/* BVD × Grandnerud design clone
   Tokens/layout/buttons/hero/catalog/steps — as on grandnerud.ru
   Brand content: BVD logo, phone, Telegram */
:root {
  --bg-primary-main: #fff;
  --bg-primary-second: #f6f6f6;
  --bg-primary-third: #eee;
  --bg-primary-stroke: #2e2d2b;
  --bg-alt-main: #2f2e2c;
  --bg-alt-second: #42413e;
  --bg-alt-third: #565552;
  --bg-alt-stroke: #dcdcdc;
  --text-primary-head: #2f2e2c;
  --text-primary-main: #565552;
  --text-primary-second: #787670;
  --text-alt-head: #fbfbfb;
  --text-alt-main: #f0f0f0;
  --text-alt-second: #fff;
  --colors-main: #ffdd2d;
  --hover-main: #2f2e2c;
  --hover-second: #fff;
  --font-family: "Science Gothic", Impact, sans-serif;
  --second-family: "Onest", system-ui, sans-serif;
  --transition: .3s all ease-in-out;
  --container: 1320px;
  --header-h: 86px;
  --danger: red;
  --success: #23b754;
  --novinka: #006fff;

  /* aliases used by older BVD markup */
  --bvd-orange: #ffdd2d;
  --bvd-orange-hover: #f0cf1a;
  --bvd-orange-soft: #fff8cc;
  --bvd-blue: #2f2e2c;
  --bvd-blue-mid: #42413e;
  --bvd-grey: #565552;
  --bvd-grey-light: #f6f6f6;
  --bvd-dark: #2f2e2c;
  --bvd-white: #fff;
  --bvd-border: #dcdcdc;
  --bvd-radius: 10px;
  --bvd-shadow: 0 15px 40px rgba(47,46,44,.1);
  --bvd-container: 1320px;
  --font: var(--second-family);
  --font-display: var(--font-family);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: auto; }
html.lenis, html.lenis body { height: auto; }
body {
  margin: 0;
  font-family: var(--second-family);
  color: var(--text-primary-main);
  background: var(--bg-primary-main);
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--text-primary-head); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--bg-alt-second); }
button, input, select, textarea { font: inherit; }
.container { width: min(100% - 40px, var(--container)); margin-inline: auto; }

.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 1000;
  background: var(--colors-main); color: var(--hover-main); padding: 10px 14px; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 12px; }

[data-scroll-progress] {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 300;
  background: var(--colors-main); transform: scaleX(0); transform-origin: 0 50%; pointer-events: none;
}

/* ===== Topbar / Header (GN style) ===== */
.topbar {
  background: var(--bg-alt-main);
  color: var(--text-alt-main);
  font-size: 13px;
  padding: 10px 0;
  font-family: var(--second-family);
}
.topbar__inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; align-items: center; }
.topbar a { color: var(--text-alt-second); }
.topbar a:hover { color: var(--colors-main); }
.topbar__promo { color: var(--colors-main); font-weight: 500; }

.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--bg-alt-stroke);
  transition: box-shadow .3s;
}
.header.is-scrolled { box-shadow: 0 10px 30px rgba(0,0,0,.08); }
.header__inner {
  min-height: var(--header-h);
  display: flex; align-items: center; gap: 18px;
}
.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo img {
  height: 48px; width: auto; border-radius: 0;
  background: transparent !important; box-shadow: none !important;
  border: 0 !important; outline: 0;
}
.nav { display: flex; gap: 2px; flex: 1; flex-wrap: nowrap; align-items: center; }
.nav a {
  color: var(--text-primary-head);
  font-family: var(--font-family);
  font-size: 15px;
  padding: 10px 12px;
  border-radius: 10px;
  white-space: nowrap;
  letter-spacing: .01em;
}
.nav a:hover, .nav a.is-active { background: var(--bg-primary-second); color: var(--text-primary-head); }
.header__actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.cart-link { position: relative; }
.cart-link [data-cart-count] {
  position: absolute; top: -6px; right: -8px; min-width: 18px; height: 18px;
  padding: 0 5px; border-radius: 999px; background: var(--hover-main); color: var(--colors-main);
  font-size: 11px; font-weight: 700; line-height: 18px; text-align: center;
}
.cart-link [data-cart-count][hidden] { display: none !important; }
.header__phone {
  font-family: var(--font-family);
  font-size: 22px;
  color: var(--text-primary-head);
  white-space: nowrap;
  line-height: 1.05;
}
.header__phone small {
  display: block; font-family: var(--second-family); font-size: 11px;
  color: var(--text-primary-second); font-weight: 400; margin-top: 2px;
}
.burger {
  display: none; width: 48px; height: 48px; border: 1px solid var(--bg-alt-stroke);
  background: #fff; border-radius: 10px; cursor: pointer; position: relative;
}
.burger span, .burger::before, .burger::after {
  content: ''; position: absolute; left: 12px; right: 12px; height: 2px; background: var(--text-primary-head);
}
.burger span { top: 50%; margin-top: -1px; }
.burger::before { top: 15px; }
.burger::after { bottom: 15px; }

/* ===== Buttons (GN yellow) ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 56px; padding: 14px 28px; border-radius: 10px; border: 1px solid var(--colors-main);
  cursor: pointer; font-family: var(--font-family); font-weight: 400; font-size: 16px;
  transition: var(--transition); text-align: center; white-space: nowrap;
  background: var(--colors-main); color: var(--hover-main);
}
.btn:hover { background: var(--hover-main); border-color: var(--hover-main); color: #fff; }
.btn-primary { background: var(--colors-main); color: var(--hover-main); border-color: var(--colors-main); }
.btn-primary:hover { background: var(--hover-main); color: #fff; border-color: var(--hover-main); }
.btn-blue { background: var(--bg-alt-main); color: #fff; border-color: var(--bg-alt-main); }
.btn-blue:hover { background: var(--colors-main); color: var(--hover-main); border-color: var(--colors-main); }
.btn-ghost {
  background: transparent; border: 1px solid var(--bg-alt-stroke); color: var(--text-primary-head);
}
.btn-ghost:hover { border-color: var(--colors-main); background: var(--colors-main); color: var(--hover-main); }
.btn-sm { min-height: 44px; padding: 10px 16px; font-size: 14px; }
.btn-block { width: 100%; }
.btn-call-float {
  display: none; position: fixed; right: 16px; bottom: 16px; z-index: 90;
  width: 56px; height: 56px; border-radius: 50%; background: var(--colors-main);
  color: var(--hover-main); align-items: center; justify-content: center; box-shadow: var(--bvd-shadow);
}
.tg-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: #229ED9; color: #fff !important; border-radius: 10px;
  padding: 12px 16px; font-family: var(--font-family); font-size: 15px; border: 0;
}
.tg-btn:hover { filter: brightness(1.06); color: #fff !important; }

/* ===== Hero (GN full-bleed photo) ===== */
.hero {
  position: relative;
  min-height: min(88vh, 780px);
  display: grid; align-items: stretch;
  color: var(--text-alt-head);
  overflow: hidden;
  background: var(--bg-alt-main);
  isolation: isolate;
}
.hero__media {
  position: absolute; inset: 0; z-index: 0;
}
.hero__media img {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(.55) contrast(1.05);
}
.hero::after {
  content: ''; position: absolute; inset: 0; z-index: 0;
  background:
    linear-gradient(105deg, rgba(47,46,44,.88) 0%, rgba(47,46,44,.55) 48%, rgba(47,46,44,.25) 100%);
}
.hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center;
  padding: 56px 0 64px;
}
.hero__brand {
  font-family: var(--font-family);
  font-size: clamp(48px, 8vw, 80px);
  line-height: .92;
  letter-spacing: .02em;
  margin: 0 0 18px;
  color: var(--text-alt-head);
  text-transform: none;
}
.hero__brand span { color: var(--colors-main); }
.hero h1, .hero .hero__title {
  font-family: var(--font-family);
  font-size: clamp(28px, 3.4vw, 44px);
  font-weight: 400;
  line-height: 1.1;
  margin: 0 0 24px;
  max-width: 16ch;
  color: var(--text-alt-head);
}
.hero__lead, .hero__descr {
  color: var(--text-alt-main);
  font-size: 16px; line-height: 1.45;
  max-width: 560px; margin: 0 0 28px;
  font-family: var(--second-family);
}
.hero__descr ul { margin: 0; padding-left: 1.1em; }
.hero__descr li { margin-bottom: 8px; }
.hero__descr strong { color: #fff; font-weight: 600; }
.hero__phone {
  font-family: var(--font-family);
  font-size: 30px; color: #fff; display: inline-block; margin-bottom: 6px;
}
.hero__hours { color: #bdbbb7; font-size: 13px; margin-bottom: 18px; }
.hero__trust {
  list-style: none; padding: 0; margin: 0 0 18px;
  display: flex; flex-wrap: wrap; gap: 8px 14px;
}
.hero__trust li {
  font-size: 13px; color: #eceae6; font-weight: 500;
  padding-left: 16px; position: relative;
}
.hero__trust li::before {
  content: ''; position: absolute; left: 0; top: 5px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--colors-main);
}
.hero__chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 20px; }
.hero__chip {
  font-size: 12px; font-weight: 500; padding: 8px 12px; border-radius: 999px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); color: #f0f0f0;
}
.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.hero__btn-descr { color: #c9c7c2; font-size: 13px; margin: 0; line-height: 1.3; }

/* Calculator card */
.calc {
  position: relative;
  background: #fff;
  color: var(--text-primary-head);
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 25px 60px rgba(0,0,0,.35);
  overflow: hidden;
}
.calc::before {
  content: ''; position: absolute; inset: 0 0 auto; height: 5px;
  background: var(--colors-main);
}
.calc h2 {
  margin: 0 0 16px;
  font-family: var(--font-family);
  font-size: 28px;
  color: var(--text-primary-head);
  font-weight: 400;
}
.calc__grid { display: grid; gap: 12px; }
.field label {
  display: block; font-size: 12px; font-weight: 500; color: var(--text-primary-second);
  margin-bottom: 6px; text-transform: uppercase; letter-spacing: .04em;
  font-family: var(--second-family);
}
.field input, .field select, .field textarea {
  width: 100%; padding: 14px 16px; border: 1px solid var(--bg-alt-stroke);
  border-radius: 10px; background: #fff; outline: none; color: var(--text-primary-head);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--colors-main); }
.unit-toggle { display: flex; background: var(--bg-primary-second); border-radius: 10px; padding: 3px; }
.unit-toggle button {
  flex: 1; border: 0; background: transparent; padding: 10px; border-radius: 8px;
  font-family: var(--font-family); cursor: pointer; color: var(--text-primary-second);
}
.unit-toggle button.is-active { background: #fff; color: var(--text-primary-head); box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.calc__result { margin-top: 12px; padding: 14px; border-radius: 12px; background: #fff8cc; display: none; }
.calc__result.is-visible { display: block; }
.calc__total { font-family: var(--font-family); font-size: 34px; color: var(--text-primary-head); line-height: 1; }
.calc__breakdown { font-size: 13px; color: var(--text-primary-main); margin-top: 6px; }
.suggest { position: relative; }
.suggest__list {
  position: absolute; left: 0; right: 0; top: 100%; z-index: 5;
  background: #fff; border: 1px solid var(--bg-alt-stroke); border-radius: 10px;
  box-shadow: var(--bvd-shadow); margin-top: 4px; display: none; max-height: 200px; overflow: auto;
}
.suggest__list.is-open { display: block; }
.suggest__list button {
  display: block; width: 100%; text-align: left; border: 0; background: #fff;
  padding: 10px 12px; cursor: pointer; font-size: 14px;
}
.suggest__list button:hover { background: var(--bg-primary-second); }
.suggest__list small { color: var(--text-primary-second); }

/* ===== Sections ===== */
.section { padding: 80px 0; }
.section--alt { background: var(--bg-primary-second); }
.section__head { margin-bottom: 40px; max-width: 880px; }
.section__eyebrow {
  font-size: 13px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-primary-second); margin: 0 0 10px; font-family: var(--second-family);
}
.section__title {
  font-family: var(--font-family);
  font-size: clamp(32px, 4.2vw, 48px);
  font-weight: 400;
  margin: 0 0 14px;
  line-height: 1.08;
  color: var(--text-primary-head);
}
.section__title span { color: var(--colors-main); }
.section__lead { margin: 0; color: var(--text-primary-main); font-size: 16px; max-width: 620px; }

/* Catalog tiles GN style */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.cat-tile {
  position: relative; border-radius: 14px; overflow: hidden;
  min-height: 260px; display: flex; align-items: flex-end;
  color: #fff; text-decoration: none; background: var(--bg-alt-main);
  transition: transform .4s cubic-bezier(.2,.8,.2,1), box-shadow .4s;
}
.cat-tile:hover { transform: translateY(-4px); box-shadow: var(--bvd-shadow); color: #fff; }
.cat-tile img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0;
  transition: transform .7s ease;
}
.cat-tile:hover img { transform: scale(1.06); }
.cat-tile::after {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, transparent 30%, rgba(47,46,44,.88) 100%);
}
.cat-tile__body { position: relative; z-index: 2; padding: 24px; width: 100%; }
.cat-tile__body h3 {
  margin: 0 0 8px; font-family: var(--font-family); font-size: 28px; font-weight: 400;
}
.cat-tile__link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-family: var(--font-family); color: var(--colors-main);
}

/* Product cards */
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.product-card {
  background: #fff; border: 1px solid var(--bg-alt-stroke); border-radius: 14px;
  overflow: hidden; transition: transform .3s ease, box-shadow .3s ease;
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--bvd-shadow); }
.product-card__img { aspect-ratio: 1; background: var(--bg-primary-second); overflow: hidden; position: relative; }
.product-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.product-card:hover .product-card__img img { transform: scale(1.05); }
.product-card__badge {
  position: absolute; top: 10px; left: 10px;
  background: var(--colors-main); color: var(--hover-main); font-size: 11px; font-weight: 700;
  padding: 5px 9px; border-radius: 6px; text-transform: uppercase; font-family: var(--font-family);
}
.product-card__badge--new { background: var(--novinka); color: #fff; }
.product-card__body { padding: 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-card__title { margin: 0; font-size: 20px; font-family: var(--font-family); font-weight: 400; color: var(--text-primary-head); }
.product-card__title a { color: inherit; }
.product-card__short { margin: 0; font-size: 13px; color: var(--text-primary-second); flex: 1; }
.product-card__price { font-family: var(--font-family); font-size: 24px; color: var(--text-primary-head); }
.product-card__price small { font-family: var(--second-family); font-size: 12px; color: var(--text-primary-second); }
.product-card__actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

/* Benefits / services / steps */
.benefits { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.benefit {
  background: #fff; border: 1px solid var(--bg-alt-stroke); border-radius: 14px; padding: 28px 22px;
}
.benefit__icon {
  width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center;
  background: var(--colors-main); color: var(--hover-main); font-size: 16px; font-weight: 400;
  font-family: var(--font-family); margin-bottom: 16px;
}
.benefit h3 { margin: 0 0 8px; font-family: var(--font-family); font-size: 22px; font-weight: 400; color: var(--text-primary-head); }
.benefit p { margin: 0; color: var(--text-primary-main); font-size: 14px; }

.service-grid { display: grid; grid-template-columns: 1fr; gap: 8px; }
.service-card {
  display: grid; grid-template-columns: 200px 1fr; gap: 0;
  background: #fff; border-radius: 14px; overflow: hidden;
  border: 1px solid var(--bg-alt-stroke);
  transition: transform .3s, box-shadow .3s;
}
.service-card:hover { transform: translateY(-3px); box-shadow: var(--bvd-shadow); }
.service-card__img { min-height: 180px; background: var(--bg-primary-second); }
.service-card__img img { width: 100%; height: 100%; object-fit: cover; }
.service-card__body { padding: 28px; }
.service-card__meta { display: flex; gap: 18px; flex-wrap: wrap; margin: 14px 0; font-size: 13px; color: var(--text-primary-second); }
.service-card__meta strong { color: var(--text-primary-head); font-family: var(--font-family); font-size: 16px; font-weight: 400; }

.about-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.about-points { display: grid; gap: 10px; margin-top: 22px; }
.about-point {
  padding: 18px 20px; border-radius: 12px; background: #fff; border: 1px solid var(--bg-alt-stroke);
}
.about-point h4 { margin: 0 0 6px; font-family: var(--font-family); font-size: 20px; font-weight: 400; color: var(--text-primary-head); }
.about-point p { margin: 0; color: var(--text-primary-main); font-size: 14px; }
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 24px; }
.stat {
  padding: 20px 14px; border-radius: 12px; background: var(--bg-alt-main); color: #fff; text-align: center;
}
.stat__num { font-family: var(--font-family); font-size: 40px; line-height: 1; color: var(--colors-main); }
.stat__label { font-size: 12px; opacity: .8; margin-top: 8px; text-transform: uppercase; letter-spacing: .05em; }

.steps, .steps-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; counter-reset: step; }
.step, .step-card {
  position: relative; background: #fff; padding: 36px 28px; min-height: 240px;
  border-top: 1px solid var(--bg-alt-stroke);
  display: flex; flex-direction: column; gap: 10px;
}
.step::before, .step-card::before {
  counter-increment: step; content: counter(step);
  font-family: var(--font-family); font-size: 48px; color: var(--colors-main);
  display: block; line-height: 1;
}
.step h3, .step-card h3 { margin: 0; font-family: var(--font-family); font-size: 22px; font-weight: 400; color: var(--text-primary-head); }
.step p, .step-card p { margin: 0; color: var(--text-primary-main); font-size: 14px; }
.step-card::after { display: none; }

/* Zones */
.zones-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 28px; align-items: start; }
.zones-map {
  background: #fff; border-radius: 14px; border: 1px solid var(--bg-alt-stroke); padding: 24px; min-height: 360px;
}
.zones-rings { position: relative; width: min(100%, 360px); aspect-ratio: 1; margin: 20px auto; }
.zones-rings .ring { position: absolute; inset: 0; border-radius: 50%; border: 14px solid; opacity: .9; }
.zones-rings .core {
  position: absolute; inset: 38%; border-radius: 50%; background: var(--colors-main);
  display: grid; place-items: center; color: var(--hover-main); font-family: var(--font-family); font-size: 14px; text-align: center;
}
.zone-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.zone-table th, .zone-table td { padding: 12px; border-bottom: 1px solid var(--bg-alt-stroke); text-align: left; }
.zone-table th { font-size: 12px; text-transform: uppercase; color: var(--text-primary-second); font-weight: 500; }
.zone-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 8px; }

/* Reviews / objects / blog */
.swiper { overflow: hidden; }
.review-card, .object-card, .blog-card {
  background: #fff; border-radius: 14px; border: 1px solid var(--bg-alt-stroke); overflow: hidden; height: 100%;
  transition: transform .3s;
}
.blog-card:hover, .object-card:hover { transform: translateY(-3px); color: inherit; }
.review-card img, .object-card img, .blog-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.review-card__body, .object-card__body, .blog-card__body { padding: 18px; }
.stars { color: #e09542; letter-spacing: 2px; margin-bottom: 8px; }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.blog-card__date { font-size: 12px; color: var(--text-primary-second); }
.blog-card h3 { margin: 8px 0; font-family: var(--font-family); font-size: 22px; font-weight: 400; color: var(--text-primary-head); }
.blog-card p { margin: 0; color: var(--text-primary-main); font-size: 14px; }

/* Promo / CTA / Pusk */
.promo {
  background: var(--bg-alt-main); color: #fff; border-radius: 16px; padding: 32px;
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
}
.promo h3 { margin: 0 0 6px; font-family: var(--font-family); font-size: 32px; font-weight: 400; color: var(--colors-main); }
.promo p { margin: 0; color: var(--text-alt-main); }

.cta-band {
  background: var(--bg-alt-main); color: #fff; border-radius: 18px; padding: 44px;
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; align-items: start;
}
.cta-band h2 { color: #fff; margin: 0 0 12px; }
.cta-band p { color: #c9c7c2; margin: 0 0 16px; }
.cta-band .field input, .cta-band .field textarea { background: #fff; }
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.contact-list a { color: #fff; font-family: var(--font-family); font-size: 20px; }
.contact-list a:hover { color: var(--colors-main); }
.contact-list span { display: block; font-size: 12px; color: #a8a59f; font-family: var(--second-family); }

.pusk-band {
  border-radius: 18px; overflow: hidden;
  background: linear-gradient(135deg, #1a1918 0%, #2f2e2c 55%, #42413e 100%);
  color: #fff; padding: 48px 40px;
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; align-items: center; position: relative;
}
.pusk-band::before {
  content: ''; position: absolute; right: -8%; top: -40%; width: 380px; height: 380px;
  border-radius: 50%; background: radial-gradient(circle, rgba(255,221,45,.25), transparent 70%);
}
.pusk-band h2 { color: #fff; margin: 0 0 12px; }
.pusk-band p { color: #c9c7c2; margin: 0 0 18px; max-width: 48ch; }
.pusk-band__mark {
  font-family: var(--font-family); font-size: clamp(42px, 6vw, 68px);
  line-height: .95; position: relative;
}
.pusk-band__mark span { color: var(--colors-main); }

/* FAQ */
.faq-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.faq-tab {
  border: 1px solid var(--bg-alt-stroke); background: #fff; border-radius: 999px;
  padding: 12px 18px; font-family: var(--font-family); font-size: 14px; cursor: pointer; color: var(--text-primary-head);
}
.faq-tab.is-active { background: var(--colors-main); border-color: var(--colors-main); color: var(--hover-main); }
.faq-panel { display: none; background: #fff; border: 1px solid var(--bg-alt-stroke); border-radius: 14px; padding: 24px; }
.faq-panel.is-active { display: block; animation: rise .35s ease; }

/* Page chrome */
.page-hero { background: var(--bg-alt-main); color: #fff; padding: 44px 0; }
.page-hero h1 {
  margin: 0; font-family: var(--font-family); font-size: clamp(30px, 4vw, 46px); font-weight: 400; color: #fff;
}
.breadcrumbs { font-size: 13px; color: #a8a59f; margin-bottom: 12px; }
.breadcrumbs a { color: var(--colors-main); }

.catalog-layout { display: grid; grid-template-columns: 280px 1fr; gap: 24px; padding: 40px 0 72px; }
.filters {
  background: #fff; border: 1px solid var(--bg-alt-stroke); border-radius: 14px; padding: 20px;
  height: fit-content; position: sticky; top: 100px;
}
.filters h3 { margin: 0 0 12px; font-family: var(--font-family); font-weight: 400; }
.catalog-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; gap: 12px; flex-wrap: wrap; }

.product-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; padding: 40px 0; }
.product-gallery { border-radius: 14px; overflow: hidden; border: 1px solid var(--bg-alt-stroke); background: #eee; }
.product-gallery img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.specs { width: 100%; border-collapse: collapse; margin: 16px 0; }
.specs td { padding: 12px 0; border-bottom: 1px solid var(--bg-alt-stroke); font-size: 14px; }
.specs td:first-child { color: var(--text-primary-second); width: 45%; }
.price-switch { display: flex; gap: 8px; margin: 12px 0; }

.cart-layout, .checkout-layout { display: grid; grid-template-columns: 1.4fr .8fr; gap: 24px; padding: 40px 0 72px; }
.cart-item {
  display: grid; grid-template-columns: 88px 1fr auto; gap: 14px; align-items: center;
  padding: 16px; border: 1px solid var(--bg-alt-stroke); border-radius: 12px; margin-bottom: 12px; background: #fff;
}
.cart-item img { width: 88px; height: 66px; object-fit: cover; border-radius: 8px; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--bg-alt-stroke); border-radius: 8px; overflow: hidden; }
.qty button { width: 34px; height: 34px; border: 0; background: var(--bg-primary-second); cursor: pointer; }
.qty input { width: 48px; border: 0; text-align: center; }
.summary {
  background: #fff; border: 1px solid var(--bg-alt-stroke); border-radius: 14px; padding: 22px;
  height: fit-content; position: sticky; top: 100px;
}
.summary__row { display: flex; justify-content: space-between; margin: 8px 0; font-size: 14px; }
.summary__total { font-family: var(--font-family); font-size: 32px; color: var(--text-primary-head); margin-top: 12px; }

/* Footer */
.footer { background: var(--bg-alt-main); color: #c9c7c2; padding: 64px 0 28px; margin-top: 40px; }
.footer a { color: #fff; }
.footer a:hover { color: var(--colors-main); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; margin-bottom: 36px; }
.footer__logo { height: 52px; margin-bottom: 14px; border-radius: 6px; }
.footer h4 {
  color: var(--colors-main); margin: 0 0 14px; font-size: 14px; text-transform: uppercase;
  letter-spacing: .06em; font-family: var(--font-family); font-weight: 400;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer__bottom {
  border-top: 1px solid #42413e; padding-top: 18px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px;
}

/* Modals / chat / misc */
.modal {
  position: fixed; inset: 0; z-index: 200; display: none; align-items: center; justify-content: center;
  background: rgba(16,18,22,.55); padding: 16px;
}
.modal.is-open { display: flex; }
.modal__box {
  width: min(100%, 420px); background: #fff; border-radius: 16px; padding: 28px; position: relative;
  animation: rise .28s ease;
}
.modal__close {
  position: absolute; right: 12px; top: 10px; border: 0; background: transparent;
  font-size: 24px; cursor: pointer; color: var(--text-primary-second);
}
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.chat-widget { position: fixed; left: 16px; bottom: 16px; z-index: 90; }
.chat-toggle {
  width: 56px; height: 56px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--bg-alt-main); color: var(--colors-main); box-shadow: var(--bvd-shadow);
}
.chat-panel {
  display: none; width: 300px; background: #fff; border-radius: 16px; border: 1px solid var(--bg-alt-stroke);
  box-shadow: var(--bvd-shadow); margin-bottom: 10px; overflow: hidden;
}
.chat-panel.is-open { display: block; }
.chat-panel__head { background: var(--bg-alt-main); color: #fff; padding: 12px 14px; font-family: var(--font-family); }
.chat-panel__body { padding: 12px; font-size: 14px; color: var(--text-primary-main); }
.chat-panel__form { display: grid; gap: 8px; padding: 12px; border-top: 1px solid var(--bg-alt-stroke); }

.tag {
  display: inline-block; padding: 6px 12px; border-radius: 999px; background: var(--bg-primary-second);
  font-size: 12px; margin: 0 6px 6px 0; color: var(--text-primary-head); font-family: var(--font-family);
}
.tag.is-active { background: var(--colors-main); color: var(--hover-main); }
.pagination { display: flex; gap: 8px; margin-top: 24px; }
.pagination a, .pagination span {
  min-width: 40px; height: 40px; display: grid; place-items: center; border-radius: 8px;
  border: 1px solid var(--bg-alt-stroke); color: var(--text-primary-head); font-family: var(--font-family);
}
.pagination .is-active { background: var(--colors-main); border-color: var(--colors-main); color: var(--hover-main); }
.empty { padding: 40px; text-align: center; color: var(--text-primary-second); border: 1px dashed var(--bg-alt-stroke); border-radius: 14px; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.alert { padding: 12px 14px; border-radius: 10px; background: #ecfdf5; color: #065f46; margin-bottom: 12px; }
.alert-error { background: #fef2f2; color: #991b1b; }

.admin-wrap { max-width: 1100px; margin: 40px auto; padding: 0 16px; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; background: #fff; }
.admin-table th, .admin-table td { border: 1px solid var(--bg-alt-stroke); padding: 8px; text-align: left; }
.admin-nav { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }

/* Responsive */
@media (max-width: 1100px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .benefits { grid-template-columns: repeat(2, 1fr); }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .hero__inner, .zones-layout, .product-layout, .cart-layout, .checkout-layout,
  .catalog-layout, .blog-grid, .footer__grid, .about-split, .cta-band, .pusk-band, .service-grid, .steps-4, .steps {
    grid-template-columns: 1fr;
  }
  .filters { position: static; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: #fff;
    border-bottom: 1px solid var(--bg-alt-stroke); flex-direction: column; padding: 12px; }
  .nav.is-open { display: flex; }
  .burger { display: inline-block; }
  .header__phone { display: none; }
  .btn-call-float { display: inline-flex; }
}
@media (max-width: 700px) {
  .hero { min-height: auto; }
  .hero__inner { padding: 32px 0 40px; }
  .products-grid, .benefits, .cat-grid, .stats-row { grid-template-columns: 1fr; }
  .service-card { grid-template-columns: 1fr; }
  .cart-item { grid-template-columns: 72px 1fr; }
  .topbar__promo { display: none; }
  .cta-band, .pusk-band, .promo { padding: 24px 18px; }
  .section { padding: 56px 0; }
}

/* ===== Final polish: images, spacing, mobile 100% ===== */
html, body { overflow-x: hidden; max-width: 100vw; }
.container { width: min(100% - 30px, var(--container)); }

.logo img {
  height: 48px; width: auto; border-radius: 0;
  background: transparent; display: block;
}
.footer__logo {
  height: 48px; width: auto; border-radius: 0;
  background: transparent; filter: none;
}

/* Topbar polish */
.topbar { padding: 8px 0; font-size: 12px; }
.topbar__right { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.topbar__phone { display: none; font-weight: 600; color: var(--colors-main) !important; }
.nav__mobile-only { display: none !important; }

/* Hero media quality */
.hero { min-height: 700px; }
.hero__media img {
  width: 100%; height: 100%; object-fit: cover; object-position: center 40%;
  filter: none;
}
.hero::after {
  background: linear-gradient(100deg, rgba(47,46,44,.82) 0%, rgba(47,46,44,.55) 50%, rgba(47,46,44,.35) 100%);
  opacity: 1;
}
.hero__inner {
  min-height: 700px; padding: 60px 0 70px; align-items: center;
}
.hero__title { margin-bottom: 28px; max-width: 14ch; }
.hero__descr { margin-bottom: 22px; }
.hero__descr ul { padding-left: 1.15em; margin: 0; }
.hero__descr li { margin-bottom: 10px; padding-left: 0; }
.hero__phone { margin-top: 4px; }
.hero__cta { margin-top: 6px; }
.hero__cta--social { margin-top: 12px; }
.hero__catalog-btn {
  border-color: rgba(255,255,255,.35) !important; color: #fff !important; background: transparent !important;
  min-height: 48px;
}
.hero__catalog-btn:hover {
  background: var(--colors-main) !important; color: var(--hover-main) !important; border-color: var(--colors-main) !important;
}

/* Category tiles: product cutouts like GN */
.cat-tile {
  background: linear-gradient(180deg, #3a3936 0%, #2f2e2c 100%);
  min-height: 280px;
}
.cat-tile img {
  object-fit: contain !important;
  object-position: center center;
  inset: 12px 12px 64px 12px !important;
  width: auto !important;
  height: auto !important;
  max-width: calc(100% - 24px);
  max-height: calc(100% - 76px);
  margin: auto;
  left: 0; right: 0; top: 0; bottom: 48px;
  padding: 0;
  transform: none !important;
}
.cat-tile:hover img { transform: scale(1.04) !important; }
.cat-tile::after {
  background: linear-gradient(180deg, transparent 40%, rgba(20,19,18,.92) 100%);
}

/* Product cards: contain SVG materials */
.product-card__img { background: #f0eeea; }
.product-card__img img { object-fit: cover; }

/* Floating buttons safe area */
.btn-call-float {
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
}
.chat-widget {
  left: max(12px, env(safe-area-inset-left));
  bottom: max(12px, env(safe-area-inset-bottom));
}

/* Calc on mobile first-class */
.hero__calc .calc { margin-top: 0; }

/* Section breathing room */
.section__head { margin-bottom: 36px; }
.section__title { letter-spacing: 0; }

/* Desktop: show phone in header from 1200 */
@media (min-width: 1201px) {
  .nav a { font-size: 15px; padding: 10px 11px; }
}

@media (max-width: 1200px) {
  .header__phone { display: none; }
}

/* Tablet / mobile nav */
@media (max-width: 1100px) {
  .header__callback { display: none; }
  .nav__mobile-only { display: flex !important; }
  .nav .btn.nav__mobile-only { display: inline-flex !important; width: fit-content; margin-top: 8px; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    background: #fff; border-bottom: 1px solid var(--bg-alt-stroke);
    flex-direction: column; align-items: stretch; padding: 12px 16px 20px;
    max-height: min(80vh, 560px); overflow: auto; box-shadow: 0 16px 40px rgba(0,0,0,.12);
    z-index: 120;
  }
  .nav.is-open { display: flex; }
  .nav a {
    padding: 14px 12px; border-bottom: 1px solid var(--bg-primary-second);
    white-space: normal; font-size: 17px;
  }
  .burger { display: inline-block; flex-shrink: 0; }
  .cart-link { padding-left: 14px; padding-right: 14px; }
  .logo img { height: 40px; }
  .header__inner { min-height: 68px; gap: 10px; }
  .hero, .hero__inner { min-height: 0; }
  .hero__inner { padding: 36px 0 40px; gap: 28px; }
  .hero__brand { font-size: clamp(40px, 12vw, 56px); margin-bottom: 12px; }
  .hero__title { font-size: clamp(24px, 7vw, 32px); max-width: none; margin-bottom: 18px; }
  .hero__descr { font-size: 15px; margin-bottom: 16px; }
  .hero__phone { font-size: 26px; }
  .hero__chips { gap: 6px; margin-bottom: 16px; }
  .hero__chip { font-size: 11px; padding: 7px 10px; }
  .hero__cta { gap: 10px; }
  .hero__btn-descr { font-size: 12px; }
  .btn { min-height: 50px; padding: 12px 20px; width: auto; max-width: 100%; }
  .btn-sm { min-height: 42px; }
  .calc { padding: 18px 16px; }
  .calc h2 { font-size: 22px; }
  .cat-tile { min-height: 220px; }
  .cat-tile__body h3 { font-size: 22px; }
  .section { padding: 52px 0; }
  .section__title { font-size: clamp(28px, 8vw, 36px); }
  .btn-call-float { display: inline-flex; }
  .products-grid { gap: 12px; }
  .service-card__body { padding: 18px; }
  .cta-band, .pusk-band { padding: 24px 18px; border-radius: 14px; }
  .steps .step, .steps-4 .step-card { min-height: 0; padding: 24px 18px; }
  .footer { padding: 40px 0 24px; }
  .footer__grid { gap: 22px; }
}

@media (max-width: 700px) {
  .container { width: min(100% - 24px, var(--container)); }
  .topbar__promo, .topbar__mail { display: none; }
  .topbar__phone { display: inline; }
  .topbar__inner { justify-content: space-between; gap: 8px; }
  .header__actions { gap: 6px; }
  .cart-link {
    font-size: 0; gap: 0; min-width: 44px; width: 44px; height: 44px; min-height: 44px;
    padding: 0; border-radius: 10px; position: relative;
  }
  .cart-link::before {
    content: ''; width: 20px; height: 20px; display: block;
    background: currentColor;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='9' cy='20' r='1'/%3E%3Ccircle cx='17' cy='20' r='1'/%3E%3Cpath d='M3 3h2l2.4 12.2a2 2 0 0 0 2 1.6h7.4a2 2 0 0 0 2-1.6L21 7H7'/%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 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='9' cy='20' r='1'/%3E%3Ccircle cx='17' cy='20' r='1'/%3E%3Cpath d='M3 3h2l2.4 12.2a2 2 0 0 0 2 1.6h7.4a2 2 0 0 0 2-1.6L21 7H7'/%3E%3C/svg%3E") center/contain no-repeat;
  }
  .cart-link [data-cart-count] { top: -4px; right: -4px; font-size: 10px; }
  .hero__cta .btn-primary { width: 100%; }
  .hero__cta--social { width: 100%; }
  .hero__cta--social .tg-btn, .hero__cta--social .btn { flex: 1; justify-content: center; text-align: center; }
  .hero__btn-descr { display: none; }
  .cat-grid { grid-template-columns: 1fr; gap: 10px; }
  .cat-tile { min-height: 200px; }
  .products-grid { grid-template-columns: 1fr; }
  .product-card__actions { grid-template-columns: 1fr 1fr; }
  .benefits { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
  .stat { padding: 14px 8px; }
  .stat__num { font-size: 28px; }
  .blog-grid { grid-template-columns: 1fr; }
  .zones-map { padding: 16px; min-height: 0; }
  .zones-rings { width: min(100%, 280px); }
  .chat-widget { bottom: 86px; }
  .btn-call-float[href*="t.me"] { bottom: calc(16px + 64px + env(safe-area-inset-bottom, 0px)); }
  .page-hero { padding: 28px 0; }
  .page-hero h1 { font-size: 28px; }
  .catalog-layout { padding: 24px 0 48px; gap: 16px; }
  .filters { padding: 14px; }
  .modal__box { width: min(100%, 100%); margin: 0; border-radius: 14px; }
  .promo { padding: 20px; }
  .promo h3 { font-size: 24px; }
}

@media (max-width: 380px) {
  .logo img { height: 34px; }
  .header__inner { gap: 6px; }
  .burger { width: 42px; height: 42px; }
  .hero__brand { font-size: 36px; }
  .stats-row { grid-template-columns: 1fr; }
}

/* ===== Final mobile float dock + polish v5 ===== */
.btn-call-float--phone {
  right: max(14px, env(safe-area-inset-right));
  bottom: max(14px, env(safe-area-inset-bottom));
}
.btn-call-float--tg {
  right: max(14px, env(safe-area-inset-right));
  bottom: calc(14px + 56px + 10px + env(safe-area-inset-bottom, 0px));
  background: #229ED9 !important;
  color: #fff !important;
}
.chat-widget {
  left: auto;
  right: max(14px, env(safe-area-inset-right));
  bottom: calc(14px + 56px + 10px + 56px + 10px + env(safe-area-inset-bottom, 0px));
}
.chat-toggle {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--bg-alt-main); color: var(--colors-main);
  border: 0; box-shadow: var(--bvd-shadow); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
}
.chat-panel {
  right: 0; left: auto; bottom: 68px; width: min(320px, calc(100vw - 28px));
}

.product-card__img {
  background: linear-gradient(180deg, #3a3936 0%, #2f2e2c 100%);
  aspect-ratio: 4/3; overflow: hidden;
}
.product-card__img img {
  width: 100%; height: 100%; object-fit: contain; object-position: center;
  padding: 12px; background: transparent;
}
.service-card__img {
  background: linear-gradient(180deg, #3a3936 0%, #2f2e2c 100%);
  aspect-ratio: 16/10; overflow: hidden;
}
.service-card__img img {
  width: 100%; height: 100%; object-fit: contain; object-position: center;
  padding: 10px;
}
.service-card__img img[src*="hero-full"] {
  object-fit: cover; padding: 0;
}

@media (max-width: 1100px) {
  .btn-call-float--phone,
  .btn-call-float--tg { display: inline-flex; }
  .chat-widget { display: none; } /* TG covers chat on tablet/mobile — no overlap */
  .calc [data-calc-submit],
  .calc [data-calc-order] { width: 100%; }
  .hero__calc { scroll-margin-top: 88px; }
  .section__head { margin-bottom: 22px; }
  .section__lead { margin-bottom: 0; }
}

@media (max-width: 700px) {
  .topbar { padding: 7px 0; }
  .topbar__left { font-size: 11px; line-height: 1.25; max-width: 58%; }
  .topbar__right { gap: 0; }
  .topbar__right a:not(.topbar__phone) { display: none; }
  .topbar__phone { display: inline !important; font-size: 12px; white-space: nowrap; }
  .topbar__inner { flex-wrap: nowrap; align-items: center; gap: 10px; }
  .container { width: min(100% - 32px, var(--container)); }
  .hero__hours { font-size: 12px; margin-bottom: 12px; }
  .hero__cta--social { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .hero__cta--social .tg-btn,
  .hero__cta--social .btn { width: 100%; min-width: 0; padding-left: 10px; padding-right: 10px; font-size: 14px; }
  .hero__title {
    font-size: clamp(22px, 6.2vw, 30px) !important;
    line-height: 1.15 !important;
    text-shadow: 0 2px 18px rgba(0,0,0,.45);
  }
  .hero__brand { text-shadow: 0 2px 18px rgba(0,0,0,.35); }
  .calc { padding: 16px 14px 18px; }
  .calc h2 { font-size: 20px; margin-bottom: 12px; }
  .field input, .field select, .field textarea { padding: 12px 12px; }
  .cat-grid { gap: 12px; }
  .cat-tile { min-height: 210px; }
  .cat-tile__body { padding: 18px; }
  .cat-tile__body h3 { font-size: 24px; }
  .products-grid { gap: 14px; }
  main { padding-bottom: 88px; }
  .btn-call-float { width: 50px; height: 50px; }
  .btn-call-float--tg { bottom: calc(14px + 50px + 10px + env(safe-area-inset-bottom, 0px)); }
  .btn-call-float--phone { bottom: max(14px, env(safe-area-inset-bottom)); }
}

/* Hero CSS entrance — never stuck at opacity 0 */
.hero-fade {
  animation: heroFadeIn .7s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-fade { animation: none; opacity: 1; transform: none; }
}

@media (max-width: 1280px) and (min-width: 1101px) {
  .nav a { font-size: 14px; padding: 8px 7px; }
  .header__callback { display: none; }
  .header__phone { font-size: 18px; }
  .topbar__promo { max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}

@media (max-width: 1100px) {
  .btn-call-float {
    opacity: 0; pointer-events: none; transform: translateY(8px);
    transition: opacity .25s ease, transform .25s ease;
  }
  .btn-call-float.is-visible {
    opacity: 1; pointer-events: auto; transform: none;
  }
}

.product-gallery {
  border-radius: 16px; overflow: hidden;
  background: linear-gradient(180deg, #3a3936 0%, #2f2e2c 100%);
  border: 1px solid var(--bg-alt-stroke);
}
.product-gallery img {
  width: 100%; aspect-ratio: 1; object-fit: contain; padding: 24px;
  background: transparent;
}
.page-hero { padding: 36px 0 20px; }
.page-hero h1 {
  font-family: var(--font-family); font-weight: 400;
  font-size: clamp(28px, 4vw, 40px); margin: 8px 0 0; line-height: 1.1;
}
.breadcrumbs { font-size: 13px; color: var(--text-primary-second); }
.breadcrumbs a { color: var(--text-primary-main); }

.calc__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
@media (max-width: 420px) {
  .calc__actions { grid-template-columns: 1fr; }
}
.calc__actions .btn { width: 100%; min-height: 48px; font-size: 14px; padding-left: 10px; padding-right: 10px; }
button.is-loading { opacity: .72; pointer-events: none; }

@media (min-width: 1101px) {
  .btn-call-float--phone,
  .btn-call-float--tg { display: none; }
  .chat-widget {
    display: block;
    left: max(16px, env(safe-area-inset-left));
    right: auto;
    bottom: max(16px, env(safe-area-inset-bottom));
  }
  .chat-panel { left: 0; right: auto; bottom: 68px; }
  .hero__inner {
    align-items: start;
    padding-top: 48px;
    padding-bottom: 48px;
  }
  .hero__calc { position: sticky; top: 100px; }
}