/* KazEnergyTrafo — Black Industrial Premium design system */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  /* Dark system (header, hero, homepage editorial sections, footer) */
  --bg-dark: #070b0f;
  --bg-dark-2: #0b1117;
  --card-dark: #101820;
  --border-dark: rgba(255, 255, 255, 0.1);
  --text-dark: #ffffff;
  --text-dark-muted: #a8b0b8;
  --footer-dark: #05080b;

  /* Gold accent — used sparingly: CTAs, labels, active states, numbers */
  --gold: #f5b72b;
  --gold-hover: #ffc94d;

  /* Light system (interior content pages: about, catalog, product, contacts) */
  --bg: #ffffff;
  --bg-alt: #f4f5f6;
  --text: #14181c;
  --text-muted: #5b6470;
  --border: #e4e6e8;
  --white: #ffffff;

  /* Legacy aliases kept so every component below can share one palette */
  --navy: var(--bg-dark-2);
  --navy-dark: var(--bg-dark);
  --orange: var(--gold);
  --orange-dark: #c99420;

  --radius: 4px;
  --radius-sm: 2px;
  --radius-lg: 6px;
  --shadow: 0 2px 14px rgba(10, 14, 20, 0.06);
  --shadow-lg: 0 20px 50px rgba(10, 14, 20, 0.16);
  --container: 1320px;
  --ease: cubic-bezier(.16,1,.3,1);
  --font: 'Manrope', 'Segoe UI', Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}
img { max-width: 100%; display: block; }
a { color: var(--bg-dark-2); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--orange-dark); }
ul { padding-left: 1.2em; }
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
}
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 .5em; font-weight: 800; color: var(--bg-dark); letter-spacing: -.01em; }
h1 { font-size: clamp(2.1rem, 3.6vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 2.6vw, 2.5rem); }
h3 { font-size: 1.22rem; font-weight: 700; }
p { margin: 0 0 1em; color: var(--text); }
.text-muted { color: var(--text-muted); }
.section { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }
.section-title { text-align: center; margin-bottom: 10px; }
.section-lead { text-align: center; color: var(--text-muted); max-width: 620px; margin: 0 auto 44px; font-size: 1.05rem; }
.eyebrow { color: var(--orange-dark); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; font-size: .76rem; margin-bottom: 14px; display: block; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all .28s var(--ease);
  font-size: .92rem;
  letter-spacing: .01em;
}
.btn-primary { background: var(--gold); color: #1a1204; }
.btn-primary:hover { background: var(--gold-hover); color: #1a1204; transform: translateY(-1px); }
.btn-outline { background: transparent; border-color: var(--bg-dark-2); color: var(--bg-dark-2); }
.btn-outline:hover { background: var(--bg-dark-2); color: var(--white); }
.btn-navy { background: var(--bg-dark-2); color: var(--white); }
.btn-navy:hover { background: var(--bg-dark); color: var(--white); }
.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: 10px 18px; font-size: .82rem; }

/* ---------- Header — transparent over hero, solid+blur once scrolled ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), border-color .3s var(--ease), backdrop-filter .3s var(--ease);
}
.site-header.is-scrolled,
body.no-hero .site-header {
  background: rgba(7, 11, 15, .88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-dark);
}
/* Pages without a hero need the fixed header's height reserved above the
   content, since the header is no longer part of normal document flow. */
body.no-hero { padding-top: 112px; }
.topbar {
  background: rgba(255,255,255,.02);
  color: #93a0ad;
  border-bottom: 1px solid rgba(255,255,255,.06);
  font-size: .82rem;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; padding-top: 9px; padding-bottom: 9px; flex-wrap: wrap; gap: 6px; }
.topbar a { color: #c3ccd4; }
.topbar a:hover { color: var(--gold); }
.topbar-contacts { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
.topbar-msg { display: inline-flex; align-items: center; }
.topbar-msg svg { width: 15px; height: 15px; }
.lang-switch { display: flex; gap: 2px; }
.lang-switch a {
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  color: #c3ccd4;
  font-weight: 700;
  letter-spacing: .03em;
  font-size: .76rem;
}
.lang-switch a.active, .lang-switch a:hover { background: var(--gold); color: #1a1204; }

.navbar { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; gap: 24px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 1.1rem; color: #fff; flex-shrink: 0; }
.brand-mark { width: auto; height: 40px; object-fit: contain; flex-shrink: 0; }
.brand > span { display: flex; flex-direction: column; align-items: flex-start; }
.brand-name { white-space: nowrap; }
.brand span.accent { color: var(--gold); }
.brand small { display: block; font-size: .6rem; font-weight: 600; color: var(--text-dark-muted); letter-spacing: .05em; white-space: normal; }

.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  width: 40px; height: 40px; flex-direction: column; justify-content: center; gap: 5px;
}
.nav-toggle span { display: block; height: 2px; background: #fff; border-radius: 2px; }

.main-nav { display: flex; align-items: center; gap: 3px; flex-wrap: nowrap; }
.main-nav a {
  padding: 9px 13px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .87rem;
  white-space: nowrap;
  color: #d3d9de;
  position: relative;
}
.main-nav a:hover { color: #fff; }
.main-nav a.active { color: var(--gold); }
.main-nav .has-dropdown { position: relative; }
.dropdown {
  display: none;
  position: absolute;
  top: 100%; left: 0;
  background: var(--card-dark);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  min-width: 280px;
  padding: 10px;
  z-index: 50;
}
.has-dropdown:hover .dropdown, .has-dropdown:focus-within .dropdown { display: block; }
.dropdown a { display: block; padding: 9px 12px; border-radius: var(--radius-sm); font-size: .88rem; font-weight: 500; color: #d3d9de; }
.dropdown a:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-cta { margin-left: 6px; }

/* ---------- Hero — full-bleed cinematic photo, dominant typography ---------- */
.hero {
  position: relative;
  background-color: var(--bg-dark);
  background-size: cover;
  background-position: center;
  color: #fff;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding: 150px 0 90px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, #070b0f 0%, rgba(7,11,15,.82) 30%, rgba(7,11,15,.4) 60%, rgba(7,11,15,.18) 100%);
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(0deg, #070b0f 0%, transparent 22%);
}
.hero .container { position: relative; z-index: 2; max-width: 100%; }
.hero-copy { max-width: 840px; }
.hero h1 { color: #fff; margin-bottom: .46em; letter-spacing: -.01em; }
.hero h1 .h1-big { display: block; font-size: clamp(2.4rem, 4.6vw, 4.5rem); font-weight: 800; text-transform: uppercase; line-height: 1.04; overflow-wrap: normal; word-break: keep-all; hyphens: none; }
.hero h1 .h1-small { display: block; font-size: clamp(1.15rem, 1.8vw, 1.5rem); font-weight: 600; color: var(--gold); margin-top: 14px; text-transform: none; letter-spacing: 0; }
.hero .eyebrow { color: var(--gold); }
.hero p.lead { color: var(--text-dark-muted); font-size: 1.14rem; max-width: 520px; font-weight: 400; line-height: 1.6; }
.hero-actions { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }
.btn-glow { box-shadow: 0 16px 40px -10px rgba(245,183,43,.45); }
.btn-glow:hover { box-shadow: 0 20px 50px -10px rgba(245,183,43,.6); }
.hero .photo-credit { z-index: 3; }

/* ---------- Stats bar ---------- */
.stats-bar { background: var(--bg-dark-2); border-top: 1px solid var(--border-dark); border-bottom: 1px solid var(--border-dark); padding: 40px 0; }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat-card {
  display: flex; align-items: center; gap: 14px;
  padding: 4px 20px;
  border-right: 1px solid var(--border-dark);
}
.hero-stats .stat-card:last-child { border-right: none; }
.stat-ico { width: 28px; height: 28px; flex-shrink: 0; color: var(--gold); }
.stat-ico svg { width: 100%; height: 100%; }
.stat-card strong { display: block; font-size: 1.7rem; font-weight: 800; color: #fff; line-height: 1; letter-spacing: -.01em; }
.stat-card span { font-size: .78rem; color: var(--text-dark-muted); line-height: 1.3; display: block; margin-top: 4px; }

/* ---------- About split — editorial, large photo ---------- */
.about-split { display: grid; grid-template-columns: .85fr 1.15fr; background: var(--bg-dark); min-height: 640px; }
.about-split-text { padding: 90px 64px; display: flex; align-items: center; }
.about-split-text .inner { max-width: 460px; margin-left: auto; }
.about-split-text .eyebrow { color: var(--gold); }
.about-split-text h2 { color: #fff; font-size: clamp(2rem, 3.2vw, 2.9rem); margin-bottom: .5em; }
.about-split-text p { color: var(--text-dark-muted); font-size: 1.02rem; }
.about-split-photo { position: relative; min-height: 420px; background-size: cover; background-position: center; }
.about-split-photo::before { content: ""; position: absolute; inset: 0; background: linear-gradient(200deg, rgba(245,183,43,.14), rgba(5,8,11,.72) 70%); }
.about-stats-overlay { position: absolute; inset: auto 40px 40px 40px; display: flex; gap: 12px; z-index: 2; flex-wrap: wrap; }
.about-stats-overlay .stat {
  background: rgba(7,11,15,.78); backdrop-filter: blur(6px); border: 1px solid var(--border-dark);
  border-radius: var(--radius); padding: 14px 18px; display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 140px;
}
.about-stats-overlay strong { color: var(--gold); font-size: 1.3rem; font-weight: 800; }
.about-stats-overlay span { color: #fff; font-size: .78rem; }
@media (max-width: 980px) {
  .about-split { grid-template-columns: 1fr; min-height: 0; }
  .about-split-text { padding: 56px 24px; }
  .about-split-text .inner { max-width: none; margin-left: 0; }
  .about-split-photo { min-height: 320px; }
}

/* ---------- Solutions — large editorial photo cards ---------- */
.solutions-section { background: var(--bg-dark); padding: 110px 0; }
.section-head-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 44px; flex-wrap: wrap; }
.section-head-row .eyebrow { margin-bottom: 12px; }
.section-head-row h2 { margin-bottom: 10px; }
.section-head-row p { margin: 0; max-width: 540px; font-size: 1.02rem; }
.link-arrow { font-weight: 700; white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; transition: gap .25s var(--ease); }
.link-arrow:hover { gap: 10px; }
.solutions-section .eyebrow, .solutions-section .link-arrow { color: var(--gold); }
.solutions-section h2, .solutions-section .section-head-row p:not(.eyebrow) { color: #fff; }
.solutions-section .section-head-row p { color: var(--text-dark-muted); }
.solutions-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.solution-card { position: relative; display: block; height: 420px; border-radius: var(--radius); overflow: hidden; background-size: cover; background-position: center; transition: transform .4s var(--ease); }
.solution-card .bg { position: absolute; inset: 0; background-size: cover; background-position: center; transition: transform .5s var(--ease); }
.solution-card::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(0deg, rgba(5,8,11,.95) 0%, rgba(5,8,11,.45) 50%, rgba(5,8,11,.1) 100%); }
.solution-card:hover .bg { transform: scale(1.05); }
.solution-card:hover { transform: translateY(-4px); box-shadow: none; }
.solution-card-num { position: absolute; top: 20px; left: 22px; z-index: 2; color: var(--gold); font-weight: 800; font-size: .85rem; letter-spacing: .05em; }
.solution-card-overlay { position: absolute; inset: auto 24px 26px 24px; z-index: 2; }
.solution-card-overlay .ico { width: 34px; height: 34px; color: var(--gold); margin-bottom: 14px; }
.solution-card-overlay .ico svg { width: 100%; height: 100%; }
.solution-card-overlay h3 { color: #fff; font-size: 1.12rem; margin-bottom: 6px; font-weight: 700; }
.solution-card-overlay p { color: var(--text-dark-muted); font-size: .87rem; margin: 0; }
.solution-card-arrow {
  position: absolute; top: 20px; right: 20px; z-index: 2;
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255,255,255,.3);
  display: flex; align-items: center; justify-content: center; color: #fff;
  opacity: 0; transform: translateY(-6px) rotate(-45deg); transition: all .3s var(--ease);
}
.solution-card-arrow svg { width: 17px; height: 17px; }
.solution-card:hover .solution-card-arrow { opacity: 1; transform: translateY(0) rotate(0); background: var(--gold); border-color: var(--gold); color: #1a1204; }

/* ---------- Photo attribution overlay ---------- */
.thumb-photo, .thumb-lg-photo, .variant-photo { position: relative; }
.photo-credit {
  position: absolute; right: 8px; bottom: 8px;
  max-width: calc(100% - 16px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-size: .6rem; line-height: 1.3; padding: 3px 7px; border-radius: var(--radius-sm);
  background: rgba(5, 8, 11, .68); color: #fff;
}
a.photo-credit:hover { color: #fff; background: rgba(5, 8, 11, .88); }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs { font-size: .84rem; color: var(--text-muted); padding: 16px 0; }
.breadcrumbs a { color: var(--text-muted); }
.breadcrumbs a:hover { color: var(--orange-dark); }
.breadcrumbs .sep { margin: 0 6px; }

/* ---------- Cards grid ---------- */
.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

/* ---------- Product cards — minimal, small radius, gold arrow-circle hover ---------- */
.product-card { display: flex; flex-direction: column; gap: 0; padding: 0; overflow: hidden; border-color: var(--border); }
.product-card:hover { border-color: var(--orange-dark); }
.product-card .thumb {
  height: 200px;
  border-radius: 0;
  background: linear-gradient(135deg, var(--bg-alt), #e7e9eb);
  display: flex; align-items: center; justify-content: center;
  margin: -1px -1px 0;
}
.product-card .thumb svg { width: 72px; height: 72px; color: var(--bg-dark-2); }
.product-card .thumb.thumb-photo { padding: 0; overflow: hidden; background: var(--bg-alt); }
.product-card .thumb.thumb-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; transition: transform .4s var(--ease); }
.product-card:hover .thumb.thumb-photo img { transform: scale(1.05); }
.product-card .body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.product-card h3 { margin-bottom: 6px; font-size: 1.08rem; }
.product-card p { color: var(--text-muted); font-size: .92rem; flex-grow: 1; margin-bottom: 18px; }
.product-card .tags { display: flex; gap: 6px; flex-wrap: wrap; margin: 0 0 10px; }
.tag { background: var(--bg-alt); color: var(--bg-dark-2); font-size: .72rem; font-weight: 700; padding: 4px 10px; border-radius: var(--radius-sm); letter-spacing: .01em; }
.card-link {
  font-weight: 700; font-size: .84rem; color: var(--bg-dark-2);
  display: inline-flex; align-items: center; gap: 10px; margin-top: auto;
}
.card-link .circle {
  width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  transition: all .25s var(--ease);
}
.card-link .circle svg { width: 15px; height: 15px; }
.product-card:hover .card-link .circle { background: var(--gold); border-color: var(--gold); color: #1a1204; }

.icon-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 15px; }
.icon-list li { display: flex; gap: 14px; align-items: flex-start; }
.icon-list .ico {
  width: 40px; height: 40px; border-radius: var(--radius); background: var(--bg-alt);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--orange-dark);
}

/* ---------- Table ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
table { border-collapse: collapse; width: 100%; background: var(--white); font-size: .91rem; }
table caption { text-align: left; padding: 11px 16px; font-weight: 700; background: var(--bg-alt); }
th, td { padding: 12px 16px; border-bottom: 1px solid var(--border); text-align: left; white-space: nowrap; }
thead th { background: var(--bg-dark-2); color: var(--white); font-weight: 600; }
tbody tr:nth-child(even) { background: var(--bg-alt); }

/* ---------- Product detail ---------- */
.product-hero { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.product-hero .thumb-lg {
  background: linear-gradient(135deg, var(--bg-alt), #e7e9eb);
  border-radius: var(--radius);
  padding: 30px;
  display: flex; align-items: center; justify-content: center;
  min-height: 260px;
  border: 1px solid var(--border);
}
.product-hero .thumb-lg svg { width: 160px; height: 160px; color: var(--bg-dark-2); }
.product-hero .thumb-lg.thumb-lg-photo { padding: 0; overflow: hidden; }
.product-hero .thumb-lg.thumb-lg-photo img { width: 100%; height: 100%; min-height: 260px; object-fit: cover; border-radius: calc(var(--radius) - 1px); }
.spec-highlights { display: flex; gap: 10px; flex-wrap: wrap; margin: 18px 0; }
.spec-pill { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 16px; font-size: .85rem; font-weight: 600; color: var(--bg-dark); }

/* ---------- Variant cards with photo (catalog sub-items) ---------- */
.variant-card { display: flex; gap: 20px; align-items: flex-start; padding: 0; overflow: hidden; }
.variant-photo { flex-shrink: 0; width: 220px; align-self: stretch; background: var(--bg-alt); }
.variant-photo img { width: 100%; height: 100%; object-fit: cover; display: block; min-height: 180px; }
.variant-body { padding: 24px 24px 24px 0; flex: 1; min-width: 0; }
.variant-card:not(:has(.variant-photo)) .variant-body { padding: 24px; }
@media (max-width: 620px) {
  .variant-card { flex-direction: column; align-items: stretch; }
  .variant-photo { width: 100%; height: 180px; }
  .variant-body { padding: 20px; }
}

/* ---------- Steps / process ---------- */
.steps { counter-reset: step; display: grid; gap: 20px; }
.steps li { list-style: none; display: flex; gap: 16px; }
.steps li::before {
  counter-increment: step; content: counter(step);
  width: 36px; height: 36px; border-radius: 50%; background: var(--gold); color: #1a1204;
  display: flex; align-items: center; justify-content: center; font-weight: 800; flex-shrink: 0;
}

/* ---------- CTA band (used mid-page on catalog/product pages) ---------- */
.cta-band {
  background: var(--bg-dark);
  color: var(--white);
  border-radius: var(--radius);
  padding: 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.cta-band h2 { color: var(--white); margin-bottom: 8px; }
.cta-band p { color: var(--text-dark-muted); margin: 0; }
.cta-band .btn { background: var(--gold); color: #1a1204; }
.cta-band .btn:hover { background: var(--gold-hover); }

/* ---------- Final CTA section (homepage) — full-bleed dark photo ---------- */
.final-cta { position: relative; background-size: cover; background-position: center; padding: 130px 0; text-align: center; }
.final-cta::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,8,11,.88) 0%, rgba(5,8,11,.72) 55%, rgba(5,8,11,.92) 100%); }
.final-cta .container { position: relative; z-index: 2; max-width: 760px; }
.final-cta .eyebrow { color: var(--gold); }
.final-cta h2 { color: #fff; font-size: clamp(2rem, 3.6vw, 3.2rem); text-transform: uppercase; line-height: 1.05; }
.final-cta p.lead { color: var(--text-dark-muted); font-size: 1.08rem; max-width: 560px; margin: 0 auto 34px; }
.final-cta-channels { display: flex; justify-content: center; gap: 28px; margin-top: 34px; flex-wrap: wrap; }
.final-cta-channels a { color: #fff; font-weight: 600; display: inline-flex; align-items: center; gap: 8px; }
.final-cta-channels a:hover { color: var(--gold); }
.final-cta-channels .ico { width: 18px; height: 18px; color: var(--gold); }
.final-cta-channels .ico svg { width: 100%; height: 100%; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.contact-item { display: flex; gap: 14px; padding: 17px 0; border-bottom: 1px solid var(--border); }
.contact-item .ico { width: 44px; height: 44px; border-radius: var(--radius); background: var(--bg-alt); display: flex; align-items: center; justify-content: center; color: var(--orange-dark); flex-shrink: 0; }
a.contact-item { color: var(--text); }
a.contact-item:hover strong { color: var(--orange-dark); }
.contact-item .ico svg { width: 26px; height: 26px; }
.form { display: grid; gap: 14px; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.form label { font-weight: 600; font-size: .87rem; display: block; margin-bottom: 6px; }
.form input, .form textarea, .form select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-family: inherit; font-size: .95rem;
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--gold); border-color: var(--gold); }
.form small { color: var(--text-muted); }
.map-embed { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); height: 320px; }
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* ---------- Requisites ---------- */
.req-table td:first-child { font-weight: 600; color: var(--text-muted); width: 42%; }

/* ---------- Footer ---------- */
.site-footer { background: var(--footer-dark); color: var(--text-dark-muted); border-top: 1px solid var(--border-dark); padding: 72px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; }
.site-footer h4 { color: #fff; font-size: .92rem; margin-bottom: 18px; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; }
.site-footer a { color: #9aa5b0; }
.site-footer a:hover { color: var(--gold); }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 11px; font-size: .89rem; }
.footer-bottom { border-top: 1px solid var(--border-dark); margin-top: 44px; padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: .8rem; color: #67717d; }
.social-row { display: flex; gap: 10px; margin-top: 18px; }
.social-row a { width: 38px; height: 38px; border-radius: var(--radius-sm); background: rgba(255,255,255,.04); border: 1px solid var(--border-dark); color: #c3ccd4; display: flex; align-items: center; justify-content: center; }
.social-row a svg { width: 17px; height: 17px; }
.social-row a:hover { background: var(--gold); border-color: var(--gold); color: #1a1204; }

/* ---------- Advantage badges (about page) ---------- */
.advantages { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.advantage { text-align: center; padding: 32px 22px; background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow); }
.advantage .ico { width: 58px; height: 58px; margin: 0 auto 18px; border-radius: var(--radius); background: var(--bg-alt); display: flex; align-items: center; justify-content: center; color: var(--orange-dark); }

/* ---------- Production — asymmetric layout ---------- */
.production-split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: center; }
.production-split .eyebrow { color: var(--orange-dark); }
.production-tech-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 28px; }
.production-tech-grid .tech-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; }
.production-tech-grid .tech-card strong { display: block; font-size: .92rem; margin-bottom: 2px; }
.production-tech-grid .tech-card span { font-size: .8rem; color: var(--text-muted); }
.production-photo { position: relative; border-radius: var(--radius); overflow: hidden; min-height: 460px; background-size: cover; background-position: center; }
@media (max-width: 980px) {
  .production-split { grid-template-columns: 1fr; }
  .production-tech-grid { grid-template-columns: 1fr 1fr; }
  .production-photo { min-height: 300px; order: -1; }
}

/* Equipment strip (production page listing) */
.equipment-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.equipment-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; text-align: center; }
.equipment-card .ico { width: 54px; height: 54px; margin: 0 auto 12px; color: var(--bg-dark-2); }
.equipment-card .ico.ico-photo {
  width: 100%; height: 170px; margin: -20px -20px 16px; border-radius: 0;
  overflow: hidden; background: var(--bg-alt);
}
.equipment-card .ico.ico-photo img { width: 100%; height: 100%; object-fit: cover; }
.equipment-card h3 { font-size: .98rem; margin-bottom: 4px; }
.equipment-card p { font-size: .84rem; color: var(--text-muted); margin: 0; }

/* ---------- Projects — editorial masonry (2/3 + 1/3) ---------- */
.projects-section { background: var(--bg-dark); padding: 110px 0; }
.projects-section .eyebrow, .projects-section .link-arrow { color: var(--gold); }
.projects-section h2 { color: #fff; }
.projects-section .section-lead { color: var(--text-dark-muted); }
.projects-masonry { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; margin-top: 44px; }
.project-tile { position: relative; border-radius: var(--radius); overflow: hidden; background-size: cover; background-position: center; min-height: 420px; }
.project-tile.small { min-height: 200px; }
.project-tile::before { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(5,8,11,.9) 0%, rgba(5,8,11,.15) 60%); transition: opacity .3s var(--ease); }
.project-tile:hover .bg { transform: scale(1.04); }
.project-tile .bg { position: absolute; inset: 0; background-size: cover; background-position: center; transition: transform .5s var(--ease); }
.project-tile-info { position: absolute; inset: auto 24px 22px 24px; z-index: 2; }
.project-tile-info h3 { color: #fff; font-size: 1.15rem; margin-bottom: 4px; }
.project-tile-info span { color: var(--text-dark-muted); font-size: .85rem; }
.projects-col { display: grid; gap: 20px; }
.projects-side { margin-top: 44px; padding: 28px; background: var(--card-dark); border: 1px solid var(--border-dark); border-radius: var(--radius); }
.projects-side ul { list-style: none; padding: 0; margin: 0 0 22px; display: grid; gap: 12px; }
.projects-side li { display: flex; gap: 12px; align-items: flex-start; color: var(--text-dark-muted); font-size: .93rem; }
.projects-side .ico { width: 20px; height: 20px; color: var(--gold); flex-shrink: 0; margin-top: 2px; }
.projects-side .ico svg { width: 100%; height: 100%; }
@media (max-width: 900px) {
  .projects-masonry { grid-template-columns: 1fr; }
  .project-tile, .project-tile.small { min-height: 260px; }
}

/* ---------- Certificates / Trust ---------- */
.certificates-section { background: var(--bg); padding: 100px 0; }
.certificates-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 44px; }
.cert-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; background: var(--white); transition: border-color .25s var(--ease); }
.cert-card:hover { border-color: var(--orange-dark); }
.cert-card .code { display: inline-block; font-family: 'Manrope', monospace; font-weight: 800; font-size: .78rem; letter-spacing: .04em; color: var(--orange-dark); background: var(--bg-alt); padding: 6px 12px; border-radius: var(--radius-sm); margin-bottom: 18px; }
.cert-card h3 { font-size: 1.02rem; margin-bottom: 8px; }
.cert-card p { font-size: .88rem; color: var(--text-muted); margin: 0; }

/* ---------- Geography ---------- */
.geography-section { background: var(--bg-dark-2); padding: 110px 0; }
.geography-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.geography-text .eyebrow, .geography-text .link-arrow { color: var(--gold); }
.geography-text h2 { color: #fff; }
.geography-text p { color: var(--text-dark-muted); font-size: 1.02rem; }
.geography-map { position: relative; aspect-ratio: 1 / .82; }
.geography-map svg { width: 100%; height: 100%; }
.geography-map .geo-lines { stroke: rgba(245,183,43,.28); stroke-width: 1; fill: none; }
.geography-map .geo-dot-outer { fill: rgba(245,183,43,.18); }
.geography-map .geo-dot { fill: var(--gold); }
.geography-map .geo-label { fill: #fff; font-family: var(--font); font-size: 13px; font-weight: 700; }
.geography-map .geo-sub { fill: var(--text-dark-muted); font-family: var(--font); font-size: 10.5px; }
@media (max-width: 900px) {
  .geography-inner { grid-template-columns: 1fr; }
}

/* ---------- Misc ---------- */
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--gold); color: #1a1204; padding: 10px 16px; z-index: 999; border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; }

/* Fade-up reveal (progressive enhancement — content is visible without JS) */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .stat-card { border-right: none; border-bottom: 1px solid var(--border-dark); padding-bottom: 16px; }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .product-hero { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .advantages { grid-template-columns: 1fr; }
  .equipment-strip { grid-template-columns: 1fr 1fr; }
  .certificates-grid { grid-template-columns: 1fr; }
}
@media (max-width: 1200px) {
  .container { padding: 0 24px; }
  .nav-toggle { display: flex; }
  .main-nav {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg-dark); border-bottom: 1px solid var(--border-dark);
    flex-direction: column; align-items: stretch; padding: 10px 16px 18px;
    box-shadow: var(--shadow-lg);
  }
  .main-nav.open { display: flex; }
  .main-nav .has-dropdown .dropdown { display: block; position: static; box-shadow: none; border: none; padding: 4px 0 4px 14px; background: transparent; }
  .main-nav .has-dropdown .dropdown a { color: #d3d9de; }
  .main-nav .has-dropdown .dropdown a:hover { background: rgba(255,255,255,.06); }
  .navbar { position: relative; }
  .site-header { background: rgba(7,11,15,.92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-dark); }
}
@media (max-width: 720px) {
  .container { padding: 0 20px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .topbar .container { flex-direction: column; align-items: flex-start; }
  .cta-band { flex-direction: column; text-align: center; }
  .equipment-strip { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .hero { min-height: 100vh; padding-top: 130px; }
  .hero h1 .h1-big { font-size: clamp(1.6rem, 7.2vw, 2rem); }
  .solutions-grid { grid-template-columns: 1fr; }
  .about-split-text { padding: 44px 20px; }
  .about-stats-overlay { position: static; padding: 22px 20px; background: var(--bg-dark); flex-direction: column; }
  .production-tech-grid { grid-template-columns: 1fr; }
  .final-cta { padding: 80px 0; }
  .final-cta-channels { flex-direction: column; gap: 14px; }
}