/* ==========================================================================
   LinkSow Lighting - Apple White Design System & Style Guide
   Style: Clean Apple White Aesthetic (Porcelain / Pure Light Theme)
   Positioning: Lighting Supply & Project Sourcing Partner (Guzhen, Zhongshan)
   Layout Standard: Edge-to-Edge with strict 5% Left/Right Margins (Apple Width)
   ========================================================================== */

:root {
  /* Apple-inspired Clean Porcelain Light Palette */
  --bg-body: #fbfbfd;
  --bg-surface: #f5f5f7;
  --bg-surface-elevated: #ffffff;
  --bg-surface-card: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.82);
  --bg-glass-card: rgba(0, 0, 0, 0.02);

  /* Light Accent / Photometric Spectrum */
  --accent-amber: #d97706;       /* 3000K Warm Light */
  --accent-amber-glow: rgba(217, 119, 6, 0.18);
  --accent-blue: #0071e3;        /* Classic Apple High-Tech Blue */
  --accent-blue-glow: rgba(0, 113, 227, 0.18);
  --accent-cyan: #0284c7;        /* 5000K Clean White Optical */
  --accent-emerald: #059669;     /* Eco / Green Energy */
  --accent-emerald-glow: rgba(5, 150, 105, 0.16);

  /* Borders & Hairlines */
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-card: rgba(0, 0, 0, 0.09);
  --border-hover: rgba(0, 0, 0, 0.18);
  --border-amber: rgba(217, 119, 6, 0.35);

  /* Typography (Apple Contrast Scale) */
  --text-primary: #1d1d1f;       /* Deep Apple Charcoal Black */
  --text-secondary: #515154;     /* Refined Neutral Grey */
  --text-muted: #86868b;         /* Apple Muted Grey */
  --text-inverse: #ffffff;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 16px 40px rgba(0, 0, 0, 0.09);
  --shadow-elevated: 0 24px 60px rgba(0, 0, 0, 0.12);

  /* Easing */
  --ease-apple: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-body);
  color: var(--text-primary);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  background-color: var(--bg-body);
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(0, 113, 227, 0.04), transparent 70%),
    radial-gradient(ellipse 60% 40% at 90% 40%, rgba(217, 119, 6, 0.03), transparent 60%);
  background-attachment: fixed;
}

/* ==========================================================================
   STRICT 5% MARGIN & FULL-WIDTH CONTAINER SYSTEM
   "页面全宽左右5%"
   ========================================================================== */
.apple-container {
  width: 90% !important;
  max-width: 90% !important;
  margin-left: 5% !important;
  margin-right: 5% !important;
}

.apple-px {
  padding-left: 5% !important;
  padding-right: 5% !important;
}

.apple-mx {
  margin-left: 5% !important;
  margin-right: 5% !important;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4.8rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.08;
  color: var(--text-primary);
}

.section-title {
  font-size: clamp(1.8rem, 3.2vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: clamp(1rem, 1.25vw, 1.25rem);
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.6;
}

/* ==========================================================================
   Apple Navigation (Immersive Transparent -> Frosted White on Scroll)
   ========================================================================== */
.apple-navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.35s var(--ease-apple), border-color 0.35s var(--ease-apple), box-shadow 0.35s var(--ease-apple), backdrop-filter 0.35s var(--ease-apple);
}

.apple-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  position: relative;
  z-index: 1002;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
  transition: opacity 0.2s;
}
.brand-logo:hover {
  opacity: 0.95;
}

.brand-logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-apple), filter 0.3s var(--ease-apple);
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.28));
  display: block;
}
.brand-logo:hover .brand-logo-img {
  transform: scale(1.08) rotate(3deg);
}

.brand-sun {
  color: var(--accent-amber);
  filter: drop-shadow(0 2px 8px rgba(245, 158, 11, 0.4));
  transition: transform 0.3s;
}
.brand-logo:hover .brand-sun {
  transform: rotate(30deg);
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
  transition: color 0.35s var(--ease-apple);
}
.brand-name .brand-light {
  font-weight: 300;
  opacity: 0.85;
}

.brand-tagline {
  font-size: 0.65rem;
  color: #fbbf24;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.35s var(--ease-apple);
}

/* Center Menu Pill Container (Matching Reference Screenshot) */
.nav-links-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 9999px;
  padding: 4px 14px;
  list-style: none;
  margin: 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transition: all 0.35s var(--ease-apple);
}

.nav-links-pill .nav-link {
  font-size: 0.86rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  padding: 6px 13px;
  border-radius: 9999px;
  white-space: nowrap;
  transition: all 0.25s var(--ease-apple);
  position: relative;
}

.nav-links-pill .nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
}

.nav-links-pill .nav-link.active {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.22);
  font-weight: 600;
}

/* Dropdown Menus */
.has-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  min-width: 250px;
  background: #ffffff;
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 10px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s var(--ease-apple);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
  z-index: 1010;
}

.has-dropdown:hover .dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(6px);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 10px;
  font-size: 0.88rem;
  transition: all 0.2s;
}

.dropdown-item:hover {
  background: #f5f5f7;
  color: var(--text-primary);
  transform: translateX(4px);
}

.dropdown-divider {
  height: 1px;
  background: var(--border-subtle);
  margin: 6px 0;
}

.dropdown-item-all {
  font-weight: 600;
  color: var(--text-primary);
}

/* ==========================================================================
   Apple-Style Flagship Mega Menu System (.mega-menu-wrapper)
   ========================================================================== */
.mega-menu-overlay {
  position: fixed;
  top: 72px;
  left: 0;
  width: 100vw;
  height: calc(100vh - 72px);
  background: rgba(0, 0, 0, 0.36);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s;
  z-index: 998;
  pointer-events: none;
}

.mega-menu-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mega-menu-wrapper {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(36px);
  -webkit-backdrop-filter: blur(36px);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.14), 0 4px 16px rgba(0, 0, 0, 0.04);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.25s;
  z-index: 1001;
  pointer-events: none;
}

.mega-menu-wrapper.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* While Mega Menu is open, ensure navbar has seamless white frosted styling & dark text */
.apple-navbar.mega-open {
  background: rgba(255, 255, 255, 0.98) !important;
  backdrop-filter: blur(28px) !important;
  -webkit-backdrop-filter: blur(28px) !important;
  border-bottom-color: rgba(0, 0, 0, 0.08) !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04) !important;
}

.apple-navbar.mega-open .brand-name {
  color: #111827 !important;
  font-weight: 700 !important;
}

.apple-navbar.mega-open .brand-name .brand-light {
  color: #4b5563 !important;
  font-weight: 400 !important;
  opacity: 1 !important;
}

.apple-navbar.mega-open .brand-tagline {
  color: #b45309 !important;
  font-weight: 700 !important;
}

.apple-navbar.mega-open .nav-links-pill {
  background: rgba(245, 245, 247, 0.95) !important;
  border-color: rgba(0, 0, 0, 0.12) !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04) !important;
}

.apple-navbar.mega-open .nav-links-pill .nav-link {
  color: #111827 !important;
  font-weight: 600 !important;
}

.apple-navbar.mega-open .nav-links-pill .nav-link:hover,
.apple-navbar.mega-open .nav-links-pill .nav-link.active,
.apple-navbar.mega-open .nav-links-pill .nav-link.mega-active {
  color: #000000 !important;
  background: #ffffff !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12) !important;
  font-weight: 700 !important;
}

.apple-navbar.mega-open .nav-lang-btn {
  color: #111827 !important;
  background: rgba(245, 245, 247, 0.95) !important;
  border-color: rgba(0, 0, 0, 0.12) !important;
  font-weight: 600 !important;
}

.mega-menu-inner {
  padding: 34px 0 38px 0;
}

.mega-panel {
  display: none;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.22s var(--ease-apple), transform 0.22s var(--ease-apple);
}

.mega-panel.active {
  display: grid;
  opacity: 1;
  transform: translateY(0);
}

/* Mega Menu Column */
.mega-col {
  display: flex;
  flex-direction: column;
}

.mega-col-heading {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-amber);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mega-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mega-link-item {
  display: block;
  text-decoration: none;
  padding: 9px 12px;
  border-radius: 12px;
  transition: all 0.2s var(--ease-apple);
}

.mega-link-item:hover {
  background: rgba(0, 0, 0, 0.045);
  transform: translateX(4px);
}

/* Linear Icon Enhancement for Mega Menu Links */
.mega-link-item.has-icon {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.mega-link-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.035);
  border: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #374151;
  transition: all 0.25s var(--ease-apple);
  margin-top: 2px;
}

.mega-link-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

.mega-link-item:hover .mega-link-icon {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.28);
  color: #d97706;
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.15);
}

.mega-link-content {
  flex: 1;
  min-width: 0;
}

.mega-link-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: #111827;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 3px;
}

.mega-link-badge {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.05);
  color: #4b5563;
  white-space: nowrap;
}

.mega-link-item:hover .mega-link-title {
  color: var(--accent-amber);
}

.mega-link-desc {
  font-size: 0.78rem;
  color: #6b7280;
  line-height: 1.45;
}

/* Mega Feature Card (Column 4) */
.mega-feature-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  height: 100%;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px 20px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
  text-decoration: none;
  background: #0f172a;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.mega-feature-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-apple);
}

.mega-feature-card:hover .mega-feature-bg {
  transform: scale(1.06);
}

.mega-feature-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.35) 0%, rgba(15, 23, 42, 0.88) 100%);
  z-index: 1;
}

.mega-feature-body {
  position: relative;
  z-index: 2;
  color: #ffffff;
}

.mega-feature-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fbbf24;
  margin-bottom: 6px;
}

.mega-feature-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
  line-height: 1.3;
}

.mega-feature-desc {
  font-size: 0.78rem;
  color: #cbd5e1;
  line-height: 1.45;
  margin-bottom: 12px;
}

.mega-feature-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #ffffff;
  background: var(--accent-amber);
  padding: 7px 16px;
  border-radius: 9999px;
  transition: all 0.2s;
}

.mega-feature-card:hover .mega-feature-btn {
  background: #d97706;
  transform: translateX(3px);
}

@media (max-width: 1024px) {
  .mega-menu-wrapper,
  .mega-menu-overlay {
    display: none !important;
  }
}

/* Nav Actions (Right Side: Language + CTA) */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.nav-lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 9999px;
  text-decoration: none;
  cursor: pointer;
  background: rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(16px);
  color: rgba(255, 255, 255, 0.9);
  transition: all 0.25s var(--ease-apple);
}
.nav-lang-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

.btn-nav-cta {
  padding: 8px 20px;
  font-size: 0.88rem;
}

/* ==========================================================================
   SCROLLED STATE (Pure Apple White Frosted Style with Deep Dark Text)
   ========================================================================== */
.apple-navbar.navbar-scrolled {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.apple-navbar.navbar-scrolled .brand-logo,
.apple-navbar.mega-open .brand-logo,
body.inner-page .apple-navbar .brand-logo {
  color: var(--accent-amber) !important;
}

.apple-navbar.navbar-scrolled .brand-logo .brand-sun,
.apple-navbar.mega-open .brand-logo .brand-sun,
body.inner-page .apple-navbar .brand-logo .brand-sun {
  color: var(--accent-amber) !important;
}

.apple-navbar.navbar-scrolled .brand-logo-img,
.apple-navbar.mega-open .brand-logo-img,
body.inner-page .apple-navbar .brand-logo-img {
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.12));
}

.apple-navbar.navbar-scrolled .brand-name {
  color: #111827 !important;
  font-weight: 700;
}

.apple-navbar.navbar-scrolled .brand-name .brand-light {
  color: #4b5563 !important;
  font-weight: 400;
  opacity: 1;
}

.apple-navbar.navbar-scrolled .brand-tagline {
  color: #b45309 !important;
  font-weight: 700;
}

.apple-navbar.navbar-scrolled .mobile-menu-toggle span,
.apple-navbar.mega-open .mobile-menu-toggle span,
body.inner-page .apple-navbar .mobile-menu-toggle span {
  background: #111827 !important;
}

.apple-navbar.navbar-scrolled .nav-links-pill {
  background: rgba(245, 245, 247, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.apple-navbar.navbar-scrolled .nav-links-pill .nav-link {
  color: #111827 !important;
  font-weight: 600;
}

.apple-navbar.navbar-scrolled .nav-links-pill .nav-link:hover {
  color: #000000 !important;
  background: rgba(0, 0, 0, 0.07);
}

.apple-navbar.navbar-scrolled .nav-links-pill .nav-link.active,
.apple-navbar.navbar-scrolled .nav-links-pill .nav-link.mega-active,
.apple-navbar.mega-open .nav-links-pill .nav-link.mega-active,
body.inner-page .apple-navbar .nav-links-pill .nav-link.mega-active {
  color: #000000 !important;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  font-weight: 700;
}

.apple-navbar.navbar-scrolled .nav-lang-btn {
  color: #111827 !important;
  background: rgba(245, 245, 247, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.12);
  font-weight: 600;
}

.apple-navbar.navbar-scrolled .nav-lang-btn:hover {
  color: #000000 !important;
  background: #e5e5ea;
}

/* ==========================================================================
   INNER PAGES ADAPTATION (Default White Scrolled Navbar with Deep Dark Text)
   ========================================================================== */
body.inner-page {
  padding-top: 72px;
}

body.inner-page .apple-navbar {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

body.inner-page .apple-navbar .brand-name {
  color: #111827 !important;
  font-weight: 700;
}

body.inner-page .apple-navbar .brand-name .brand-light {
  color: #4b5563 !important;
  font-weight: 400;
  opacity: 1;
}

body.inner-page .apple-navbar .brand-tagline {
  color: #b45309 !important;
  font-weight: 700;
}

body.inner-page .apple-navbar .nav-links-pill {
  background: rgba(245, 245, 247, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

body.inner-page .apple-navbar .nav-links-pill .nav-link {
  color: #111827 !important;
  font-weight: 600;
}

body.inner-page .apple-navbar .nav-links-pill .nav-link:hover {
  color: #000000 !important;
  background: rgba(0, 0, 0, 0.07);
}

body.inner-page .apple-navbar .nav-links-pill .nav-link.active {
  color: #000000 !important;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  font-weight: 700;
}

body.inner-page .apple-navbar .nav-lang-btn {
  color: #111827 !important;
  background: rgba(245, 245, 247, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.12);
  font-weight: 600;
}


/* ==========================================================================
   FULLSCREEN HERO (Reference Screenshot Design)
   ========================================================================== */
.hero-fullscreen {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background: #080c16;
  box-sizing: border-box;
  overflow: hidden;
}

/* Viewport for all Hero Carousel Slides */
.hero-slides-viewport {
  position: relative;
  width: 100%;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex: 1;
}

/* Individual Fullscreen Slide */
.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 100vh;
  min-height: 100svh;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.8s ease;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 106px 0 94px 0;
  box-sizing: border-box;
  overflow: hidden;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 2;
}

/* Slide Background Layers */
.hero-slide-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.hero-slide-bg-img {
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  transform: scale(1.02);
  transition: transform 6s cubic-bezier(0.1, 1, 0.1, 1);
}

.hero-slide.active .hero-slide-bg-img {
  transform: scale(1);
}

.hero-bg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  z-index: 1;
}

.hero-slide-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(10, 15, 28, 0.44) 0%, rgba(8, 12, 22, 0.86) 100%);
  z-index: 2;
  pointer-events: none;
}

.hero-slide-container {
  position: relative;
  z-index: 3;
  width: 90% !important;
  margin: 0 5% !important;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.hero-top-spacer {
  height: 14px;
  flex-shrink: 0;
}

.hero-dock-wrapper {
  margin-top: auto;
  position: relative;
  z-index: 4;
}

.hero-slide .hero-content-center {
  transform: translateY(10px);
  opacity: 0.9;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.7s ease;
}

.hero-slide.active .hero-content-center {
  transform: translateY(0);
  opacity: 1;
}

/* Center Hero Content */
.hero-content-center {
  max-width: 960px;
  margin: auto;
  text-align: center;
  padding: 30px 0 20px 0;
}

.hero-tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: 9999px;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: #fbbf24;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 24px;
  backdrop-filter: blur(12px);
}

.hero-tag-pill .glow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f59e0b;
  box-shadow: 0 0 10px #f59e0b;
}

.hero-title-giant {
  font-size: clamp(2.5rem, 5vw, 4.4rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.08;
  color: #ffffff;
  margin-bottom: 20px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
}

.hero-title-giant .highlight-amber {
  color: #f59e0b;
  background: linear-gradient(135deg, #fbbf24, #d97706);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle-hero {
  font-size: clamp(1rem, 1.3vw, 1.22rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
  max-width: 760px;
  margin: 0 auto 36px auto;
  font-weight: 400;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}

.hero-btn-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-hero-primary {
  background: #0071e3;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 13px 32px;
  border-radius: 9999px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(0, 113, 227, 0.35);
  transition: all 0.25s var(--ease-apple);
}
.btn-hero-primary:hover {
  background: #0077ed;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 113, 227, 0.45);
}

.btn-hero-amber {
  background: #f59e0b;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 13px 32px;
  border-radius: 9999px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.35);
  transition: all 0.25s var(--ease-apple);
}
.btn-hero-amber:hover {
  background: #d97706;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(245, 158, 11, 0.45);
}

.btn-hero-ghost {
  background: rgba(15, 23, 42, 0.55);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(16px);
  padding: 13px 30px;
  border-radius: 9999px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s var(--ease-apple);
}
.btn-hero-ghost:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
}

/* Hero Bottom Dock (Matching Reference Screenshot) */
.hero-bottom-dock {
  background: rgba(15, 23, 42, 0.68);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: auto;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.hero-dock-left {
  flex: 0 0 280px;
  max-width: 280px;
}
.hero-dock-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #10b981;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 2px;
}
.hero-dock-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}
.hero-dock-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
}

.hero-dock-center {
  flex: 1;
  min-width: 260px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.78);
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0 20px;
}

.hero-dock-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.hero-spec-pill {
  font-size: 0.74rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  padding: 4px 10px;
  letter-spacing: 0.02em;
}

/* Hero Controls Layer */
.hero-controls-layer {
  position: absolute;
  inset: 0;
  z-index: 10;
  pointer-events: none;
}

/* Nav Arrows */
.hero-nav-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
  transition: all 0.25s var(--ease-apple);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  z-index: 12;
}

.hero-nav-prev {
  left: 28px;
}

.hero-nav-next {
  right: 28px;
}

.hero-nav-arrow:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-50%) scale(1.08);
  color: #fbbf24;
}

/* Pagination Bar */
.hero-pagination-bar {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  pointer-events: auto;
  z-index: 15;
  max-width: 95%;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.hero-nav-pill {
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 9999px;
  padding: 5px 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.74rem;
  font-weight: 600;
  transition: all 0.25s var(--ease-apple);
  outline: none;
  flex-shrink: 0;
}

.hero-nav-pill:hover {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.16);
}

.hero-nav-pill.active {
  background: rgba(15, 23, 42, 0.92);
  border-color: rgba(245, 158, 11, 0.65);
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
}

.pill-track {
  width: 20px;
  height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.25);
  overflow: hidden;
  position: relative;
  display: inline-block;
  flex-shrink: 0;
}

.pill-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: #f59e0b;
  border-radius: 2px;
  transition: width 0.1s linear;
}

.hero-nav-pill.active .pill-track {
  background: rgba(245, 158, 11, 0.25);
}

@media (max-width: 1200px) {
  .hero-nav-pill {
    padding: 4px 9px;
    font-size: 0.7rem;
    gap: 5px;
  }
  .pill-track {
    width: 16px;
  }
}

@media (max-width: 992px) {
  .hero-bottom-dock {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .hero-dock-left {
    max-width: 100%;
    flex: none;
  }
  .hero-dock-center {
    border-left: none;
    border-right: none;
    padding: 0;
    min-width: 0;
  }
  .nav-links-pill {
    display: none;
  }
  .hero-nav-arrow {
    width: 38px;
    height: 38px;
  }
  .hero-nav-prev {
    left: 14px;
  }
  .hero-nav-next {
    right: 14px;
  }
  .hero-pagination-bar {
    bottom: 12px;
    gap: 6px;
  }
}

@media (max-width: 768px) {
  .hero-fullscreen,
  .hero-slides-viewport {
    min-height: 100svh;
  }
  .hero-slide {
    padding: 85px 0 54px 0;
    min-height: 100svh;
  }
  .hero-title-giant {
    font-size: clamp(1.85rem, 6.5vw, 2.3rem);
    margin-bottom: 12px;
  }
  .hero-subtitle-hero {
    font-size: 0.92rem;
    line-height: 1.5;
    margin-bottom: 20px;
  }
  .hero-btn-group {
    gap: 10px;
  }
  .btn-hero-primary, .btn-hero-amber, .btn-hero-ghost {
    padding: 10px 22px;
    font-size: 0.88rem;
    width: 100%;
    max-width: 320px;
    text-align: center;
  }
  .hero-bottom-dock {
    padding: 12px 16px;
    gap: 10px;
    margin-top: 14px;
  }
  .hero-dock-title {
    font-size: 0.84rem;
  }
  .hero-dock-center {
    font-size: 0.76rem;
    line-height: 1.45;
  }
  .hero-spec-pill {
    font-size: 0.68rem;
    padding: 3px 8px;
  }
  .hero-nav-arrow {
    display: none; /* Swipe on mobile */
  }
  .pill-text {
    display: none; /* Just clean sleek pill bars on mobile */
  }
  .hero-nav-pill {
    padding: 5px 6px;
  }
  .pill-track {
    width: 24px;
    height: 4px;
  }
  .hero-pagination-bar {
    bottom: 8px;
    gap: 6px;
  }
}

/* Apple Buttons */
.btn-apple {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 9999px;
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.28s var(--ease-apple);
  border: none;
  outline: none;
}

.btn-apple-primary {
  background: #0071e3;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(0, 113, 227, 0.25);
}

.btn-apple-primary:hover {
  background: #0077ed;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 113, 227, 0.35);
}

.btn-apple-secondary {
  background: #f5f5f7;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-apple-secondary:hover {
  background: #e8e8ed;
  border-color: var(--border-hover);
  color: #000000;
}

.btn-apple-amber {
  background: linear-gradient(135deg, #d97706, #b45309);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 16px var(--accent-amber-glow);
}

.btn-apple-amber:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(217, 119, 6, 0.3);
}

.btn-apple-outline-amber {
  background: transparent;
  color: var(--accent-amber);
  border: 1px solid rgba(217, 119, 6, 0.4);
}

.btn-apple-outline-amber:hover {
  background: rgba(217, 119, 6, 0.08);
  border-color: var(--accent-amber);
  color: #92400e;
}

/* Apple Pure White Cards */
.apple-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: all 0.35s var(--ease-apple);
  position: relative;
  overflow: hidden;
}

.apple-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* Three Large Entrances Cards (Section 02 - Hover Reveal Interaction) */
.entrance-card {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  height: 480px;
  border: 1px solid var(--border-subtle);
  transition: all 0.5s var(--ease-apple);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 36px;
  text-decoration: none;
  box-shadow: var(--shadow-card);
  cursor: pointer;
}

.entrance-card .entrance-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.7s var(--ease-apple), filter 0.5s var(--ease-apple);
  filter: brightness(0.85);
}

.entrance-card:hover .entrance-bg {
  transform: scale(1.06);
  filter: brightness(0.72);
}

.entrance-card .entrance-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.05) 0%, rgba(10, 12, 16, 0.35) 45%, rgba(10, 12, 16, 0.88) 100%);
  transition: background 0.5s var(--ease-apple);
  pointer-events: none;
}

.entrance-card:hover .entrance-overlay {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.12) 0%, rgba(10, 12, 16, 0.6) 30%, rgba(10, 12, 16, 0.95) 100%);
}

.entrance-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-elevated);
  border-color: rgba(0, 0, 0, 0.16);
}

.entrance-content {
  position: relative;
  z-index: 2;
  transition: transform 0.45s var(--ease-apple);
}

.entrance-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border-radius: 9999px;
  margin-bottom: 12px;
  backdrop-filter: blur(8px);
}

.entrance-badge.retail {
  background: rgba(245, 158, 11, 0.22);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.45);
}

.entrance-badge.indoor {
  background: rgba(56, 189, 248, 0.22);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.45);
}

.entrance-badge.outdoor {
  background: rgba(16, 185, 129, 0.22);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.45);
}

.entrance-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0;
  line-height: 1.22;
  transition: all 0.45s var(--ease-apple);
}

.entrance-card:hover .entrance-title {
  margin-bottom: 12px;
}

/* Hover Reveal Details Container */
.entrance-details {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transform: translateY(22px);
  transition: grid-template-rows 0.5s var(--ease-apple), opacity 0.4s var(--ease-apple), transform 0.5s var(--ease-apple);
}

.entrance-details-inner {
  overflow: hidden;
}

.entrance-card:hover .entrance-details {
  grid-template-rows: 1fr;
  opacity: 1;
  transform: translateY(0);
}

.entrance-desc {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.55;
  margin-bottom: 18px;
}

.entrance-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* Feature Tag Badges (Apple Light Pill) */
.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: #f5f5f7;
  border: 1px solid var(--border-subtle);
  padding: 5px 14px;
  border-radius: 9999px;
}

/* Core Products Grid (4 Columns x 2 Rows = 8 Products) */
.core-products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1200px) {
  .core-products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 640px) {
  .core-products-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Product Card (Clean Apple Light) */
.product-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: all 0.35s var(--ease-apple);
  height: 100%;
}

.product-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.product-thumb-wrap {
  position: relative;
  height: 200px;
  background: #f8f8fa;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.product-thumb-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.4s var(--ease-apple);
}

.product-card:hover .product-thumb-wrap img {
  transform: scale(1.06);
}

.product-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-cat {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--accent-amber);
  letter-spacing: 0.06em;
  font-weight: 700;
  margin-bottom: 4px;
}

.product-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.35;
  min-height: 2.7em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Optimized Parameter Layout (Apple Precision 2x2 Icon Badges) */
.product-specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 18px;
}

.spec-item {
  background: #f8fafc;
  padding: 8px 6px;
  border-radius: 11px;
  border: 1px solid #e2e8f0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 54px;
  transition: all 0.25s var(--ease-apple);
  box-sizing: border-box;
  cursor: default;
  position: relative;
}

.product-card:hover .spec-item {
  background: #ffffff;
  border-color: #cbd5e1;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.spec-item:hover {
  border-color: #0071e3 !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 113, 227, 0.12) !important;
}

.spec-icon-badge {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 4px;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.spec-item:hover .spec-icon-badge {
  transform: scale(1.15);
}

.spec-icon-badge.spec-power {
  background: rgba(245, 158, 11, 0.14);
  color: #d97706;
}

.spec-icon-badge.spec-lumen {
  background: rgba(2, 132, 199, 0.14);
  color: #0284c7;
}

.spec-icon-badge.spec-ip {
  background: rgba(16, 185, 129, 0.14);
  color: #059669;
}

.spec-icon-badge.spec-warranty {
  background: rgba(99, 102, 241, 0.14);
  color: #4f46e5;
}

.spec-val {
  color: #0f172a;
  font-weight: 650;
  font-size: 0.78rem;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
  letter-spacing: -0.01em;
  display: block;
}


.product-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
}

.product-actions .btn-apple {
  padding: 9px 12px;
  font-size: 0.84rem;
  border-radius: 10px;
}

/* Technical Specification Table (Apple Light Engineering View) */
.specs-table-wrap {
  width: 100%;
  overflow-x: auto;
  border-radius: 16px;
  border: 1px solid var(--border-subtle);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.apple-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

.apple-table th {
  background: #f5f5f7;
  color: var(--text-secondary);
  font-weight: 600;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  text-transform: uppercase;
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.apple-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  color: var(--text-primary);
  white-space: nowrap;
}

.apple-table tr:hover td {
  background: #fafafc;
}

/* Segmented Control / Apple Tabs (Light) */
.segmented-control {
  display: inline-flex;
  background: #f0f0f4;
  padding: 4px;
  border-radius: 9999px;
  border: 1px solid var(--border-subtle);
}

.segment-btn {
  padding: 8px 20px;
  border-radius: 9999px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s var(--ease-apple);
}

.segment-btn.active {
  background: #ffffff;
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* Custom Interactive Forms (Light Theme) */
.apple-form-grid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-bottom: 18px;
}

@media (max-width: 640px) {
  .apple-form-grid-2col {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

.apple-form-group {
  margin-bottom: 18px;
}

.apple-form-label {
  display: block;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.apple-input, .apple-select, .apple-textarea {
  width: 100%;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 0.92rem;
  transition: all 0.25s var(--ease-apple);
  outline: none;
}

.apple-input:focus, .apple-select:focus, .apple-textarea:focus {
  border-color: #0071e3;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.12);
}

.apple-select option {
  background: #ffffff;
  color: var(--text-primary);
}

.apple-file-drop {
  border: 2px dashed var(--border-subtle);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  background: #fafafc;
  cursor: pointer;
  transition: all 0.25s;
}

.apple-file-drop:hover {
  border-color: #0071e3;
  background: rgba(0, 113, 227, 0.02);
}

/* Interactive Calculator Box */
.calc-card {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: 24px;
  padding: 32px;
  box-shadow: var(--shadow-card);
}

.calc-result-box {
  background: #fafafc;
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 20px;
}

/* Modals (Clean Apple Light Dialog) */
.apple-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-apple);
}

.apple-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.apple-modal {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: 24px;
  max-width: 760px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 32px;
  transform: translateY(20px) scale(0.96);
  transition: all 0.3s var(--ease-apple);
  box-shadow: var(--shadow-elevated);
}

.apple-modal-overlay.active .apple-modal {
  transform: translateY(0) scale(1);
}

/* Toast Notifications (Light) */
.apple-toast {
  position: fixed;
  bottom: 28px;
  right: 5%;
  background: #ffffff;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  padding: 14px 22px;
  border-radius: 14px;
  box-shadow: var(--shadow-hover);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 3000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.35s var(--ease-spring);
}

.apple-toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Global Footer (Apple Soft Gray) */
.apple-footer {
  background: #f5f5f7;
  border-top: 1px solid var(--border-subtle);
  padding-top: 60px;
  padding-bottom: 40px;
  margin-top: 80px;
}

.apple-footer .brand-logo,
footer .brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.apple-footer .brand-name,
footer .brand-name {
  color: #111827 !important;
}

.apple-footer .brand-name .brand-light,
footer .brand-name .brand-light {
  color: #4b5563 !important;
  font-weight: 400;
  opacity: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-heading {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text-primary);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
  }
  .entrance-card {
    height: 420px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .entrance-card {
    height: 380px;
  }
  .hero-title {
    font-size: 2.2rem;
  }
}

/* ==========================================================================
   05 SECTION: PROCESS CAROUSEL (From China Supply Chain to Global Delivery)
   Apple Big-Card Carousel: 5 Cards/Row, Horizontal Wheel/Drag & Button Flow
   ========================================================================== */
.process-carousel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 20px;
}

.process-carousel-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.process-nav-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.25s var(--ease-apple);
  outline: none;
  user-select: none;
}

.process-nav-btn:hover {
  background: #f5f5f7;
  border-color: rgba(0, 0, 0, 0.16);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
  transform: scale(1.06);
}

.process-nav-btn:active {
  transform: scale(0.95);
}

.process-step-indicator {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  padding: 8px 16px;
  border-radius: 20px;
  letter-spacing: 0.04em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.process-step-indicator .active-num {
  color: var(--accent-blue);
  font-weight: 700;
}

.process-carousel-wrapper {
  position: relative;
  width: 100%;
}

.process-carousel-track {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  padding: 16px 4px 28px 4px;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
}

.process-carousel-track.dragging {
  cursor: grabbing;
  scroll-snap-type: none;
  scroll-behavior: auto;
  user-select: none;
}

.process-carousel-track::-webkit-scrollbar {
  display: none;
}

/* Big Process Card: default 5 items per row on desktop */
.process-big-card {
  flex: 0 0 calc((100% - 4 * 18px) / 5);
  min-width: calc((100% - 4 * 18px) / 5);
  max-width: calc((100% - 4 * 18px) / 5);
  scroll-snap-align: start;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 22px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  padding: 26px 22px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 470px;
  transition: transform 0.35s var(--ease-apple),
              box-shadow 0.35s var(--ease-apple),
              border-color 0.35s var(--ease-apple);
  box-sizing: border-box;
}

.process-big-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 113, 227, 0.32);
}

.process-card-watermark {
  position: absolute;
  top: 14px;
  right: 18px;
  font-size: 3.8rem;
  font-weight: 800;
  color: rgba(0, 0, 0, 0.035);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
  transition: color 0.35s ease;
}

.process-big-card:hover .process-card-watermark {
  color: rgba(0, 113, 227, 0.08);
}

.process-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: #f8f8fa;
  border: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  margin-bottom: 18px;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.process-big-card:hover .process-card-icon {
  transform: scale(1.08);
  background: rgba(0, 113, 227, 0.06);
}

.process-card-step-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-amber);
  margin-bottom: 6px;
}

.process-big-card.phase-cyan .process-card-step-tag {
  color: var(--accent-cyan);
}

.process-big-card.phase-blue .process-card-step-tag {
  color: var(--accent-blue);
}

.process-big-card.phase-emerald .process-card-step-tag {
  color: var(--accent-emerald);
}

.process-card-title {
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.35;
  min-height: 2.7em;
}

.process-card-desc {
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 16px;
}

.process-card-deliverables {
  background: #f8f8fa;
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.process-deliverable-item {
  font-size: 0.76rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  line-height: 1.35;
}

.process-deliverable-check {
  color: var(--accent-emerald);
  font-weight: bold;
  font-size: 0.8rem;
}

.process-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px dashed rgba(0, 0, 0, 0.07);
}

.process-sla-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.03);
  padding: 4px 10px;
  border-radius: 8px;
}

.process-dots-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
}

.process-dot {
  width: 8px;
  height: 8px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.16);
  cursor: pointer;
  transition: all 0.3s var(--ease-apple);
  border: none;
  padding: 0;
}

.process-dot.active {
  width: 28px;
  background: var(--text-primary);
  border-radius: 4px;
}

/* Responsive adjustments for process carousel */
@media (max-width: 1240px) {
  .process-big-card {
    flex: 0 0 calc((100% - 3 * 18px) / 4);
    min-width: calc((100% - 3 * 18px) / 4);
    max-width: calc((100% - 3 * 18px) / 4);
  }
}

@media (max-width: 992px) {
  .process-big-card {
    flex: 0 0 calc((100% - 2 * 16px) / 3);
    min-width: calc((100% - 2 * 16px) / 3);
    max-width: calc((100% - 2 * 16px) / 3);
    min-height: 450px;
  }
}

@media (max-width: 768px) {
  .process-big-card {
    flex: 0 0 calc((100% - 14px) / 2);
    min-width: calc((100% - 14px) / 2);
    max-width: calc((100% - 14px) / 2);
    min-height: 440px;
    padding: 22px 18px;
  }
  .process-carousel-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .process-big-card {
    flex: 0 0 85%;
    min-width: 85%;
    max-width: 85%;
    min-height: 430px;
  }
}

/* ==========================================================================
   INSIGHTS & ENGINEERING GUIDES - APPLE EDITORIAL IMAGE-AND-TEXT CARDS
   ========================================================================== */
.insight-editorial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.insight-editorial-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  transition: transform 0.35s var(--ease-apple),
              box-shadow 0.35s var(--ease-apple),
              border-color 0.35s var(--ease-apple);
  text-decoration: none;
  color: inherit;
  position: relative;
}

.insight-editorial-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.09);
  border-color: rgba(0, 113, 227, 0.3);
}

.insight-img-wrapper {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  background: #f5f5f7;
}

.insight-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-apple);
}

.insight-editorial-card:hover .insight-img {
  transform: scale(1.06);
}

.insight-img-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--text-primary);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.insight-reading-time {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: rgba(29, 29, 31, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.insight-card-body {
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
}

.insight-category-kicker {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: inline-block;
}

.insight-category-kicker.retail {
  color: var(--accent-amber);
}

.insight-category-kicker.indoor {
  color: var(--accent-cyan);
}

.insight-category-kicker.outdoor {
  color: var(--accent-emerald);
}

.insight-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 10px;
  min-height: 2.7em;
  transition: color 0.2s ease;
}

.insight-editorial-card:hover .insight-title {
  color: var(--accent-blue);
}

.insight-excerpt {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.insight-highlights {
  background: #f8f8fa;
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: 12px;
  padding: 10px 14px;
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.insight-highlight-item {
  font-size: 0.76rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  line-height: 1.35;
}

.insight-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.insight-author {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 500;
}

.insight-read-link {
  font-size: 0.82rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: transform 0.2s ease;
}

.insight-editorial-card:hover .insight-read-link {
  transform: translateX(4px);
}

@media (max-width: 1024px) {
  .insight-editorial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .insight-editorial-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .insight-img-wrapper {
    height: 200px;
  }
}

/* ==========================================================================
   AI INTELLIGENT SOURCING CHATBOT (Bottom-Right Floating Widget)
   ========================================================================== */

/* Trigger Launcher Button (Bottom-Right) */
.apple-ai-trigger {
  position: fixed;
  bottom: 30px;
  right: 5%;
  z-index: 998;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 32px;
  padding: 6px 16px 6px 6px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 113, 227, 0.15);
  cursor: pointer;
  transition: all 0.3s var(--ease-apple);
  outline: none;
  user-select: none;
}

.apple-ai-trigger:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 14px 38px rgba(0, 113, 227, 0.22), 0 0 0 2px rgba(0, 113, 227, 0.3);
}

.apple-ai-trigger-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0071e3 0%, #0284c7 50%, #f59e0b 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(0, 113, 227, 0.3);
  position: relative;
}

.apple-ai-status-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 12px;
  height: 12px;
  background: #10b981;
  border: 2px solid #ffffff;
  border-radius: 50%;
}

.apple-ai-trigger-label {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.apple-ai-trigger-title {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.apple-ai-trigger-sub {
  font-size: 0.7rem;
  color: var(--accent-blue);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Floating Teaser Bubble */
.apple-ai-teaser {
  position: fixed;
  bottom: 96px;
  right: 5%;
  z-index: 997;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 16px;
  padding: 10px 16px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-primary);
  cursor: pointer;
  animation: floatBounce 3s ease-in-out infinite;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.apple-ai-teaser.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

.apple-ai-teaser-close {
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 2px;
  line-height: 1;
}

@keyframes floatBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* ==========================================================================
   CENTERED MULTI-TAB HELP DESK MODAL (AI / WhatsApp / RFQ Form)
   ========================================================================== */
.linksow-help-modal-overlay {
  position: fixed;
  inset: 0;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100vw;
  height: 100vh;
  z-index: 999999;
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  box-sizing: border-box;
}

.linksow-help-modal-overlay.open {
  display: flex !important;
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
}

.linksow-help-modal {
  position: relative;
  width: 980px;
  max-width: 100%;
  height: 680px;
  max-height: calc(100vh - 48px);
  background: #ffffff;
  border-radius: 28px;
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.3);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-sizing: border-box;
  transform: scale(1) translateY(0);
}


/* Modal Header */
.linksow-modal-header {
  padding: 16px 24px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-shrink: 0;
  z-index: 10;
}

.linksow-modal-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 220px;
}

.linksow-modal-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
}

.linksow-modal-title {
  font-size: 0.96rem;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.2;
  margin: 0;
}

.linksow-modal-subtitle {
  font-size: 0.72rem;
  color: #64748b;
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 3px 0 0 0;
}

.status-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  display: inline-block;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.25);
}

/* Center Segmented Control Tabs */
.linksow-modal-tabs {
  display: inline-flex;
  align-items: center;
  background: #f1f5f9;
  padding: 4px;
  border-radius: 9999px;
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.linksow-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 18px;
  border-radius: 9999px;
  border: none;
  background: transparent;
  font-size: 0.84rem;
  font-weight: 600;
  color: #64748b;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  user-select: none;
}

.linksow-tab-btn:hover:not(.active) {
  color: #0f172a;
}

.linksow-tab-btn.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.linksow-tab-btn .tab-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 10px;
  background: #25d366;
  color: #ffffff;
  line-height: 1;
}

/* Header Action Controls */
.linksow-modal-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.linksow-modal-btn-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #f1f5f9;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #475569;
  cursor: pointer;
  transition: all 0.2s;
}

.linksow-modal-btn-icon:hover {
  background: #e2e8f0;
  color: #0f172a;
}

.linksow-modal-btn-icon.close-btn:hover {
  background: #fee2e2;
  color: #ef4444;
}

/* Modal Body & Tab Panels */
.linksow-modal-body {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #ffffff;
}

.linksow-tab-panel {
  display: none;
  flex: 1;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.linksow-tab-panel.active {
  display: flex;
  animation: panelFadeIn 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes panelFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   TAB 2: WHATSAPP DIRECT DESK STYLES
   ========================================================================== */
.linksow-wa-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 32px;
  padding: 32px;
  height: 100%;
  overflow-y: auto;
  align-items: start;
}

.linksow-wa-info-col {
  display: flex;
  flex-direction: column;
}

.linksow-wa-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #059669;
  background: #ecfdf5;
  padding: 5px 12px;
  border-radius: 9999px;
  border: 1px solid #a7f3d0;
  margin-bottom: 12px;
  width: fit-content;
}

.status-pulse-green {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  display: inline-block;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
}

.linksow-wa-heading {
  font-size: 1.45rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 8px 0;
  line-height: 1.3;
}

.linksow-wa-desc {
  font-size: 0.9rem;
  color: #475569;
  line-height: 1.6;
  margin: 0 0 20px 0;
}

.linksow-wa-primary-cta-wrap {
  margin-bottom: 22px;
}

.linksow-btn-whatsapp-large {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: #ffffff;
  font-size: 0.96rem;
  font-weight: 700;
  padding: 13px 22px;
  border-radius: 14px;
  text-decoration: none;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
  transition: all 0.25s var(--ease-apple);
}

.linksow-btn-whatsapp-large:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(37, 211, 102, 0.45);
  color: #ffffff;
}

.linksow-wa-starters {
  margin-bottom: 24px;
}

.starters-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.starters-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.starter-pill {
  display: flex;
  align-items: center;
  padding: 9px 12px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  font-size: 0.8rem;
  font-weight: 500;
  color: #1e293b;
  text-decoration: none;
  transition: all 0.2s;
  line-height: 1.3;
}

.starter-pill:hover {
  background: #ecfdf5;
  border-color: #a7f3d0;
  color: #065f46;
  transform: translateY(-1px);
}

.linksow-wa-meta-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 14px;
  border-top: 1px solid #f1f5f9;
}

.wa-meta-item {
  font-size: 0.78rem;
  color: #64748b;
}

.wa-meta-item .meta-label {
  font-weight: 600;
  color: #334155;
  margin-right: 6px;
}

.wa-meta-item .meta-val {
  color: #0f172a;
}

/* Right QR Card */
.linksow-wa-qr-col {
  display: flex;
  justify-content: center;
}

.linksow-qr-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.06);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
  max-width: 320px;
}

.qr-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.wa-icon-bubble {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}

.qr-title {
  font-size: 0.94rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
  text-align: left;
}

.qr-sub {
  font-size: 0.72rem;
  color: #64748b;
  margin: 0;
  text-align: left;
}

.qr-image-wrapper {
  background: #ffffff;
  padding: 8px;
  border-radius: 14px;
  border: 1px solid #f1f5f9;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.02);
  margin-bottom: 14px;
}

.qr-code-img {
  width: 190px;
  height: 190px;
  display: block;
  border-radius: 10px;
}

.qr-instructions {
  font-size: 0.76rem;
  color: #475569;
  line-height: 1.5;
  margin: 0 0 12px 0;
}

.qr-guarantee {
  font-size: 0.68rem;
  color: #059669;
  font-weight: 600;
  padding: 4px 8px;
  background: #f0fdf4;
  border-radius: 6px;
  border: 1px solid #dcfce7;
}

/* ==========================================================================
   TAB 3: RFQ PROCUREMENT FORM STYLES
   ========================================================================== */
.linksow-form-container {
  padding: 30px 40px;
  height: 100%;
  overflow-y: auto;
}

.linksow-form-intro {
  margin-bottom: 20px;
}

.linksow-form-intro h4 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 6px 0;
}

.linksow-form-intro p {
  font-size: 0.88rem;
  color: #64748b;
  margin: 0;
  line-height: 1.5;
}

.linksow-modal-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.linksow-modal-form label {
  font-size: 0.8rem;
  font-weight: 600;
  color: #334155;
}

.linksow-input,
.linksow-select,
.linksow-textarea {
  width: 100%;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: #0f172a;
  font-size: 0.88rem;
  font-family: inherit;
  transition: all 0.2s;
  box-sizing: border-box;
}

.linksow-input:focus,
.linksow-select:focus,
.linksow-textarea:focus {
  outline: none;
  border-color: #0071e3;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.15);
}

.linksow-textarea {
  resize: vertical;
  min-height: 75px;
}

.form-footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 6px;
  padding-top: 14px;
  border-top: 1px solid #f1f5f9;
}

.form-hint {
  font-size: 0.76rem;
  color: #64748b;
}

.form-hint a {
  color: #0071e3;
  text-decoration: none;
  font-weight: 600;
}

.linksow-btn-submit-rfq {
  padding: 12px 24px;
  background: linear-gradient(135deg, #0071e3 0%, #0284c7 100%);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(0, 113, 227, 0.25);
  transition: all 0.2s;
  white-space: nowrap;
}

.linksow-btn-submit-rfq:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 113, 227, 0.35);
}

/* Success Confirmation State */
.linksow-form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 20px;
  animation: panelFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.success-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #ecfdf5;
  border: 2px solid #a7f3d0;
  color: #10b981;
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.linksow-form-success h4 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 10px 0;
}

.linksow-form-success p {
  font-size: 0.92rem;
  color: #475569;
  max-width: 520px;
  line-height: 1.6;
  margin: 0 0 8px 0;
}

.success-eta {
  color: #059669 !important;
  font-weight: 600;
  margin-bottom: 24px !important;
}

.success-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

/* Quick Starter Chips */
.apple-ai-chips-bar {
  padding: 10px 16px;
  background: #fbfbfd;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  gap: 8px;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}

.apple-ai-chips-bar::-webkit-scrollbar {
  display: none;
}

.apple-ai-chip {
  padding: 6px 12px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 16px;
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}

.apple-ai-chip:hover {
  background: rgba(0, 113, 227, 0.08);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

/* Messages Body */
.apple-ai-messages {
  flex: 1;
  padding: 18px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: #fbfbfd;
  scroll-behavior: smooth;
}

.ai-bubble-row {
  display: flex;
  gap: 10px;
  max-width: 90%;
}

.ai-bubble-row.ai {
  align-self: flex-start;
}

.ai-bubble-row.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.ai-avatar-tiny {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0071e3 0%, #f59e0b 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: #fff;
  flex-shrink: 0;
  margin-top: 2px;
}

.ai-bubble {
  padding: 12px 16px;
  font-size: 0.85rem;
  line-height: 1.55;
  border-radius: 18px;
  position: relative;
  word-break: break-word;
}

.ai-bubble-row.ai .ai-bubble {
  background: #ffffff;
  color: var(--text-primary);
  border: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  border-top-left-radius: 4px;
}

.ai-bubble-row.user .ai-bubble {
  background: #0071e3;
  color: #ffffff;
  border-top-right-radius: 4px;
}

/* Embedded Product Card inside AI Bubble */
.ai-product-card {
  margin-top: 10px;
  background: #f8f8fa;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 14px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ai-product-card-top {
  display: flex;
  gap: 10px;
  align-items: center;
}

.ai-product-thumb {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  object-fit: cover;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.ai-product-info h5 {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

.ai-product-info p {
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.ai-product-specs-inline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  background: #ffffff;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.ai-product-actions {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.ai-btn-sm {
  flex: 1;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 0.74rem;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-decoration: none;
}

.ai-btn-primary {
  background: #0071e3;
  color: #ffffff;
}

.ai-btn-primary:hover {
  background: #0077ed;
}

.ai-btn-secondary {
  background: #ffffff;
  color: var(--text-primary);
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.ai-btn-secondary:hover {
  background: #f5f5f7;
}

/* Typing Dots Animation */
.ai-typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 16px;
  border-top-left-radius: 4px;
  width: fit-content;
}

.ai-typing-dot {
  width: 6px;
  height: 6px;
  background: #86868b;
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out both;
}

.ai-typing-dot:nth-child(1) { animation-delay: -0.32s; }
.ai-typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

/* Input Area */
.apple-ai-input-wrapper {
  padding: 14px 16px;
  background: #ffffff;
  border-top: 1px solid rgba(0, 0, 0, 0.07);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.apple-ai-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #f5f5f7;
  border-radius: 20px;
  padding: 6px 8px 6px 14px;
  border: 1px solid transparent;
  transition: all 0.2s;
}

.apple-ai-input-row:focus-within {
  background: #ffffff;
  border-color: #0071e3;
  box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.12);
}

.apple-ai-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 0.88rem;
  color: var(--text-primary);
}

.apple-ai-input::placeholder {
  color: var(--text-muted);
}

.apple-ai-send-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #0071e3;
  color: #ffffff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}

.apple-ai-send-btn:hover {
  transform: scale(1.08);
  background: #0077ed;
}

.apple-ai-disclaimer {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-align: center;
}

@media (max-width: 520px) {
  .apple-ai-trigger {
    right: 16px;
    bottom: 20px;
    padding: 6px 12px 6px 6px;
  }
}

/* Responsive Modal Styling for Tablets and Mobile */
@media (max-width: 820px) {
  .linksow-help-modal-overlay {
    padding: 12px;
  }

  .linksow-help-modal {
    width: 100%;
    height: 94vh;
    max-height: 94vh;
    border-radius: 20px;
  }

  .linksow-modal-header {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    gap: 12px 8px;
    padding: 14px 16px;
  }

  .linksow-modal-brand {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
    min-width: 0;
  }

  .linksow-modal-header-actions {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }

  .linksow-modal-tabs {
    grid-column: 1 / 3;
    grid-row: 2 / 3;
    width: 100%;
    display: flex;
    justify-content: space-between;
    box-sizing: border-box;
  }

  .linksow-tab-btn {
    flex: 1;
    justify-content: center;
    padding: 7px 10px;
    font-size: 0.8rem;
  }

  .linksow-wa-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px 16px;
  }

  .linksow-qr-card {
    max-width: 100%;
  }

  .linksow-form-container {
    padding: 20px 16px;
  }

  .linksow-form-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .form-footer-bar {
    flex-direction: column-reverse;
    align-items: stretch;
    gap: 12px;
  }

  .linksow-btn-submit-rfq {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .linksow-help-modal-overlay {
    padding: 6px;
  }

  .linksow-help-modal {
    height: 96vh;
    max-height: 96vh;
    border-radius: 16px;
  }

  .linksow-modal-header {
    padding: 10px 12px;
    gap: 10px 6px;
  }

  .linksow-modal-title {
    font-size: 0.88rem;
  }

  .linksow-modal-subtitle {
    font-size: 0.68rem;
  }

  .linksow-tab-btn {
    padding: 6px 4px;
    font-size: 0.72rem;
    gap: 4px;
  }

  .linksow-tab-btn .tab-badge {
    display: none;
  }

  .linksow-wa-heading {
    font-size: 1.25rem;
  }

  .linksow-form-heading h4 {
    font-size: 1.25rem;
  }
}


/* ==========================================================================
   IMMERSIVE HOVER CARDS (Full Background Image, Bottom-Left Title, Reveal on Hover)
   ========================================================================== */
.immersive-hover-card {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background: #0f131c;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.4s var(--ease-apple),
              box-shadow 0.4s var(--ease-apple),
              border-color 0.4s ease;
  box-sizing: border-box;
}

.immersive-hover-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.16);
  border-color: rgba(0, 0, 0, 0.14);
}

.immersive-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1), filter 0.45s ease;
}

.immersive-hover-card:hover .immersive-card-bg {
  transform: scale(1.06);
}

.immersive-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.10) 0%,
    rgba(10, 14, 24, 0.35) 42%,
    rgba(10, 14, 24, 0.88) 82%,
    rgba(7, 10, 18, 0.96) 100%
  );
  z-index: 2;
  transition: background 0.45s ease;
  pointer-events: none;
}

.immersive-hover-card:hover .immersive-card-overlay {
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.26) 0%,
    rgba(10, 14, 24, 0.72) 36%,
    rgba(8, 11, 20, 0.94) 75%,
    rgba(5, 8, 15, 0.98) 100%
  );
}

.immersive-card-topbar {
  position: absolute;
  top: 22px;
  left: 22px;
  right: 22px;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.immersive-hover-card:hover .immersive-card-topbar {
  opacity: 0.35;
}

.immersive-card-body {
  position: relative;
  z-index: 3;
  padding: 24px 24px 26px 24px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #ffffff;
  width: 100%;
  box-sizing: border-box;
  margin-top: 52px;
}

.immersive-card-kicker {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: inline-block;
}

.immersive-card-kicker.amber { color: #fbbf24; }
.immersive-card-kicker.cyan { color: #38bdf8; }
.immersive-card-kicker.emerald { color: #34d399; }
.immersive-card-kicker.purple { color: #c084fc; }

.immersive-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.25;
  color: #ffffff;
  margin: 0;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
  transition: transform 0.35s ease;
}

/* Hover reveal area */
.immersive-card-details {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transform: translateY(18px);
  transition: grid-template-rows 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.35s ease,
              transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.immersive-card-details-inner {
  overflow: hidden;
  min-height: 0;
  padding-top: 14px;
}

.immersive-hover-card:hover .immersive-card-details {
  grid-template-rows: 1fr;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.immersive-desc {
  font-size: 0.90rem;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.55;
  margin-bottom: 14px;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

.immersive-specs-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.immersive-spec-pill {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  white-space: nowrap;
}

.immersive-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 980px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.28);
  transition: all 0.25s var(--ease-apple);
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  width: 100%;
  box-sizing: border-box;
}

.immersive-action-btn:hover {
  background: #ffffff;
  color: #11141d;
  border-color: #ffffff;
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.immersive-action-btn.btn-amber:hover {
  background: #f59e0b;
  color: #ffffff;
  border-color: #f59e0b;
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.35);
}

.immersive-action-btn.btn-cyan:hover {
  background: #0284c7;
  color: #ffffff;
  border-color: #0284c7;
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.35);
}

/* ==========================================================================
   CARDS 3-COLUMN CAROUSEL SYSTEM (For Projects & Insights)
   ========================================================================== */
.cards-carousel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 20px;
}

.cards-carousel-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.carousel-nav-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.25s var(--ease-apple);
  outline: none;
  user-select: none;
}

.carousel-nav-btn:hover {
  background: #f5f5f7;
  border-color: rgba(0, 0, 0, 0.16);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
  transform: scale(1.06);
}

.carousel-nav-btn:active {
  transform: scale(0.95);
}

.carousel-counter-pill {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  padding: 8px 16px;
  border-radius: 20px;
  letter-spacing: 0.04em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.cards-carousel-wrapper {
  position: relative;
  width: 100%;
}

.cards-carousel-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  padding: 12px 4px 28px 4px;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
}

.cards-carousel-track.dragging {
  cursor: grabbing;
  scroll-snap-type: none;
  scroll-behavior: auto;
  user-select: none;
}

.cards-carousel-track::-webkit-scrollbar {
  display: none;
}

/* 3 cards per row on desktop */
.carousel-item-3col {
  flex: 0 0 calc((100% - 2 * 24px) / 3);
  min-width: calc((100% - 2 * 24px) / 3);
  max-width: calc((100% - 2 * 24px) / 3);
  scroll-snap-align: start;
  box-sizing: border-box;
}

@media (max-width: 1024px) {
  .carousel-item-3col {
    flex: 0 0 calc((100% - 20px) / 2);
    min-width: calc((100% - 20px) / 2);
    max-width: calc((100% - 20px) / 2);
  }
}

@media (max-width: 768px) {
  .carousel-item-3col {
    flex: 0 0 88%;
    min-width: 88%;
    max-width: 88%;
  }
  .immersive-card-details {
    grid-template-rows: 1fr;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
}

/* 11. Guzhen Lighting Procurement Immersive Card (.procurement-rfq-card) */
.procurement-rfq-section {
  padding: 80px 0;
  background: var(--bg-surface);
}

.procurement-rfq-card {
  position: relative;
  border-radius: 32px;
  overflow: hidden;
  padding: 64px 48px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: #0f172a;
}

.procurement-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  z-index: 0;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.procurement-rfq-card:hover .procurement-card-bg {
  transform: scale(1.02);
}

.procurement-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 15, 28, 0.72) 0%,
    rgba(10, 15, 28, 0.82) 40%,
    rgba(10, 15, 28, 0.90) 100%
  );
  z-index: 1;
}

.procurement-card-content {
  position: relative;
  z-index: 2;
}

.procurement-card-header {
  max-width: 860px;
  margin: 0 auto 36px auto;
  text-align: center;
}

.procurement-tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fbbf24;
  background: rgba(245, 158, 11, 0.16);
  border: 1px solid rgba(245, 158, 11, 0.35);
  padding: 6px 16px;
  border-radius: 9999px;
  margin-bottom: 14px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.procurement-title {
  font-size: 2.35rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.procurement-subtitle {
  color: #cbd5e1;
  font-size: 1rem;
  line-height: 1.6;
  max-width: 720px;
  margin: 0 auto 20px auto;
}

.procurement-trust-badges {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.procurement-trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.12);
  color: #f1f5f9;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.procurement-form-panel {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 24px;
  padding: 40px 44px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35), 0 4px 12px rgba(0, 0, 0, 0.1);
  max-width: 860px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .procurement-rfq-card {
    padding: 40px 20px;
    border-radius: 22px;
  }
  .procurement-form-panel {
    padding: 24px 18px;
    border-radius: 18px;
  }
  .procurement-title {
    font-size: 1.75rem;
  }
  .procurement-trust-badges {
    gap: 8px;
  }
  .procurement-trust-pill {
    font-size: 0.74rem;
    padding: 4px 10px;
  }
}

/* ==========================================================================
   FEATURED CORE PRODUCTS - IMMERSIVE HOVER CARDS
   ========================================================================== */
.core-products-grid .immersive-hover-card {
  min-height: 480px;
}

.core-products-grid .immersive-card-body {
  padding: 22px 20px;
  margin-top: 40px;
}

.core-products-grid .immersive-card-title {
  font-size: 1.24rem;
  line-height: 1.32;
  margin-bottom: 2px;
}

.immersive-product-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin: 12px 0 16px 0;
}

.product-spec-pill {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 6px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.product-spec-pill .spec-k {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.62);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-spec-pill .spec-v {
  font-size: 0.78rem;
  font-weight: 600;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.immersive-card-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  width: 100%;
}

.immersive-card-actions .immersive-action-btn {
  flex: 1;
  padding: 9px 10px;
  font-size: 0.80rem;
  letter-spacing: 0.02em;
  text-align: center;
  white-space: nowrap;
}

@media (max-width: 1200px) {
  .core-products-grid .immersive-hover-card {
    min-height: 460px;
  }
}

@media (max-width: 640px) {
  .core-products-grid .immersive-hover-card {
    min-height: 440px;
  }
}

/* ==========================================================================
   PRODUCT DETAIL PAGES (PDP) - SEO HIGH-PERFORMANCE ARCHITECTURE
   ========================================================================== */
.pdp-breadcrumb-nav {
  padding: 20px 0 10px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.pdp-breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.pdp-breadcrumb-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.pdp-breadcrumb-item a:hover {
  color: var(--accent-amber);
}

.pdp-breadcrumb-separator {
  color: var(--text-muted);
  user-select: none;
}

.pdp-breadcrumb-item.active {
  color: var(--text-primary);
  font-weight: 600;
}

/* Hero Section */
.pdp-hero-section {
  padding: 24px 0 60px 0;
}

.pdp-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: start;
}

@media (max-width: 1024px) {
  .pdp-hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

/* Gallery Card */
.pdp-gallery-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 28px;
  padding: 24px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
  position: sticky;
  top: 90px;
}

.pdp-main-image-wrap {
  width: 100%;
  height: 440px;
  border-radius: 20px;
  overflow: hidden;
  background: #0f131c;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pdp-main-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, opacity 0.3s ease;
}

.pdp-image-badge-floating {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.3);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 20px;
  letter-spacing: 0.04em;
  z-index: 2;
}

.pdp-thumbs-row {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.pdp-thumb-btn {
  width: 80px;
  height: 80px;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid transparent;
  background: #f1f5f9;
  cursor: pointer;
  padding: 0;
  transition: all 0.25s ease;
  flex-shrink: 0;
}

.pdp-thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pdp-thumb-btn.active,
.pdp-thumb-btn:hover {
  border-color: var(--accent-amber);
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.25);
  transform: translateY(-2px);
}

.pdp-gallery-downloads {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.pdp-download-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  background: #f8fafc;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.2s ease;
}

.pdp-download-btn:hover {
  background: #ffffff;
  border-color: var(--text-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

/* Meta & Buy Box */
.pdp-meta-column {
  display: flex;
  flex-direction: column;
}

.pdp-header-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.pdp-category-tag {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.1);
  padding: 4px 10px;
  border-radius: 6px;
}

.pdp-sku-badge {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: #f1f5f9;
  padding: 4px 10px;
  border-radius: 6px;
}

.pdp-product-title {
  font-size: 2.35rem;
  font-weight: 700;
  line-height: 1.22;
  color: var(--text-primary);
  margin: 0 0 16px 0;
  letter-spacing: -0.02em;
}

@media (max-width: 640px) {
  .pdp-product-title {
    font-size: 1.85rem;
  }
}

.pdp-bluf-desc {
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.pdp-quick-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

@media (max-width: 640px) {
  .pdp-quick-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.pdp-metric-card {
  background: #f8fafc;
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 14px;
  padding: 12px;
  text-align: center;
}

.pdp-metric-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.pdp-metric-val {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* B2B Procurement Fast Facts Box */
.pdp-b2b-box {
  background: #fafaf9;
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: 20px;
  padding: 20px 22px;
  margin-bottom: 28px;
}

.pdp-b2b-box-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: #92400e;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.pdp-b2b-facts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

@media (max-width: 500px) {
  .pdp-b2b-facts-grid {
    grid-template-columns: 1fr;
  }
}

.pdp-b2b-fact-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  padding-bottom: 6px;
  border-bottom: 1px dashed rgba(0, 0, 0, 0.08);
}

.pdp-b2b-fact-item span:first-child {
  color: var(--text-secondary);
}

.pdp-b2b-fact-item span:last-child {
  font-weight: 600;
  color: var(--text-primary);
}

.pdp-action-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.pdp-btn-quote {
  flex: 1.2;
  min-width: 220px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 980px;
  background: var(--accent-amber);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
  transition: all 0.25s ease;
}

.pdp-btn-quote:hover {
  background: #d97706;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
}

.pdp-btn-whatsapp {
  flex: 1;
  min-width: 180px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  border-radius: 980px;
  background: #25d366;
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.25s ease;
}

.pdp-btn-whatsapp:hover {
  background: #1ebc59;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

/* Content Sections */
.pdp-content-section {
  padding: 70px 0;
  border-top: 1px solid var(--border-subtle);
}

.pdp-content-section.bg-surface {
  background: var(--bg-surface);
}

.pdp-section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 44px auto;
}

.pdp-section-title {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.015em;
}

.pdp-section-subtitle {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 4-Card Features Grid */
.pdp-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

@media (max-width: 1024px) {
  .pdp-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .pdp-features-grid {
    grid-template-columns: 1fr;
  }
}

.pdp-feature-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pdp-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.07);
}

.pdp-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(245, 158, 11, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.pdp-feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.pdp-feature-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* 14-Point Native HTML Table */
.pdp-specs-table-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.pdp-specs-table-wrapper {
  width: 100%;
  overflow-x: auto;
}

.pdp-specs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.pdp-specs-table th {
  background: #f8fafc;
  padding: 16px 24px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--border-subtle);
}

.pdp-specs-table td {
  padding: 14px 24px;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  color: var(--text-secondary);
}

.pdp-specs-table tr:last-child td {
  border-bottom: none;
}

.pdp-specs-table tr:hover td {
  background: rgba(245, 158, 11, 0.03);
}

.pdp-specs-table td.spec-name {
  font-weight: 600;
  color: var(--text-primary);
  width: 28%;
  background: #fcfcfd;
}

.pdp-specs-table td.spec-val {
  color: #1e293b;
  font-weight: 500;
}

/* Applications 3-Grid */
.pdp-applications-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .pdp-applications-grid {
    grid-template-columns: 1fr;
  }
}

.pdp-app-card {
  background: #ffffff;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.pdp-app-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.pdp-app-body {
  padding: 20px;
}

.pdp-app-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.pdp-app-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Dedicated RFQ Card */
.pdp-rfq-wrapper {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-radius: 32px;
  padding: 48px;
  color: #ffffff;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
  .pdp-rfq-wrapper {
    padding: 28px 20px;
    border-radius: 22px;
  }
}

.pdp-rfq-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: center;
}

@media (max-width: 900px) {
  .pdp-rfq-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

.pdp-rfq-form {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 28px;
  color: var(--text-primary);
}

.pdp-form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 500px) {
  .pdp-form-row-2 {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   CATEGORY LIST PAGES - HERO BANNER, SCENARIOS & TABBED CATALOG
   ========================================================================== */

/* Category Hero Banner */
.category-hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background-color: #0b1120;
  color: #ffffff;
  padding: 130px 0 60px;
  overflow: hidden;
}

.category-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  filter: brightness(0.65) contrast(1.08);
}

.category-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(11, 17, 32, 0.72) 0%, rgba(11, 17, 32, 0.92) 100%);
  z-index: 1;
}

.category-hero-content {
  position: relative;
  z-index: 2;
  max-width: 980px;
}

.cat-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  margin-bottom: 20px;
}

.cat-breadcrumb a {
  color: #e2e8f0;
  text-decoration: none;
  transition: color 0.2s;
}

.cat-breadcrumb a:hover {
  color: #fbbf24;
}

.cat-breadcrumb .sep {
  color: #64748b;
}

.category-title {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: #ffffff;
  margin-bottom: 16px;
}

.category-subtitle {
  font-size: 1.1rem;
  color: #cbd5e1;
  line-height: 1.65;
  margin-bottom: 28px;
  max-width: 860px;
}

.category-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

@media (max-width: 860px) {
  .category-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .category-metrics-grid {
    grid-template-columns: 1fr;
  }
}

.cat-metric-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 16px 18px;
  transition: transform 0.2s, background 0.2s;
}

.cat-metric-card:hover {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-2px);
}

.cat-metric-val {
  font-size: 1.45rem;
  font-weight: 800;
  color: #fbbf24;
  letter-spacing: -0.02em;
  margin-bottom: 3px;
}

.cat-metric-lbl {
  font-size: 0.78rem;
  font-weight: 600;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.category-hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

/* Application Scenarios Section */
.category-scenarios-section {
  padding: 80px 0;
  background: var(--bg-surface);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.section-kicker-pill {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #b45309;
  background: rgba(217, 119, 6, 0.1);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 36px;
}

@media (max-width: 1100px) {
  .scenarios-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .scenarios-grid {
    grid-template-columns: 1fr;
  }
}

.scenario-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  transition: transform 0.25s, box-shadow 0.25s;
  display: flex;
  flex-direction: column;
}

.scenario-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.08);
}

.scenario-img-box {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.scenario-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.scenario-card:hover .scenario-img-box img {
  transform: scale(1.06);
}

.scenario-tag-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.scenario-body {
  padding: 22px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

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

.scenario-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 16px;
  flex: 1;
}

.scenario-specs-box {
  background: #f8fafc;
  border-radius: 12px;
  padding: 12px 14px;
  border: 1px solid #e2e8f0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.scenario-spec-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
}

.scenario-spec-k {
  color: #64748b;
  font-weight: 500;
}

.scenario-spec-v {
  color: #0f172a;
  font-weight: 700;
}

/* Category Standards & Compliance Banner */
.category-standards-box {
  margin-top: 40px;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-radius: 20px;
  padding: 30px 36px;
  color: #ffffff;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 30px;
  align-items: center;
}

@media (max-width: 860px) {
  .category-standards-box {
    grid-template-columns: 1fr;
    padding: 24px 20px;
  }
}

.standards-highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

@media (max-width: 600px) {
  .standards-highlights-grid {
    grid-template-columns: 1fr;
  }
}

.std-hl-item {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 14px;
}

.std-hl-title {
  font-size: 0.86rem;
  font-weight: 700;
  color: #38bdf8;
  margin-bottom: 4px;
}

.std-hl-desc {
  font-size: 0.78rem;
  color: #cbd5e1;
  line-height: 1.45;
}

/* Category Tabs Section */
.category-catalog-section {
  padding: 80px 0;
  background: var(--bg-base);
}

.category-tabs-wrapper {
  margin-bottom: 36px;
  display: flex;
  justify-content: center;
}

.category-tabs-bar {
  background: #e2e8f0;
  border-radius: 999px;
  padding: 6px;
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.category-tab-btn {
  background: transparent;
  border: none;
  outline: none;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #475569;
  cursor: pointer;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.category-tab-btn:hover {
  color: #0f172a;
  background: rgba(255, 255, 255, 0.6);
}

.category-tab-btn.active {
  background: #0f172a;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.22);
}

.cat-tab-badge {
  font-size: 0.74rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.08);
}

.category-tab-btn.active .cat-tab-badge {
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
}

/* Category Product Grid & Cards */
.cat-products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 1024px) {
  .cat-products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .cat-products-grid {
    grid-template-columns: 1fr;
  }
}

.cat-prod-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  transition: transform 0.25s, box-shadow 0.25s;
  display: flex;
  flex-direction: column;
}

.cat-prod-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.08);
}

.cat-prod-card.fade-in {
  animation: fadeInCatProd 0.35s ease forwards;
}

@keyframes fadeInCatProd {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cat-prod-thumb {
  position: relative;
  height: 250px;
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow: hidden;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.cat-prod-thumb img {
  max-width: 90%;
  max-height: 210px;
  object-fit: contain;
  transition: transform 0.35s ease;
}

.cat-prod-card:hover .cat-prod-thumb img {
  transform: scale(1.06);
}

.cat-prod-power-pill {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #fbbf24;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  letter-spacing: 0.03em;
}

.cat-prod-status-pill {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(16, 185, 129, 0.15);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
}

.cat-prod-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.cat-prod-model-kicker {
  font-size: 0.76rem;
  font-weight: 700;
  color: #b45309;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.cat-prod-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.3;
}

.cat-prod-title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.cat-prod-title a:hover {
  color: var(--accent-amber);
}

.cat-prod-brief {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 18px;
}

.cat-prod-specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}

.cat-spec-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 8px 10px;
}

.cat-spec-box .k {
  font-size: 0.7rem;
  color: #64748b;
  display: block;
}

.cat-spec-box .v {
  font-size: 0.8rem;
  color: #0f172a;
  font-weight: 700;
  display: block;
  margin-top: 2px;
}

.cat-prod-b2b-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-top: 1px dashed #e2e8f0;
  border-bottom: 1px dashed #e2e8f0;
  font-size: 0.8rem;
  margin-bottom: 18px;
}

.cat-prod-b2b-item {
  color: #64748b;
}

.cat-prod-b2b-item strong {
  color: #0f172a;
  font-weight: 600;
}

.cat-prod-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: auto;
}

.cat-prod-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  text-align: center;
}

.cat-prod-btn-primary {
  background: #0f172a;
  color: #ffffff;
}

.cat-prod-btn-primary:hover {
  background: #1e293b;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.18);
}

.cat-prod-btn-amber {
  background: #fbbf24;
  color: #78350f;
  font-weight: 700;
}

.cat-prod-btn-amber:hover {
  background: #f59e0b;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
}

/* Customization Options Bar */
.cat-custom-section {
  padding: 60px 0;
  background: #ffffff;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.cat-custom-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 30px;
}

@media (max-width: 860px) {
  .cat-custom-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .cat-custom-grid {
    grid-template-columns: 1fr;
  }
}

.cat-custom-card {
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 20px;
  background: #f8fafc;
}

.cat-custom-icon {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.cat-custom-title {
  font-size: 1rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 6px;
}

.cat-custom-desc {
  font-size: 0.82rem;
  color: #64748b;
  line-height: 1.5;
}

/* Sourcing Handles 4-Card Grid */
.sourcing-handles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 28px;
}

@media (max-width: 1100px) {
  .sourcing-handles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .sourcing-handles-grid {
    grid-template-columns: 1fr;
  }
}

.sourcing-handle-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
}

.sourcing-handle-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.08);
}

.sourcing-handle-img-box {
  position: relative;
  height: 160px;
  overflow: hidden;
}

.sourcing-handle-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.sourcing-handle-card:hover .sourcing-handle-img-box img {
  transform: scale(1.06);
}

.sourcing-handle-step-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #38bdf8;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(56, 189, 248, 0.3);
  letter-spacing: 0.03em;
}

.sourcing-handle-body {
  padding: 24px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.sourcing-handle-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.35;
}

.sourcing-handle-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 16px;
  flex: 1;
}

.sourcing-handle-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px dashed #e2e8f0;
}

.sourcing-handle-list li {
  font-size: 0.8rem;
  color: #475569;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sourcing-handle-list li span {
  color: #059669;
  font-weight: 700;
}