:root {
  --brand: #0d55b8; --brand-dark: #083974; --ink: #10243e;
  --muted: #506179; --line: #dce5f0; --paper: #f1f6fc;
  --hero-height: clamp(760px, 52vw, 1040px);
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; min-width: 320px; font-family: "Segoe UI", Arial, sans-serif; color: var(--ink); background: #fff; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: wait; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
p { line-height: 1.65; }
button, a, summary { touch-action: manipulation; }
:focus-visible { outline: 3px solid #3984e7; outline-offset: 5px; }
::selection { color: white; background: var(--brand); }
.container { width: min(1360px, calc(100% - 80px)); margin-inline: auto; }
.section { padding-block: 110px; }
.eyebrow { margin: 0 0 24px; color: var(--brand); font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
h2 { margin: 0; font-size: clamp(34px, 3.25vw, 50px); font-weight: 650; line-height: 1.13; letter-spacing: -.045em; }
h2 em { font-style: normal; color: var(--brand); }
.button { display: inline-flex; flex-shrink: 0; align-items: center; justify-content: center; gap: 13px; min-height: 60px; padding: 17px 28px; border: 1px solid transparent; border-radius: 10px; color: #fff; background: var(--brand); font-size: 16px; font-weight: 650; line-height: 1.3; transition: background .2s, box-shadow .2s; }
.button:hover { background: #084692; box-shadow: 0 8px 24px #0d55b825; }
.button--light { background: #2471d6; }
.button--white { color: var(--brand); background: #fff; }
.button--white:hover { background: #e6f0ff; }
.button--white .max-button-icon { filter: brightness(0) saturate(100%) invert(25%) sepia(95%) saturate(1727%) hue-rotate(204deg); }
.max-button-icon { flex: 0 0 24px; width: 24px; height: 24px; }
.text-link { display: inline-flex; align-items: center; gap: 30px; color: var(--brand); font-size: 17px; font-weight: 650; border-bottom: 1px solid currentColor; padding-block: 12px; }
.text-link span { font-size: 24px; }
.text-link:hover { color: #3984e7; }
.status-dot { display: inline-block; flex: 0 0 7px; width: 7px; height: 7px; margin-right: 9px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 5px #0d55b813; }
.skip-link { position: fixed; z-index: 20; left: 16px; top: -80px; clip-path: inset(50%); background: #fff; color: var(--brand); padding: 14px 22px; }
.skip-link:focus { top: 16px; clip-path: none; }

/* One scene coordinate system for both supplied images and the toggle.
   Only the side panel is exposed; the room, person, edges and shadows remain base pixels. */
.hero { display: flow-root; position: relative; min-height: var(--hero-height); overflow: clip; isolation: isolate; background: #e6eff7; }
.hero__visual { position: absolute; inset: 0; z-index: -1; container-type: size; }
.hero__scene { position: absolute; right: -80px; bottom: 0; width: max(100cqw, 229.9879cqh); height: max(100cqh, 43.4805cqw); }
.hero__bg { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: fill; }
.hero__bg--cutaway {
  clip-path: polygon(59.7% 55.95%, 69.1% 55.95%, 69.1% 89.55%, 59.7% 89.55%);
  opacity: 0; transition: opacity 340ms ease; pointer-events: none;
}
.hero.is-cutaway .hero__bg--cutaway { opacity: 1; }
.hero__visual::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, #eef6fc9e, #edf5fc39 48%, transparent 63%); }
.cutaway-toggle { position: absolute; z-index: 2; left: 70.9%; top: 61%; width: 104px; height: 104px; border: 1px solid #ffffffb3; padding: 0; border-radius: 50%; color: var(--brand); background: #fffffff0; box-shadow: 0 10px 35px #08244225; transition: color .2s, background .2s; }
.cutaway-toggle:hover, .cutaway-toggle[aria-pressed="true"] { color: #fff; background: var(--brand); }
.cutaway-toggle__ring { position: absolute; inset: 0; animation: ring-spin 16s linear infinite; }
.cutaway-toggle__ring svg { width: 100%; height: 100%; }
.cutaway-toggle__ring path { fill: none; }
.cutaway-toggle__ring text { fill: currentColor; font-size: 9px; font-weight: 700; letter-spacing: .4px; }
.cutaway-toggle__icon { position: absolute; top: 50%; left: 50%; width: 32px; height: 32px; transform: translate(-50%, -50%) rotate(-90deg); }
.site-header { position: relative; z-index: 3; width: min(1600px, calc(100% - 80px)); margin: 30px auto 0; }
.site-header__inner { display: flex; align-items: center; gap: 30px; }
.site-header__brand { display: block; flex: 0 1 265px; margin-right: auto; }
.site-header__logo { width: 100%; height: auto; }
.site-header__nav { display: flex; gap: 28px; align-items: center; }
.site-header__nav-link { display: inline-flex; gap: 10px; align-items: center; font-size: 14px; white-space: nowrap; font-weight: 500; }
.site-header__nav-link:hover { color: var(--brand); }
.site-header__nav-link span { width: 4px; height: 4px; background: var(--brand); border-radius: 50%; }
.site-header__contacts { display: flex; flex-direction: column; gap: 5px; text-align: right; white-space: nowrap; }
.site-header__phone { font-size: 23px; font-weight: 700; letter-spacing: -.03em; }
.site-header__hours { font-size: 13px; color: var(--muted); }
.site-header__cta { display: inline-flex; justify-content: center; align-items: center; gap: 12px; padding: 18px 22px; min-height: 58px; border-radius: 10px; color: white; background: var(--brand); white-space: nowrap; font-size: 15px; font-weight: 650; transition: background .2s; }
.site-header__cta:hover, .promo-card__button:hover { background: #084692; }
.hero__content { width: min(780px, 53%); margin: 60px 0 70px max(40px, calc((100vw - 1520px) / 2)); }
.hero__eyebrow { font-size: 12px; letter-spacing: .12em; margin-bottom: 22px; }
.hero__title { margin: 0; font-size: clamp(34px, 3.65vw, 66px); font-weight: 650; line-height: 1.13; letter-spacing: -.045em; }
.hero__title-accent { display: block; white-space: nowrap; }
.hero__title-accent--blue { color: var(--brand); }
.hero__title-subline { display: block; margin-top: 23px; font-size: .64em; line-height: 1.14; font-weight: 500; letter-spacing: -.035em; }
.hero__lead { max-width: 515px; margin: 22px 0 0; color: #3f536e; font-size: 17px; line-height: 1.6; }
.hero__benefits { display: flex; flex-wrap: wrap; gap: 10px 17px; margin-top: 24px; font-size: 13px; font-weight: 600; color: #284969; }
.hero__benefits span { display: inline-flex; align-items: center; gap: 7px; }
.hero__benefits span::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--brand); }
.promo-card { display: grid; grid-template-columns: 58px 1fr 175px; gap: 14px 18px; align-items: center; width: min(100%, 630px); margin-top: 30px; padding: 22px 24px; border: 1px solid #fff; border-radius: 14px; background: #ffffffed; box-shadow: 0 14px 44px #173e6920; }
.promo-card__icon { width: 58px; height: 58px; overflow: hidden; }
.promo-card__icon img { width: 100%; height: 100%; object-fit: contain; }
.promo-card__copy { display: contents; }
.promo-card__copy p { grid-column: 2 / 4; margin: 0; font-size: 15px; line-height: 1.55; }
.promo-card__copy strong { color: var(--brand); }
.promo-card__button { grid-column: 1 / 3; display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 55px; color: white; background: var(--brand); border-radius: 8px; font-size: 15px; font-weight: 650; transition: background .2s; }
.timer { grid-column: 3; padding-left: 16px; border-left: 1px solid var(--line); }
.timer__title { margin: 0 0 6px; font-size: 12px; color: var(--muted); }
.timer__value { display: block; color: var(--brand); font-size: 25px; font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -.02em; white-space: nowrap; }
.hero__scroll { position: absolute; bottom: 28px; left: max(40px, calc((100vw - 1520px) / 2)); display: flex; align-items: center; gap: 17px; color: #385776; font-size: 12px; }
.hero__scroll > span:last-child { display: grid; place-items: center; width: 30px; height: 30px; border: 1px solid #3a628044; border-radius: 50%; animation: scroll-nudge 2.5s ease-in-out infinite; }

.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 70px; margin-bottom: 48px; }
.section-intro { max-width: 380px; margin: 0 0 2px; color: var(--muted); font-size: 17px; }
.repair-layout { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: stretch; }
.symptom { border-bottom: 1px solid var(--line); transition: background .3s; }
.symptom:first-child { border-top: 1px solid var(--line); }
.symptom summary { display: flex; align-items: center; gap: 20px; min-height: 88px; padding: 18px 14px; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
.symptom__number { align-self: flex-start; margin-top: 7px; color: #657992; font-size: 12px; font-weight: 600; font-variant-numeric: tabular-nums; }
.symptom summary strong { display: block; font-size: 20px; font-weight: 600; line-height: 1.3; }
.symptom summary small { display: block; margin-top: 5px; color: var(--muted); font-size: 14px; }
.symptom__plus { flex: 0 0 34px; margin-left: auto; display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 50%; line-height: 0; transition: background .3s, color .3s; }
.symptom__plus svg { width: 16px; height: 16px; transform-origin: center; transition: transform .3s; }
.symptom[open] { background: #f3f7fc; border-radius: 12px; border-color: transparent; }
.symptom[open] summary { color: var(--brand); }
.symptom[open] .symptom__plus { background: var(--brand); color: white; border-color: var(--brand); }
.symptom[open] .symptom__plus svg { transform: rotate(45deg); }
.symptom__answer { padding: 0 30px 24px 48px; animation: answer-enter .35s ease-out; }
.symptom__answer h3 { margin: 0 0 8px; font-size: 17px; font-weight: 650; }
.symptom__answer p { font-size: 15px; color: var(--muted); margin: 0; }
.symptom__answer .symptom__parts { margin-top: 16px; color: var(--brand); font-size: 12px; }
.diagnostic { --point-x: 62.7%; --point-y: 84.8%; align-self: start; position: sticky; top: 24px; min-width: 0; overflow: hidden; border: 1px solid #d8e5f4; border-radius: 20px; background: #e9f1f9; }
.diagnostic__top { position: relative; z-index: 2; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 24px 26px; color: var(--brand); font-size: 12px; font-weight: 600; }
.diagnostic__index { color: #48647f; font-variant-numeric: tabular-nums; }
.diagnostic__photo { position: relative; height: 435px; overflow: hidden; background: #a9bed2; container-type: size; }
/* Photo and markers share the source-image coordinates. The room remains intact. */
.diagnostic__scene { position: absolute; width: min(572cqh, 740cqw); aspect-ratio: 1898 / 829; left: 50%; bottom: 0; transform: translate(-63.5%, 9%); }
.diagnostic__scene img { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: fill; }
.diagnostic__photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(#e9f1f92e, transparent 25%, transparent 75%, #e9f1f930); pointer-events: none; }
.diagnostic__scan { position: absolute; z-index: 1; left: 59.8%; width: 9.3%; top: 56.5%; height: 1px; background: #91e7ff; box-shadow: 0 0 12px 3px #25b3efaa; animation: diagnostic-scan 5s ease-in-out infinite; }
.diagnostic__point { position: absolute; z-index: 2; left: var(--point-x); top: var(--point-y); transform: translate(-50%, -50%); width: 13px; height: 13px; border: 3px solid #fff; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 7px #ffffff33; transition: left .65s, top .65s; }
.diagnostic__point::after { content: ""; position: absolute; inset: -10px; border: 1px solid #fff; border-radius: 50%; animation: point-pulse 2.4s ease-out infinite; }
.diagnostic__label { position: absolute; z-index: 2; left: 22px; bottom: 10px; padding: 9px 15px; border: 1px solid #ffffffaa; border-radius: 6px; color: #123b67; background: #fffffff2; font-size: 13px; font-weight: 600; }
.diagnostic__bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 28px; }
.diagnostic__caption { font-size: 27px; line-height: 1.15; letter-spacing: -.03em; }
.diagnostic__caption strong { color: var(--brand); font-weight: 650; }
.diagnostic__seal { border-left: 1px solid #bbd0e7; padding-left: 24px; color: #59718b; font-size: 12px; line-height: 1.45; }
.diagnostic__seal strong { color: var(--brand); font-weight: 650; }
.repair-bottom { display: flex; align-items: center; justify-content: space-between; gap: 50px; border-top: 1px solid var(--line); margin-top: 45px; padding-top: 30px; }
.repair-bottom p { max-width: 520px; font-size: 16px; color: var(--muted); margin: 0; }

.service-ticker { position: relative; display: flex; overflow: hidden; padding: 25px 0; border-block: 1px solid #c7d9ef; color: var(--brand); background: #e8f2ff; }
.service-ticker__track { display: flex; width: max-content; animation: ticker 38s linear infinite; }
.service-ticker__list { display: flex; align-items: center; flex-shrink: 0; margin: 0; padding: 0; list-style: none; }
.service-ticker__list li { display: flex; align-items: center; gap: 38px; padding-right: 38px; font-size: 22px; font-weight: 600; white-space: nowrap; letter-spacing: -.025em; }
.service-ticker__list li span { font-size: 24px; font-weight: 400; opacity: .7; }
.service-ticker:hover .service-ticker__track, .service-ticker:focus-within .service-ticker__track, .service-ticker.is-paused .service-ticker__track { animation-play-state: paused; }
.ticker-control { position: absolute; z-index: 1; right: 14px; top: 50%; transform: translateY(-50%); width: 42px; height: 42px; border: 1px solid #b7cde7; border-radius: 50%; color: var(--brand); background: #f5f9ff; font-size: 18px; box-shadow: 0 0 25px 18px #e8f2ff; }

.installation { color: white; background: #0a2242; overflow: hidden; }
.installation .eyebrow { color: #80b8ff; }
.installation h2 em { color: #83baff; }
.installation .section-intro { color: #aabcce; }
.installation .section-heading { align-items: center; gap: 40px; }
.installation .section-heading h2 { max-width: 800px; }
.installation .section-intro { max-width: 305px; }
.installation-layout { display: grid; grid-template-columns: 1fr 1.1fr; gap: 76px; align-items: center; }
.installation-visual { position: relative; border: 1px solid #ffffff25; border-radius: 18px; background: #193658; overflow: hidden; }
.install-steps { list-style: none; padding: 0; margin: 0; }
.install-steps li { display: flex; gap: 24px; padding: 30px 0; position: relative; border-bottom: 1px solid #ffffff21; }
.install-steps li:first-child { padding-top: 0; }
.install-steps__number { flex-shrink: 0; width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid #608db366; border-radius: 50%; color: #87bdff; font-size: 13px; transition: background .3s, color .3s; }
.install-steps li:hover .install-steps__number { color: white; background: #2471d6; }
.install-steps h3 { margin: 0 0 10px; font-size: 22px; font-weight: 600; letter-spacing: -.025em; }
.install-steps p { max-width: 440px; margin: 0; color: #afc2d7; font-size: 16px; }
.installation-action { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 30px; }
.installation-action p { flex: 1 1 170px; margin: 0; color: #9fb7d1; font-size: 12px; }
.parts-callout { display: flex; justify-content: space-between; align-items: center; gap: 40px; padding-top: 48px; margin-top: 58px; border-top: 1px solid #ffffff25; }
.parts-callout .eyebrow { margin-bottom: 12px; font-size: 11px; }
.parts-callout h3 { margin: 0; font-size: 30px; font-weight: 500; letter-spacing: -.03em; line-height: 1.2; }
.parts-callout p:last-child { margin: 12px 0 0; color: #adc0d4; font-size: 14px; }
.parts-callout .text-link { color: #8bbeff; }

.faq { background: #f5f8fc; }
.faq-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; }
.faq-intro { max-width: 300px; color: var(--muted); font-size: 16px; margin: 26px 0; }
.faq-item { border-bottom: 1px solid #d4e0ed; }
.faq-item:first-child { border-top: 1px solid #d4e0ed; }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 23px 0; list-style: none; cursor: pointer; font-size: 17px; font-weight: 600; line-height: 1.4; }
.faq-item summary span { font-size: 24px; font-weight: 300; color: var(--brand); transition: transform .25s; }
.faq-item[open] summary { color: var(--brand); }
.faq-item[open] summary span { transform: rotate(45deg); }
.faq-item > div { padding-bottom: 22px; animation: answer-enter .3s; }
.faq-item p { margin: 0; color: var(--muted); font-size: 15px; }
.faq-item p a { color: var(--brand); text-decoration: underline; }
.contact-cta { background: #0d55b8; color: #fff; padding: 64px 0; }
.contact-cta__inner { display: flex; justify-content: space-between; align-items: center; gap: 50px; }
.contact-cta .eyebrow { color: #c1dcff; margin-bottom: 17px; }
.contact-cta h2 { font-size: clamp(30px, 3.2vw, 44px); font-weight: 500; }
.contact-cta p:last-child { margin-bottom: 0; color: #d1e3fb; font-size: 15px; }
.site-footer {
  overflow: hidden;
  color: #ffffff;
  background:
    radial-gradient(circle at 86% 12%, rgba(31, 111, 212, 0.22), transparent 32%),
    linear-gradient(145deg, #071528 0%, #0b2341 58%, #07172c 100%);
}

.site-footer__container {
  width: min(1360px, calc(100% - 80px));
  margin: 0 auto;
  padding: 60px 0 26px;
}

.site-footer__top {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 48px;
  padding-bottom: 42px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.site-footer__brand {
  position: relative;
  display: block;
  width: 280px;
}

.site-footer__brand img {
  width: 100%;
  height: auto;
}

.site-footer__brand::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: url("./assets/logo-iceholod.png") center / 100% 100% no-repeat;
  clip-path: inset(0 0 0 29%);
  filter: brightness(0) invert(1);
}

.site-footer__contact,
.site-footer__schedule p {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.site-footer__contact span,
.site-footer__schedule span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
  text-transform: uppercase;
}

.site-footer__contact a {
  color: #ffffff;
  font-size: 28px;
  font-weight: 700;
}

.site-footer__schedule {
  display: flex;
  align-items: center;
  gap: 16px;
}

.site-footer__schedule svg {
  width: 38px;
  height: 38px;
  color: #5da2ff;
}

.site-footer__schedule p {
  margin: 0;
}

.site-footer__schedule strong {
  font-size: 17px;
}

.site-footer__body {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 48px;
  padding: 50px 0 46px;
}

.site-footer__eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0 0 18px;
  color: #66a9ff;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-footer__eyebrow span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.site-footer__addresses h2 {
  margin: 0 0 34px;
  font-size: 36px;
  line-height: 1;
}

.footer-addresses {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px 34px;
}

.footer-address h3 {
  margin: 0 0 13px;
  color: #ffffff;
  font-size: 18px;
}

.footer-address a {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 11px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
  line-height: 1.4;
  transition: color 160ms ease;
}

.footer-address a:hover,
.footer-address a:focus-visible {
  color: #ffffff;
}

.footer-address svg {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 1px;
  color: #5da2ff;
}

.footer-address span,
.footer-address small {
  display: block;
}

.footer-address small {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 12px;
}

.site-footer__map-wrap {
  align-self: stretch;
  min-height: 430px;
}

.site-footer__map {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  min-height: 430px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  background: #102b4e;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.22);
}

.site-footer__map-frame { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.site-footer__map > a {
  padding: 18px 24px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  color: #ffffff;
}

.site-footer__bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 30px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.64);
  font-size: 13px;
}

.site-footer__bottom a {
  color: rgba(255, 255, 255, 0.68);
  transition: color 160ms ease;
}

.site-footer__bottom a:hover,
.site-footer__bottom a:focus-visible {
  color: #ffffff;
}

.site-footer__bottom span:last-child {
  justify-self: end;
  text-align: right;
}


[data-reveal] { opacity: 1; }
[data-reveal].will-reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
[data-reveal].is-visible { opacity: 1; transform: none; }
@keyframes ring-spin { to { transform: rotate(360deg); } }
@keyframes scroll-nudge { 50% { transform: translateY(4px); } }
@keyframes ticker { to { transform: translateX(-50%); } }
@keyframes answer-enter { from { opacity: .4; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
@keyframes diagnostic-scan { 0%, 100% { top: 56.5%; opacity: 0; } 15%, 85% { opacity: .8; } 90% { top: 89%; } }
@keyframes point-pulse { 0% { transform: scale(.55); opacity: .9; } 80%, 100% { transform: scale(1.8); opacity: 0; } }

@media (min-width: 1700px) {
  .hero__content { margin-top: 115px; }
  .hero__lead { font-size: 19px; max-width: 575px; }
  .promo-card { margin-top: 34px; padding: 26px; }
}
@media (min-width: 1241px) and (max-width: 1400px) {
  .hero__scene { right: -200px; }
}
@media (max-width: 1240px) {
  .site-header__inner { gap: 20px; }
  .site-header__brand { flex-basis: 220px; }
  .site-header__cta { display: none; }
  .site-header__nav { gap: 22px; margin-right: 12px; }
  .hero__scene { right: -340px; }
  .hero__content { width: 58%; }
  .hero__title { font-size: clamp(34px, 3.9vw, 48px); }
  .hero__lead { max-width: 450px; }
  .promo-card { max-width: 520px; grid-template-columns: 50px 1fr 160px; padding: 18px; gap: 12px 16px; }
  .timer__value { font-size: 23px; }
  .section-heading { gap: 40px; }
  .section-intro { max-width: 310px; font-size: 16px; }
  .repair-layout { gap: 35px; }
  .installation-layout { gap: 40px; }
  .install-steps li { gap: 18px; padding-block: 24px; }
  .install-steps h3 { font-size: 20px; }
  .install-steps p { font-size: 15px; }
  .faq-layout { gap: 50px; }
  .footer-addresses { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__top { gap: 30px; }
  .site-footer__brand { width: 240px; }
  .site-footer__contact a { font-size: 24px; }
  .site-footer__body { gap: 30px; }
}
@media (max-width: 900px) {
  .container, .site-header, .site-footer__container { width: calc(100% - 48px); }
  .section { padding-block: 75px; }
  .hero { display: flex; flex-direction: column; min-height: 0; background: #e8f1f9; }
  .site-header { order: 0; margin-top: 22px; }
  .site-header__inner { display: grid; grid-template-columns: 1fr auto; gap: 22px 16px; }
  .site-header__brand { width: 225px; }
  .site-header__nav { grid-column: 1 / -1; grid-row: 2; justify-content: space-between; margin: 0; padding: 16px 0 0; border-top: 1px solid #b9ccdf80; }
  .site-header__contacts { grid-column: 2; grid-row: 1; }
  .site-header__phone { font-size: 21px; }
  .hero__content { order: 1; width: calc(100% - 48px); margin: 54px auto 0; z-index: 1; }
  .hero__title { font-size: clamp(36px, 6vw, 56px); }
  .hero__title-subline br { display: none; }
  .hero__lead { max-width: 560px; }
  .hero__benefits { margin-top: 20px; }
  .promo-card { max-width: 630px; margin-top: 26px; }
  .hero__visual { position: relative; inset: auto; order: 2; z-index: 0; height: 390px; margin-top: 12px; width: 100%; }
  .hero__scene { right: 0; }
  .hero__visual::after { background: linear-gradient(#e8f1f9 0%, #e8f1f940 10%, transparent 24%); }
  .cutaway-toggle { left: 72%; top: 63%; width: 88px; height: 88px; }
  .hero__scroll { display: none; }
  .section-heading { display: block; }
  .section-intro { max-width: 550px; margin-top: 24px; }
  .repair-layout { gap: 24px; grid-template-columns: 1.1fr 1fr; }
  .symptom summary { gap: 12px; padding-inline: 8px; }
  .symptom summary strong { font-size: 18px; }
  .symptom summary small { font-size: 13px; }
  .symptom__answer { padding: 0 15px 22px 35px; }
  .diagnostic__top { padding: 20px 15px; font-size: 11px; }
  .diagnostic__index { display: none; }
  .diagnostic__photo { height: 440px; }
  .diagnostic__bottom { padding: 22px; }
  .diagnostic__caption { font-size: 23px; }
  .diagnostic__seal { display: none; }
  .repair-bottom { gap: 25px; }
  .repair-bottom .button { padding-inline: 18px; }
  .installation .section-intro { max-width: 550px; }
  .installation-layout { grid-template-columns: 1fr; gap: 40px; }
  .installation-visual { max-width: 620px; width: 100%; margin-inline: auto; }
  .install-steps p { max-width: 100%; font-size: 16px; }
  .install-steps h3 { font-size: 22px; }
  .installation-action p { max-width: 300px; }
  .faq-layout { grid-template-columns: 1fr; gap: 35px; }
  .faq-intro { max-width: none; }
  .contact-cta__inner { gap: 30px; }
  .site-footer__top { grid-template-columns: 1fr auto; gap: 26px; }
  .site-footer__schedule { grid-column: 1 / -1; }
  .site-footer__body { grid-template-columns: 1fr; }
  .footer-addresses { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .site-footer__map, .site-footer__map-wrap { min-height: 340px; }
}
@media (max-width: 640px) {
  .container, .site-header, .site-footer__container { width: calc(100% - 36px); }
  .section { padding-block: 62px; }
  .eyebrow { font-size: 11px; margin-bottom: 18px; }
  h2 { font-size: clamp(30px, 8.2vw, 40px); }
  .site-header { margin-top: 20px; }
  .site-header__brand { width: 158px; }
  .site-header__phone { font-size: 16px; }
  .site-header__hours { font-size: 10px; }
  .site-header__nav { padding-top: 13px; }
  .site-header__nav-link { font-size: 13px; }
  .hero__content { width: calc(100% - 36px); margin-top: 38px; }
  .hero__eyebrow { font-size: 10px; margin-bottom: 16px; }
  .hero__title { font-size: clamp(28px, 7.6vw, 46px); }
  .hero__title-subline { font-size: .74em; margin-top: 18px; max-width: 350px; }
  .hero__title-subline br { display: block; }
  .hero__lead { font-size: 15px; line-height: 1.55; margin-top: 18px; }
  .hero__benefits { gap: 9px 12px; font-size: 11px; }
  .promo-card { grid-template-columns: 42px 1fr 137px; column-gap: 10px; padding: 17px 14px; margin-top: 24px; }
  .promo-card__icon { width: 42px; height: 42px; }
  .promo-card__copy p { font-size: 13px; }
  .promo-card__button { font-size: 13px; gap: 8px; min-height: 50px; }
  .promo-card__button .max-button-icon { width: 20px; height: 20px; flex-basis: 20px; }
  .timer { padding-left: 12px; }
  .timer__title { font-size: 10px; }
  .timer__value { font-size: 20px; }
  .hero__visual { height: 335px; margin-top: 0; }
  .hero__scene { right: -30px; }
  .cutaway-toggle { width: 76px; height: 76px; top: 64%; left: 70.5%; }
  .cutaway-toggle__icon { width: 28px; height: 28px; }
  .section-heading { margin-bottom: 30px; }
  .section-intro { font-size: 16px; margin-top: 20px; }
  .repair-layout { display: flex; flex-direction: column; }
  .symptom summary { min-height: 80px; padding-inline: 10px; gap: 17px; }
  .symptom summary strong { font-size: 19px; }
  .symptom__answer { padding-left: 40px; padding-right: 24px; }
  .diagnostic { position: relative; top: auto; width: 100%; }
  .diagnostic__photo { height: 380px; }
  .diagnostic__top { font-size: 12px; padding: 19px 22px; }
  .diagnostic__index { display: block; }
  .diagnostic__seal { display: block; }
  .diagnostic__bottom { padding: 22px; }
  .repair-bottom { flex-direction: column; align-items: stretch; gap: 22px; margin-top: 28px; }
  .repair-bottom p { font-size: 15px; }
  .repair-bottom .button { align-self: flex-start; }
  .service-ticker { padding-block: 22px; }
  .service-ticker__list li { font-size: 19px; gap: 26px; padding-right: 26px; }
  .install-steps li { gap: 16px; }
  .install-steps__number { width: 36px; height: 36px; font-size: 12px; }
  .install-steps h3 { font-size: 20px; }
  .install-steps p { font-size: 15px; }
  .installation-action { margin-top: 26px; gap: 18px; }
  .installation-action p { flex-basis: 100%; font-size: 12px; }
  .parts-callout { flex-direction: column; align-items: flex-start; gap: 20px; margin-top: 40px; padding-top: 34px; }
  .parts-callout h3 { font-size: 27px; }
  .parts-callout .text-link { font-size: 16px; }
  .faq-layout { gap: 30px; }
  .faq-item summary { font-size: 16px; gap: 20px; }
  .contact-cta { padding-block: 48px; }
  .contact-cta__inner { display: block; }
  .contact-cta h2 { font-size: 32px; }
  .contact-cta .button { margin-top: 25px; }
  .contact-cta p br { display: none; }
  .site-footer__container { padding-top: 42px; }
  .site-footer__top { display: flex; flex-wrap: wrap; gap: 24px 30px; padding-bottom: 30px; }
  .site-footer__brand { width: 230px; flex-basis: 100%; }
  .site-footer__brand img, .site-footer__brand::after { width: 230px; }
  .site-footer__contact a { font-size: 21px; }
  .site-footer__contact span, .site-footer__schedule span { font-size: 12px; }
  .site-footer__schedule { gap: 10px; }
  .site-footer__schedule svg { width: 26px; height: 26px; }
  .site-footer__schedule strong { font-size: 14px; }
  .site-footer__body { padding-block: 32px; }
  .site-footer__addresses h2 { font-size: 30px; margin-bottom: 28px; }
  .footer-addresses { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 25px 20px; }
  .footer-address h3 { font-size: 16px; }
  .footer-address a { font-size: 13px; gap: 7px; }
  .footer-address svg { width: 15px; height: 15px; }
  .footer-address small { font-size: 11px; }
  .site-footer__map, .site-footer__map-wrap { min-height: 300px; }
  .site-footer__bottom { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; font-size: 12px; }
  .site-footer__bottom span:last-child { text-align: left; }
}
@media (max-width: 360px) {
  .site-header__brand { width: 133px; }
  .site-header__phone { font-size: 14px; }
  .site-header__hours { font-size: 9px; }
  .hero__title { font-size: 26px; }
  .hero__benefits { font-size: 10px; }
  .promo-card { grid-template-columns: 35px 1fr 116px; gap: 12px 7px; padding: 15px 12px; }
  .promo-card__icon { width: 35px; height: 35px; }
  .promo-card__copy p { font-size: 12px; }
  .promo-card__button { gap: 6px; font-size: 12px; }
  .timer { padding-left: 10px; }
  .timer__value { font-size: 17px; }
  .hero__scene { right: -60px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: 0s !important; }
  [data-reveal].will-reveal { opacity: 1; transform: none; }
  .service-ticker { overflow-x: auto; }
  .service-ticker__list[aria-hidden="true"], .ticker-control { display: none; }
}

/* Installation storyboard. Selected icons are Lucide; no icon runtime is loaded. */
.install-player { --step-progress: 0; color: var(--ink); background: #edf4fc; border-color: #cfdef0; box-shadow: 0 24px 70px #020d1d24; }
.install-player__header { display: flex; align-items: center; gap: 15px; padding: 19px 25px; border-bottom: 1px solid #d5e2f1; color: var(--brand); }
.install-player__header > span:first-child { margin-right: auto; font-size: 11px; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; }
.install-player__counter { font-size: 12px; font-weight: 600; font-variant-numeric: tabular-nums; }
.install-player__pause { display: none; place-items: center; flex: 0 0 34px; width: 34px; height: 34px; padding: 0; border: 1px solid #bfd1e8; border-radius: 50%; background: transparent; color: var(--brand); }
.install-player.is-enhanced .install-player__pause { display: grid; }
.install-player__pause svg { width: 13px; height: 13px; grid-area: 1 / 1; }
.install-player__pause .icon-play { display: none; }
.install-player__pause[aria-pressed="true"] .icon-pause { display: none; }
.install-player__pause[aria-pressed="true"] .icon-play { display: block; }
.install-player__pause:hover { background: #dbeaff; }
.install-player__panels { min-height: 450px; }
.install-panel { position: relative; padding: 29px 30px 28px; min-height: 450px; overflow: hidden; }
.install-panel[hidden] { display: none; }
.install-panel.is-current { animation: install-panel-enter .45s ease both; }
.install-panel__number { position: absolute; right: 24px; top: 13px; color: #0d55b80a; font-size: 92px; font-weight: 700; line-height: 1; pointer-events: none; }
.install-panel__eyebrow { position: relative; margin: 0 0 12px; color: #557aa0; font-size: 12px; font-weight: 500; }
.install-panel h3 { position: relative; margin: 0; color: #153a64; font-size: clamp(23px, 2vw, 28px); font-weight: 650; letter-spacing: -.035em; line-height: 1.18; }
.preparation-list { display: grid; gap: 13px; margin-top: 30px; }
.stage-check { display: flex; align-items: center; gap: 14px; min-height: 63px; padding: 13px 15px; border: 1px solid #d7e3f2; border-radius: 10px; background: #ffffffc7; }
.stage-check__icon { flex: 0 0 29px; display: grid; place-items: center; width: 29px; height: 29px; border-radius: 50%; color: #fff; background: var(--brand); }
.stage-check__icon svg { width: 16px; height: 16px; }
.stage-check > div { min-width: 0; }
.stage-check strong { display: block; color: #234a75; font-size: 14px; line-height: 1.35; font-weight: 650; }
.stage-check > div > span { display: block; margin-top: 4px; color: #617891; font-size: 12px; line-height: 1.4; }
.install-panel.is-current .stage-check { animation: stage-check-enter .45s ease both; animation-delay: var(--check-delay, 0s); }
.install-panel.is-current .stage-check__icon { animation: stage-check-color .45s ease both; animation-delay: calc(var(--check-delay, 0s) + .35s); }
.install-panel.is-current .stage-check__icon svg { animation: stage-check-tick .3s ease both; animation-delay: calc(var(--check-delay, 0s) + .6s); }
.connection-flow { display: flex; align-items: flex-start; gap: 10px; margin: 30px 0 26px; }
.connection-node { flex: 0 0 78px; text-align: center; color: #235a98; }
.connection-node > svg { width: 62px; height: 62px; margin: 0 auto; padding: 15px; border: 1px solid #b8cee7; border-radius: 15px; color: #286abc; background: #fff; }
.connection-node--machine > svg { padding: 12px; color: #fff; background: var(--brand); border-color: var(--brand); }
.connection-node > span { display: block; margin-top: 9px; font-size: 12px; font-weight: 600; }
.connection-flow__line { position: relative; flex: 1 1 20px; height: 2px; margin-top: 30px; overflow: hidden; background: #bdd3ec; }
.connection-flow__line::after { content: ""; position: absolute; inset: 0; width: 35%; background: #1671d1; animation: connection-flow 2s ease-in-out 4; }
.connection-flow__line--out::after { animation-delay: .5s; }
.connection-checks { display: grid; gap: 11px; }
.test-cycle { display: flex; gap: 30px; align-items: center; margin: 32px 0 25px; }
.test-cycle__ring { position: relative; flex: 0 0 140px; width: 140px; height: 140px; display: grid; place-items: center; }
.test-cycle__progress { position: absolute; inset: 0; width: 100%; height: 100%; fill: none; stroke-width: 3; transform: rotate(-90deg); }
.test-cycle__track { stroke: #d0e1f4; }
.test-cycle__fill { stroke: #2374d2; stroke-dasharray: 100; stroke-dashoffset: 0; stroke-linecap: round; animation: cycle-ring 6.5s linear both; }
.test-cycle__machine { width: 49px; height: 49px; color: var(--brand); }
.test-cycle__steps { flex: 1; list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.test-cycle__steps li { display: flex; gap: 11px; align-items: center; color: #244c77; font-size: 14px; font-weight: 500; }
.test-cycle__steps li > span { display: grid; place-items: center; width: 23px; height: 23px; border: 1px solid #b8d2ed; border-radius: 50%; color: var(--brand); background: #dfefff; }
.test-cycle__steps svg { width: 13px; height: 13px; animation: stage-check-tick .3s both; animation-delay: var(--cycle-delay); }
.test-cycle__result { display: flex; align-items: center; gap: 12px; margin-top: 26px; padding: 17px; border: 1px solid #b9dbcF; border-radius: 9px; background: #e0f1e9; color: #276448; font-size: 13px; font-weight: 600; animation: stage-check-enter .5s 6s both; }
.test-cycle__result > svg { width: 19px; height: 19px; flex: 0 0 19px; }
.install-player__tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid #ccdced; background: #e3edf9; }
.install-tab { position: relative; display: flex; align-items: center; justify-content: center; gap: 8px; min-width: 0; min-height: 66px; padding: 15px 8px; border: 0; border-right: 1px solid #ccdced; color: #526f90; background: transparent; font-size: 13px; font-weight: 500; }
.install-tab:last-child { border-right: 0; }
.install-tab > span { font-size: 10px; opacity: .7; }
.install-tab[aria-selected="true"] { color: var(--brand); background: #f5f9ff; font-weight: 650; }
.install-tab[aria-selected="true"]::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 3px; background: var(--brand); transform: scaleX(var(--step-progress)); transform-origin: left; transition: transform .2s linear; }
.install-tab:hover { color: var(--brand); background: #d6e8fc; }
.install-tab:focus-visible { z-index: 2; outline-offset: -4px; }
.install-steps li { transition: border-color .3s; }
.install-steps li.is-active { border-color: #80b8ff66; }
.install-steps li.is-active h3 { color: #9fcaff; }
.install-steps li.is-active .install-steps__number { color: #fff; border-color: #5599ec; background: #2471d6; box-shadow: 0 0 0 5px #2471d617; }
.install-player.is-offscreen *, .install-player.is-offscreen *::after { animation-play-state: paused; }
@keyframes install-panel-enter { from { opacity: .35; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes stage-check-enter { from { opacity: .25; transform: translateY(5px); } to { opacity: 1; transform: none; } }
@keyframes stage-check-color { from { background: #d8e5f3; } to { background: var(--brand); } }
@keyframes stage-check-tick { from { opacity: 0; transform: scale(.5); } to { opacity: 1; transform: scale(1); } }
@keyframes connection-flow { from { transform: translateX(-120%); } to { transform: translateX(400%); } }
@keyframes cycle-ring { from { stroke-dashoffset: 100; } to { stroke-dashoffset: 0; } }
@media (max-width: 1100px) and (min-width: 901px) {
  .install-panel { padding-inline: 22px; }
  .install-panel h3 { font-size: 24px; }
  .connection-node { flex-basis: 65px; }
  .test-cycle { gap: 20px; }
  .test-cycle__ring { flex-basis: 115px; width: 115px; height: 115px; }
  .install-tab { font-size: 11px; gap: 5px; }
}
@media (max-width: 640px) {
  .install-player__header { padding: 16px 20px; gap: 12px; }
  .install-player__header > span:first-child { font-size: 10px; }
  .install-panel { padding: 24px 20px; min-height: 450px; }
  .install-panel h3 { font-size: 24px; }
  .install-panel__number { font-size: 80px; top: 12px; right: 16px; }
  .stage-check { padding: 12px 11px; gap: 11px; }
  .stage-check strong { font-size: 13px; }
  .stage-check > div > span { font-size: 11px; }
  .connection-node { flex-basis: 64px; }
  .connection-flow { gap: 6px; margin-top: 26px; }
  .connection-node > svg { width: 58px; height: 58px; }
  .connection-node > span { font-size: 11px; }
  .connection-flow__line { margin-top: 28px; }
  .test-cycle { gap: 20px; }
  .test-cycle__ring { flex-basis: 114px; width: 114px; height: 114px; }
  .test-cycle__machine { width: 40px; height: 40px; }
  .test-cycle__steps { gap: 13px; }
  .test-cycle__steps li { font-size: 13px; gap: 9px; }
  .test-cycle__result { font-size: 12px; padding: 15px 12px; }
  .install-tab { min-height: 65px; font-size: 11px; gap: 5px; }
  .install-tab > span { font-size: 9px; }
}
@media (max-width: 360px) {
  .install-panel { padding-inline: 16px; }
  .install-panel h3 { font-size: 21px; }
  .install-tab { flex-direction: column; gap: 4px; font-size: 10px; }
  .stage-check { gap: 8px; }
  .stage-check strong { font-size: 12px; }
  .test-cycle { gap: 13px; }
  .test-cycle__ring { flex-basis: 104px; width: 104px; height: 104px; }
}