: 21px; right: 21px; grid-template-columns: 1fr 1fr; }
  .hero-proof div { min-height: 76px; padding: 0 12px; border-bottom: 1px solid rgba(255,255,255,.12); }
  .hero-proof div:nth-child(2) { border-right: 0; }
  .hero-proof strong { font-size: 15px; }
  .hero-proof span { font-size: 9px; }
  .business, .core-technology, .navigator, .review { padding-left: 20px; padding-right: 20px; }
  .case-studies { padding: 82px 20px; }
  .case-grid { grid-template-columns: 1fr; gap: 13px; }
  .case-card { min-height: 0; padding: 26px 24px 22px; }
  .case-visual { margin: 19px -24px 22px; }
  .case-card > p { min-height: 0; }
  .case-cta { align-items: flex-start; flex-direction: column; gap: 10px; }
  .business { padding-top: 80px; }
  .section-heading { margin-bottom: 34px; }
  .section-heading h2, .review-intro h2 { font-size: 37px; }
  .business-grid { grid-template-columns: 1fr; }
  .business-card { min-height: auto; padding: 38px 26px 46px; }
  .business-card + .business-card { border-left: 1px solid var(--navy); }
  .card-icon { margin-bottom: 34px; }
  .business-card ul { grid-template-columns: 1fr; }
  .strength-strip { grid-template-columns: 1fr 1fr; }
  .strength-strip > div { min-height: 64px; }
  .strength-strip > div:nth-child(2) { border-right: 0; }
  .core-technology { padding-top: 84px; padding-bottom: 84px; }
  .core-tech-grid { grid-template-columns: 1fr; }
  .core-tech-card { min-height: auto; padding: 30px 24px 34px; }
  .core-tech-card::after { left: 23px; }
  .core-tech-card h3 { margin-top: 22px; }
  .navigator { padding-top: 84px; padding-bottom: 84px; }
  .path-labels { display: none; }
  .business-tabs button { min-height: 62px; font-size: 13px; }
  .navigator-body { grid-template-columns: 1fr; }
  .industry-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); overflow: visible; border-right: 0; border-bottom: 1px solid var(--line); }
  .industry-button { min-width: 0; min-height: 84px; grid-template-columns: 22px minmax(0, 1fr); gap: 7px; padding: 10px 11px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .industry-button:nth-child(2n) { border-right: 0; }
  .industry-button strong { font-size: 12px; line-height: 1.35; }
  .industry-button small { font-size: 8px; line-height: 1.35; }
  .industry-button em { display: none; }
  .industry-button[aria-selected="true"] { box-shadow: inset 0 -3px var(--blue); }
  .solution-detail { padding: 32px 22px; }
  .solution-topline { align-items: flex-start; gap: 10px; }
  .solution-diagram { position: relative; inset: auto; width: 100%; margin: 25px 0 18px; }
  .solution-specs, .review-needs { max-width: none; }
  .solution-specs { margin-top: 0; }
  .review { padding-top: 84px; padding-bottom: 84px; gap: 45px; }
  .review-card { min-height: 600px; padding: 28px 19px; }
  .step-meta { margin-bottom: 32px; }
  .step-meta em { display: none; }
  .choice-grid, .field-row { grid-template-columns: 1fr; }
  .choice-grid span { min-height: 68px; }
  .form-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .form-actions > .button:only-child { grid-column: 1 / -1; }
  .result-actions { display: grid; grid-template-columns: 1fr; }
  .result-actions .text-link { margin: 12px auto 0; }
  footer { grid-template-columns: 1fr; padding: 38px 20px; gap: 10px; }
  .footer-links { justify-self: start; margin: 15px 0; }
}

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