:root {
  --blue: #3e6fd0;
  --blue-dark: #2856b2;
  --black: #0d0d0d;
  --graphite: #181818;
  --gray-900: #252525;
  --gray-700: #55585d;
  --gray-500: #8a8d93;
  --gray-300: #d6d8dc;
  --gray-200: #e8e9eb;
  --gray-100: #f4f5f6;
  --white: #ffffff;
  --line: rgba(13, 13, 13, .14);
  --line-light: rgba(255, 255, 255, .18);
  --gutter: clamp(20px, 3.4vw, 64px);
  --section: clamp(82px, 9vw, 158px);
  --header-h: 88px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { min-width: 320px; scroll-behavior: smooth; overflow-x: clip; }
body { margin: 0; min-width: 320px; overflow-x: clip; color: var(--black); background: var(--white); font-family: "Montserrat", Arial, sans-serif; font-weight: 400; }
body.menu-open, body.modal-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
img { object-fit: cover; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; cursor: pointer; }
p { margin: 0; color: var(--gray-700); font-size: clamp(14px, 1.05vw, 17px); line-height: 1.65; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -.045em; }
h1 { font-size: clamp(50px, 7.3vw, 126px); line-height: .93; }
h2 { font-size: clamp(38px, 5.2vw, 86px); line-height: .98; }
h3 { font-size: clamp(22px, 2vw, 34px); line-height: 1.08; }
::selection { color: var(--white); background: var(--blue); }

.skip-link { position: fixed; z-index: 1000; top: 10px; left: 10px; padding: 12px 18px; background: var(--blue); color: var(--white); transform: translateY(-150%); }
.skip-link:focus { transform: none; }
.hp-field { position: absolute !important; left: -9999px !important; opacity: 0 !important; pointer-events: none !important; }
.section-pad { padding: var(--section) var(--gutter); }
.section-label { display: inline-block; margin-bottom: 24px; color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.section-label--light { color: rgba(255, 255, 255, .65); }
.index-number { color: var(--gray-500); font-size: 11px; font-weight: 600; letter-spacing: .14em; }

.button { min-height: 58px; padding: 17px 24px; border: 1px solid transparent; border-radius: 0; display: inline-flex; align-items: center; justify-content: center; gap: 28px; font-size: 13px; font-weight: 700; transition: background .25s, color .25s, border-color .25s, transform .25s var(--ease); }
.button:hover { transform: translateY(-2px); }
.button--primary { color: var(--white); background: var(--blue); }
.button--primary:hover { background: var(--blue-dark); }
.button--white { color: var(--black); background: var(--white); }
.button--white:hover { background: var(--gray-100); }
.button--ghost { border-color: var(--line); background: transparent; }
.button--compact { min-height: 46px; padding: 12px 18px; }
.button--wide { width: 100%; justify-content: space-between; }
.button i { font-style: normal; font-size: 18px; font-weight: 400; }
.link-arrow, .link-button { display: inline-flex; align-items: center; gap: 16px; padding: 0 0 7px; border: 0; border-bottom: 1px solid currentColor; background: none; font-size: 13px; font-weight: 700; }
.link-arrow span, .link-button span { transition: transform .25s var(--ease); }
.link-arrow:hover span, .link-button:hover span { transform: translateX(5px); }
.link-arrow--light { color: var(--white); }
.round-action { width: 52px; height: 52px; flex: 0 0 52px; border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; background: transparent; font-size: 19px; transition: .25s; }
.round-action:hover { color: var(--white); border-color: var(--blue); background: var(--blue); transform: rotate(45deg); }
.back-link { display: inline-flex; margin-bottom: 38px; color: var(--gray-700); font-size: 12px; font-weight: 600; }

/* Header */
.site-header { position: fixed; inset: 0 0 auto; z-index: 100; transition: background .3s, border-color .3s; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(18px); }
.site-header__inner { min-height: var(--header-h); padding: 0 var(--gutter); display: flex; align-items: center; gap: clamp(24px, 3vw, 60px); }
.site-brand { display: flex; align-items: center; gap: 20px; flex: 0 0 auto; }
.site-brand img { width: 116px; height: auto; }
.site-brand span { padding-left: 20px; border-left: 1px solid var(--line); color: var(--gray-700); font-size: 9px; font-weight: 600; line-height: 1.35; letter-spacing: .09em; text-transform: uppercase; }
.desktop-nav { margin-left: auto; display: flex; align-items: center; gap: clamp(18px, 2vw, 36px); }
.desktop-nav a { position: relative; padding: 34px 0 31px; color: var(--gray-700); font-size: 12px; font-weight: 600; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 22px; height: 2px; background: var(--blue); transition: right .25s var(--ease); }
.desktop-nav a:hover::after, .desktop-nav a.is-active::after { right: 0; }
.site-header__actions { display: flex; align-items: center; gap: 20px; }
.header-phone { white-space: nowrap; font-size: 12px; font-weight: 700; }
.menu-toggle { display: none; width: 48px; height: 48px; border: 1px solid var(--line); background: transparent; position: relative; }
.menu-toggle span { position: absolute; left: 13px; right: 13px; height: 1px; background: currentColor; }
.menu-toggle span:first-child { top: 18px; }
.menu-toggle span:last-child { top: 27px; }
.has-overlay-header .site-header:not(.is-scrolled) { border-color: rgba(255,255,255,.2); background: transparent; backdrop-filter: none; }
.has-overlay-header .site-header:not(.is-scrolled) .site-brand img { filter: brightness(0) invert(1); }
.has-overlay-header .site-header:not(.is-scrolled) .site-brand span { color: rgba(255,255,255,.7); border-color: rgba(255,255,255,.25); }
.has-overlay-header .site-header:not(.is-scrolled) .desktop-nav a,
.has-overlay-header .site-header:not(.is-scrolled) .header-phone { color: var(--white); }
.has-overlay-header .site-header:not(.is-scrolled) .desktop-nav a::after { background: var(--white); }

.mobile-menu { position: fixed; inset: 0; z-index: 120; padding: 28px var(--gutter); display: flex; flex-direction: column; color: var(--white); background: var(--black); opacity: 0; visibility: hidden; transform: translateY(-12px); transition: .3s var(--ease); }
.mobile-menu.is-open { opacity: 1; visibility: visible; transform: none; }
.mobile-menu__head { display: flex; align-items: center; justify-content: space-between; }
.mobile-menu__head img { width: 116px; }
.mobile-menu__close { width: 48px; height: 48px; border: 1px solid rgba(255,255,255,.25); background: none; position: relative; }
.mobile-menu__close span { position: absolute; left: 12px; right: 12px; top: 23px; height: 1px; background: var(--white); }
.mobile-menu__close span:first-child { transform: rotate(45deg); }
.mobile-menu__close span:last-child { transform: rotate(-45deg); }
.mobile-menu__nav { margin-top: clamp(48px, 8vh, 100px); }
.mobile-menu__nav a { padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,.18); display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 10px; }
.mobile-menu__nav small { color: rgba(255,255,255,.4); font-size: 10px; }
.mobile-menu__nav span { font-size: clamp(28px, 7vw, 50px); font-weight: 500; letter-spacing: -.045em; }
.mobile-menu__nav i { font-style: normal; font-size: 24px; }
.mobile-menu__contacts { margin-top: auto; display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.mobile-menu__contacts > a { color: rgba(255,255,255,.72); font-size: 14px; }
.mobile-menu__contacts .button { width: 100%; margin-top: 12px; }

/* Home hero */
.hero-home { min-height: max(720px, 100svh); position: relative; display: grid; grid-template-rows: 1fr auto; color: var(--white); background: var(--black); overflow: hidden; }
.hero-home__media, .hero-home__shade, .hero-home__grid { position: absolute; inset: 0; }
.hero-home__media img { width: 100%; height: 100%; }
.hero-home__shade { background: linear-gradient(90deg, rgba(4,6,10,.84) 0%, rgba(4,6,10,.52) 53%, rgba(4,6,10,.18) 100%), linear-gradient(0deg, rgba(4,6,10,.7) 0%, transparent 45%); }
.hero-home__grid { opacity: .22; background-image: linear-gradient(to right, rgba(255,255,255,.16) 1px, transparent 1px); background-size: calc((100vw - (var(--gutter) * 2)) / 6) 100%; background-position: var(--gutter) 0; pointer-events: none; }
.hero-home__content { z-index: 1; align-self: center; max-width: 1320px; padding: calc(var(--header-h) + 70px) var(--gutter) 70px; }
.hero-home__location { margin-bottom: 28px; color: rgba(255,255,255,.68); font-size: 11px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.hero-home h1 { max-width: 1240px; font-size: clamp(52px, 7.4vw, 128px); }
.hero-home__subtitle { max-width: 730px; margin-top: 32px; color: rgba(255,255,255,.74); font-size: clamp(16px, 1.35vw, 21px); line-height: 1.55; }
.hero-home__actions { margin-top: 38px; display: flex; align-items: center; flex-wrap: wrap; gap: 28px; }
.hero-proof { z-index: 1; margin: 0 var(--gutter); border-top: 1px solid rgba(255,255,255,.28); display: grid; grid-template-columns: repeat(3, 1fr); }
.hero-proof > div { min-height: 130px; padding: 28px 34px 28px 0; display: grid; grid-template-columns: minmax(130px, .65fr) minmax(180px, 1fr); align-items: start; gap: 28px; }
.hero-proof > div + div { padding-left: 34px; border-left: 1px solid rgba(255,255,255,.22); }
.hero-proof strong { font-size: clamp(20px, 2vw, 30px); font-weight: 600; letter-spacing: -.04em; }
.hero-proof span { color: rgba(255,255,255,.58); font-size: 12px; line-height: 1.55; }

/* Section headers */
.section-head { margin-bottom: clamp(48px, 6vw, 96px); display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(300px, .45fr); align-items: end; gap: clamp(40px, 8vw, 150px); }
.section-head h2 { max-width: 1160px; }
.section-head__aside { padding-bottom: 8px; }
.section-head__aside p { max-width: 510px; }
.section-head__aside .link-arrow { margin-top: 26px; }
.section-head--light { color: var(--white); }
.section-head--light p { color: rgba(255,255,255,.62); }

/* Building index */
.intent-section { background: var(--white); }
.building-index { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.building-index__item { min-width: 0; padding: clamp(24px, 2.8vw, 48px) 0; border-bottom: 1px solid var(--line); }
.building-index__item:nth-child(odd) { padding-right: clamp(18px, 2.2vw, 42px); border-right: 1px solid var(--line); }
.building-index__item:nth-child(even) { padding-left: clamp(18px, 2.2vw, 42px); }
.building-index__media { height: clamp(260px, 28vw, 520px); display: block; overflow: hidden; background: var(--gray-100); }
.building-index__media img { width: 100%; height: 100%; transition: transform .7s var(--ease); }
.building-index__item:hover img { transform: scale(1.025); }
.building-index__body { padding-top: 24px; display: grid; grid-template-columns: 44px 1fr 52px; gap: 18px; align-items: start; }
.building-index__body h3 { max-width: 560px; }
.building-index__body p { max-width: 590px; margin-top: 14px; font-size: 13px; }

/* Projects showcase */
.projects-showcase { color: var(--white); background: var(--black); }
.project-editorial { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(28px, 4vw, 72px) clamp(18px, 2.5vw, 42px); }
.project-editorial__item--lead { grid-column: 1 / -1; }
.project-editorial__media { height: clamp(330px, 35vw, 650px); position: relative; display: block; overflow: hidden; background: var(--graphite); }
.project-editorial__item--lead .project-editorial__media { height: clamp(480px, 62vw, 900px); }
.project-editorial__media img { width: 100%; height: 100%; transition: transform .8s var(--ease); }
.project-editorial__item:hover img { transform: scale(1.02); }
.project-editorial__media > span { position: absolute; top: 18px; left: 18px; padding: 10px 13px; color: var(--black); background: var(--white); font-size: 9px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.project-editorial__meta { padding-top: 20px; display: flex; justify-content: space-between; gap: 24px; }
.project-editorial__meta h3 { max-width: 760px; font-size: clamp(20px, 2.2vw, 38px); }
.project-editorial__meta span { color: rgba(255,255,255,.45); font-size: 11px; white-space: nowrap; }
.tour-cta { margin-top: clamp(60px, 7vw, 110px); padding-top: 32px; border-top: 1px solid var(--line-light); display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.tour-cta p { max-width: 650px; color: rgba(255,255,255,.62); }

/* Process */
.full-cycle { background: var(--gray-100); }
.cycle-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.cycle-list li { min-height: 150px; padding: 30px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 90px minmax(260px, .7fr) minmax(300px, 1.3fr); align-items: start; gap: clamp(30px, 6vw, 120px); }
.cycle-list li > span { color: var(--blue); font-size: 11px; font-weight: 700; }
.cycle-list h3 { max-width: 420px; }
.cycle-list p { max-width: 700px; }
.cycle-list--compact li { min-height: 120px; grid-template-columns: 70px minmax(170px, .7fr) minmax(220px, 1.3fr); }

/* No price */
.no-price { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr); gap: clamp(60px, 10vw, 180px); color: var(--white); background: var(--blue); }
.no-price__statement { max-width: 960px; }
.no-price__statement p { max-width: 780px; margin-top: 30px; color: rgba(255,255,255,.72); }
.no-price__statement .button { margin-top: 38px; }
.cost-factors { align-self: center; border-top: 1px solid rgba(255,255,255,.28); }
.cost-factors > div { min-height: 78px; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,.28); display: grid; grid-template-columns: 48px 1fr; align-items: center; gap: 18px; }
.cost-factors span { color: rgba(255,255,255,.46); font-size: 10px; }
.cost-factors p { color: var(--white); font-size: 13px; font-weight: 600; line-height: 1.4; }

/* Tech preview */
.technology-preview { background: var(--white); }
.technology-rail { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.technology-rail__item { min-width: 0; padding: 28px clamp(18px, 2.2vw, 38px) 0; border-right: 1px solid var(--line); }
.technology-rail__item:first-child { padding-left: 0; }
.technology-rail__item:last-child { padding-right: 0; border-right: 0; }
.technology-rail__image { height: clamp(230px, 24vw, 430px); margin-bottom: 26px; overflow: hidden; }
.technology-rail__image img { width: 100%; height: 100%; transition: transform .7s var(--ease); }
.technology-rail__item:hover img { transform: scale(1.03); }
.technology-rail__item > span { color: var(--gray-500); font-size: 10px; }
.technology-rail h3 { margin-top: 24px; font-size: clamp(21px, 1.8vw, 31px); }
.technology-rail p { margin-top: 16px; font-size: 13px; }

/* Lead / forms */
.lead-section { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr); gap: clamp(70px, 11vw, 190px); background: var(--gray-100); }
.lead-section__copy p { max-width: 680px; margin-top: 28px; }
.lead-section__phone { display: block; margin-top: 52px; font-size: clamp(28px, 4vw, 64px); font-weight: 600; letter-spacing: -.045em; }
.lead-section__schedule { display: block; margin-top: 8px; color: var(--gray-500); font-size: 11px; }
.compact-lead, .contact-form, .lead-form { display: flex; flex-direction: column; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 9px; }
.field > span { color: var(--gray-700); font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.field input, .field select, .field textarea { width: 100%; min-width: 0; border: 0; border-bottom: 1px solid var(--gray-300); border-radius: 0; padding: 15px 0; color: var(--black); background: transparent; outline: none; transition: border-color .2s; }
.field input, .field select { min-height: 54px; }
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); }
.form-grid { display: grid; gap: 22px; }
.form-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.check { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; color: var(--gray-500); font-size: 10px; line-height: 1.55; }
.check input { width: 17px; height: 17px; margin: 1px 0 0; accent-color: var(--blue); }
.check a { text-decoration: underline; text-underline-offset: 3px; }
.ajax-form-status { padding: 12px 14px; border: 1px solid var(--line); font-size: 12px; }
.ajax-form-status.is-success { color: #176b42; border-color: rgba(23,107,66,.35); background: #edf8f2; }
.ajax-form-status.is-error { color: #9e2d2d; border-color: rgba(158,45,45,.35); background: #fff0f0; }
.ajax-form-status.is-loading { background: var(--gray-100); }

/* FAQ */
.faq-section { display: grid; grid-template-columns: minmax(320px, .75fr) minmax(500px, 1.25fr); gap: clamp(70px, 11vw, 200px); }
.faq-section__head { position: sticky; top: 130px; align-self: start; }
.accordion { border-top: 1px solid var(--line); }
.accordion-item { border-bottom: 1px solid var(--line); }
.accordion-item > button { width: 100%; min-height: 94px; padding: 24px 0; border: 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; text-align: left; background: transparent; font-size: clamp(17px, 1.45vw, 23px); font-weight: 600; }
.accordion-item > button i { width: 22px; height: 22px; flex: 0 0 22px; position: relative; }
.accordion-item > button i::before, .accordion-item > button i::after { content: ""; position: absolute; background: var(--black); transition: transform .25s; }
.accordion-item > button i::before { left: 0; right: 0; top: 10px; height: 1px; }
.accordion-item > button i::after { top: 0; bottom: 0; left: 10px; width: 1px; }
.accordion-item.is-open > button i::after { transform: scaleY(0); }
.accordion-item__content { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.accordion-item__content p { max-width: 720px; padding: 0 60px 30px 0; }

/* Generic page title / split hero */
.page-title { min-height: 72vh; padding-top: calc(var(--header-h) + clamp(80px, 9vw, 150px)); display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(360px, .65fr); align-items: end; gap: clamp(70px, 10vw, 170px); border-bottom: 1px solid var(--line); }
.page-title > div:last-child { padding-bottom: 12px; }
.page-title p { max-width: 560px; }
.page-title .button { margin-top: 30px; }
.page-hero--split { min-height: 90vh; padding-top: var(--header-h); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.page-hero__copy { padding: clamp(90px, 11vw, 180px) var(--gutter); align-self: center; }
.page-hero__copy p { max-width: 680px; margin-top: 28px; }
.page-hero__copy .button { margin-top: 34px; }
.page-hero__media { min-height: 620px; }
.page-hero__media img { width: 100%; height: 100%; }

/* Buildings catalog */
.catalog-section { background: var(--gray-100); }
.catalog-list { border-top: 1px solid var(--line); }
.catalog-row { min-height: 230px; padding: 26px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: minmax(220px, .55fr) 60px minmax(360px, 1.45fr) 60px; align-items: center; gap: clamp(22px, 4vw, 72px); }
.catalog-row__media { height: 180px; overflow: hidden; }
.catalog-row__media img { width: 100%; height: 100%; transition: transform .6s var(--ease); }
.catalog-row:hover img { transform: scale(1.03); }
.catalog-row__copy h2 { font-size: clamp(28px, 3vw, 52px); }
.catalog-row__copy p { max-width: 720px; margin-top: 14px; font-size: 13px; }
.decision-section { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(360px, .8fr); align-items: end; gap: clamp(70px, 12vw, 210px); color: var(--white); background: var(--black); }
.decision-section p { max-width: 600px; color: rgba(255,255,255,.62); }
.decision-section .button { margin-top: 30px; }

/* Building detail */
.detail-hero { min-height: 100svh; padding-top: var(--header-h); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.detail-hero__copy { padding: clamp(70px, 9vw, 150px) var(--gutter); align-self: center; }
.detail-hero__copy h1 { font-size: clamp(48px, 6.2vw, 105px); }
.detail-hero__copy p { max-width: 700px; margin-top: 30px; }
.detail-hero__actions { margin-top: 36px; display: flex; align-items: center; flex-wrap: wrap; gap: 28px; }
.detail-hero__media { min-height: 650px; }
.detail-hero__media img { width: 100%; height: 100%; }
.detail-focus { display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, 1fr); gap: clamp(70px, 11vw, 190px); }
.detail-focus__intro p { max-width: 680px; margin-top: 28px; }
.focus-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.focus-list li { min-height: 90px; padding: 20px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 54px 1fr; align-items: center; gap: 18px; }
.focus-list span { color: var(--blue); font-size: 10px; font-weight: 700; }
.focus-list strong { font-size: clamp(17px, 1.5vw, 24px); font-weight: 600; }
.project-route { padding-top: 0; display: grid; grid-template-columns: 1.08fr .92fr; color: var(--white); background: var(--black); }
.project-route__visual { min-height: 720px; margin-left: calc(var(--gutter) * -1); }
.project-route__visual img { width: 100%; height: 100%; }
.project-route__copy { padding: clamp(70px, 8vw, 140px) 0 clamp(70px, 8vw, 140px) clamp(50px, 8vw, 140px); align-self: center; }
.project-route__copy p { max-width: 700px; margin-top: 28px; color: rgba(255,255,255,.65); }
.project-route__copy ul { margin: 36px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line-light); }
.project-route__copy li { padding: 15px 0; border-bottom: 1px solid var(--line-light); color: rgba(255,255,255,.78); font-size: 13px; }
.detail-steps { background: var(--gray-100); }
.detail-lead { display: flex; justify-content: space-between; align-items: end; gap: 50px; border-top: 1px solid var(--line); }
.detail-lead h2 { max-width: 1040px; }
.detail-lead p { max-width: 620px; margin-top: 24px; }
.detail-lead .button { flex: 0 0 auto; }

/* Projects catalog */
.projects-catalog { padding-top: 0; background: var(--gray-100); }
.project-case { padding: clamp(50px, 7vw, 110px) 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(360px, .75fr); gap: clamp(50px, 8vw, 140px); }
.project-case__media { min-height: 570px; position: relative; background: var(--gray-200); overflow: hidden; }
.media-slider__track, .media-slide { width: 100%; height: 100%; }
.media-slide { position: absolute; inset: 0; padding: 0; border: 0; background: transparent; opacity: 0; visibility: hidden; transition: opacity .4s; }
.media-slide.is-active { position: relative; opacity: 1; visibility: visible; }
.media-slide img { width: 100%; height: 100%; min-height: 570px; }
.project-case__label { position: absolute; top: 18px; left: 18px; z-index: 2; padding: 10px 13px; background: var(--white); font-size: 9px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.media-slider__controls { position: absolute; right: 18px; bottom: 18px; z-index: 3; height: 48px; display: flex; align-items: center; background: var(--white); }
.media-slider__controls button { width: 48px; height: 48px; border: 0; background: transparent; }
.media-slider__controls span { min-width: 66px; text-align: center; font-size: 11px; }
.project-case__copy { padding: 8px 0; display: flex; flex-direction: column; align-items: flex-start; }
.project-case__copy > div { margin-top: auto; }
.project-case__copy h2 { font-size: clamp(30px, 3.4vw, 58px); }
.project-case__copy p { margin-top: 18px; }
.project-case__copy .link-button { margin-top: 32px; }
.visit-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(60px, 9vw, 160px); align-items: center; color: var(--white); background: var(--blue); }
.visit-section__copy p { max-width: 650px; margin-top: 28px; color: rgba(255,255,255,.72); }
.visit-section__copy .button { margin-top: 34px; }
.visit-section__image { height: clamp(420px, 52vw, 760px); }
.visit-section__image img { width: 100%; height: 100%; }
.lightbox { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; opacity: 0; visibility: hidden; transition: .25s; }
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox__backdrop { position: absolute; inset: 0; border: 0; background: rgba(0,0,0,.9); }
.lightbox > img { z-index: 1; max-width: min(92vw, 1500px); max-height: 88vh; }
.lightbox__close { position: absolute; z-index: 2; top: 22px; right: 22px; width: 52px; height: 52px; border: 1px solid rgba(255,255,255,.35); color: var(--white); background: transparent; font-size: 28px; }

/* Technologies */
.tech-catalog { padding-top: 0; }
.tech-case { min-height: 520px; padding: 42px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(300px, .8fr) 60px minmax(400px, 1.2fr) 60px; align-items: center; gap: clamp(26px, 5vw, 90px); }
.tech-case:last-child { border-bottom: 1px solid var(--line); }
.tech-case__image { height: 430px; }
.tech-case__image img { width: 100%; height: 100%; }
.tech-case__copy h2 { font-size: clamp(34px, 4vw, 68px); }
.tech-case__copy strong { display: block; max-width: 680px; margin-top: 24px; font-size: clamp(17px, 1.5vw, 24px); font-weight: 600; line-height: 1.4; }
.tech-case__copy p { max-width: 680px; margin-top: 18px; }
.selection-questions { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(70px, 11vw, 190px); color: var(--white); background: var(--black); }
.selection-questions ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-light); }
.selection-questions li { min-height: 78px; padding: 17px 0; border-bottom: 1px solid var(--line-light); display: grid; grid-template-columns: 50px 1fr; align-items: center; }
.selection-questions li span { color: rgba(255,255,255,.4); font-size: 10px; }
.selection-questions li p { color: var(--white); font-size: 14px; font-weight: 500; }

/* Company */
.company-hero { min-height: 100svh; padding-top: calc(var(--header-h) + var(--section)); display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: clamp(70px, 9vw, 160px); }
.company-hero__copy p { max-width: 760px; margin-top: 30px; }
.company-hero__copy .button { margin-top: 34px; }
.company-hero__image { height: min(70vh, 760px); }
.company-hero__image img { width: 100%; height: 100%; }
.approach-section { display: grid; grid-template-columns: 1.1fr .9fr; align-items: end; gap: clamp(70px, 12vw, 220px); border-top: 1px solid var(--line); }
.approach-section p { max-width: 720px; font-size: clamp(17px, 1.6vw, 25px); line-height: 1.6; }
.principles-section { color: var(--white); background: var(--black); }
.principles-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line-light); }
.principles-grid article { min-height: 300px; padding: 30px clamp(22px, 3vw, 48px) 30px 0; border-right: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); display: flex; flex-direction: column; }
.principles-grid article:nth-child(3n+2), .principles-grid article:nth-child(3n+3) { padding-left: clamp(22px, 3vw, 48px); }
.principles-grid article:nth-child(3n) { border-right: 0; }
.principles-grid span { color: rgba(255,255,255,.4); font-size: 10px; }
.principles-grid h3 { margin-top: auto; }
.principles-grid p { margin-top: 16px; color: rgba(255,255,255,.58); font-size: 13px; }
.documents-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(70px, 11vw, 190px); background: var(--gray-100); }
.documents-section ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.documents-section li { min-height: 120px; padding: 24px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 62px 1fr; gap: 18px; }
.documents-section li > span { color: var(--blue); font-size: 10px; }
.documents-section li p { margin-top: 10px; font-size: 13px; }

/* Contacts */
.contact-hero { min-height: 82vh; padding-top: calc(var(--header-h) + var(--section)); display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: clamp(70px, 12vw, 210px); }
.contact-hero > div:first-child p { max-width: 660px; margin-top: 28px; }
.contact-direct { padding-bottom: 10px; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.contact-direct > span { margin-top: 18px; color: var(--gray-500); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.contact-direct > a { font-size: clamp(22px, 2.5vw, 42px); font-weight: 600; letter-spacing: -.04em; }
.contact-direct small { color: var(--gray-500); font-size: 10px; }
.contact-direct div { margin-top: 16px; display: flex; gap: 24px; font-size: 12px; font-weight: 700; }
.contact-form-section { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(70px, 12vw, 210px); color: var(--white); background: var(--blue); }
.contact-form-section__copy p { max-width: 620px; margin-top: 28px; color: rgba(255,255,255,.7); }
.contact-form-section__copy ol { list-style: none; margin: 42px 0 0; padding: 0; border-top: 1px solid rgba(255,255,255,.25); }
.contact-form-section__copy li { padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.25); display: grid; grid-template-columns: 44px 1fr; font-size: 13px; }
.contact-form-section__copy li span { color: rgba(255,255,255,.45); font-size: 10px; }
.contact-form-section .field > span, .contact-form-section .check { color: rgba(255,255,255,.68); }
.contact-form-section .field input, .contact-form-section .field select, .contact-form-section .field textarea { color: var(--white); border-color: rgba(255,255,255,.35); }
.contact-form-section .field input::placeholder, .contact-form-section .field textarea::placeholder { color: rgba(255,255,255,.5); }

/* Footer */
.site-footer { color: var(--white); background: var(--black); }
.site-footer__lead { padding: clamp(70px, 8vw, 130px) var(--gutter); display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: clamp(60px, 11vw, 190px); border-bottom: 1px solid var(--line-light); }
.site-footer__lead h2 { max-width: 1040px; }
.footer-lead__action p { max-width: 560px; color: rgba(255,255,255,.58); }
.footer-lead__action .button { margin-top: 28px; }
.site-footer__main { padding: clamp(60px, 7vw, 110px) var(--gutter); display: grid; grid-template-columns: 1.1fr .55fr .8fr; gap: clamp(50px, 8vw, 140px); }
.site-footer__brand img { width: 180px; }
.site-footer__brand p { max-width: 390px; margin-top: 28px; color: rgba(255,255,255,.48); font-size: 12px; }
.footer-nav { display: flex; flex-direction: column; align-items: flex-start; gap: 17px; }
.footer-nav a { color: rgba(255,255,255,.72); font-size: 13px; font-weight: 600; }
.site-footer__contacts { display: flex; flex-direction: column; align-items: flex-start; gap: 13px; }
.site-footer__contacts > span { margin-bottom: 6px; color: rgba(255,255,255,.42); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.site-footer__phone { font-size: clamp(23px, 2.5vw, 40px); font-weight: 600; letter-spacing: -.04em; }
.site-footer__contacts > a:not(.site-footer__phone), .site-footer__contacts div { color: rgba(255,255,255,.65); font-size: 12px; }
.site-footer__contacts div { display: flex; gap: 20px; }
.site-footer__bottom { padding: 24px var(--gutter); border-top: 1px solid var(--line-light); display: flex; justify-content: space-between; gap: 30px; color: rgba(255,255,255,.38); font-size: 10px; }
.site-footer__bottom div { display: flex; gap: 24px; }
.mobile-sticky-cta { display: none; }

/* Modal */
.lead-modal { position: fixed; inset: 0; z-index: 250; opacity: 0; visibility: hidden; transition: .25s; }
.lead-modal.is-open { opacity: 1; visibility: visible; }
.lead-modal__backdrop { position: absolute; inset: 0; border: 0; background: rgba(0,0,0,.78); }
.lead-modal__dialog { position: absolute; top: 0; right: 0; width: min(760px, 100%); height: 100%; padding: clamp(28px, 4vw, 64px); overflow-y: auto; background: var(--white); transform: translateX(40px); transition: transform .35s var(--ease); }
.lead-modal.is-open .lead-modal__dialog { transform: none; }
.lead-modal__topline { display: flex; align-items: center; justify-content: space-between; color: var(--gray-500); font-size: 9px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.lead-modal__close { width: 48px; height: 48px; border: 1px solid var(--line); background: none; position: relative; }
.lead-modal__close span { position: absolute; left: 12px; right: 12px; top: 23px; height: 1px; background: var(--black); }
.lead-modal__close span:first-child { transform: rotate(45deg); }
.lead-modal__close span:last-child { transform: rotate(-45deg); }
.lead-modal__heading { margin-top: clamp(45px, 7vh, 80px); }
.lead-modal__heading h2 { font-size: clamp(38px, 4.3vw, 67px); }
.lead-modal__intro { max-width: 620px; margin-top: 22px; }
.lead-form { margin-top: 42px; }
.wizard-progress { display: flex; align-items: center; gap: 18px; color: var(--gray-500); font-size: 10px; font-weight: 700; text-transform: uppercase; }
.wizard-progress i { height: 2px; flex: 1; background: var(--gray-200); }
.wizard-progress b { display: block; width: 50%; height: 100%; background: var(--blue); transition: width .25s; }
.wizard-step { display: none; margin-top: 34px; flex-direction: column; gap: 20px; }
.wizard-step.is-active { display: flex; }
.wizard-actions { display: flex; justify-content: space-between; gap: 18px; }
.wizard-actions .button--primary { flex: 1; }
.cookie-note { position: fixed; z-index: 90; left: var(--gutter); bottom: 22px; max-width: 470px; padding: 16px 18px; border: 1px solid var(--line); display: flex; align-items: center; gap: 20px; background: var(--white); box-shadow: 0 18px 50px rgba(0,0,0,.15); }
.cookie-note.is-hidden { display: none; }
.cookie-note p { font-size: 10px; line-height: 1.45; }
.cookie-note p a { text-decoration: underline; }
.cookie-note button { border: 0; padding: 9px 12px; color: var(--white); background: var(--black); font-size: 10px; font-weight: 700; }

/* Legal pages */
.legal-page { padding: calc(var(--header-h) + 80px) var(--gutter) 100px; background: var(--gray-100); }
.legal-page__container { max-width: 1080px; margin: 0 auto; }
.section-tag { color: var(--blue); font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.legal-page__title { margin-top: 20px; font-size: clamp(40px, 5vw, 76px); }
.legal-page__lead { margin-top: 24px; font-size: 17px; }
.legal-card { margin-top: 40px; padding: clamp(24px, 4vw, 54px); background: var(--white); }
.legal-page__content h2 { margin-top: 36px; font-size: 27px; }
.legal-page__content h3 { margin-top: 28px; font-size: 21px; }
.legal-page__content p, .legal-page__content li { color: var(--gray-700); font-size: 14px; line-height: 1.7; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--delay, 0ms); }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1180px) {
  .desktop-nav { display: none; }
  .site-header__actions { margin-left: auto; }
  .menu-toggle { display: block; }
  .hero-home__grid { background-size: calc((100vw - (var(--gutter) * 2)) / 4) 100%; }
  .technology-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .technology-rail__item { border-bottom: 1px solid var(--line); }
  .technology-rail__item:nth-child(2) { border-right: 0; padding-right: 0; }
  .technology-rail__item:nth-child(3) { padding-left: 0; }
  .principles-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .principles-grid article:nth-child(3n+2), .principles-grid article:nth-child(3n+3) { padding-left: clamp(22px, 3vw, 48px); }
  .principles-grid article:nth-child(3n) { border-right: 1px solid var(--line-light); }
  .principles-grid article:nth-child(even) { border-right: 0; }
}

@media (max-width: 900px) {
  :root { --header-h: 76px; }
  .site-header__inner { min-height: var(--header-h); }
  .site-brand span, .header-phone, .header-cta { display: none; }
  .site-brand img { width: 104px; }
  .hero-home { min-height: 780px; }
  .hero-home__content { padding-top: calc(var(--header-h) + 90px); align-self: start; }
  .hero-proof { grid-template-columns: 1fr; }
  .hero-proof > div { min-height: auto; padding: 16px 0; grid-template-columns: 130px 1fr; }
  .hero-proof > div + div { padding-left: 0; border-left: 0; border-top: 1px solid rgba(255,255,255,.18); }
  .section-head, .page-title, .lead-section, .faq-section, .no-price, .decision-section, .detail-focus, .selection-questions, .documents-section, .contact-hero, .contact-form-section, .site-footer__lead { grid-template-columns: 1fr; gap: 42px; }
  .section-head__aside { max-width: 700px; }
  .building-index { grid-template-columns: 1fr; }
  .building-index__item:nth-child(odd), .building-index__item:nth-child(even) { padding-left: 0; padding-right: 0; border-right: 0; }
  .project-editorial { grid-template-columns: 1fr; }
  .project-editorial__item--lead { grid-column: auto; }
  .project-editorial__item--lead .project-editorial__media, .project-editorial__media { height: clamp(330px, 65vw, 620px); }
  .cycle-list li, .cycle-list--compact li { grid-template-columns: 54px 1fr; gap: 18px; }
  .cycle-list li p { grid-column: 2; }
  .technology-rail { grid-template-columns: 1fr; }
  .technology-rail__item, .technology-rail__item:first-child, .technology-rail__item:nth-child(2), .technology-rail__item:nth-child(3), .technology-rail__item:last-child { padding: 28px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .faq-section__head { position: static; }
  .page-title { min-height: auto; padding-top: calc(var(--header-h) + 90px); }
  .page-hero--split, .detail-hero, .company-hero { min-height: auto; grid-template-columns: 1fr; }
  .page-hero__copy, .detail-hero__copy { padding-top: 90px; }
  .page-hero__media, .detail-hero__media { min-height: 540px; }
  .catalog-row { grid-template-columns: 180px 44px 1fr 52px; gap: 22px; }
  .project-route { grid-template-columns: 1fr; padding: 0; }
  .project-route__visual { min-height: 520px; margin: 0; }
  .project-route__copy { padding: var(--section) var(--gutter); }
  .project-case { grid-template-columns: 1fr; }
  .project-case__copy { min-height: 300px; }
  .visit-section { grid-template-columns: 1fr; }
  .tech-case { grid-template-columns: minmax(220px, .7fr) 44px minmax(300px, 1.3fr) 52px; gap: 22px; }
  .tech-case__image { height: 330px; }
  .company-hero { padding-top: calc(var(--header-h) + 80px); }
  .company-hero__image { height: 560px; }
  .approach-section { grid-template-columns: 1fr; gap: 42px; }
  .site-footer__main { grid-template-columns: 1fr 1fr; }
  .site-footer__contacts { grid-column: 1 / -1; padding-top: 34px; border-top: 1px solid var(--line-light); }
}

@media (max-width: 640px) {
  :root { --gutter: 20px; --section: 78px; }
  h1 { font-size: clamp(46px, 14vw, 72px); }
  h2 { font-size: clamp(36px, 11vw, 56px); }
  .button { width: 100%; }
  .hero-home { min-height: 760px; }
  .hero-home__grid { display: none; }
  .hero-home__content { padding-top: calc(var(--header-h) + 74px); }
  .hero-home h1 { font-size: clamp(46px, 13.5vw, 68px); }
  .hero-home__subtitle { margin-top: 24px; }
  .hero-home__actions { align-items: stretch; gap: 20px; }
  .hero-home__actions .link-arrow { width: auto; align-self: flex-start; }
  .hero-proof { margin-bottom: 62px; }
  .hero-proof > div { grid-template-columns: 115px 1fr; }
  .section-head { margin-bottom: 48px; }
  .building-index__body { grid-template-columns: 35px 1fr; }
  .building-index__body .round-action { grid-column: 2; margin-top: 4px; }
  .building-index__media { height: 300px; }
  .tour-cta { align-items: stretch; flex-direction: column; }
  .cycle-list li, .cycle-list--compact li { min-height: auto; padding: 24px 0; grid-template-columns: 42px 1fr; }
  .no-price { gap: 56px; }
  .form-grid--2 { grid-template-columns: 1fr; }
  .lead-section__phone { margin-top: 38px; font-size: 30px; }
  .accordion-item > button { min-height: 82px; font-size: 16px; }
  .accordion-item__content p { padding-right: 0; }
  .page-hero__media, .detail-hero__media { min-height: 420px; }
  .catalog-row { padding: 22px 0; grid-template-columns: 42px 1fr 48px; }
  .catalog-row__media { grid-column: 1 / -1; height: 260px; }
  .catalog-row__copy h2 { font-size: 31px; }
  .detail-hero__actions { align-items: stretch; }
  .detail-hero__actions .link-arrow { width: auto; align-self: flex-start; }
  .project-route__visual { min-height: 390px; }
  .detail-lead { align-items: stretch; flex-direction: column; }
  .project-case__media, .media-slide img { min-height: 360px; }
  .project-case__copy { min-height: 250px; }
  .visit-section__image { height: 360px; }
  .tech-case { grid-template-columns: 42px 1fr 48px; }
  .tech-case__image { grid-column: 1 / -1; height: 300px; }
  .tech-case__copy { grid-column: 2; }
  .tech-case .round-action { grid-column: 3; }
  .principles-grid { grid-template-columns: 1fr; }
  .principles-grid article, .principles-grid article:nth-child(3n+2), .principles-grid article:nth-child(3n+3) { min-height: 250px; padding: 28px 0; border-right: 0; }
  .company-hero__image { height: 400px; }
  .site-footer__main { grid-template-columns: 1fr; }
  .site-footer__contacts { grid-column: auto; }
  .site-footer__bottom { padding-bottom: 92px; align-items: flex-start; flex-direction: column; }
  .site-footer__bottom div { flex-direction: column; gap: 10px; }
  .mobile-sticky-cta { position: fixed; z-index: 89; left: 12px; right: 12px; bottom: 10px; min-height: 54px; border: 0; display: block; color: var(--white); background: var(--blue); font-size: 12px; font-weight: 700; box-shadow: 0 12px 36px rgba(0,0,0,.25); }
  .lead-modal__dialog { padding: 22px 20px 100px; }
  .lead-modal__heading { margin-top: 38px; }
  .wizard-actions { flex-direction: column-reverse; }
  .cookie-note { left: 12px; right: 12px; bottom: 76px; max-width: none; }
}

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