:root {
  --ink: #151a1e;
  --ink-soft: #252c31;
  --paper: #f3f0e9;
  --white: #fff;
  --muted: #687077;
  --line: #d8d4cb;
  --accent: #f3a712;
  --accent-dark: #d88b00;
  --green: #1f8f4d;
  --shadow: 0 24px 70px rgba(17, 22, 25, .14);
  --radius: 4px;
  --container: 1180px;
  --header-height: 76px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 104px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.modal-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 116px 0; }
.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-link {
  position: fixed;
  z-index: 999;
  left: 16px;
  top: 10px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-150%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 52px;
  padding: 13px 23px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--accent);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
}
.button:hover { color: var(--white); background: var(--accent-dark); border-color: var(--accent-dark); transform: translateY(-2px); }
.button:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid rgba(243, 167, 18, .42);
  outline-offset: 3px;
}
.button--small { min-height: 42px; padding: 10px 17px; font-size: 13px; }
.button--outline { background: transparent; border-color: var(--ink); }
.button--outline:hover { background: var(--ink); border-color: var(--ink); }
.button--light { color: var(--ink); background: var(--white); border-color: var(--white); }
.button--light:hover { color: var(--ink); background: var(--accent); border-color: var(--accent); }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-size: 14px;
  font-weight: 750;
  text-decoration-color: rgba(255,255,255,.35);
  text-underline-offset: 5px;
}
.text-link:hover { color: var(--accent); }

.topbar { color: rgba(255,255,255,.72); background: #0d1114; font-size: 12px; letter-spacing: .05em; }
.topbar__inner { min-height: 30px; display: flex; align-items: center; justify-content: space-between; }
.topbar p { margin: 0; }
.topbar p span { margin: 0 7px; color: var(--accent); }
.topbar a { color: var(--white); font-weight: 700; text-decoration: none; }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: rgba(243, 240, 233, .94);
  border-bottom: 1px solid rgba(21, 26, 30, .1);
  backdrop-filter: blur(12px);
  transition: box-shadow .2s ease;
}
.site-header.is-scrolled { box-shadow: 0 8px 24px rgba(21, 26, 30, .08); }
.nav-shell { min-height: var(--header-height); display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand {
  --brand-width: 194px;
  position: relative;
  width: var(--brand-width);
  aspect-ratio: 88 / 35;
  flex: 0 0 auto;
  overflow: hidden;
  background: #1d2031;
  text-decoration: none;
}
.brand img {
  position: absolute;
  top: -57.143%;
  left: -22.727%;
  width: 145.455%;
  max-width: none;
  height: auto;
}
.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav > a:not(.button), .nav-catalog__trigger {
  position: relative;
  padding: 26px 0;
  border: 0;
  color: var(--ink);
  background: transparent;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .055em;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
}
.main-nav > a:not(.button)::after, .nav-catalog__trigger::after {
  position: absolute;
  right: 0;
  bottom: 18px;
  left: 0;
  height: 2px;
  background: var(--accent);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .22s ease;
}
.main-nav > a:not(.button):hover::after, .nav-catalog__trigger:hover::after, .nav-catalog.is-open .nav-catalog__trigger::after {
  transform: scaleX(1);
  transform-origin: left;
}
.nav-catalog { position: relative; }
.nav-catalog__trigger { display: flex; align-items: center; gap: 8px; }
.nav-catalog__trigger svg { width: 11px; fill: none; stroke: currentColor; stroke-width: 1.7; transition: transform .2s ease; }
.nav-catalog.is-open .nav-catalog__trigger svg { transform: rotate(180deg); }
.category-menu {
  position: absolute;
  top: calc(100% - 8px);
  left: 50%;
  width: min(660px, calc(100vw - 48px));
  padding: 18px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--white);
  border: 1px solid rgba(21, 26, 30, .1);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity .18s ease, transform .18s ease;
}
.nav-catalog.is-open .category-menu { opacity: 1; pointer-events: auto; transform: translate(-50%, 0); }
.category-menu button {
  display: flex;
  align-items: center;
  min-height: 43px;
  padding: 9px 11px;
  border: 0;
  color: var(--ink);
  background: transparent;
  font-size: 13px;
  font-weight: 650;
  text-align: left;
  cursor: pointer;
}
.category-menu button::before { width: 5px; height: 5px; margin-right: 10px; background: var(--accent); content: ""; }
.category-menu button:hover { background: var(--paper); }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 0; background: transparent; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; margin: 5px 0; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }

.hero {
  position: relative;
  min-height: 680px;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}
.hero::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  content: "";
  opacity: .45;
}
.hero__texture { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero__texture::before {
  position: absolute;
  width: 580px;
  height: 580px;
  right: -150px;
  top: -280px;
  border: 100px solid rgba(243, 167, 18, .08);
  border-radius: 50%;
  content: "";
}
.hero__texture::after {
  position: absolute;
  width: 260px;
  height: 150%;
  left: 49%;
  top: -25%;
  background: var(--accent);
  content: "";
  opacity: .9;
  transform: rotate(18deg);
}
.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr);
  align-items: center;
  gap: 72px;
  min-height: 680px;
  padding-top: 76px;
  padding-bottom: 76px;
}
.hero__copy { max-width: 660px; }
.eyebrow { margin: 0 0 22px; display: flex; align-items: center; gap: 12px; color: var(--accent); font-size: 11px; font-weight: 850; letter-spacing: .17em; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 32px; height: 2px; background: currentColor; }
.eyebrow--dark { color: var(--accent-dark); }
.hero h1, .section-heading h2, .quote-banner h2, .values-heading h2, .contact__intro h2 {
  margin: 0;
  font-family: "Arial Narrow", "Segoe UI", sans-serif;
  font-weight: 850;
  letter-spacing: -.055em;
  line-height: .96;
}
.hero h1 { max-width: 690px; font-size: clamp(54px, 6vw, 86px); }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero__lead { max-width: 590px; margin: 28px 0 0; color: rgba(255,255,255,.67); font-size: 18px; line-height: 1.65; }
.hero__actions { display: flex; align-items: center; gap: 30px; margin-top: 36px; }
.hero__stats { display: flex; margin: 52px 0 0; }
.hero__stats div { padding-right: 34px; }
.hero__stats div + div { padding-left: 34px; border-left: 1px solid rgba(255,255,255,.17); }
.hero__stats dt { color: var(--white); font-size: 24px; font-weight: 800; line-height: 1; }
.hero__stats dd { margin: 8px 0 0; color: rgba(255,255,255,.5); font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.hero-showcase { position: relative; min-height: 490px; }
.hero-showcase__frame { position: absolute; overflow: hidden; background: var(--white); border: 8px solid var(--white); box-shadow: var(--shadow); }
.hero-showcase__frame img { width: 100%; height: 100%; object-fit: contain; background: var(--white); }
.hero-showcase__frame--main { inset: 14px 22px 80px 26px; transform: rotate(1.5deg); }
.hero-showcase__frame--small { width: 170px; height: 168px; right: -18px; bottom: 14px; transform: rotate(-4deg); }
.image-label { position: absolute; left: 14px; bottom: 14px; padding: 7px 11px; color: var(--white); background: var(--ink); font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.hero-showcase__stamp {
  position: absolute;
  left: -28px;
  bottom: 38px;
  width: 106px;
  height: 106px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 12px 35px rgba(0,0,0,.2);
  transform: rotate(-8deg);
}
.hero-showcase__stamp span { font-family: Arial, sans-serif; font-size: 33px; font-weight: 950; letter-spacing: -.08em; line-height: 1; }
.hero-showcase__stamp small { margin-top: 3px; font-size: 7px; font-weight: 900; letter-spacing: .16em; }

.service-strip { color: var(--ink); background: var(--accent); }
.service-strip__grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.service-strip__grid > div { display: flex; align-items: center; gap: 17px; min-height: 94px; padding: 18px 28px; }
.service-strip__grid > div + div { border-left: 1px solid rgba(21, 26, 30, .2); }
.service-strip__grid span { color: rgba(21, 26, 30, .48); font-size: 11px; font-weight: 900; }
.service-strip__grid p { margin: 0; font-size: 12px; line-height: 1.4; }
.service-strip__grid strong { display: block; font-size: 15px; }

.section-heading { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 70px; margin-bottom: 52px; }
.section-heading h2, .contact__intro h2 { max-width: 720px; font-size: clamp(42px, 5.1vw, 68px); }
.section-heading > p { max-width: 470px; margin: 0 0 5px; color: var(--muted); font-size: 16px; }
.catalog-section { background: var(--paper); }
.catalog-tools { display: flex; align-items: center; gap: 16px; }
.search-box { flex: 1; min-height: 64px; display: flex; align-items: center; padding: 6px 7px 6px 20px; background: var(--white); border: 1px solid var(--line); box-shadow: 0 8px 28px rgba(21, 26, 30, .045); }
.search-box svg { flex: 0 0 auto; width: 23px; margin-right: 13px; fill: none; stroke: var(--ink); stroke-width: 1.7; }
.search-box input { min-width: 0; flex: 1; height: 50px; border: 0; color: var(--ink); background: transparent; outline: 0; }
.search-box input::placeholder { color: #92989c; }
.search-box button { height: 48px; padding: 0 22px; border: 0; color: var(--white); background: var(--ink); font-size: 13px; font-weight: 800; cursor: pointer; }
.search-box button:hover { background: var(--accent-dark); }
.clear-search { padding: 10px 4px; border: 0; background: transparent; font-size: 13px; font-weight: 700; text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }
.category-filters { display: flex; gap: 8px; padding: 22px 0 12px; overflow-x: auto; scrollbar-width: thin; scrollbar-color: var(--accent) transparent; }
.category-filter { flex: 0 0 auto; min-height: 38px; padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; color: #565e63; background: transparent; font-size: 12px; font-weight: 750; cursor: pointer; transition: .18s ease; }
.category-filter:hover { color: var(--ink); border-color: var(--ink); }
.category-filter.is-active { color: var(--ink); background: var(--accent); border-color: var(--accent); }
.catalog-status { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin: 22px 0 18px; }
.catalog-status p { margin: 0; color: var(--muted); font-size: 13px; }
#catalog-count { color: var(--ink); font-weight: 800; }
.catalog-note { padding-left: 16px; border-left: 2px solid var(--accent); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.product-card { position: relative; min-width: 0; overflow: hidden; background: var(--white); border: 1px solid #e2ded6; transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease; }
.product-card:hover { border-color: transparent; box-shadow: 0 18px 42px rgba(21, 26, 30, .13); transform: translateY(-5px); }
.product-card__visual { position: relative; width: 100%; aspect-ratio: 1.28; padding: 20px; overflow: hidden; border: 0; background: #f8f7f3; cursor: zoom-in; }
.product-card__visual::after { position: absolute; right: 14px; bottom: 14px; width: 34px; height: 34px; display: grid; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; content: "+"; font-size: 21px; line-height: 1; opacity: 0; transform: scale(.8); transition: .2s ease; }
.product-card:hover .product-card__visual::after { opacity: 1; transform: scale(1); }
.product-card__visual img { width: 100%; height: 100%; object-fit: contain; transition: transform .35s ease; }
.product-card:hover .product-card__visual img { transform: scale(1.035); }
.product-card__body { min-height: 146px; padding: 19px 20px 18px; display: flex; flex-direction: column; }
.product-card__category { margin: 0 0 6px; color: var(--accent-dark); font-size: 9px; font-weight: 900; letter-spacing: .12em; line-height: 1.4; text-transform: uppercase; }
.product-card h3 { margin: 0; font-size: 17px; line-height: 1.25; }
.product-card__contact { align-self: flex-start; margin-top: auto; padding-top: 12px; color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .04em; text-decoration: none; text-transform: uppercase; }
.product-card__contact span { color: var(--accent-dark); }
.product-card__contact:hover { color: var(--ink); }
.load-more-wrap { display: flex; justify-content: center; padding-top: 40px; }
.empty-state { padding: 72px 20px; text-align: center; background: rgba(255,255,255,.5); border: 1px dashed var(--line); }
.empty-state > span { color: var(--accent-dark); font-size: 64px; line-height: 1; }
.empty-state h3 { margin: 12px 0 4px; font-size: 25px; }
.empty-state p { margin: 0 0 25px; color: var(--muted); }

.quote-banner { position: relative; overflow: hidden; color: var(--white); background: var(--accent-dark); }
.quote-banner::after { position: absolute; right: -70px; bottom: -150px; width: 340px; height: 340px; border: 62px solid rgba(255,255,255,.1); border-radius: 50%; content: ""; }
.quote-banner__inner { position: relative; z-index: 1; min-height: 245px; display: grid; grid-template-columns: 140px 1fr auto; align-items: center; gap: 36px; }
.quote-banner__mark { color: rgba(255,255,255,.18); font-size: 84px; font-weight: 950; letter-spacing: -.09em; line-height: 1; }
.quote-banner h2 { font-size: clamp(38px, 4.2vw, 58px); }
.quote-banner .eyebrow { margin-bottom: 12px; color: var(--white); opacity: .8; }

.about { color: var(--white); background: var(--ink); }
.section-heading--light > p { color: rgba(255,255,255,.58); }
.purpose-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.purpose-card { min-height: 400px; padding: 43px; display: flex; flex-direction: column; background: var(--ink-soft); border: 1px solid rgba(255,255,255,.08); }
.purpose-card--accent { color: var(--ink); background: var(--accent); border-color: var(--accent); }
.purpose-card__number { margin: 0 0 auto; color: var(--accent); font-size: 10px; font-weight: 900; letter-spacing: .17em; }
.purpose-card--accent .purpose-card__number { color: rgba(21,26,30,.6); }
.purpose-card h3 { margin: 65px 0 16px; font-size: clamp(28px, 3vw, 42px); letter-spacing: -.04em; line-height: 1; }
.purpose-card > p:last-child { max-width: 520px; margin: 0; color: rgba(255,255,255,.62); }
.purpose-card--accent > p:last-child { color: rgba(21,26,30,.72); }
.values-heading { display: flex; align-items: end; justify-content: space-between; margin: 94px 0 28px; padding-bottom: 22px; border-bottom: 1px solid rgba(255,255,255,.13); }
.values-heading .eyebrow { margin-bottom: 8px; }
.values-heading h2 { font-size: clamp(38px, 4.5vw, 60px); }
.values-grid { display: grid; grid-template-columns: repeat(5, 1fr); }
.value-card { min-height: 240px; padding: 25px 22px; border-right: 1px solid rgba(255,255,255,.13); }
.value-card:first-child { border-left: 1px solid rgba(255,255,255,.13); }
.value-card span { color: var(--accent); font-size: 10px; font-weight: 900; }
.value-card h3 { margin: 56px 0 12px; font-size: 18px; line-height: 1.1; }
.value-card p { margin: 0; color: rgba(255,255,255,.5); font-size: 13px; line-height: 1.55; }

.contact { background: var(--white); }
.contact__grid { display: grid; grid-template-columns: 1fr .9fr; gap: 100px; align-items: center; }
.contact__intro > p:not(.eyebrow) { max-width: 580px; margin: 27px 0 0; color: var(--muted); font-size: 17px; }
.contact__schedule { display: flex; align-items: center; gap: 14px; margin-top: 35px; }
.contact__schedule > span { position: relative; width: 12px; height: 12px; background: #43c36b; border-radius: 50%; box-shadow: 0 0 0 6px rgba(67,195,107,.13); }
.contact__schedule p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.4; }
.contact__schedule strong { display: block; color: var(--ink); font-size: 14px; }
.contact-card { padding: 10px 34px 34px; background: var(--paper); border-top: 5px solid var(--accent); box-shadow: var(--shadow); }
.contact-person { display: grid; grid-template-columns: 52px 1fr auto; align-items: center; gap: 17px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.contact-person__initial { width: 48px; height: 48px; display: grid; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-size: 12px; font-weight: 900; letter-spacing: .04em; }
.contact-person p { margin: 0; color: var(--accent-dark); font-size: 9px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.contact-person h3 { margin: 1px 0 0; font-size: 18px; }
.contact-person__links { display: flex; flex-direction: column; align-items: end; }
.contact-person__links a { color: var(--ink); font-size: 13px; font-weight: 750; text-decoration-color: rgba(21,26,30,.25); text-underline-offset: 3px; }
.contact-card__button { width: 100%; margin-top: 27px; }

.social-section { border-top: 1px solid var(--line); background: var(--white); }
.social-section__inner { min-height: 125px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.social-section__inner > p { margin: 0; color: var(--muted); font-size: 13px; font-weight: 700; }
.social-links { display: flex; gap: 36px; }
.social-links a { display: flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 800; text-decoration: none; }
.social-links a span { color: var(--accent-dark); }
.social-links a:hover { color: var(--accent-dark); }

.site-footer { color: var(--white); background: #0d1114; }
.site-footer__top { min-height: 190px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 75px; }
.brand--footer { --brand-width: 205px; }
.site-footer__top > p { max-width: 470px; margin: 0; color: rgba(255,255,255,.48); font-size: 14px; }
.back-top { color: var(--white); font-size: 12px; font-weight: 800; text-decoration: none; }
.back-top span { margin-left: 7px; color: var(--accent); }
.site-footer__bottom { min-height: 67px; display: flex; justify-content: space-between; align-items: center; border-top: 1px solid rgba(255,255,255,.1); }
.site-footer__bottom p { margin: 0; color: rgba(255,255,255,.36); font-size: 11px; }

.whatsapp-float {
  position: fixed;
  z-index: 90;
  right: 22px;
  bottom: 22px;
  min-height: 50px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 16px 10px 12px;
  color: var(--white);
  background: var(--green);
  border-radius: 999px;
  box-shadow: 0 12px 32px rgba(14,85,44,.3);
  font-size: 12px;
  font-weight: 850;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease;
}
.whatsapp-float:hover { background: #177840; transform: translateY(-3px); }
.whatsapp-float svg { width: 26px; fill: currentColor; }

.product-modal { position: fixed; z-index: 500; inset: 0; display: grid; place-items: center; padding: 24px; }
.product-modal__backdrop { position: absolute; inset: 0; width: 100%; border: 0; background: rgba(8, 11, 13, .82); backdrop-filter: blur(5px); cursor: pointer; }
.product-modal__panel { position: relative; z-index: 1; width: min(930px, 100%); max-height: calc(100vh - 48px); display: grid; grid-template-columns: 1.2fr .8fr; overflow: auto; background: var(--white); box-shadow: 0 40px 100px rgba(0,0,0,.4); }
.product-modal__close { position: absolute; z-index: 2; top: 13px; right: 13px; width: 42px; height: 42px; border: 0; color: var(--white); background: var(--ink); font-size: 26px; line-height: 1; cursor: pointer; }
.product-modal__image { min-height: 470px; padding: 35px; display: grid; place-items: center; background: #f7f6f2; }
.product-modal__image img { width: 100%; height: 100%; max-height: 530px; object-fit: contain; }
.product-modal__content { padding: 72px 42px 42px; align-self: center; }
.product-modal__content > p:first-child { margin: 0 0 11px; color: var(--accent-dark); font-size: 10px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.product-modal__content h2 { margin: 0; font-size: clamp(29px, 4vw, 44px); letter-spacing: -.045em; line-height: 1.05; }
.product-modal__content > p:not(:first-child) { margin: 19px 0 28px; color: var(--muted); font-size: 14px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1060px) {
  .main-nav { gap: 22px; }
  .hero__grid { grid-template-columns: 1fr .82fr; gap: 45px; }
  .hero__texture::after { left: 52%; }
  .hero-showcase__frame--small { right: -4px; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .values-grid { grid-template-columns: repeat(3, 1fr); row-gap: 25px; }
  .value-card:nth-child(4) { border-left: 1px solid rgba(255,255,255,.13); }
  .contact__grid { gap: 55px; }
}

@media (max-width: 900px) {
  :root { --header-height: 68px; }
  .section { padding: 90px 0; }
  .topbar__inner { min-height: 28px; }
  .nav-toggle { display: block; position: relative; z-index: 2; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .main-nav {
    position: fixed;
    top: calc(28px + var(--header-height));
    right: 0;
    left: 0;
    max-height: calc(100vh - 96px);
    padding: 16px 20px 28px;
    display: none;
    align-items: stretch;
    overflow-y: auto;
    background: var(--paper);
    border-top: 1px solid var(--line);
    box-shadow: 0 18px 40px rgba(21, 26, 30, .15);
  }
  .main-nav.is-open { display: flex; flex-direction: column; gap: 0; }
  .main-nav > a:not(.button), .nav-catalog__trigger { width: 100%; padding: 14px 3px; text-align: left; border-bottom: 1px solid var(--line); }
  .main-nav > a:not(.button)::after, .nav-catalog__trigger::after { display: none; }
  .nav-catalog__trigger { justify-content: space-between; }
  .category-menu { position: static; width: 100%; max-height: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; background: transparent; border: 0; box-shadow: none; opacity: 1; pointer-events: auto; transform: none; transition: max-height .3s ease, padding .3s ease; }
  .nav-catalog.is-open .category-menu { max-height: 640px; padding: 12px 0; transform: none; }
  .category-menu button { padding-left: 5px; }
  .button--dark-mobile { margin-top: 18px; color: var(--white); background: var(--ink); border-color: var(--ink); }
  .hero { min-height: auto; }
  .hero__texture::after { width: 170px; left: auto; right: 18%; transform: rotate(18deg); opacity: .7; }
  .hero__grid { min-height: auto; grid-template-columns: 1fr; gap: 55px; padding-top: 75px; padding-bottom: 78px; }
  .hero__copy { max-width: 720px; }
  .hero-showcase { width: min(620px, 92%); min-height: 440px; margin: 0 auto; }
  .service-strip__grid > div { padding-inline: 18px; }
  .section-heading { grid-template-columns: 1fr; gap: 24px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .quote-banner__inner { grid-template-columns: 80px 1fr; padding-top: 55px; padding-bottom: 55px; }
  .quote-banner__mark { font-size: 58px; }
  .quote-banner .button { grid-column: 2; justify-self: start; }
  .purpose-card { min-height: 430px; padding: 34px; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .value-card:nth-child(3), .value-card:nth-child(5) { border-left: 1px solid rgba(255,255,255,.13); }
  .value-card:nth-child(4) { border-left: 0; }
  .contact__grid { grid-template-columns: 1fr; }
  .contact-card { max-width: 680px; }
  .site-footer__top { grid-template-columns: auto 1fr; gap: 35px; }
  .back-top { grid-column: 2; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 74px 0; }
  .topbar p { font-size: 10px; }
  .topbar p span, .topbar p span + * { display: none; }
  .brand { --brand-width: 166px; }
  .main-nav { padding-inline: 14px; }
  .category-menu { grid-template-columns: 1fr; }
  .hero__grid { padding-top: 60px; padding-bottom: 64px; }
  .hero h1 { font-size: clamp(48px, 15vw, 67px); }
  .hero__lead { font-size: 16px; }
  .hero__actions { align-items: flex-start; flex-direction: column; gap: 22px; }
  .hero__stats { margin-top: 42px; }
  .hero__stats div { padding-right: 16px; }
  .hero__stats div + div { padding-left: 16px; }
  .hero__stats dt { font-size: 20px; }
  .hero__stats dd { max-width: 86px; font-size: 9px; }
  .hero-showcase { min-height: 330px; }
  .hero-showcase__frame--main { inset: 0 8px 55px 8px; }
  .hero-showcase__frame--small { width: 115px; height: 114px; right: 0; bottom: 5px; border-width: 5px; }
  .hero-showcase__stamp { left: -3px; bottom: 18px; width: 83px; height: 83px; }
  .hero-showcase__stamp span { font-size: 26px; }
  .service-strip__grid { grid-template-columns: 1fr; padding: 9px 0; }
  .service-strip__grid > div { min-height: 74px; padding: 12px 5px; }
  .service-strip__grid > div + div { border-top: 1px solid rgba(21,26,30,.2); border-left: 0; }
  .section-heading { margin-bottom: 38px; }
  .section-heading h2, .contact__intro h2 { font-size: 43px; }
  .search-box { min-height: 58px; padding-left: 13px; }
  .search-box input { font-size: 14px; }
  .search-box button { width: 44px; overflow: hidden; padding: 0; color: transparent; }
  .search-box button::after { color: var(--white); content: "→"; }
  .catalog-tools { align-items: flex-start; flex-direction: column; }
  .search-box { width: 100%; }
  .catalog-status { align-items: flex-start; flex-direction: column; gap: 8px; }
  .catalog-note { display: none; }
  .product-grid { grid-template-columns: 1fr; gap: 15px; }
  .product-card__visual { aspect-ratio: 1.4; }
  .quote-banner__inner { min-height: 0; grid-template-columns: 1fr; gap: 22px; padding: 55px 0; }
  .quote-banner__mark { display: none; }
  .quote-banner .button { grid-column: 1; }
  .quote-banner h2 { font-size: 43px; }
  .purpose-grid { grid-template-columns: 1fr; }
  .purpose-card { min-height: 390px; padding: 29px; }
  .purpose-card h3 { margin-top: 52px; }
  .values-heading { align-items: flex-start; flex-direction: column; gap: 10px; margin-top: 72px; }
  .values-grid { grid-template-columns: 1fr; }
  .value-card { min-height: auto; padding: 25px 20px 30px; border: 0 !important; border-bottom: 1px solid rgba(255,255,255,.13) !important; }
  .value-card h3 { margin-top: 28px; }
  .contact__grid { gap: 45px; }
  .contact-card { padding: 7px 20px 24px; }
  .contact-person { grid-template-columns: 45px 1fr; gap: 13px; }
  .contact-person__initial { width: 43px; height: 43px; }
  .contact-person__links { grid-column: 2; align-items: start; flex-direction: row; flex-wrap: wrap; gap: 15px; margin-top: -9px; }
  .social-section__inner { align-items: flex-start; flex-direction: column; padding-top: 30px; padding-bottom: 30px; }
  .social-links { width: 100%; flex-direction: column; gap: 0; }
  .social-links a { padding: 11px 0; border-top: 1px solid var(--line); }
  .site-footer__top { grid-template-columns: 1fr; gap: 28px; padding: 50px 0; }
  .back-top { grid-column: 1; }
  .site-footer__bottom { align-items: flex-start; flex-direction: column; justify-content: center; gap: 3px; }
  .whatsapp-float { width: 52px; height: 52px; right: 14px; bottom: 14px; padding: 13px; }
  .whatsapp-float span { display: none; }
  .product-modal { padding: 10px; }
  .product-modal__panel { grid-template-columns: 1fr; max-height: calc(100vh - 20px); }
  .product-modal__image { min-height: 310px; padding: 28px; }
  .product-modal__content { padding: 32px 25px 28px; }
  .product-modal__close { top: 8px; right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .reveal { opacity: 1; transform: none; }
}