:root {
  --ink: #0b1020;
  --paper: #f6f8fb;
  --white: #ffffff;
  --muted: #5d6575;
  --line: #dce1e9;
  --blue: #3159ff;
  --acid: #c8ff3d;
  --cyan: #62e6ff;
  --radius: 28px;
  --shell: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Manrope, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
.shell { width: min(var(--shell), calc(100% - 48px)); margin: 0 auto; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 100; padding: 10px 16px; color: #fff; background: var(--ink); border-radius: 10px; }
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 248, 251, .84);
  border-bottom: 1px solid rgba(220, 225, 233, .82);
  backdrop-filter: blur(18px);
}
.header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font: 700 21px/1 Space Grotesk, sans-serif; letter-spacing: -.03em; }
.brand-mark { width: 36px; height: 36px; display: grid; place-items: center; color: var(--ink); background: var(--acid); border-radius: 11px; font-size: 19px; transform: rotate(-3deg); }
.nav { display: flex; gap: 28px; color: #363d4b; font-size: 14px; font-weight: 700; }
.nav a:hover { color: var(--blue); }
.header-link { font-size: 14px; font-weight: 800; border-bottom: 1px solid var(--ink); padding-bottom: 3px; }

.hero { padding: 82px 0 0; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: .94fr 1.06fr; align-items: center; gap: 60px; min-height: 610px; }
.kicker { margin: 0 0 22px; display: flex; align-items: center; gap: 10px; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.kicker span { width: 24px; height: 2px; background: currentColor; }
h1, h2, h3 { font-family: Space Grotesk, sans-serif; }
h1 { margin: 0; font-size: clamp(58px, 7.5vw, 104px); line-height: .88; letter-spacing: -.07em; }
h1 em { color: var(--blue); font-style: normal; }
.hero-lead { max-width: 640px; margin: 30px 0 0; color: #424a5a; font-size: 19px; line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button { min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; gap: 18px; border: 1px solid transparent; border-radius: 999px; font-size: 14px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--ink); box-shadow: 0 15px 34px rgba(11, 16, 32, .16); }
.button-secondary { background: #fff; border-color: var(--line); }

.product-stage { position: relative; min-height: 600px; }
.stage-glow { position: absolute; width: 530px; height: 530px; right: 2%; top: 4%; border-radius: 50%; background: linear-gradient(135deg, var(--acid), var(--cyan)); filter: blur(1px); opacity: .9; }
.device-card { position: absolute; width: 258px; overflow: hidden; background: #fff; border: 9px solid var(--ink); border-radius: 36px; box-shadow: 0 28px 64px rgba(11, 16, 32, .22); }
.device-card img { width: 100%; height: 390px; object-fit: cover; object-position: top; }
.device-cleaner img { height: 490px; object-position: 50% 36%; }
.device-top { height: 48px; padding: 0 14px; display: flex; align-items: center; justify-content: space-between; font-size: 12px; font-weight: 800; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: #16c784; box-shadow: 0 0 0 5px rgba(22, 199, 132, .14); }
.status-dot.blue { background: var(--blue); box-shadow: 0 0 0 5px rgba(49, 89, 255, .14); }
.device-cleaner { right: 12px; top: 4px; transform: rotate(5deg); }
.device-compressor { left: 28px; bottom: 6px; transform: rotate(-6deg); }
.stage-label { position: absolute; right: 12px; bottom: 30px; padding: 14px 18px; color: #fff; background: var(--blue); border-radius: 16px; font-size: 12px; line-height: 1.35; transform: rotate(2deg); box-shadow: 0 12px 26px rgba(49, 89, 255, .25); }
.stage-label strong { font-size: 14px; }
.proof-row { min-height: 72px; display: grid; grid-template-columns: repeat(4, 1fr); align-items: center; gap: 20px; border-top: 1px solid var(--line); color: #636b79; font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }

.section { padding: 116px 0; }
.section-heading { display: grid; grid-template-columns: 1.05fr .95fr; gap: 80px; align-items: end; margin-bottom: 50px; }
.section-heading h2, .capability-intro h2, .closing h2 { margin: 0; font-size: clamp(43px, 5vw, 70px); line-height: .98; letter-spacing: -.055em; }
.section-heading > p { max-width: 540px; margin: 0 0 4px; color: var(--muted); font-size: 18px; }
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.product-card { min-height: 570px; display: grid; grid-template-columns: 1.05fr .95fr; overflow: hidden; border-radius: var(--radius); }
.product-card-cleaner { background: #dffcf6; }
.product-card-compressor { background: #e7ecff; }
.product-copy { padding: 36px 32px 34px; display: flex; flex-direction: column; align-items: flex-start; }
.product-number { margin-bottom: 50px; color: #687180; font: 600 13px/1 Space Grotesk, sans-serif; }
.product-platform { margin: 0 0 7px; color: #596271; font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.product-copy h3 { margin: 0; font-size: 44px; letter-spacing: -.05em; }
.product-copy > p:not(.product-platform) { margin: 15px 0 20px; color: #3f4858; }
.product-copy ul { margin: 0; padding: 0; list-style: none; color: #3f4858; font-size: 14px; }
.product-copy li { margin: 8px 0; }
.product-copy li::before { content: "•"; margin-right: 9px; color: var(--blue); }
.text-link { margin-top: auto; padding-bottom: 4px; border-bottom: 1px solid currentColor; font-size: 14px; font-weight: 800; }
.product-image { min-height: 100%; padding: 42px 0 0 16px; display: flex; align-items: flex-end; overflow: hidden; }
.product-image img { width: 100%; height: 490px; object-fit: cover; object-position: top left; border: 8px solid var(--ink); border-right: 0; border-bottom: 0; border-radius: 30px 0 0 0; box-shadow: -16px -10px 40px rgba(11, 16, 32, .14); }
.compressor-image img { object-position: top center; }

.capabilities { color: #fff; background: var(--ink); }
.capabilities-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 90px; }
.kicker.light { color: var(--acid); }
.capability-intro { position: sticky; top: 120px; align-self: start; }
.capability-intro p:last-child { max-width: 520px; margin: 26px 0 0; color: #a9b0be; font-size: 18px; }
.capability-list article { padding: 32px 0; display: grid; grid-template-columns: 54px 1fr; gap: 22px; border-top: 1px solid #303748; }
.capability-list article:last-child { border-bottom: 1px solid #303748; }
.capability-list > article > span { color: var(--acid); font: 600 12px/1 Space Grotesk, sans-serif; }
.capability-list h3 { margin: 0 0 10px; font-size: 28px; letter-spacing: -.03em; }
.capability-list p { margin: 0; color: #9ea6b6; }

.section-heading.compact { margin-bottom: 42px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.steps article { min-height: 290px; padding: 30px; border-right: 1px solid var(--line); }
.steps article:first-child { padding-left: 0; }
.steps article:last-child { border-right: 0; }
.steps span { color: var(--blue); font: 700 12px/1 Space Grotesk, sans-serif; }
.steps h3 { margin: 70px 0 10px; font-size: 27px; letter-spacing: -.04em; }
.steps p { margin: 0; color: var(--muted); }

.closing { padding: 105px 0; color: #fff; background: var(--blue); }
.closing-inner { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 50px; }
.closing .kicker { grid-column: 1 / -1; margin-bottom: 0; }
.closing h2 { font-size: clamp(54px, 7vw, 92px); }
.button-light { color: var(--ink); background: var(--acid); margin-bottom: 8px; }

.site-footer { padding: 56px 0 24px; color: #cbd0d9; background: #080b12; }
.site-footer .brand { color: #fff; }
.footer-main { display: grid; grid-template-columns: .8fr .9fr 1.4fr; gap: 50px; align-items: start; padding-bottom: 50px; }
.footer-main > p { margin: 4px 0; color: #808896; }
.footer-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.footer-columns div { display: flex; flex-direction: column; gap: 9px; }
.footer-columns strong { margin-bottom: 5px; color: #fff; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.footer-columns a { color: #929aa8; font-size: 14px; }
.footer-columns a:hover { color: var(--acid); }
.footer-bottom { padding-top: 22px; display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid #242936; color: #707885; font-size: 12px; }

@media (max-width: 1000px) {
  .hero-grid, .section-heading, .capabilities-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 25px; }
  .product-stage { width: min(620px, 100%); margin: 0 auto; }
  .section-heading { gap: 22px; }
  .product-grid { grid-template-columns: 1fr; }
  .capability-intro { position: static; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-columns { grid-column: 1 / -1; }
}

@media (min-width: 721px) and (max-width: 1000px) {
  .product-stage { min-height: 620px; }
  .stage-glow { width: 500px; height: 500px; top: 60px; right: 50%; transform: translateX(50%); }
  .device-card { width: 245px; }
  .device-card img { height: 455px; }
  .device-cleaner { top: 10px; right: 36px; transform: rotate(3deg); }
  .device-compressor { left: 36px; bottom: 2px; transform: rotate(-3deg); }
  .stage-label { display: none; }
}

@media (max-width: 720px) {
  .shell { width: min(var(--shell), calc(100% - 28px)); }
  .site-header { position: static; }
  .header-inner { min-height: 70px; }
  .nav { display: none; }
  .header-link { font-size: 0; }
  .header-link span { font-size: 20px; }
  .hero { padding-top: 55px; }
  .hero-grid { min-height: auto; }
  h1 { font-size: clamp(52px, 17vw, 78px); }
  .hero-lead { font-size: 17px; }
  .product-stage { min-height: 490px; margin-top: 18px; }
  .stage-glow { width: 390px; height: 390px; right: -60px; }
  .device-card { width: 205px; border-width: 7px; border-radius: 28px; }
  .device-card img { height: 350px; }
  .device-cleaner img { height: 380px; }
  .device-top { height: 40px; }
  .device-compressor { left: 10px; transform: rotate(-4deg); }
  .device-cleaner { right: 10px; transform: rotate(4deg); }
  .stage-label { display: none; }
  .proof-row { padding: 24px 0; grid-template-columns: 1fr 1fr; }
  .section { padding: 78px 0; }
  .product-card { grid-template-columns: 1fr; min-height: auto; }
  .product-number { margin-bottom: 32px; }
  .text-link { margin-top: 28px; }
  .product-image { min-height: 330px; padding-left: 40px; }
  .product-image img { height: 350px; }
  .steps { grid-template-columns: 1fr; }
  .steps article, .steps article:first-child { min-height: auto; padding: 26px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .steps article:last-child { border-bottom: 0; }
  .steps h3 { margin-top: 34px; }
  .closing-inner { grid-template-columns: 1fr; }
  .closing .kicker { grid-column: auto; }
  .button-light { justify-self: start; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-columns { grid-column: auto; grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}