:root {
  --navy: #083883;
  --navy-dark: #06255f;
  --blue: #0d4da7;
  --ink: #20242b;
  --muted: #667080;
  --line: #dce3ed;
  --light: #f5f8fc;
  --paper: #ffffff;
  --shadow: 0 18px 48px rgba(18, 39, 79, .12);
  --radius: 18px;
  --container: 1380px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, "Inter Variable", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.45; }
body.modal-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }

.page-noise { position: fixed; inset: 0; z-index: -1; opacity: .17; pointer-events: none; background-image: radial-gradient(rgba(0,0,0,.14) .45px, transparent .55px); background-size: 4px 4px; }
.container { width: min(calc(100% - 80px), var(--container)); margin: 0 auto; }
.section { padding: 126px 0; }
.eyebrow { margin: 0 0 18px; color: var(--blue); font-weight: 800; font-size: 11px; letter-spacing: .18em; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { letter-spacing: -.045em; line-height: .98; }
h1 { font-size: clamp(56px, 6.35vw, 104px); font-weight: 500; }
h2 { font-size: clamp(38px, 3.6vw, 62px); font-weight: 500; }
h3 { font-size: 24px; font-weight: 600; }
.section-text { color: var(--muted); font-size: 17px; line-height: 1.65; }

/* Header */
.site-header { position: sticky; z-index: 30; top: 0; background: rgba(255,255,255,.94); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(27,58,108,.09); }
.header-inner { min-height: 75px; display: flex; align-items: center; gap: 26px; }
.brand { display: inline-flex; align-items: center; gap: 10px; flex: none; }
.brand-mark { width: 42px; height: 47px; display: grid; place-items: center; overflow: hidden; }
.brand-mark img { width: 45px; height: 45px; object-fit: contain; }
.brand-name { display: flex; flex-direction: column; font-size: 18px; line-height: 1; font-weight: 800; letter-spacing: .085em; white-space: nowrap; }
.brand-name b { color: var(--navy); font-weight: 800; }
.brand-name small { margin-top: 5px; color: #5e6673; font-size: 6.5px; letter-spacing: .18em; font-weight: 800; }
.main-nav { flex: 1; display: flex; align-items: center; justify-content: center; gap: clamp(16px, 1.9vw, 33px); }
.main-nav a, .nav-quiz { font-size: 13px; color: #4a505b; border: 0; background: transparent; padding: 8px 0; transition: color .2s ease; }
.main-nav a:hover, .nav-quiz:hover { color: var(--blue); }
.header-actions { display: flex; align-items: center; gap: 22px; }
.phone { font-size: 15px; font-weight: 700; letter-spacing: .01em; white-space: nowrap; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 18px; min-height: 53px; padding: 0 23px; border: 1px solid var(--navy); border-radius: 7px; background: var(--navy); color: #fff; font-weight: 700; font-size: 13px; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); background: var(--navy-dark); box-shadow: 0 10px 20px rgba(8,56,131,.2); }
.button span { font-size: 18px; line-height: 0; }
.button-small { min-height: 42px; padding: 0 18px; font-size: 12px; }
.button-light { color: var(--navy); background: #fff; border-color: #fff; }
.button-light:hover { background: #eef4ff; color: var(--navy); }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); background: white; border-radius: 7px; padding: 10px; }
.menu-toggle span { display: block; height: 2px; margin: 4px 0; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }

/* Hero */
.hero { overflow: hidden; position: relative; padding: 72px 0 26px; background: radial-gradient(circle at 69% 23%, #f4f9ff 0, #edf4fa 19%, transparent 41%), linear-gradient(115deg, #fff 0%, #fff 57%, #eff5fa 100%); }
.hero-lines { position: absolute; z-index: 0; top: 0; right: -105px; width: 44vw; height: 100%; pointer-events: none; opacity: .56; background-image: linear-gradient(90deg, rgba(8,56,131,.11) 1px, transparent 1px), linear-gradient(0deg, rgba(8,56,131,.11) 1px, transparent 1px); background-size: 68px 68px; transform: perspective(800px) rotateY(-20deg); transform-origin: right; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 47.5% 52.5%; align-items: center; min-height: 620px; }
.hero-copy { padding: 46px 36px 42px 0; }
.hero-copy h1 { margin-bottom: 24px; }
.hero-city-line { display: inline-block; white-space: nowrap; font-size: clamp(34px, 6.5vw, 92px); }
.changing-word { color: var(--navy); position: relative; display: inline-block; white-space: nowrap; transition: opacity .18s ease, transform .18s ease; }
.changing-word::after { content: ""; position: absolute; height: 5px; border-radius: 10px; bottom: -13px; left: 0; width: 52%; background: #b3cdf2; }
.hero-lead { max-width: 550px; margin-bottom: 32px; color: #4f5662; font-size: 17px; line-height: 1.6; }
.hero-lead-list p { margin-bottom: 10px; }
.hero-lead-list p:last-of-type { margin-bottom: 8px; }
.hero-lead-list strong { color: var(--ink); font-weight: 800; }
.hero-lead-list ul { margin: 0; padding-left: 20px; }
.hero-lead-list li { margin: 4px 0; }
.hero-buttons { display: flex; align-items: center; gap: 27px; flex-wrap: wrap; }
.text-button { border: 0; background: transparent; padding: 0; display: inline-flex; align-items: center; gap: 12px; color: #3d444f; font-size: 13px; }
.text-link { font-weight: 700; }
.text-button:hover { color: var(--navy); }
.play-icon { width: 38px; height: 38px; display: inline-grid; place-items: center; color: var(--navy); border: 1px solid #7f9cd0; border-radius: 50%; font-style: normal; font-size: 12px; padding-left: 2px; }
.play-icon.big { width: 64px; height: 64px; color: #fff; border-color: rgba(255,255,255,.45); font-size: 20px; }
.hero-stats { display: flex; gap: 0; margin-top: 52px; }
.hero-stats article { width: min(33%, 185px); padding-right: 24px; margin-right: 24px; border-right: 1px solid #cdd7e5; }
.hero-stats article:last-child { padding-right: 0; margin-right: 0; border: 0; }
.hero-stats b { display: block; margin-bottom: 4px; color: var(--navy); font-size: 23px; font-weight: 600; letter-spacing: -.04em; }
.hero-stats span { display: block; color: #707887; font-size: 11px; line-height: 1.35; }
.hero-media { height: 100%; display: flex; align-items: stretch; justify-content: flex-end; }
.hero-media-frame { position: relative; width: 100%; min-height: 570px; overflow: hidden; border-radius: 0 0 0 28px; box-shadow: -14px 15px 40px rgba(20,47,84,.12); }
.hero-media-frame > img { width: 100%; height: 100%; object-fit: cover; object-position: 65% center; filter: saturate(.89) contrast(1.04); }
.hero-image-gradient { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(239,247,255,.92) 0%, rgba(239,247,255,.35) 31%, rgba(4,29,70,.05) 55%, rgba(3,26,60,.18) 100%); }
.geo-chip { position: absolute; top: 110px; left: 10%; max-width: 210px; background: rgba(255,255,255,.87); border: 1px solid rgba(255,255,255,.86); box-shadow: 0 8px 20px rgba(10,41,90,.08); backdrop-filter: blur(10px); border-radius: 9px; padding: 11px 15px; font-size: 12px; color: #2d3541; }
.pin { display: inline-block; color: var(--navy); font-size: 15px; margin-right: 7px; }
.coverage-card { position: absolute; left: 10%; bottom: 42px; width: min(320px, 70%); padding: 25px 25px 21px; color: #222d40; border-radius: 15px; background: rgba(255,255,255,.91); border: 1px solid rgba(255,255,255,.96); box-shadow: 0 22px 35px rgba(8,38,84,.15); backdrop-filter: blur(12px); }
.card-label { display: block; margin-bottom: 7px; color: var(--blue); font-size: 10px; letter-spacing: .14em; font-weight: 800; text-transform: uppercase; }
.coverage-card strong { display: block; font-size: 18px; letter-spacing: -.03em; }
.coverage-card p { margin: 11px 0 13px; color: #5a6575; font-size: 12px; line-height: 1.55; }
.coverage-card a { color: var(--navy); font-size: 12px; font-weight: 700; }
.coverage-card a span { margin-left: 8px; font-size: 16px; }
.hero-play { position: absolute; bottom: 42px; right: 10%; width: 77px; height: 77px; border: 1px solid rgba(255,255,255,.8); border-radius: 50%; color: var(--navy); background: rgba(255,255,255,.94); box-shadow: 0 15px 24px rgba(4,29,68,.18); transition: transform .2s ease; }
.hero-play:hover { transform: scale(1.07); }
.hero-play span { margin-left: 3px; }
.city-rail-wrap { position: relative; z-index: 2; display: flex; align-items: stretch; margin-top: -10px; border-radius: 13px; overflow: hidden; background: rgba(255,255,255,.92); border: 1px solid #dae3ef; box-shadow: 0 16px 32px rgba(16,40,79,.06); }
.city-rail-caption { display: flex; flex-direction: column; justify-content: center; flex: 0 0 105px; padding-left: 17px; border-right: 1px solid #dce5f0; color: #778292; font-size: 10px; }
.city-rail-caption b { margin-top: 2px; color: var(--navy); font-size: 13px; letter-spacing: .04em; }
.city-rail { display: flex; flex: 1; overflow-x: auto; scrollbar-width: none; }
.city-rail::-webkit-scrollbar { display: none; }
.city-item { flex: 1 0 150px; min-height: 60px; padding: 0 15px; border: 0; border-right: 1px solid #e1e7ef; background: transparent; text-align: left; color: #77808c; font-size: 10px; transition: background .2s ease, color .2s ease; }
.city-item span { margin-left: 8px; color: #3e4652; font-size: 12px; }
.city-item.is-active { background: var(--navy); color: rgba(255,255,255,.7); }
.city-item.is-active span { color: white; font-weight: 700; }
.city-next { width: 58px; flex: 0 0 58px; border: 0; background: #fff; color: var(--navy); font-size: 20px; }

/* Headings & service cards */
.section-services { padding-top: 128px; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 42px; margin-bottom: 52px; }
.section-heading h2 { margin-bottom: 0; }
.split-heading > div:first-child { flex: 1; }
.heading-side { display: flex; align-items: flex-end; justify-content: space-between; gap: 35px; width: min(52%, 640px); }
.heading-side p { max-width: 310px; margin-bottom: 0; color: #6d7581; font-size: 14px; line-height: 1.6; }
.outline-button { display: inline-flex; align-items: center; gap: 14px; min-height: 46px; padding: 0 19px; border: 1px solid #7e9bd0; border-radius: 7px; color: var(--navy); white-space: nowrap; font-size: 12px; font-weight: 700; transition: background .2s ease, color .2s ease; }
.outline-button:hover { color: #fff; background: var(--navy); }
.outline-button span { font-size: 16px; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.service-card { position: relative; display: flex; min-height: 284px; padding: 30px; overflow: hidden; flex-direction: column; border: 1px solid #e3e9f1; border-radius: 14px; background: #fff; transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease; }
.service-card:hover { z-index: 1; transform: translateY(-5px); border-color: #b9c8e3; box-shadow: 0 18px 34px rgba(20,51,100,.1); }
.service-card-featured { background: linear-gradient(140deg, #edf5ff 0%, #fff 67%); }
.service-index { position: absolute; right: 25px; top: 24px; color: #b9c0ca; font-size: 12px; letter-spacing: .05em; }
.service-card h3 { margin: 34px 0 13px; font-size: 24px; }
.service-card p { max-width: 305px; margin-bottom: 21px; color: #707987; font-size: 13px; line-height: 1.58; }
.service-link { margin-top: auto; color: var(--navy); font-size: 12px; font-weight: 700; }
.service-link b { margin-left: 9px; font-size: 17px; }
.dark-card { background: var(--ink); color: #fff; border-color: var(--ink); }
.dark-card::after { content: ""; position: absolute; top: -20px; right: -20px; width: 180px; height: 180px; background: linear-gradient(145deg, rgba(38,98,188,.8), transparent); border-radius: 50%; opacity: .8; }
.dark-card p { color: #c4cad3; }
.dark-card .service-index { color: #8a98aa; }
.dark-card .service-link { color: #fff; }
.service-icon { width: 43px; height: 43px; display: block; position: relative; color: var(--navy); }
.icon-window { border: 2px solid currentColor; }
.icon-window::before, .icon-window::after { content: ""; position: absolute; background: currentColor; }
.icon-window::before { width: 2px; top: 0; bottom: 0; left: 50%; }
.icon-window::after { height: 2px; left: 0; right: 0; top: 50%; }
.icon-window-double { border: 2px solid currentColor; }
.icon-window-double::before { content: ""; position: absolute; width: 2px; top: 0; bottom: 0; left: 50%; background: currentColor; }
.icon-window-double::after { content: ""; position: absolute; inset: 8px; border: 1px solid currentColor; opacity: .7; }
.icon-facade { border: 2px solid currentColor; transform: skewY(-7deg); }
.icon-facade::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0 10px, currentColor 10px 12px), repeating-linear-gradient(0deg, transparent 0 10px, currentColor 10px 12px); opacity: .8; }
.icon-slide { border: 2px solid currentColor; border-radius: 1px; }
.icon-slide::before, .icon-slide::after { content: ""; position: absolute; width: 16px; height: 16px; top: 11px; border: 2px solid currentColor; }
.icon-slide::before { left: 5px; }
.icon-slide::after { right: 4px; }
.icon-balcony { border: 2px solid currentColor; border-bottom: 6px solid currentColor; }
.icon-balcony::before { content: ""; position: absolute; width: 2px; top: 0; bottom: 0; left: 50%; background: currentColor; }
.icon-plus { font-size: 56px; line-height: 38px; font-weight: 200; }

/* Process */
.process-section { background: #f5f8fc; overflow: hidden; }
.about-section { background: #fff; }
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(42px, 6vw, 90px); align-items: start; }
.about-copy h2 { margin-bottom: 24px; }
.about-copy .section-text { max-width: 690px; margin-bottom: 18px; }
.about-facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.about-facts article { min-height: 185px; display: flex; flex-direction: column; justify-content: space-between; padding: 28px; border: 1px solid #e3e9f1; border-radius: 14px; background: linear-gradient(145deg, #f7fbff, #fff); }
.about-facts b { display: block; color: var(--navy); font-size: 28px; line-height: 1; letter-spacing: -.04em; }
.about-facts span { color: #687383; font-size: 13px; line-height: 1.5; }
.process-layout { display: grid; grid-template-columns: minmax(360px, .88fr) 1.12fr; align-items: center; gap: clamp(55px, 8vw, 145px); }
.process-image { position: relative; min-height: 470px; display: flex; align-items: center; justify-content: center; background: linear-gradient(146deg, #eaf3fe, #d6e5f5); border-radius: 20px; overflow: hidden; }
.process-image::before, .process-image::after { content: ""; position: absolute; border: 1px solid rgba(10,59,133,.19); }
.process-image::before { width: 90%; height: 65%; transform: skewY(-15deg) rotate(-10deg); }
.process-image::after { width: 70%; height: 76%; transform: rotate(39deg); }
.process-image img { position: relative; z-index: 1; width: 87%; object-fit: contain; filter: drop-shadow(0 25px 25px rgba(0,0,0,.14)); }
.round-stamp { position: absolute; right: -18px; bottom: 32px; z-index: 2; width: 140px; height: 140px; display: grid; place-items: center; text-align: center; padding: 25px; border-radius: 50%; background: var(--navy); color: white; font-size: 10px; line-height: 1.8; letter-spacing: .1em; transform: rotate(-14deg); }
.process-copy h2 { margin-bottom: 24px; }
.process-copy .section-text { max-width: 600px; }
.process-list { list-style: none; margin: 32px 0 23px; padding: 0; }
.process-list li { display: flex; gap: 20px; padding: 17px 0; border-top: 1px solid #dbe4ee; }
.process-list li:last-child { border-bottom: 1px solid #dbe4ee; }
.process-list b { color: var(--navy); font-size: 13px; }
.process-list strong { display: block; font-size: 15px; }
.process-list small { display: block; max-width: 560px; margin-top: 4px; color: #6f7784; font-size: 13px; line-height: 1.5; }
.inline-link { padding: 0; border: 0; background: transparent; color: var(--navy); font-size: 13px; font-weight: 800; }
.inline-link span { margin-left: 9px; font-size: 17px; }

/* Portfolio */
.projects-heading { align-items: flex-end; }
.projects-lead { max-width: 560px; margin: 18px 0 0; color: #6d7581; font-size: 14px; line-height: 1.6; letter-spacing: 0; }
.projects-showcase { display: grid; grid-template-columns: 1.15fr .85fr .85fr; grid-auto-rows: 255px; grid-auto-flow: dense; gap: 13px; }
.project-card { position: relative; display: block; min-height: 255px; overflow: hidden; border-radius: 15px; background: #d6e1ed; }
.project-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.project-card:hover img { transform: scale(1.05); }
.project-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(5,20,44,.72), transparent 60%); }
.project-tile-large { grid-row: span 2; }
.project-tile-wide { grid-column: span 2; }
.project-quote { display: flex; flex-direction: column; justify-content: space-between; min-height: 220px; padding: 32px; color: #fff; border-radius: 15px; background: var(--navy); }
.project-quote p { margin: 0; font-size: 23px; line-height: 1.22; letter-spacing: -.04em; }
.project-quote span { color: #c4d6f5; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.project-info { position: absolute; z-index: 1; left: 25px; bottom: 22px; color: #fff; }
.project-info span { display: block; margin-bottom: 9px; color: #cbdcf8; font-size: 10px; letter-spacing: .14em; font-weight: 800; text-transform: uppercase; }
.project-info strong { display: block; margin-bottom: 8px; font-size: 25px; line-height: 1.04; letter-spacing: -.04em; }
.project-info small { font-size: 11px; color: rgba(255,255,255,.72); }
.project-details { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 14px 0 24px; }
.project-details article { padding: 22px; border: 1px solid #e3e9f1; border-radius: 12px; background: #fff; }
.project-details span { display: block; margin-bottom: 10px; color: var(--navy); font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.project-details p { margin: 0; color: #687383; font-size: 13px; line-height: 1.55; }
.portfolio-gallery { display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: 155px; grid-auto-flow: dense; gap: 12px; margin-top: 14px; }

/* Portfolio page */
.portfolio-hero { padding-top: 25px; }
.heading-side-text { max-width: 420px; color: #6d7581; font-size: 14px; line-height: 1.6; margin: 0; }
.portfolio-masonry { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.pm-item { position: relative; display: block; overflow: hidden; border-radius: 11px; background: #d6e1ed; aspect-ratio: 4 / 3; }
.pm-item:first-child, .pm-item:nth-child(4) { grid-column: span 2; grid-row: span 2; aspect-ratio: auto; }
.pm-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.pm-item:hover img { transform: scale(1.05); }

/* Lightbox */
.lightbox { position: fixed; z-index: 110; inset: 0; display: grid; place-items: center; padding: 30px; visibility: hidden; opacity: 0; transition: opacity .22s ease, visibility .22s ease; }
.lightbox.is-open { visibility: visible; opacity: 1; }
.lightbox-backdrop { position: absolute; inset: 0; background: rgba(4,16,39,.88); backdrop-filter: blur(6px); }
.lightbox-close { position: absolute; z-index: 2; top: 22px; right: 24px; width: 42px; height: 42px; border: 0; border-radius: 50%; color: #fff; background: rgba(255,255,255,.14); font-size: 28px; line-height: 1; }
.lightbox-close:hover { background: rgba(255,255,255,.24); }
.lightbox-nav { position: absolute; z-index: 2; top: 50%; transform: translateY(-50%); width: 52px; height: 52px; border: 0; border-radius: 50%; color: #fff; background: rgba(255,255,255,.14); font-size: 24px; line-height: 1; }
.lightbox-nav:hover { background: rgba(255,255,255,.24); }
.lightbox-prev { left: 22px; }
.lightbox-next { right: 22px; }
.lightbox-content { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 16px; max-width: min(84vw, 900px); max-height: 80vh; }
.lightbox-image { max-width: 100%; max-height: 72vh; object-fit: contain; border-radius: 11px; box-shadow: 0 24px 60px rgba(0,0,0,.3); }
.lightbox-counter { color: rgba(255,255,255,.72); font-size: 12px; }

/* Quiz banner */
.quiz-section { padding: 0 0 120px; }
.quiz-banner { position: relative; min-height: 370px; display: flex; align-items: center; justify-content: space-between; overflow: hidden; padding: 65px clamp(32px, 6vw, 85px); border-radius: 18px; background: linear-gradient(104deg, #06255f 0%, #0a438f 70%, #0c519e 100%); color: #fff; }
.quiz-banner::before { content: ""; position: absolute; right: 5%; bottom: -50%; width: 50%; height: 180%; opacity: .25; background-image: linear-gradient(90deg, rgba(255,255,255,.45) 1px, transparent 1px), linear-gradient(0deg, rgba(255,255,255,.45) 1px, transparent 1px); background-size: 47px 47px; transform: perspective(700px) rotateY(-29deg); }
.quiz-banner-copy { position: relative; z-index: 1; width: 58%; }
.quiz-banner .eyebrow { color: #b7d4ff; }
.quiz-banner h2 { margin-bottom: 17px; }
.quiz-banner-copy > p:not(.eyebrow) { max-width: 520px; margin-bottom: 26px; color: #d1def4; font-size: 15px; line-height: 1.62; }
.quiz-banner-copy small { display: block; margin-top: 18px; color: #adc8ee; font-size: 11px; }
.quiz-visual { position: relative; z-index: 1; flex: 0 0 310px; height: 250px; display: grid; place-items: center; }
.quiz-window-frame { width: 198px; height: 224px; position: relative; border: 12px solid rgba(255,255,255,.87); box-shadow: 0 0 0 1px rgba(190,216,253,.4), inset 0 0 50px rgba(255,255,255,.24); transform: perspective(450px) rotateY(-16deg); }
.quiz-window-frame::after { content: ""; position: absolute; inset: -12px; border: 1px solid rgba(255,255,255,.65); transform: translate(16px, -14px); }
.quiz-window-frame span { position: absolute; background: rgba(255,255,255,.84); }
.quiz-window-frame span:nth-child(1) { top: 47%; left: 0; right: 0; height: 7px; }
.quiz-window-frame span:nth-child(2) { left: 48%; top: 0; bottom: 0; width: 7px; }
.quiz-window-frame span:nth-child(3) { top: 22%; left: 0; right: 0; height: 2px; opacity: .45; }
.quiz-window-frame span:nth-child(4) { left: 23%; top: 0; bottom: 0; width: 2px; opacity: .45; }
.quiz-corner-card { position: absolute; right: -8px; bottom: 20px; display: flex; align-items: center; gap: 10px; padding: 13px 16px; color: var(--ink); border-radius: 9px; background: #fff; box-shadow: 0 17px 30px rgba(0,12,39,.24); }
.quiz-corner-card b { color: var(--navy); font-size: 28px; line-height: 1; }
.quiz-corner-card span { font-size: 11px; line-height: 1.25; }

/* Trust */
.reviews-section { padding-top: 0; }
.compact-heading { margin-bottom: 38px; }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #dce3ee; border-bottom: 1px solid #dce3ee; }
.trust-grid article { min-height: 210px; padding: 29px 26px 25px; border-right: 1px solid #dce3ee; }
.trust-grid article:last-child { border-right: 0; }
.trust-num { display: block; margin-bottom: 36px; color: var(--blue); font-size: 11px; letter-spacing: .08em; }
.trust-grid h3 { margin-bottom: 10px; font-size: 20px; }
.trust-grid p { margin-bottom: 0; color: #77808e; font-size: 13px; line-height: 1.55; }

/* Footer */
.site-footer { padding-top: 66px; color: #fff; background: #20242b; }
.footer-top { display: grid; grid-template-columns: .85fr 1.35fr; gap: 80px; padding-bottom: 59px; }
.footer-brand > p { max-width: 320px; margin: 21px 0 0; color: #aeb7c5; font-size: 13px; line-height: 1.62; }
.site-footer .brand-mark { background: rgba(255,255,255,.96); border-radius: 3px; }
.site-footer .brand-name { color: #fff; }
.site-footer .brand-name small { color: #a7b1c1; }
.footer-columns { display: grid; grid-template-columns: .75fr .95fr 1.25fr; gap: 36px; }
.footer-columns > div { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer-columns > div > span { margin-bottom: 6px; color: #8593a8; font-size: 10px; letter-spacing: .15em; font-weight: 800; text-transform: uppercase; }
.footer-columns a { color: #fff; font-size: 13px; }
.footer-columns a:hover { color: #a9c8ff; }
.footer-contact .footer-phone { margin: 2px 0 4px; font-size: 17px; font-weight: 700; }
.footer-contact p { margin: 9px 0 0; color: #aeb7c5; font-size: 12px; line-height: 1.6; }
.footer-bottom { min-height: 59px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px 20px; border-top: 1px solid #3b424d; color: #8894a5; font-size: 11px; }
.footer-bottom a { color: #d6e0ec; }
.developer-credit a { color: #fff; font-weight: 700; }

/* Service page */
.service-page .site-header { position: sticky; }
.service-hero { padding: 25px 0 95px; overflow: hidden; background: linear-gradient(122deg, #fff 0%, #fff 57%, #eff6fb 100%); }
.breadcrumbs { display: flex; gap: 9px; padding: 12px 0 51px; color: #707987; font-size: 11px; }
.breadcrumbs a:hover { color: var(--navy); }
.breadcrumbs b { color: #384351; font-weight: 600; }
.service-hero-grid { display: grid; grid-template-columns: .96fr 1.04fr; align-items: center; gap: 55px; }
.service-hero-copy h1 { margin-bottom: 24px; font-size: clamp(49px, 5.1vw, 84px); }
.service-hero-copy h1 em { color: var(--navy); font-style: normal; }
.service-hero-copy .hero-lead { max-width: 570px; }
.service-hero-meta { display: flex; flex-wrap: wrap; gap: 15px 30px; margin-top: 48px; color: #6f7784; font-size: 11px; }
.service-hero-meta b { margin-right: 7px; color: var(--navy); }
.service-hero-media { position: relative; min-height: 510px; overflow: hidden; border-radius: 16px 0 16px 16px; box-shadow: -18px 18px 38px rgba(17,48,93,.12); }
.service-hero-media > img { width: 100%; height: 100%; object-fit: cover; }
.service-hero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(7,21,49,.58), transparent 58%); }
.service-photo-label { position: absolute; z-index: 1; left: 30px; bottom: 28px; color: #fff; }
.service-photo-label span { display: block; margin-bottom: 10px; color: #d1e0fb; font-size: 10px; letter-spacing: .13em; font-weight: 800; }
.service-photo-label strong { display: block; font-size: 27px; line-height: 1.02; letter-spacing: -.05em; }
.hero-frame-line { position: absolute; top: 19px; left: -24px; z-index: 1; width: 42%; height: 45%; border-top: 1px solid var(--navy); border-left: 1px solid var(--navy); }
.policy-hero { padding-bottom: 80px; }
.policy-content { max-width: 920px; }
.policy-content h1 { margin-bottom: 28px; font-size: clamp(44px, 5vw, 76px); }
.policy-content h2 { margin: 34px 0 12px; font-size: 26px; }
.policy-content p { max-width: 820px; color: #5f6875; font-size: 16px; line-height: 1.7; }
.policy-content a { color: var(--navy); text-decoration: underline; text-underline-offset: 3px; }

/* About page */
.about-page-hero { padding: 25px 0 96px; background: linear-gradient(122deg, #fff 0%, #fff 55%, #edf5fb 100%); overflow: hidden; }
.about-page-hero-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: clamp(40px, 6vw, 84px); align-items: center; }
.about-page-copy, .about-production-copy { min-width: 0; }
.about-page-copy h1 { margin-bottom: 24px; font-size: clamp(50px, 5.8vw, 92px); }
.about-page-copy h1 span { display: inline; }
.about-page-copy p:not(.eyebrow) { max-width: 620px; color: #5f6875; font-size: 16px; line-height: 1.7; }
.about-page-copy strong { color: var(--ink); }
.about-page-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.about-page-hero-image { position: relative; min-height: 520px; overflow: hidden; border-radius: 18px 0 18px 18px; box-shadow: -18px 18px 38px rgba(17,48,93,.12); }
.about-page-hero-image img { width: 100%; height: 100%; object-fit: cover; }
.about-page-hero-image::after { content: "СОБСТВЕННОЕ ПРОИЗВОДСТВО"; position: absolute; left: 26px; bottom: 24px; padding: 12px 14px; border-radius: 8px; color: #fff; background: rgba(6,37,95,.88); font-size: 10px; font-weight: 800; letter-spacing: .14em; }
.about-page-facts-section { padding-top: 80px; }
.about-page-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.about-page-facts article { min-height: 230px; display: flex; flex-direction: column; padding: 28px; border-radius: 14px; border: 1px solid #e3e9f1; background: #fff; }
.about-page-facts span { margin-bottom: auto; color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.about-page-facts b { display: block; margin: 34px 0 12px; color: var(--ink); font-size: 24px; line-height: 1.05; letter-spacing: -.04em; }
.about-page-facts p { margin: 0; color: #6b7482; font-size: 13px; line-height: 1.55; }
.about-production-section { background: #f5f8fc; }
.about-production-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: clamp(45px, 7vw, 105px); align-items: center; }
.about-production-image { min-height: 520px; overflow: hidden; border-radius: 16px; box-shadow: var(--shadow); }
.about-production-image img { width: 100%; height: 100%; object-fit: cover; }
.about-production-copy h2 { margin-bottom: 22px; }
.about-equipment-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-rows: 250px; gap: 12px; }
.about-equipment-grid article { position: relative; overflow: hidden; border-radius: 14px; background: #d6e1ed; }
.about-equipment-grid article:first-child, .about-equipment-grid .wide { grid-column: span 2; grid-row: span 2; }
.about-equipment-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.about-equipment-grid article:hover img { transform: scale(1.04); }
.about-equipment-grid article::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(5,20,44,.62), transparent 58%); }
.about-equipment-grid span { position: absolute; z-index: 1; left: 20px; right: 20px; bottom: 18px; color: #fff; font-weight: 700; font-size: 15px; }
.service-intro { padding-bottom: 100px; }
.service-intro-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; margin-bottom: 58px; }
.service-intro-grid h2 { margin-bottom: 0; }
.service-intro-grid .section-text { margin-bottom: 18px; }
.solution-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.solution-card { min-height: 330px; padding: 31px; border-radius: 14px; background: #f4f7fb; }
.solution-card.is-accent { color: #fff; background: var(--navy); }
.solution-number { display: block; margin-bottom: 44px; color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.solution-card.is-accent .solution-number { color: #bdd6fa; }
.solution-card h3 { margin-bottom: 14px; font-size: 25px; }
.solution-card p { min-height: 76px; color: #6a7482; font-size: 13px; line-height: 1.6; }
.solution-card.is-accent p { color: #d4e1f5; }
.solution-card ul { margin: 20px 0 0; padding: 0; list-style: none; }
.solution-card li { position: relative; padding: 6px 0 6px 17px; color: #657181; font-size: 12px; }
.solution-card li::before { content: ""; position: absolute; left: 0; top: 12px; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }
.solution-card.is-accent li { color: #d4e1f5; }
.solution-card.is-accent li::before { background: #fff; }
.advantages-section { padding: 112px 0; background: #f6f9fc; }
.advantages-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(55px, 9vw, 155px); }
.advantages-copy h2 { margin-bottom: 20px; }
.advantages-list { border-top: 1px solid #d9e2ee; }
.advantages-list article { display: grid; grid-template-columns: 60px 1fr; padding: 21px 0; border-bottom: 1px solid #d9e2ee; }
.advantages-list b { color: var(--navy); font-size: 12px; }
.advantages-list strong { display: block; margin-bottom: 5px; font-size: 16px; }
.advantages-list p { margin: 0; color: #6a7380; font-size: 13px; line-height: 1.56; }
.comparison-section { padding-bottom: 112px; }
.comparison-table { border-top: 1px solid #dce4ee; }
.comparison-head, .comparison-row { display: grid; grid-template-columns: 1.1fr 1.3fr 1.18fr .7fr; align-items: center; column-gap: 20px; }
.comparison-head { min-height: 52px; color: #7c8794; font-size: 10px; letter-spacing: .11em; text-transform: uppercase; }
.comparison-row { min-height: 95px; border-top: 1px solid #dce4ee; color: #6a7481; font-size: 13px; }
.comparison-row:last-child { border-bottom: 1px solid #dce4ee; }
.comparison-row b { color: var(--ink); font-size: 16px; letter-spacing: -.02em; }
.comparison-row button { justify-self: start; padding: 0; border: 0; background: transparent; color: var(--navy); font-weight: 800; font-size: 12px; white-space: nowrap; }
.mini-case { background: #f5f8fc; }
.mini-case-grid { display: grid; grid-template-columns: 1fr 1fr; min-height: 460px; overflow: hidden; border-radius: 15px; background: #fff; }
.mini-case-image { position: relative; min-height: 420px; }
.mini-case-image img { width: 100%; height: 100%; object-fit: cover; }
.case-tag { position: absolute; top: 25px; left: 25px; padding: 9px 11px; color: #fff; background: rgba(5,36,88,.86); backdrop-filter: blur(9px); font-size: 9px; letter-spacing: .13em; font-weight: 800; }
.mini-case-copy { padding: 68px clamp(35px, 6vw, 88px); }
.mini-case-copy h2 { margin-bottom: 18px; font-size: clamp(36px, 3vw, 52px); }
.mini-case-copy dl { margin: 32px 0 0; border-top: 1px solid #dce4ed; }
.mini-case-copy dl > div { display: flex; justify-content: space-between; gap: 10px; padding: 10px 0; border-bottom: 1px solid #dce4ed; }
.mini-case-copy dt, .mini-case-copy dd { margin: 0; font-size: 12px; }
.mini-case-copy dt { color: #7d8794; }
.mini-case-copy dd { color: #38424e; text-align: right; }
.service-quiz { padding: 0 0 118px; }
.service-quiz-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; padding: 63px clamp(35px, 6vw, 84px); color: #fff; border-radius: 16px; background: var(--ink); }
.service-quiz-inner .eyebrow { color: #a9c7fc; }
.service-quiz-inner h2 { margin: 0; font-size: clamp(38px, 3.6vw, 58px); }
.service-quiz-inner > div:last-child { align-self: end; padding-bottom: 4px; }
.service-quiz-inner p:not(.eyebrow) { max-width: 420px; color: #c5ccd6; font-size: 15px; line-height: 1.6; }
.service-quiz-inner small { display: block; margin-top: 17px; color: #aab4c2; font-size: 11px; }

/* Modals & quiz */
.modal { position: fixed; z-index: 100; inset: 0; display: grid; place-items: center; padding: 24px; visibility: hidden; opacity: 0; transition: opacity .22s ease, visibility .22s ease; }
.modal.is-open { visibility: visible; opacity: 1; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(10,19,35,.63); backdrop-filter: blur(4px); }
.quiz-modal-card { position: relative; z-index: 1; width: min(960px, 100%); min-height: 570px; display: grid; grid-template-columns: 286px 1fr; overflow: hidden; border-radius: 17px; background: #fff; box-shadow: 0 24px 70px rgba(4,16,39,.3); transform: translateY(15px) scale(.985); transition: transform .22s ease; }
.modal.is-open .quiz-modal-card { transform: translateY(0) scale(1); }
.modal-close { position: absolute; z-index: 3; top: 16px; right: 17px; width: 37px; height: 37px; border: 0; border-radius: 50%; color: #202833; background: #eef2f7; font-size: 26px; line-height: 1; }
.modal-close:hover { background: #e1e8f1; }
.quiz-modal-aside { position: relative; display: flex; flex-direction: column; padding: 43px 35px; overflow: hidden; color: #fff; background: linear-gradient(143deg, #06265f, #0a4da5); }
.quiz-modal-aside::after { content: ""; position: absolute; width: 360px; height: 360px; right: -160px; bottom: -135px; border: 1px solid rgba(255,255,255,.42); border-radius: 50%; box-shadow: 0 0 0 48px rgba(255,255,255,.06), 0 0 0 98px rgba(255,255,255,.05); }
.aside-line { width: 40px; height: 2px; margin-bottom: auto; background: #e3efff; }
.quiz-modal-aside p { margin: 0 0 15px; color: #b8d3ff; font-size: 11px; letter-spacing: .16em; font-weight: 800; }
.quiz-modal-aside strong { position: relative; z-index: 1; margin-bottom: 12px; font-size: 33px; line-height: 1.04; letter-spacing: -.05em; }
.quiz-modal-aside span { position: relative; z-index: 1; color: #c6daf8; font-size: 12px; }
.quiz-form { padding: 44px 54px 28px; display: flex; flex-direction: column; min-width: 0; }
.quiz-top { display: flex; align-items: center; gap: 16px; margin-bottom: 32px; color: #6f7886; font-size: 11px; }
.quiz-progress { overflow: hidden; flex: 1; height: 4px; border-radius: 8px; background: #e6edf6; }
.quiz-progress i { display: block; width: 20%; height: 100%; background: var(--navy); transition: width .25s ease; }
.quiz-step { display: none; min-height: 350px; }
.quiz-step.is-visible { display: block; animation: quizIn .22s ease; }
@keyframes quizIn { from { opacity: 0; transform: translateX(8px); } to { opacity: 1; transform: none; } }
.quiz-kicker { margin: 0 0 11px; color: var(--blue); font-size: 10px; letter-spacing: .15em; font-weight: 800; }
.quiz-step h2 { margin-bottom: 26px; font-size: 35px; }
.option-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; }
.option-grid-3 { grid-template-columns: repeat(3, 1fr); }
.quiz-option { min-height: 89px; display: flex; align-items: flex-start; justify-content: center; flex-direction: column; gap: 5px; padding: 15px; border: 1px solid #dee6ef; border-radius: 8px; color: #323944; background: #fff; text-align: left; transition: border-color .18s ease, background .18s ease, color .18s ease, transform .18s ease; }
.quiz-option:hover { transform: translateY(-2px); border-color: #9cb7df; }
.quiz-option.is-selected { color: var(--navy); border-color: var(--navy); background: #f0f6ff; }
.quiz-option span { font-size: 13px; font-weight: 700; line-height: 1.35; }
.quiz-option small { color: #788493; font-size: 11px; }
.mini-icon { position: relative; width: 29px; height: 26px; display: block; margin-bottom: 4px; color: var(--navy); }
.mini-icon.window { border: 2px solid currentColor; }
.mini-icon.window::after { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background: currentColor; }
.mini-icon.house { border: 2px solid currentColor; border-top: 0; margin-top: 7px; height: 20px; }
.mini-icon.house::before { content: ""; position: absolute; width: 19px; height: 19px; left: 3px; top: -12px; border-left: 2px solid currentColor; border-top: 2px solid currentColor; transform: rotate(45deg); }
.mini-icon.balcony { border: 2px solid currentColor; border-bottom-width: 5px; }
.mini-icon.terrace { border: 2px solid currentColor; border-top-width: 5px; }
.mini-icon.building { border: 2px solid currentColor; }
.mini-icon.building::after { content: ""; position: absolute; inset: 4px; background: repeating-linear-gradient(90deg, currentColor 0 2px, transparent 2px 7px), repeating-linear-gradient(0deg, currentColor 0 2px, transparent 2px 7px); opacity: .7; }
.mini-icon.chat { border: 2px solid currentColor; border-radius: 6px; }
.mini-icon.chat::after { content: ""; position: absolute; left: 4px; bottom: -6px; width: 8px; height: 8px; border-left: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: skewY(-35deg); }
.quiz-description { margin: -10px 0 20px; max-width: 510px; color: #6b7685; font-size: 14px; line-height: 1.55; }
.form-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.form-fields label:last-child { grid-column: span 2; }
.form-fields label { display: flex; flex-direction: column; gap: 7px; color: #606a78; font-size: 11px; font-weight: 700; }
.form-fields input { min-height: 45px; padding: 0 13px; outline: 0; border: 1px solid #dce5ef; border-radius: 6px; background: #fff; color: #253140; font-size: 13px; }
.form-fields input:focus { border-color: var(--navy); box-shadow: 0 0 0 3px rgba(8,56,131,.09); }
.consent { display: flex; align-items: flex-start; gap: 8px; margin-top: 15px; color: #727d8b; font-size: 11px; line-height: 1.4; }
.consent a { color: var(--navy); text-decoration: underline; text-underline-offset: 2px; }
.consent input { margin: 1px 0 0; accent-color: var(--navy); }
.quiz-nav { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 20px; }
.back-button { padding: 7px 0; border: 0; background: transparent; color: #6d7886; font-size: 12px; font-weight: 700; }
.back-button:disabled { visibility: hidden; }
.quiz-success { position: absolute; z-index: 2; top: 0; right: 0; bottom: 0; left: 286px; display: none; justify-content: center; flex-direction: column; padding: 55px; background: #fff; }
.quiz-success h2 { margin: 0 0 15px; font-size: 56px; }
.quiz-success p:not(.quiz-kicker) { max-width: 450px; margin-bottom: 28px; color: #647080; font-size: 16px; line-height: 1.6; }
.video-modal-card { position: relative; z-index: 1; width: min(1040px, 100%); overflow: hidden; border-radius: 16px; background: #061f4d; transform: scale(.97); transition: transform .2s ease; }
.modal.is-open .video-modal-card { transform: scale(1); }
.video-frame { background: #061f4d; color: #fff; }
.video-player { width: 100%; max-height: min(76vh, 680px); display: block; background: #061f4d; }
.video-caption { padding: 22px 28px 25px; }
.video-caption h2 { margin: 0 0 7px; font-size: 28px; }
.video-caption p { margin: 0; color: #c7d7ef; font-size: 13px; line-height: 1.5; }
.video-poster { position: relative; min-height: 500px; display: grid; place-items: center; overflow: hidden; text-align: center; color: #fff; }
.video-poster::after { content: ""; position: absolute; inset: 0; background: rgba(0,20,56,.64); }
.video-poster img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.video-poster > div { position: relative; z-index: 1; max-width: 440px; padding: 20px; }
.video-poster h2 { margin: 18px 0 12px; font-size: 43px; }
.video-poster p { margin: 0; color: #d9e6fb; font-size: 14px; line-height: 1.5; }

/* Catalog grid (services listing) */
.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.catalog-card { position: relative; display: flex; min-height: 340px; overflow: hidden; border-radius: 14px; background: #d6e1ed; transition: transform .24s ease, box-shadow .24s ease; }
.catalog-card-button { width: 100%; padding: 0; border: 0; text-align: left; cursor: pointer; }
.catalog-card:hover { transform: translateY(-5px); box-shadow: 0 18px 34px rgba(20,51,100,.1); }
.catalog-card-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.catalog-card-overlay { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(5,20,44,.76) 0%, rgba(5,20,44,.38) 65%, rgba(5,20,44,.15) 100%); }
.catalog-card-copy { position: relative; z-index: 1; display: flex; flex-direction: column; justify-content: flex-end; padding: 28px; color: #fff; }
.catalog-card-copy h3 { margin-bottom: 10px; font-size: 22px; }
.catalog-card-copy p { margin-bottom: 14px; color: #d0dcee; font-size: 13px; line-height: 1.55; }
.catalog-card-link { color: #fff; font-size: 12px; font-weight: 700; }
.catalog-card-link:hover { text-decoration: underline; }

/* Section alt background */
.section-alt { background: #f5f8fc; }

/* Stats bar */
.stats-bar { padding: 50px 0; background: var(--navy); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat-item { text-align: center; color: #fff; padding: 10px; }
.stat-num { display: block; font-size: 30px; font-weight: 700; letter-spacing: -.03em; }
.stat-item small { display: block; margin-top: 6px; color: #b8cff0; font-size: 12px; }

/* Types grid */
.types-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.type-card { padding: 32px; border-radius: 14px; border: 1px solid #e3e9f1; background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
.type-card:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(20,51,100,.08); }
.type-card h3 { margin-bottom: 12px; font-size: 20px; }
.type-card p { margin: 0; color: #647080; font-size: 14px; line-height: 1.6; }

/* Advantages grid */
.advantage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.advantage-card { padding: 28px; border-radius: 14px; background: #fff; border: 1px solid #e3e9f1; }
.advantage-card h3 { margin-bottom: 12px; font-size: 18px; }
.advantage-card p { margin: 0; color: #647080; font-size: 14px; line-height: 1.6; }

/* Quiz validation flash */
.quiz-needs-answer .quiz-option { animation: shake .25s ease; }
@keyframes shake { 0%,100%{transform:translateX(0)} 20%{transform:translateX(-4px)} 40%{transform:translateX(4px)} 60%{transform:translateX(-4px)} 80%{transform:translateX(4px)} }

@media (max-width: 960px) {
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .types-grid { grid-template-columns: repeat(2, 1fr); }
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 660px) {
  .catalog-grid { grid-template-columns: 1fr; }
  .stats-bar { padding: 36px 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat-num { font-size: 24px; }
  .types-grid { grid-template-columns: 1fr; }
  .advantage-grid { grid-template-columns: 1fr; }
  .type-card { padding: 24px; }
  .advantage-card { padding: 22px; }
}

/* Responsive */
@media (max-width: 1180px) {
  .container { width: min(calc(100% - 48px), var(--container)); }
  .main-nav { gap: 16px; }
  .main-nav a, .nav-quiz { font-size: 12px; }
  .header-actions { gap: 14px; }
  .phone { font-size: 13px; }
  .hero-grid { grid-template-columns: 50% 50%; }
  .hero-copy { padding-right: 18px; }
  .heading-side { width: 58%; }
  .process-layout { gap: 70px; }
  .projects-showcase { grid-auto-rows: 225px; }
  .footer-top { gap: 45px; }
  .about-page-facts { grid-template-columns: repeat(2, 1fr); }
  .about-equipment-grid { grid-auto-rows: 220px; }
}
@media (max-width: 960px) {
  .section { padding: 90px 0; }
  .main-nav, .header-actions { display: none; }
  .header-inner { min-height: 67px; justify-content: space-between; }
  .menu-toggle { display: block; }
  .site-header.nav-open .main-nav { position: absolute; z-index: 10; top: 67px; right: 0; left: 0; display: flex; align-items: stretch; flex-direction: column; gap: 0; padding: 12px 24px 18px; background: #fff; border-top: 1px solid var(--line); box-shadow: 0 18px 30px rgba(15,34,68,.12); }
  .site-header.nav-open .main-nav a, .site-header.nav-open .nav-quiz { padding: 12px 0; font-size: 14px; text-align: left; }
  .menu-toggle.is-active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle.is-active span:nth-child(2) { opacity: 0; }
  .menu-toggle.is-active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .hero { padding-top: 34px; }
  .hero-grid { grid-template-columns: 1fr; min-height: 0; }
  .hero-copy { padding: 40px 0 44px; }
  .hero-media-frame { min-height: 480px; border-radius: 16px; }
  .hero-media { min-height: 480px; }
  .city-rail-wrap { margin-top: 20px; }
  .section-heading { flex-direction: column; align-items: flex-start; gap: 21px; margin-bottom: 35px; }
  .heading-side { width: 100%; align-items: center; }
  .about-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .process-layout { grid-template-columns: 1fr; gap: 55px; }
  .process-image { min-height: 390px; }
  .projects-showcase { grid-template-columns: 1fr 1fr; grid-auto-rows: 260px; }
  .project-details { grid-template-columns: 1fr; }
  .project-tile-large { grid-row: span 1; min-height: 420px; }
  .project-quote { min-height: 220px; }
  .project-tile-wide { grid-column: span 2; }
  .portfolio-masonry { grid-template-columns: repeat(3, 1fr); }
  .pm-item:first-child, .pm-item:nth-child(4) { grid-column: auto; grid-row: auto; aspect-ratio: 4 / 3; }
  .quiz-banner { min-height: 0; }
  .quiz-banner-copy { width: 66%; }
  .quiz-visual { flex-basis: 270px; transform: scale(.85); transform-origin: center right; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid article:nth-child(2) { border-right: 0; }
  .trust-grid article:nth-child(-n+2) { border-bottom: 1px solid #dce3ee; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .about-page-hero { padding-bottom: 78px; }
  .about-page-copy { max-width: 760px; }
  .about-page-copy h1 { font-size: clamp(46px, 9vw, 76px); }
  .about-page-hero-grid, .about-production-grid { grid-template-columns: 1fr; gap: 38px; }
  .about-page-hero-image, .about-production-image { min-height: 430px; }
  .about-equipment-grid { grid-template-columns: repeat(2, 1fr); }
  .about-equipment-grid article:first-child, .about-equipment-grid .wide { grid-column: span 2; grid-row: span 1; }
  .service-hero-grid, .service-intro-grid, .advantages-layout { grid-template-columns: 1fr; gap: 36px; }
  .service-hero-media { min-height: 430px; }
  .solution-cards { grid-template-columns: 1fr; }
  .solution-card { min-height: 0; }
  .solution-card p { min-height: 0; }
  .mini-case-grid { grid-template-columns: 1fr; }
  .mini-case-image { min-height: 350px; }
  .service-quiz-inner { grid-template-columns: 1fr; gap: 28px; }
  .quiz-modal-card { grid-template-columns: 220px 1fr; }
  .quiz-modal-aside { padding: 34px 25px; }
  .quiz-modal-aside strong { font-size: 28px; }
  .quiz-form { padding: 40px 34px 27px; }
  .quiz-success { left: 220px; }
}
@media (max-width: 660px) {
  .container { width: min(calc(100% - 32px), var(--container)); }
  .section { padding: 70px 0; }
  h1 { font-size: clamp(48px, 15vw, 70px); }
  h2 { font-size: clamp(35px, 10vw, 49px); }
  .brand-mark { width: 35px; height: 39px; }
  .brand-mark img { width: 38px; height: 38px; }
  .brand-name { font-size: 15px; }
  .brand-name small { font-size: 5.2px; }
  .hero-copy { padding: 32px 0 34px; }
  .hero-copy h1 { margin-bottom: 24px; }
  .hero-city-line { font-size: clamp(28px, 9vw, 52px); }
  .hero-lead { font-size: 15px; }
  .hero-stats { margin-top: 36px; flex-wrap: wrap; }
  .hero-stats article { width: 50%; margin: 0; padding: 0 17px 17px 0; border: 0; }
  .hero-stats article:last-child { width: 100%; padding: 0; }
  .hero-media { min-height: 390px; }
  .hero-media-frame { min-height: 390px; }
  .geo-chip { top: 25px; left: 7%; }
  .coverage-card { left: 7%; bottom: 23px; max-width: 265px; padding: 18px; }
  .coverage-card strong { font-size: 16px; }
  .coverage-card p { font-size: 11px; }
  .hero-play { right: 7%; bottom: 24px; width: 58px; height: 58px; }
  .city-rail-caption { display: none; }
  .city-item { flex-basis: 140px; }
  .city-next { width: 43px; flex-basis: 43px; }
  .heading-side { align-items: flex-start; flex-direction: column; gap: 21px; }
  .service-grid { grid-template-columns: 1fr; }
  .about-facts { grid-template-columns: 1fr; }
  .about-facts article { min-height: 150px; }
  .service-card { min-height: 238px; }
  .process-image { min-height: 300px; }
  .round-stamp { right: -12px; bottom: 16px; width: 110px; height: 110px; padding: 17px; font-size: 8px; }
  .projects-showcase { grid-template-columns: 1fr; grid-auto-rows: auto; gap: 12px; }
  .project-card, .project-tile-large, .project-tile-wide { min-height: 315px; grid-column: auto; grid-row: auto; }
  .project-card img { aspect-ratio: 4 / 3; }
  .portfolio-masonry { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .pm-item:first-child, .pm-item:nth-child(4) { grid-column: auto; grid-row: auto; aspect-ratio: 4 / 3; }
  .lightbox { padding: 12px; }
  .lightbox-nav { width: 40px; height: 40px; font-size: 18px; }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
  .lightbox-close { top: 12px; right: 12px; width: 36px; height: 36px; font-size: 22px; }
  .project-info strong { font-size: 22px; }
  .project-quote { min-height: 180px; }
  .project-quote p { font-size: 20px; }
  .quiz-section { padding-bottom: 70px; }
  .quiz-banner { display: block; padding: 44px 26px; }
  .quiz-banner-copy { width: 100%; }
  .quiz-banner h2 { font-size: 38px; }
  .quiz-visual { display: none; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-grid article, .trust-grid article:nth-child(2) { min-height: auto; padding: 25px 0; border-right: 0; border-bottom: 1px solid #dce3ee; }
  .trust-grid article:last-child { border-bottom: 0; }
  .trust-num { margin-bottom: 17px; }
  .footer-columns { grid-template-columns: 1fr 1fr; gap: 32px 20px; }
  .footer-contact { grid-column: span 2; }
  .footer-bottom { min-height: 0; align-items: flex-start; flex-direction: column; padding: 18px 0; gap: 7px; }
  .about-page-hero { padding: 20px 0 64px; }
  .about-page-copy h1 { font-size: clamp(32px, 7.2vw, 44px); line-height: 1.08; }
  .about-page-copy h1 span { display: block; }
  .about-page-copy p:not(.eyebrow) { font-size: 15px; }
  .about-page-actions .button, .about-page-actions .outline-button { width: 100%; justify-content: center; }
  .about-page-hero-image, .about-production-image { min-height: 320px; border-radius: 14px; }
  .about-page-hero-image::after { left: 16px; right: 16px; bottom: 16px; text-align: center; }
  .about-page-facts-section { padding-top: 60px; }
  .about-page-facts { grid-template-columns: 1fr; }
  .about-page-facts article { min-height: 0; padding: 24px; }
  .about-page-facts b { margin-top: 24px; font-size: 22px; }
  .about-equipment-grid { grid-template-columns: 1fr; grid-auto-rows: 260px; }
  .about-equipment-grid article:first-child, .about-equipment-grid .wide { grid-column: auto; grid-row: auto; }
  .breadcrumbs { padding-bottom: 34px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
  .service-hero { padding-bottom: 65px; }
  .service-hero-copy h1 { font-size: clamp(43px, 13vw, 62px); }
  .service-hero-media { min-height: 350px; }
  .service-hero-meta { gap: 12px 15px; margin-top: 34px; }
  .solution-cards { gap: 10px; }
  .comparison-head { display: none; }
  .comparison-row { display: grid; grid-template-columns: 1fr; gap: 5px; min-height: 0; padding: 21px 0; }
  .comparison-row button { margin-top: 8px; }
  .mini-case-image { min-height: 270px; }
  .mini-case-copy { padding: 42px 26px; }
  .mini-case-copy dl > div { display: block; }
  .mini-case-copy dd { margin-top: 3px; text-align: left; }
  .service-quiz { padding-bottom: 70px; }
  .service-quiz-inner { padding: 44px 26px; }
  .service-quiz-inner h2 { font-size: 36px; }
  .modal { padding: 0; align-items: flex-end; }
  .quiz-modal-card { width: 100%; min-height: min(738px, 100dvh); max-height: 100dvh; grid-template-columns: 1fr; overflow: auto; border-radius: 16px 16px 0 0; }
  .quiz-modal-aside { display: none; }
  .quiz-form { min-height: 100dvh; padding: 40px 21px 19px; }
  .quiz-step { min-height: 0; }
  .quiz-step h2 { font-size: 32px; }
  .option-grid, .option-grid-3 { grid-template-columns: 1fr 1fr; }
  .quiz-option { min-height: 78px; padding: 12px; }
  .quiz-nav { margin-top: 24px; }
  .quiz-nav .button { min-height: 47px; padding: 0 16px; }
  .form-fields { grid-template-columns: 1fr; }
  .form-fields label:last-child { grid-column: auto; }
  .quiz-success { left: 0; padding: 45px 25px; display: none; }
  .video-modal-card { width: 100%; border-radius: 16px 16px 0 0; }
  .video-player { max-height: 58vh; }
  .video-caption { padding: 18px 21px 22px; }
  .video-caption h2 { font-size: 24px; }
  .video-poster { min-height: 370px; }
  .video-poster h2 { font-size: 35px; }
}

@media (max-width: 420px) {
  .container { width: min(calc(100% - 24px), var(--container)); }
  .about-page-hero { padding-top: 14px; }
  .about-page-copy h1 { font-size: clamp(30px, 8vw, 34px); line-height: 1.1; }
  .about-page-copy p:not(.eyebrow), .about-production-copy .section-text { font-size: 14px; line-height: 1.62; }
  .about-page-actions { gap: 10px; margin-top: 24px; }
  .about-page-actions .button, .about-page-actions .outline-button { min-height: 48px; padding: 0 16px; }
  .about-page-hero-image, .about-production-image { min-height: 255px; }
  .about-page-facts-section { padding-top: 42px; }
  .about-equipment-grid { grid-auto-rows: 220px; }
  .about-equipment-grid span { left: 16px; right: 16px; bottom: 15px; font-size: 14px; }
  .process-list li { gap: 14px; }
  .service-quiz-inner { padding: 34px 20px; }
  .service-quiz-inner h2 { font-size: 30px; }
}