:root {
  color-scheme: dark;
  --bg: #030303;
  --surface: #080808;
  --surface-2: #0d0d0e;
  --surface-raised: #0d0d0f;
  --text: #f1f1f1;
  --text-primary: #f2f2f3;
  --text-secondary: #b8b8be;
  --text-muted: #85858d;
  --muted: #97979d;
  --dim: #626267;
  --line: rgba(255, 255, 255, 0.17);
  --line-strong: rgba(255, 255, 255, 0.44);
  --red: #ff3025;
  --red-dark: #7d100c;
  --blue: #5877ff;
  --page-pad: clamp(24px, 6.6vw, 102px);
  --rail: 118px;
  --section-space: clamp(92px, 11vw, 180px);
  --max-width: 1640px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --fast: 180ms;
  --slow: 700ms;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
button, input, select, textarea, a { color: inherit; font: inherit; }
button { border: 0; }
a { text-decoration: none; }
img { max-width: 100%; }
::selection { background: var(--red); color: #fff; }

:focus-visible { outline: 2px solid #8ca1ff; outline-offset: 5px; }
.skip-link { position: fixed; z-index: 1000; top: 12px; left: 12px; padding: 12px 18px; background: #fff; color: #000; transform: translateY(-180%); transition: transform var(--fast); }
.skip-link:focus { transform: translateY(0); }
.brand { display: inline-flex; align-items: baseline; font-size: 20px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; }
.brand span { color: var(--red); }
.eyebrow { margin: 0 0 28px; color: var(--muted); font-size: 11px; letter-spacing: .18em; line-height: 1.4; text-transform: uppercase; }

.site-header { position: absolute; z-index: 20; inset: 0 0 auto; padding: 30px var(--page-pad); pointer-events: none; }
.site-header > * { pointer-events: auto; }
.menu-button { display: none; }
.site-nav {
  position: fixed;
  z-index: 30;
  top: 50%;
  right: 28px;
  display: flex;
  width: 66px;
  align-items: center;
  gap: 24px;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
}
.site-nav::before { width: 1px; height: 48px; background: var(--line-strong); content: ""; }
.site-nav a { color: #aaaab0; font-size: 10px; letter-spacing: .16em; text-transform: uppercase; transition: color var(--fast); }
.site-nav a:hover, .site-nav a:focus-visible { color: #fff; }
.site-nav__index { color: #55555a; font-size: 9px; letter-spacing: .14em; }
.site-nav__landing { color: #ff8c85 !important; }
.site-nav__cabinet { color: #aab7ff !important; }
.site-nav__cabinet:hover, .site-nav__cabinet:focus-visible { color: #fff !important; }
.nav-backdrop { display: none; }

.section {
  position: relative;
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: var(--section-space) calc(var(--page-pad) + var(--rail)) var(--section-space) var(--page-pad);
  border-bottom: 1px solid var(--line);
}
.section__heading { display: grid; grid-template-columns: minmax(140px, .45fr) 1.2fr .8fr; gap: clamp(28px, 5vw, 80px); align-items: start; margin-bottom: clamp(58px, 7vw, 112px); }
.section__heading .eyebrow { padding-top: 13px; }
.section h2 { margin: 0; font-size: clamp(52px, 7.25vw, 116px); font-weight: 200; line-height: .94; letter-spacing: -.055em; text-transform: uppercase; }
.section__intro { max-width: 430px; margin: 13px 0 0; color: var(--muted); font-size: 15px; line-height: 1.75; }
.arrow-link > :last-child { transition: transform var(--fast); }
.arrow-link:hover > :last-child { transform: translateX(7px); }
.outline-button { display: inline-flex; min-height: 62px; align-items: center; justify-content: space-between; gap: 32px; padding: 0 30px; border: 1px solid var(--line-strong); background: transparent; cursor: pointer; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; transition: border-color var(--fast), background var(--fast); }
.outline-button:hover { border-color: #fff; background: rgba(255,255,255,.055); }
.outline-button:disabled { cursor: wait; opacity: .55; }
.outline-button--red { border-color: rgba(255,48,37,.8); }
.text-link, .text-button { padding: 0; border: 0; background: none; color: #aab7ff; cursor: pointer; font-size: 12px; letter-spacing: .13em; text-transform: uppercase; }

/* Approved hero */
.hero { --light-x: 75%; --light-y: 36%; --ripple-x: 75%; --ripple-y: 50%; position: relative; isolation: isolate; min-height: 100svh; overflow: hidden; background: #000; }
.hero__visual, .hero__shade, .hero__background, .hero__orbits, .hero__particles, .hero__art-grid, .hero__art-flow, .hero__art-pulse, .hero__art-sheen, .hero__art-ripple { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__visual { z-index: -3; }
.hero__background { display: block; object-fit: cover; object-position: center; user-select: none; }
.hero__orbits { overflow: visible; pointer-events: none; }
.orbit { fill: none; filter: url("#orbit-glow"); stroke-linecap: round; stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.orbit--blue { stroke: rgba(79,108,255,.8); stroke-dasharray: .07 .93; animation: orbit-travel 8.5s linear infinite; }
.orbit--red { stroke: rgba(255,48,31,.72); stroke-dasharray: .045 .955; animation: orbit-travel 10s -4s linear infinite reverse; }
.orbit--silver { stroke: rgba(225,226,231,.5); stroke-dasharray: .035 .965; animation: orbit-travel 12s -7s linear infinite; }
.orbit-runner { filter: url("#orbit-glow"); }
.orbit-runner--blue { fill: #7f99ff; }.orbit-runner--red { fill: #ff5a43; }.orbit-runner--silver { fill: #f2f3f7; }
.hero__particles, .hero__art-grid, .hero__art-flow, .hero__art-pulse, .hero__art-sheen, .hero__art-ripple { pointer-events: none; -webkit-mask: url("./assets/abstract-mask.png") center / cover no-repeat; mask: url("./assets/abstract-mask.png") center / cover no-repeat; mix-blend-mode: screen; }
.hero__art-grid { background: repeating-linear-gradient(0deg, transparent 0 31px, rgba(255,126,105,.095) 32px, transparent 33px 64px), repeating-linear-gradient(90deg, transparent 0 47px, rgba(255,92,76,.055) 48px, transparent 49px 96px); opacity: .44; animation: grid-drift 9s linear infinite; }
.hero__art-flow { background: radial-gradient(circle at 72% 15%, rgba(255,229,214,.54), transparent 10%), radial-gradient(circle at 58% 71%, rgba(255,45,25,.34), transparent 18%), radial-gradient(circle at 86% 52%, rgba(77,104,255,.22), transparent 15%); background-size: 118% 118%; opacity: .56; animation: energy-flow 10s ease-in-out infinite alternate; }
.hero__art-pulse { background: radial-gradient(circle at var(--light-x) var(--light-y), rgba(255,240,225,.72), rgba(255,94,55,.34) 12%, rgba(255,18,8,.1) 34%, transparent 56%); opacity: .68; animation: art-breathe 5.4s ease-in-out infinite; }
.hero__art-sheen { background: linear-gradient(112deg, transparent 30%, rgba(255,255,255,.04) 42%, rgba(255,205,190,.4) 48%, rgba(255,75,50,.12) 54%, transparent 66%); background-size: 250% 100%; opacity: .8; animation: art-sheen 7.8s cubic-bezier(.45,0,.25,1) infinite; }
.hero__art-ripple::before, .hero__art-ripple::after { position: absolute; top: var(--ripple-y); left: var(--ripple-x); width: 120px; height: 120px; border: 1px solid rgba(255,234,226,.8); border-radius: 50%; box-shadow: 0 0 18px rgba(255,74,50,.8), inset 0 0 18px rgba(255,74,50,.45); content: ""; opacity: 0; transform: translate(-50%,-50%) scale(.15); }
.hero__art-ripple.is-active::before { animation: energy-ripple 1.15s cubic-bezier(.12,.68,.25,1) forwards; }
.hero__art-ripple.is-active::after { animation: energy-ripple 1.15s 120ms cubic-bezier(.12,.68,.25,1) forwards; }
.hero__shade { z-index: -2; background: linear-gradient(90deg, rgba(0,0,0,.3), transparent 49%), linear-gradient(0deg, rgba(0,0,0,.34), transparent 28%); pointer-events: none; }
.hero__content { position: absolute; z-index: 2; top: 49%; left: var(--page-pad); width: min(42vw,650px); transform: translateY(-50%); }
.accent-line { display: block; width: 50px; height: 3px; margin: 27px 0 34px; background: var(--blue); box-shadow: 0 0 9px rgba(69,103,255,.48); }
.accent-line--long { width: 62px; margin: 0 0 29px 4px; }
.hero h1 { margin: 0; font-size: clamp(54px,6.15vw,96px); font-weight: 200; line-height: 1.03; letter-spacing: -.045em; text-transform: uppercase; }
.hero__content p { margin: 0 0 48px; color: #e7e7e9; font-size: clamp(12px,1vw,16px); line-height: 1.7; letter-spacing: .12em; text-transform: uppercase; }
.hero__cta { display: inline-flex; width: min(310px,100%); min-height: 64px; align-items: center; justify-content: space-between; padding: 0 28px 0 35px; border: 1px solid rgba(255,255,255,.72); background: rgba(0,0,0,.12); font-size: 13px; letter-spacing: .13em; text-transform: uppercase; transition: background var(--fast), border-color var(--fast); }
.hero__cta:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.hero__principles { position: absolute; z-index: 2; top: 12%; right: calc(var(--rail) + 36px); width: 116px; }
.plus { position: relative; display: block; width: 30px; height: 30px; margin: 0 0 26px auto; }
.plus::before, .plus::after { position: absolute; top: 50%; left: 50%; display: block; background: rgba(255,255,255,.72); content: ""; transform: translate(-50%,-50%); }
.plus::before { width: 30px; height: 1px; }.plus::after { width: 1px; height: 30px; }
.hero__principles ul { display: grid; gap: 18px; margin: 0; padding: 0; list-style: none; }
.hero__principles li { font-size: 11px; letter-spacing: .08em; text-align: right; text-transform: uppercase; }
.hero__footer { position: absolute; z-index: 2; right: calc(var(--rail) + 3.4vw); bottom: 4.8%; left: 3.4vw; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: clamp(28px,4vw,72px); min-height: 58px; border-top: 1px solid rgba(255,255,255,.64); font-size: clamp(9px,.75vw,12px); letter-spacing: .13em; text-transform: uppercase; }
.hero__footer::before, .hero__footer::after { position: absolute; top: -2px; width: 3px; height: 3px; border-radius: 50%; background: #fff; content: ""; }.hero__footer::before { left: 0; }.hero__footer::after { right: 0; }
.hero__footer-left, .hero__footer nav, .hero__next { display: flex; align-items: center; }.hero__footer-left { gap: 22px; }.hero__footer-left > span { width: 26px; height: 1px; background: rgba(255,43,32,.7); }.hero__footer-left p { margin: 0; color: var(--muted); }.hero__footer nav { gap: 19px; }.hero__footer nav a { color: var(--muted); }.hero__footer nav i { width: 3px; height: 3px; border-radius: 50%; background: #fff; }
.hero__next { gap: 15px; padding: 0; background: transparent; color: #8097ff; cursor: pointer; letter-spacing: inherit; text-transform: inherit; }
.hero__content > *, .hero__principles, .hero__footer, .site-header > .brand { opacity: 0; animation: reveal .72s ease forwards; }.hero__content > :nth-child(1) { animation-delay: .12s; }.hero__content > :nth-child(2) { animation-delay: .21s; }.hero__content > :nth-child(3) { animation-delay: .3s; }.hero__content > :nth-child(4) { animation-delay: .39s; }.hero__content > :nth-child(5) { animation-delay: .48s; }.hero__principles { animation-delay: .56s; }.hero__footer { animation-delay: .65s; }.site-header > .brand { animation-delay: .04s; }
.hero.is-paused .hero__art-grid,
.hero.is-paused .hero__art-flow,
.hero.is-paused .hero__art-pulse,
.hero.is-paused .hero__art-sheen,
.hero.is-paused .orbit { animation-play-state: paused; }

/* Corporate content */
.services { background: linear-gradient(130deg, #050505, #030303 72%); }
.services__layout { display: grid; grid-template-columns: 1fr minmax(390px,.92fr); gap: clamp(40px,7vw,112px); align-items: start; }
.service-list { border-top: 1px solid var(--line); }
.service-row { display: grid; width: 100%; grid-template-columns: 58px 1fr auto; align-items: center; gap: 18px; min-height: 92px; padding: 0 4px; border-bottom: 1px solid var(--line); background: transparent; cursor: pointer; text-align: left; transition: padding var(--fast), color var(--fast); }
.service-row > span { color: var(--dim); font-size: 10px; letter-spacing: .15em; }.service-row strong { font-size: clamp(17px,1.55vw,25px); font-weight: 300; }.service-row i { color: var(--dim); font-style: normal; }.service-row:hover, .service-row.is-active { padding-left: 12px; color: #fff; }.service-row.is-active > span, .service-row.is-active i { color: var(--red); }
.media-placeholder { position: relative; overflow: hidden; background: #0d0d0f; }
.media-placeholder::before { position: absolute; inset: 0; background: radial-gradient(circle at var(--media-x,70%) var(--media-y,30%), var(--media-color,rgba(255,48,37,.32)), transparent 28%), linear-gradient(145deg, transparent 20%, rgba(255,255,255,.055) 20.2%, transparent 20.5% 55%, rgba(255,255,255,.035) 55.2%, transparent 55.5%); content: ""; transition: background .5s ease; }
.media-placeholder::after { position: absolute; inset: 12%; border: 1px solid rgba(255,255,255,.08); content: ""; transform: skew(-12deg); }
.service-media { min-height: 570px; margin: 0; transition: opacity .25s ease; }
.service-media::before { z-index: 1; background: linear-gradient(180deg,rgba(0,0,0,.02) 40%,rgba(0,0,0,.82) 100%); }
.service-media::after { display: none; }
.service-media > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; transform: scale(1.002); transition: opacity .24s ease,transform .7s var(--ease); }
.service-media:hover > img { transform: scale(1.025); }
.service-media.is-switching > img { opacity: .35; }
.service-media[data-service-media="drilling"] > img { object-position: 68% center; }
.service-media[data-service-media="hotwater"] > img { object-position: 66% center; }
.media-placeholder__grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px); background-size: 48px 48px; }
.service-media figcaption { position: absolute; z-index: 2; right: 28px; bottom: 28px; left: 28px; display: flex; align-items: end; justify-content: space-between; gap: 30px; border-top: 1px solid rgba(255,255,255,.62); padding-top: 18px; text-shadow: 0 2px 18px rgba(0,0,0,.9); }.service-media figcaption span { font-size: 18px; }.service-media figcaption small { max-width: 210px; color: #c3c3c7; font-size: 10px; line-height: 1.5; letter-spacing: .08em; text-align: right; text-transform: uppercase; }
.services > .outline-button { margin-top: 58px; }
.editorial-grid { display: grid; grid-template-columns: repeat(2,1fr); margin-left: 25%; border-top: 1px solid var(--line); }
.editorial-grid article { min-height: 300px; padding: 34px clamp(24px,4vw,62px) 38px 0; border-bottom: 1px solid var(--line); }.editorial-grid article:nth-child(odd) { border-right: 1px solid var(--line); }.editorial-grid article:nth-child(even) { padding-left: clamp(24px,4vw,62px); }.editorial-grid article > span { color: var(--red); font-size: 10px; letter-spacing: .15em; }.editorial-grid h3 { max-width: 400px; margin: 55px 0 18px; font-size: clamp(22px,2.1vw,34px); font-weight: 300; line-height: 1.12; }.editorial-grid p { max-width: 410px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.project-list { border-top: 1px solid var(--line); }.project { display: grid; grid-template-columns: .7fr 1.35fr .62fr; gap: clamp(25px,4vw,64px); padding: 58px 0; border-bottom: 1px solid var(--line); }.project__meta > span { color: var(--red); font-size: 10px; }.project h3 { margin: 44px 0 28px; font-size: clamp(22px,2vw,32px); font-weight: 300; }.project p { color: var(--muted); font-size: 12px; line-height: 1.8; }.project__gallery { min-width: 0; }.project__visual { display: grid; min-height: 330px; place-items: center; }.project__visual > span { position: relative; z-index: 2; font-size: 11px; letter-spacing: .2em; text-transform: uppercase; }.project__visual[data-gallery-stage="Процесс"] { --media-color: rgba(88,119,255,.3); --media-x: 30%; }.project__visual[data-gallery-stage="После"] { --media-color: rgba(255,255,255,.14); --media-x: 70%; --media-y: 70%; }.gallery-controls { display: flex; margin-top: 14px; gap: 24px; }.gallery-controls button { padding: 8px 0; border-bottom: 1px solid transparent; background: transparent; color: var(--dim); cursor: pointer; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }.gallery-controls button.is-active { border-color: var(--red); color: #fff; }.project__details { align-self: end; }.project__details b { color: #fff; font-weight: 400; }.project__details a { display: inline-block; margin-top: 25px; color: #9cadff; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.advantage-list { margin: 0 0 90px 25%; padding: 0; border-top: 1px solid var(--line); list-style: none; }.advantage-list li { display: grid; grid-template-columns: 64px .7fr 1fr; gap: 24px; padding: 35px 0; border-bottom: 1px solid var(--line); }.advantage-list span { color: var(--red); font-size: 10px; }.advantage-list h3 { margin: 0; font-size: clamp(19px,1.8vw,28px); font-weight: 300; }.advantage-list p { max-width: 500px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }.engineering-feature { position: relative; min-height: 430px; margin-left: 12.5%; padding: clamp(35px,5vw,78px); overflow: hidden; border: 1px solid rgba(255,48,37,.33); background: radial-gradient(circle at 82% 30%,rgba(255,48,37,.22),transparent 28%),#080808; }.engineering-feature::after { position: absolute; top: -35%; right: 6%; width: 45%; aspect-ratio: 1; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; box-shadow: 0 0 0 60px rgba(255,255,255,.02),0 0 0 120px rgba(255,48,37,.025); content: ""; }.engineering-feature h3 { max-width: 650px; margin: 100px 0 25px; font-size: clamp(34px,5vw,76px); font-weight: 200; line-height: .98; text-transform: uppercase; }.engineering-feature > p:not(.eyebrow) { max-width: 580px; color: var(--muted); line-height: 1.7; }.engineering-feature > span { position: absolute; right: 28px; bottom: 24px; color: #555; font-size: 9px; letter-spacing: .18em; }
.process-line { position: relative; display: grid; grid-template-columns: repeat(6,1fr); margin: 30px 0 0; padding: 0; list-style: none; }.process-line::before, .process-line::after { position: absolute; top: 8px; left: 0; height: 1px; content: ""; }.process-line::before { width: 100%; background: var(--line); }.process-line::after { width: 0; background: linear-gradient(90deg,var(--red),var(--blue)); transition: width 1.5s var(--ease); }.process-line.is-visible::after { width: 100%; }.process-line li { position: relative; min-height: 190px; padding: 43px 24px 0 0; opacity: .42; transition: opacity .45s ease; }.process-line.is-visible li { opacity: 1; }.process-line li::before { position: absolute; z-index: 1; top: 3px; left: 0; width: 11px; height: 11px; border: 1px solid #777; border-radius: 50%; background: var(--bg); content: ""; }.process-line.is-visible li::before { border-color: #fff; }.process-line span { color: var(--red); font-size: 10px; }.process-line p { max-width: 155px; margin: 30px 0 0; font-size: 13px; line-height: 1.55; }
.about__lead { max-width: 1080px; margin: 0 0 100px 25%; }.about__lead p { margin: 0; font-size: clamp(27px,4vw,58px); font-weight: 200; line-height: 1.2; letter-spacing: -.03em; }.about__columns { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); }.about__columns article { min-height: 240px; padding: 30px 28px 20px 0; border-right: 1px solid var(--line); }.about__columns article:not(:first-child) { padding-left: 28px; }.about__columns article:last-child { border-right: 0; }.about__columns h3 { margin: 0 0 55px; font-size: 15px; font-weight: 400; }.about__columns p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }

/* Forms */
.step-form, .consultation-form { max-width: 980px; margin-left: 25%; }
.form-progress { display: flex; align-items: center; gap: 28px; margin-bottom: 55px; color: var(--muted); font-size: 10px; letter-spacing: .15em; text-transform: uppercase; }.form-progress > div { flex: 1; height: 1px; background: var(--line); }.form-progress i { display: block; width: 20%; height: 1px; background: var(--red); transition: width .4s var(--ease); }
.form-step { display: none; min-height: 250px; margin: 0; padding: 0; border: 0; }.form-step.is-active { display: block; animation: form-in .4s ease; }.form-step legend { margin: 0 0 45px; padding: 0; font-size: clamp(27px,3vw,46px); font-weight: 300; }.choice-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }.choice-grid label { cursor: pointer; }.choice-grid input { position: absolute; opacity: 0; }.choice-grid span { display: grid; min-height: 90px; place-items: center; padding: 15px; border: 1px solid var(--line); color: var(--muted); font-size: 12px; letter-spacing: .08em; text-align: center; text-transform: uppercase; transition: border-color var(--fast),color var(--fast),background var(--fast); }.choice-grid input:checked + span { border-color: var(--red); background: rgba(255,48,37,.07); color: #fff; }.choice-grid input:focus-visible + span { outline: 2px solid #8ca1ff; outline-offset: 4px; }
.text-field, .select-field { display: grid; gap: 12px; }.text-field span, .select-field span { color: var(--muted); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }.text-field input, .select-field select { width: 100%; height: 62px; padding: 0 4px; border: 0; border-bottom: 1px solid var(--line-strong); border-radius: 0; background: transparent; color: #fff; font-size: 18px; outline: none; }.text-field input:focus, .select-field select:focus { border-color: var(--blue); }.select-field select { appearance: none; background: linear-gradient(45deg,transparent 50%,#aaa 50%) calc(100% - 12px) 28px/6px 6px no-repeat,linear-gradient(135deg,#aaa 50%,transparent 50%) calc(100% - 6px) 28px/6px 6px no-repeat; }.select-field option { background: #111; }.field-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }.consent { display: flex; align-items: start; gap: 12px; margin-top: 28px; color: var(--muted); font-size: 11px; line-height: 1.5; }.consent input { width: 17px; height: 17px; accent-color: var(--red); }.consent a { border-bottom: 1px solid var(--dim); }.field-error { min-height: 20px; margin: 15px 0 0; color: #ff7168; font-size: 12px; }.form-actions { display: flex; align-items: center; justify-content: flex-end; gap: 30px; margin-top: 28px; }.form-status { min-height: 24px; margin: 26px 0 0; color: #9cadff; font-size: 13px; line-height: 1.6; }.form-status.is-error { color: #ff7168; }.form-status.is-success { color: #a8e6bf; }
.contacts__grid { display: grid; grid-template-columns: repeat(3,1fr); margin-left: 25%; border-top: 1px solid var(--line); }.contacts__grid > div { min-height: 155px; padding: 28px 22px 22px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }.contacts__grid > div:nth-child(3n+2),.contacts__grid > div:nth-child(3n+3) { padding-left: 22px; }.contacts__grid > div:nth-child(3n) { border-right: 0; }.contacts__grid span { color: var(--dim); font-size: 9px; letter-spacing: .16em; text-transform: uppercase; }.contacts__grid p { margin: 45px 0 0; font-size: 15px; }.map-placeholder { position: relative; display: grid; min-height: 350px; margin: 70px 0 0 12.5%; place-items: center; border: 1px solid var(--line); background-image: linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px); background-size: 70px 70px; color: var(--muted); font-size: 10px; letter-spacing: .15em; text-align: center; text-transform: uppercase; }.map-placeholder::after { width: 14px; height: 14px; border: 1px solid var(--red); border-radius: 50%; box-shadow: 0 0 0 12px rgba(255,48,37,.08); content: ""; }
.page-footer { display: grid; grid-template-columns: .5fr 1fr 1.6fr auto; gap: 30px; align-items: center; padding: 45px calc(var(--page-pad) + var(--rail)) 45px var(--page-pad); color: var(--dim); font-size: 10px; line-height: 1.5; letter-spacing: .08em; text-transform: uppercase; }.page-footer .brand { color: #fff; }.footer-links { display: grid; gap: 10px; text-align: right; }.footer-links a { color: #aaa; }

/* New-build landing */
.landing-page { --rail: 0px; }.landing-header { position: absolute; z-index: 10; top: 0; right: 0; left: 0; display: flex; align-items: center; justify-content: space-between; padding: 30px var(--page-pad); }.landing-header__cta { padding-bottom: 7px; border-bottom: 1px solid var(--red); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; }
.landing-hero { position: relative; display: grid; min-height: 100svh; align-content: center; overflow: hidden; padding: 130px var(--page-pad) 90px; background: radial-gradient(circle at 80% 35%,rgba(255,48,37,.16),transparent 30%),#030303; }.landing-hero::before { position: absolute; top: 15%; right: -4%; width: min(48vw,740px); aspect-ratio: 1; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; box-shadow: 0 0 0 8vw rgba(255,255,255,.012),0 0 0 16vw rgba(255,48,37,.014); content: ""; }.landing-hero__content { position: relative; z-index: 2; max-width: 1150px; }.landing-hero h1 { margin: 0; font-size: clamp(46px,6.2vw,100px); font-weight: 200; line-height: .98; letter-spacing: -.055em; text-transform: uppercase; }.landing-hero h1 em { color: var(--red); font-style: normal; }.landing-hero__actions { display: flex; align-items: center; gap: 40px; margin-top: 55px; }.landing-hero__proof { position: absolute; right: var(--page-pad); bottom: 64px; display: grid; width: min(43vw,600px); grid-template-columns: 1fr 1fr; gap: 36px; border-top: 1px solid var(--line-strong); padding-top: 20px; }.landing-hero__proof p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }.landing-hero__mark { position: absolute; top: 50%; right: 25px; color: #555; font-size: 9px; letter-spacing: .18em; transform: rotate(90deg); }.landing-hero__signal { position: absolute; top: 28%; right: 22%; width: 180px; aspect-ratio: 1; }.landing-hero__signal i { position: absolute; inset: 0; border: 1px solid rgba(255,48,37,.25); border-radius: 50%; animation: signal 4s ease-out infinite; }.landing-hero__signal i:nth-child(2) { animation-delay: 1.3s; }.landing-hero__signal i:nth-child(3) { animation-delay: 2.6s; }
.scenario-list { display: grid; grid-template-columns: repeat(3,1fr); margin-left: 25%; border-top: 1px solid var(--line); }.scenario-list article { min-height: 320px; padding: 34px 38px 30px 0; border-right: 1px solid var(--line); }.scenario-list article:not(:first-child) { padding-left: 38px; }.scenario-list article:last-child { border-right: 0; }.scenario-list span { color: var(--red); font-size: 10px; }.scenario-list h3 { margin: 80px 0 20px; font-size: clamp(23px,2.2vw,34px); font-weight: 300; }.scenario-list p { color: var(--muted); font-size: 14px; line-height: 1.7; }
.start-composition { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(40px,7vw,110px); align-items: center; margin-left: 12.5%; }.start-composition__visual { min-height: 560px; }.start-composition__visual > span { position: absolute; z-index: 2; bottom: 25px; left: 25px; color: var(--muted); font-size: 9px; letter-spacing: .18em; }.start-composition__copy .large-copy { color: #fff; font-size: clamp(25px,3vw,42px); font-weight: 300; line-height: 1.25; }.start-composition__copy > p:not(.large-copy) { margin: 32px 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.preparation-list { margin: 0 0 0 25%; padding: 0; border-top: 1px solid var(--line); list-style: none; }.preparation-list li { display: grid; grid-template-columns: 80px 1fr; padding: 32px 0; border-bottom: 1px solid var(--line); }.preparation-list span { color: var(--red); font-size: 10px; }.preparation-list h3 { margin: 0 0 15px; font-size: clamp(22px,2.1vw,32px); font-weight: 300; }.preparation-list p { max-width: 650px; margin: 0; color: var(--muted); line-height: 1.7; }
.apartment-project-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }.apartment-project-grid .media-placeholder { min-height: 430px; }.apartment-project-grid .media-placeholder > span { position: absolute; z-index: 2; bottom: 24px; left: 24px; color: var(--muted); font-size: 9px; letter-spacing: .16em; }.apartment-project-grid article:nth-child(2) { margin-top: 80px; }.apartment-project-grid article:nth-child(3) { margin-top: 160px; }.apartment-project-grid h3 { margin: 22px 0 10px; font-size: 18px; font-weight: 300; }.apartment-project-grid p { color: var(--muted); font-size: 10px; letter-spacing: .12em; }.faq-list { margin-left: 25%; border-top: 1px solid var(--line); }.faq-list details { border-bottom: 1px solid var(--line); }.faq-list summary { display: flex; min-height: 90px; align-items: center; justify-content: space-between; gap: 30px; cursor: pointer; font-size: clamp(17px,1.6vw,24px); font-weight: 300; list-style: none; }.faq-list summary::-webkit-details-marker { display: none; }.faq-list summary span { color: var(--red); font-size: 25px; font-weight: 200; transition: transform var(--fast); }.faq-list details[open] summary span { transform: rotate(45deg); }.faq-list details p { max-width: 760px; margin: 0; padding: 0 60px 32px 0; color: var(--muted); line-height: 1.7; }.consultation-form { display: grid; gap: 35px; }.consultation-form .outline-button { justify-self: start; }.landing-contacts .contacts__grid { grid-template-columns: repeat(4,1fr); }.landing-contacts .contacts__grid > div { padding-left: 22px; }.landing-contacts .contacts__grid > div:first-child { padding-left: 0; }.landing-contacts .contacts__grid > div:nth-child(3) { border-right: 1px solid var(--line); }.landing-contacts .contacts__grid > div:last-child { border-right: 0; }

.reveal-on-scroll { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease),transform .7s var(--ease); }.reveal-on-scroll.is-visible { opacity: 1; transform: translateY(0); }
@keyframes reveal { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes form-in { from { opacity: 0; transform: translateX(12px); } }
@keyframes signal { from { opacity: .55; transform: scale(.15); } to { opacity: 0; transform: scale(1); } }
@keyframes art-breathe { 0%,100% { opacity: .4; } 50% { opacity: .82; } }
@keyframes art-sheen { 0%,16% { background-position: 145% 0; opacity: 0; } 30% { opacity: .72; } 55%,100% { background-position: -75% 0; opacity: 0; } }
@keyframes orbit-travel { to { stroke-dashoffset: -1; } }
@keyframes grid-drift { from { background-position: 0 -64px,-96px 0; } to { background-position: 0 64px,96px 0; } }
@keyframes energy-flow { from { background-position: -4% -5%,4% 7%,-7% 3%; filter: saturate(.92); } to { background-position: 7% 5%,-6% -5%,8% -4%; filter: saturate(1.32); } }
@keyframes energy-ripple { 0% { opacity: 0; transform: translate(-50%,-50%) scale(.15); } 18% { opacity: .9; } 100% { opacity: 0; transform: translate(-50%,-50%) scale(5.2); } }

@media (max-width: 1180px) {
  :root { --rail: 0px; }
  .site-header { display: flex; align-items: center; justify-content: space-between; position: absolute; }
  .menu-button { position: relative; z-index: 42; display: grid; width: 44px; height: 44px; gap: 7px; place-content: center; border: 1px solid rgba(255,255,255,.24); background: rgba(0,0,0,.35); cursor: pointer; }
  .menu-button span { display: block; width: 18px; height: 1px; background: #fff; transition: transform var(--fast); }.menu-button[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }.menu-button[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .site-nav { top: 0; right: 0; bottom: 0; display: flex; width: min(460px,100%); height: 100svh; visibility: hidden; align-items: flex-start; justify-content: center; gap: 26px; padding: 100px 50px 60px; background: #090909; opacity: 0; transform: translateX(100%); transition: transform .45s var(--ease),opacity .3s ease,visibility 0s .45s; writing-mode: initial; }
  .site-nav::before { display: none; }.site-nav a { font-size: 16px; }.site-nav__index { margin-bottom: 12px; }
  .site-nav__cabinet { margin-top: 6px; padding: 14px 18px; border: 1px solid rgba(170,183,255,.55); }
  .site-header.menu-open .site-nav { visibility: visible; opacity: 1; transform: translateX(0); transition-delay: 0s; }.nav-backdrop { position: fixed; z-index: 25; inset: 0; display: block; background: rgba(0,0,0,.7); cursor: default; opacity: 0; pointer-events: none; transition: opacity .3s ease; }.site-header.menu-open .nav-backdrop { opacity: 1; pointer-events: auto; }
  .hero__principles { right: var(--page-pad); }.hero__footer { right: 3.4vw; }
  .section__heading { grid-template-columns: .35fr 1fr; }.section__heading .section__intro { grid-column: 2; }.services__layout { grid-template-columns: 1fr .85fr; }.editorial-grid,.advantage-list,.about__lead,.step-form,.consultation-form,.contacts__grid,.faq-list,.preparation-list { margin-left: 16%; }
  .about__columns { grid-template-columns: repeat(2,1fr); }.about__columns article:nth-child(2) { border-right: 0; }.about__columns article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 820px) {
  :root { --section-space: 90px; }
  .section__heading { display: block; }.section__heading .eyebrow { padding-top: 0; }.section__heading .section__intro { margin-top: 28px; }.section h2 { font-size: clamp(46px,12vw,82px); }
  .hero__principles,.hero__footer nav { display: none; }.hero__footer { grid-template-columns: 1fr auto; }.hero__content { width: min(52vw,580px); }
  .services__layout { grid-template-columns: 1fr; }.service-media { min-height: 430px; }.editorial-grid,.advantage-list,.about__lead,.step-form,.consultation-form,.contacts__grid,.faq-list,.preparation-list { margin-left: 0; }
  .project { grid-template-columns: .65fr 1.35fr; }.project__details { grid-column: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }.project__details a { grid-column: 1/-1; }
  .advantage-list li { grid-template-columns: 50px 1fr; }.advantage-list p { grid-column: 2; }.engineering-feature { margin-left: 0; }
  .process-line { grid-template-columns: repeat(3,1fr); row-gap: 30px; }.process-line::before,.process-line::after { display: none; }.process-line li { min-height: 150px; border-top: 1px solid var(--line); }.process-line li::before { top: -6px; }
  .contacts__grid { grid-template-columns: repeat(2,1fr); }.contacts__grid > div:nth-child(3n) { border-right: 1px solid var(--line); }.contacts__grid > div:nth-child(even) { border-right: 0; padding-left: 22px; }.contacts__grid > div:nth-child(odd) { padding-left: 0; }.map-placeholder { margin-left: 0; }.page-footer { grid-template-columns: 1fr 1fr; }.page-footer a:last-child { text-align: left; }
  .landing-hero__proof { position: relative; right: auto; bottom: auto; width: 100%; max-width: 600px; margin-top: 80px; }.landing-hero__mark { display: none; }.scenario-list { grid-template-columns: 1fr; margin-left: 0; }.scenario-list article { min-height: 0; padding: 30px 0; border-right: 0; border-bottom: 1px solid var(--line); }.scenario-list article:not(:first-child) { padding-left: 0; }.scenario-list h3 { margin: 42px 0 16px; }.start-composition { grid-template-columns: 1fr; margin-left: 0; }.start-composition__visual { min-height: 430px; }.apartment-project-grid { grid-template-columns: 1fr 1fr; }.apartment-project-grid article:nth-child(2) { margin-top: 60px; }.apartment-project-grid article:nth-child(3) { margin-top: 0; }.landing-contacts .contacts__grid { grid-template-columns: repeat(2,1fr); }.landing-contacts .contacts__grid > div:nth-child(2) { border-right: 0; }.landing-contacts .contacts__grid > div:nth-child(3) { padding-left: 0; }
}

@media (max-width: 560px) {
  :root { --page-pad: 24px; --section-space: 76px; }
  .site-header,.landing-header { padding-top: 22px; }
  .hero { min-height: 760px; }.hero__background,.hero__particles,.hero__art-grid,.hero__art-flow,.hero__art-pulse,.hero__art-sheen,.hero__art-ripple { object-position: 62% center; }.hero__particles,.hero__art-grid,.hero__art-flow,.hero__art-pulse,.hero__art-sheen,.hero__art-ripple { -webkit-mask-position: 62% center; mask-position: 62% center; }.hero__orbits { transform: translateX(-25%); }.hero__shade { background: linear-gradient(90deg,rgba(0,0,0,.76),rgba(0,0,0,.2)),linear-gradient(0deg,rgba(0,0,0,.6),transparent 34%); }.hero__content { top: 46%; width: calc(100% - 48px); }.hero h1 { font-size: clamp(43px,13.5vw,66px); }.hero__content p { font-size: 10px; }.hero__footer { right: 24px; left: 24px; }.hero__footer-left p { display: none; }
  .section__heading { margin-bottom: 52px; }.section h2 { font-size: clamp(42px,13vw,66px); }.section__intro { font-size: 13px; }.service-row { grid-template-columns: 38px 1fr auto; min-height: 78px; }.service-row strong { font-size: 16px; }.service-media { min-height: 340px; }.service-media figcaption { right: 18px; bottom: 18px; left: 18px; display: block; }.service-media figcaption small { display: block; margin-top: 12px; text-align: left; }
  .editorial-grid { grid-template-columns: 1fr; }.editorial-grid article,.editorial-grid article:nth-child(even) { min-height: 0; padding: 30px 0; border-right: 0; }.editorial-grid h3 { margin: 42px 0 15px; }
  .project { display: block; padding: 45px 0; }.project__meta { margin-bottom: 30px; }.project h3 { margin: 25px 0 16px; }.project__visual { min-height: 270px; }.project__details { display: grid; margin-top: 30px; }.project__details a { grid-column: 1/-1; }
  .advantage-list li { grid-template-columns: 38px 1fr; }.advantage-list h3 { font-size: 19px; }.engineering-feature { min-height: 370px; padding: 28px; }.engineering-feature h3 { margin-top: 80px; }
  .process-line { grid-template-columns: 1fr; padding-left: 18px; }.process-line li { min-height: 115px; padding: 30px 0 10px 30px; border-top: 0; border-left: 1px solid var(--line); }.process-line li::before { top: 31px; left: -6px; }.process-line p { max-width: none; margin-top: 15px; }
  .about__lead { margin-bottom: 65px; }.about__lead p { font-size: 27px; }.about__columns { grid-template-columns: 1fr; }.about__columns article,.about__columns article:not(:first-child) { min-height: 0; padding: 28px 0; border-right: 0; border-bottom: 1px solid var(--line); }.about__columns h3 { margin-bottom: 28px; }
  .choice-grid { grid-template-columns: 1fr; }.choice-grid span { min-height: 62px; }.form-step { min-height: 310px; }.field-pair { grid-template-columns: 1fr; }.form-actions { justify-content: space-between; }.form-actions .outline-button { min-height: 54px; padding: 0 18px; }.contacts__grid,.landing-contacts .contacts__grid { grid-template-columns: 1fr; }.contacts__grid > div,.contacts__grid > div:nth-child(n),.landing-contacts .contacts__grid > div:nth-child(n) { min-height: 120px; padding: 25px 0; border-right: 0; }.contacts__grid p { margin-top: 30px; }.map-placeholder { min-height: 260px; background-size: 45px 45px; }.page-footer { grid-template-columns: 1fr; padding-right: var(--page-pad); }
  .landing-header__cta { font-size: 9px; }.landing-hero { min-height: 800px; padding-top: 130px; align-content: start; }.landing-hero h1 { font-size: clamp(37px,10.9vw,55px); line-height: 1.02; }.landing-hero__actions { align-items: flex-start; flex-direction: column; gap: 28px; margin-top: 42px; }.landing-hero__proof { grid-template-columns: 1fr; gap: 18px; margin-top: 60px; }.landing-hero__signal { right: -30px; }.start-composition__visual { min-height: 340px; }.preparation-list li { grid-template-columns: 48px 1fr; }.apartment-project-grid { grid-template-columns: 1fr; }.apartment-project-grid article:nth-child(n) { margin-top: 0; }.apartment-project-grid article + article { margin-top: 50px; }.apartment-project-grid .media-placeholder { min-height: 340px; }.faq-list summary { min-height: 78px; font-size: 16px; }.faq-list details p { padding-right: 0; }
}

@media (max-width: 360px) {
  .section h2 { font-size: 36px; }
  .landing-hero h1 { font-size: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .hero__particles,.orbit-runner,.landing-hero__signal { display: none; }
  .reveal-on-scroll { opacity: 1; transform: none; }
}

/* Corporate homepage refinement */
body { color: var(--text-primary); font-size: 16px; line-height: 1.55; }
.section { padding-right: var(--page-pad); }
.eyebrow { color: var(--text-muted); font-size: 12px; }
.section__intro, .editorial-grid p, .advantage-list p, .about__columns p, .engineering-feature > p:not(.eyebrow) { color: var(--text-secondary); font-size: 15px; line-height: 1.65; }
.reveal-on-scroll { opacity: 1; transform: none; }

.site-header { position: absolute; z-index: 100; display: flex; align-items: center; justify-content: space-between; padding: 32px var(--page-pad); }
.site-header .brand { position: relative; z-index: 102; }
.menu-button { position: fixed; z-index: 102; top: 34px; right: clamp(28px,3.4vw,52px); display: inline-flex; min-width: 112px; min-height: 48px; align-items: center; justify-content: space-between; gap: 22px; padding: 0 17px; border: 1px solid rgba(255,255,255,.35); background: rgba(3,3,3,.74); color: #fff; cursor: pointer; font-size: 13px; letter-spacing: .15em; text-transform: uppercase; backdrop-filter: blur(12px); transition: border-color var(--fast),background var(--fast); }
.menu-button:hover { border-color: #fff; background: rgba(125,16,12,.5); }
.menu-button i { color: var(--red); font-size: 22px; font-style: normal; font-weight: 200; line-height: 1; transition: transform .35s var(--ease); }
.menu-button [data-menu-label] { display: inline; width: auto; height: auto; background: none; transform: none; }
.menu-button[aria-expanded="true"] i { transform: rotate(45deg); }
.site-nav { position: fixed; z-index: 101; inset: 0; display: block; width: auto; height: 100svh; visibility: hidden; overflow-y: auto; padding: 0; background: rgba(3,3,3,.97); opacity: 0; transform: none; transition: opacity .35s ease,visibility 0s .35s; writing-mode: initial; }
.site-nav::before { position: absolute; top: -18vh; right: -8vw; display: block; width: min(54vw,780px); height: min(54vw,780px); border: 1px solid rgba(243,38,28,.18); border-radius: 50%; background: radial-gradient(circle at 36% 58%,rgba(243,38,28,.16),transparent 58%); box-shadow: 0 0 0 8vw rgba(255,255,255,.012),0 0 0 16vw rgba(243,38,28,.012); content: ""; }
.site-header.menu-open .site-nav { visibility: visible; opacity: 1; transition-delay: 0s; }
.site-nav__inner { position: relative; z-index: 1; display: grid; min-height: 100%; width: min(100%,1640px); margin: 0 auto; align-content: center; padding: clamp(100px,12vh,150px) var(--page-pad) clamp(45px,7vh,80px); }
.site-nav__caption { margin: 0 0 clamp(24px,4vh,48px); color: var(--text-muted); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; }
.site-nav__links { display: grid; width: min(100%,1050px); }
.site-nav__links a { display: grid; min-height: clamp(66px,9vh,104px); grid-template-columns: 58px 1fr; align-items: center; border-bottom: 1px solid var(--line); color: var(--text-primary); text-transform: uppercase; }
.site-nav__links a:first-child { border-top: 1px solid var(--line); }
.site-nav__links span { color: var(--red); font-size: 12px; letter-spacing: .16em; }
.site-nav__links strong { font-size: clamp(38px,5vw,72px); font-weight: 200; line-height: 1; letter-spacing: -.035em; transition: color var(--fast),transform var(--fast); }
.site-nav__links a:hover strong, .site-nav__links a:focus-visible strong, .site-nav__links a.is-active strong { color: var(--red); transform: translateX(10px); }
.site-nav__actions { display: flex; align-items: center; gap: clamp(24px,4vw,58px); margin-top: clamp(28px,5vh,54px); }
.site-nav__landing { padding-bottom: 9px; border-bottom: 1px solid var(--red); color: var(--text-primary) !important; font-size: 13px !important; letter-spacing: .15em; text-transform: uppercase; }
.site-nav__landing span { color: var(--red); }
.site-nav__cabinet { padding: 12px 18px; border: 1px solid rgba(82,109,255,.7); color: var(--text-primary) !important; font-size: 13px !important; letter-spacing: .15em; text-transform: uppercase; transition: border-color var(--fast),background var(--fast); }
.site-nav__cabinet span { color: #8da0ff; }
.site-nav__cabinet:hover, .site-nav__cabinet:focus-visible { border-color: #8da0ff; background: rgba(82,109,255,.12); }

.hero__content { width: min(48vw,720px); }
.hero__content > * { opacity: 1; animation: none; }
.hero__content > p:not(.hero__location) { margin-bottom: 7px; }
.hero__content .hero__location { max-width: 510px; margin: 0 0 34px; color: var(--text-secondary); font-size: clamp(14px,1.08vw,17px); letter-spacing: .015em; line-height: 1.5; text-transform: none; }
.hero__cta { min-height: 56px; border-color: rgba(255,255,255,.84); }
.hero__cta:hover, .hero__cta:focus-visible { border-color: var(--red); background: rgba(243,38,28,.16); }
.hero__content > :nth-child(6) { animation-delay: .52s; }

.services__layout { grid-template-columns: minmax(0,1fr) minmax(390px,.95fr); }
.service-row { min-height: 76px; color: var(--text-secondary); }
.service-row > span, .service-row i { font-size: 12px; }
.service-media { min-height: auto; aspect-ratio: 1 / 1.06; background: var(--surface-raised); }
.service-media > img { background: var(--surface-raised); transition: opacity .42s ease,transform .52s var(--ease); }
.service-media.is-switching > img { opacity: 0; transform: scale(1.025); }
.service-media figcaption small { color: var(--text-secondary); font-size: 12px; }
.services > .outline-button { border-color: rgba(243,38,28,.72); }

.editorial-grid article { min-height: 250px; padding-top: 30px; padding-bottom: 32px; }
.editorial-grid h3 { margin-top: 40px; }

.project-teaser { display: grid; min-height: 470px; grid-template-columns: 1.1fr .9fr; border: 1px solid var(--line); background: #070707; }
.project-teaser__graphic { position: relative; min-height: 470px; overflow: hidden; background: radial-gradient(circle at 65% 48%,rgba(243,38,28,.26),transparent 32%),linear-gradient(135deg,#090909,#030303); }
.project-teaser__graphic::before { position: absolute; top: 13%; left: 14%; width: 58%; aspect-ratio: 1; border: 1px solid rgba(255,255,255,.16); content: ""; transform: rotate(28deg) skew(-12deg); }
.project-teaser__graphic::after { position: absolute; right: 8%; bottom: -22%; width: 62%; aspect-ratio: 1; border: 1px solid rgba(243,38,28,.48); content: ""; transform: rotate(48deg); }
.project-teaser__graphic i { position: absolute; display: block; height: 1px; background: linear-gradient(90deg,transparent,var(--red),transparent); transform: rotate(-28deg); }
.project-teaser__graphic i:nth-child(1) { top: 28%; left: 6%; width: 76%; }.project-teaser__graphic i:nth-child(2) { top: 49%; left: 18%; width: 62%; }.project-teaser__graphic i:nth-child(3) { top: 68%; left: 30%; width: 48%; background: linear-gradient(90deg,transparent,var(--blue),transparent); }
.project-teaser__copy { display: grid; align-content: center; padding: clamp(34px,6vw,90px); border-left: 1px solid var(--line); }
.project-teaser__copy h3 { max-width: 540px; margin: 25px 0; font-size: clamp(30px,3.6vw,58px); font-weight: 200; line-height: 1.05; }
.project-teaser__copy > p:last-child { max-width: 520px; margin: 0; color: var(--text-secondary); font-size: 16px; line-height: 1.65; }

.advantage-list { margin-bottom: clamp(60px,7vw,100px); }
.engineering-feature { min-height: 390px; }
.engineering-feature h3 { margin-top: 70px; }
.process-line { grid-template-columns: repeat(3,1fr); gap: 0; }
.process-line::before { top: 0; height: 100%; background: none; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.process-line::after { top: 0; }
.process-line li { min-height: 190px; padding: 36px 32px 30px 0; border-bottom: 1px solid var(--line); opacity: 1; }
.process-line li:nth-child(-n+3) { border-top: 0; }
.process-line li:not(:nth-child(3n+1)) { padding-left: 32px; border-left: 1px solid var(--line); }
.process-line li::before { top: -6px; }
.process-line li:nth-child(n+4)::before { top: -6px; }
.process-line h3 { max-width: 300px; margin: 40px 0 0; font-size: clamp(19px,1.65vw,27px); font-weight: 300; line-height: 1.28; }

.about__lead { margin-bottom: clamp(60px,7vw,100px); }
.about__columns { grid-template-columns: repeat(3,1fr); }
.about__columns article { min-height: 230px; }
.about__columns article > span { color: var(--red); font-size: 12px; letter-spacing: .15em; }
.about__columns h3 { margin: 42px 0 20px; font-size: 20px; font-weight: 300; }
.step-form { min-height: 490px; }
.form-step { min-height: 270px; }
.form-progress { font-size: 12px; }
.choice-grid span { min-height: 82px; color: var(--text-secondary); }
.form-actions { justify-content: space-between; }
.contacts { min-height: 520px; }
.contacts .section__heading { margin-bottom: 50px; }
.contacts .outline-button { margin-left: 25%; }
.page-footer { grid-template-columns: .6fr 1fr auto; padding-right: var(--page-pad); color: var(--text-muted); font-size: 11px; }

@media (max-width: 1024px) {
  .site-header { padding-top: 24px; }
  .menu-button { top: 22px; right: 22px; }
  .section__heading { grid-template-columns: .35fr 1fr; }
  .section__heading .section__intro { grid-column: 2; }
  .services__layout { grid-template-columns: 1fr .9fr; gap: 42px; }
  .editorial-grid, .advantage-list, .about__lead, .step-form { margin-left: 12%; }
  .project-teaser { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --section-space: clamp(76px,12vw,100px); }
  .site-nav__inner { align-content: start; padding-top: 98px; }
  .site-nav__caption { margin-bottom: 18px; }
  .site-nav__links strong { font-size: clamp(29px,7vw,46px); }
  .site-nav__links a { min-height: 64px; }
  .hero { min-height: 780px; }
  .hero__content { top: 46%; width: min(68vw,560px); }
  .hero__principles, .hero__footer nav { display: none; }
  .hero__footer { right: var(--page-pad); }
  .services__layout { grid-template-columns: 1fr; }
  .service-media { aspect-ratio: 4 / 3; }
  .editorial-grid, .advantage-list, .about__lead, .step-form { margin-left: 0; }
  .project-teaser { grid-template-columns: 1fr; }
  .project-teaser__graphic { min-height: 340px; }
  .project-teaser__copy { border-top: 1px solid var(--line); border-left: 0; }
  .advantage-list li { grid-template-columns: 52px 1fr; }
  .advantage-list p { grid-column: 2; }
  .process-line { grid-template-columns: repeat(2,1fr); }
  .process-line li:not(:nth-child(3n+1)) { padding-left: 0; border-left: 0; }
  .process-line li:nth-child(even) { padding-left: 28px; border-left: 1px solid var(--line); }
  .about__columns { grid-template-columns: 1fr; }
  .about__columns article, .about__columns article:not(:first-child) { min-height: 0; padding: 30px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .contacts .outline-button { margin-left: 0; }
  .page-footer { grid-template-columns: 1fr 1fr; }
  .page-footer .footer-links { grid-column: 2; grid-row: 1 / span 2; }
}

@media (max-width: 560px) {
  body { font-size: 15px; }
  .site-header { padding: 20px var(--page-pad); }
  .menu-button { top: 18px; right: 18px; min-width: 104px; min-height: 46px; font-size: 12px; }
  .site-nav__inner { padding-right: 22px; padding-left: 22px; }
  .site-nav__links a { min-height: 60px; grid-template-columns: 42px 1fr; }
  .site-nav__links strong { font-size: clamp(26px,8.4vw,38px); }
  .site-nav__landing { font-size: 12px !important; }
  .site-nav__actions { align-items: flex-start; flex-direction: column; gap: 20px; }
  .site-nav__cabinet { font-size: 12px !important; }
  .hero { min-height: 760px; }
  .hero__background, .hero__particles, .hero__art-grid, .hero__art-flow, .hero__art-pulse, .hero__art-sheen, .hero__art-ripple { object-position: 68% center; }
  .hero__particles, .hero__art-grid, .hero__art-flow, .hero__art-pulse, .hero__art-sheen, .hero__art-ripple { -webkit-mask-position: 68% center; mask-position: 68% center; }
  .hero__shade { background: linear-gradient(90deg,rgba(0,0,0,.8),rgba(0,0,0,.22)),linear-gradient(0deg,rgba(0,0,0,.7),transparent 45%); }
  .hero__content { top: 45%; width: calc(100% - 48px); }
  .hero h1 { font-size: clamp(42px,13vw,62px); }
  .hero__content > p:not(.hero__location) { font-size: 12px; }
  .hero__content .hero__location { max-width: 290px; font-size: 14px; }
  .hero__cta { width: min(290px,100%); }
  .section h2 { font-size: clamp(39px,12vw,62px); }
  .section__intro { font-size: 15px; }
  .service-row { min-height: 68px; }
  .service-row strong { font-size: 16px; }
  .service-media { aspect-ratio: 1 / 1.05; }
  .editorial-grid article, .editorial-grid article:nth-child(even) { padding: 30px 0; }
  .project-teaser__graphic { min-height: 270px; }
  .project-teaser__copy { padding: 30px 24px; }
  .process-line { grid-template-columns: 1fr; padding-left: 16px; }
  .process-line::before, .process-line::after { display: none; }
  .process-line li, .process-line li:not(:nth-child(3n+1)), .process-line li:nth-child(even) { min-height: 112px; padding: 25px 0 24px 28px; border-top: 0; border-right: 0; border-bottom: 0; border-left: 1px solid var(--line); }
  .process-line li::before, .process-line li:nth-child(n+4)::before { top: 29px; left: -6px; }
  .process-line h3 { margin-top: 18px; font-size: 18px; }
  .about__lead p { font-size: clamp(25px,7.8vw,36px); }
  .choice-grid { grid-template-columns: 1fr; }
  .form-step { min-height: 340px; }
  .step-form { min-height: 560px; }
  .form-actions .outline-button { flex: 1; justify-content: space-between; }
  .page-footer { grid-template-columns: 1fr; gap: 18px; }
  .page-footer .footer-links { grid-column: 1; grid-row: auto; text-align: left; }
}

@media (max-width: 360px) {
  :root { --page-pad: 20px; }
  .menu-button { right: 14px; min-width: 98px; padding: 0 13px; }
  .brand { font-size: 18px; }
  .site-nav__links strong { font-size: 25px; }
  .hero h1 { font-size: 41px; }
  .hero__cta { padding-right: 22px; padding-left: 22px; }
  .section h2 { font-size: 36px; }
}