/* ==========================================================================
   КЭР — ker-samara.ru
   Базовые стили сайта. Палитра и типографика подобраны под макет.
   ========================================================================== */

:root {
  --navy-950: #060d1a;
  --navy-900: #0a1628;
  --navy-800: #0f2038;
  --navy-700: #16304f;
  --blue-600: #1b5fe0;
  --blue-500: #2f74f0;
  --blue-100: #e7effe;
  --ink: #101828;
  --gray-700: #475467;
  --gray-500: #667085;
  --gray-200: #e4e7ec;
  --gray-100: #f2f4f7;
  --gray-50: #f8fafc;
  --white: #ffffff;
  --radius: 10px;
  --container: 1240px;
  --shadow-card: 0 8px 24px rgba(16, 24, 40, 0.08);
  --font-head: "Montserrat", "Arial", sans-serif;
  --font-body: "Inter", "Arial", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-head); margin: 0; letter-spacing: 0.01em; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 12px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--blue-600);
  display: inline-block;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.section-head h2 {
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  text-transform: uppercase;
  line-height: 1.25;
}
.section-link {
  font-weight: 700;
  color: var(--blue-600);
  white-space: nowrap;
  font-size: 0.95rem;
}
.section-link:hover { text-decoration: underline; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--blue-600); color: var(--white); }
.btn-primary:hover { background: var(--blue-500); }
.btn-outline { border-color: rgba(255,255,255,0.35); color: var(--white); }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.08); }
.btn-outline.on-light { border-color: var(--gray-200); color: var(--ink); }
.btn-outline.on-light:hover { border-color: var(--blue-600); color: var(--blue-600); }

/* ---------- Placeholders for future photos/images ---------- */
.media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--gray-100);
}
.ph {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 14px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: #7c8798;
  background:
    repeating-linear-gradient(45deg, rgba(16,24,40,0.05) 0 10px, rgba(16,24,40,0.09) 10px 20px);
  border: 1px dashed rgba(16,24,40,0.25);
  border-radius: var(--radius);
}
.ph b { display: block; color: var(--navy-800); font-size: 0.86rem; margin-top: 4px; }
.media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- Появление блоков при прокрутке (data-reveal + IntersectionObserver в main.js) ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Лёгкое увеличение фото в карточках при наведении ---------- */
.dir-card .media img,
.case-card .media img,
.industry-card .media img {
  transition: transform 0.45s ease;
}
.dir-card:hover .media img,
.case-card:hover .media img,
.industry-card:hover .media img {
  transform: scale(1.06);
}
@media (prefers-reduced-motion: reduce) {
  .dir-card .media img,
  .case-card .media img,
  .industry-card .media img {
    transition: none;
  }
  .dir-card:hover .media img,
  .case-card:hover .media img,
  .industry-card:hover .media img {
    transform: none;
  }
}
.media--dark {
  background: var(--navy-800);
}
.media--dark .ph {
  color: rgba(255,255,255,0.75);
  background: repeating-linear-gradient(45deg, rgba(255,255,255,0.04) 0 10px, rgba(255,255,255,0.08) 10px 20px);
  border-color: rgba(255,255,255,0.25);
}
.media--dark .ph b { color: #fff; }

/* ============== Header ============== */
.topbar {
  background: var(--navy-900);
  color: #fff;
  padding: 10px 0;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  text-align: right;
}
header.site-header {
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand .logo-mark {
  width: 44px;
  height: 44px;
  flex: none;
  object-fit: contain;
}
.brand .logo-full {
  height: 64px;
  width: auto;
  flex: none;
  object-fit: contain;
}
.brand .logo-text b {
  display: block;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--navy-900);
  letter-spacing: 0.02em;
}
.brand .logo-text span {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gray-500);
  text-transform: uppercase;
}
nav.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}
nav.main-nav a {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--navy-800);
}
nav.main-nav a:hover { color: var(--blue-600); }
.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  color: var(--navy-900);
}

/* ============== Hero ============== */
.hero {
  position: relative;
  background: var(--navy-900);
  color: #fff;
  overflow: hidden;
}
.hero .media {
  position: absolute;
  inset: 0;
  border-radius: 0;
  z-index: 0;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(6,13,26,0.94) 0%, rgba(6,13,26,0.75) 42%, rgba(6,13,26,0.45) 70%, rgba(6,13,26,0.75) 100%);
  z-index: 1;
}
.hero-inner {
  position: relative;
  z-index: 2;
  padding: 84px 0 56px;
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 32px;
  align-items: end;
}
.hero-copy h1 {
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  text-transform: uppercase;
  line-height: 1.08;
}
.hero-copy h1 + p.sub {
  font-family: var(--font-head);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(1rem, 1.6vw, 1.3rem);
  color: #bcd0ff;
  margin-top: 10px;
}
.hero-copy .desc {
  margin-top: 20px;
  max-width: 520px;
  color: rgba(255,255,255,0.82);
  font-size: 1.02rem;
}
.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 30px;
  flex-wrap: wrap;
}
.hero-side {
  text-align: right;
  font-family: var(--font-head);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.05rem;
  line-height: 1.4;
  color: #fff;
  border-right: 3px solid var(--blue-500);
  padding-right: 18px;
}

/* quick features strip under hero */
.quick-strip {
  position: relative;
  z-index: 2;
  background: var(--navy-950);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.quick-strip .container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.quick-item {
  flex: 1 1 200px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #dbe6ff;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.quick-item:last-child { border-right: none; }
.quick-item svg { flex: none; color: var(--blue-500); }

/* ============== Generic sections ============== */
section { padding: 72px 0; }
.section-alt { background: var(--gray-50); }
.section-navy {
  background: var(--navy-900);
  color: #fff;
}
.section-navy .eyebrow { color: #7fa8ff; }
.section-navy .eyebrow::before { background: #7fa8ff; }

/* directions grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.dir-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.dir-card:hover {
  box-shadow: 0 16px 32px rgba(16, 24, 40, 0.14);
  transform: translateY(-3px);
}
.dir-card .media { aspect-ratio: 16/10; border-radius: 0; }
.dir-card .body { padding: 18px 20px 22px; }
.dir-card .num {
  font-family: var(--font-head);
  font-weight: 800;
  color: var(--blue-600);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}
.dir-card h3 {
  margin-top: 6px;
  font-size: 1.02rem;
  text-transform: uppercase;
  line-height: 1.3;
}
.dir-card p {
  margin-top: 8px;
  font-size: 0.9rem;
  color: var(--gray-700);
}
.dir-card .more {
  margin-top: 14px;
  display: inline-flex;
  gap: 6px;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--blue-600);
}

/* about / stats */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.1fr;
  gap: 0;
  border-radius: var(--radius);
  overflow: hidden;
}
.about-copy {
  background: var(--navy-800);
  padding: 40px 34px;
}
.about-copy p { color: rgba(255,255,255,0.82); margin-top: 14px; }
.about-copy h2 { color: #fff; font-size: 1.6rem; text-transform: uppercase; line-height: 1.3; }
.about-copy .btn { margin-top: 22px; }
.stats {
  background: var(--navy-700);
  padding: 40px 34px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  justify-content: center;
}
.stat b {
  display: block;
  font-family: var(--font-head);
  font-size: 1.8rem;
  color: #fff;
}
.stat span {
  font-size: 0.85rem;
  color: #b7c6e6;
}
.about-media {
  position: relative;
  min-height: 260px;
}
.about-media img { object-position: center bottom; }
.about-media .ph-caption {
  position: absolute;
  z-index: 2;
  right: 24px;
  bottom: 24px;
  font-family: var(--font-head);
  font-weight: 800;
  text-transform: uppercase;
  color: #fff;
  text-align: right;
  font-size: 1rem;
  line-height: 1.4;
}

/* industries */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.industry-card .media { aspect-ratio: 3/4; margin-bottom: 12px; }
.industry-card h4 { font-size: 0.95rem; text-transform: uppercase; }
.industry-card p { font-size: 0.85rem; color: var(--gray-700); margin-top: 4px; }

/* case studies (кейсы) */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.case-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.case-card:hover {
  box-shadow: 0 16px 32px rgba(16, 24, 40, 0.14);
  transform: translateY(-3px);
}
.case-card .media { aspect-ratio: 4/3; border-radius: 0; }
.case-card .body { padding: 18px 20px 22px; }
.case-card h3 { font-size: 1rem; text-transform: none; line-height: 1.3; }
.case-location {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-top: 4px;
}
.case-card p { margin-top: 10px; font-size: 0.86rem; color: var(--gray-700); line-height: 1.5; }

/* production */
.prod-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.prod-grid .media { aspect-ratio: 4/3; }
.prod-copy h2 { font-size: 1.7rem; text-transform: uppercase; line-height: 1.3; }
.prod-copy p { margin-top: 14px; color: var(--gray-700); max-width: 480px; }

/* production — линейка готовых продуктов (статичная сетка карточек) */
.prod-cards-wrap { margin-top: 56px; }
.prod-cards-wrap .section-head { margin-bottom: 28px; }
.prod-copy .btn { margin-top: 22px; }
.prod-list { display: flex; flex-direction: column; gap: 16px; }
.prod-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-weight: 600;
  font-size: 0.95rem;
}
.prod-list svg { flex: none; color: var(--blue-600); margin-top: 2px; }

/* process steps */
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  position: relative;
}
.process-step {
  padding: 22px 18px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  position: relative;
}
.process-step .num {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--blue-600);
}
.process-step h4 { margin-top: 10px; font-size: 0.95rem; text-transform: uppercase; }
.process-step p { margin-top: 6px; font-size: 0.85rem; color: var(--gray-700); }
.process-arrow {
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-200);
  display: none;
}
@media (min-width: 900px) {
  .process-arrow { display: block; }
}

/* partners */
.partners-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 14px;
}
.partner-logo {
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.78rem;
  text-align: center;
  color: var(--gray-500);
  padding: 8px;
  background: #fff;
}

/* CTA */
.cta {
  position: relative;
  color: #fff;
  overflow: hidden;
}
.cta .media { position: absolute; inset: 0; border-radius: 0; }
.cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(6,13,26,0.92), rgba(6,13,26,0.7));
}
.cta-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-inner h2 { font-size: 1.6rem; text-transform: uppercase; max-width: 560px; line-height: 1.3; }
.cta-inner p { margin-top: 10px; color: rgba(255,255,255,0.85); max-width: 480px; }

/* footer */
footer.site-footer {
  background: var(--navy-950);
  color: #cbd5e6;
  padding: 56px 0 24px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr 0.9fr;
  align-items: start;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-col h5 {
  color: #fff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a, .footer-col li { font-size: 0.9rem; color: #b6c1d6; }
.footer-col a:hover { color: #fff; }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
}
.footer-contact svg { flex: none; color: var(--blue-500); margin-top: 3px; }
.footer-contact-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  margin-top: 8px;
}
.footer-contact-row svg { flex: none; color: var(--blue-500); margin-top: 3px; }
.social-row { display: flex; gap: 10px; }
.social-row a {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.18);
  display: flex; align-items: center; justify-content: center;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
.social-row a:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.4);
}
.social-max, .social-vk, .social-instagram { border-color: transparent; }
.social-max img, .social-vk img, .social-instagram img {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: block;
}
.social-max:hover, .social-vk:hover, .social-instagram:hover { border-color: transparent; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 20px;
  font-size: 0.8rem;
  color: #7f8ea8;
}
/* ============== Service detail page ============== */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.breadcrumbs a { color: rgba(255,255,255,0.75); }
.breadcrumbs a:hover { color: #fff; }
.breadcrumbs span:last-child { color: #fff; font-weight: 600; }

.service-hero {
  position: relative;
  background: var(--navy-900);
  color: #fff;
  overflow: hidden;
  padding: 56px 0 60px;
  min-height: 320px;
  display: flex;
  align-items: flex-end;
}
.service-hero .media {
  position: absolute;
  inset: 0;
  border-radius: 0;
  z-index: 0;
}
.service-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(6,13,26,0.95) 0%, rgba(6,13,26,0.82) 45%, rgba(6,13,26,0.6) 75%, rgba(6,13,26,0.86) 100%);
  z-index: 1;
}
.service-hero .container {
  position: relative;
  z-index: 2;
  width: 100%;
}
.service-hero .eyebrow { color: #7fa8ff; }
.service-hero .eyebrow::before { background: #7fa8ff; }
.service-hero h1 {
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
  text-transform: uppercase;
  margin-top: 4px;
  color: #fff;
}
.service-lead {
  margin-top: 14px;
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  max-width: 640px;
}
/* Пока для направления нет реального фото — не перекрываем заголовок
   растянутой заглушкой, а показываем едва заметную подпись в углу. */
.service-hero .ph {
  align-items: flex-end;
  justify-content: flex-end;
  text-align: right;
  padding: 18px 26px;
  font-size: 0.72rem;
  line-height: 1.4;
  background: none;
  border: none;
  color: rgba(255,255,255,0.3);
}
.service-hero .ph b { color: rgba(255,255,255,0.4); font-size: 0.72rem; }

.service-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  align-items: start;
}
.service-main h2 {
  font-size: 1.25rem;
  text-transform: uppercase;
  margin-top: 40px;
  margin-bottom: 14px;
}
.service-main h2:first-child { margin-top: 0; }
.service-main p { color: var(--gray-700); line-height: 1.7; }
.stage-title {
  font-size: 1rem;
  text-transform: none;
  color: var(--navy-800);
  margin-top: 22px;
  margin-bottom: 10px;
}
.stage-title:first-of-type { margin-top: 4px; }
.capability-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 4px; }
.capability-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--gray-700);
  line-height: 1.5;
}
.capability-list svg { flex: none; color: var(--blue-600); margin-top: 3px; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.gallery-item { aspect-ratio: 4/3; }

.service-side {
  position: sticky;
  top: 92px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.service-card {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--gray-50);
}
.service-card h3 { font-size: 1.05rem; text-transform: uppercase; }
.service-card p { margin-top: 8px; font-size: 0.9rem; color: var(--gray-700); }
.service-card .btn { margin-top: 16px; }
.other-services { display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.other-services a { font-weight: 600; font-size: 0.92rem; color: var(--navy-800); }
.other-services a:hover { color: var(--blue-600); }

/* ============== Responsive ============== */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .industry-grid { grid-template-columns: repeat(3, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .partners-row { grid-template-columns: repeat(4, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .about-media { min-height: 200px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .service-side { position: static; }
}
@media (max-width: 860px) {
  nav.main-nav { display: none; }
  nav.main-nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    padding: 16px 24px;
    border-top: 1px solid var(--gray-200);
    box-shadow: 0 12px 24px rgba(16,24,40,0.12);
    gap: 14px;
    z-index: 40;
  }
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
  .header-row { gap: 12px; }
  .header-actions { gap: 10px; }
  .header-actions .btn { padding: 9px 14px !important; font-size: 0.82rem; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-side { text-align: left; border-right: none; border-left: 3px solid var(--blue-500); padding-left: 18px; padding-right: 0; }
  .prod-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .cards-grid { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .partners-row { grid-template-columns: repeat(3, 1fr); }
  .quick-strip .container { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
  .quick-item {
    flex: none;
    padding: 12px 14px;
    font-size: 0.72rem;
    gap: 8px;
    border-right: 1px solid rgba(255,255,255,0.08);
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .quick-item svg { width: 16px; height: 16px; }
  .quick-item:nth-child(2n) { border-right: none; }
  .quick-item:nth-last-child(-n+2) { border-bottom: none; }
  .footer-top { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .topbar { text-align: center; }
  .gallery-grid { grid-template-columns: 1fr; }
  .header-actions .btn { padding: 8px 10px !important; }
  .header-actions .btn svg { display: none; }
}
@media (max-width: 400px) {
  .header-actions .btn { display: none; }
}

/* ============== Lightbox (увеличение фото по клику) ============== */
.media.zoomable > img {
  cursor: zoom-in;
  transition: transform 0.25s ease, filter 0.25s ease;
}
.media.zoomable::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(6,13,26,0) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none'%3E%3Ccircle cx='11' cy='11' r='7' stroke='white' stroke-width='2'/%3E%3Cpath d='M21 21l-4.3-4.3' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3Cpath d='M11 8v6M8 11h6' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center / 36px;
  opacity: 0;
  transition: opacity 0.2s ease, background-color 0.2s ease;
  pointer-events: none;
}
.media.zoomable:hover::after {
  opacity: 1;
  background-color: rgba(6,13,26,0.28);
}
.media.zoomable:hover > img {
  transform: scale(1.035);
}

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(4,8,16,0.92);
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  flex-direction: column;
  gap: 14px;
}
.lightbox.is-open { display: flex; }
.lightbox-img {
  max-width: min(1200px, 92vw);
  max-height: 82vh;
  width: auto;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  object-fit: contain;
}
.lightbox-caption {
  color: rgba(255,255,255,0.82);
  font-size: 0.92rem;
  text-align: center;
  max-width: 800px;
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.06);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.lightbox-close:hover { background: rgba(255,255,255,0.16); border-color: #fff; }
@media (max-width: 640px) {
  .lightbox-close { top: 12px; right: 12px; width: 38px; height: 38px; }
  .lightbox { padding: 60px 16px 24px; }
}

/* ============== Каталог кабеленесущих систем (/catalog) ============== */
.catalog-hero {
  position: relative;
  background: var(--navy-900);
  color: #fff;
  overflow: hidden;
  padding: 48px 0 40px;
}
.catalog-hero .media {
  position: absolute;
  inset: 0;
  border-radius: 0;
  z-index: 0;
}
.catalog-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(6,13,26,0.95) 0%, rgba(6,13,26,0.82) 45%, rgba(6,13,26,0.6) 75%, rgba(6,13,26,0.86) 100%);
  z-index: 1;
}
.catalog-hero .container {
  position: relative;
  z-index: 2;
  width: 100%;
}
.catalog-hero .eyebrow { color: #7fa8ff; }
.catalog-hero .eyebrow::before { background: #7fa8ff; }
.catalog-hero h1 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  text-transform: uppercase;
  color: #fff;
  margin-top: 4px;
}

.catalog-section { padding: 48px 0 72px; }

.catalog-filters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: 8px;
}
.catalog-filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.catalog-chip {
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-700);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.15s ease;
}
.catalog-chip:hover { border-color: var(--blue-500); color: var(--blue-600); }
.catalog-chip.is-active { background: var(--blue-600); border-color: var(--blue-600); color: #fff; }
.catalog-filter-select {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--gray-700);
  font-weight: 600;
  white-space: nowrap;
}
.catalog-filter-select select {
  padding: 9px 12px;
  border-radius: 8px;
  border: 1px solid var(--gray-200);
  background: var(--white);
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--ink);
}
.catalog-count {
  color: var(--gray-500);
  font-size: 0.86rem;
  margin: 18px 0 24px;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.catalog-card {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--white);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}
.catalog-card[hidden] { display: none; }
.catalog-card-media { aspect-ratio: 4/3; border-radius: 0; }
.catalog-code {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
  background: rgba(6,13,26,0.72);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 5px 10px;
  border-radius: 6px;
}
.catalog-card-body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.catalog-category {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-600);
}
.catalog-card-body h3 { font-size: 1.08rem; text-transform: none; line-height: 1.3; }
.catalog-specs { display: flex; flex-direction: column; gap: 6px; margin: 4px 0 6px; }
.catalog-specs li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.86rem;
  color: var(--gray-700);
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--gray-200);
}
.catalog-specs li:last-child { border-bottom: none; padding-bottom: 0; }
.catalog-specs li b { color: var(--navy-800); font-weight: 700; text-align: right; }

.catalog-details { margin-top: auto; }
.catalog-details summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--blue-600);
  padding: 4px 0;
  list-style: none;
}
.catalog-details summary::-webkit-details-marker { display: none; }
.catalog-details summary::before {
  content: "▸ ";
  display: inline-block;
  transition: transform 0.15s ease;
}
.catalog-details[open] summary::before { transform: rotate(90deg); }
.catalog-table-wrap { overflow-x: auto; margin-top: 12px; }
.catalog-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; white-space: nowrap; }
.catalog-table th, .catalog-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--gray-200); }
.catalog-table th { color: var(--gray-500); font-weight: 600; text-transform: uppercase; font-size: 0.68rem; letter-spacing: 0.04em; }
.catalog-table td { color: var(--gray-700); white-space: normal; }
.catalog-table--simple { white-space: normal; }
.catalog-table--simple td, .catalog-table--simple th { white-space: nowrap; }

.catalog-empty {
  text-align: center;
  color: var(--gray-500);
  padding: 48px 0;
  font-size: 0.95rem;
}

@media (max-width: 1024px) {
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .catalog-grid { grid-template-columns: 1fr; }
  .catalog-filters { flex-direction: column; align-items: flex-start; }
}

/* ===== Интерактивные точки на фото узла оборудования (hotspot) ===== */
.hotspot-row {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin: 28px 0 8px;
}
.hotspot-photo {
  position: relative;
  flex: 1 1 260px;
  max-width: 340px;
  margin: 0;
  line-height: 0;
}
.hotspot-photo img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.hotspot-dot {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--blue-600);
  border: 2px solid #fff;
  padding: 0;
  cursor: pointer;
  box-shadow: 0 0 0 0 rgba(27, 95, 224, 0.55);
  animation: hotspot-pulse 2.2s infinite;
  z-index: 2;
}
.hotspot-dot:hover,
.hotspot-dot:focus-visible,
.hotspot-dot.is-active {
  animation-play-state: paused;
}
@keyframes hotspot-pulse {
  0% { box-shadow: 0 0 0 0 rgba(27, 95, 224, 0.55); }
  70% { box-shadow: 0 0 0 14px rgba(27, 95, 224, 0); }
  100% { box-shadow: 0 0 0 0 rgba(27, 95, 224, 0); }
}
.hotspot-tooltip {
  position: absolute;
  top: 50%;
  width: 220px;
  background: var(--navy-900);
  color: var(--white);
  font-size: 12.5px;
  line-height: 1.5;
  padding: 12px 14px;
  border-radius: 8px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 5;
}
.hotspot-tooltip b {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-head);
  font-size: 13px;
}
/* по умолчанию (пока JS не посчитал сторону, или если он не сработал) —
   безопасный вариант сверху точки, как раньше */
.hotspot-tooltip {
  left: 50%;
  bottom: calc(100% + 26px);
  transform: translateX(-50%) translateY(6px);
}
.hotspot-tooltip::after {
  /* хвост-выноска, соединяющий подсказку с точкой */
  content: "";
  position: absolute;
  left: 50%;
  top: 100%;
  width: 2px;
  height: 20px;
  background: var(--navy-900);
  transform: translateX(-50%);
}
/* выноска открывается вбок — влево или вправо от точки, к тому краю фото,
   где реально есть место (считает main.js по факту доступного пространства
   в момент открытия — как на референсе, точки слева открываются влево,
   справа — вправо, но без обрезания по краю экрана) */
.hotspot-tooltip.side-left {
  left: auto;
  right: calc(100% + 26px);
  top: 50%;
  bottom: auto;
  transform: translateY(-50%) translateX(6px);
}
.hotspot-tooltip.side-right {
  left: calc(100% + 26px);
  right: auto;
  top: 50%;
  bottom: auto;
  transform: translateY(-50%) translateX(-6px);
}
.hotspot-tooltip.side-left::after {
  left: 100%;
  top: 50%;
  bottom: auto;
  width: 26px;
  height: 2px;
  transform: translateY(-50%);
}
.hotspot-tooltip.side-right::after {
  left: auto;
  right: 100%;
  top: 50%;
  bottom: auto;
  width: 26px;
  height: 2px;
  transform: translateY(-50%);
}
.hotspot-dot:hover .hotspot-tooltip,
.hotspot-dot:focus-visible .hotspot-tooltip,
.hotspot-dot.is-active .hotspot-tooltip {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.hotspot-dot:hover .hotspot-tooltip.side-left,
.hotspot-dot:focus-visible .hotspot-tooltip.side-left,
.hotspot-dot.is-active .hotspot-tooltip.side-left,
.hotspot-dot:hover .hotspot-tooltip.side-right,
.hotspot-dot:focus-visible .hotspot-tooltip.side-right,
.hotspot-dot.is-active .hotspot-tooltip.side-right {
  transform: translateY(-50%) translateX(0);
}
@media (max-width: 640px) {
  .hotspot-photo { max-width: 320px; }
  .hotspot-tooltip { width: 170px; font-size: 12px; }
}