:root {
  --ink: #0b0d0c;
  --ink-soft: #151817;
  --paper: #f0f0eb;
  --paper-warm: #e8e6df;
  --lime: #e8ff52;
  --blue: #8ec8ef;
  --line-dark: rgba(255,255,255,.18);
  --line-light: rgba(11,13,12,.2);
  --pad: clamp(24px, 5vw, 84px);
  --display: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --ease-out-quart: cubic-bezier(.165, .84, .44, 1);
  --ease-in-out-cubic: cubic-bezier(.645, .045, .355, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
[id] { scroll-margin-top: 78px; }
body { margin: 0; font-family: var(--display); color: var(--ink); background: var(--paper); font-size: 16px; line-height: 1.5; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
img { display: block; width: 100%; }
::selection { color: var(--ink); background: var(--lime); }
:where(a, button, input, select, textarea):focus-visible { outline: 2px solid var(--lime); outline-offset: 3px; }
.skip-link { position: fixed; z-index: 10000; top: 10px; left: 10px; display: flex; align-items: center; min-height: 44px; padding: 11px 14px; color: var(--ink); background: var(--lime); font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; transform: translateY(-150%); transition: transform 180ms ease; }
.skip-link:focus { transform: none; }

.loader { position: fixed; inset: 0; z-index: 9999; display: grid; place-items: center; background: var(--ink); color: white; transition: opacity .7s ease, visibility .7s ease; }
.loader.is-done { opacity: 0; visibility: hidden; }
.loader__brand { font-size: clamp(30px, 6vw, 76px); letter-spacing: -.07em; font-weight: 800; }
.loader__line { position: absolute; left: 8vw; right: 8vw; bottom: 10vh; height: 1px; background: rgba(255,255,255,.18); }
.loader__line span { display: block; width: 0; height: 100%; background: var(--lime); transition: width .2s linear; }
.loader__count { position: absolute; right: 8vw; bottom: calc(10vh + 16px); font-size: 13px; letter-spacing: .12em; color: rgba(255,255,255,.55); }

.site-header { position: fixed; z-index: 100; top: 0; left: 0; width: 100%; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 20px var(--pad); color: white; border-bottom: 1px solid rgba(255,255,255,.13); transition: background .4s ease, color .4s ease, padding .35s ease, border-color .4s ease; }
.site-header.is-scrolled, .site-header.is-portal { padding-top: 13px; padding-bottom: 13px; color: var(--ink); background: rgba(240,240,235,.88); backdrop-filter: blur(18px); border-color: rgba(11,13,12,.15); }
.brand { display: inline-flex; align-items: baseline; width: max-content; font-size: 23px; font-weight: 750; letter-spacing: -.065em; line-height: .9; }
.brand__slash { margin: 0 .08em; color: var(--lime); font-weight: 300; transform: translateY(-1px); }
.site-header.is-scrolled .brand__slash, .site-header.is-portal .brand__slash { color: #789000; }
.brand small { margin-left: 12px; font-size: 8px; font-weight: 600; letter-spacing: .14em; opacity: .55; }
.desktop-nav { display: flex; gap: 34px; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.desktop-nav a { position: relative; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .3s ease; }
.desktop-nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.header-tools { justify-self: end; display: flex; align-items: center; gap: 10px; }
.lang-switcher { display: inline-flex; align-items: center; gap: 16px; height: 42px; }
.lang-switcher a { position: relative; display: grid; place-items: center; min-width: 28px; height: 42px; padding: 0; color: inherit; font: 600 9px/1 var(--display); letter-spacing: .12em; text-decoration: none; opacity: .58; transition: color 150ms ease, opacity 150ms ease; }
.lang-switcher a::after { content: ""; position: absolute; right: .12em; bottom: 5px; left: 0; height: 1px; background: var(--lime); transform: scaleX(0); transform-origin: right; transition: transform 240ms var(--ease-in-out-cubic); }
.lang-switcher a:hover, .lang-switcher a.is-active { opacity: 1; }
.lang-switcher a:hover::after, .lang-switcher a.is-active::after { transform: scaleX(1); transform-origin: left; }
.lang-switcher a.is-active { color: inherit; }
.lang-switcher a:focus-visible { z-index: 1; outline: 2px solid var(--lime); outline-offset: 3px; }
.site-header.is-scrolled .lang-switcher a::after, .site-header.is-portal .lang-switcher a::after { background: #789000; }
.header-cta { justify-self: end; display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 20px; border: 1px solid currentColor; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; transition: background .25s, color .25s; }
.header-cta:hover { color: var(--ink); background: var(--lime); border-color: var(--lime); }
.menu-toggle { display: none; justify-self: end; width: 44px; height: 44px; border: 1px solid currentColor; background: transparent; }
.menu-toggle span { display: block; width: 17px; height: 1px; margin: 5px auto; background: currentColor; transition: transform .3s ease; }
.menu-open .menu-toggle span:first-child { transform: translateY(3px) rotate(45deg); }
.menu-open .menu-toggle span:last-child { transform: translateY(-3px) rotate(-45deg); }
.mobile-menu { position: fixed; z-index: 90; inset: 0; display: flex; visibility: hidden; flex-direction: column; justify-content: center; padding: 110px var(--pad) 40px; color: white; background: var(--ink); opacity: 0; transform: translateY(-14px); transition: .4s ease; }
.mobile-menu a { padding: 13px 0; border-bottom: 1px solid rgba(255,255,255,.16); font-size: clamp(28px, 9vw, 50px); letter-spacing: -.05em; }
.menu-open .mobile-menu { visibility: visible; opacity: 1; transform: none; }
.mobile-quote-cta { position: fixed; z-index: 80; right: 14px; bottom: 14px; display: none; align-items: center; justify-content: space-between; width: min(220px, calc(100vw - 28px)); min-height: 52px; padding: 0 17px; color: var(--ink); background: var(--lime); font-size: 11px; font-weight: 650; letter-spacing: .1em; text-transform: uppercase; opacity: 0; transform: translateY(18px); pointer-events: none; transition: opacity 180ms var(--ease-out-quart), transform 300ms var(--ease-out-quart); }
.mobile-quote-cta.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.mobile-quote-cta b { font-size: 17px; font-weight: 400; }

.experience { position: relative; height: 920vh; color: white; background: var(--ink); }
.experience__sticky { position: sticky; top: 0; height: 100vh; min-height: 0; overflow: hidden; isolation: isolate; }
.experience__photo { position: absolute; inset: 0; z-index: -3; background: url("./assets/hero-interior-lisbon-v2.webp") 50% 50% / cover; opacity: .74; transform: scale(1.08); }
.experience__veil { position: absolute; inset: 0; z-index: -2; background: radial-gradient(circle at 69% 48%, rgba(5,7,6,.02) 0 17%, rgba(5,7,6,.14) 39%, rgba(5,7,6,.70) 100%), linear-gradient(90deg, rgba(5,7,6,.89), rgba(5,7,6,.22) 58%, rgba(5,7,6,.40)); }
.experience__sunlight { position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.experience__sunlight::before,
.experience__sunlight::after { content: ""; position: absolute; pointer-events: none; transform: translate3d(0,0,0); transform-origin: 100% 0; will-change: transform, opacity; }
.experience__sunlight::before {
  top: -9vh;
  right: 23vw;
  width: 29vw;
  min-width: 290px;
  height: 122vh;
  background: linear-gradient(90deg, transparent 0%, rgba(255,242,212,.1) 18%, rgba(255,219,161,.42) 47%, rgba(255,242,211,.13) 76%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 5%, #000 86%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0%, #000 5%, #000 86%, transparent 100%);
  opacity: .64;
  mix-blend-mode: screen;
  filter: blur(13px);
  animation: hero-sunlight-rays 18s var(--ease-in-out-cubic) -7s infinite alternate;
}
.experience__sunlight::after {
  top: -5vh;
  right: 7vw;
  width: 18vw;
  min-width: 190px;
  height: 116vh;
  background: linear-gradient(90deg, transparent 0%, rgba(255,247,225,.08) 20%, rgba(255,226,181,.31) 50%, rgba(255,246,223,.075) 82%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 9%, #000 78%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0%, #000 9%, #000 78%, transparent 100%);
  opacity: .48;
  mix-blend-mode: screen;
  filter: blur(11px);
  animation: hero-sunlight-reflection 27s var(--ease-in-out-cubic) -13s infinite alternate;
}
.render-sequence { position: absolute; inset: 0; z-index: 2; overflow: hidden; pointer-events: none; }
.render-frame { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; object-position: 55% 53%; opacity: 0; transform: scale(.97) translate3d(0,0,0); transform-origin: 66% 50%; }
.render-frame--closed { opacity: 1; }
#product-canvas { position: absolute; inset: 0; z-index: 3; width: 100%; height: 100%; opacity: 0; pointer-events: none; transition: opacity 140ms cubic-bezier(.165,.84,.44,1); will-change: opacity; }
.hero-copy { position: absolute; z-index: 4; top: 50%; left: var(--pad); width: min(690px, 48vw); transform: translateY(-45%); }
.eyebrow, .section-index { margin: 0 0 24px; font-size: 11px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,.72); }
.eyebrow b, .text-link b, .system-tab b, .project-dialog__cta b, .quote-form button b, .faq summary b { font: inherit; }
.eyebrow span { width: 36px; height: 1px; background: var(--lime); }
.hero-copy h1 { margin: 0; font-size: clamp(54px, 6.3vw, 104px); font-weight: 500; line-height: .84; letter-spacing: -.075em; }
.hero-copy h1 em { color: var(--lime); font-family: var(--serif); font-weight: 400; }
.hero-copy__body { max-width: 500px; margin: 30px 0 24px; color: rgba(255,255,255,.68); font-size: clamp(16px, 1.3vw, 20px); }
.hero-actions { position: relative; z-index: 2; display: flex; align-items: center; width: max-content; gap: 24px; pointer-events: auto; }
.hero-cta { display: flex; align-items: center; justify-content: space-between; gap: 34px; min-width: 242px; min-height: 62px; padding: 0 18px; color: var(--ink); background: var(--lime); transition: background 180ms ease, transform 300ms var(--ease-out-quart); }
.hero-cta:hover { background: #fff; transform: translateY(-2px); }
.hero-cta > span { display: grid; gap: 3px; }
.hero-cta b { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.hero-cta small { color: rgba(11,13,12,.62); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }
.hero-cta i { font-style: normal; font-size: 18px; }
.hero-secondary { display: inline-flex; align-items: center; gap: 15px; padding-bottom: 5px; border-bottom: 1px solid rgba(255,255,255,.6); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.hero-secondary span { color: var(--lime); }
.hero-proof { display: grid; grid-template-columns: repeat(3, max-content); width: max-content; margin-top: 24px; padding-top: 15px; border-top: 1px solid rgba(255,255,255,.26); }
.hero-proof > div { display: grid; grid-template-columns: auto auto; align-items: baseline; gap: 7px; padding: 0 19px; border-right: 1px solid rgba(255,255,255,.18); }
.hero-proof > div:first-child { padding-left: 0; }
.hero-proof > div:last-child { padding-right: 0; border-right: 0; }
.hero-proof strong { color: var(--lime); font-size: 13px; font-weight: 650; }
.hero-proof span { color: rgba(255,255,255,.6); font-size: 9px; letter-spacing: .09em; text-transform: uppercase; }
.hero-copy .eyebrow, .hero-copy h1, .hero-copy__body, .hero-actions, .hero-proof { will-change: transform, opacity; }
.text-link { display: inline-flex; align-items: center; gap: 18px; padding-bottom: 5px; border-bottom: 1px solid currentColor; font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.text-link span { color: var(--lime); }
.scene-caption { position: absolute; z-index: 4; right: var(--pad); bottom: 70px; display: grid; grid-template-columns: 60px 1fr; width: min(385px, 32vw); padding-top: 16px; border-top: 1px solid rgba(255,255,255,.45); will-change: opacity, transform; }
.scene-caption__index { font: 12px/1.2 monospace; color: var(--lime); }
.scene-caption__kicker { margin: 0 0 8px; color: rgba(255,255,255,.55); font-size: 10px; letter-spacing: .15em; text-transform: uppercase; }
.scene-caption__title { margin: 0; font-size: 18px; line-height: 1.25; }
.scroll-cue { position: absolute; z-index: 4; left: var(--pad); bottom: 34px; display: flex; align-items: center; gap: 16px; color: rgba(255,255,255,.5); font-size: 9px; letter-spacing: .17em; text-transform: uppercase; will-change: opacity; }
.scroll-cue i { width: 70px; height: 1px; overflow: hidden; background: rgba(255,255,255,.25); }
.scroll-cue i::after { content: ""; display: block; width: 40%; height: 100%; background: var(--lime); animation: cue 1.8s ease-in-out infinite; }
@keyframes cue { 0% { transform: translateX(-110%); } 100% { transform: translateX(270%); } }
@keyframes hero-sunlight-rays {
  0% { opacity: .44; transform: translate3d(-1.3%,.6%,0) rotate(17.2deg) scale(1.015); }
  48% { opacity: .7; }
  100% { opacity: .88; transform: translate3d(1.8%,-.8%,0) rotate(18.1deg) scale(1.055); }
}
@keyframes hero-sunlight-reflection {
  0% { opacity: .3; transform: translate3d(.6%,.9%,0) rotate(12.2deg) scale(.99); }
  100% { opacity: .68; transform: translate3d(-1.1%,-.55%,0) rotate(13deg) scale(1.06); }
}
.experience__rail { position: absolute; z-index: 5; top: 0; right: 0; width: 3px; height: 100%; background: rgba(255,255,255,.1); will-change: opacity; }
.experience__rail span { display: block; width: 100%; height: 0; background: var(--lime); }

.portal-reveal { position: absolute; z-index: 1; inset: 0; overflow: hidden; opacity: 0; pointer-events: none; }
.portal-reveal::after { display: none; }
.portal-reveal__pane { display: none; }
.portal-reveal__pane--left { left: 28.5%; transform-origin: 50% 50%; }
.portal-reveal__pane--right { left: 48.5%; transform-origin: 50% 50%; }
.portal-reveal__screen { --portal-alpha: 0; --portal-copy-opacity: 0; --portal-copy-color: 246 246 241; --portal-accent-color: 232 255 82; position: absolute; z-index: 2; left: 32%; top: 35%; width: 35%; height: 31%; overflow: hidden; color: rgb(var(--portal-copy-color)); background: rgb(240 240 235 / var(--portal-alpha)); opacity: 0; transform-origin: 0 0; container-type: size; will-change: left, top, width, height, opacity, transform; }
.portal-reveal__preview { display: flex; flex-direction: column; width: 100%; height: 100%; padding: 6.5cqh 6.5cqw; opacity: var(--portal-copy-opacity); }
.portal-reveal__index { margin-bottom: 3cqh; font-size: clamp(7px,1.05cqw,12px); font-weight: 650; letter-spacing: .15em; text-transform: uppercase; }
.portal-reveal__statement { width: 90%; margin: 0; font-size: clamp(13px,5.25cqw,88px); font-weight: 500; line-height: .94; letter-spacing: -.06em; }
.portal-reveal__statement span { color: rgb(var(--portal-accent-color)); font-family: var(--serif); font-style: italic; font-weight: 400; }
.portal-reveal__facts { display: grid; grid-template-columns: repeat(4,1fr); margin-top: auto; border-top: max(1px,.08cqw) solid color-mix(in srgb, currentColor 20%, transparent); }
.portal-reveal__facts div { padding: 2.1cqh 1.7cqw 0 0; border-right: max(1px,.08cqw) solid color-mix(in srgb, currentColor 20%, transparent); }
.portal-reveal__facts div:not(:first-child) { padding-left: 1.7cqw; }
.portal-reveal__facts div:last-child { border-right: 0; }
.portal-reveal__facts strong { display: block; margin-bottom: .8cqh; font-size: clamp(8px,2.7cqw,44px); font-weight: 520; letter-spacing: -.05em; }
.portal-reveal__facts span { display: block; color: color-mix(in srgb, currentColor 58%, transparent); font-size: clamp(5px,.78cqw,12px); line-height: 1.25; }

.window-callouts { position: absolute; z-index: 4; inset: 0; pointer-events: none; }
.window-callout-lines { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.window-callout-lines g { opacity: 0; }
.window-callout-lines path { fill: none; stroke: rgba(255,255,255,.58); stroke-width: 1; stroke-linecap: square; stroke-linejoin: miter; stroke-dasharray: 1; stroke-dashoffset: 1; vector-effect: non-scaling-stroke; }
.window-callout-line__halo { fill: rgba(232,255,82,.08); stroke: rgba(232,255,82,.35); stroke-width: 1; vector-effect: non-scaling-stroke; }
.window-callout-line__dot { fill: var(--lime); stroke: rgba(8,10,9,.82); stroke-width: 1.25; vector-effect: non-scaling-stroke; }
.window-callout { --callout-opacity: 0; --callout-shift: 10px; position: absolute; width: min(230px, 24vw); color: white; opacity: var(--callout-opacity); transform: translate3d(var(--callout-shift),0,0); text-shadow: 0 2px 14px rgba(0,0,0,.55); will-change: opacity, transform; }
.window-callout__copy { min-height: 48px; padding: 9px 14px 10px 13px; border-left: 1px solid rgba(232,255,82,.72); background: linear-gradient(90deg,rgba(5,7,6,.76),rgba(5,7,6,.22) 68%,transparent); }
.window-callout__copy > span { display: block; min-height: 10px; margin-bottom: 6px; color: var(--lime); font: 8px/1.2 monospace; letter-spacing: .16em; text-transform: uppercase; }
.window-callout__copy > strong { display: block; min-height: 20px; font-size: clamp(15px, 1.2vw, 18px); font-weight: 520; line-height: 1.08; letter-spacing: -.025em; }
.window-callout__copy > strong.is-typing::after { content: ""; display: inline-block; width: 1px; height: .82em; margin-left: 3px; background: var(--lime); vertical-align: -.05em; animation: callout-cursor 520ms steps(1,end) infinite; }
@keyframes callout-cursor { 50% { opacity: 0; } }
.window-callout--thermal { top: 17%; left: 49%; }
.window-callout--ventilation { top: 31%; right: 2.5%; }
.window-callout--seal { top: 49%; right: 2.5%; }
.window-callout--hardware { right: 14%; bottom: 10%; }
.window-callout--profile { top: 18%; left: 16%; }
.window-callout--air { top: 18%; right: 5%; }
.window-callout--steel { bottom: 11%; left: 18%; }

@media (min-width: 681px) {
  .hero-actions { grid-template-columns: 242px; display: grid; gap: 0; }
  .hero-secondary { box-sizing: border-box; justify-content: space-between; width: 242px; min-height: 44px; padding: 0 18px; border: 0; border-left: 1px solid rgba(232,255,82,.8); background: linear-gradient(90deg,rgba(7,9,8,.94),rgba(7,9,8,.78)); backdrop-filter: blur(8px); }
  .hero-secondary span { font-size: 15px; }
  .hero-proof { margin-top: 18px; }
}

.section-pad { padding: clamp(90px, 11vw, 170px) var(--pad); }
.section-index { color: rgba(11,13,12,.68); }
.anatomy { display: grid; grid-template-columns: 55% 45%; min-height: 100vh; background: var(--ink); color: white; }
.anatomy__visual { position: relative; min-height: 840px; padding: 7vw 0 7vw 5vw; }
.anatomy__media { --scan-x: 17%; position: sticky; top: 12vh; height: 76vh; min-height: 590px; overflow: hidden; background: #111; }
.anatomy__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,.46)); pointer-events: none; }
.anatomy__media img { height: 100%; object-fit: cover; filter: saturate(.64) brightness(.72); transform: scale(1.02); transform-origin: center; transition: transform 700ms var(--ease-in-out-cubic), filter 500ms ease; }
.anatomy__media[data-feature="profile"] { --scan-x: 17%; }
.anatomy__media[data-feature="glass"] { --scan-x: 55%; }
.anatomy__media[data-feature="seal"] { --scan-x: 85%; }
.anatomy__media[data-feature="profile"] img { transform: scale(1.08) translate3d(2%, 0, 0); }
.anatomy__media[data-feature="glass"] img { transform: scale(1.1) translate3d(-3%, -1%, 0); }
.anatomy__media[data-feature="seal"] img { transform: scale(1.12) translate3d(-6%, 2%, 0); }
.anatomy__scan { position: absolute; z-index: 2; top: 0; left: var(--scan-x); width: 2px; height: 100%; background: var(--lime); box-shadow: 0 0 25px rgba(232,255,82,.5); transition: left 700ms var(--ease-in-out-cubic); }
.hotspot { position: absolute; z-index: 4; display: grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 1px solid rgba(255,255,255,.72); border-radius: 50%; color: white; background: rgba(11,13,12,.64); font: 11px monospace; cursor: pointer; transition: color 180ms ease, background 180ms ease, box-shadow 300ms var(--ease-out-quart), transform 300ms var(--ease-out-quart); }
.hotspot.is-active { color: var(--ink); background: var(--lime); box-shadow: 0 0 0 8px rgba(232,255,82,.12); transform: scale(1.08); }
.hotspot:focus-visible { outline: 2px solid white; outline-offset: 4px; }
.hotspot--one { top: 28%; left: 17%; }
.hotspot--two { top: 61%; left: 55%; }
.hotspot--three { top: 18%; right: 15%; }
.anatomy__detail { position: absolute; z-index: 3; left: 24px; bottom: 24px; width: min(420px, calc(100% - 48px)); padding: 20px 22px; color: white; background: rgba(8,10,9,.86); border-left: 2px solid var(--lime); backdrop-filter: blur(12px); }
.anatomy__detail-index { display: block; margin-bottom: 9px; color: var(--lime); font: 10px/1.2 monospace; letter-spacing: .1em; }
.anatomy__detail strong { display: block; font-size: 21px; font-weight: 520; letter-spacing: -.035em; }
.anatomy__detail p { margin: 7px 0 0; color: rgba(255,255,255,.58); font-size: 12px; line-height: 1.5; }
.anatomy__copy { display: flex; flex-direction: column; justify-content: center; padding-left: 9vw; }
.anatomy__copy .section-index { color: rgba(255,255,255,.48); }
.anatomy__copy h2, .systems h2, .performance h2, .light-study h2, .projects h2, .process h2, .faq h2, .quote h2 { margin: 0; font-size: clamp(45px, 5vw, 80px); font-weight: 500; line-height: .95; letter-spacing: -.065em; }
.anatomy__copy > p { max-width: 520px; margin: 30px 0 45px; color: rgba(255,255,255,.58); font-size: 18px; }
.tech-list { margin: 0; border-top: 1px solid var(--line-dark); }
.tech-list > div { position: relative; display: grid; grid-template-columns: 52px 1fr; gap: 14px; padding: 22px 18px 22px 0; border-bottom: 1px solid var(--line-dark); cursor: pointer; transition: padding 300ms var(--ease-out-quart), background 180ms ease; }
.tech-list > div::after { content: "↗"; position: absolute; top: 24px; right: 4px; color: var(--lime); opacity: 0; transform: translate(-6px, 6px); transition: opacity 180ms ease, transform 300ms var(--ease-out-quart); }
.tech-list > div.is-active { padding-left: 16px; background: rgba(255,255,255,.055); }
.tech-list > div.is-active::after { opacity: 1; transform: none; }
.tech-list > div:focus-visible { outline: 1px solid var(--lime); outline-offset: -1px; }
.tech-list__index { color: var(--lime) !important; font: 11px monospace !important; }
.tech-list__copy { margin: 0; }
.tech-list strong { display: block; margin-bottom: 5px; font-size: 15px; }
.tech-list span { display: block; color: rgba(255,255,255,.48); font-size: 13px; }
.anatomy__spec { display: grid; grid-template-columns: 130px 1fr; gap: 20px; margin-top: 34px; padding-top: 18px; border-top: 1px solid var(--line-dark); }
.anatomy__spec span { color: rgba(255,255,255,.58); font-size: 9px; letter-spacing: .13em; text-transform: uppercase; }
.anatomy__spec strong { font-size: 12px; font-weight: 500; }

.systems { background: var(--paper-warm); }
.systems__head { display: flex; align-items: end; justify-content: space-between; margin-bottom: 65px; }
.system-showcase { display: grid; grid-template-columns: minmax(280px, .66fr) 1.5fr; min-height: 710px; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.system-showcase__nav { display: flex; flex-direction: column; border-right: 1px solid var(--line-light); }
.system-tab { display: grid; grid-template-columns: 42px 1fr; align-items: center; flex: 1; padding: 18px 25px 18px 0; border: 0; border-bottom: 1px solid var(--line-light); text-align: left; background: transparent; font-size: clamp(17px, 1.7vw, 25px); letter-spacing: -.035em; cursor: pointer; transition: padding .35s ease, background .35s ease; }
.system-tab:last-child { border: 0; }
.system-tab span { color: rgba(11,13,12,.66); font: 10px monospace; }
.system-tab.is-active { padding-left: 20px; background: var(--lime); }
.system-tab.is-active span { color: rgba(11,13,12,.72); }
.system-showcase__stage { position: relative; min-height: 710px; overflow: hidden; background: #333; }
.system-image { height: 100%; object-fit: cover; transition: opacity 240ms ease, transform 700ms var(--ease-in-out-cubic), filter 500ms ease; }
.system-image.is-changing { opacity: .12; transform: scale(1.045); filter: saturate(.35); }
.system-showcase__stage::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(4,6,5,.82) 100%); }
.system-showcase__wipe { position: absolute; z-index: 3; inset: 0 auto 0 0; width: 2px; background: var(--lime); opacity: 0; pointer-events: none; transform: translateX(-2px); box-shadow: 0 0 24px rgba(232,255,82,.45); }
.system-showcase__stage.is-changing .system-showcase__wipe { animation: system-wipe 620ms var(--ease-in-out-cubic); }
@keyframes system-wipe { 0% { opacity: 0; transform: translateX(-2px); } 12%, 82% { opacity: 1; } 100% { opacity: 0; transform: translateX(calc(100vw + 2px)); } }
.system-showcase__aperture { position: absolute; z-index: 1; inset: 9%; pointer-events: none; opacity: .38; transition: transform 700ms var(--ease-in-out-cubic), opacity 300ms ease; }
.system-showcase__aperture i { position: absolute; display: block; background: rgba(255,255,255,.72); }
.system-showcase__aperture i:first-child { top: 0; bottom: 0; left: 23%; width: 1px; }
.system-showcase__aperture i:last-child { top: 36%; right: 0; left: 0; height: 1px; }
.system-showcase__stage[data-system="1"] .system-showcase__aperture { transform: translateX(7%) scaleX(.86); }
.system-showcase__stage[data-system="2"] .system-showcase__aperture { transform: translateX(-5%) scale(.92); }
.system-showcase__stage[data-system="3"] .system-showcase__aperture { transform: scaleX(1.16); }
.system-showcase__stage[data-system="4"] .system-showcase__aperture { transform: translateY(-8%) scaleY(.78); }
.system-showcase__stage[data-system="5"] .system-showcase__aperture { transform: translateX(11%) scaleX(.72); opacity: .24; }
.system-showcase__copy { position: absolute; z-index: 2; left: 6%; right: 20%; bottom: 7%; color: white; }
.system-showcase__copy h3 { margin: 7px 0 12px; font-size: clamp(38px, 5vw, 76px); font-weight: 500; letter-spacing: -.06em; line-height: .9; }
.system-showcase__copy p { max-width: 560px; margin: 0; }
.system-kicker { color: var(--lime); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; }
.system-description { color: rgba(255,255,255,.68); font-size: 15px; }
.system-showcase__counter { position: absolute; z-index: 2; top: 28px; right: 30px; color: white; font: 11px monospace; }

.performance { color: white; background: #181b1a; }
.performance .section-index { color: rgba(255,255,255,.48); }
.performance__intro { display: grid; grid-template-columns: .55fr 1fr; align-items: end; }
.performance__intro .section-index { align-self: start; }
.performance__grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 100px; border-top: 1px solid var(--line-dark); }
.performance__grid article { min-height: 360px; padding: 30px 35px 30px 0; border-right: 1px solid var(--line-dark); }
.performance__grid article:not(:first-child) { padding-left: 35px; }
.performance__grid article:last-child { border-right: 0; }
.performance__value { display: block; min-height: 190px; color: var(--lime); font-size: clamp(55px, 6vw, 96px); letter-spacing: -.075em; line-height: .88; }
.performance__trace { display: block; width: 100%; height: 1px; margin: -34px 0 30px; overflow: hidden; background: rgba(255,255,255,.12); }
.performance__trace::after { content: ""; display: block; width: 100%; height: 100%; background: var(--lime); transform: scaleX(0); transform-origin: left; transition: transform 900ms var(--ease-out-quart); }
.performance__grid.is-visible article:nth-child(2) .performance__trace::after { transition-delay: 120ms; }
.performance__grid.is-visible article:nth-child(3) .performance__trace::after { transition-delay: 240ms; }
.performance__grid.is-visible .performance__trace::after { transform: scaleX(1); }
.performance h3 { margin: 0 0 12px; font-size: 20px; font-weight: 500; }
.performance article p { max-width: 350px; margin: 0; color: rgba(255,255,255,.5); font-size: 13px; }

.light-study { position: relative; display: grid; grid-template-columns: minmax(310px, .72fr) minmax(520px, 1.28fr); gap: clamp(50px, 8vw, 135px); min-height: 100vh; color: white; background: #0c100f; overflow: hidden; }
.light-study::before { content: "05"; position: absolute; left: -1.2vw; bottom: -9vw; color: rgba(255,255,255,.025); font-size: clamp(210px, 35vw, 560px); font-weight: 700; letter-spacing: -.11em; line-height: .8; pointer-events: none; }
.light-study__copy { position: relative; z-index: 2; align-self: center; }
.light-study .section-index { color: rgba(255,255,255,.45); }
.light-study__copy > p { max-width: 560px; margin: 32px 0 52px; color: rgba(255,255,255,.58); font-size: 16px; }
.light-study__controls { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.light-study__controls button { display: grid; grid-template-columns: 24px minmax(0, 1fr); align-items: center; min-width: 0; min-height: 70px; padding: 0 11px; border: 0; border-right: 1px solid var(--line-dark); color: rgba(255,255,255,.6); text-align: left; background: transparent; cursor: pointer; transition: color 150ms ease, background 150ms ease; }
.light-study__controls button:last-child { border-right: 0; }
.light-study__controls button span { color: var(--lime); font: 9px/1 monospace; }
.light-study__controls button b { min-width: 0; font-size: 12px; font-weight: 500; line-height: 1.25; }
.light-study__controls button.is-active { color: var(--ink); background: var(--lime); }
.light-study__controls button.is-active span { color: var(--ink); }
.light-study__controls button:focus-visible { outline: 2px solid var(--lime); outline-offset: -2px; }
.light-study__scene { --scene-filter: saturate(.78) brightness(.72) sepia(.08); position: relative; align-self: center; min-height: 720px; overflow: hidden; isolation: isolate; background: #1b211f; box-shadow: 0 38px 90px rgba(0,0,0,.34); }
.light-study__scene > img { position: absolute; inset: 0; z-index: -4; height: 100%; object-fit: cover; object-position: 61% 50%; filter: var(--scene-filter); transform: scale(1.06); transition: filter 700ms var(--ease-in-out-cubic), transform 900ms var(--ease-in-out-cubic); }
.light-study__atmosphere { position: absolute; z-index: -3; inset: 0; background: linear-gradient(118deg, rgba(12,16,15,.88) 0 23%, rgba(255,202,124,.14) 50%, rgba(16,23,22,.36)); transition: background 700ms var(--ease-in-out-cubic); }
.light-study__sun { position: absolute; z-index: -2; top: 12%; left: 11%; width: 76px; height: 76px; border-radius: 50%; background: #ffe29a; box-shadow: 0 0 70px 24px rgba(255,211,132,.36); opacity: .84; transform: translate3d(0,0,0) scale(.82); transition: transform 900ms var(--ease-in-out-cubic), opacity 500ms ease, background 500ms ease; }
.light-study__beam { position: absolute; z-index: -1; top: -12%; left: 16%; width: 68%; height: 125%; background: linear-gradient(90deg, rgba(255,227,167,.27), rgba(255,227,167,0)); clip-path: polygon(0 0, 38% 0, 100% 100%, 43% 100%); opacity: .62; transform: translate3d(-8%,0,0) rotate(-3deg); transform-origin: top left; transition: transform 900ms var(--ease-in-out-cubic), opacity 500ms ease, background 500ms ease; }
.light-study__frame { position: absolute; inset: 6%; border: 9px solid rgba(239,240,235,.94); box-shadow: inset 0 0 0 2px rgba(11,13,12,.35), 0 18px 45px rgba(0,0,0,.24); pointer-events: none; }
.light-study__frame::before, .light-study__frame::after, .light-study__frame i { content: ""; position: absolute; display: block; background: rgba(239,240,235,.94); box-shadow: 0 0 0 1px rgba(11,13,12,.28); }
.light-study__frame::before { top: 0; bottom: 0; left: 50%; width: 8px; transform: translateX(-50%); }
.light-study__frame::after { top: 50%; right: 0; left: 0; height: 8px; transform: translateY(-50%); }
.light-study__frame i:first-child { top: 50%; bottom: 0; left: 23%; width: 5px; }
.light-study__frame i:last-child { top: 50%; right: 23%; bottom: 0; width: 5px; }
.light-study__readout { position: absolute; right: 6%; bottom: 6%; display: grid; grid-template-columns: auto auto; gap: 4px 18px; min-width: 260px; padding: 18px 20px; color: white; background: rgba(8,11,10,.78); border-left: 2px solid var(--lime); backdrop-filter: blur(10px); }
.light-study__readout span { grid-column: 1 / -1; color: rgba(255,255,255,.46); font-size: 9px; letter-spacing: .13em; text-transform: uppercase; }
.light-study__readout strong { color: var(--lime); font: 26px/1 var(--display); letter-spacing: -.04em; }
.light-study__readout small { align-self: end; color: rgba(255,255,255,.67); font-size: 11px; }
.light-study__scene[data-light="1"] { --scene-filter: saturate(.68) brightness(.9) contrast(1.06); }
.light-study__scene[data-light="1"] > img { transform: scale(1.035); }
.light-study__scene[data-light="1"] .light-study__atmosphere { background: linear-gradient(118deg, rgba(12,16,15,.52) 0 18%, rgba(238,246,239,.10) 50%, rgba(16,23,22,.17)); }
.light-study__scene[data-light="1"] .light-study__sun { background: #fff9d7; opacity: .96; transform: translate3d(360%, -5%, 0) scale(1.08); }
.light-study__scene[data-light="1"] .light-study__beam { opacity: .34; transform: translate3d(20%,0,0) rotate(4deg); }
.light-study__scene[data-light="2"] { --scene-filter: saturate(.95) brightness(.62) sepia(.2); }
.light-study__scene[data-light="2"] > img { transform: scale(1.08) translateX(-1%); }
.light-study__scene[data-light="2"] .light-study__atmosphere { background: linear-gradient(118deg, rgba(14,13,18,.87) 0 24%, rgba(255,145,86,.23) 58%, rgba(18,18,24,.46)); }
.light-study__scene[data-light="2"] .light-study__sun { background: #ff9c65; box-shadow: 0 0 75px 27px rgba(255,116,73,.38); opacity: .9; transform: translate3d(650%, 500%, 0) scale(1.15); }
.light-study__scene[data-light="2"] .light-study__beam { background: linear-gradient(90deg, rgba(255,147,92,.29), rgba(255,147,92,0)); opacity: .7; transform: translate3d(34%, 0, 0) rotate(13deg); }

.projects { background: var(--paper); }
.projects__head { display: flex; align-items: end; justify-content: space-between; padding-bottom: 70px; }
.projects__filters { display: flex; gap: 8px; }
.project-filter { min-height: 44px; padding: 10px 16px; border: 1px solid var(--line-light); background: transparent; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; cursor: pointer; }
.project-filter.is-active { background: var(--ink); color: white; }
.project-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 12px; padding: 0 12px 12px; }
.project-card { position: relative; grid-column: span 4; min-height: 440px; margin: 0; overflow: hidden; background: #bbb; cursor: pointer; transition: opacity 300ms ease, transform 300ms var(--ease-out-quart); }
.project-card--wide { grid-column: span 8; }
.project-card--tall { min-height: 620px; }
.project-card.is-hidden { display: none; }
.project-card img { height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.65,.2,1), filter .5s; }
.project-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(5,7,6,.7)); }
.project-card:hover img { transform: scale(1.035); filter: saturate(.78); }
.project-card:focus-visible { outline: 3px solid var(--lime); outline-offset: -3px; }
.project-card figcaption { position: absolute; z-index: 2; left: 28px; right: 28px; bottom: 23px; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 4px 24px; color: white; }
.project-card figcaption span { font-size: 19px; }
.project-card figcaption small { grid-column: 1; color: rgba(255,255,255,.65); font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }
.project-card__open { grid-row: 1 / span 2; grid-column: 2; align-self: center; padding-bottom: 4px; border-bottom: 1px solid rgba(255,255,255,.4); font-size: 9px; font-weight: 550; letter-spacing: .12em; opacity: 0; transform: translateX(-8px); transition: opacity 180ms ease, transform 300ms var(--ease-out-quart); }
.project-card:hover .project-card__open, .project-card:focus-visible .project-card__open { opacity: 1; transform: none; }

.project-dialog { width: min(1180px, calc(100vw - 48px)); max-width: none; height: min(760px, calc(100vh - 48px)); max-height: none; padding: 0; border: 0; color: white; background: var(--ink); overflow: hidden; opacity: 0; transform: translateY(26px) scale(.98); transition: opacity 180ms ease, transform 500ms var(--ease-out-quart), display 500ms allow-discrete, overlay 500ms allow-discrete; }
.project-dialog[open] { display: grid; grid-template-columns: 1.35fr .65fr; opacity: 1; transform: none; }
.project-dialog.is-closing { opacity: 0; transform: translateY(12px) scale(.99); }
@starting-style { .project-dialog[open] { opacity: 0; transform: translateY(26px) scale(.98); } }
.project-dialog::backdrop { background: rgba(2,3,3,.78); backdrop-filter: blur(10px); opacity: 0; transition: opacity 300ms ease, display 300ms allow-discrete, overlay 300ms allow-discrete; }
.project-dialog[open]::backdrop { opacity: 1; }
@starting-style { .project-dialog[open]::backdrop { opacity: 0; } }
.project-dialog__close { position: absolute; z-index: 3; top: 18px; right: 18px; min-height: 40px; padding: 0 14px; border: 1px solid rgba(255,255,255,.28); color: white; background: rgba(11,13,12,.42); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; cursor: pointer; backdrop-filter: blur(8px); }
.project-dialog__media { min-height: 0; overflow: hidden; }
.project-dialog__media img { height: 100%; object-fit: cover; }
.project-dialog__copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(40px, 5vw, 74px); border-left: 1px solid var(--line-dark); }
.project-dialog__index { color: var(--lime); font: 10px/1.2 monospace; letter-spacing: .1em; }
.project-dialog h2 { margin: 30px 0 20px; font-size: clamp(46px, 5vw, 74px); font-weight: 500; letter-spacing: -.065em; line-height: .9; }
.project-dialog__description { margin: 0 0 40px; color: rgba(255,255,255,.58); font-size: 15px; }
.project-dialog dl { margin: 0; border-top: 1px solid var(--line-dark); }
.project-dialog dl div { display: grid; grid-template-columns: 105px 1fr; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line-dark); }
.project-dialog dt { color: rgba(255,255,255,.4); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.project-dialog dd { margin: 0; font-size: 13px; }
.project-dialog__cta { display: flex; justify-content: space-between; margin-top: 44px; padding: 17px 0; border-top: 1px solid white; border-bottom: 1px solid white; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }

.process { display: grid; grid-template-columns: .7fr 1fr; gap: 10vw; background: var(--lime); }
.process__intro { position: sticky; top: 120px; align-self: start; }
.process__intro > p { max-width: 430px; margin-top: 28px; font-size: 16px; }
.process__steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(11,13,12,.35); }
.process__steps li { position: relative; display: grid; grid-template-columns: 72px 1fr; min-height: 190px; padding: 28px 0; border-bottom: 1px solid rgba(11,13,12,.35); }
.process__steps li::before { content: ""; position: absolute; top: -1px; left: 0; width: 100%; height: 2px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform 700ms var(--ease-out-quart); }
.process__steps li.is-visible::before { transform: scaleX(1); }
.process__steps li > span { font: 11px monospace; }
.process__steps h3 { margin: 0 0 10px; font-size: clamp(25px, 3vw, 43px); font-weight: 500; letter-spacing: -.05em; transform: translateX(-10px); opacity: .46; transition: transform 500ms var(--ease-out-quart), opacity 300ms ease; }
.process__steps li.is-visible h3 { transform: none; opacity: 1; }
.process__steps p { max-width: 490px; margin: 0; color: rgba(11,13,12,.62); font-size: 14px; }

.faq { display: grid; grid-template-columns: .7fr 1fr; gap: 10vw; color: white; background: var(--ink); }
.faq .section-index { color: rgba(255,255,255,.5); }
.faq__intro { position: sticky; top: 120px; align-self: start; }
.faq__list { border-top: 1px solid var(--line-dark); }
.faq details { border-bottom: 1px solid var(--line-dark); }
.faq summary { display: grid; grid-template-columns: 1fr 30px; align-items: center; min-height: 88px; padding: 20px 0; cursor: pointer; list-style: none; font-size: 17px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary span { display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid rgba(255,255,255,.3); border-radius: 50%; color: var(--lime); font-size: 16px; transition: transform .35s; }
.faq details[open] summary span { transform: rotate(45deg); }
.faq details p { max-width: 650px; margin: -5px 55px 25px 0; color: rgba(255,255,255,.52); font-size: 14px; }
.faq__aperture { position: relative; width: min(330px, 80%); aspect-ratio: 1.7; margin-top: 70px; border: 1px solid rgba(255,255,255,.35); overflow: hidden; opacity: .8; }
.faq__aperture::before, .faq__aperture::after, .faq__aperture i, .faq__aperture span { content: ""; position: absolute; display: block; background: rgba(255,255,255,.42); transition: transform 700ms var(--ease-in-out-cubic), opacity 300ms ease; }
.faq__aperture::before { top: 0; bottom: 0; left: 50%; width: 1px; }
.faq__aperture::after { top: 50%; right: 0; left: 0; height: 1px; }
.faq__aperture i:first-child { top: 9%; bottom: 9%; left: 8%; width: 1px; transform-origin: left center; }
.faq__aperture i:last-child { top: 9%; right: 8%; bottom: 9%; width: 1px; transform-origin: right center; }
.faq__aperture span { left: 50%; bottom: 0; width: 1px; height: 50%; background: var(--lime); transform-origin: bottom; }
.faq__aperture[data-active="1"] i:first-child { transform: translateX(80px) rotate(26deg); }
.faq__aperture[data-active="2"] i:last-child { transform: translateX(-80px) rotate(-26deg); }
.faq__aperture[data-active="3"] span { transform: scaleY(.45); }
.faq__aperture[data-active="4"] i:first-child { transform: translateX(40px) rotate(14deg); }
.faq__aperture[data-active="4"] i:last-child { transform: translateX(-40px) rotate(-14deg); }

.quote { position: relative; display: grid; grid-template-columns: 1fr .8fr; min-height: 100vh; padding: clamp(110px, 12vw, 180px) var(--pad); color: white; overflow: hidden; background: #31545c; }
.quote__backdrop { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,15,17,.96) 0 42%, rgba(5,15,17,.5) 70%, rgba(5,15,17,.8)), url("./assets/window8.webp") center / cover; filter: saturate(.65); }
.quote__copy, .quote-form { position: relative; z-index: 2; }
.quote .section-index { color: rgba(255,255,255,.5); }
.quote__copy p { max-width: 520px; margin: 30px 0; color: rgba(255,255,255,.63); font-size: 17px; }
.quote__contacts { display: flex; flex-direction: column; gap: 7px; margin-top: 50px; font-size: 14px; }
.quote__contacts a { display: inline-flex; align-items: center; width: max-content; min-height: 44px; border-bottom: 1px solid rgba(255,255,255,.35); }
.quote__contacts span { color: rgba(255,255,255,.45); }
.quote-form { align-self: center; padding: clamp(30px, 4vw, 58px); color: var(--ink); background: rgba(240,240,235,.95); backdrop-filter: blur(12px); }
.quote-form__offer { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 24px; margin-bottom: 34px; padding: 20px 0; border-top: 1px solid rgba(11,13,12,.25); border-bottom: 1px solid rgba(11,13,12,.25); }
.quote-form__offer > strong { color: #759400; font-size: clamp(46px, 4.2vw, 68px); font-weight: 520; line-height: .8; letter-spacing: -.075em; }
.quote-form__offer > div { display: grid; }
.quote-form__offer span { margin-bottom: 5px; color: rgba(11,13,12,.48); font-size: 8px; font-weight: 650; letter-spacing: .16em; text-transform: uppercase; }
.quote-form__offer b { font-size: 17px; font-weight: 580; letter-spacing: -.025em; }
.quote-form__offer small { margin: 5px 0 0; color: rgba(11,13,12,.58); font-size: 10px; line-height: 1.35; }
.quote-form label { display: block; margin-bottom: 25px; }
.quote-form label span { display: block; margin-bottom: 7px; color: rgba(11,13,12,.54); font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.quote-form input, .quote-form select, .quote-form textarea { width: 100%; min-height: 44px; padding: 8px 0; border: 0; border-bottom: 1px solid rgba(11,13,12,.35); outline: 0; background: transparent; border-radius: 0; }
.quote-form input:focus, .quote-form select:focus, .quote-form textarea:focus { border-color: var(--ink); }
.quote-form textarea { resize: vertical; }
.quote-form__honey { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; min-height: 1px !important; padding: 0 !important; opacity: 0 !important; pointer-events: none !important; }
.quote-form__actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 32px; }
.quote-form__submit, .quote-form__whatsapp { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 58px; padding: 0 18px; font-size: 11px; letter-spacing: .06em; text-transform: uppercase; transition: color 180ms ease, background 180ms ease, border-color 180ms ease; }
.quote-form__submit { border: 1px solid var(--ink); background: var(--ink); color: white; cursor: pointer; }
.quote-form__submit:hover { color: var(--ink); background: var(--lime); border-color: var(--lime); }
.quote-form__submit:disabled { opacity: .55; cursor: wait; }
.quote-form__whatsapp { border: 1px solid rgba(11,13,12,.34); color: var(--ink); background: transparent; }
.quote-form__whatsapp:hover { border-color: var(--ink); background: rgba(11,13,12,.06); }
.quote-form__status { min-height: 1.5em; margin: 14px 0 0; font-size: 11px; line-height: 1.45; }
.quote-form__status.is-success { color: #527000; }
.quote-form__status.is-error { color: #9c2f26; }
.quote-form > small { display: block; margin-top: 14px; color: rgba(11,13,12,.5); font-size: 10px; }

.footer { padding-top: 70px; padding-bottom: 35px; color: white; background: var(--ink); }
.brand--footer { font-size: clamp(44px, 8vw, 120px); }
.footer > p { max-width: 480px; color: rgba(255,255,255,.45); }
.footer__links { display: flex; gap: 26px; margin: 60px 0 85px; }
.footer__links a { padding-bottom: 4px; border-bottom: 1px solid rgba(255,255,255,.25); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.footer__legal { display: flex; justify-content: space-between; padding-top: 20px; border-top: 1px solid var(--line-dark); color: rgba(255,255,255,.58); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }

.process .section-index { color: rgba(11,13,12,.72); }
.noscript { position: fixed; z-index: 9999; left: 20px; right: 20px; bottom: 20px; padding: 15px; background: var(--lime); }

html[lang="ru"] .hero-copy h1 { font-size: clamp(50px, 5.65vw, 92px); }
html[lang="ru"] .desktop-nav { letter-spacing: .04em; }
html[lang="ru"] .system-tab { font-size: clamp(15px, 1.45vw, 22px); }

@media (max-width: 1180px) {
  .brand small { display: none; }
  .desktop-nav { gap: 20px; }
  .header-cta { padding-right: 14px; padding-left: 14px; font-size: 10px; }
  .lang-switcher { gap: 12px; }
}

@media (min-width: 981px) and (max-width: 1180px) {
  .hero-copy__body { max-width: 390px; }
}

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .desktop-nav, .header-cta { display: none; }
  .menu-toggle { display: block; }
  .hero-copy { top: 24%; width: calc(100% - var(--pad) * 2); transform: none; }
  .hero-copy h1 { font-size: clamp(50px, 11vw, 82px); }
  .hero-copy__body { max-width: 460px; }
  .scene-caption { width: min(390px, 55vw); }
  .anatomy { grid-template-columns: 1fr; }
  .anatomy__visual { min-height: 84vh; padding: 90px var(--pad) 0; }
  .anatomy__media { position: relative; top: auto; height: 72vh; min-height: 520px; }
  .anatomy__copy { padding-left: var(--pad); }
  .system-showcase { grid-template-columns: 1fr; }
  .system-showcase__nav { display: grid; grid-template-columns: repeat(3, 1fr); border-right: 0; border-bottom: 1px solid var(--line-light); }
  .system-tab { min-height: 86px; border-right: 1px solid var(--line-light); }
  .system-showcase__stage { min-height: 620px; }
  .performance__intro { grid-template-columns: 1fr; }
  .performance__grid { grid-template-columns: 1fr; }
  .performance__grid article { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .performance__grid article:not(:first-child) { padding-left: 0; }
  .performance__value { min-height: 100px; }
  .light-study { grid-template-columns: 1fr; min-height: auto; }
  .light-study__copy { max-width: 760px; }
  .light-study__scene { min-height: 68vh; }
  .project-card { grid-column: span 6; }
  .project-card--wide { grid-column: span 12; }
  .project-dialog[open] { grid-template-columns: 1fr; grid-template-rows: 48% 52%; }
  .project-dialog__copy { overflow-y: auto; border-top: 1px solid var(--line-dark); border-left: 0; }
  .process, .faq { grid-template-columns: 1fr; }
  .process__intro, .faq__intro { position: relative; top: auto; }
  .quote { grid-template-columns: 1fr; gap: 70px; }
}

@media (max-width: 680px) {
  :root { --pad: 21px; }
  .site-header { padding-top: 14px; padding-bottom: 14px; }
  .lang-switcher { gap: 12px; height: 44px; }
  .lang-switcher a { min-width: 44px; height: 44px; }
  .brand { font-size: 19px; }
  .brand small { display: none; }
  .mobile-quote-cta { display: flex; }
  body.menu-open .mobile-quote-cta { opacity: 0; pointer-events: none; }
  .experience { height: 820vh; }
  .experience__sticky { min-height: 0; }
  .experience__photo { background-position: 73% 50%; }
  .experience__veil { background: linear-gradient(180deg, rgba(5,7,6,.74) 0 35%, rgba(5,7,6,.12) 65%, rgba(5,7,6,.76)); }
  .hero-copy { top: 16%; }
  .hero-copy h1 { font-size: clamp(43px, 13vw, 62px); line-height: .88; }
  .hero-copy__body { width: 88%; margin-top: 22px; font-size: 15px; }
  .hero-actions { gap: 0; }
  .hero-cta { min-width: min(268px, 78vw); min-height: 56px; }
  .hero-secondary, .hero-proof { display: none; }
  .text-link { font-size: 10px; }
  .scene-caption { right: var(--pad); bottom: 52px; width: calc(100% - var(--pad) * 2); grid-template-columns: 54px 1fr; }
  .portal-reveal__pane { top: 38%; width: 31%; height: 31%; }
  .portal-reveal__pane--left { left: 17%; }
  .portal-reveal__pane--right { left: 52%; }
  .window-callout { top: 35%; right: auto; bottom: auto; left: 50%; width: min(230px, calc(100vw - 42px)); text-align: left; transform: translate3d(-50%,var(--callout-shift),0); }
  .window-callout__copy { background: linear-gradient(90deg,rgba(5,7,6,.84),rgba(5,7,6,.34) 78%,transparent); }
  .scroll-cue { display: none; }
  .section-pad { padding-top: 90px; padding-bottom: 90px; }
  .anatomy__visual { min-height: auto; padding-top: 25px; }
  .anatomy__media { height: 62vh; min-height: 440px; }
  .anatomy__detail { left: 12px; bottom: 12px; width: calc(100% - 24px); padding: 16px; }
  .anatomy__detail strong { font-size: 18px; }
  .anatomy__detail p { display: none; }
  .anatomy__copy { padding-top: 75px; }
  .anatomy__copy h2, .systems h2, .performance h2, .light-study h2, .projects h2, .process h2, .faq h2, .quote h2 { font-size: 42px; }
  .anatomy__copy > p { font-size: 16px; }
  .systems__head { display: block; }
  .system-showcase__nav { grid-template-columns: 1fr 1fr; }
  .system-tab { grid-template-columns: 30px 1fr; padding: 12px; font-size: 14px; }
  .system-showcase__stage { min-height: 66vh; }
  .system-showcase__aperture { inset: 7%; }
  .system-showcase__copy { right: 8%; }
  .performance__grid { margin-top: 55px; }
  .performance__grid article { padding: 30px 0; }
  .performance__value { font-size: 60px; }
  .light-study { gap: 54px; }
  .light-study__copy > p { margin-bottom: 34px; font-size: 15px; }
  .light-study__controls { grid-template-columns: 1fr; }
  .light-study__controls button { min-height: 56px; border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .light-study__controls button:last-child { border-bottom: 0; }
  .light-study__scene { min-height: 570px; }
  .light-study__sun { width: 56px; height: 56px; }
  .light-study__frame { inset: 4%; border-width: 6px; }
  .light-study__frame::before { width: 6px; }
  .light-study__frame::after { height: 6px; }
  .light-study__readout { right: 4%; bottom: 4%; min-width: 0; width: min(290px, 82%); }
  .projects__head { display: block; padding-bottom: 45px; }
  .projects__filters { margin-top: 35px; }
  .project-grid { gap: 7px; padding: 0 7px 7px; }
  .project-card, .project-card--wide { grid-column: span 12; min-height: 58vh; }
  .project-card--tall { min-height: 66vh; }
  .project-card figcaption { left: 19px; right: 19px; bottom: 18px; gap: 3px 12px; }
  .project-card__open { opacity: 1; transform: none; }
  .project-dialog { width: 100vw; height: 100dvh; }
  .project-dialog[open] { grid-template-rows: 39% 61%; }
  .project-dialog__copy { padding: 30px 21px 42px; }
  .project-dialog h2 { margin: 20px 0 14px; font-size: 43px; }
  .project-dialog__description { margin-bottom: 24px; font-size: 13px; }
  .project-dialog dl div { padding: 11px 0; }
  .project-dialog__cta { margin-top: 26px; }
  .project-dialog__close { top: 12px; right: 12px; }
  .process, .faq { gap: 55px; }
  .process__steps li { grid-template-columns: 48px 1fr; }
  .faq__aperture { width: 220px; margin-top: 42px; }
  .quote { padding-top: 95px; padding-bottom: 95px; }
  .quote__backdrop { background: linear-gradient(180deg, rgba(5,15,17,.92) 0 49%, rgba(5,15,17,.65)), url("./assets/window8.webp") center / cover; }
  .quote-form { padding: 28px 20px; }
  .quote-form__offer { grid-template-columns: 74px 1fr; gap: 16px; margin-bottom: 30px; padding: 18px 0; }
  .quote-form__offer > strong { font-size: 48px; }
  .quote-form__offer b { font-size: 15px; }
  .quote-form__actions { grid-template-columns: 1fr; }
  .footer__links { flex-wrap: wrap; }
  .footer__legal { align-items: flex-start; flex-direction: column; gap: 7px; }
  html[lang="ru"] .hero-copy h1 { font-size: clamp(39px, 11.2vw, 54px); }
  html[lang="ru"] .hero-copy__body { font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .experience__sunlight::before,
  .experience__sunlight::after { animation: none !important; opacity: .42; transform: none; }
  .anatomy__scan { transition: none; }
}