:root {
  --bg: #f7f9fb;
  --surface: #ffffff;
  --text: #16202a;
  --muted: #647282;
  --line: #dbe3ea;
  --primary: #0077a8;
  --primary-dark: #005b82;
  --accent: #2f8f5b;
  --danger: #b42318;
  --shadow: 0 16px 42px rgba(18, 32, 42, 0.11);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }

.topbar {
  display: flex;
  justify-content: flex-end;
  gap: 24px;
  padding: 8px clamp(16px, 4vw, 56px);
  background: #102938;
  color: #e8f3f8;
  font-size: 14px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.header-main {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 16px clamp(16px, 4vw, 56px);
}
.logo {
  font-weight: 800;
  font-size: 24px;
  letter-spacing: 0;
}
.logo span { color: var(--primary); }
.main-nav, .header-actions, .mobile-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}
.main-nav { justify-content: center; }
.main-nav a { color: #263746; }
.main-nav a:hover { color: var(--primary); }
.mega-panel {
  display: none;
  grid-template-columns: repeat(6, minmax(120px, 1fr));
  gap: 10px;
  padding: 18px clamp(16px, 4vw, 56px);
  border-top: 1px solid var(--line);
  background: var(--surface);
}
.site-header:hover .mega-panel { display: grid; }
.mega-panel a {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 14px;
}
.mega-panel span { color: var(--muted); }
.mobile-nav { display: none; padding: 0 16px 16px; flex-wrap: wrap; }
.menu-btn { display: none; }

.btn, .icon-btn {
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn {
  background: var(--primary);
  color: #fff;
  padding: 11px 18px;
  font-weight: 700;
}
.btn:hover { background: var(--primary-dark); }
.btn.secondary {
  background: #e8f2f6;
  color: var(--primary-dark);
}
.btn.small {
  min-height: 36px;
  padding: 8px 12px;
  font-size: 14px;
}
.icon-btn {
  position: relative;
  width: 42px;
  background: #eef4f7;
  color: #173244;
  font-weight: 700;
}
.icon-btn span {
  position: absolute;
  right: -5px;
  top: -5px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 9px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 520px);
  min-height: 620px;
  align-items: center;
  gap: 40px;
  padding: clamp(40px, 7vw, 96px) clamp(16px, 4vw, 56px) 54px;
  background: linear-gradient(120deg, #eaf3f8 0%, #fff 50%, #eef8f1 100%);
}
.hero h1, .page-hero h1 {
  font-size: clamp(38px, 5vw, 72px);
  line-height: 1.02;
  margin: 0 0 20px;
}
.hero p, .page-hero p { font-size: 20px; max-width: 760px; color: #394958; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.hero-media {
  aspect-ratio: 1 / .86;
  border-radius: 8px;
  overflow: hidden;
  background: #dcecf4;
  box-shadow: var(--shadow);
}
.hero-media img { width: 100%; height: 100%; object-fit: contain; padding: 26px; }
.page-hero {
  padding: clamp(38px, 6vw, 78px) clamp(16px, 4vw, 56px);
  background: #eaf3f8;
}
.eyebrow {
  color: var(--primary-dark);
  text-transform: uppercase;
  letter-spacing: 0;
  font-size: 13px;
  font-weight: 800;
}
.section {
  padding: clamp(36px, 5vw, 72px) clamp(16px, 4vw, 56px);
}
.muted-band { background: #edf3f0; }
.section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 22px;
}
h1, h2, h3 { line-height: 1.16; }
h2 { font-size: clamp(28px, 3vw, 42px); margin: 0 0 18px; }

.product-grid, .news-grid, .category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.product-grid.compact { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.product-card, .news-card, .contact-box, .admin-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.product-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
}
.product-image {
  position: relative;
  aspect-ratio: 1 / .78;
  background: #eef4f7;
  display: grid;
  place-items: center;
}
.product-image img { width: 100%; height: 100%; object-fit: contain; padding: 16px; }
.image-fallback { color: var(--muted); font-weight: 800; }
.badges {
  position: absolute;
  left: 10px;
  top: 10px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.badge {
  background: #142d3d;
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  border-radius: 5px;
  padding: 4px 7px;
}
.product-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.product-body h3, .news-card h3 { margin: 0; font-size: 18px; }
.product-body p, .news-card p { margin: 0; color: var(--muted); }
.product-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
}
.product-meta span { color: var(--accent); font-size: 14px; }
.card-actions, .summary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.card-actions .btn { flex: 1; min-width: 105px; }

.category-tile {
  min-height: 94px;
  padding: 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
.category-tile b { color: var(--primary); }
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.steps div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}
.steps b {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 18px;
  background: var(--primary);
  color: #fff;
  margin-bottom: 12px;
}
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 30px;
  align-items: start;
}
.ratings { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.ratings span {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  font-weight: 700;
}
.contact-box { padding: 22px; }
.field {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
}
textarea.field { min-height: 94px; resize: vertical; }
textarea.big { min-height: 360px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.lead-form { display: grid; gap: 12px; }
.check { display: flex; gap: 8px; align-items: flex-start; color: var(--muted); font-size: 14px; }
.form-status { min-height: 20px; color: var(--primary-dark); margin: 0; }

.catalog-layout {
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
  gap: 22px;
  padding: 28px clamp(16px, 4vw, 56px) 72px;
}
.filters {
  position: sticky;
  top: 116px;
  align-self: start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  display: grid;
  gap: 12px;
}
.filters h2 { font-size: 22px; margin: 0; }
.price-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.category-list { display: grid; gap: 6px; max-height: 390px; overflow: auto; }
.category-list a {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 8px;
  border-radius: 6px;
  color: #304353;
}
.category-list a.active, .category-list a:hover { background: #e8f2f6; color: var(--primary-dark); }
.catalog-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.seo-text {
  max-width: 980px;
  margin: 0 auto;
}

.product-detail {
  display: grid;
  grid-template-columns: minmax(320px, 560px) minmax(0, 1fr);
  gap: 34px;
  padding: clamp(28px, 5vw, 70px) clamp(16px, 4vw, 56px);
  background: #fff;
}
.main-image {
  aspect-ratio: 1 / .82;
  background: #eef4f7;
  border-radius: 8px;
  display: grid;
  place-items: center;
  cursor: zoom-in;
}
.main-image img { width: 100%; height: 100%; object-fit: contain; padding: 20px; }
.thumbs { display: flex; gap: 10px; margin-top: 12px; overflow-x: auto; }
.thumb {
  width: 74px;
  height: 62px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  padding: 4px;
  cursor: pointer;
}
.thumb.active { border-color: var(--primary); }
.thumb img { width: 100%; height: 100%; object-fit: contain; }
.product-summary h1 { font-size: clamp(32px, 4vw, 54px); margin: 8px 0 16px; }
.price { display: block; font-size: 30px; margin: 18px 0; }
.breadcrumbs { color: var(--muted); font-size: 14px; }
.share { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 18px; }
.share a {
  padding: 8px 10px;
  background: #eef4f7;
  border-radius: 6px;
}
.tabs, .lease { background: #fff; }
.tab-buttons { display: flex; gap: 8px; flex-wrap: wrap; border-bottom: 1px solid var(--line); margin-bottom: 20px; }
.tab-buttons button {
  border: 0;
  background: transparent;
  padding: 12px;
  cursor: pointer;
  border-bottom: 3px solid transparent;
}
.tab-buttons button.active { border-bottom-color: var(--primary); color: var(--primary-dark); }
.tab-panel { display: none; max-width: 1000px; }
.tab-panel.active { display: block; }
.content a, .tab-panel a { color: var(--primary-dark); text-decoration: underline; }
.tab-panel table { border-collapse: collapse; width: 100%; margin-top: 18px; }
.tab-panel th, .tab-panel td { border: 1px solid var(--line); padding: 10px; text-align: left; }
.doc-list { display: grid; gap: 8px; }
.lease-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
  align-items: end;
}

.news-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.news-card { overflow: hidden; }
.news-image {
  aspect-ratio: 16 / 9;
  background: #e8f2f6;
  display: block;
}
.news-image img { width: 100%; height: 100%; object-fit: cover; }
.news-card div { padding: 16px; }
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.pill {
  border: 1px solid #111;
  background: #fff;
  border-radius: 999px;
  padding: 9px 14px;
  cursor: pointer;
}
.pill.active { background: #111; color: #fff; }
.article {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(32px, 5vw, 72px) 16px;
  background: #fff;
}
.article h1 { font-size: clamp(34px, 5vw, 60px); }
.article-cover {
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  background: #eef4f7;
  border-radius: 8px;
  margin: 24px 0;
}
.content { font-size: 18px; }
.content img, .content figure img {
  width: 100%;
  max-height: 640px;
  object-fit: contain;
  background: #eef4f7;
  border-radius: 8px;
}
.reactions, .comments {
  border-top: 1px solid var(--line);
  margin-top: 26px;
  padding-top: 18px;
}
.reactions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.reactions button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 6px;
  padding: 8px 10px;
  cursor: pointer;
}
.map iframe {
  width: 100%;
  min-height: 420px;
  border: 0;
  border-radius: 8px;
}

.search-modal, .cart-modal, .lead-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(8, 22, 32, .54);
  display: grid;
  place-items: start center;
  padding: 50px 16px;
}
[hidden] { display: none !important; }
.modal-panel {
  width: min(680px, 100%);
  max-height: calc(100vh - 90px);
  overflow: auto;
  background: #fff;
  border-radius: 8px;
  padding: 22px;
  box-shadow: var(--shadow);
}
.modal-panel.wide { width: min(940px, 100%); }
.modal-close { float: right; }
.cookie {
  position: fixed;
  left: 16px;
  bottom: 16px;
  z-index: 90;
  display: flex;
  gap: 12px;
  align-items: center;
  max-width: 440px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  box-shadow: var(--shadow);
}

.site-footer {
  background: #102938;
  color: #eaf3f8;
  padding: 44px clamp(16px, 4vw, 56px) 20px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 28px;
}
.footer-grid div { display: grid; align-content: start; gap: 8px; }
.footer-grid h3 { margin: 0 0 8px; }
.footer-grid p { margin: 0; color: #bdd0da; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.18); margin-top: 28px; padding-top: 18px; color: #bdd0da; }
.footer-logo { color: #fff; }

.admin-login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
}
.admin { padding: 24px; }
.admin header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}
.admin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.admin-card { padding: 20px; overflow: auto; }
.admin-card.wide { grid-column: 1 / -1; }
.admin-card.edit { max-width: 920px; display: grid; gap: 14px; }
.inline-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}
table { width: 100%; border-collapse: collapse; }
td, th { border-bottom: 1px solid var(--line); padding: 8px; vertical-align: top; }
.error { color: var(--danger); }

@media (max-width: 1120px) {
  .product-grid, .product-grid.compact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .news-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mega-panel { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .topbar { display: none; }
  .header-main { grid-template-columns: auto auto; }
  .main-nav { display: none; }
  .header-actions { justify-content: end; gap: 8px; }
  .header-actions .btn.small { display: none; }
  .menu-btn { display: inline-flex; }
  .mobile-nav.open { display: flex; }
  .site-header:hover .mega-panel { display: none; }
  .hero, .product-detail, .split, .catalog-layout {
    grid-template-columns: 1fr;
  }
  .hero { min-height: auto; }
  .hero-media { order: -1; }
  .filters { position: static; }
  .steps, .footer-grid, .admin-grid { grid-template-columns: 1fr; }
  .admin-card.wide { grid-column: auto; }
  .lease-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .product-grid, .product-grid.compact, .news-grid, .category-grid {
    grid-template-columns: 1fr;
  }
  .hero h1, .page-hero h1 { font-size: 38px; }
  .hero p, .page-hero p { font-size: 17px; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .lease-grid, .price-row { grid-template-columns: 1fr; }
  .cookie { right: 16px; max-width: none; }
}