@import url("/css/purui-reference.css?v=20260908-grid1");
@import url("/css/lang-dropdown.css");
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@500;600;700;800&family=PT+Sans:wght@400;700&display=swap");

:root {
  --ru-navy: #0d2847;
  --ru-blue: #1a4d8c;
  --ru-red: #c8102e;
  --ru-red-dark: #9e0c24;
  --ru-gold: #b8860b;
  --ru-text: #1a1a2e;
  --ru-muted: #5a6270;
  --ru-line: #d4dae3;
  --ru-bg: #eef1f6;
  --ru-white: #ffffff;
  --ru-max: 1240px;
  --ru-font: "PT Sans", "Segoe UI", sans-serif;
  --ru-head: "Montserrat", "PT Sans", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ru-font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ru-text);
  background: var(--ru-white);
}
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; height: auto; }
ul { margin: 0; padding: 0; list-style: none; }

.ru-wrap {
  width: min(var(--ru-max), calc(100% - 40px));
  margin: 0 auto;
}

/* ── Top bar (типичная российская шапка) ── */
.ru-topbar {
  background: var(--ru-navy);
  color: rgba(255,255,255,.85);
  font-size: 13px;
  border-bottom: 3px solid var(--ru-red);
}
.ru-topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 10px 0;
}
.ru-topbar-contacts {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.ru-topbar-contacts a {
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}
.ru-topbar-contacts a:hover { color: #ffd4db; }
.ru-topbar .lang-dropdown--dark .lang-dropdown__item.is-current {
  background: rgba(200, 16, 46, .28);
}
.ru-topbar .lang-dropdown--dark .lang-dropdown__check {
  color: #ffd4db;
}

/* ── Header ── */
.ru-header {
  background: var(--ru-white);
  box-shadow: 0 2px 12px rgba(13,40,71,.08);
  position: sticky;
  top: 0;
  z-index: 150;
}
.ru-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 80px;
}
.ru-logo img {
  height: 44px;
  width: auto;
  max-width: 300px;
  object-fit: contain;
}
.ru-nav {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.4vw, 22px);
  flex-wrap: nowrap;
}
.ru-nav a {
  font-family: var(--ru-head);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--ru-navy);
  padding: 8px 4px;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
  transition: .2s;
}
.ru-nav a:hover,
.ru-nav a.active {
  color: var(--ru-red);
  border-bottom-color: var(--ru-red);
}
.ru-header-cta {
  flex-shrink: 0;
  padding: 12px 22px;
  background: var(--ru-red);
  color: #fff;
  font-family: var(--ru-head);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  border-radius: 3px;
  transition: .2s;
}
.ru-header-cta:hover {
  background: var(--ru-red-dark);
}
.ru-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}
.ru-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ru-navy);
}

/* ── Buttons ── */
.ru-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--ru-head);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  border-radius: 3px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: .2s;
}
.ru-btn--red {
  background: var(--ru-red);
  color: #fff;
  border-color: var(--ru-red);
}
.ru-btn--red:hover { background: var(--ru-red-dark); border-color: var(--ru-red-dark); }
.ru-btn--outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.6);
}
.ru-btn--outline:hover { background: #fff; color: var(--ru-navy); }
.ru-btn--navy {
  background: var(--ru-navy);
  color: #fff;
  border-color: var(--ru-navy);
}
.ru-btn--navy:hover { background: var(--ru-blue); }
.ru-btn--sm { padding: 10px 20px; font-size: 12px; }

/* ── Hero ── */
.ru-hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  min-height: 520px;
  background: var(--ru-bg);
}
.ru-hero-text {
  padding: 72px 56px 72px max(20px, calc((100vw - var(--ru-max)) / 2 + 20px));
  background: linear-gradient(135deg, var(--ru-navy) 0%, var(--ru-blue) 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}
.ru-hero-text::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: var(--ru-red);
}
.ru-hero-tag {
  display: inline-block;
  margin-bottom: 20px;
  padding: 6px 14px;
  background: rgba(200,16,46,.25);
  border: 1px solid rgba(255,255,255,.2);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.ru-hero h1 {
  margin: 0 0 20px;
  font-family: var(--ru-head);
  font-size: clamp(32px, 3.8vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.01em;
}
.ru-hero-lead {
  margin: 0 0 32px;
  font-size: 17px;
  line-height: 1.75;
  color: rgba(255,255,255,.82);
  max-width: 520px;
}
.ru-hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.ru-hero-visual {
  position: relative;
  background: var(--ru-white);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  border-left: 1px solid var(--ru-line);
}
.ru-hero-visual img {
  max-height: 420px;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(13,40,71,.15));
}

/* ── Stats strip ── */
.ru-stats {
  background: var(--ru-white);
  border-top: 1px solid var(--ru-line);
  border-bottom: 1px solid var(--ru-line);
  padding: 0;
}
.ru-stats-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}
.ru-stat {
  padding: 28px 20px;
  text-align: center;
  border-right: 1px solid var(--ru-line);
}
.ru-stat:last-child { border-right: 0; }
.ru-stat strong {
  display: block;
  font-family: var(--ru-head);
  font-size: 32px;
  font-weight: 800;
  color: var(--ru-red);
  line-height: 1.1;
}
.ru-stat span {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--ru-muted);
}

/* ── Sections ── */
.ru-section { padding: 72px 0; }
.ru-section--gray { background: var(--ru-bg); }
.ru-section-title {
  margin-bottom: 40px;
  padding-left: 20px;
  border-left: 5px solid var(--ru-red);
}
.ru-section-title h2 {
  margin: 0 0 10px;
  font-family: var(--ru-head);
  font-size: clamp(26px, 2.8vw, 34px);
  font-weight: 800;
  color: var(--ru-navy);
  text-transform: uppercase;
  letter-spacing: .02em;
}
.ru-section-title p {
  margin: 0;
  color: var(--ru-muted);
  font-size: 16px;
  max-width: 640px;
}
.ru-section-headrow {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.ru-link-more {
  font-family: var(--ru-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--ru-red);
  text-transform: uppercase;
  letter-spacing: .04em;
  border-bottom: 2px solid var(--ru-red);
  padding-bottom: 4px;
}
.ru-link-more:hover { color: var(--ru-red-dark); }

/* ── Product list (каталожный стиль) ── */
.ru-catalog {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.ru-catalog-item {
  display: grid;
  grid-template-columns: 200px 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 24px 28px;
  background: var(--ru-white);
  border: 1px solid var(--ru-line);
  border-left: 4px solid var(--ru-blue);
  transition: .25s;
}
.ru-catalog-item:hover {
  border-left-color: var(--ru-red);
  box-shadow: 0 8px 28px rgba(13,40,71,.08);
}
.ru-catalog-item img {
  max-height: 120px;
  object-fit: contain;
  margin: 0 auto;
}
.ru-catalog-body h3 {
  margin: 0 0 8px;
  font-family: var(--ru-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--ru-navy);
}
.ru-catalog-tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--ru-red);
  margin-bottom: 6px;
  display: block;
}
.ru-catalog-body p {
  margin: 0;
  font-size: 14px;
  color: var(--ru-muted);
  line-height: 1.65;
}

/* ── Advantage blocks ── */
.ru-advantages {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.ru-adv {
  padding: 28px 24px;
  background: var(--ru-white);
  border: 1px solid var(--ru-line);
  border-top: 4px solid var(--ru-red);
  text-align: center;
}
.ru-adv-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--ru-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ru-head);
  font-size: 22px;
  font-weight: 800;
  color: var(--ru-red);
}
.ru-adv h3 {
  margin: 0 0 10px;
  font-family: var(--ru-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--ru-navy);
  text-transform: uppercase;
}
.ru-adv p {
  margin: 0;
  font-size: 13px;
  color: var(--ru-muted);
  line-height: 1.6;
}

/* ── Industry cards ── */
.ru-industries {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.ru-industry {
  display: flex;
  gap: 0;
  border: 1px solid var(--ru-line);
  background: var(--ru-white);
  overflow: hidden;
  transition: .25s;
}
.ru-industry:hover {
  border-color: var(--ru-blue);
  box-shadow: 0 12px 32px rgba(13,40,71,.1);
}
.ru-industry img {
  width: 180px;
  min-height: 160px;
  object-fit: cover;
  flex-shrink: 0;
}
.ru-industry-body {
  padding: 24px;
  flex: 1;
}
.ru-industry-body h3 {
  margin: 0 0 8px;
  font-family: var(--ru-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--ru-navy);
}
.ru-industry-body p {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--ru-muted);
  line-height: 1.6;
}
.ru-industry-body span {
  font-size: 13px;
  font-weight: 700;
  color: var(--ru-red);
}

/* ── Two-column content ── */
.ru-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.ru-box {
  padding: 32px;
  background: var(--ru-white);
  border: 1px solid var(--ru-line);
}
.ru-box h3 {
  margin: 0 0 16px;
  font-family: var(--ru-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--ru-navy);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ru-red);
}
.ru-list li {
  padding: 10px 0 10px 24px;
  position: relative;
  font-size: 15px;
  border-bottom: 1px dashed var(--ru-line);
}
.ru-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--ru-red);
  font-weight: 700;
}
.ru-list li:last-child { border-bottom: 0; }

/* ── Page hero (inner) ── */
.ru-page-hero {
  padding: 48px 0;
  background: linear-gradient(90deg, var(--ru-navy) 0%, var(--ru-blue) 100%);
  color: #fff;
  border-bottom: 4px solid var(--ru-red);
}
.ru-page-hero h1 {
  margin: 0 0 12px;
  font-family: var(--ru-head);
  font-size: clamp(30px, 3.5vw, 42px);
  font-weight: 800;
  text-transform: uppercase;
}
.ru-page-hero p {
  margin: 0;
  font-size: 17px;
  color: rgba(255,255,255,.78);
  max-width: 680px;
}
.ru-crumb {
  font-size: 13px;
  color: rgba(255,255,255,.55);
  margin-bottom: 16px;
}
.ru-crumb a { color: rgba(255,255,255,.8); }
.ru-crumb a:hover { color: #fff; }

/* ── Spec table ── */
.ru-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--ru-line);
  font-size: 14px;
}
.ru-table th,
.ru-table td {
  padding: 14px 18px;
  border: 1px solid var(--ru-line);
  text-align: left;
}
.ru-table th {
  width: 38%;
  background: var(--ru-bg);
  font-weight: 700;
  color: var(--ru-navy);
}

/* ── Contact ── */
.ru-contact-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 40px;
  align-items: start;
}
.ru-contact-info {
  background: var(--ru-navy);
  color: #fff;
  padding: 36px 32px;
}
.ru-contact-info h2 {
  margin: 0 0 24px;
  font-family: var(--ru-head);
  font-size: 22px;
  font-weight: 800;
  text-transform: uppercase;
  padding-bottom: 16px;
  border-bottom: 3px solid var(--ru-red);
}
.ru-contact-row {
  margin-bottom: 24px;
}
.ru-contact-row strong {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  margin-bottom: 6px;
}
.ru-contact-row span,
.ru-contact-row a {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
}
.ru-contact-row a:hover { color: #ffd4db; }
.ru-contact-photo {
  width: 100%;
  margin-top: 24px;
  border: 3px solid rgba(255,255,255,.15);
}
.ru-form {
  padding: 36px;
  border: 1px solid var(--ru-line);
  background: var(--ru-white);
}
.ru-form h2 {
  margin: 0 0 8px;
  font-family: var(--ru-head);
  font-size: 22px;
  font-weight: 800;
  color: var(--ru-navy);
  text-transform: uppercase;
}
.ru-form-note {
  margin: 0 0 24px;
  font-size: 14px;
  color: var(--ru-muted);
}
.ru-form label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ru-navy);
}
.ru-form input,
.ru-form textarea,
.ru-form select {
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 18px;
  border: 1px solid var(--ru-line);
  border-radius: 3px;
  font-family: inherit;
  font-size: 15px;
}
.ru-form input:focus,
.ru-form textarea:focus,
.ru-form select:focus {
  outline: none;
  border-color: var(--ru-blue);
  box-shadow: 0 0 0 3px rgba(26,77,140,.12);
}
.ru-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.ru-form-row > div { min-width: 0; }

/* ── CTA ── */
.ru-cta {
  padding: 56px 0;
  background: var(--ru-red);
  text-align: center;
  color: #fff;
}
.ru-cta h2 {
  margin: 0 0 12px;
  font-family: var(--ru-head);
  font-size: clamp(24px, 2.8vw, 32px);
  font-weight: 800;
  text-transform: uppercase;
}
.ru-cta p {
  margin: 0 0 28px;
  font-size: 16px;
  opacity: .9;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.ru-cta .ru-btn--outline:hover { color: var(--ru-red); }

/* ── Footer ── */
.ru-footer {
  background: #081a30;
  color: rgba(255,255,255,.65);
  padding-top: 56px;
}
.ru-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.ru-footer-brand img {
  height: 38px;
  margin-bottom: 16px;
  opacity: .95;
}
.ru-footer-brand p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  max-width: 300px;
}
.ru-footer h4 {
  margin: 0 0 18px;
  font-family: var(--ru-head);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: #fff;
}
.ru-footer li { margin-bottom: 8px; }
.ru-footer a {
  font-size: 14px;
  color: rgba(255,255,255,.6);
}
.ru-footer a:hover { color: #fff; }
.ru-footer-legal {
  padding: 20px 0;
  font-size: 12px;
  color: rgba(255,255,255,.4);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ── Reveal ── */
.ru-fade {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .6s ease, transform .6s ease;
}
.ru-fade.visible { opacity: 1; transform: none; }

/* ── Responsive ── */
@media (max-width: 1100px) {
  .ru-hero { grid-template-columns: 1fr; }
  .ru-hero-text { padding: 56px 24px; }
  .ru-hero-text::after { display: none; }
  .ru-stats-grid { grid-template-columns: repeat(3, 1fr); }
  .ru-stat:nth-child(3) { border-right: 0; }
  .ru-advantages { grid-template-columns: repeat(2, 1fr); }
  .ru-columns,
  .ru-contact-layout { grid-template-columns: 1fr; }
  .ru-catalog-item { grid-template-columns: 140px 1fr; }
  .ru-catalog-item .ru-btn { grid-column: 1 / -1; justify-self: start; }
  .ru-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .ru-nav {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--ru-white);
    flex-direction: column;
    align-items: stretch;
    padding: 100px 24px 24px;
    z-index: 140;
    gap: 0;
  }
  .ru-nav.open { display: flex; }
  .ru-nav a {
    padding: 16px 0;
    border-bottom: 1px solid var(--ru-line);
    border-left: none;
  }
  .ru-burger { display: flex; z-index: 160; position: relative; }
  .ru-header-cta { display: none; }
  .ru-stats-grid,
  .ru-advantages,
  .ru-industries,
  .ru-footer-grid { grid-template-columns: 1fr; }
  .ru-stat { border-right: 0; border-bottom: 1px solid var(--ru-line); }
  .ru-industry { flex-direction: column; }
  .ru-industry img { width: 100%; height: 180px; }
  .ru-catalog-item { grid-template-columns: 1fr; text-align: center; }
  .ru-form-row { grid-template-columns: 1fr; }
  .ru-topbar-inner { justify-content: center; text-align: center; }
  .ru-topbar-contacts { justify-content: center; }
}