/* ========================================
CUTWELD - Техно-индустриальный 3D стиль
Цвета: оранжевый (#FF6B35), циан (#00C8FF), белый (#FFFFFF)
======================================== */

:root {
  --primary-orange: #FF6B35;
  --primary-orange-dark: #E55A2B;
  --primary-cyan: #00C8FF;
  --primary-cyan-dark: #00A8D8;
  --secondary-blue: #0A2540;
  --secondary-blue-light: #1A3A55;
  --accent-teal: #00C9B1;
  --light-bg: #F8F9FA;
  --dark-text: #0A2540;
  --medium-text: #4A5568;
  --light-text: #718096;
  --white: #FFFFFF;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 6px 25px rgba(0, 0, 0, 0.12);
  --border-radius: 12px;
  --transition: all 0.3s ease;
}

/* === Глобальные стили === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Montserrat', sans-serif;
  color: var(--dark-text);
  line-height: 1.6;
  background-color: var(--white);
  overflow-x: hidden;
  position: relative;
}

/* === Фон с техно-элементами === */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 10% 20%, rgba(255, 107, 53, 0.03) 0%, transparent 20%),
    radial-gradient(circle at 90% 80%, rgba(0, 200, 255, 0.03) 0%, transparent 20%),
    linear-gradient(135deg, rgba(10, 37, 64, 0.02) 0%, rgba(10, 37, 64, 0.05) 100%);
  z-index: -1;
}

/* === Оранжевые иконки контактов === */
.fa, .fa-phone, .fa-phone-alt, .fa-envelope, .fa-map-marker, .fa-map-marker-alt,
.fa-info-circle, .fa-search, .fa-shopping-cart, .fa-heart, .fa-balance-scale,
.contact-d__icon, .fas.fa-envelope, .fas.fa-phone, .fas.fa-map-marker-alt {
  color: var(--primary-orange) !important;
}

/* === Кнопки === */
.btn, .button, input[type="submit"], .btn-primary, .button-d {
  background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-orange-dark) 100%) !important;
  border: none !important;
  color: var(--white) !important;
  border-radius: 50px !important;
  padding: 16px 45px !important;
  font-weight: 700 !important;
  font-family: 'Montserrat', sans-serif !important;
  transition: var(--transition) !important;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4) !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
  position: relative !important;
  overflow: hidden !important;
}

.btn:hover, .button:hover, input[type="submit"]:hover, .button-d:hover {
  transform: translateY(-3px) !important;
  box-shadow: 0 8px 30px rgba(255, 107, 53, 0.6) !important;
}

.btn::after, .button::after, .button-d::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

.btn:hover::after, .button:hover::after, .button-d:hover::after {
  left: 100%;
}

/* === Циановые кнопки (альтернативные) === */
.btn-cyan, .button-cyan {
  background: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-cyan-dark) 100%) !important;
  box-shadow: 0 4px 15px rgba(0, 200, 255, 0.4) !important;
}

.btn-cyan:hover, .button-cyan:hover {
  box-shadow: 0 8px 30px rgba(0, 200, 255, 0.6) !important;
}

/* === Ссылки === */
a {
  color: var(--primary-orange);
  transition: var(--transition);
  text-decoration: none;
  position: relative;
}

a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-orange) 0%, var(--primary-cyan) 100%);
  transition: var(--transition);
}

a:hover {
  color: var(--primary-orange-dark);
}

a:hover::after {
  width: 100%;
}

/* === Заголовки === */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif !important;
  font-weight: 800 !important;
  line-height: 1.2 !important;
  position: relative;
}

h1 { font-size: 3.5rem !important; }
h2 { font-size: 2.5rem !important; }
h3 { font-size: 2rem !important; }
h4 { font-size: 1.5rem !important; }
h5 { font-size: 1.25rem !important; }
h6 { font-size: 1rem !important; }

/* === Заголовки секций с градиентом === */
.section-title, .block-title, .title {
  display: inline-block;
  margin-bottom: 2rem;
  background: linear-gradient(90deg, var(--primary-orange) 0%, var(--primary-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

.section-title::after, .block-title::after, .title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-orange) 0%, var(--primary-cyan) 100%);
  border-radius: 2px;
}

/* === Карточки товаров === */
.product, .catalog-item, .item, .shop_item, .bs_item {
  background: var(--white) !important;
  border-radius: var(--border-radius) !important;
  overflow: hidden !important;
  box-shadow: var(--shadow) !important;
  transition: var(--transition) !important;
  position: relative !important;
  border: 1px solid rgba(10, 37, 64, 0.1) !important;
}

.product::before, .catalog-item::before, .item::before, .shop_item::before, .bs_item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-orange) 0%, var(--primary-cyan) 100%);
  opacity: 0;
  transition: var(--transition);
}

.product:hover, .catalog-item:hover, .item:hover, .shop_item:hover, .bs_item:hover {
  transform: translateY(-8px) !important;
  box-shadow: var(--shadow-hover) !important;
}

.product:hover::before, .catalog-item:hover::before, .item:hover::before, .shop_item:hover::before, .bs_item:hover::before {
  opacity: 1;
}

/* === Изображения товаров === */
.product-image, .catalog-item-image, .item-image {
  width: 100% !important;
  height: 220px !important;
  object-fit: cover !important;
  transition: var(--transition) !important;
}

.product:hover .product-image,
.catalog-item:hover .catalog-item-image,
.item:hover .item-image {
  transform: scale(1.05) !important;
}

/* === Теги товаров === */
.product-tag, .catalog-tag, .item-tag {
  position: absolute !important;
  top: 15px !important;
  right: 15px !important;
  background: rgba(255, 107, 53, 0.15) !important;
  color: var(--primary-orange) !important;
  padding: 5px 15px !important;
  border-radius: 20px !important;
  font-weight: 700 !important;
  font-size: 14px !important;
  backdrop-filter: blur(10px) !important;
}

/* === Шапка сайта === */
.page-d__hboard, .hboard-d {
  background: var(--white) !important;
  box-shadow: var(--shadow) !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 1000 !important;
  padding: 1rem 0 !important;
}

/* === Логотип с градиентом === */
.logo-d {
  width: 180px !important;
  height: 60px !important;
  background: linear-gradient(135deg, var(--primary-orange) 0%, var(--secondary-blue) 100%) !important;
  border-radius: 8px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin-right: 1rem !important;
  position: relative !important;
  overflow: hidden !important;
}

.logo-d::before {
  content: "CUTWELD" !important;
  color: white !important;
  font-weight: 800 !important;
  font-size: 24px !important;
  letter-spacing: -0.5px !important;
  font-family: 'Montserrat', sans-serif !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3) !important;
}

/* === Топ-панель === */
.page-d__hpanel {
  background: var(--secondary-blue) !important;
  color: var(--white) !important;
  padding: 0.5rem 0 !important;
  font-size: 14px !important;
}

/* === Главное меню навигации === */
.page-d__nav_main {
  background: linear-gradient(90deg, var(--secondary-blue) 0%, var(--secondary-blue-light) 100%) !important;
  padding: 0 !important;
}

.nav-d_main .link-d {
  color: rgba(255, 255, 255, 0.9) !important;
  text-decoration: none !important;
  display: block !important;
  padding: 18px 25px !important;
  font-weight: 600 !important;
  font-size: 16px !important;
  font-family: 'Montserrat', sans-serif !important;
  transition: var(--transition) !important;
  position: relative !important;
}

.nav-d_main .link-d:hover {
  color: var(--white) !important;
  background-color: rgba(255, 255, 255, 0.1) !important;
}

.nav-d_main .link-d::after {
  content: '' !important;
  position: absolute !important;
  bottom: 0 !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
  width: 0 !important;
  height: 3px !important;
  background: linear-gradient(90deg, var(--primary-orange) 0%, var(--primary-cyan) 100%) !important;
  transition: var(--transition) !important;
}

.nav-d_main .link-d:hover::after {
  width: 70% !important;
}

/* === Поиск === */
.search-d__field input {
  width: 100% !important;
  padding: 14px 20px 14px 50px !important;
  border: 2px solid rgba(10, 37, 64, 0.15) !important;
  border-radius: 50px !important;
  font-family: 'Montserrat', sans-serif !important;
  font-size: 16px !important;
  transition: var(--transition) !important;
  background: var(--white) !important;
}

.search-d__field input:focus {
  border-color: var(--primary-orange) !important;
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.15) !important;
  outline: none !important;
}

.search-d__button {
  position: absolute !important;
  left: 15px !important;
  top: 50% !important;
  transform: translateY(-50%) !important;
  background: none !important;
  border: none !important;
  color: var(--medium-text) !important;
  font-size: 18px !important;
  cursor: pointer !important;
}

.search-d__button:hover {
  color: var(--primary-orange) !important;
}

/* === Кнопки корзины/избранного === */
.tip-d {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 42px !important;
  height: 42px !important;
  border-radius: 50% !important;
  background: rgba(255, 107, 53, 0.1) !important;
  color: var(--primary-orange) !important;
  font-size: 18px !important;
  text-decoration: none !important;
  transition: var(--transition) !important;
  position: relative !important;
}

.tip-d:hover {
  background: var(--primary-orange) !important;
  color: var(--white) !important;
  transform: translateY(-2px) !important;
  box-shadow: var(--shadow-hover) !important;
}

/* === Преимущества === */
.benefits-grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)) !important;
  gap: 2rem !important;
  margin-top: 2rem !important;
}

.benefit-card {
  background: rgba(255, 255, 255, 0.12) !important;
  border-radius: 16px !important;
  padding: 2rem !important;
  transition: var(--transition) !important;
  border: 1px solid rgba(255, 255, 255, 0.15) !important;
  backdrop-filter: blur(10px) !important;
}

.benefit-card:hover {
  background: rgba(255, 255, 255, 0.2) !important;
  transform: translateY(-5px) !important;
}

.benefit-icon {
  font-size: 36px !important;
  color: var(--primary-orange) !important;
  margin-bottom: 1rem !important;
}

.benefit-title {
  font-size: 1.25rem !important;
  font-weight: 700 !important;
  margin-bottom: 0.5rem !important;
  color: var(--white) !important;
}

.benefit-desc {
  font-size: 1rem !important;
  opacity: 0.85 !important;
  color: rgba(255, 255, 255, 0.9) !important;
}

/* === Футер === */
.page-d__foot {
  background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--secondary-blue-light) 100%) !important;
  color: rgba(255, 255, 255, 0.85) !important;
  padding: 4rem 0 2rem !important;
  margin-top: auto !important;
}

.foot-d__title {
  color: var(--white) !important;
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  margin-bottom: 1.5rem !important;
  position: relative !important;
  padding-bottom: 0.75rem !important;
  font-family: 'Montserrat', sans-serif !important;
}

.foot-d__title::after {
  content: '' !important;
  position: absolute !important;
  bottom: 0 !important;
  left: 0 !important;
  width: 40px !important;
  height: 3px !important;
  background: var(--primary-orange) !important;
  border-radius: 2px !important;
}

/* === Анимация при скролле === */
.fade-in {
  opacity: 0 !important;
  transform: translateY(30px) !important;
  transition: opacity 0.6s ease, transform 0.6s ease !important;
}

.fade-in.appear {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* === Мобильная адаптация === */
@media (max-width: 768px) {
  h1 { font-size: 2.5rem !important; }
  h2 { font-size: 2rem !important; }
  h3 { font-size: 1.75rem !important; }
  
  .logo-d {
    width: 140px !important;
    height: 45px !important;
  }
  
  .logo-d::before {
    font-size: 20px !important;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr !important;
  }
  
  .section-title::after, .block-title::after, .title::after {
    width: 40px !important;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem !important; }
  h2 { font-size: 1.75rem !important; }
  h3 { font-size: 1.5rem !important; }
  
  .logo-d {
    width: 120px !important;
    height: 40px !important;
  }
  
  .logo-d::before {
    font-size: 18px !important;
  }
  
  .btn, .button, input[type="submit"] {
    padding: 14px 30px !important;
    font-size: 14px !important;
  }
}