/* «Спринт» — система дизайна
   Палитра от логотипа: холодный голубой + глубокий сине-зелёный «чернильный».
   Главный характерный элемент — смета-чек с одинаковой суммой «калькулятор = договор = акт». */
:root {
  --ink: #0d2b3e;
  --ink-2: #44606f;
  --brand: #12a4cf;
  --brand-deep: #08779c;
  --brand-tint: #e3f4fa;
  --ice: #f1f7fa;
  --paper: #ffffff;
  --line: #d4e4eb;
  --mark: #ffe27a;
  --ok: #157a4a;
  --err: #b3261e;
  --radius-s: 10px;
  --radius-m: 18px;
  --radius-l: 28px;
  --shadow: 0 18px 40px -22px rgba(13, 43, 62, .35);
  --display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --body: "Onest", "Segoe UI", system-ui, -apple-system, sans-serif;
  --wrap: 1200px;
  --gutter: 16px;
  color-scheme: light;
}
@media (min-width: 768px) { :root { --gutter: 32px; } }

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }
body { margin: 0; font-family: var(--body); font-size: 17px; line-height: 1.55; color: var(--ink); background: var(--paper); overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand-deep); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 3px solid var(--brand); outline-offset: 3px; border-radius: 6px; }
button, input, select, textarea { font: inherit; color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 8px; top: -60px; background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { top: 8px; color: #fff; }

.wrap { width: 100%; max-width: calc(var(--wrap) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: 72px 0; }
@media (min-width: 1024px) { .section { padding: 112px 0; } }
.section--ice { background: var(--ice); }
.section--ink { background: var(--ink); color: #e8f3f8; }
.section--ink a { color: #8fdcf5; }

/* Типографика */
h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(30px, 4.3vw, 54px); }
h2 { font-size: clamp(28px, 4.4vw, 48px); }
h3 { font-size: clamp(19px, 2vw, 23px); line-height: 1.2; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
.lead { font-size: clamp(18px, 1.6vw, 21px); color: var(--ink-2); max-width: 60ch; }
.section--ink .lead { color: #b9d4e0; }
.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head p { color: var(--ink-2); max-width: 62ch; }
.section--ink .section-head p { color: #b9d4e0; }
.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
.muted { color: var(--ink-2); }
.small { font-size: 14px; }

/* Кнопки */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 26px; border-radius: 999px; border: 2px solid transparent; font-weight: 600; font-size: 17px; text-decoration: none; cursor: pointer; transition: background .2s, color .2s, border-color .2s, transform .15s; white-space: nowrap; }
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--brand-deep); color: #fff; }
.btn--primary:hover { background: var(--ink); color: #fff; }
.btn--ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); color: var(--ink); }
.btn--light { background: #fff; color: var(--ink); }
.btn--light:hover { background: var(--brand-tint); color: var(--ink); }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.btn svg { width: 20px; height: 20px; flex: none; }

/* Шапка */
/* Liquid glass: полупрозрачная капсула, размытие и насыщение фона, блик сверху, светлый кант, мягкая тень.
   Над тёмными блоками стекло темнеет (класс .is-dark ставит JS). */
:root { --header-h: 64px; --header-top: 12px; }
html { scroll-padding-top: calc(var(--header-h) + var(--header-top) + 16px); }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }
.header { position: fixed; top: var(--header-top); left: 0; right: 0; z-index: 50; padding: 0 12px; pointer-events: none; }
.header__bar, .mnav { --glass: rgba(255, 255, 255, .42); --glass-2: rgba(255, 255, 255, .16); --fg: var(--ink); --edge: rgba(255, 255, 255, .75);
  pointer-events: auto; position: relative; max-width: calc(var(--wrap) + 48px); margin: 0 auto; color: var(--fg);
  background: linear-gradient(180deg, var(--glass), var(--glass-2));
  -webkit-backdrop-filter: blur(22px) saturate(190%) brightness(1.04); backdrop-filter: blur(22px) saturate(190%) brightness(1.04);
  border: 1px solid rgba(255, 255, 255, .45); border-radius: 26px;
  box-shadow: inset 0 1px 0 var(--edge), inset 0 -1px 0 rgba(255, 255, 255, .18), inset 0 0 0 .5px rgba(255, 255, 255, .25), 0 10px 30px -10px rgba(13, 43, 62, .28), 0 2px 6px -2px rgba(13, 43, 62, .12);
  transition: background .35s, color .35s, box-shadow .35s, border-color .35s, border-radius .35s; }
.header__bar::before, .mnav::before { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(120% 140% at 20% -40%, rgba(255, 255, 255, .55), transparent 45%), radial-gradient(80% 120% at 100% 130%, rgba(18, 164, 207, .14), transparent 55%);
  mix-blend-mode: soft-light; }
.header__bar { display: flex; align-items: center; gap: 18px; min-height: var(--header-h); padding: 8px 8px 8px 18px; }
.header.is-scrolled .header__bar { --glass: rgba(255, 255, 255, .58); --glass-2: rgba(255, 255, 255, .34); }
.header.is-dark .header__bar, .header.is-dark .mnav { --glass: rgba(20, 52, 72, .46); --glass-2: rgba(13, 43, 62, .30); --fg: #f2f8fb; --edge: rgba(255, 255, 255, .28); border-color: rgba(255, 255, 255, .16); }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) { .header__bar, .mnav { --glass: rgba(255, 255, 255, .96); --glass-2: rgba(255, 255, 255, .92); } .header.is-dark .header__bar { --glass: rgba(13, 43, 62, .95); --glass-2: rgba(13, 43, 62, .92); } }
.logo { display: block; flex: none; position: relative; }
.logo img { width: 104px; height: auto; filter: drop-shadow(0 1px 1px rgba(255, 255, 255, .35)); }
.nav { display: none; align-items: center; gap: 4px; margin-left: 6px; }
.nav > a, .nav__btn { color: var(--fg); text-decoration: none; font-weight: 500; font-size: 15px; padding: 9px 14px; border-radius: 999px; transition: background .2s; background: none; border: 0; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.nav > a:hover, .nav__btn:hover, .nav__btn[aria-expanded=true] { background: rgba(255, 255, 255, .45); color: var(--fg); }
.header.is-dark .nav > a:hover, .header.is-dark .nav__btn:hover, .header.is-dark .nav__btn[aria-expanded=true] { background: rgba(255, 255, 255, .14); }
.nav__btn svg { width: 12px; height: 12px; transition: transform .25s; }
.nav__btn[aria-expanded=true] svg { transform: rotate(180deg); }
.nav__menu { position: relative; }
.mega { position: absolute; top: calc(100% + 14px); left: -12px; width: min(760px, 80vw); display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 10px;
  background: rgba(250, 253, 255, .9); -webkit-backdrop-filter: blur(40px) saturate(200%); backdrop-filter: blur(40px) saturate(200%);
  border: 1px solid rgba(255, 255, 255, .6); border-radius: 22px; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9), 0 24px 48px -16px rgba(13, 43, 62, .35); color: var(--ink);
  animation: mega-in .28s cubic-bezier(.2, .8, .2, 1); }
.mega::before { content: ""; position: absolute; left: 0; right: 0; top: -16px; height: 16px; }
@keyframes mega-in { from { opacity: 0; transform: translateY(-6px) scale(.98); } to { opacity: 1; transform: none; } }
.mega__col { display: grid; align-content: start; gap: 2px; padding: 8px; border-radius: 16px; }
.mega__col:hover { background: rgba(255, 255, 255, .6); }
.mega a { color: var(--ink); text-decoration: none; padding: 7px 10px; border-radius: 10px; font-size: 15px; }
.mega a:hover { background: var(--brand-tint); }
.mega__head { font-family: var(--display); font-weight: 600; font-size: 16px !important; padding-bottom: 10px !important; }
.mega__head small { display: block; font-family: var(--body); font-weight: 400; font-size: 13px; color: var(--ink-2); margin-top: 2px; }
.header__contacts { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.header__phone { font-weight: 600; text-decoration: none; color: var(--fg); white-space: nowrap; display: none; padding: 0 8px; }
.header__phone:hover { color: var(--fg); opacity: .8; }
.icon-btn { display: inline-flex; width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 50%; border: 1px solid var(--line); color: var(--ink); background: #fff; }
.icon-btn:hover { border-color: var(--ink); color: var(--ink); }
.icon-btn svg { width: 20px; height: 20px; }
.header .icon-btn, .burger { background: rgba(255, 255, 255, .34); border: 1px solid rgba(255, 255, 255, .55); color: var(--fg); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .7); }
.header.is-dark .icon-btn, .header.is-dark .burger { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .2); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .2); }
.header .icon-btn:hover { background: rgba(255, 255, 255, .6); color: var(--fg); }
.burger { display: inline-flex; width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 50%; cursor: pointer; }
.burger svg { width: 22px; height: 22px; }
.mnav { margin-top: 8px; padding: 14px; border-radius: 24px; max-height: calc(100dvh - 110px); overflow-y: auto; overscroll-behavior: contain; --glass: rgba(255, 255, 255, .78); --glass-2: rgba(255, 255, 255, .66); animation: mega-in .28s cubic-bezier(.2, .8, .2, 1); }
.mnav__groups { display: grid; gap: 6px; }
.mnav__groups .mega__col { padding: 6px 4px; }
.mnav__groups .mega__col a, .mnav__links a { color: var(--fg); text-decoration: none; padding: 8px 10px; border-radius: 10px; font-size: 16px; }
.mnav__groups .mega__head small { color: inherit; opacity: .7; }
.mnav__links { display: flex; flex-wrap: wrap; gap: 4px; border-top: 1px solid rgba(13, 43, 62, .12); margin-top: 8px; padding-top: 10px; }
.mnav .btn { margin-top: 12px; position: relative; }
.header__contacts > .btn { display: none; min-height: 44px; padding: 0 18px; font-size: 15px; }
@media (min-width: 640px) { .header__phone { display: inline; } .logo img { width: 112px; } }
@media (min-width: 1100px) { .nav { display: flex; } .burger, .mnav { display: none !important; } .header__contacts > .btn { display: inline-flex; } }
@media (min-width: 1100px) and (max-width: 1279px) { .nav > a, .nav__btn { padding: 9px 10px; font-size: 14px; } .header__phone { display: none; } }
@media (max-width: 359px) { .header .icon-btn--vk { display: none; } }
/* Значки мессенджеров — в цвете логотипа */
.ico-tile { fill: var(--brand); transition: fill .2s; }
a:hover .ico-tile, button:hover .ico-tile { fill: var(--brand-deep); }
.icon-btn svg.ico-brand { width: 26px; height: 26px; }
/* В шапке значок — сама плитка, без круглой стеклянной обводки вокруг */
.header .icon-btn:has(.ico-brand), .header.is-dark .icon-btn:has(.ico-brand), .header .icon-btn:has(.ico-brand):hover {
  background: none; border: 0; box-shadow: none; width: 38px; height: 38px; border-radius: 10px; }
.header .icon-btn svg.ico-brand { width: 34px; height: 34px; border-radius: 9px; display: block;
  box-shadow: 0 2px 8px rgba(13, 43, 62, .18); transition: transform .2s; }
.header .icon-btn:hover svg.ico-brand { transform: translateY(-1px); }
.btn svg.ico-brand { width: 22px; height: 22px; }
.soc-links { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
.soc-links a { display: inline-flex; align-items: center; gap: 8px; }
.soc-links svg.ico-brand { width: 20px; height: 20px; flex: none; }
[data-stub] { cursor: default; }

/* Анимации: инерционный скролл (Lenis) + появление блоков + одна последовательность первого экрана */
.js-reveal [data-reveal] { opacity: 0; transform: translate3d(0, 28px, 0); transition: opacity .8s cubic-bezier(.16, 1, .3, 1), transform 1s cubic-bezier(.16, 1, .3, 1); transition-delay: var(--d, 0ms); will-change: opacity, transform; }
.js-reveal [data-reveal].is-in { opacity: 1; transform: none; }
.js-reveal .hero h1, .js-reveal .hero .lead, .js-reveal .hero__prices, .js-reveal .hero__offer, .js-reveal .hero__actions, .js-reveal .hero__meta, .js-reveal .terms { opacity: 0; transform: translate3d(0, 24px, 0); transition: opacity .9s cubic-bezier(.16, 1, .3, 1), transform 1.1s cubic-bezier(.16, 1, .3, 1); }
.is-loaded .hero h1, .is-loaded .hero .lead, .is-loaded .hero__prices, .is-loaded .hero__offer, .is-loaded .hero__actions, .is-loaded .hero__meta, .is-loaded .terms { opacity: 1; transform: none; }
.is-loaded .hero .lead { transition-delay: .12s; } .is-loaded .hero__prices { transition-delay: .17s; } .is-loaded .hero__offer { transition-delay: .22s; } .is-loaded .hero__actions { transition-delay: .28s; } .is-loaded .hero__meta { transition-delay: .34s; }
.is-loaded .terms { transition-delay: .5s; }
.hero__bg img { will-change: transform; transform: scale(1.08); }
.btn, .router__card, .svc { transition: background .25s, color .25s, border-color .25s, transform .35s cubic-bezier(.16, 1, .3, 1), box-shadow .35s; }
@media (hover: hover) { .btn--primary:hover { transform: translateY(-2px); box-shadow: 0 10px 22px -10px rgba(8, 119, 156, .7); } }

/* Направления: дом / бизнес / госучреждения */
.section--tight { padding: 56px 0 72px; }
.router { display: grid; gap: 14px; }
@media (min-width: 900px) { .router { grid-template-columns: 1.25fr 1fr 1fr; } }
.router__card { position: relative; display: flex; flex-direction: column; min-height: 230px; padding: 26px; border-radius: var(--radius-l); background: var(--ice); color: var(--ink); text-decoration: none; overflow: hidden; border: 1px solid var(--line); }
.router__card h3 { font-size: clamp(24px, 2.6vw, 32px); margin: 8px 0 10px; }
.router__card p { color: var(--ink-2); margin: 0 0 20px; max-width: 34ch; }
.router__label { font-size: 14px; color: var(--ink-2); }
.router__more { margin-top: auto; font-weight: 600; color: var(--brand-deep); display: inline-flex; align-items: center; gap: 8px; }
.router__more::after { content: ""; width: 28px; height: 28px; border-radius: 50%; background: currentColor url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'%3E%3Cpath d='M12 9l5 5-5 5' stroke='white' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 28px no-repeat; transition: transform .35s cubic-bezier(.16, 1, .3, 1); }
.router__card--main .router__more::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'%3E%3Cpath d='M12 9l5 5-5 5' stroke='%230d2b3e' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); }
.router__card--main { background: var(--ink); color: #fff; border-color: var(--ink); }
.router__card--main p, .router__card--main .router__label { color: #b9d4e0; }
.router__card--main .router__more { color: #8fdcf5; }
@media (hover: hover) { .router__card:hover { transform: translateY(-4px); box-shadow: var(--shadow); color: inherit; } .router__card--main:hover { color: #fff; } .router__card:hover .router__more::after { transform: translateX(4px); } }

/* Страницы направлений */
.svc-grid { display: grid; gap: 14px; }
@media (min-width: 768px) { .svc-grid { grid-template-columns: repeat(2, 1fr); } }
.svc { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-m); padding: 24px; display: flex; flex-direction: column; }
.svc h3 a { color: var(--ink); text-decoration: none; }
.svc p { font-size: 16px; }
.svc__price { margin-top: auto; }
.svc__price b { font-family: var(--display); font-weight: 600; font-size: 22px; }
.svc__actions { display: flex; flex-wrap: wrap; gap: 8px; }
.points { list-style: none; padding: 0; margin: 0; display: grid; gap: 1px; background: rgba(255, 255, 255, .14); border-radius: var(--radius-m); overflow: hidden; }
@media (min-width: 768px) { .points { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .points { grid-template-columns: repeat(3, 1fr); } }
.points li { background: var(--ink); padding: 22px; }
.points b { display: block; color: #fff; font-size: 17px; margin-bottom: 4px; }
.points span { color: #b9d4e0; font-size: 15.5px; }

/* Первый экран */
/* Фото на весь экран + затемнение слева, белый текст поверх (как в референсе) */
.hero { position: relative; isolation: isolate; overflow: hidden; color: #fff; background: var(--ink);
  padding: calc(var(--header-h) + var(--header-top) + 48px) 0 32px; min-height: 100svh; display: flex; align-items: flex-end; }
.hero__bg { position: absolute; inset: 0; z-index: -1; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 68% 40%; }
.hero__bg::after { content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(13, 43, 62, .55) 0%, rgba(13, 43, 62, .35) 35%, rgba(13, 43, 62, .88) 100%); }
.hero__tag { position: absolute; right: 16px; top: calc(var(--header-h) + var(--header-top) + 14px); z-index: 1; font-size: 11px; letter-spacing: .02em;
  padding: 4px 9px; border-radius: 99px; color: rgba(255, 255, 255, .85); background: rgba(13, 43, 62, .45); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.hero__inner { width: 100%; }
.hero__content { max-width: 760px; }
.hero h1 { margin-bottom: 18px; color: #fff; font-size: clamp(34px, 4.4vw, 60px); line-height: 1.05; }
.hero h1 .h1-sub { display: block; color: #8fe0f7; font-size: .72em; margin-top: .25em; }
.hero .lead { color: rgba(255, 255, 255, .86); max-width: 56ch; }
.hero h1 .h1-price { display: block; color: #8fe0f7; font-size: 1.12em; letter-spacing: -.02em; margin-top: .08em; white-space: nowrap; }
.hero .lead__accent { color: #fff; font-weight: 600; }
.hero__prices { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 22px 0 0; }
.hero__prices a { display: flex; flex-direction: column; gap: 2px; min-width: 150px; padding: 10px 16px; border-radius: 14px; text-decoration: none; color: #fff;
  background: rgba(13, 43, 62, .45); border: 1px solid rgba(255, 255, 255, .18); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); transition: background .25s, border-color .25s, transform .35s cubic-bezier(.16, 1, .3, 1); }
.hero__prices span { font-size: 13.5px; color: rgba(255, 255, 255, .75); }
.hero__prices b { font-family: var(--display); font-size: 19px; font-weight: 600; }
.hero__prices a:hover { background: rgba(18, 164, 207, .35); border-color: rgba(143, 224, 247, .55); transform: translateY(-2px); }
@media (max-width: 639px) { .hero__prices { display: grid; grid-template-columns: 1fr 1fr; } .hero__prices li:first-child { grid-column: 1 / -1; } .hero__prices a { min-width: 0; } }
.hero__offer { display: inline-flex; align-items: baseline; flex-wrap: wrap; gap: 4px 10px; margin-top: 22px; padding: 10px 18px; border-radius: 18px; color: #fff; text-decoration: none; font-size: 16px;
  background: rgba(18, 164, 207, .28); border: 1px solid rgba(143, 224, 247, .55); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); transition: background .2s; }
.hero__offer b { font-family: var(--display); font-size: 20px; font-weight: 700; color: #8fe0f7; }
.hero__offer:hover { background: rgba(18, 164, 207, .42); color: #fff; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 18px; }
.btn--glass { color: #fff; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .45); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.btn--glass:hover { background: rgba(255, 255, 255, .22); color: #fff; }
.hero__meta { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 15px; color: rgba(255, 255, 255, .8); padding: 0; margin: 0; list-style: none; }
.hero__meta a { color: #fff; }
.hero__meta li { display: flex; align-items: center; gap: 8px; }
.hero__meta li::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--brand); }
@media (min-width: 1024px) {
  .hero { padding: calc(var(--header-h) + var(--header-top) + 72px) 0 40px; }
  .hero__bg::after { background: linear-gradient(90deg, rgba(13, 43, 62, .9) 0%, rgba(13, 43, 62, .62) 42%, rgba(13, 43, 62, .12) 75%), linear-gradient(0deg, rgba(13, 43, 62, .75) 0%, transparent 38%); }
  .hero__tag { right: 32px; }
}

/* Простая заявка (вместо калькулятора) */
.req { display: grid; gap: 28px; align-items: start; }
.req__aside { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-m); padding: 24px; }
.req__aside h3 { margin: 0 0 14px; }
.req__steps { list-style: none; counter-reset: rs; padding: 0; margin: 0 0 18px; display: grid; gap: 14px; }
.req__steps li { counter-increment: rs; display: grid; grid-template-columns: 32px 1fr; column-gap: 12px; }
.req__steps li::before { content: counter(rs); grid-row: span 2; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; color: #fff; background: var(--brand); }
.req__steps b { display: block; }
.req__steps span { color: var(--ink-2); font-size: 15px; }
@media (min-width: 1024px) { .req { grid-template-columns: 1.5fr 1fr; gap: 40px; } .req__aside { position: sticky; top: calc(var(--header-h) + var(--header-top) + 20px); } }

/* Акция */
.promo { background: linear-gradient(180deg, var(--ice) 0%, #fff 100%); }
.promo__grid { display: grid; gap: 40px; align-items: center; }
.promo__kicker { display: inline-block; font-size: 14px; font-weight: 600; color: var(--brand-deep); background: var(--brand-tint); padding: 6px 12px; border-radius: 99px; margin: 0 0 16px; }
.promo__big { font-size: clamp(34px, 5vw, 60px); line-height: 1.05; margin: 0 0 18px; }
.promo__big span { display: block; color: var(--brand); font-size: 1.7em; letter-spacing: -.02em; line-height: 1; }
.promo .lead { margin-bottom: 26px; }
.promo__receipt { max-width: 380px; width: 100%; justify-self: center; transform: rotate(-1.5deg); }
@media (min-width: 1024px) { .promo__grid { grid-template-columns: 1.2fr 1fr; gap: 72px; } }

/* Чек-смета — характерный элемент */
.receipt { --tooth: 9px; position: relative; background: #fff; color: var(--ink); padding: 26px 22px 22px; box-shadow: var(--shadow);
  -webkit-mask: radial-gradient(circle at 50% 0, transparent 5.5px, #000 6px) top / 18px 50.5% repeat-x, radial-gradient(circle at 50% 100%, transparent 5.5px, #000 6px) bottom / 18px 50.5% repeat-x;
          mask: radial-gradient(circle at 50% 0, transparent 5.5px, #000 6px) top / 18px 50.5% repeat-x, radial-gradient(circle at 50% 100%, transparent 5.5px, #000 6px) bottom / 18px 50.5% repeat-x; }
.receipt__title { font-family: var(--display); font-size: 15px; font-weight: 600; margin: 0 0 12px; }
.receipt__row { display: flex; align-items: baseline; gap: 8px; font-size: 14px; padding: 3px 0; }
.receipt__row span:first-child { flex: 1 1 auto; min-width: 0; }
.receipt__row span:last-child { font-variant-numeric: tabular-nums; white-space: nowrap; }
.receipt__row--neg span:last-child { color: var(--ok); }
.receipt__total { display: flex; justify-content: space-between; align-items: baseline; border-top: 2px dashed var(--line); margin-top: 10px; padding-top: 12px; font-weight: 700; }
.receipt__total strong { font-family: var(--display); font-size: 26px; font-weight: 600; font-variant-numeric: tabular-nums; }
.receipt__same { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-top: 14px; }
.receipt__same div { background: var(--ice); border-radius: 8px; padding: 6px 6px 7px; text-align: center; font-size: 11.5px; line-height: 1.2; color: var(--ink-2); }
.receipt__same b { display: block; font-size: 13.5px; color: var(--ink); font-variant-numeric: tabular-nums; margin-top: 2px; }

/* Полоса условий под первым экраном */
.terms { display: grid; gap: 1px; background: rgba(255, 255, 255, .16); border: 1px solid rgba(255, 255, 255, .2); border-radius: var(--radius-m); overflow: hidden; margin-top: 48px;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.terms > div { background: rgba(13, 43, 62, .42); padding: 18px 20px; }
.terms b { display: block; font-family: var(--display); font-weight: 600; font-size: 19px; margin-bottom: 4px; color: #fff; }
.terms span { color: rgba(255, 255, 255, .75); font-size: 14.5px; }
@media (min-width: 640px) { .terms { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .terms { grid-template-columns: repeat(4, 1fr); } }
.terms--stats b { font-size: clamp(30px, 3.4vw, 44px); line-height: 1; margin-bottom: 8px; letter-spacing: -.02em; }
@media (min-width: 640px) { .terms--stats { grid-template-columns: repeat(3, 1fr); } }

/* Калькулятор */
.calc { display: grid; gap: 28px; align-items: start; }
@media (min-width: 1024px) { .calc { grid-template-columns: minmax(0, 1fr) 380px; gap: 40px; } .calc__aside { position: sticky; top: 92px; } }
.calc__form { display: grid; gap: 14px; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-m); padding: 22px; }
.step legend, .step__title { font-family: var(--display); font-weight: 600; font-size: 17px; padding: 0; margin-bottom: 14px; display: flex; gap: 10px; align-items: baseline; }
.step__n { color: var(--brand-deep); font-variant-numeric: tabular-nums; }
fieldset.step { margin: 0; min-width: 0; }
.choice-grid { display: grid; gap: 10px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .choice-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1200px) { .choice-grid--3 { grid-template-columns: repeat(3, 1fr); } }
.choice { position: relative; display: block; cursor: pointer; }
.choice input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.choice__box { display: block; height: 100%; border: 1.5px solid var(--line); border-radius: var(--radius-s); padding: 14px 16px; transition: border-color .15s, background .15s; }
.choice__box b { display: block; font-weight: 600; }
.choice__box small { display: block; color: var(--ink-2); font-size: 14px; line-height: 1.35; margin-top: 2px; }
.choice__price { display: block; margin-top: 8px; font-weight: 600; color: var(--brand-deep); font-size: 15px; }
.choice:hover .choice__box { border-color: var(--ink-2); }
.choice input:checked + .choice__box { border-color: var(--brand-deep); background: var(--brand-tint); box-shadow: inset 0 0 0 1px var(--brand-deep); }
.choice input:focus-visible + .choice__box { outline: 3px solid var(--brand); outline-offset: 2px; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill { position: relative; }
.pill input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.pill span { display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border: 1.5px solid var(--line); border-radius: 999px; cursor: pointer; font-weight: 500; font-size: 15px; }
.pill input:checked + span { border-color: var(--brand-deep); background: var(--brand-tint); }
.pill input:focus-visible + span { outline: 3px solid var(--brand); outline-offset: 2px; }
.pill input:disabled + span { opacity: .45; cursor: not-allowed; }
.area { display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; }
.area input[type=range] { width: 100%; accent-color: var(--brand-deep); height: 32px; }
.num-input { display: flex; align-items: center; border: 1.5px solid var(--line); border-radius: var(--radius-s); overflow: hidden; background: #fff; }
.num-input input { width: 76px; border: 0; padding: 10px 8px; text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; -moz-appearance: textfield; }
.num-input input::-webkit-outer-spin-button, .num-input input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.num-input span { padding: 0 12px 0 4px; color: var(--ink-2); }
.hint { font-size: 14px; color: var(--ink-2); margin: 10px 0 0; }
.extras { display: grid; gap: 0; }
.extra { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--ice); }
.extra:last-child { border-bottom: 0; }
.extra__name { font-size: 15.5px; line-height: 1.3; }
.extra__name small { display: block; color: var(--ink-2); font-size: 13.5px; }
.stepper { display: inline-flex; align-items: center; border: 1.5px solid var(--line); border-radius: 999px; }
.stepper button { width: 40px; height: 40px; border: 0; background: transparent; font-size: 20px; line-height: 1; cursor: pointer; border-radius: 50%; color: var(--ink); }
.stepper button:hover { background: var(--ice); }
.stepper button:disabled { opacity: .35; cursor: default; background: transparent; }
.stepper output { min-width: 26px; text-align: center; font-weight: 600; font-variant-numeric: tabular-nums; }
.extras-toggle { margin-top: 6px; background: none; border: 0; color: var(--brand-deep); font-weight: 600; cursor: pointer; padding: 8px 0; text-decoration: underline; text-underline-offset: 3px; }
.row2 { display: grid; gap: 12px; }
@media (min-width: 560px) { .row2 { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: 6px; }
.field label, .field > span { font-weight: 500; font-size: 15px; }
.field input, .field select, .field textarea { width: 100%; min-height: 50px; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-s); background: #fff; }
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--brand-deep); outline: none; box-shadow: 0 0 0 3px rgba(18, 164, 207, .25); }
.field [aria-invalid=true] { border-color: var(--err); }
.field__err { color: var(--err); font-size: 14px; min-height: 0; }
.check { display: grid; grid-template-columns: 24px 1fr; gap: 10px; align-items: start; font-size: 15px; cursor: pointer; }
.check input { width: 22px; height: 22px; margin: 1px 0 0; accent-color: var(--brand-deep); }
.calc__aside .receipt { padding: 30px 24px 26px; }
.calc__aside .receipt__total strong { font-size: 32px; }
.calc__note { font-size: 13.5px; color: var(--ink-2); margin: 12px 0 0; }
.calc__aside .btn { margin-top: 16px; }
.calc__alt { display: flex; gap: 8px; margin-top: 10px; }
.calc__alt .btn { flex: 1; margin-top: 0; padding: 0 12px; min-height: 46px; font-size: 15px; }

/* Форма бронирования */
.booking { margin-top: 14px; }
.booking[hidden] { display: none; }
.photos { border: 1.5px dashed var(--line); border-radius: var(--radius-s); padding: 16px; }
.photos input { width: 100%; }
.photos__list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.photos__list img { width: 64px; height: 64px; object-fit: cover; border-radius: 8px; }
.form-status { border-radius: var(--radius-s); padding: 14px 16px; font-size: 15px; }
.form-status[hidden] { display: none; }
.form-status--ok { background: #e6f5ec; color: var(--ok); }
.form-status--err { background: #fbeaea; color: var(--err); }
.form-status--info { background: var(--ice); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Услуги и чек-листы */
.tabs { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 24px; scrollbar-width: thin; }
.tab { flex: none; min-height: 44px; padding: 0 18px; border: 1.5px solid var(--line); border-radius: 999px; background: #fff; cursor: pointer; font-weight: 600; font-size: 15px; }
.tab[aria-selected=true] { background: var(--ink); color: #fff; border-color: var(--ink); }
.panel { display: grid; gap: 24px; }
@media (min-width: 900px) { .panel { grid-template-columns: 300px 1fr; gap: 40px; } }
.panel__intro .btn { margin-top: 8px; }
.panel__price { font-family: var(--display); font-size: 28px; font-weight: 600; margin: 6px 0 2px; }
.rooms { display: grid; gap: 14px; }
@media (min-width: 640px) { .rooms { grid-template-columns: 1fr 1fr; } }
.room { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-m); padding: 20px; }
.room h3 { font-size: 17px; margin-bottom: 10px; }
.room ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; font-size: 15.5px; }
.room li { display: grid; grid-template-columns: 20px 1fr; gap: 8px; line-height: 1.4; }
.room li::before { content: ""; width: 14px; height: 14px; margin-top: 4px; border-radius: 4px; background: var(--brand-deep); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5l3 3 7-7' stroke='black' stroke-width='2.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5l3 3 7-7' stroke='black' stroke-width='2.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat; }
.room--no { background: var(--ice); border-style: dashed; }
.room--no li::before { background: var(--ink-2); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 4l8 8M12 4l-8 8' stroke='black' stroke-width='2.2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 4l8 8M12 4l-8 8' stroke='black' stroke-width='2.2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center / contain no-repeat; }

/* Прайс */
.price-grid { display: grid; gap: 28px; }
@media (min-width: 1024px) { .price-grid { grid-template-columns: 1.25fr 1fr; gap: 48px; } }
.ptable { width: 100%; border-collapse: collapse; font-size: 16px; }
.ptable caption { text-align: left; font-family: var(--display); font-weight: 600; font-size: 19px; margin-bottom: 10px; }
.ptable th, .ptable td { text-align: left; padding: 12px 8px 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.ptable thead th { font-size: 13.5px; font-weight: 500; color: var(--ink-2); }
.ptable td:not(:first-child), .ptable th:not(:first-child) { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; padding-left: 12px; padding-right: 0; }
.ptable td a { color: var(--ink); font-weight: 600; text-decoration-color: var(--line); }
.ptable small { display: block; color: var(--ink-2); font-size: 13.5px; font-weight: 400; }
.price-foot { margin-top: 18px; font-size: 15px; color: var(--ink-2); }

/* Шаги */
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; counter-reset: s; }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(5, 1fr); } }
.steps li { counter-increment: s; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--radius-m); padding: 22px 20px; }
.steps li::before { content: counter(s); display: block; font-family: var(--display); font-weight: 600; font-size: 38px; color: var(--brand); line-height: 1; margin-bottom: 14px; }
.steps h3 { font-size: 17px; color: #fff; margin-bottom: 8px; }
.steps p { font-size: 15px; color: #b9d4e0; margin: 0; }

/* Гарантии */
.guarantees { display: grid; gap: 14px; }
@media (min-width: 768px) { .guarantees { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .guarantees { grid-template-columns: repeat(3, 1fr); } }
.g { border-top: 3px solid var(--brand-deep); padding: 22px 0 6px; }
.g h3 { margin-bottom: 8px; }
.g p { color: var(--ink-2); font-size: 16px; margin: 0; }

/* Фотоотчёт до/после */
.proof { display: grid; gap: 32px; align-items: start; }
@media (min-width: 1024px) { .proof { grid-template-columns: 1.3fr 1fr; gap: 48px; } }
.ba { position: relative; border-radius: var(--radius-m); overflow: hidden; aspect-ratio: 16 / 9; background: var(--ice); user-select: none; touch-action: pan-y; }
.ba img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba__after { clip-path: inset(0 0 0 var(--pos, 50%)); }
.ba__handle { position: absolute; top: 0; bottom: 0; left: var(--pos, 50%); width: 3px; background: #fff; transform: translateX(-50%); pointer-events: none; }
.ba__handle::after { content: "⇆"; position: absolute; top: 50%; left: 50%; width: 44px; height: 44px; transform: translate(-50%, -50%); border-radius: 50%; background: #fff; display: grid; place-items: center; font-size: 20px; color: var(--ink); box-shadow: var(--shadow); }
.ba input[type=range] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.ba__tag { position: absolute; top: 12px; padding: 4px 10px; border-radius: 999px; background: rgba(13, 43, 62, .78); color: #fff; font-size: 13px; pointer-events: none; }
.ba__tag--l { left: 12px; } .ba__tag--r { right: 12px; }
.ba-caption { font-size: 13.5px; color: var(--ink-2); margin-top: 10px; }
.checklist-sample { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-m); padding: 22px; }
.checklist-sample h3 { font-size: 18px; }
.checklist-sample ol { margin: 0; padding-left: 20px; display: grid; gap: 6px; font-size: 15.5px; }
.checklist-sample .tick { color: var(--ok); font-weight: 600; }

/* Команда и средства */
.two { display: grid; gap: 32px; }
@media (min-width: 900px) { .two { grid-template-columns: 1fr 1fr; gap: 56px; } }
.facts { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.facts li { padding: 16px 18px; background: #fff; border-radius: var(--radius-s); border: 1px solid var(--line); }
.facts b { display: block; margin-bottom: 2px; }
.facts span { color: var(--ink-2); font-size: 15.5px; }
.surfaces { width: 100%; border-collapse: collapse; font-size: 15.5px; }
.surfaces th, .surfaces td { text-align: left; padding: 12px 10px 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.surfaces th { width: 34%; font-weight: 600; }

/* Сегменты: блоки страниц направлений и офисы */
.seg { display: grid; gap: 28px; align-items: start; }
@media (min-width: 1024px) { .seg { grid-template-columns: 1fr 1fr; gap: 56px; } }
.seg__list { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 0; }
.seg__list li { padding: 14px 0; border-bottom: 1px solid var(--line); }
.section--ink .seg__list li { border-color: rgba(255, 255, 255, .16); }
.seg__list b { display: block; }
.seg__list span { color: var(--ink-2); font-size: 15.5px; }
.section--ink .seg__list span { color: #b9d4e0; }
.card-form { background: #fff; color: var(--ink); border-radius: var(--radius-l); padding: 26px; display: grid; gap: 14px; }
.card-form h3 { margin-bottom: 0; }

/* FAQ */
.faq { max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 40px 20px 0; position: relative; font-weight: 600; font-size: 18px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-size: 28px; font-weight: 400; color: var(--brand-deep); }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--ink-2); margin: 0 0 20px; max-width: 70ch; }

/* Контакты и карта */
.contacts { display: grid; gap: 28px; }
@media (min-width: 1024px) { .contacts { grid-template-columns: 1fr 1.3fr; gap: 48px; } }
.contacts dl { margin: 0; display: grid; gap: 14px; }
.contacts dt { font-size: 14px; color: var(--ink-2); }
.contacts dd { margin: 0; font-weight: 600; font-size: 18px; }
.map { border-radius: var(--radius-m); overflow: hidden; background: var(--ice); aspect-ratio: 4 / 3; border: 1px solid var(--line); }
.map iframe { width: 100%; height: 100%; border: 0; display: block; }
.map__btn { width: 100%; height: 100%; border: 0; background: var(--ice); cursor: pointer; display: grid; place-items: center; padding: 20px; text-align: center; color: var(--ink); font-weight: 600; }

/* Подвал */
.footer { background: var(--ink); color: #b9d4e0; padding: 48px 0 calc(28px + var(--bar, 0px)); font-size: 15px; }
.footer a { color: #e8f3f8; }
.footer__grid { display: grid; gap: 28px; }
@media (min-width: 900px) { .footer__grid { grid-template-columns: 1.2fr 1fr 1fr; } }
.footer h2 { font-size: 16px; color: #fff; margin-bottom: 12px; letter-spacing: 0; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer__bottom { border-top: 1px solid rgba(255, 255, 255, .14); margin-top: 32px; padding-top: 20px; display: flex; flex-wrap: wrap; gap: 14px 24px; align-items: center; justify-content: space-between; }
.credit { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border: 1px solid rgba(255, 255, 255, .22); border-radius: 14px; font-size: 13px; color: #e8f3f8 !important; text-decoration: none; max-width: 100%; }
.credit:hover { border-color: #fff; }

/* Нижняя панель на телефоне */
.mbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: flex; gap: 8px; padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom)); background: rgba(255, 255, 255, .96); border-top: 1px solid var(--line); transform: translateY(110%); transition: transform .25s; }
.mbar.is-on { transform: none; }
.mbar .btn { flex: 1; min-height: 48px; padding: 0 12px; font-size: 16px; }
.mbar .icon-btn { width: 48px; height: 48px; flex: none; }
body { --bar: 0px; }
@media (max-width: 1023px) { body.has-bar { --bar: 72px; } }
@media (min-width: 1024px) { .mbar { display: none; } }

/* Страницы услуг и документы */
.crumbs { font-size: 14px; color: var(--ink-2); margin-bottom: 18px; }
.crumbs a { color: var(--ink-2); }
.doc { max-width: 780px; }
.doc h2 { font-size: 24px; margin-top: 1.6em; }
.doc ul { padding-left: 20px; }
.service-hero { padding: calc(var(--header-h) + var(--header-top) + 40px) 0 56px; background: linear-gradient(180deg, var(--ice) 0%, #fff 100%); }
.service-hero__grid { display: grid; gap: 32px; align-items: center; }
@media (min-width: 1024px) { .service-hero__grid { grid-template-columns: 1.2fr 1fr; gap: 56px; } }
.service-hero .receipt { max-width: 380px; }

/* Фото в блоках */
.photo { margin: 0; border-radius: var(--radius-l); overflow: hidden; background: var(--brand-tint); box-shadow: var(--shadow); aspect-ratio: 3 / 2; }
.photo img { width: 100%; height: 100%; object-fit: cover; }
.photo--seg { margin-top: 28px; }
@media (min-width: 1024px) { .photo--hero { aspect-ratio: 4 / 3.4; } }
@media (max-width: 1023px) { .service-hero__grid .photo--hero { order: 2; } }

main.section { padding-top: calc(var(--header-h) + var(--header-top) + 48px); }