/* ==========================================================================
   ГБО Метан — основные стили
   Цвета и размеры меняются в :root.
   ========================================================================== */

:root {
	--c-bg: #F4F7FB;
	--c-white: #FFFFFF;
	--c-text: #0D1B2E;
	--c-muted: #56657A;
	--c-muted-2: #3A4B63;
	--c-line: #E3E9F1;
	--c-line-soft: #EDF1F6;

	--c-accent: #1A5FE0;
	--c-accent-hover: #1249B0;
	--c-accent-soft: #EAF1FE;
	--c-accent-soft-2: #D5E1F5;
	--c-placeholder: #E4EBF4;

	--c-dark: #0B1A30;
	--c-dark-2: #12264A;
	--c-dark-line: #223A63;
	--c-dark-field: #2A4270;
	--c-dark-text: #C3CEDD;
	--c-dark-muted: #9DB2D0;
	--c-cyan: #5FB8FF;

	--f-display: 'Unbounded', 'Arial Black', sans-serif;
	--f-body: 'Manrope', 'Segoe UI', 'Helvetica Neue', sans-serif;

	--container: 1200px;
	--gutter: 20px;
	--section-y: 96px;
	--r-sm: 14px;
	--r-md: 20px;
	--r-lg: 28px;
	--r-xl: 36px;
	--header-h: 88px;
}

/* ---------- База ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
	margin: 0;
	background: var(--c-bg);
	color: var(--c-text);
	font-family: var(--f-body);
	font-size: 16px;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--c-accent); text-decoration: none; }
a:hover { color: var(--c-accent-hover); }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
:focus-visible { outline: 3px solid var(--c-accent); outline-offset: 3px; border-radius: 4px; }
body.is-locked { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { transition: none !important; animation: none !important; }
}

.screen-reader-text {
	position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
	overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
	position: absolute; left: 16px; top: -60px; z-index: 200;
	padding: 12px 18px; border-radius: var(--r-sm); background: var(--c-accent); color: #fff; font-weight: 700;
}
.skip-link:focus { top: 12px; color: #fff; }

.container { width: min(var(--container), 100% - var(--gutter) * 2); margin-inline: auto; }
.container--narrow { max-width: 800px; }

/* ---------- Секции ---------- */
.section { padding-block: var(--section-y); }
.section--white { background: var(--c-white); }

.section-head {
	display: flex; justify-content: space-between; align-items: flex-end; gap: 40px;
	margin-bottom: 48px;
}
.section-head--center { align-items: center; margin-bottom: 40px; }
.section-head--action { margin-bottom: 56px; }
.section-head--action > div { display: flex; flex-direction: column; gap: 16px; }
.section-head--action .section-lead { max-width: 620px; }

.section-title {
	font-family: var(--f-display);
	font-weight: 600;
	font-size: clamp(24px, 3.2vw, 40px);
	line-height: 1.15;
	letter-spacing: -0.01em;
}
.section-lead { max-width: 460px; font-size: 17px; line-height: 1.6; color: var(--c-muted); }

/* ---------- Кнопки ---------- */
.btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	height: 56px; padding: 0 32px; border: 0; border-radius: var(--r-sm);
	font-size: 16px; font-weight: 700; line-height: 1; white-space: nowrap;
	transition: background-color .2s, color .2s, border-color .2s;
}
.btn--lg { height: 60px; padding: 0 36px; font-size: 17px; }
.btn--primary { background: var(--c-accent); color: #fff; }
.btn--primary:hover { background: var(--c-accent-hover); color: #fff; }
.btn--outline { border: 1.5px solid var(--c-accent); background: transparent; color: var(--c-accent); flex-shrink: 0; }
.btn--outline:hover { background: var(--c-accent-soft); color: var(--c-accent); }
.btn--light { background: #fff; color: var(--c-dark); }
.btn--light:hover { background: var(--c-accent-soft); color: var(--c-dark); }
.btn[disabled] { opacity: .6; cursor: default; }

.icon-btn {
	display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
	width: 44px; height: 44px; border: 0; border-radius: 50%;
	background: var(--c-accent-soft); color: var(--c-accent);
	transition: background-color .2s;
}
.icon-btn:hover { background: var(--c-accent-soft-2); color: var(--c-accent); }
.icon-btn--accent { background: var(--c-accent); color: #fff; }
.icon-btn--accent:hover { background: var(--c-accent-hover); color: #fff; }
.icon-btn__text { font-size: 11px; font-weight: 700; }

.round-btn {
	display: inline-flex; align-items: center; justify-content: center;
	width: 52px; height: 52px; border-radius: 50%;
	border: 1.5px solid #CBD6E6; background: #fff; color: var(--c-text);
	transition: border-color .2s, background-color .2s;
}
.round-btn:hover { border-color: var(--c-accent); }
.round-btn--accent { border-color: var(--c-accent); background: var(--c-accent); color: #fff; }
.round-btn--accent:hover { background: var(--c-accent-hover); border-color: var(--c-accent-hover); }

.chip {
	display: inline-block; align-self: flex-start;
	padding: 8px 14px; border-radius: 100px;
	background: var(--c-accent-soft); color: var(--c-accent);
	font-size: 14px; font-weight: 600;
}
.link-more { font-weight: 600; font-size: 15px; }
.link-more::after { content: " →"; }

/* Заглушка вместо фото */
.img-placeholder {
	display: flex; align-items: center; justify-content: center;
	width: 100%; height: 100%; min-height: 160px; padding: 16px;
	background: var(--c-placeholder); color: var(--c-muted); font-size: 14px; text-align: center;
}

/* ---------- Шапка ---------- */
.site-header {
	position: sticky; top: 0; z-index: 50;
	background: rgba(255, 255, 255, .96);
	backdrop-filter: saturate(1.4) blur(8px);
	border-bottom: 1px solid var(--c-line);
}
.admin-bar .site-header { top: 32px; }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: var(--header-h); }

.logo { display: flex; align-items: center; gap: 12px; color: var(--c-text); flex-shrink: 0; }
.logo:hover { color: var(--c-text); }
.logo__img { max-height: 48px; width: auto; }
.logo__mark {
	display: flex; align-items: center; justify-content: center;
	width: 44px; height: 44px; border-radius: 12px;
	background: var(--c-accent); color: #fff;
	font-family: var(--f-display); font-weight: 600; font-size: 16px;
}
.logo__text { display: flex; flex-direction: column; }
.logo__name { font-family: var(--f-display); font-weight: 600; font-size: 16px; line-height: 1.2; }
.logo__tagline { font-size: 12px; color: var(--c-muted); }

.menu { display: flex; gap: 32px; }
.menu a { color: var(--c-text); font-size: 15px; font-weight: 500; }
.menu a:hover, .menu .current-menu-item > a { color: var(--c-accent); }

.site-header__address { max-width: 150px; font-size: 13px; line-height: 1.4; color: var(--c-muted); }
.site-header__contacts { display: flex; align-items: center; gap: 12px; }
.site-header__phone { margin-right: 4px; color: var(--c-text); font-size: 17px; font-weight: 700; white-space: nowrap; }
.site-header__mobile { display: none; gap: 8px; }
.js-burger .icon--close, .js-burger[aria-expanded="true"] .icon--menu { display: none; }
.js-burger[aria-expanded="true"] .icon--close { display: block; }

.mobile-nav { border-top: 1px solid var(--c-line); background: #fff; }
.mobile-nav .container { display: flex; flex-direction: column; gap: 24px; padding-block: 24px 32px; }
.mobile-nav .menu { flex-direction: column; gap: 0; }
.mobile-nav .menu a { display: block; padding: 14px 0; border-bottom: 1px solid var(--c-line-soft); font-size: 17px; }
.mobile-nav__contacts { display: flex; flex-direction: column; gap: 8px; }
.mobile-nav__phone { color: var(--c-text); font-size: 20px; font-weight: 700; }
.mobile-nav__address { font-size: 14px; color: var(--c-muted); }
.mobile-nav__messengers { display: flex; gap: 10px; margin-top: 8px; }

/* ---------- Баннер ---------- */
.hero { padding: 72px 0 88px; background: #fff; }
.hero__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px; align-items: center; }
.hero__content { display: flex; flex-direction: column; gap: 24px; }
.hero__title {
	font-family: var(--f-display); font-weight: 600;
	font-size: clamp(28px, 4vw, 52px); line-height: 1.12; letter-spacing: -0.01em;
}
.hero__subtitle { font-size: 22px; font-weight: 600; line-height: 1.4; }
.hero__text { max-width: 520px; font-size: 17px; line-height: 1.6; color: var(--c-muted); }
.hero__actions { display: flex; align-items: center; gap: 20px; margin-top: 8px; }
.hero__note { max-width: 200px; font-size: 14px; line-height: 1.4; color: var(--c-muted); }
.hero__media { height: 520px; border-radius: var(--r-lg); overflow: hidden; }
.hero__media img, .hero__media .img-placeholder { width: 100%; height: 100%; object-fit: cover; }

.hero__advantages { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 40px; }
.adv { display: flex; gap: 18px; align-items: flex-start; padding: 28px; border-radius: var(--r-md); background: var(--c-bg); }
.adv__icon {
	display: flex; align-items: center; justify-content: center; flex-shrink: 0;
	width: 48px; height: 48px; border-radius: var(--r-sm); background: var(--c-accent); color: #fff;
}
.adv__body { display: flex; flex-direction: column; gap: 6px; }
.adv__title { font-size: 18px; font-weight: 700; line-height: 1.3; }
.adv__text { font-size: 15px; line-height: 1.5; color: var(--c-muted); }

/* ---------- Почему метан ---------- */
.why__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.why-card { display: flex; flex-direction: column; gap: 14px; padding: 32px; border-radius: 22px; background: #fff; }
.why-card__icon {
	display: flex; align-items: center; justify-content: center;
	width: 52px; height: 52px; border-radius: 50%; background: var(--c-accent-soft); color: var(--c-accent);
}
.why-card__title { font-size: 20px; font-weight: 700; }
.why-card__text { font-size: 15px; line-height: 1.55; color: var(--c-muted); }

/* ---------- Экономия (тёмный) ---------- */
.economy { padding-inline: 40px; }
.economy__card {
	max-width: 1360px; margin-inline: auto;
	padding: 88px 80px; border-radius: var(--r-xl);
	background: var(--c-dark); color: #fff;
}
.economy__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px; align-items: center; }
.economy__content { display: flex; flex-direction: column; gap: 24px; }
.economy__big { font-family: var(--f-display); font-weight: 600; font-size: clamp(36px, 4.5vw, 56px); line-height: 1.1; color: var(--c-cyan); }
.economy__caption { font-size: 18px; color: var(--c-dark-text); }
.economy__text { max-width: 460px; font-size: 16px; line-height: 1.6; color: var(--c-dark-text); }

.economy__chart { display: flex; flex-direction: column; gap: 16px; padding: 28px; border-radius: 24px; background: var(--c-dark-2); }
.economy__chart svg { width: 100%; height: auto; overflow: visible; }
.economy__legend { display: flex; gap: 24px; font-size: 14px; font-weight: 600; }
.economy__legend span { display: flex; align-items: center; gap: 8px; }
.economy__swatch { display: block; width: 18px; height: 3px; border-radius: 2px; }
.economy__swatch--petrol, .economy__line--petrol { background: var(--c-dark-muted); stroke: var(--c-dark-muted); }
.economy__swatch--methane, .economy__line--methane { background: var(--c-cyan); stroke: var(--c-cyan); }
.economy__line { fill: none; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.economy__gridlines line { stroke: var(--c-dark-line); stroke-width: 1; vector-effect: non-scaling-stroke; }
.economy__years text { fill: var(--c-dark-muted); font-size: 12px; font-family: var(--f-body); }
.economy__chart figcaption { font-size: 13px; color: var(--c-dark-muted); }

.economy__facts {
	display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) 260px; gap: 24px; align-items: center;
	margin-top: 48px; padding-top: 40px; border-top: 1px solid var(--c-dark-line);
}
.fact { display: flex; gap: 16px; align-items: flex-start; }
.fact__num { font-family: var(--f-display); font-weight: 600; font-size: 44px; line-height: 1; color: var(--c-cyan); }
.fact__text { font-size: 15px; line-height: 1.5; color: var(--c-dark-text); }

/* ---------- Цены ---------- */
.price-table-wrap { border-radius: 24px; background: #fff; overflow: hidden; }
.price-table { width: 100%; border-collapse: collapse; text-align: left; }
.price-table thead th {
	padding: 20px 36px; background: var(--c-accent-soft);
	font-size: 13px; font-weight: 700; letter-spacing: .04em; color: var(--c-muted-2);
}
.price-table thead th:last-child, .price-table__price { text-align: right; }
.price-table tbody th, .price-table tbody td { padding: 22px 36px; border-bottom: 1px solid var(--c-line-soft); vertical-align: middle; }
.price-table tbody tr:last-child th, .price-table tbody tr:last-child td { border-bottom: 0; }
.price-table tbody th { width: 34%; font-size: 17px; font-weight: 600; }
.price-table__desc { font-size: 15px; color: var(--c-muted); }
.price-table__price { width: 18%; font-size: 18px; font-weight: 700; color: var(--c-accent); white-space: nowrap; }
.prices__footer { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 40px; }
.prices__note { font-size: 14px; color: var(--c-muted); }

/* ---------- Регистрация в ГАИ ---------- */
.timeline { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; counter-reset: none; }
.timeline__item { position: relative; display: flex; flex-direction: column; gap: 16px; }
.timeline__num {
	position: relative; z-index: 1;
	display: flex; align-items: center; justify-content: center;
	width: 44px; height: 44px; border-radius: 50%; background: var(--c-accent); color: #fff; font-weight: 700;
}
.timeline__item:not(:last-child)::before {
	content: ""; position: absolute; top: 21px; left: 56px; right: -12px;
	height: 2px; background: var(--c-accent-soft-2);
}
.timeline__title { font-size: 18px; font-weight: 700; line-height: 1.3; }
.timeline__text { font-size: 15px; line-height: 1.5; color: var(--c-muted); }

/* ---------- Оборудование ---------- */
.equipment__scroller { width: min(var(--container), 100% - var(--gutter) * 2); margin-inline: auto; }
.equipment__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.eq-card { display: flex; flex-direction: column; gap: 16px; padding: 16px 16px 28px; border-radius: 24px; background: #fff; }
.eq-card__img { width: 100%; height: 220px; border-radius: 16px; object-fit: cover; overflow: hidden; }
.eq-card__body { display: flex; flex-direction: column; gap: 10px; padding: 0 12px; }
.eq-card__title { font-size: 20px; font-weight: 700; }
.eq-card__text { font-size: 15px; line-height: 1.55; color: var(--c-muted); }

/* ---------- Услуги ---------- */
.services__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.service-card { display: flex; flex-direction: column; border-radius: 24px; background: var(--c-accent-soft); overflow: hidden; }
.service-card__head { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; padding: 28px 28px 24px; flex-grow: 1; }
.service-card__title { font-size: 20px; font-weight: 700; line-height: 1.3; }
.service-card__price { font-size: 15px; color: var(--c-muted-2); }
.service-card__btn {
	display: inline-flex; align-items: center; height: 44px; margin-top: auto; padding: 0 20px;
	border: 0; border-radius: 12px; background: #fff; color: var(--c-text); font-size: 14px; font-weight: 600;
}
.service-card__price { margin-bottom: 12px; }
.service-card__head .service-card__btn { margin-top: auto; }
.service-card__btn:hover { color: var(--c-accent); }
.service-card__img { width: calc(100% - 24px); height: 200px; margin: 0 12px 12px; border-radius: 16px; object-fit: cover; }
.service-card .img-placeholder { background: var(--c-accent-soft-2); color: var(--c-muted-2); min-height: 0; }

/* ---------- Наши работы ---------- */
.slider-nav { display: flex; align-items: center; gap: 12px; }
.slider-nav__count { margin-right: 8px; font-size: 15px; color: var(--c-muted); }
.work-slide {
	display: grid; grid-template-columns: 7fr 5fr; gap: 40px;
	padding: 20px; border-radius: var(--r-lg); background: #fff;
}
.work-slide[hidden] { display: none; }
.work-slide__media { position: relative; height: 440px; border-radius: var(--r-md); overflow: hidden; background: var(--c-placeholder); }
.work-slide__photo { position: absolute; inset: 0; opacity: 0; transition: opacity .35s; }
.work-slide__photo.is-active { opacity: 1; }
.work-slide__photo img, .work-slide__photo .img-placeholder { width: 100%; height: 100%; object-fit: cover; }
.dots { position: absolute; left: 0; right: 0; bottom: 20px; display: flex; justify-content: center; gap: 4px; }
.dots__item { width: 22px; height: 22px; padding: 8px; border: 0; background: transparent; }
.dots__item::before { content: ""; display: block; width: 6px; height: 6px; border-radius: 3px; background: rgba(255, 255, 255, .7); transition: width .2s; }
.dots__item.is-active { width: 38px; }
.dots__item.is-active::before { width: 22px; background: var(--c-accent); }

.work-slide__info { display: flex; flex-direction: column; gap: 16px; padding: 20px 20px 20px 0; }
.work-slide__title { font-family: var(--f-display); font-weight: 600; font-size: 28px; line-height: 1.2; }
.work-slide__subtitle { font-size: 15px; color: var(--c-muted); }
.check-list { display: flex; flex-direction: column; gap: 12px; margin-top: 4px; font-size: 16px; line-height: 1.4; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; }
.check-list .icon { flex-shrink: 0; margin-top: 1px; color: var(--c-accent); }
.work-slide__bottom {
	display: flex; justify-content: space-between; align-items: center; gap: 16px;
	margin-top: auto; padding-top: 20px; border-top: 1px solid var(--c-line-soft);
}
.work-slide__price { display: flex; flex-direction: column; gap: 2px; }
.work-slide__price-label { font-size: 13px; color: var(--c-muted); }
.work-slide__price-value { font-family: var(--f-display); font-weight: 600; font-size: 26px; }

/* ---------- Этапы ---------- */
.steps__grid { display: grid; grid-template-columns: 5fr 7fr; gap: 64px; align-items: center; }
.steps__media { height: 520px; border-radius: var(--r-lg); overflow: hidden; }
.steps__media img, .steps__media .img-placeholder { width: 100%; height: 100%; object-fit: cover; }
.steps__content { display: flex; flex-direction: column; align-items: flex-start; gap: 40px; }
.steps__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 40px; }
.step { display: flex; flex-direction: column; gap: 12px; }
.step__num {
	display: flex; align-items: center; justify-content: center;
	width: 48px; height: 48px; border-radius: 50%;
	border: 1.5px solid var(--c-accent); color: var(--c-accent); font-weight: 700; flex-shrink: 0;
}
.step__title { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.step__text { font-size: 15px; line-height: 1.5; color: var(--c-muted); }

/* ---------- Вопросы и ответы ---------- */
.faq__grid { display: grid; grid-template-columns: 4fr 8fr; gap: 64px; align-items: start; }
.faq__aside { display: flex; flex-direction: column; gap: 24px; }
.faq__contact { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; padding: 28px; border-radius: 22px; background: #fff; }
.faq__contact-title { font-size: 17px; font-weight: 700; }
.faq__contact-text { font-size: 15px; line-height: 1.5; color: var(--c-muted); }
.faq__contact-phone { font-size: 18px; font-weight: 700; }
.faq__list { display: flex; flex-direction: column; gap: 12px; }
.faq-item { border-radius: var(--r-md); background: #fff; }
.faq-item__q {
	display: flex; justify-content: space-between; align-items: center; gap: 24px;
	padding: 26px 28px; font-size: 18px; font-weight: 600; cursor: pointer; list-style: none;
}
.faq-item__q::-webkit-details-marker { display: none; }
.faq-item__icon {
	display: flex; align-items: center; justify-content: center; flex-shrink: 0;
	width: 40px; height: 40px; border-radius: 50%; background: var(--c-accent-soft); color: var(--c-accent);
	transition: transform .25s, background-color .2s, color .2s;
}
.faq-item[open] .faq-item__q { font-weight: 700; }
.faq-item[open] .faq-item__icon { transform: rotate(45deg); background: var(--c-accent); color: #fff; }
.faq-item__a { max-width: 680px; padding: 0 28px 26px; font-size: 16px; line-height: 1.6; color: var(--c-muted); }

/* ---------- SEO-текст ---------- */
.seo__title { margin-bottom: 40px; font-size: clamp(22px, 2.8vw, 36px); line-height: 1.2; }
.seo__toggle { display: none; }

.prose { font-size: 17px; line-height: 1.75; color: var(--c-muted-2); }
.prose > * + * { margin-top: 16px; }
.prose h2, .prose h3 { color: var(--c-text); line-height: 1.3; }
.prose h2 { margin-top: 32px; font-size: 24px; }
.prose h3 { margin-top: 28px; font-size: 19px; font-weight: 700; }
.prose h3 + p, .prose h2 + p { margin-top: 10px; }
.prose ul { list-style: disc; padding-left: 22px; }
.prose ol { list-style: decimal; padding-left: 22px; }
.prose li + li { margin-top: 6px; }
.prose a { text-decoration: underline; }

/* ---------- Форма (тёмный блок) ---------- */
.cta { padding: 64px 40px; }
.cta__card {
	display: grid; grid-template-columns: 5fr 7fr; gap: 64px; align-items: center;
	max-width: 1360px; margin-inline: auto; padding: 80px;
	border-radius: var(--r-xl); background: var(--c-dark); color: #fff;
}
.cta__content { display: flex; flex-direction: column; gap: 20px; }
.cta__text { font-size: 17px; line-height: 1.6; color: var(--c-dark-text); }

.lead-form { display: flex; flex-direction: column; gap: 16px; }
.lead-form__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field__label { font-size: 14px; color: var(--c-muted); }
.field__input {
	width: 100%; height: 60px; padding: 0 20px;
	border: 1px solid var(--c-line); border-radius: var(--r-sm);
	background: #fff; color: var(--c-text); font-size: 16px;
	transition: border-color .2s;
}
.field__input--area { height: 120px; padding: 16px 20px; resize: vertical; }
.field__input:focus { outline: none; border-color: var(--c-accent); box-shadow: 0 0 0 3px rgba(26, 95, 224, .2); }
.field__input.is-invalid { border-color: #D93838; }
.lead-form__bottom { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 8px; }
.lead-form__consent { max-width: 340px; font-size: 13px; line-height: 1.5; color: var(--c-muted); }
.lead-form__consent a { color: inherit; text-decoration: underline; }
.lead-form__submit { height: 60px; padding: 0 40px; font-size: 17px; }
.lead-form__status { min-height: 1.5em; font-size: 15px; font-weight: 600; }
.lead-form__status.is-error { color: #D93838; }
.lead-form__status.is-success { color: #1B8A4B; }

.lead-form--dark .field__label { color: var(--c-dark-text); }
.lead-form--dark .field__input { border-color: var(--c-dark-field); background: var(--c-dark-2); color: #fff; }
.lead-form--dark .field__input::placeholder { color: var(--c-dark-muted); }
.lead-form--dark .field__input:focus { border-color: var(--c-cyan); box-shadow: 0 0 0 3px rgba(95, 184, 255, .25); }
.lead-form--dark .lead-form__consent { color: var(--c-dark-muted); }
.lead-form--dark .lead-form__status.is-error { color: #FF8A8A; }
.lead-form--dark .lead-form__status.is-success { color: #6EE7A0; }

/* ---------- Всплывающее окно ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal__overlay { position: absolute; inset: 0; background: rgba(11, 26, 48, .6); }
.modal__dialog {
	position: relative; width: 100%; max-width: 520px; max-height: calc(100vh - 32px); overflow: auto;
	padding: 40px; border-radius: var(--r-lg); background: #fff;
}
.modal__close {
	position: absolute; top: 16px; right: 16px;
	display: flex; align-items: center; justify-content: center;
	width: 44px; height: 44px; border: 0; border-radius: 50%; background: var(--c-bg); color: var(--c-text);
}
.modal__title { margin-bottom: 10px; padding-right: 48px; font-family: var(--f-display); font-weight: 600; font-size: 26px; line-height: 1.2; }
.modal__text { margin-bottom: 24px; font-size: 15px; line-height: 1.5; color: var(--c-muted); }
.lead-form--modal .lead-form__bottom { flex-direction: column-reverse; align-items: stretch; }
.lead-form--modal .lead-form__consent { max-width: none; }

/* ---------- Футер ---------- */
.site-footer { padding: 40px 0; background: #fff; border-top: 1px solid var(--c-line); }
.site-footer__top { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-footer .logo__mark { width: 40px; height: 40px; font-size: 15px; border-radius: 11px; }
.site-footer .logo__tagline { display: none; }
.site-footer .menu { gap: 28px; }
.site-footer .menu a { font-size: 14px; }
.site-footer__address { font-size: 13px; color: var(--c-muted); }
.site-footer__contacts { display: flex; align-items: center; gap: 12px; }
.site-footer__phone { margin-right: 4px; color: var(--c-text); font-size: 16px; font-weight: 700; white-space: nowrap; }
.site-footer__bottom {
	display: flex; justify-content: space-between; gap: 16px;
	margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--c-line-soft);
	font-size: 13px; color: var(--c-muted);
}
.site-footer__bottom a { color: var(--c-muted); }

/* ---------- Текстовые страницы ---------- */
.text-page__title { margin-bottom: 24px; font-family: var(--f-display); font-weight: 600; font-size: clamp(26px, 3.5vw, 40px); line-height: 1.2; }
.text-page__lead { margin-bottom: 24px; font-size: 17px; color: var(--c-muted); }
.text-page__item + .text-page__item { margin-top: 40px; }

/* ==========================================================================
   Планшеты
   ========================================================================== */
@media (max-width: 1180px) {
	.site-header__nav, .site-header__address { display: none; }
	.site-footer__top { flex-wrap: wrap; }
	.site-footer__nav { order: 5; width: 100%; }
}

@media (max-width: 1024px) {
	:root { --section-y: 72px; }

	.site-header__contacts { display: none; }
	.site-header__mobile { display: flex; }

	.hero__grid, .economy__grid, .steps__grid, .faq__grid, .cta__card { grid-template-columns: minmax(0, 1fr); gap: 40px; }
	.hero__media { height: 420px; }
	.why__grid, .equipment__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.services__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.timeline { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 24px; }
	.timeline__item:nth-child(2)::before { display: none; }
	.economy__card, .cta__card { padding: 56px 40px; }
	.economy__facts { grid-template-columns: repeat(3, minmax(0, 1fr)); }
	.economy__facts .btn { grid-column: 1 / -1; justify-self: start; }
	.work-slide { grid-template-columns: minmax(0, 1fr); gap: 24px; }
	.work-slide__info { padding: 0 12px 12px; }
	.steps__media { height: 360px; }
}

/* ==========================================================================
   Телефоны
   ========================================================================== */
@media (max-width: 760px) {
	:root { --section-y: 48px; --gutter: 16px; --header-h: 64px; }

	.admin-bar .site-header { top: 0; }
	.logo__mark { width: 38px; height: 38px; font-size: 14px; border-radius: 10px; }
	.logo__name { font-size: 14px; }
	.site-header .logo__tagline { display: none; }

	.section-head, .section-head--action { flex-direction: column; align-items: stretch; gap: 16px; margin-bottom: 24px; }
	.section-head--center { flex-direction: row; align-items: center; }
	.section-lead { font-size: 15px; }
	.btn { width: 100%; height: 54px; }
	.btn--lg { height: 56px; font-size: 16px; }

	/* Баннер */
	.hero { padding: 28px 0 40px; }
	.hero__content { gap: 16px; }
	.chip { font-size: 13px; padding: 7px 12px; }
	.hero__subtitle { font-size: 17px; }
	.hero__text { font-size: 15px; }
	.hero__actions { flex-direction: column; align-items: stretch; gap: 10px; margin-top: 4px; }
	.hero__note { max-width: none; text-align: center; font-size: 13px; }
	.hero__grid { gap: 24px; }
	.hero__media { height: 240px; border-radius: var(--r-md); }
	.hero__advantages { grid-template-columns: minmax(0, 1fr); gap: 10px; margin-top: 16px; }
	.adv { padding: 18px; gap: 14px; border-radius: 16px; }
	.adv__icon { width: 40px; height: 40px; border-radius: 12px; }
	.adv__title { font-size: 16px; }
	.adv__text { font-size: 14px; }

	/* Почему метан */
	.why__grid { grid-template-columns: minmax(0, 1fr); gap: 10px; }
	.why-card { display: grid; grid-template-columns: 44px 1fr; column-gap: 14px; row-gap: 4px; padding: 18px; border-radius: 16px; }
	.why-card__icon { grid-row: span 2; width: 44px; height: 44px; }
	.why-card__icon .icon { width: 20px; height: 20px; }
	.why-card__title { font-size: 16px; }
	.why-card__text { font-size: 14px; line-height: 1.45; }

	/* Экономия */
	.economy { padding-inline: 8px; }
	.economy__card { padding: 36px 20px; border-radius: 24px; }
	.economy__grid { gap: 24px; }
	.economy__content { gap: 14px; }
	.economy__caption, .economy__text { font-size: 15px; }
	.economy__chart { padding: 18px; border-radius: 18px; }
	.economy__years text { font-size: 18px; }
	.economy__facts { grid-template-columns: minmax(0, 1fr); gap: 14px; margin-top: 24px; padding-top: 24px; }
	.economy__facts .btn { justify-self: stretch; margin-top: 8px; }
	.fact__num { font-size: 30px; }
	.fact__text { font-size: 14px; }

	/* Цены: таблица превращается в список */
	.price-table-wrap { border-radius: 18px; }
	.price-table thead { display: none; }
	.price-table, .price-table tbody { display: block; }
	.price-table tbody tr {
		display: grid; grid-template-columns: 1fr auto; gap: 4px 12px;
		padding: 16px 18px; border-bottom: 1px solid var(--c-line-soft);
	}
	.price-table tbody tr:last-child { border-bottom: 0; }
	.price-table tbody th, .price-table tbody td { display: block; width: auto; padding: 0; border: 0; }
	.price-table tbody th { font-size: 15px; }
	.price-table__price { font-size: 15px; }
	.price-table__desc { grid-column: 1 / -1; grid-row: 2; font-size: 13px; }
	.prices__footer { flex-direction: column; align-items: stretch; gap: 16px; margin-top: 16px; }
	.prices__note { font-size: 13px; }

	/* ГАИ: вертикальная линия */
	.timeline { grid-template-columns: minmax(0, 1fr); gap: 0; }
	.timeline__item { display: grid; grid-template-columns: 40px 1fr; column-gap: 16px; row-gap: 4px; padding-bottom: 24px; }
	.timeline__item:last-child { padding-bottom: 0; }
	.timeline__num { grid-row: span 2; width: 40px; height: 40px; }
	.timeline__title { font-size: 16px; padding-top: 8px; }
	.timeline__text { font-size: 14px; }
	.timeline__item:not(:last-child)::before,
	.timeline__item:nth-child(2)::before { display: block; top: 40px; bottom: 0; left: 19px; right: auto; width: 2px; height: auto; }
	.gai .btn { order: 3; }
	.gai .section-head--action { display: contents; }
	.gai .container { display: flex; flex-direction: column; gap: 20px; }
	.gai .section-head--action > div { gap: 12px; }

	/* Оборудование: листается вбок */
	.equipment__scroller {
		width: 100%; overflow-x: auto; scroll-snap-type: x mandatory;
		scroll-padding-left: var(--gutter); padding: 0 var(--gutter) 8px;
		-webkit-overflow-scrolling: touch; scrollbar-width: none;
	}
	.equipment__scroller::-webkit-scrollbar { display: none; }
	.equipment__grid { display: flex; gap: 12px; width: max-content; }
	.eq-card { width: 270px; padding: 12px 12px 20px; border-radius: 20px; scroll-snap-align: start; }
	.eq-card__img { height: 170px; border-radius: 14px; }
	.eq-card__body { padding: 0 8px; gap: 6px; }
	.eq-card__title { font-size: 17px; }
	.eq-card__text { font-size: 14px; }

	/* Услуги */
	.services__grid { gap: 10px; }
	.service-card { border-radius: 18px; flex-direction: column-reverse; }
	.service-card__img { width: calc(100% - 16px); height: 110px; margin: 8px 8px 0; border-radius: 12px; }
	.service-card__head { padding: 12px 14px 16px; gap: 4px; }
	.service-card__title { font-size: 15px; }
	.service-card__price { font-size: 13px; margin-bottom: 8px; }
	.service-card__head .service-card__btn { height: 40px; padding: 0 14px; font-size: 13px; }

	/* Работы */
	.round-btn { width: 44px; height: 44px; }
	.slider-nav { gap: 8px; }
	.slider-nav__count { display: none; }
	.work-slide { padding: 10px; border-radius: 22px; gap: 16px; }
	.work-slide__media { height: 230px; border-radius: 16px; }
	.work-slide__info { padding: 0 8px 10px; gap: 12px; }
	.work-slide__title { font-size: 20px; }
	.work-slide__subtitle { font-size: 13px; }
	.check-list { font-size: 14px; gap: 8px; }
	.work-slide__bottom { flex-wrap: wrap; padding-top: 14px; }
	.work-slide__price { width: 100%; flex-direction: row; justify-content: space-between; align-items: center; }
	.work-slide__price-value { font-size: 20px; }

	/* Этапы */
	.steps__media { display: none; }
	.steps__content { gap: 20px; }
	.steps__list { grid-template-columns: minmax(0, 1fr); gap: 18px; }
	.step { flex-direction: row; gap: 14px; }
	.step__num { width: 44px; height: 44px; font-size: 14px; }
	.step__title { font-size: 16px; margin-bottom: 4px; }
	.step__text { font-size: 14px; }

	/* FAQ */
	.faq__grid { gap: 16px; }
	.faq__aside { display: contents; }
	.faq__aside .section-lead { display: none; }
	.faq__contact { order: 3; margin-top: 0; padding: 20px; border-radius: 16px; background: var(--c-accent-soft); }
	.faq__contact-text { display: none; }
	.faq__list { gap: 8px; }
	.faq-item { border-radius: 16px; }
	.faq-item__q { padding: 18px; font-size: 15px; gap: 12px; }
	.faq-item__icon { width: 32px; height: 32px; }
	.faq-item__a { padding: 0 18px 18px; font-size: 14px; }

	/* SEO: свёрнут */
	.seo__title { margin-bottom: 16px; }
	.prose { font-size: 15px; line-height: 1.65; }
	.prose h3 { font-size: 17px; }
	.seo__body { position: relative; max-height: 280px; overflow: hidden; }
	.seo__body::after {
		content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 90px;
		background: linear-gradient(rgba(255, 255, 255, 0), #fff);
	}
	.seo__body.is-open { max-height: none; }
	.seo__body.is-open::after { display: none; }
	.seo__toggle {
		display: inline-flex; align-items: center; height: 44px; margin-top: 8px; padding: 0;
		border: 0; background: none; color: var(--c-accent); font-size: 15px; font-weight: 700;
	}

	/* Форма */
	.cta { padding: 32px 8px; }
	.cta__card { padding: 36px 20px; border-radius: 24px; gap: 20px; }
	.cta__content { gap: 12px; }
	.cta__text { font-size: 15px; }
	.field__input { height: 54px; padding: 0 16px; border-radius: 12px; }
	.field__input--area { height: 100px; padding: 14px 16px; }
	.lead-form__bottom { flex-direction: column-reverse; align-items: stretch; gap: 12px; }
	.lead-form__consent { max-width: none; font-size: 12px; }
	.lead-form__submit { height: 56px; }
	.modal__dialog { padding: 28px 20px; }
	.modal__title { font-size: 22px; }

	/* Футер */
	.site-footer { padding: 32px 0; }
	.site-footer__top { flex-direction: column; align-items: flex-start; gap: 20px; }
	.site-footer .menu { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
	.site-footer__contacts { flex-wrap: wrap; }
	.site-footer__phone { width: 100%; font-size: 17px; }
	.site-footer__bottom { flex-direction: column; gap: 6px; font-size: 12px; }
}