/* ==========================================================================
   Modern B2B Design System - Thephinhnhapkhau.com.vn
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* Map B2B variables to theme variables (loaded from theme.css) */
:root {
  --b2b-primary: var(--brand-primary);
  --b2b-primary-dark: var(--brand-primary-hover);
  --b2b-primary-light: var(--brand-gold-soft);
  --b2b-accent: var(--brand-gold);
  --b2b-accent-hover: var(--brand-gold-hover);
  --b2b-text-main: var(--text-primary);
  --b2b-text-muted: var(--text-muted);
  --b2b-border: var(--border-light);
  --b2b-bg-light: var(--bg-secondary);
  --b2b-white: var(--bg-primary);
  --b2b-shadow-sm: var(--shadow-sm);
  --b2b-shadow-md: var(--shadow-md);
  --b2b-shadow-lg: var(--shadow-lg);
  --b2b-radius: 8px;
}

/* Dark mode mappings (theme.css handles base, but we ensure B2B vars update) */
[data-theme="dark"] {
  --b2b-primary: var(--brand-primary);
  --b2b-primary-dark: var(--brand-primary-hover);
  --b2b-primary-light: var(--brand-gold-soft);
  --b2b-accent: var(--brand-gold);
  --b2b-accent-hover: var(--brand-gold-hover);
  --b2b-text-main: var(--text-primary);
  --b2b-text-muted: var(--text-muted);
  --b2b-border: var(--border-light);
  --b2b-bg-light: var(--bg-secondary);
  --b2b-white: var(--bg-primary);
  --b2b-shadow-sm: var(--shadow-sm);
  --b2b-shadow-md: var(--shadow-md);
  --b2b-shadow-lg: var(--shadow-lg);
}

body {
  font-family: 'Be Vietnam Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  color: var(--text-primary) !important;
  background-color: var(--bg-primary) !important;
  line-height: 1.5;
}

a {
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

/* ==========================================================================
   Header & Topbar Modernization (B2B Industrial)
   ========================================================================== */

/* --- Layout Safeguards --- */
html, body {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
  box-sizing: border-box !important;
}
*, *:before, *:after { box-sizing: border-box !important; }

.div-1024, #form1, .container, .b2b-header-container, .mb_c, .mobi_bt, .na, #hedix, .b2b-header-main, .b2b-header-inner, #breadcrumb, #footer {
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
}
#hedix .container, .b2b-header-container {
  max-width: 1400px !important;
  margin: 0 auto !important;
  padding: 0 15px !important;
}

/* --- Topbar --- */
.b2b-topbar {
  background: var(--brand-primary-hover) !important;
  color: var(--text-secondary) !important;
  font-size: 13px !important;
  padding: 8px 0 !important;
  border-bottom: 1px solid rgba(255,255,255,0.1) !important;
}
.b2b-topbar .container {
  max-width: 1400px !important;
  margin: 0 auto !important;
  padding: 0 15px !important;
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
}
.b2b-topbar-info {
  display: flex !important;
  gap: 25px !important;
  align-items: center !important;
}
.b2b-topbar-info span {
  font-family: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif !important;
  letter-spacing: 0.02em !important;
  font-size: 13px !important;
  color: var(--text-secondary) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  white-space: nowrap !important;
}
.b2b-topbar-info span i { color: var(--brand-gold-hover) !important; }

/* --- Main Header Shell --- */
#hedix.b2b-header-inner {
  background: var(--bg-primary) !important;
  padding: 14px 0 0 !important;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06) !important;
  position: relative !important;
}

/* --- Header Top Row — 3-column: Logo | Trust | CTAs --- */
.b2b-header-top-row {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 24px !important;
  padding: 0 0 14px !important;
  width: 100% !important;
}

/* LEFT: Logo + Brand */
.b2b-logo-wrap {
  display: flex !important;
  align-items: center !important;
  gap: 14px !important;
  flex: 0 1 auto !important;
  min-width: 0 !important;
  overflow: visible !important;
}
.b2b-logo-img, .b2b-logo-wrap img {
  max-height: 60px !important;
  width: auto !important;
  object-fit: contain !important;
}
.b2b-brand-text {
  display: flex !important;
  flex-direction: column !important;
  min-width: 0 !important;
  align-items: center !important;
}
.logo h2.title-logo, h2.title-logo {
  margin: 0 !important;
  padding: 0 !important;
  text-shadow: none !important;
}
.logo h2.title-logo a, h2.title-logo a, .b2b-brand-title, .logo h3 a {
  font-family: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif !important;
  font-size: 22px !important;
  font-weight: 900 !important;
  color: var(--brand-primary-hover) !important;
  line-height: 1.3 !important;
  letter-spacing: 0.02em !important;
  text-shadow: none !important;
  text-transform: uppercase !important;
  display: block !important;
  text-decoration: none !important;
  transition: color 0.2s ease !important;
}
.logo h2.title-logo a:hover, h2.title-logo a:hover, .b2b-brand-title:hover {
  color: var(--brand-primary) !important;
}
.b2b-brand-sub {
  font-size: 11px !important;
  font-weight: 700 !important;
  color: var(--brand-primary) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.04em !important;
  margin-top: 4px !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  padding: 3px 10px !important;
  border-radius: 4px !important;
  background: var(--brand-gold-soft) !important;
  border: 1px solid rgba(15,76,129,0.12) !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  max-width: 100% !important;
  overflow: hidden !important;
}
.b2b-brand-sub .star-icon { color: var(--brand-gold-hover) !important; font-size: 10px !important; }

/* Marquee effect for long subtitle */
.b2b-subtitle-marquee {
  display: inline-block !important;
  max-width: 100% !important;
  overflow: hidden !important;
  white-space: nowrap !important;
}
.b2b-subtitle-marquee span {
  display: inline-block !important;
  padding-left: 100% !important;
  animation: b2b-marquee 20s linear infinite !important;
  will-change: transform !important;
}
@keyframes b2b-marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* Pause on hover */
.b2b-brand-sub:hover .b2b-subtitle-marquee span {
  animation-play-state: paused !important;
}

/* CENTER: Trust Badges (desktop) */
.b2b-header-trust {
  display: flex !important;
  align-items: center !important;
  gap: 0 !important;
  flex: 0 0 auto !important;
  justify-content: center !important;
  padding: 0 12px !important;
}
.b2b-trust-item {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  padding: 6px 12px !important;
  white-space: nowrap !important;
}
.b2b-trust-icon {
  width: 32px !important;
  height: 32px !important;
  background: var(--brand-gold-soft) !important;
  color: var(--brand-primary) !important;
  border-radius: 8px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 14px !important;
  flex-shrink: 0 !important;
}
.b2b-trust-text { display: flex !important; flex-direction: column !important; }
.b2b-trust-text strong {
  font-size: 12px !important;
  font-weight: 700 !important;
  color: var(--text-primary) !important;
  line-height: 1.3 !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
}
.b2b-trust-text span {
  font-size: 11px !important;
  color: var(--text-muted) !important;
  font-weight: 500 !important;
  line-height: 1.3 !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
}
.b2b-trust-divider {
  width: 1px !important;
  height: 28px !important;
  background: var(--border-light) !important;
  flex-shrink: 0 !important;
}

/* RIGHT: CTAs group */
.b2b-header-ctas {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  flex-shrink: 0 !important;
}
a.b2b-header-contact {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  background: linear-gradient(135deg, var(--brand-gold-soft) 0%, var(--brand-gold-soft) 100%) !important;
  padding: 8px 18px 8px 10px !important;
  border-radius: 12px !important;
  border: 1.5px solid rgba(245,158,11,0.3) !important;
  text-decoration: none !important;
  cursor: pointer !important;
  flex-shrink: 0 !important;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s !important;
}
a.b2b-header-contact:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 12px rgba(245,158,11,0.25) !important;
  border-color: var(--brand-gold-hover) !important;
}
.b2b-contact-icon {
  width: 38px !important;
  height: 38px !important;
  background: linear-gradient(135deg, var(--brand-gold-hover) 0%, var(--brand-gold) 100%) !important;
  color: var(--bg-primary) !important;
  border-radius: 10px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 16px !important;
  flex-shrink: 0 !important;
  animation: b2b-phone-ring 2s ease-in-out infinite !important;
}
@keyframes b2b-phone-ring {
  0%, 100% { transform: rotate(0); }
  5%, 15% { transform: rotate(-8deg); }
  10%, 20% { transform: rotate(8deg); }
  25% { transform: rotate(0); }
}
.b2b-contact-text { display: flex !important; flex-direction: column !important; }
.b2b-contact-text span {
  display: block !important;
  font-size: 10px !important;
  color: var(--text-muted) !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  line-height: 1.2 !important;
}
.b2b-contact-text strong {
  font-size: 16px !important;
  color: var(--brand-primary-hover) !important;
  font-weight: 800 !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  line-height: 1.2 !important;
}
a.b2b-header-zalo {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  background: linear-gradient(135deg, var(--brand-gold-soft) 0%, var(--brand-gold-soft) 100%) !important;
  color: var(--zalo-primary, #0068ff) !important;
  padding: 8px 16px !important;
  border-radius: 12px !important;
  border: 1.5px solid rgba(0,104,255,0.2) !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  text-decoration: none !important;
  flex-shrink: 0 !important;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
}
a.b2b-header-zalo:hover {
  background: linear-gradient(135deg, var(--brand-gold-soft) 0%, var(--brand-gold-soft) 100%) !important;
  color: var(--zalo-primary-hover, #0052cc) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 12px rgba(0,104,255,0.2) !important;
  border-color: var(--zalo-primary, #0068ff) !important;
}
.b2b-zalo-icon {
  width: 22px !important;
  height: 22px !important;
  object-fit: contain !important;
  flex-shrink: 0 !important;
}

/* --- Mobile: Trust Row --- */
.b2b-mobile-trust {
  display: none !important;
  padding: 8px 0 !important;
  border-top: 1px solid var(--border-light) !important;
}
.b2b-mobile-trust-scroll {
  display: flex !important;
  gap: 8px !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch !important;
  scrollbar-width: none !important;
  padding-bottom: 2px !important;
}
.b2b-mobile-trust-scroll::-webkit-scrollbar { display: none !important; }
.b2b-mtrust-chip {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  background: var(--bg-primary) !important;
  border: 1px solid var(--border-light) !important;
  border-radius: 50px !important;
  padding: 5px 12px !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  color: var(--brand-primary) !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
}
.b2b-mtrust-chip i { color: var(--brand-gold-hover) !important; font-size: 12px !important; }

/* --- Mobile: Full-width CTA --- */
.b2b-mobile-cta {
  display: none !important;
  padding: 8px 0 10px !important;
}
.b2b-mobile-cta-btn {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  width: 100% !important;
  padding: 13px 16px !important;
  background: linear-gradient(135deg, var(--brand-gold-hover) 0%, var(--brand-gold) 100%) !important;
  color: var(--text-primary) !important;
  border-radius: 10px !important;
  font-size: 15px !important;
  font-weight: 800 !important;
  text-decoration: none !important;
  letter-spacing: 0.04em !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  box-shadow: 0 4px 14px rgba(245,158,11,0.35) !important;
  transition: transform 0.15s, box-shadow 0.15s !important;
}
.b2b-mobile-cta-btn:hover,
.b2b-mobile-cta-btn:active {
  transform: translateY(-1px) !important;
  box-shadow: 0 6px 18px rgba(245,158,11,0.45) !important;
  color: var(--text-primary) !important;
}

/* --- Mobile: Sticky Bottom Bar (Minimal Clean) --- */
.b2b-mobile-bottombar {
  display: none !important;
  position: fixed !important;
  bottom: 0 !important;
  left: 0 !important;
  right: 0 !important;
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border-top: 1px solid var(--border-light) !important;
  box-shadow: 0 -4px 24px rgba(var(--brand-primary-rgb),  0.08) !important;
  z-index: 9998 !important;
  padding: 0 !important;
  padding-bottom: env(safe-area-inset-bottom, 0px) !important;
}
.b2b-mobile-bottombar .b2b-bbar-item {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 3px !important;
  text-decoration: none !important;
  padding: 10px 6px !important;
  font-size: 10px !important;
  font-weight: 600 !important;
  color: var(--text-muted) !important;
  flex: 1 1 auto !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  transition: all 0.15s ease !important;
  min-height: 56px !important;
}
.b2b-mobile-bottombar .b2b-bbar-item i {
  font-size: 20px !important;
  line-height: 1 !important;
  transition: transform 0.15s ease, color 0.15s ease !important;
}
.b2b-mobile-bottombar .b2b-bbar-item:active i {
  transform: scale(0.92) !important;
}
.b2b-bbar-phone { color: var(--brand-primary) !important; }
.b2b-bbar-phone:active { color: var(--brand-primary-hover) !important; background: rgba(var(--brand-primary-rgb),  0.08) !important; }
.b2b-bbar-zalo { color: var(--zalo-primary, #0068ff) !important; }
.b2b-bbar-zalo:active { color: var(--zalo-primary-hover, #0052cc) !important; background: rgba(var(--zalo-primary-rgb, 0, 104, 255), 0.08) !important; }
.b2b-bbar-quote {
  background: linear-gradient(135deg, var(--brand-gold-hover) 0%, var(--brand-gold) 100%) !important;
  color: var(--bg-primary) !important;
  font-weight: 800 !important;
  font-size: 11px !important;
  border-radius: 0 !important;
  position: relative !important;
}
.b2b-bbar-quote::before {
  content: '' !important;
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  height: 2px !important;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent) !important;
}
.b2b-bbar-quote:active { 
  background: linear-gradient(135deg, var(--brand-gold) 0%, var(--brand-gold-hover) 100%) !important; 
  transform: scale(0.98) !important;
}
.b2b-bbar-quote:active i { transform: scale(1) !important; }

/* Show on mobile/tablet portrait */
@media (max-width: 900px) {
  .b2b-mobile-bottombar { display: flex !important; }
  body { padding-bottom: 68px !important; }
}

/* --- Desktop Search Bar --- */
.b2b-header-search-row {
  padding-bottom: 10px !important;
  width: 100% !important;
}
.b2b-search-box-row { position: relative !important; width: 100% !important; }
.b2b-search-input-lg {
  width: 100% !important;
  padding: 12px 180px 12px 22px !important;
  border: 2px solid var(--text-secondary) !important;
  border-radius: 50px !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  outline: none !important;
  background: var(--bg-primary) !important;
  box-shadow: 0 4px 12px rgba(15,76,129,0.12) !important;
  transition: border-color 0.2s, box-shadow 0.2s !important;
}
.b2b-search-input-lg:focus {
  border-color: var(--brand-gold-hover) !important;
  box-shadow: 0 0 0 4px rgba(245,158,11,0.2) !important;
}
.b2b-search-btn-lg {
  position: absolute !important;
  right: 4px !important;
  top: 4px !important;
  bottom: 4px !important;
  padding: 0 26px !important;
  border: none !important;
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-hover) 100%) !important;
  color: var(--bg-primary) !important;
  border-radius: 50px !important;
  font-size: 13px !important;
  font-weight: 800 !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  cursor: pointer !important;
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  letter-spacing: 0.03em !important;
  box-shadow: 0 3px 8px rgba(15,76,129,0.25) !important;
  transition: transform 0.15s, background-color 0.15s !important;
}
.b2b-search-btn-lg:hover {
  background: linear-gradient(135deg, var(--brand-gold-hover) 0%, var(--brand-gold) 100%) !important;
  color: var(--text-primary) !important;
  transform: translateY(-1px) !important;
}

/* --- Mobile Search --- */
.b2b-mobile-search {
  display: none !important;
  padding: 8px 0 4px !important;
  background: transparent !important;
  border-bottom: none !important;
}
.b2b-mobile-search .b2b-search-box {
  position: relative !important;
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 !important;
}
.b2b-search-input {
  width: 100% !important;
  padding: 12px 50px 12px 16px !important;
  border: 2px solid var(--text-secondary) !important;
  border-radius: 50px !important;
  font-size: 15px !important;
  font-weight: 500 !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  outline: none !important;
  background: var(--bg-primary) !important;
  box-shadow: 0 2px 8px rgba(15,76,129,0.08) !important;
  transition: border-color 0.2s, box-shadow 0.2s !important;
  box-sizing: border-box !important;
  -webkit-appearance: none !important;
}
.b2b-search-input:focus {
  border-color: var(--brand-gold-hover) !important;
  box-shadow: 0 0 0 3px rgba(245,158,11,0.18) !important;
}
.b2b-search-input::placeholder { color: var(--text-muted) !important; font-weight: 400 !important; }
.b2b-search-btn {
  position: absolute !important;
  right: 3px !important;
  top: 3px !important;
  bottom: 3px !important;
  width: 44px !important;
  padding: 0 !important;
  border: none !important;
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-hover) 100%) !important;
  color: var(--bg-primary) !important;
  border-radius: 50px !important;
  font-size: 18px !important;
  cursor: pointer !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  box-shadow: 0 2px 6px rgba(15,76,129,0.25) !important;
  transition: background-color 0.15s, transform 0.15s !important;
}
.b2b-search-btn:hover, .b2b-search-btn:active {
  background: linear-gradient(135deg, var(--brand-gold-hover) 0%, var(--brand-gold) 100%) !important;
  color: var(--text-primary) !important;
  transform: scale(1.05) !important;
}

/* --- Mobile Quick Search Tags --- */
.b2b-mobile-tags {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  margin-top: 12px !important;
  flex-wrap: nowrap !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch !important;
  scrollbar-width: none !important;
  padding-bottom: 2px !important;
}
.b2b-mobile-tags::-webkit-scrollbar { display: none !important; }
.b2b-mobile-tags-label {
  font-size: 12px !important;
  font-weight: 600 !important;
  color: var(--text-muted) !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
}
.b2b-mobile-tags .b2b-search-tag {
  background: var(--bg-primary) !important;
  border: 1px solid var(--border-light) !important;
  padding: 5px 14px !important;
  border-radius: 50px !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  color: var(--border-medium) !important;
  cursor: pointer !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  transition: all 0.15s ease !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
}
.b2b-mobile-tags .b2b-search-tag:hover,
.b2b-mobile-tags .b2b-search-tag:active {
  background: var(--brand-gold-soft) !important;
  border-color: var(--brand-primary) !important;
  color: var(--brand-primary) !important;
}

/* Nav Menu Bar */
.b2b-nav-bar, .na.b2b-nav-bar, .na, .mb_c, .mobi_bt, nav.mb0, .nav-inner {
  background: var(--brand-primary) !important;
  box-shadow: 0 4px 10px rgba(var(--brand-primary-rgb),  0.2) !important;
  margin-top: 10px !important;
  border-radius: 4px !important;
  overflow: visible !important;
}

#nav, .b2b-nav-list, ul.nav_main {
  display: flex !important;
  flex-wrap: nowrap !important;
  justify-content: space-between !important;
  align-items: center !important;
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  width: 100% !important;
  overflow: visible !important;
}

#nav > li, .b2b-nav-list > li, ul.nav_main > li {
  float: none !important;
  display: flex !important;
  align-items: center !important;
  margin: 0 !important;
  position: relative !important;
  flex: 1 1 auto !important;
  justify-content: center !important;
  border-right: 1px solid rgba(255, 255, 255, 0.15) !important;
  overflow: visible !important;
}

#nav > li:last-child, .b2b-nav-list > li:last-child {
  border-right: none !important;
}

#nav > li > a, .b2b-nav-list > li > a, ul.nav_main > li > a {
  position: relative !important;
  z-index: 10 !important;
  cursor: pointer !important;
  pointer-events: auto !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 12px 10px !important;
  color: var(--bg-primary) !important;
  font-family: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif !important;
  font-weight: 700 !important;
  font-size: 13px !important;
  text-decoration: none !important;
  text-transform: uppercase !important;
  letter-spacing: 0.02em !important;
  text-shadow: none !important;
  white-space: nowrap !important;
  width: 100% !important;
  text-align: center !important;
  transition: background-color 0.2s ease, color 0.2s ease !important;
}

#nav > li > a > span, .b2b-nav-list > li > a > span, ul.nav_main > li > a > span {
  font-family: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif !important;
  letter-spacing: 0.02em !important;
  padding: 0 !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  color: var(--bg-primary) !important;
  text-shadow: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
}

/* Fix down_icon arrow spacing - Relative positioning so it NEVER overlaps text */
#nav > li > a > span i.down_icon,
.b2b-nav-list > li > a > span i.down_icon,
i.down_icon {
  position: relative !important;
  top: 0 !important;
  right: auto !important;
  left: auto !important;
  margin-left: 6px !important;
  display: inline-block !important;
  vertical-align: middle !important;
  width: 0 !important;
  height: 0 !important;
  border-style: solid !important;
  border-width: 4px 4px 0 4px !important;
  border-color: var(--bg-primary) transparent transparent transparent !important;
  transition: transform 0.2s ease, border-color 0.2s ease !important;
}

#nav > li:hover > a > span i.down_icon,
.b2b-nav-list > li:hover > a > span i.down_icon {
  border-color: var(--brand-gold-hover) transparent transparent transparent !important;
  transform: translateY(2px) !important;
}

#nav > li:hover > a, .b2b-nav-list > li:hover > a {
  background: var(--brand-primary-hover) !important;
  color: var(--brand-gold-hover) !important;
}

#nav > li:hover > a > span, .b2b-nav-list > li:hover > a > span {
  color: var(--brand-gold-hover) !important;
}

#nav > li.active > a, .b2b-nav-list > li.active > a, ul.nav_main > li.active > a {
  background: var(--brand-primary-hover) !important;
  color: var(--brand-gold-hover) !important;
  box-shadow: inset 0 -3px 0 var(--brand-gold-hover) !important;
}

#nav > li.active > a > span, .b2b-nav-list > li.active > a > span {
  color: var(--brand-gold-hover) !important;
}

/* Submenu Dropdown (.level0-wrapper) Smooth Hover & Seamless Mouse Bridge */
#nav > li.parent, .b2b-nav-list > li.parent {
  position: relative !important;
  overflow: visible !important;
}

#nav .level0-wrapper,
.b2b-nav-list .level0-wrapper {
  position: absolute !important;
  top: 100% !important;
  left: 0 !important;
  width: max-content !important;
  min-width: 320px !important;
  max-width: 480px !important;
  background: var(--bg-primary) !important;
  border-radius: 0 0 8px 8px !important;
  box-shadow: 0 12px 30px rgba(var(--brand-primary-rgb),  0.22) !important;
  border: 1px solid var(--b2b-border) !important;
  border-top: 3px solid var(--b2b-primary) !important;
  z-index: 999999 !important;
  padding: 8px 0 !important;
  margin: 0 !important;
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease !important;
  transform: translateY(6px) !important;
}

/* Invisible bridge element so moving mouse down never loses hover state */
#nav .level0-wrapper::before,
.b2b-nav-list .level0-wrapper::before {
  content: '' !important;
  position: absolute !important;
  top: -15px !important;
  left: 0 !important;
  right: 0 !important;
  height: 15px !important;
  background: transparent !important;
  pointer-events: auto !important;
}

#nav > li:hover > .level0-wrapper,
.b2b-nav-list > li:hover > .level0-wrapper,
#nav > li.parent:hover > .level0-wrapper {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
  transform: translateY(0) !important;
  display: block !important;
  left: 0 !important;
}

/* Dropdown Submenu Link Items */
#nav .level0-wrapper ul,
.b2b-nav-list .level0-wrapper ul {
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  display: block !important;
}

#nav .level0-wrapper li,
.b2b-nav-list .level0-wrapper li {
  display: block !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  border: none !important;
  float: none !important;
}

#nav .level0-wrapper li a,
.b2b-nav-list .level0-wrapper li a {
  display: block !important;
  padding: 10px 18px !important;
  color: var(--text-primary) !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  text-transform: none !important;
  text-align: left !important;
  border: none !important;
  background: transparent !important;
  transition: background-color 0.15s ease, color 0.15s ease !important;
  white-space: normal !important;
  word-break: break-word !important;
  line-height: 1.45 !important;
  pointer-events: auto !important;
  cursor: pointer !important;
}

#nav .level0-wrapper li a:hover,
.b2b-nav-list .level0-wrapper li a:hover {
  background-color: var(--brand-gold-soft) !important;
  color: var(--brand-primary) !important;
  font-weight: 600 !important;
}

/* ==========================================================================
   Bảng Giá Thép (Modern Table & Interactive Controls)
   ========================================================================== */
.b2b-price-section {
  background: var(--b2b-white);
  border-radius: var(--b2b-radius);
  padding: 24px;
  margin-bottom: 30px;
  box-shadow: var(--b2b-shadow-sm);
  border: 1px solid var(--b2b-border);
}

.b2b-price-header-banner {
  background: linear-gradient(135deg, var(--b2b-primary-dark) 0%, var(--b2b-primary) 100%);
  color: white;
  padding: 20px 24px;
  border-radius: var(--b2b-radius);
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.b2b-price-title h1, .b2b-price-title h2 {
  font-size: 22px;
  font-weight: 800;
  margin: 0 0 4px 0;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: white !important;
}

.b2b-price-date-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.2);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.b2b-price-contact-pill {
  background: var(--brand-gold-hover);
  color: var(--text-primary);
  padding: 8px 18px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none !important;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
}

.b2b-price-contact-pill:hover {
  background: var(--brand-gold);
  color: white;
}

/* Toolbar Controls: Search, Tabs, VAT Switch */
.b2b-table-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--b2b-bg-light);
  padding: 14px 18px;
  border-radius: var(--b2b-radius);
  border: 1px solid var(--b2b-border);
  margin-bottom: 20px;
}

.b2b-filter-input-wrap {
  position: relative;
  min-width: 260px;
  flex: 1;
}

.b2b-filter-input-wrap i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--b2b-text-muted);
}

.b2b-filter-input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  border: 1px solid var(--b2b-border);
  border-radius: 6px;
  font-size: 14px;
  outline: none;
  background: white;
}

.b2b-filter-input:focus {
  border-color: var(--b2b-primary);
  box-shadow: 0 0 0 3px rgba(var(--brand-primary-rgb),  0.1);
}

/* VAT Switch */
.b2b-vat-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--b2b-primary);
  background: linear-gradient(135deg, var(--brand-gold-soft), var(--brand-gold-soft));
  padding: 12px 22px;
  border-radius: 12px;
  border: 2px solid var(--b2b-primary);
  cursor: pointer;
  user-select: none;
  transition: box-shadow .2s, transform .2s;
  box-shadow: 0 2px 8px rgba(var(--brand-primary-rgb),  0.12);
  margin: 16px 0;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.b2b-vat-toggle:hover {
  box-shadow: 0 4px 16px rgba(var(--brand-primary-rgb),  0.2);
  transform: translateY(-1px);
}

.b2b-vat-toggle:active {
  transform: translateY(0);
}

.b2b-switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
}

.b2b-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.b2b-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--text-secondary);
  transition: .3s;
  border-radius: 26px;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.15);
}

.b2b-slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

input:checked + .b2b-slider {
  background-color: var(--b2b-accent);
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.15), 0 0 8px rgba(245, 158, 11, 0.4);
}

input:checked + .b2b-slider:before {
  transform: translateX(22px);
}

/* Redesigned Table Styling - Compact Product Name Column */
.vinh-table, .b2b-table {
  width: 100%;
  table-layout: auto;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--b2b-border);
  border-radius: var(--b2b-radius);
  overflow: hidden;
  background: white;
  margin-bottom: 24px;
  box-shadow: var(--b2b-shadow-sm);
}

.vinh-table tr.tr-head, .b2b-table tr.tr-head {
  background: var(--b2b-primary-dark) !important;
  color: var(--bg-primary) !important;
  font-weight: 700 !important;
  font-size: 13px !important;
  text-transform: uppercase !important;
  letter-spacing: 0.03em !important;
}

.vinh-table tr.tr-head td, .b2b-table tr.tr-head th, .vinh-table tr.tr-head th, .b2b-table tr.tr-head td,
.vinh-table tr.tr-head td span, .b2b-table tr.tr-head th span, .vinh-table tr.tr-head th span, .b2b-table tr.tr-head td span {
  padding: 12px 14px !important;
  border: none !important;
  border-bottom: 2px solid rgba(0, 0, 0, 0.1) !important;
  vertical-align: middle !important;
  color: var(--bg-primary) !important;
}

.vinh-table tr.tr-hover, .b2b-table tr.tr-body {
  transition: background-color 0.15s ease !important;
}

.vinh-table tr.tr-hover:hover, .b2b-table tr.tr-body:hover {
  background-color: var(--b2b-primary-light) !important;
}

.vinh-table tr.tr-hover:nth-child(even) {
  background-color: var(--bg-secondary);
}

.vinh-table td, .b2b-table td {
  padding: 12px 14px !important;
  border-bottom: 1px solid var(--bg-primary) !important;
  border-right: 1px solid var(--bg-primary) !important;
  font-size: 14px !important;
  color: var(--b2b-text-main) !important;
  vertical-align: middle !important;
}

.vinh-table td:last-child, .b2b-table td:last-child {
  border-right: none !important;
}

/* Compact Product Name Column width - Fits longest text + small gap (Desktop only) */
.td-tensp, .vinh-table .td-tensp, .b2b-table .td-tensp, .vinh-table th.col-tensp, .b2b-table th.col-tensp {
  font-weight: 600;
  color: var(--b2b-primary);
}

@media (min-width: 821px) {
  .td-tensp, .vinh-table .td-tensp, .b2b-table .td-tensp, .vinh-table th.col-tensp, .b2b-table th.col-tensp {
    white-space: nowrap;
    width: 1%;
    padding-right: 28px;
  }
}

.td-tensp a {
  color: var(--b2b-primary) !important;
  text-decoration: none !important;
}

.td-tensp a:hover {
  color: var(--b2b-accent) !important;
  text-decoration: underline !important;
}

.td-tensp a {
  color: var(--b2b-primary) !important;
  text-decoration: none !important;
}

.td-tensp a:hover {
  color: var(--b2b-accent) !important;
  text-decoration: underline !important;
}

.badge-spec {
  display: inline-block;
  padding: 2px 8px;
  background: var(--border-light);
  color: var(--border-medium);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}

/* Mobile inline spec row — hidden on desktop, shown on mobile */
.mobile-spec-row {
  display: none;
}

.b2b-price-val {
  font-weight: 700;
  color: var(--text-primary);
}

.b2b-price-val-vat {
  font-weight: 700;
  color: var(--b2b-primary);
}

.b2b-btn-quote-sm {
  padding: 6px 12px;
  background: var(--b2b-primary);
  color: white !important;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none !important;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.b2b-btn-quote-sm:hover {
  background: var(--b2b-accent);
}

/* ==========================================================================
   Product Detail Page Modernization (`sanpham.aspx`)
   ========================================================================== */
/* Image Zoom Container - Keeping transform scale(1.4) as user requested */
.div-sp-1-4 .img-sp, .details-product .large-image {
  overflow: hidden !important;
  border-radius: 6px;
  background: var(--bg-secondary);
}

.div-sp-1-4 .img-sp img, .details-product .large-image img {
  transition: transform 0.4s ease-in-out !important;
  max-width: 100%;
}

.div-sp-1-4:hover .img-sp img, .details-product .large-image:hover img {
  transform: scale(1.4) !important;
}

/* Product Spec Cards */
.box_green.o1, .box_green.o2 {
  background: white !important;
  border: 1px solid var(--b2b-border) !important;
  border-radius: var(--b2b-radius) !important;
  padding: 14px 18px !important;
  margin-bottom: 12px !important;
  box-shadow: var(--b2b-shadow-sm) !important;
}

.box_green .fnew, .box_green .stock-brand-title {
  color: var(--b2b-text-muted) !important;
  font-weight: 600 !important;
  font-size: 13px !important;
}

.box_green .a-stock, .box_green .product_sku {
  color: var(--b2b-text-main) !important;
  font-weight: 700 !important;
  font-size: 15px !important;
}

/* Cart / Quote Action Buttons */
.btn-cart.add_to_cart {
  background: linear-gradient(135deg, var(--b2b-accent) 0%, var(--brand-gold-hover) 100%) !important;
  color: white !important;
  border: none !important;
  padding: 12px 28px !important;
  border-radius: 50px !important;
  font-weight: 700 !important;
  font-size: 15px !important;
  text-transform: uppercase !important;
  box-shadow: 0 4px 12px rgba(var(--brand-gold-rgb),  0.3) !important;
  cursor: pointer !important;
  transition: transform 0.2s, box-shadow 0.2s !important;
}

.btn-cart.add_to_cart:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 16px rgba(var(--brand-gold-rgb),  0.4) !important;
}

/* Product Cards Grid */
.div-sp-1-4 {
  background: white !important;
  border: 1px solid var(--b2b-border) !important;
  border-radius: var(--b2b-radius) !important;
  padding: 12px !important;
  transition: box-shadow 0.2s, transform 0.2s !important;
  box-shadow: var(--b2b-shadow-sm) !important;
}

.div-sp-1-4:hover {
  box-shadow: var(--b2b-shadow-md) !important;
  transform: translateY(-3px) !important;
}

.div-sp-1-4 h3 a {
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-weight: 700 !important;
  font-size: 14px !important;
  color: var(--b2b-primary) !important;
  line-height: 1.4 !important;
}

/* Breadcrumbs Modernization */
#breadcrumb {
  background: var(--bg-primary) !important;
  border-radius: var(--b2b-radius) !important;
  padding: 12px 18px !important;
  border: 1px solid var(--b2b-border) !important;
  box-shadow: var(--b2b-shadow-sm) !important;
  margin-bottom: 20px !important;
  float: none !important;
  width: 100% !important;
  display: flex !important;
  align-items: center !important;
}

.breadcrumb, .breadcrumbs {
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
  display: flex !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  gap: 6px !important;
  font-size: 14px !important;
}

.breadcrumb > li, .breadcrumbs li {
  display: inline-flex !important;
  align-items: center !important;
  font-size: 14px !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
}

.breadcrumb > li > a, .breadcrumb > li > span, #breadcrumb a, #breadcrumb span, .breadcrumbs a, .breadcrumbs span {
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  color: var(--border-medium) !important;
  text-decoration: none !important;
}

.breadcrumb > li > a:hover, #breadcrumb a:hover, .breadcrumbs a:hover {
  color: var(--b2b-primary) !important;
  text-decoration: underline !important;
}

.breadcrumb > li.last > a, .breadcrumb > li.last > span, .breadcrumb > li.active, .breadcrumbs li.last strong {
  color: var(--b2b-primary) !important;
  font-weight: 700 !important;
  font-size: 14px !important;
}

.breadcrumb i.fa, .breadcrumb .fa-angle-double-right {
  font-size: 12px !important;
  color: var(--text-muted) !important;
  margin: 0 4px !important;
}

/* Modern B2B Footer Styling */
#footer, .b2b-footer {
  background: linear-gradient(180deg, var(--brand-primary-hover) 0%, var(--brand-primary-hover) 100%) !important;
  color: var(--text-secondary) !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  margin-top: 40px !important;
  border-top: 3px solid var(--b2b-primary) !important;
}

#footer h2.heading, .b2b-footer-title {
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  font-size: 16px !important;
  font-weight: 800 !important;
  color: var(--bg-primary) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.01em !important;
  margin-bottom: 16px !important;
}

#footer a, .b2b-footer a {
  transition: color 0.2s ease !important;
}

#footer a:hover, .b2b-footer a:hover {
  color: var(--brand-gold-hover) !important;
}

.b2b-footer-social a:hover {
  background: var(--brand-gold-hover) !important;
  color: var(--text-primary) !important;
  transform: translateY(-2px);
}

/* Table Responsive Scroll Wrapper - Desktop only scrolls, mobile uses card layout */
.b2b-table-wrapper, .table-responsive, .tbl-price {
  width: 100%;
  margin-bottom: 20px;
  border-radius: var(--b2b-radius);
  border: 1px solid var(--b2b-border);
  background: white;
}

@media (min-width: 821px) {
  .b2b-table-wrapper, .table-responsive, .tbl-price {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

.b2b-mobile-scroll-hint {
  display: none; /* Hidden by default; shown via JS or explicit class on desktop */
  text-align: right;
  font-size: 12px;
  font-weight: 600;
  color: var(--b2b-primary);
  background: var(--b2b-primary-light);
  padding: 8px 14px !important;
  border-bottom: 1px solid var(--b2b-border) !important;
  letter-spacing: 0.01em !important;
}

@media (max-width: 820px) {
  .b2b-header-top-row {
    flex-wrap: nowrap !important;
    gap: 8px !important;
    padding: 8px 0 !important;
    width: 100% !important;
  }

  .b2b-logo-wrap {
    gap: 8px !important;
    flex: 1 1 auto !important;
    min-width: 0 !important;
  }

  .b2b-logo-img, .b2b-logo-wrap img {
    max-height: 42px !important;
  }

  .logo h2.title-logo a, h2.title-logo a, .b2b-brand-title {
    font-size: 14px !important;
    line-height: 1.3 !important;
    white-space: normal !important;
    text-shadow: none !important;
    overflow: visible !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    word-break: break-word !important;
  }

  .b2b-brand-sub {
    font-size: 9px !important;
    padding: 2px 6px !important;
    line-height: 1.25 !important;
    margin-top: 2px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px !important;
    max-width: 100% !important;
    overflow: hidden !important;
  }
  .b2b-subtitle-marquee {
    display: inline-block !important;
    max-width: 100% !important;
    overflow: hidden !important;
    white-space: nowrap !important;
  }
  .b2b-subtitle-marquee span {
    display: inline-block !important;
    padding-left: 100% !important;
    animation: b2b-marquee 15s linear infinite !important;
    will-change: transform !important;
  }

  /* Hide trust badges on mobile */
  .b2b-header-trust {
    display: none !important;
  }

  /* Mobile CTAs: compact layout */
  .b2b-header-ctas {
    gap: 6px !important;
    flex-shrink: 0 !important;
  }

  a.b2b-header-contact {
    padding: 6px 10px 6px 8px !important;
    gap: 6px !important;
    border-radius: 10px !important;
  }

  .b2b-contact-icon {
    width: 32px !important;
    height: 32px !important;
    font-size: 14px !important;
  }

  .b2b-contact-text span {
    font-size: 9px !important;
  }

  .b2b-contact-text strong {
    font-size: 13px !important;
  }

  a.b2b-header-zalo {
    padding: 6px 10px !important;
    border-radius: 10px !important;
  }

  .b2b-zalo-icon {
    width: 18px !important;
    height: 18px !important;
  }

  a.b2b-header-zalo span {
    display: none !important;
  }

  .b2b-header-wrapper {
    flex-direction: column !important;
    align-items: stretch !important;
  }
  
  .b2b-search-box {
    max-width: 100% !important;
  }
  
  .b2b-table-toolbar {
    flex-direction: column !important;
    align-items: stretch !important;
  }

  .b2b-filter-input-wrap {
    min-width: 0 !important;
  }

  .b2b-vat-toggle {
    flex-wrap: wrap !important;
    justify-content: center !important;
    text-align: center !important;
  }

  /* Mobile search — spacing & sizing */
  .b2b-mobile-search {
    padding: 6px 0 2px !important;
  }

  .b2b-mobile-search .b2b-search-input {
    font-size: 14px !important;
    padding: 10px 46px 10px 14px !important;
  }

  .b2b-mobile-search .b2b-search-btn {
    width: 40px !important;
    font-size: 16px !important;
  }

  .b2b-mobile-tags {
    gap: 6px !important;
    margin-top: 10px !important;
  }

  .b2b-mobile-tags-label {
    font-size: 11px !important;
  }

  .b2b-mobile-tags .b2b-search-tag {
    padding: 4px 10px !important;
    font-size: 12px !important;
  }
}

@media (max-width: 820px) {
  /* Container constraints — prevent horizontal overflow */
  .b2b-price-cat-block, .b2b-table-wrapper, .table-responsive {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    overflow-x: hidden !important;
    border: none !important;
    background: transparent !important;
    margin-bottom: 20px !important;
    box-shadow: none !important;
  }

  .b2b-mobile-scroll-hint {
    display: none !important;
  }

  /* Hide desktop-only columns on mobile */
  .col-hide-mobile { display: none !important; }
  /* Keep action button visible — use table-cell (not block) so td renders correctly in table layout */
  .col-action.col-hide-mobile { display: table-cell !important; }

  /* Show inline spec data under product name */
  .mobile-spec-row { display: inline !important; }
  .mobile-spec-label { font-weight: 600; color: var(--text-muted); margin-right: 4px; font-size: 12px; }
  .sp-name-text { display: block; margin-bottom: 4px; }

  /* Mobile typography */
  body { font-size: 14px !important; }
  h2#bang-gia { font-size: 16px !important; }
  .b2b-price-title h1, .b2b-price-title h2 { font-size: 18px !important; }

  .b2b-no-results-card {
    flex-direction: column !important;
    padding: 18px !important;
  }

  .b2b-btn-call, .b2b-btn-zalo {
    width: 100% !important;
    justify-content: center !important;
  }
}

/* Universal Fix against 1-letter vertical text collapsing on desktop */
@media (min-width: 821px) {
  th.col-tensp, .vinh-table th.col-tensp, .b2b-table th.col-tensp, .vinh-table tr.tr-head th {
    white-space: nowrap !important;
    word-break: normal !important;
    word-wrap: normal !important;
    min-width: 170px !important;
  }

  .td-tensp, .vinh-table .td-tensp, .b2b-table .td-tensp {
    min-width: 170px !important;
    white-space: normal !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }
}

/* High-Converting No-Search-Result Banner */
.b2b-no-results-card {
  background: linear-gradient(135deg, var(--brand-gold-soft) 0%, var(--brand-gold-soft) 100%) !important;
  border: 1px solid var(--brand-gold-soft) !important;
  border-left: 5px solid var(--b2b-primary) !important;
  border-radius: var(--b2b-radius) !important;
  padding: 24px !important;
  margin: 24px 0 !important;
  display: flex !important;
  gap: 20px !important;
  align-items: flex-start !important;
  box-shadow: var(--b2b-shadow-sm) !important;
}

.b2b-no-results-icon {
  width: 48px !important;
  height: 48px !important;
  background: var(--b2b-primary) !important;
  color: white !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 22px !important;
  flex-shrink: 0 !important;
}

.b2b-no-results-content h3 {
  font-size: 18px !important;
  font-weight: 800 !important;
  color: var(--b2b-primary-dark) !important;
  margin: 0 0 8px 0 !important;
}

.b2b-no-results-content p {
  font-size: 14px !important;
  color: var(--border-medium) !important;
  line-height: 1.6 !important;
  margin: 0 0 16px 0 !important;
}

.b2b-no-results-actions {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 12px !important;
}

.b2b-btn-call {
  background: var(--brand-gold) !important;
  color: white !important;
  padding: 10px 20px !important;
  border-radius: 50px !important;
  font-weight: 700 !important;
  font-size: 14px !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  box-shadow: 0 4px 10px rgba(var(--brand-gold-rgb),  0.25) !important;
}

.b2b-btn-call:hover {
  background: var(--brand-gold-hover) !important;
}

.b2b-btn-zalo {
  background: var(--zalo-primary, #0068ff) !important;
  color: white !important;
  padding: 10px 20px !important;
  border-radius: 50px !important;
  font-weight: 700 !important;
  font-size: 14px !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  box-shadow: 0 4px 10px rgba(0, 104, 255, 0.25) !important;
}

.b2b-btn-zalo:hover {
  background: var(--zalo-primary-hover, #0052cc) !important;
}

/* Search highlight animation */
@keyframes b2b-highlight-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(245,158,11,0.7); background-color: rgba(245,158,11,0.15); }
  50%  { box-shadow: 0 0 14px 4px rgba(245,158,11,0.35); background-color: rgba(245,158,11,0.06); }
  100% { box-shadow: none; background-color: transparent; }
}

.b2b-highlight-match {
  animation: b2b-highlight-pulse 2s ease-out;
  border-radius: 6px;
}

/* ============================================================
   JS-Generated Mobile Price Cards (≤820px)
   Generated by mobilePriceCards() in bang-gia-thep.aspx / sanpham-loai.aspx
   Target: iPhone 8 Plus (414 × 736px)
   ============================================================ */
.b2b-mobile-cards-wrap {
  width: 100%;
  box-sizing: border-box;
  padding: 0 4px;
}

.b2b-price-card-item {
  width: 100%;
  box-sizing: border-box;
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--brand-primary);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 14px;
  box-shadow: 0 2px 8px rgba(var(--brand-primary-rgb),  0.08);
  overflow: hidden;
}

/* Product name — bold blue header of each card */
.b2b-card-name {
  font-size: 14px;
  font-weight: 800;
  color: var(--brand-primary);
  line-height: 1.4;
  padding-bottom: 9px;
  margin-bottom: 9px;
  border-bottom: 1px dashed var(--text-secondary);
  white-space: normal;
  word-break: break-word;
  overflow-wrap: break-word;
}

/* Label-value rows */
.b2b-card-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 3px 0;
  font-size: 13px;
  color: var(--border-medium);
  gap: 8px;
}

.b2b-card-label {
  flex: 0 0 auto;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.b2b-card-val {
  flex: 1 1 auto;
  text-align: right;
  font-weight: 600;
  color: var(--text-primary);
  white-space: normal;
  word-break: break-word;
}

/* Total price row — highlighted amber */
.b2b-card-total {
  background: var(--brand-gold-soft);
  border-radius: 6px;
  padding: 5px 8px;
  margin: 4px -8px;
}

.b2b-card-total .b2b-card-val strong,
.b2b-card-total .b2b-card-val {
  color: var(--brand-gold);
  font-weight: 800;
  font-size: 14px;
}

/* Action / Quote button row */
.b2b-card-action {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--bg-primary);
}

.b2b-card-action a {
  display: flex;
  width: 100%;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary));
  color: var(--bg-primary) !important;
  font-size: 13px;
  font-weight: 700;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 3px 8px rgba(var(--brand-primary-rgb),  0.25);
  transition: background 0.2s ease;
}

.b2b-card-action a:hover {
  background: linear-gradient(135deg, var(--brand-gold-hover), var(--brand-gold));
  color: var(--text-primary) !important;
}

/* ==========================================================================
   Utility: hidden-tablet, hidden-desktop
   ========================================================================== */
.hidden-tablet { display: block !important; }
.hidden-desktop { display: block !important; }
@media (min-width: 901px) and (max-width: 1024px) {
  .hidden-tablet { display: none !important; }
}
@media (min-width: 1025px) {
  .hidden-desktop { display: none !important; }
}
@media (max-width: 767px) {
  .hidden-desktop { display: block !important; }
}

/* ==========================================================================
   Hamburger Menu (overrides menu-all.css legacy styles)
   ========================================================================== */
/* Reset old #mobile-menu layout from menu-all.css — must beat position/float/absolute */
#mobile-menu {
  position: static !important;
  top: auto !important;
  right: auto !important;
  float: none !important;
  text-align: center !important;
}

/* Force hide OLD hamburger child elements (new button has no these children) */
#mobile-menu .navmenu, #mobile-menu .menutop, #mobile-menu .toggle,
#mobile-menu .line_mn, #mobile-menu .line_mn .icon-bar {
  display: none !important;
}

/* New Hamburger Button — default hidden, shown only on mobile via media query below */
.b2b-hamburger {
  display: none !important;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  margin: 0;
  background: transparent;
  border: 2px solid var(--border-light);
  border-radius: 10px;
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.2s, background 0.2s;
  -webkit-tap-highlight-color: transparent;
  position: relative;
  z-index: 100;
}
.b2b-hamburger:hover {
  border-color: var(--brand-primary);
  background: rgba(var(--brand-primary-rgb),  0.05);
}

/* Hamburger Lines */
.b2b-hamburger-line {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--brand-primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, background 0.2s;
}

/* Active state: lines → X */
.b2b-hamburger.active .b2b-hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: var(--brand-gold-hover);
}
.b2b-hamburger.active .b2b-hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.b2b-hamburger.active .b2b-hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: var(--brand-gold-hover);
}
.b2b-hamburger.active {
  border-color: var(--brand-gold-hover);
  background: rgba(245, 158, 11, 0.08);
}

/* Show hamburger on mobile + tablet (up to 1080px to cover iPad Pro viewport quirks) */
@media (max-width: 1080px) {
  #mobile-menu.b2b-hamburger {
    display: flex !important;
  }
}

/* Hide hamburger on desktop */
@media (min-width: 1081px) {
  #mobile-menu.b2b-hamburger {
    display: none !important;
  }
}

/* Extended tablet range (1025-1080px): hide nav bar, show only hamburger */
@media (min-width: 1025px) and (max-width: 1080px) {
  .b2b-nav-bar {
    display: none !important;
  }
}

/* Explicitly hide mobile-only elements on desktop */
@media (min-width: 768px) {
  .b2b-mobile-search {
    display: none !important;
  }
  .b2b-mobile-cta {
    display: none !important;
  }
  .b2b-mobile-trust {
    display: none !important;
  }
}

/* ==========================================================================
   Mobile Drawer Navigation (overrides menu-all.css)
   ========================================================================== */
#nav-mobile {
  background: var(--bg-primary) !important;
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15) !important;
  border-right: none !important;
  top: 0 !important;
}
#nav-mobile .lg {
  border-bottom: 3px solid var(--brand-primary) !important;
  padding: 15px !important;
  background: linear-gradient(135deg, var(--brand-gold-soft) 0%, var(--brand-gold-soft) 100%) !important;
}
#nav-mobile .clx {
  position: relative !important;
  top: auto !important;
  left: auto !important;
  right: auto !important;
  width: 100% !important;
  padding: 14px 15px !important;
  background: var(--brand-primary) !important;
  color: var(--bg-primary) !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  text-align: right !important;
  border-bottom: none !important;
  cursor: pointer !important;
  z-index: 10 !important;
  display: block !important;
}
#nav-mobile.openx {
  transform: translate(0, 0) !important;
  -webkit-transform: translate(0, 0) !important;
}
#nav-mobile ul li a {
  color: var(--text-primary) !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  padding: 12px 15px !important;
  border-bottom: 1px solid var(--bg-primary) !important;
  transition: background 0.15s, color 0.15s !important;
}
#nav-mobile ul li a:hover {
  background: var(--brand-gold-soft) !important;
  color: var(--brand-primary) !important;
}
#nav-mobile li.level0-.level0 > .magicat-cat > a {
  font-weight: 700 !important;
  color: var(--brand-primary) !important;
  font-size: 14px !important;
}
#nav-mobile li.level0-.level0.open.active > span > a {
  color: var(--brand-gold-hover) !important;
}
#nav-mobile ul#magicat2 li span.magicat-cat {
  border-bottom: 1px solid var(--border-light) !important;
}
#nav-mobile .level1- .magicat-cat {
  padding-left: 20px !important;
}
#nav-mobile .level1- .magicat-cat a {
  font-size: 13px !important;
  color: var(--border-medium) !important;
}
/* Overlay backdrop (uses existing 'opacitycart' class from menu JS) */
body.opacitycart::before {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 9998;
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Tablet Landscape / Small Desktop (901px-1024px): 3-column layout */
@media (min-width: 901px) and (max-width: 1024px) {
  .b2b-header-top-row {
    gap: 16px !important;
    padding: 12px 0 !important;
  }

  .b2b-logo-img, .b2b-logo-wrap img {
    max-height: 50px !important;
  }

  .logo h2.title-logo a, h2.title-logo a, .b2b-brand-title {
    font-size: 17px !important;
  }

  .b2b-brand-sub {
    font-size: 10px !important;
    padding: 2px 8px !important;
    max-width: 100% !important;
    overflow: hidden !important;
  }
  .b2b-subtitle-marquee {
    display: inline-block !important;
    max-width: 100% !important;
    overflow: hidden !important;
    white-space: nowrap !important;
  }
  .b2b-subtitle-marquee span {
    display: inline-block !important;
    padding-left: 100% !important;
    animation: b2b-marquee 18s linear infinite !important;
    will-change: transform !important;
  }

  a.b2b-header-contact {
    padding: 7px 14px 7px 9px !important;
  }

  .b2b-contact-icon {
    width: 34px !important;
    height: 34px !important;
    font-size: 15px !important;
  }

  .b2b-contact-text strong {
    font-size: 14px !important;
  }

  a.b2b-header-zalo {
    padding: 8px 14px !important;
    font-size: 12px !important;
  }

  /* Topbar: hide email, keep rest */
  .b2b-topbar-email { display: none !important; }

  /* Nav: smaller font */
  #nav > li > a { font-size: 12px !important; padding: 10px 8px !important; }
  #nav > li > a > span { font-size: 12px !important; }
  .b2b-nav-price-pill > a { padding: 6px 14px !important; font-size: 12px !important; }

  /* Footer: 2-column layout */
  .b2b-footer-grid { flex-wrap: wrap !important; }
  .b2b-footer-col-info { flex: 1 1 45% !important; min-width: 280px !important; }
  .b2b-footer-col-links { flex: 1 1 45% !important; min-width: 220px !important; }
  .b2b-footer-col-contact { flex: 1 1 100% !important; }
}
/* ==========================================================================
   Mobile + Tablet Portrait (max-width: 900px): Unified Flex Row Layout
   ========================================================================== */
@media (max-width: 900px) {
  /* Topbar: hide on tablet too */
  .b2b-topbar { display: none !important; }

  /* Header: flex row - logo left, hamburger right */
  .b2b-header-inner { padding-top: 10px !important; }
  .b2b-header-top-row {
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 16px !important;
    padding-bottom: 8px !important;
    width: 100% !important;
  }

  /* Logo + Brand: flex item, takes remaining space */
  .b2b-logo-wrap {
    flex: 1 1 auto !important;
    width: auto !important;
    min-width: 0 !important;
    gap: 8px !important;
    padding-right: 16px !important; /* space for hamburger */
  }
  .b2b-logo-img, .b2b-logo-wrap img {
    max-height: 42px !important;
    flex-shrink: 0 !important;
  }
  .b2b-brand-text {
    min-width: 0 !important;
    flex: 1 1 0 !important;
  }
  .logo h2.title-logo a, h2.title-logo a, .b2b-brand-title {
    font-size: 15px !important;
    line-height: 1.3 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    word-break: break-word !important;
    overflow: hidden !important;
  }
  .b2b-brand-sub { 
    font-size: 9px !important; 
    display: inline-flex !important; 
    align-items: center !important;
    gap: 4px !important;
    max-width: 100% !important;
    overflow: hidden !important;
  }
  .b2b-subtitle-marquee {
    display: inline-block !important;
    max-width: 100% !important;
    overflow: hidden !important;
    white-space: nowrap !important;
  }
  .b2b-subtitle-marquee span {
    display: inline-block !important;
    padding-left: 100% !important;
    animation: b2b-marquee 15s linear infinite !important;
    will-change: transform !important;
  }

  /* Hide desktop trust badges */
  .b2b-header-trust { display: none !important; }

  /* CTAs container: only hamburger visible, at right edge */
  .b2b-header-ctas {
    display: flex !important;
    justify-content: flex-end !important;
    width: auto !important;
    flex-shrink: 0 !important;
    margin-top: 0 !important;
    gap: 8px !important;
  }
  a.b2b-header-contact { display: none !important; }
  a.b2b-header-zalo { display: none !important; }

  /* Hamburger: visible, in flow at right edge */
  #mobile-menu.b2b-hamburger {
    display: flex !important;
    flex-shrink: 0 !important;
    width: 44px !important;
    height: 44px !important;
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: 8px !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 0 !important;
  }
  #mobile-menu.b2b-hamburger .b2b-hamburger-line {
    display: block !important;
    width: 20px !important;
    height: 2px !important;
    background: var(--brand-primary) !important;
    border-radius: 2px !important;
    transition: all 0.2s ease !important;
  }
  #mobile-menu.b2b-hamburger .b2b-hamburger-line + .b2b-hamburger-line {
    margin-top: 5px !important;
  }

  /* Mobile trust row: show */
  .b2b-mobile-trust { display: block !important; margin-top: 8px !important; }

  /* Mobile full-width CTA */
  .b2b-mobile-cta { display: block !important; margin-top: 8px !important; }

  /* Hide desktop search, show mobile search */
  .b2b-header-search-row { display: none !important; }
  .b2b-mobile-search { display: block !important; padding: 8px 0 0 !important; }

  /* Hide desktop nav */
  .b2b-nav-bar { display: none !important; }

  /* Prevent content hidden behind sticky bar */
  #hedix.b2b-header-inner { padding-bottom: 8px !important; }
}

/* ==========================================================================
   Header Redesign: Topbar Phone, CTAs, Mobile Actions, Search Tags, Nav Pill
   ========================================================================== */

/* Topbar hotline link */
.b2b-topbar-phone {
  color: var(--brand-gold-hover) !important;
  font-weight: 700 !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 5px !important;
  white-space: nowrap !important;
  transition: color 0.15s ease !important;
}
.b2b-topbar-phone:hover { color: var(--brand-gold) !important; }

/* Mobile actions group (hamburger + hotline icon) */
.b2b-mobile-actions {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
}

/* Mobile hotline icon */
.b2b-mobile-hotline {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 40px !important;
  height: 40px !important;
  background: var(--brand-primary) !important;
  color: var(--bg-primary) !important;
  border-radius: 50% !important;
  text-decoration: none !important;
  font-size: 16px !important;
  flex-shrink: 0 !important;
  transition: background 0.15s !important;
}
.b2b-mobile-hotline:hover { background: var(--brand-primary-hover) !important; }

/* Quick Search Tags */
.b2b-search-tags {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  margin-top: 8px !important;
  flex-wrap: wrap !important;
}
.b2b-search-tags-label {
  font-size: 12px !important;
  font-weight: 600 !important;
  color: var(--text-muted) !important;
  white-space: nowrap !important;
}
.b2b-search-tag {
  background: var(--bg-primary) !important;
  border: 1px solid var(--border-light) !important;
  padding: 4px 12px !important;
  border-radius: 50px !important;
  font-size: 12px !important;
  font-weight: 500 !important;
  color: var(--border-medium) !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
}
.b2b-search-tag:hover {
  background: var(--brand-gold-soft) !important;
  border-color: var(--brand-primary) !important;
  color: var(--brand-primary) !important;
}

/* Nav Pill: Bảng giá thép */
.b2b-nav-price-pill > a {
  background: linear-gradient(135deg, var(--brand-gold-hover), var(--brand-gold)) !important;
  color: var(--text-primary) !important;
  border-radius: 50px !important;
  padding: 8px 16px !important;
  font-weight: 800 !important;
  box-shadow: 0 2px 6px rgba(245, 158, 11, 0.25) !important;
  transition: transform 0.15s, box-shadow 0.15s !important;
}
.b2b-nav-price-pill > a:hover {
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.35) !important;
  background: linear-gradient(135deg, var(--brand-gold), var(--brand-gold-hover)) !important;
  color: var(--text-primary) !important;
}
.b2b-nav-price-pill > a > span {
  color: var(--text-primary) !important;
}
.b2b-nav-price-pill:hover > a > span {
  color: var(--text-primary) !important;
}
.b2b-nav-price-pill > a > span i {
  border-color: var(--text-primary) transparent transparent transparent !important;
}

/* Mobile Drawer: Contact CTA at top */
.b2b-drawer-contact {
  padding: 0 15px 15px !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
}
.b2b-drawer-phone {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  width: 100% !important;
  padding: 12px !important;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-hover)) !important;
  color: var(--bg-primary) !important;
  border-radius: 8px !important;
  font-weight: 700 !important;
  font-size: 14px !important;
  text-decoration: none !important;
  transition: background 0.15s !important;
}
.b2b-drawer-phone:hover { background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary)) !important; }

/* Mobile Drawer: Footer CTA at bottom */
.b2b-drawer-footer {
  padding: 15px !important;
  border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
}
.b2b-drawer-price {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  width: 100% !important;
  padding: 12px !important;
  background: linear-gradient(135deg, var(--brand-gold-hover), var(--brand-gold)) !important;
  color: var(--text-primary) !important;
  border-radius: 8px !important;
  font-weight: 700 !important;
  font-size: 14px !important;
  text-decoration: none !important;
  transition: transform 0.15s, box-shadow 0.15s !important;
}
.b2b-drawer-price:hover {
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.3) !important;
  color: var(--text-primary) !important;
}

/* ==========================================================================
   Footer Redesign: Grid, Items, Hotline Buttons, Newsletter, Social, Copyright
   ========================================================================== */

/* Footer Grid Layout */
.b2b-footer-grid {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 30px !important;
  justify-content: space-between !important;
}
.b2b-footer-col {
  min-width: 220px !important;
}
.b2b-footer-col-info { flex: 1 1 360px !important; }
.b2b-footer-col-links { flex: 1 1 240px !important; }
.b2b-footer-col-contact { flex: 1 1 280px !important; }

/* Footer Items */
.b2b-footer-item {
  display: flex !important;
  gap: 12px !important;
  margin-bottom: 12px !important;
  color: var(--text-secondary) !important;
  font-size: 14px !important;
  line-height: 1.5 !important;
}
.b2b-footer-item > i {
  color: var(--brand-gold-hover) !important;
  font-size: 16px !important;
  margin-top: 3px !important;
  flex-shrink: 0 !important;
}
.b2b-footer-phone {
  color: var(--bg-primary) !important;
  font-weight: 700 !important;
  text-decoration: none !important;
}
.b2b-footer-email {
  color: var(--bg-primary) !important;
  font-weight: 600 !important;
  text-decoration: none !important;
}

/* Footer Hotline Row */
.b2b-footer-hotline-row {
  flex-wrap: wrap !important;
}
.b2b-footer-hotline-row > div {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 8px !important;
  align-items: center !important;
}
.b2b-footer-hotline-btn {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  background: linear-gradient(135deg, var(--brand-gold-hover), var(--brand-gold)) !important;
  color: var(--text-primary) !important;
  padding: 6px 14px !important;
  border-radius: 50px !important;
  font-weight: 800 !important;
  font-size: 13px !important;
  text-decoration: none !important;
  transition: transform 0.15s, box-shadow 0.15s !important;
}
.b2b-footer-hotline-btn:hover {
  transform: translateY(-1px) !important;
  box-shadow: 0 3px 8px rgba(245, 158, 11, 0.3) !important;
  color: var(--text-primary) !important;
}

/* Footer Links */
.b2b-footer-links {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
.b2b-footer-links li {
  margin-bottom: 10px !important;
}
.b2b-footer-links li a {
  color: var(--text-secondary) !important;
  font-size: 14px !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  transition: color 0.15s !important;
}
.b2b-footer-links li a:hover { color: var(--brand-gold-hover) !important; }
.b2b-footer-links li a i {
  color: var(--brand-gold-hover) !important;
  font-size: 12px !important;
  flex-shrink: 0 !important;
}

/* Footer Newsletter */
.b2b-footer-newsletter {
  position: relative !important;
  margin-bottom: 20px !important;
}
.b2b-footer-email-input {
  width: 100% !important;
  padding: 10px 45px 10px 16px !important;
  border-radius: 50px !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  background: rgba(255, 255, 255, 0.1) !important;
  color: var(--bg-primary) !important;
  font-size: 13px !important;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif !important;
  outline: none !important;
  transition: border-color 0.15s !important;
}
.b2b-footer-email-input::placeholder { color: rgba(255, 255, 255, 0.5) !important; }
.b2b-footer-email-input:focus { border-color: var(--brand-gold-hover) !important; }
.b2b-footer-submit-btn {
  position: absolute !important;
  right: 4px !important;
  top: 4px !important;
  bottom: 4px !important;
  width: 36px !important;
  border: none !important;
  background: var(--brand-gold-hover) !important;
  color: var(--text-primary) !important;
  border-radius: 50% !important;
  cursor: pointer !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 14px !important;
  transition: background 0.15s !important;
}
.b2b-footer-submit-btn:hover { background: var(--brand-gold) !important; }

/* Footer Social Icons */
.b2b-footer-social {
  display: flex !important;
  gap: 10px !important;
}
.b2b-social-icon {
  width: 40px !important;
  height: 40px !important;
  border-radius: 50% !important;
  background: rgba(255, 255, 255, 0.15) !important;
  color: var(--bg-primary) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-decoration: none !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  transition: background 0.15s, transform 0.15s !important;
}
.b2b-social-icon:hover {
  background: var(--brand-gold-hover) !important;
  color: var(--text-primary) !important;
  transform: translateY(-2px) !important;
}
.b2b-social-zalo {
  background: var(--zalo-primary, #0068ff) !important;
  font-size: 12px !important;
}

/* Copyright */
.b2b-copyright {
  background: var(--brand-primary-hover) !important;
  color: var(--text-muted) !important;
  padding: 16px 0 !important;
  text-align: center !important;
  font-size: 13px !important;
  border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
}
.b2b-copyright-main {
  margin-bottom: 6px !important;
}
.b2b-copyright-links {
  display: flex !important;
  justify-content: center !important;
  gap: 16px !important;
  flex-wrap: wrap !important;
}
.b2b-copyright-links a {
  color: var(--text-muted) !important;
  font-size: 12px !important;
  text-decoration: none !important;
  transition: color 0.15s !important;
}
.b2b-copyright-links a:hover { color: var(--brand-gold-hover) !important; }
/* ==========================================================================
   Responsive Breakpoints: Mobile (max-width: 767px) � Micro-optimizations only
   Base mobile layout is handled by max-width: 900px breakpoint
   ========================================================================== */
@media (max-width: 767px) {
  /* Header: extra compact for small phones */
  .b2b-logo-img, .b2b-logo-wrap img { max-height: 36px !important; }
  .logo h2.title-logo a, h2.title-logo a, .b2b-brand-title { font-size: 13px !important; }
  .b2b-brand-sub { display: none !important; }

  /* Ultra-compact CTAs: icon-only hotline/Zalo */
  a.b2b-header-contact { padding: 5px 6px !important; gap: 0 !important; }
  .b2b-contact-icon { width: 28px !important; height: 28px !important; font-size: 12px !important; }
  .b2b-contact-text { display: none !important; }
  a.b2b-header-zalo { padding: 5px 6px !important; }
  a.b2b-header-zalo span { display: none !important; }
  .b2b-zalo-icon { width: 18px !important; height: 18px !important; }

  /* Mobile search/typography tweaks */
  .b2b-mobile-search .b2b-search-input { font-size: 14px !important; padding: 9px 44px 9px 12px !important; }
  .b2b-mobile-search .b2b-search-btn { width: 38px !important; font-size: 16px !important; }
  .b2b-mobile-tags .b2b-search-tag { padding: 3px 8px !important; font-size: 12px !important; }

  /* Footer: smaller text */
  .b2b-footer-item { font-size: 13px !important; }
  .b2b-footer-links li a { font-size: 13px !important; }
  .b2b-footer-title { font-size: 14px !important; }
}

/* ==========================================================================
   Responsive Breakpoints: Small Mobile (max-width: 480px)
   ========================================================================== */
@media (max-width: 480px) {
  /* Header: extra compact */
  .b2b-logo-img, .b2b-logo-wrap img { max-height: 36px !important; }
  h2.title-logo a { font-size: 13px !important; }

   /* Hotline card: ultra compact � hide number, show icon only on tiny screens */
  a.b2b-header-contact { padding: 5px 6px !important; gap: 0 !important; }
  .b2b-contact-icon { width: 28px !important; height: 28px !important; font-size: 12px !important; }
  .b2b-contact-text { display: none !important; }
  a.b2b-header-zalo { padding: 5px 6px !important; }
  a.b2b-header-zalo span { display: none !important; }
  .b2b-zalo-icon { width: 18px !important; height: 18px !important; }

  /* Footer: smaller text */
  .b2b-footer-item { font-size: 13px !important; }
  .b2b-footer-links li a { font-size: 13px !important; }
  .b2b-footer-title { font-size: 14px !important; }
}

/* ==========================================================================
   Safe Areas for iPhone X+ notch
   ========================================================================== */
@supports (padding: env(safe-area-inset-bottom)) {
  .b2b-mobile-bottombar {
    padding-bottom: calc(6px + env(safe-area-inset-bottom)) !important;
  }
}