/**
 * Tianya Cultural Stone (tystoneveneer.com)
 * Brand Design System Stylesheet - Version 2.0.0
 * Aligned with DESIGN.md & Tianya Logo (Sapphire Globe + Quarry Crimson TY Monogram)
 */

:root {
  /* Primary Brand Colors (Tianya Logo DNA) */
  --ty-crimson: #c8102e;
  --ty-crimson-hover: #a00c22;
  --ty-crimson-active: #80091b;
  --ty-crimson-light: #fef2f2;
  --ty-crimson-glow: rgba(200, 16, 46, 0.25);

  /* Global Authority & Ocean Logistics (Logo Globe Grid) */
  --ty-sapphire: #0066b2;
  --ty-sapphire-hover: #004f8c;
  --ty-sapphire-dark: #0a2540;
  --ty-sapphire-surface: #0f172a;
  --ty-sapphire-light: #e0f2fe;
  --ty-sapphire-glow: rgba(0, 102, 178, 0.20);

  /* Natural Architectural Canvases */
  --ty-canvas: #fbfbfa;
  --ty-canvas-warm: #f4f1ea;
  --ty-surface-card: #ffffff;
  --ty-border: #e2e8f0;
  --ty-border-warm: #e5e0d8;

  /* Typographic Ink */
  --ty-ink: #0f172a;
  --ty-ink-body: #334155;
  --ty-ink-muted: #64748b;
  --ty-ink-faint: #94a3b8;
  --ty-ink-on-dark: #ffffff;

  /* Mineral Accents */
  --ty-gold: #d97706;
  --ty-gold-light: #fef3c7;

  /* Overriding Legacy Palette */
  --color-mains: 200, 16, 46;
  --color-main: #c8102e !important;
  --color-main2: #0066b2 !important;
  --color-bg: #fbfbfa !important;

  /* Radii & Shadows */
  --ty-radius-sm: 6px;
  --ty-radius-md: 10px;
  --ty-radius-lg: 16px;
  --ty-radius-pill: 9999px;
  --ty-shadow-subtle: 0 2px 4px rgba(0, 0, 0, 0.04);
  --ty-shadow-card: 0 4px 8px -1px rgba(10, 37, 64, 0.06), 0 2px 4px -2px rgba(10, 37, 64, 0.04);
  --ty-shadow-hover: 0 16px 32px -4px rgba(10, 37, 64, 0.14), 0 4px 8px -2px rgba(10, 37, 64, 0.06);

  /* Motion Curves */
  --ty-transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --ty-transition-smooth: all 0.35s cubic-bezier(0.25, 1, 0.5, 1);
}

/* ==========================================================================
   Global Base Refinements
   ========================================================================== */
body {
  background-color: var(--ty-canvas) !important;
  color: var(--ty-ink-body) !important;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--ty-ink);
  font-family: "Montserrat", "PingFang SC", "Noto Sans SC", -apple-system, sans-serif;
  letter-spacing: -0.015em;
  font-weight: 700;
}

a {
  transition: var(--ty-transition);
}
a:hover {
  color: var(--ty-crimson) !important;
}

/* ==========================================================================
/* ==========================================================================
   Header & Navigation (Aligned to 1240px Container Grid)
   ========================================================================== */
.common_header {
  width: 100% !important;
  background: rgba(255, 255, 255, 0.98) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border-bottom: 1px solid rgba(226, 232, 240, 0.85) !important;
  box-shadow: 0 2px 10px rgba(10, 37, 64, 0.04) !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 1000 !important;
  transition: var(--ty-transition);
}

.common_header .logo img {
  height: 48px !important;
  width: auto !important;
  object-fit: contain;
  transition: transform 0.3s ease;
}
.common_header .logo:hover img {
  transform: scale(1.03);
}

.common_header .logo .txt {
  font-family: "Montserrat", "PingFang SC", sans-serif;
  font-weight: 800;
  color: var(--ty-ink) !important;
  line-height: 1.15;
  letter-spacing: 0.5px;
}

/* Header Container Aligned with 1440px Body Grid */
.common_header .com_header {
  max-width: 1440px !important;
  margin: 0 auto !important;
  padding: 0 24px !important;
  width: 100% !important;
  box-sizing: border-box !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  flex-wrap: nowrap !important;
  position: relative !important;
  height: 72px !important;
  gap: 12px !important;
}

.common_header .logo {
  flex-shrink: 0 !important;
  margin-right: 14px !important;
}

.common_header .logo .txt small {
  display: block;
  font-size: 0.62rem !important;
  color: #64748b;
  white-space: nowrap;
  line-height: 1.1;
}

.common_header .nav-container {
  flex: 1 1 auto !important;
  display: flex !important;
  justify-content: center !important;
  min-width: 0 !important;
  margin: 0 6px !important;
}

.common_header .nav-container > ul {
  display: flex !important;
  flex-wrap: nowrap !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0 !important;
  position: relative !important;
  margin: 0 !important;
  padding: 0 !important;
}

.common_header .nav-container > ul > li,
#head_nav ul li,
#head_nav ul li.has_child {
  position: relative !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  padding: 0 8px !important;
  line-height: 40px !important;
}

.common_header .nav-container > ul > li > a {
  font-size: 13px !important;
  font-weight: 700 !important;
  letter-spacing: 0.01em !important;
  white-space: nowrap !important;
}

/* Multilingual Header Optimization for Spanish & Russian */
html[lang="es"] .common_header .nav-container > ul > li,
html[lang="ru"] .common_header .nav-container > ul > li,
html[lang="es"] #head_nav ul li,
html[lang="ru"] #head_nav ul li {
  padding: 0 6px !important;
}

html[lang="es"] .common_header .nav-container > ul > li > a,
html[lang="ru"] .common_header .nav-container > ul > li > a,
html[lang="es"] #head_nav ul li a,
html[lang="ru"] #head_nav ul li a {
  font-size: 12.5px !important;
  letter-spacing: 0 !important;
  font-weight: 700 !important;
}

html[lang="es"] .common_header .logo,
html[lang="ru"] .common_header .logo {
  margin-right: 8px !important;
}

html[lang="es"] .common_header .header-right,
html[lang="ru"] .common_header .header-right {
  margin-left: 6px !important;
  gap: 6px !important;
}

html[lang="es"] .common_header .logo .txt small,
html[lang="ru"] .common_header .logo .txt small {
  font-size: 0.58rem !important;
  letter-spacing: -0.2px !important;
}

@media screen and (max-width: 1350px) {
  html[lang="es"] .common_header .logo .txt small,
  html[lang="ru"] .common_header .logo .txt small {
    display: none !important;
  }
  html[lang="es"] .common_header .nav-container > ul > li,
  html[lang="ru"] .common_header .nav-container > ul > li {
    padding: 0 4px !important;
  }
  html[lang="es"] .common_header .nav-container > ul > li > a,
  html[lang="ru"] .common_header .nav-container > ul > li > a {
    font-size: 12px !important;
  }
  .common_header .header-right a[href*="contactus"] {
    padding: 6px 10px !important;
    font-size: 0.8rem !important;
  }
}

#head_nav ul li a {
  font-weight: 600;
  color: var(--ty-ink-body) !important;
  font-size: 14px;
  position: relative;
  transition: var(--ty-transition);
}

#head_nav ul li:hover > a,
#head_nav ul li.common_active > a {
  color: var(--ty-crimson) !important;
}

#head_nav ul li.common_active > a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2.5px;
  background: var(--ty-crimson);
  border-radius: 2px;
}

/* Prevent duplicate arrows: hide .nav_more injected by public.js */
.common_header .nav-container li .nav_more {
  display: none !important;
}

/* Clean single animated chevron for parent navigation items */
#head_nav ul li.has_child > a::after {
  content: ' ▾';
  font-size: 11px;
  display: inline-block;
  margin-left: 3px;
  transition: transform 0.25s ease;
  vertical-align: middle;
}

#head_nav ul li.has_child:hover > a::after {
  transform: rotate(180deg);
}

/* Dropdown Menu - Aligns Directly Underneath Parent */
#head_nav ul li.has_child > ul,
.common_header .nav-container > ul > li > ul {
  position: absolute !important;
  top: 100% !important;
  left: 0 !important;
  right: auto !important;
  margin: 0 !important;
  background: #ffffff !important;
  border: 1px solid var(--ty-border) !important;
  border-radius: var(--ty-radius-md) !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12) !important;
  padding: 8px 0 !important;
  min-width: 230px !important;
  z-index: 9999 !important;
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  transform: none !important;
  transition: opacity 0.2s ease, visibility 0.2s ease !important;
}

#head_nav ul li.has_child:hover > ul,
.common_header .nav-container > ul > li:hover > ul {
  top: 100% !important;
  left: 0 !important;
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
  display: block !important;
}

#head_nav ul li.has_child ul li {
  position: relative !important;
  margin: 0 !important;
  padding: 0 !important;
  width: 100% !important;
  line-height: normal !important;
}

#head_nav ul li.has_child ul li a {
  color: var(--ty-ink-body) !important;
  padding: 8px 18px !important;
  font-size: 13.5px !important;
  font-weight: 500 !important;
  transition: var(--ty-transition) !important;
  display: block !important;
  white-space: nowrap !important;
  text-align: left !important;
}

#head_nav ul li.has_child ul li a:hover {
  background: var(--ty-crimson-light) !important;
  color: var(--ty-crimson) !important;
  padding-left: 22px !important;
}

.common_header .header-right,
.common_header .header_right {
  width: auto !important;
  flex-shrink: 0 !important;
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  margin-left: 14px !important;
}

.common_header .header-right .search_form,
.common_header .header_right .search_form {
  max-width: 170px !important;
}

.common_header .header-right .change-language {
  flex-shrink: 0 !important;
  margin-left: 0 !important;
}

/* ==========================================================================
   Language Dropdown Selector (Compact, Non-wrapping, High-Conversion)
   ========================================================================== */
.ty-lang-dropdown {
  position: relative !important;
  display: inline-block !important;
  flex-shrink: 0 !important;
  margin-left: 4px !important;
}

.ty-lang-btn {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  padding: 6px 12px !important;
  background: #ffffff !important;
  border: 1px solid #cbd5e1 !important;
  border-radius: 6px !important;
  color: #0f172a !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  line-height: 1.4 !important;
  transition: all 0.2s ease !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04) !important;
  user-select: none !important;
}

.ty-lang-btn:hover,
.ty-lang-dropdown:hover .ty-lang-btn,
.ty-lang-dropdown:focus-within .ty-lang-btn {
  background: #f8fafc !important;
  border-color: #94a3b8 !important;
  color: var(--ty-crimson) !important;
}

.ty-lang-globe {
  font-size: 14px !important;
  line-height: 1 !important;
}

.ty-lang-current {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
  letter-spacing: -0.01em !important;
}

.ty-lang-arrow {
  font-size: 10px !important;
  transition: transform 0.25s ease !important;
  color: #64748b !important;
}

.ty-lang-dropdown:hover .ty-lang-arrow,
.ty-lang-dropdown:focus-within .ty-lang-arrow {
  transform: rotate(180deg) !important;
  color: var(--ty-crimson) !important;
}

.ty-lang-menu {
  position: absolute !important;
  top: 100% !important;
  right: 0 !important;
  margin-top: 6px !important;
  min-width: 145px !important;
  background: #ffffff !important;
  border: 1px solid #e2e8f0 !important;
  border-radius: 8px !important;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.12), 0 8px 10px -6px rgba(0, 0, 0, 0.08) !important;
  padding: 6px !important;
  z-index: 10000 !important;
  opacity: 0 !important;
  visibility: hidden !important;
  transform: translateY(-6px) !important;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease !important;
  pointer-events: none !important;
}

.ty-lang-dropdown:hover .ty-lang-menu,
.ty-lang-dropdown:focus-within .ty-lang-menu,
.ty-lang-menu.show {
  opacity: 1 !important;
  visibility: visible !important;
  transform: translateY(0) !important;
  pointer-events: auto !important;
}

.ty-lang-item {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  padding: 8px 12px !important;
  color: #334155 !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  text-decoration: none !important;
  border-radius: 5px !important;
  transition: all 0.15s ease !important;
  white-space: nowrap !important;
}

.ty-lang-item:hover {
  background: #f1f5f9 !important;
  color: var(--ty-crimson) !important;
}

.ty-lang-item.active {
  background: #fef2f2 !important;
  color: var(--ty-crimson) !important;
  font-weight: 700 !important;
}

.ty-lang-check {
  font-size: 12px !important;
  font-weight: 700 !important;
  color: var(--ty-crimson) !important;
  margin-left: 8px !important;
}

/* Responsive adjustments for 951px - 1200px screens */
@media screen and (min-width: 951px) and (max-width: 1200px) {
  .common_header .com_header {
    padding: 0 12px !important;
  }
  .common_header .logo {
    margin-right: 8px !important;
  }
  .common_header .nav-container > ul > li,
  #head_nav ul li {
    padding: 0 7px !important;
  }
  .common_header .nav-container > ul > li > a,
  #head_nav ul li a {
    font-size: 13px !important;
  }
  .common_header .header-right .search_form {
    max-width: 120px !important;
  }
  .common_header .header-right {
    margin-left: 6px !important;
    gap: 6px !important;
  }
}

/* ==========================================================================
   Buttons & CTA Components
   ========================================================================== */
.ty-btn-crimson,
.a_link_button {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  background: var(--ty-crimson) !important;
  color: #ffffff !important;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: var(--ty-radius-sm);
  text-decoration: none !important;
  box-shadow: 0 4px 14px var(--ty-crimson-glow);
  transition: var(--ty-transition);
  cursor: pointer;
  border: none;
}
.ty-btn-crimson:hover,
.a_link_button:hover {
  background: var(--ty-crimson-hover) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200, 16, 46, 0.4);
}

.ty-btn-sapphire {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  background: transparent !important;
  color: #ffffff !important;
  font-weight: 700;
  font-size: 15px;
  padding: 11px 26px;
  border-radius: var(--ty-radius-sm);
  border: 1.5px solid var(--ty-sapphire) !important;
  text-decoration: none !important;
  transition: var(--ty-transition);
}
.ty-btn-sapphire:hover {
  background: var(--ty-sapphire) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--ty-sapphire-glow);
}

/* ==========================================================================
   Product Cards & Grids
   ========================================================================== */
.pro_item,
.page_pro_list .item.pro_item,
.pro_swiper .item.pro_item {
  background: var(--ty-surface-card) !important;
  border: 1px solid var(--ty-border) !important;
  border-radius: var(--ty-radius-lg) !important;
  padding: 14px !important;
  box-shadow: var(--ty-shadow-card) !important;
  transition: var(--ty-transition-smooth) !important;
  display: flex !important;
  flex-direction: column !important;
}

.pro_item:hover,
.page_pro_list .item.pro_item:hover,
.pro_swiper .item.pro_item:hover {
  transform: translateY(-6px) !important;
  border-color: var(--ty-crimson) !important;
  box-shadow: var(--ty-shadow-hover) !important;
}

.pro_item .img {
  background: #f8fafc !important;
  border-radius: var(--ty-radius-md) !important;
  overflow: hidden !important;
}

.pro_item .title {
  color: var(--ty-ink) !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  line-height: 1.4 !important;
  transition: var(--ty-transition) !important;
}

.pro_item:hover .title {
  color: var(--ty-crimson) !important;
}

.pro_item .btn {
  background-color: var(--ty-crimson-light) !important;
  border-radius: 50% !important;
  transition: var(--ty-transition) !important;
}
.pro_item:hover .btn {
  background-color: var(--ty-crimson) !important;
  transform: translateX(4px) scale(1.05) !important;
}

/* ==========================================================================
   Section Titles & Eyebrows
   ========================================================================== */
.home_tit .title,
.top_info .title,
.common_title {
  color: var(--ty-ink) !important;
  font-family: "Montserrat", "PingFang SC", sans-serif !important;
  font-weight: 800 !important;
  letter-spacing: -0.015em;
  position: relative;
}

.ty-eyebrow-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--ty-crimson-light);
  color: var(--ty-crimson);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: var(--ty-radius-pill);
  border: 1px solid rgba(200, 16, 46, 0.2);
  margin-bottom: 12px;
}

.ty-eyebrow-sapphire {
  background: var(--ty-sapphire-light);
  color: var(--ty-sapphire);
  border-color: rgba(0, 102, 178, 0.2);
}

/* ==========================================================================
   Banners & Architectural Heroes
   ========================================================================== */
.ty-page-banner {
  background: linear-gradient(135deg, var(--ty-sapphire-dark) 0%, #1e3a5f 60%, var(--ty-sapphire-surface) 100%) !important;
  color: #ffffff !important;
  padding: 60px 20px !important;
  text-align: center !important;
  position: relative !important;
  overflow: hidden;
  border-bottom: 3.5px solid var(--ty-crimson) !important;
}

.ty-page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(0, 102, 178, 0.25) 0%, transparent 60%);
  pointer-events: none;
}

.ty-page-banner h1 {
  font-size: clamp(2rem, 3.5vw, 2.75rem) !important;
  font-weight: 800 !important;
  color: #ffffff !important;
  margin: 0 0 12px !important;
  letter-spacing: -0.01em;
}

.ty-page-banner p {
  color: #cbd5e1 !important;
  font-size: 1.05rem !important;
  max-width: 750px !important;
  margin: 0 auto !important;
  line-height: 1.6;
}

/* ==========================================================================
   Footer Overhaul
   ========================================================================== */
.common_footer {
  background: var(--ty-sapphire-dark) !important;
  color: #94a3b8 !important;
  border-top: 3px solid var(--ty-crimson) !important;
}

.common_footer h4 {
  color: #ffffff !important;
  font-weight: 700;
}

.common_footer a {
  color: #cbd5e1 !important;
  transition: var(--ty-transition);
}
.common_footer a:hover {
  color: #ffffff !important;
  padding-left: 4px;
}

/* ==========================================================================
   Authority & ASTM Quality Badges
   ========================================================================== */
.authority-link {
  color: var(--ty-sapphire) !important;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px dotted var(--ty-sapphire);
}
.authority-link:hover {
  color: var(--ty-crimson) !important;
  border-bottom-color: var(--ty-crimson);
}

/* ==========================================================================
   Category & Subpage Architectural Banner (.list_top)
   ========================================================================== */
.list_top {
  position: relative !important;
  border-bottom: 3.5px solid var(--ty-crimson) !important;
  overflow: hidden !important;
}

.list_top .mark {
  background: linear-gradient(180deg, rgba(10, 37, 64, 0.25) 0%, rgba(15, 23, 42, 0.45) 100%) !important;
}

.list_top .pagation .title {
  font-family: "Montserrat", "PingFang SC", sans-serif !important;
  font-weight: 800 !important;
  color: #ffffff !important;
  text-shadow: 0 4px 18px rgba(10, 37, 64, 0.8) !important;
  letter-spacing: -0.01em !important;
}

.list_top .pagation_list span {
  color: var(--ty-crimson) !important;
  font-weight: 700 !important;
}

.list_top .pagation_list a {
  color: #e2e8f0 !important;
  transition: var(--ty-transition);
}

.list_top .pagation_list a:hover {
  color: #ffffff !important;
}

/* ==========================================================================
   Product Key Specs Block
   ========================================================================== */
.product-key-specs {
  margin: 18px 0 24px !important;
  background: var(--ty-canvas) !important;
  padding: 14px 18px !important;
  border-radius: var(--ty-radius-sm) !important;
  border: 1px solid var(--ty-border) !important;
  border-left: 3.5px solid var(--ty-crimson) !important;
  box-shadow: var(--ty-shadow-subtle) !important;
}

/* ==========================================================================
   GEO Hub, Native Cards & Badges
   ========================================================================== */
.geo_native_card {
  background: #ffffff !important;
  border: 1px solid var(--ty-border) !important;
  border-radius: var(--ty-radius-md) !important;
  padding: 28px !important;
  transition: var(--ty-transition) !important;
  box-shadow: var(--ty-shadow-subtle) !important;
}
.geo_native_card:hover {
  transform: translateY(-4px) !important;
  border-color: var(--ty-crimson) !important;
  box-shadow: 0 14px 28px -4px rgba(200, 16, 46, 0.12), 0 4px 8px -2px rgba(10, 37, 64, 0.05) !important;
}
.geo_native_card h3 {
  font-family: "Montserrat", "PingFang SC", sans-serif !important;
  font-size: 20px !important;
  color: var(--ty-ink) !important;
  margin-bottom: 14px !important;
  border-bottom: 2px solid var(--ty-crimson) !important;
  padding-bottom: 8px !important;
  font-weight: 700 !important;
}
.geo_pill {
  display: inline-block !important;
  padding: 4px 12px !important;
  background: var(--ty-sapphire-light) !important;
  color: var(--ty-sapphire) !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  border-radius: 4px !important;
  margin-right: 6px !important;
  margin-bottom: 8px !important;
  border: 1px solid rgba(0, 102, 178, 0.2) !important;
}
.geo_btn_gold, .blog_btn, .btn-call {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 10px 22px !important;
  background: var(--ty-crimson) !important;
  color: #ffffff !important;
  font-weight: 700 !important;
  font-size: 14px !important;
  text-decoration: none !important;
  border-radius: var(--ty-radius-sm) !important;
  transition: var(--ty-transition) !important;
  border: none !important;
  box-shadow: 0 4px 10px rgba(200, 16, 46, 0.25) !important;
}
.geo_btn_gold:hover, .blog_btn:hover, .btn-call:hover {
  background: var(--ty-crimson-hover) !important;
  color: #ffffff !important;
  box-shadow: 0 6px 16px rgba(200, 16, 46, 0.35) !important;
}

/* ==========================================================================
   News & Insights Blog Elements
   ========================================================================== */
.blog_card {
  background: #ffffff !important;
  border: 1px solid var(--ty-border) !important;
  border-radius: var(--ty-radius-md) !important;
  overflow: hidden !important;
  box-shadow: var(--ty-shadow-subtle) !important;
  transition: var(--ty-transition) !important;
}
.blog_card:hover {
  transform: translateY(-4px) !important;
  box-shadow: var(--ty-shadow-hover) !important;
  border-color: var(--ty-crimson) !important;
}
.blog_badge {
  background: var(--ty-sapphire-dark) !important;
  color: #ffffff !important;
  border-left: 3px solid var(--ty-crimson) !important;
  border-radius: 3px !important;
}
.authority_links {
  background: var(--ty-canvas-warm) !important;
  border-left: 3px solid var(--ty-crimson) !important;
  padding: 10px 14px !important;
  border-radius: 4px !important;
}
.authority_links a {
  color: var(--ty-sapphire) !important;
  font-weight: 600 !important;
}
.authority_links a:hover {
  color: var(--ty-crimson) !important;
}

/* ==========================================================================
   FAQ Elements
   ========================================================================== */
.faq_item {
  border-left: 3px solid transparent !important;
  transition: var(--ty-transition) !important;
}
.faq_item:hover {
  border-left-color: var(--ty-crimson) !important;
}
.faq-card {
  border: 1px solid var(--ty-border) !important;
  border-radius: var(--ty-radius-md) !important;
  background: #ffffff !important;
  transition: var(--ty-transition) !important;
  box-shadow: var(--ty-shadow-subtle) !important;
}
.faq-card:hover {
  border-color: var(--ty-crimson) !important;
  box-shadow: var(--ty-shadow-hover) !important;
}
.faq-badge-q {
  background: var(--ty-crimson) !important;
  color: #ffffff !important;
  font-weight: 800 !important;
  border-radius: 4px !important;
}
.faq-badge-a {
  background: var(--ty-sapphire-dark) !important;
  color: #38bdf8 !important;
  font-weight: 800 !important;
  border-radius: 4px !important;
}

/* ==========================================================================
   Sticky Conversion Bar (Scroll-Activated to prevent Hero Overlap)
   ========================================================================== */
.ty-sticky-conversion-bar {
  opacity: 0 !important;
  pointer-events: none !important;
  transform: translateY(12px) !important;
  transition: opacity 0.35s ease, transform 0.35s ease !important;
}

.ty-sticky-conversion-bar.visible {
  opacity: 1 !important;
  pointer-events: auto !important;
  transform: translateY(0) !important;
}

/* ==========================================================================
   Hero Section Clean Video Background & Contrast
   ========================================================================== */
.home_hero_video_wrap {
  position: relative !important;
  width: 100% !important;
  height: 86vh !important;
  min-height: 600px !important;
  max-height: 860px !important;
  overflow: hidden !important;
  background: #0a2540 !important;
}

.home_hero_video_wrap video {
  position: absolute !important;
  top: 50% !important;
  left: 50% !important;
  width: 100% !important;
  height: 100% !important;
  min-width: 100% !important;
  min-height: 100% !important;
  transform: translate(-50%, -50%) !important;
  object-fit: cover !important;
  filter: brightness(0.90) contrast(1.05) !important;
}

/* ==========================================================================
   Comprehensive Dark Theme & Dark Background Legibility Protection
   Overrides legacy selectors for all dark contexts site-wide
   ========================================================================== */

/* Dark bodies (PDP pages, Silo hubs, etc.) */
body[style*="background: #061321"],
body[style*="background:#061321"],
body[style*="background: #0f172a"],
body[style*="background:#0f172a"],
body[style*="background: #091a2b"],
body[style*="background:#091a2b"],
body[style*="background: #0a2540"],
body[style*="background:#0a2540"],
.dark-theme,
[data-theme="dark"] {
  color: #e2e8f0 !important;
}

body[style*="background: #061321"] p,
body[style*="background:#061321"] p,
body[style*="background: #061321"] li,
body[style*="background:#061321"] li,
body[style*="background: #061321"] td,
body[style*="background:#061321"] td,
body[style*="background: #061321"] span:not([style*="color"]),
body[style*="background:#061321"] span:not([style*="color"]) {
  color: #e2e8f0;
}

/* Common Header on dark pages remains clean white container with dark ink text */
.common_header,
.common_header * {
  /* Retain clear header contrast */
}
.common_header .nav_list > li > a {
  color: #0f172a !important;
}
.common_header .search_form input.txt {
  color: #0f172a !important;
  background: #ffffff !important;
}
.common_header .search_form input.txt::placeholder {
  color: #64748b !important;
}

/* Dark Sections: Archetypes, Specs, Sample Box, Logistics, etc. */
#browse-by-archetype,
#architectural-specifications,
#sample-box-section,
#logistics-calculator {
  color: #f8fafc !important;
}

#browse-by-archetype p,
#architectural-specifications p,
#sample-box-section p,
#logistics-calculator p {
  color: #e2e8f0 !important;
}

#browse-by-archetype li,
#architectural-specifications li,
#sample-box-section li,
#logistics-calculator li {
  color: #f8fafc !important;
}

#browse-by-archetype li span:not([style*="color"]),
#architectural-specifications li span:not([style*="color"]),
#sample-box-section li span:not([style*="color"]),
#logistics-calculator li span:not([style*="color"]) {
  color: #f8fafc !important;
}

/* Dark section table cells and headers */
body[style*="background: #061321"] table td,
body[style*="background:#061321"] table td,
#architectural-specifications table td,
#logistics-calculator table td {
  color: #cbd5e1 !important;
}
body[style*="background: #061321"] table th,
body[style*="background:#061321"] table th,
#architectural-specifications table th,
#logistics-calculator table th {
  color: #ffffff !important;
}

/* Secondary ghost buttons inside dark cards */
#browse-by-archetype a[style*="background: rgba(255,255,255"],
#browse-by-archetype a[style*="background:rgba(255,255,255"] {
  color: #ffffff !important;
  background: rgba(255, 255, 255, 0.12) !important;
  border: 1px solid rgba(255, 255, 255, 0.3) !important;
  font-weight: 700 !important;
}
#browse-by-archetype a[style*="background: rgba(255,255,255"]:hover,
#browse-by-archetype a[style*="background:rgba(255,255,255"]:hover {
  background: rgba(255, 255, 255, 0.22) !important;
  border-color: rgba(255, 255, 255, 0.6) !important;
  color: #ffffff !important;
}

/* Form inputs & labels inside dark sections */
#sample-box-section label {
  color: #f8fafc !important;
}
#sample-box-section input::placeholder {
  color: #94a3b8 !important;
  opacity: 1;
}

/* Key-value label pairs inside dark cards */
#architectural-specifications div[style*="justify-content: space-between"] > span,
#logistics-calculator div[style*="justify-content: space-between"] > span {
  color: #cbd5e1 !important;
}

/* Lead description color safety */
.lead-description {
  color: inherit !important;
}
body[style*="background: #061321"] .lead-description,
body[style*="background:#061321"] .lead-description {
  color: #cbd5e1 !important;
}

/* Footer contrast across all language silos */
footer#contact,
footer#contact * {
  color: #cbd5e1;
}
footer#contact h4,
footer#contact strong,
footer#contact b {
  color: #ffffff !important;
}
footer#contact a {
  color: #cbd5e1 !important;
}
footer#contact a:hover {
  color: #ffffff !important;
  text-decoration: underline !important;
}

/* Gold button conversion fix: ensure crimson background always has bright white text */
.geo_btn_gold,
.blog_btn {
  color: #ffffff !important;
}

/* ==========================================================================
   Global High-Contrast Typography for Dark Containers & Russian Text Contrast
   ========================================================================== */
.hero-section,
section.hero-section,
section[style*="#0a192f"],
section[style*="#091a2b"],
section[style*="#061321"],
section[style*="#0f172a"],
#sample-box-section,
#global-stone-trends-2026 {
  color: #ffffff;
}

.hero-section h1,
section.hero-section h1,
section[style*="#0a192f"] h1,
section[style*="#091a2b"] h1,
section[style*="#061321"] h1 {
  color: #ffffff !important;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.45) !important;
}

.hero-section p,
section.hero-section p,
section[style*="#0a192f"] p,
section[style*="#091a2b"] p,
section[style*="#061321"] p {
  color: #e2e8f0 !important;
}

#sample-box-section h2,
#sample-box-section h3,
#global-stone-trends-2026 h2,
#global-stone-trends-2026 h3 {
  color: #ffffff !important;
}

#sample-box-section p,
#global-stone-trends-2026 p {
  color: #cbd5e1 !important;
}

/* Explicit contrast rules for Russian language pages */
html[lang="ru"] .hero-section h1,
html[lang="ru"] section[style*="#0a192f"] h1 {
  color: #ffffff !important;
  font-weight: 800 !important;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5) !important;
}

html[lang="ru"] .hero-section p,
html[lang="ru"] section[style*="#0a192f"] p {
  color: #f1f5f9 !important;
}