/* ==========================================================================
   Бетонный завод в Терновке (г. Пенза) — style.css
   Строгий современный строительный стиль
   Цвета: Графитовый (#22252a), Оранжевый (#ff6b00), Белый (#ffffff), Серый (#f4f6f8)
   ========================================================================== */

:root {
  --color-primary: #ff6b00;
  --color-primary-hover: #e65c00;
  --color-primary-light: #fff3eb;
  --color-primary-glow: rgba(255, 107, 0, 0.25);
  
  --color-graphite: #22252a;
  --color-graphite-dark: #191b1f;
  --color-graphite-light: #2d3137;
  --color-graphite-border: #383e47;

  --color-text-main: #1e293b;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-white: #ffffff;

  --color-bg-page: #f8fafc;
  --color-bg-card: #ffffff;
  --color-bg-alt: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;

  --color-success: #10b981;
  --color-info: #0284c7;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.12), 0 8px 10px -6px rgba(0, 0, 0, 0.08);

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --container-width: 1200px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* ----------------- Reset & Base ----------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  color: var(--color-text-main);
  background-color: var(--color-bg-page);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
}

/* ----------------- Layout & Helpers ----------------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section {
  padding: 64px 0;
}

.section-alt {
  background-color: var(--color-bg-alt);
}

.section-dark {
  background-color: var(--color-graphite);
  color: var(--color-white);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 48px;
}

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
  border: 1px solid rgba(255, 107, 0, 0.2);
}

.section-dark .section-tag {
  background-color: rgba(255, 107, 0, 0.15);
  border-color: rgba(255, 107, 0, 0.35);
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-graphite);
  margin-bottom: 14px;
}

.section-dark .section-title {
  color: var(--color-white);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

.section-dark .section-subtitle {
  color: var(--color-text-light);
}

/* ----------------- Buttons ----------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 12px var(--color-primary-glow);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(255, 107, 0, 0.35);
}

.btn-secondary {
  background-color: var(--color-graphite);
  color: var(--color-white);
}

.btn-secondary:hover {
  background-color: var(--color-graphite-light);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-outline-white {
  background-color: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-white);
}

.btn-outline-white:hover {
  border-color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.9rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.1rem;
}

/* ----------------- Header ----------------- */
.header {
  background-color: var(--color-graphite);
  color: var(--color-white);
  border-bottom: 3px solid var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-lg);
}

.header-top {
  background-color: var(--color-graphite-dark);
  font-size: 0.85rem;
  color: var(--color-text-light);
  padding: 6px 0;
  border-bottom: 1px solid var(--color-graphite-border);
}

.header-top-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.header-top-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.header-top-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-primary);
}

.header-main-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #d45100 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  box-shadow: 0 4px 10px var(--color-primary-glow);
}

.brand-icon svg {
  width: 26px;
  height: 26px;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-white);
  line-height: 1.1;
  text-transform: uppercase;
}

.brand-title span {
  color: var(--color-primary);
}

.brand-subtitle {
  font-size: 0.75rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 3px;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  color: #e2e8f0;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-white);
  background-color: var(--color-graphite-light);
}

.nav-link.active {
  color: var(--color-primary);
}

.header-contacts {
  display: flex;
  align-items: center;
  gap: 16px;
}

.phone-block {
  text-align: right;
}

.phone-link {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--color-primary);
  display: block;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.phone-link:hover {
  color: var(--color-white);
}

.phone-caption {
  font-size: 0.75rem;
  color: var(--color-text-light);
}

/* Mobile Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-white);
  padding: 8px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
}

/* ----------------- Hero Section with Subtle Concrete Vibe ----------------- */
.hero {
  position: relative;
  background-color: var(--color-graphite);
  color: var(--color-white);
  padding: 72px 0 84px;
  overflow: hidden;
  /* Тонкая текстура бетона / шума через радиальный и линейный градиенты */
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(255, 107, 0, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.04) 0%, transparent 50%),
    linear-gradient(135deg, #1c1f24 0%, #252930 50%, #1f2227 100%);
}

.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  opacity: 0.04;
  background-image: repeating-linear-gradient(45deg, #fff 0, #fff 1px, transparent 0, transparent 50px);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(255, 107, 0, 0.15);
  color: var(--color-primary);
  border: 1px solid rgba(255, 107, 0, 0.4);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-title span {
  color: var(--color-primary);
}

.hero-desc {
  font-size: 1.15rem;
  color: #cbd5e1;
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 600px;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 36px;
  width: 100%;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #f1f5f9;
}

.hero-feature-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* Hero Quick Order Card */
.hero-card {
  background: rgba(34, 37, 42, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-graphite-border);
  border-top: 4px solid var(--color-primary);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.hero-card-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--color-white);
}

.hero-card-subtitle {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 24px;
}

/* ----------------- Quick Form Styles ----------------- */
.order-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #e2e8f0;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  background-color: var(--color-graphite-dark);
  border: 1px solid var(--color-graphite-border);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-control option {
  background-color: var(--color-graphite-dark);
  color: var(--color-white);
}

.form-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.4;
}

/* ----------------- Breadcrumbs ----------------- */
.breadcrumbs {
  background-color: var(--color-bg-alt);
  padding: 12px 0;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--color-border);
}

.breadcrumbs-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.breadcrumbs-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
}

.breadcrumbs-item::after {
  content: "/";
  color: var(--color-border-dark);
}

.breadcrumbs-item:last-child::after {
  content: "";
}

.breadcrumbs-item a {
  color: var(--color-text-muted);
}

.breadcrumbs-item a:hover {
  color: var(--color-primary);
}

.breadcrumbs-item.active {
  color: var(--color-graphite);
  font-weight: 600;
}

/* ----------------- Products Catalog Grid ----------------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.product-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.product-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.product-image-wrap {
  position: relative;
  height: 200px;
  background-color: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.product-image-wrap img {
  max-height: 160px;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

.product-card:hover .product-image-wrap img {
  transform: scale(1.05);
}

.product-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-graphite);
  margin-bottom: 10px;
  line-height: 1.25;
}

.product-title a:hover {
  color: var(--color-primary);
}

.product-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 18px;
  flex-grow: 1;
}

.product-specs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
  padding: 12px 14px;
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.product-spec-row {
  display: flex;
  justify-content: space-between;
}

.product-spec-label {
  color: var(--color-text-muted);
}

.product-spec-value {
  font-weight: 700;
  color: var(--color-graphite);
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.product-price {
  display: flex;
  flex-direction: column;
}

.product-price-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.product-price-value {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1.1;
}

.product-price-value span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

/* ----------------- Responsive Tables ----------------- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 24px 0;
  background-color: var(--color-bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
  min-width: 600px;
}

.data-table thead th {
  background-color: var(--color-graphite);
  color: var(--color-white);
  padding: 16px 20px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.data-table thead th.text-center {
  text-align: center;
}

.data-table thead th.text-right {
  text-align: right;
}

.data-table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
}

.data-table tbody tr:nth-child(even) {
  background-color: #fafbfc;
}

.data-table tbody tr:hover {
  background-color: var(--color-primary-light);
}

.data-table tbody td {
  padding: 14px 20px;
  vertical-align: middle;
}

.data-table tbody td.text-center {
  text-align: center;
}

.data-table tbody td.text-right {
  text-align: right;
}

.data-table .item-name {
  font-weight: 700;
  color: var(--color-graphite);
}

.data-table .item-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: block;
}

.data-table .item-price {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-primary);
  white-space: nowrap;
}

.table-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background-color: #e2e8f0;
  color: #334155;
}

.table-badge-primary {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid rgba(255, 107, 0, 0.2);
}

/* ----------------- Content / Text Formatting ----------------- */
.content-block {
  background-color: var(--color-bg-card);
  padding: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  margin-bottom: 32px;
}

.content-block h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-graphite);
  margin-bottom: 18px;
  line-height: 1.3;
}

.content-block h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-graphite);
  margin: 24px 0 12px;
}

.content-block p {
  margin-bottom: 16px;
  color: var(--color-text-main);
  line-height: 1.7;
}

.content-block ul {
  list-style: disc;
  margin-left: 24px;
  margin-bottom: 20px;
}

.content-block ul li {
  margin-bottom: 8px;
  line-height: 1.6;
}

.highlight-box {
  background-color: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  padding: 18px 24px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 24px 0;
}

.highlight-box p {
  margin-bottom: 0;
  font-weight: 600;
  color: #8c3b00;
}

/* ----------------- Features & Advantages Grid ----------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.feature-box {
  background-color: var(--color-bg-card);
  padding: 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.feature-box:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-icon svg {
  width: 28px;
  height: 28px;
}

.feature-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-graphite);
  margin-bottom: 8px;
}

.feature-text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ----------------- Delivery Info Block ----------------- */
.delivery-card {
  background: linear-gradient(135deg, var(--color-graphite) 0%, var(--color-graphite-dark) 100%);
  color: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  border-left: 6px solid var(--color-primary);
  margin: 40px 0;
}

.delivery-card h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--color-white);
}

.delivery-terms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.delivery-term-item {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px;
  border-radius: var(--radius-sm);
}

.delivery-term-title {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.delivery-term-desc {
  font-size: 0.88rem;
  color: #cbd5e1;
}

/* ----------------- Interactive Calculator ----------------- */
.calc-card {
  background-color: var(--color-bg-card);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
}

.calc-result-box {
  background-color: var(--color-graphite);
  color: var(--color-white);
  padding: 28px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top: 4px solid var(--color-primary);
}

.calc-total-label {
  font-size: 0.9rem;
  color: var(--color-text-light);
  text-transform: uppercase;
}

.calc-total-price {
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--color-primary);
  margin: 8px 0 16px;
}

/* ----------------- Contacts Page & Map ----------------- */
.contacts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 22px;
  height: 22px;
}

.contact-detail-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.contact-detail-val {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-graphite);
}

.contact-detail-val a:hover {
  color: var(--color-primary);
}

.map-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  min-height: 400px;
  background-color: #e2e8f0;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  min-height: 400px;
  border: 0;
  display: block;
}

/* ----------------- Footer ----------------- */
.footer {
  background-color: var(--color-graphite);
  color: var(--color-white);
  border-top: 4px solid var(--color-primary);
  padding-top: 56px;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--color-graphite-border);
}

.footer-about {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-desc {
  font-size: 0.9rem;
  color: #94a3b8;
  line-height: 1.6;
}

.footer-col-title {
  font-size: 1.1rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  color: var(--color-white);
  position: relative;
  padding-bottom: 8px;
}

.footer-col-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: #cbd5e1;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-link:hover {
  color: var(--color-primary);
  transform: translateX(4px);
}

.footer-bottom {
  padding: 24px 0;
  font-size: 0.85rem;
  color: #64748b;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* ----------------- Floating Mobile Call Button ----------------- */
.mobile-call-btn {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;
  width: 56px;
  height: 56px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  box-shadow: 0 4px 16px rgba(255, 107, 0, 0.4);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  animation: pulse-call 2.5s infinite;
}

.mobile-call-btn svg {
  width: 28px;
  height: 28px;
}

@keyframes pulse-call {
  0% { box-shadow: 0 0 0 0 rgba(255, 107, 0, 0.6); }
  70% { box-shadow: 0 0 0 14px rgba(255, 107, 0, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 107, 0, 0); }
}

/* ----------------- Responsive Media Queries ----------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-card {
    max-width: 550px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .contacts-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .header-top {
    display: none;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-graphite);
    flex-direction: column;
    padding: 16px 20px;
    border-top: 1px solid var(--color-graphite-border);
    box-shadow: var(--shadow-xl);
    gap: 4px;
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-link {
    width: 100%;
    padding: 10px 14px;
  }
  .menu-toggle {
    display: block;
  }
  .header-contacts .btn {
    display: none;
  }
  .mobile-call-btn {
    display: flex;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 2.1rem;
  }
  .hero-features {
    grid-template-columns: 1fr;
  }
  .section {
    padding: 44px 0;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .content-block {
    padding: 20px;
  }
  .delivery-card {
    padding: 24px;
  }
  .products-grid {
    grid-template-columns: 1fr;
  }
}

/* ----------------- Modal Window (Всплывающее окно заказа) ----------------- */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 17, 21, 0.75);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-window {
  width: 100%;
  max-width: 500px;
  background: var(--color-graphite);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-graphite-border);
  border-top: 4px solid var(--color-primary);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  padding: 32px;
  position: relative;
  transform: translateY(20px) scale(0.96);
  transition: transform var(--transition-normal);
}

.modal-backdrop.active .modal-window {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: var(--color-graphite-light);
  border: 1px solid var(--color-graphite-border);
  color: #cbd5e1;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: rotate(90deg);
}

.modal-close svg {
  width: 18px;
  height: 18px;
}

.modal-header {
  margin-bottom: 20px;
}

.modal-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.25;
  margin-bottom: 6px;
}

.modal-subtitle {
  font-size: 0.88rem;
  color: #94a3b8;
}

.modal-product-badge {
  display: inline-block;
  background-color: var(--color-primary-light);
  color: #8c3b00;
  border-left: 3px solid var(--color-primary);
  padding: 6px 12px;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: 10px;
  margin-bottom: 12px;
  word-break: break-word;
}

.form-status {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  line-height: 1.4;
  margin-top: 12px;
  display: none;
}

.form-status.success {
  display: block;
  background-color: rgba(16, 185, 129, 0.15);
  border: 1px solid #10b981;
  color: #34d399;
}

.form-status.error {
  display: block;
  background-color: rgba(239, 68, 68, 0.15);
  border: 1px solid #ef4444;
  color: #f87171;
}

.btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.85;
}

.btn-loading::after {
  content: "";
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-left: 8px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ----------------- Print Styles ----------------- */
@media print {
  .header, .footer, .hero-actions, .mobile-call-btn, .btn {
    display: none !important;
  }
  body {
    background: #fff !important;
    color: #000 !important;
  }
  .container {
    max-width: 100% !important;
    padding: 0 !important;
  }
  .data-table {
    border: 1px solid #000 !important;
  }
  .data-table thead th {
    background-color: #eee !important;
    color: #000 !important;
    border: 1px solid #000 !important;
  }
  .data-table tbody td {
    border: 1px solid #000 !important;
  }
}