/* ==========================================================================
   NACCI ENERGY — APPLE WHITE DESIGN SYSTEM (纯白简约大气 全宽 5% PADDING)
   ========================================================================== */

:root {
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Helvetica Neue", "Segoe UI", Arial, sans-serif;
  --font-mono: "SF Mono", Menlo, Monaco, Consolas, "Courier New", monospace;

  /* Nordic Clean Light Sky Palette (Reference Screenshot Aesthetic) */
  --bg-page: #ffffff;
  --bg-surface: #ffffff;
  --bg-section-alt: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --bg-card-subtle: #f1f5f9;
  --bg-sky-gradient: linear-gradient(180deg, #93c5fd 0%, #bfdbfe 35%, #dbeafe 65%, #ffffff 100%);
  --bg-sky-banner: linear-gradient(135deg, #60a5fa 0%, #93c5fd 50%, #dbeafe 100%);
  --bg-glass: rgba(255, 255, 255, 0.85);
  --bg-glass-scrolled: rgba(255, 255, 255, 0.95);
  
  /* Text Hues */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #94a3b8;
  --text-muted: #cbd5e1;

  /* Accents (Soft Cloud Blue & Electric Azure) */
  --apple-blue: #2563eb;
  --apple-blue-hover: #1d4ed8;
  --apple-cyan: #0ea5e9;
  --accent-cyan: #38bdf8;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --sky-light: #eff6ff;
  --sky-badge: #dbeafe;

  /* Borders & Shadows (Soft Ambient Airy Shadows) */
  --border-glass: rgba(148, 163, 184, 0.18);
  --border-glass-bright: rgba(148, 163, 184, 0.28);
  --border-subtle: rgba(148, 163, 184, 0.12);
  --shadow-subtle: 0 4px 20px rgba(15, 23, 42, 0.03);
  --shadow-card: 0 8px 30px rgba(15, 23, 42, 0.04);
  --shadow-card-hover: 0 20px 48px rgba(37, 99, 235, 0.08);
  --shadow-float: 0 24px 60px rgba(15, 23, 42, 0.08);
  --glow-blue: 0 0 32px rgba(59, 130, 246, 0.15);

  /* Dimensions & Spacing */
  --nav-height: 56px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Global Width & Padding Rule: Full Width with 5% Padding */
  --pad-x: 5%;

  /* Transitions */
  --ease-apple: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-normal: 0.35s;
}

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

html {
  font-family: var(--font-display);
  background-color: var(--bg-page);
  color: var(--text-primary);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
  line-height: 1.5;
}

body {
  overflow-x: hidden;
  background-color: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
  width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-normal) var(--ease-apple), opacity var(--duration-normal) var(--ease-apple);
}

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

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

::selection {
  background: rgba(0, 113, 227, 0.2);
  color: #1d1d1f;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #f5f5f7;
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.18);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.32);
}

/* ==========================================================================
   NAVIGATION BAR (Apple Translucent Header on Pure White)
   ========================================================================== */

.apple-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: 0 2px 14px rgba(15, 23, 42, 0.04);
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.apple-header.scrolled {
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
}

.nav-container {
  width: 100%;
  max-width: none;
  height: 100%;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
}

.brand-logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo-img {
  height: 28px;
  width: auto;
  object-fit: contain;
  filter: none;
  transition: filter 0.3s ease;
}

.brand-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--apple-blue);
  background: rgba(0, 113, 227, 0.08);
  padding: 2px 7px;
  border-radius: 4px;
  border: 1px solid rgba(0, 113, 227, 0.18);
  transition: all 0.3s ease;
}

/* ==========================================================================
   NAVIGATION CAPSULE MENU — CONCENTRIC CORNER RADIUS FORMULA
   Formula: R_outer = R_inner + padding
   Ensures optically balanced, concentric curvature with uniform clearance
   ========================================================================== */
.nav-menu {
  --nav-pad: 4px;
  --nav-link-radius: 16px;
  --nav-menu-radius: calc(var(--nav-link-radius) + var(--nav-pad)); /* 20px */

  display: flex;
  align-items: center;
  gap: 3px;
  list-style: none;
  background: rgba(241, 245, 249, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--nav-pad);
  border-radius: var(--nav-menu-radius);
  border: 1px solid rgba(203, 213, 225, 0.8);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  transition: all 0.35s ease;
}

.nav-link {
  font-size: 13px;
  font-weight: 500;
  line-height: 20px;
  color: #334155;
  letter-spacing: -0.01em;
  padding: 5px 13px;
  border: 1px solid transparent;
  border-radius: var(--nav-link-radius);
  position: relative;
  transition: all 0.25s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--apple-blue);
  background: #ffffff;
}

.nav-link.active {
  color: #ffffff;
  background: var(--apple-blue);
  border-color: var(--apple-blue);
  font-weight: 600;
}

/* ==========================================================================
   HOMEPAGE ONLY TRANSPARENT HEADER (Transparent Header & White Logo on Hero)
   Only active on index.html when not scrolled
   ========================================================================== */
.apple-header.header-home:not(.scrolled) {
  background: transparent;
  border-bottom: 1px solid transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.apple-header.header-home:not(.scrolled) .brand-logo-img {
  filter: brightness(0) invert(1); /* Pure White Logo on Hero Banner */
}

.apple-header.header-home:not(.scrolled) .brand-badge {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

.apple-header.header-home:not(.scrolled) .nav-menu {
  background: rgba(15, 23, 42, 0.45);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.apple-header.header-home:not(.scrolled) .nav-link {
  color: #cbd5e1;
}

.apple-header.header-home:not(.scrolled) .nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.apple-header.header-home:not(.scrolled) .nav-link.active {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.2);
}

.apple-header.header-home:not(.scrolled) 

.apple-header.header-home:not(.scrolled) 

.apple-header.header-home:not(.scrolled) .btn-icon {
  color: #cbd5e1;
}

.apple-header.header-home:not(.scrolled) .mobile-menu-toggle {
  color: #ffffff;
}



/* ==========================================================================
   SUPPORT DROPDOWN MEGA MENU (Apple / Linear Frosted Glass Architecture)
   ========================================================================== */
.nav-item-dropdown {
  position: relative;
  list-style: none;
}

.nav-link-dropdown {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}

.nav-link-dropdown svg {
  transition: transform 0.25s var(--ease-apple);
}

.nav-item-dropdown:hover .nav-link-dropdown svg {
  transform: rotate(180deg);
}

.nav-item-dropdown:hover .mega-menu-panel,
.nav-item-dropdown:focus-within .mega-menu-panel {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.mega-menu-panel {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 540px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
  padding: 22px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.25s;
  z-index: 1200;
  margin-top: 12px;
}

/* Wide Mega Menu Panel (for Products & Solutions) */
.mega-menu-panel.mega-menu-wide {
  width: 820px;
  padding: 24px 26px;
}

/* Hover bridge to keep dropdown open during mouse travel */
.mega-menu-panel::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 16px;
}

.mega-menu-header {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--apple-blue);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mega-menu-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* 2-Column Grid Layout for Products & Solutions */
.mega-menu-2col-grid {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 22px;
}

.mega-menu-links-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.mega-menu-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all 0.2s var(--ease-apple);
}

.mega-menu-item:hover {
  background: #f8fafc;
  transform: translateX(4px);
}

.mega-menu-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: #eff6ff;
  border: 1px solid #dbeafe;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--apple-blue);
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.mega-menu-item:hover .mega-menu-icon {
  background: var(--apple-blue);
  color: #ffffff;
  transform: scale(1.05);
}

.mega-menu-content {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.mega-menu-title {
  font-size: 13px;
  font-weight: 700;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 6px;
  line-height: 1.3;
}

.mega-menu-badge {
  font-size: 9.5px;
  font-weight: 700;
  text-transform: uppercase;
  background: #eff6ff;
  color: var(--apple-blue);
  border: 1px solid #dbeafe;
  padding: 1px 7px;
  border-radius: var(--radius-full);
}

.mega-menu-desc {
  font-size: 11px;
  color: #64748b;
  line-height: 1.45;
  margin-top: 3px;
}

/* Featured Visual Spotlight Card in Mega Menu */
.mega-menu-spotlight-card {
  background: linear-gradient(145deg, #0f172a 0%, #1e293b 100%);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.mega-menu-spotlight-card:hover {
  transform: translateY(-2px);
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.25);
}

.mega-menu-spotlight-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.mega-spotlight-tag {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 12px;
}

.mega-spotlight-title {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
  line-height: 1.3;
}

.mega-spotlight-desc {
  font-size: 11.5px;
  color: #94a3b8;
  line-height: 1.5;
  margin-bottom: 14px;
}

.mega-spotlight-link {
  font-size: 11.5px;
  font-weight: 600;
  color: #38bdf8;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: gap 0.2s ease;
}

.mega-menu-spotlight-card:hover .mega-spotlight-link {
  gap: 8px;
  color: #7dd3fc;
}

.mega-menu-footer {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(226, 232, 240, 0.8);
  font-size: 11.5px;
  color: #64748b;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mega-menu-footer a {
  color: var(--apple-blue);
  font-weight: 600;
  text-decoration: none;
}

.mega-menu-footer a:hover {
  text-decoration: underline;
}

@media (max-width: 1200px) {
  .mega-menu-panel.mega-menu-wide {
    width: 720px;
  }
}

@media (max-width: 1040px) {
  .mega-menu-panel.mega-menu-wide {
    width: 620px;
  }
  .mega-menu-2col-grid {
    grid-template-columns: 1fr;
  }
  .mega-menu-spotlight-card {
    display: none;
  }
}


.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-icon {
  background: none;
  border: none;
  color: #1e293b;
  cursor: pointer;
  padding: 8px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.btn-icon:hover {
  color: var(--apple-blue);
  background: rgba(0, 0, 0, 0.05);
}







.mobile-menu-toggle {
  color: #0f172a;
}

.btn-quote {
  font-size: 13px;
  font-weight: 600;
  line-height: 18px;
  background: #0077ed;
  color: #ffffff;
  padding: 8px 20px;
  border-radius: 18px; /* height 36px -> radius 18px */
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.25s var(--ease-apple);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 16px rgba(0, 119, 237, 0.35);
  cursor: pointer;
}

.btn-quote:hover {
  background: #0088ff;
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(0, 119, 237, 0.5);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #0f172a;
  font-size: 20px;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.mobile-menu-toggle:hover {
  color: var(--apple-blue);
  background: rgba(15, 23, 42, 0.05);
}


/* ==========================================================================
   GLOBAL SUB-NAV / BREADCRUMB STRIP
   ========================================================================== */

.sub-header-strip {
  width: 100%;
  background: #f5f5f7;
  border-bottom: 1px solid var(--border-subtle);
  padding: 9px 0;
  font-size: 12px;
  color: var(--text-secondary);
  position: relative;
  margin-top: var(--nav-height);
  z-index: 99;
  box-sizing: border-box;
}

.sub-header-inner {
  width: 100%;
  max-width: none;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  box-sizing: border-box;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { opacity: 0.6; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.2); }
  100% { opacity: 0.6; transform: scale(0.9); }
}

/* ==========================================================================
   2. NORDIC SKY HERO KEYNOTE (Reference Screenshot: Sky Blue Gradient & Floating Architecture)
   ========================================================================== */

.apple-hero {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  min-height: 560px;
  max-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: calc(var(--nav-height) + clamp(8px, 2vh, 20px)) var(--pad-x) clamp(10px, 2.5vh, 24px);
  background: #0f172a;
  box-sizing: border-box;
}

.hero-slider-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 1.2s cubic-bezier(0.2, 0.8, 0.2, 1), transform 8s linear;
  will-change: transform, opacity;
  filter: contrast(1.02) saturate(1.06) brightness(0.88);
}

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

/* Clear, balanced hero overlay allowing background equipment/factory to be crisp and visible */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at center, rgba(15, 23, 42, 0.18) 0%, rgba(15, 23, 42, 0.45) 75%, rgba(15, 23, 42, 0.68) 100%),
              linear-gradient(180deg, rgba(15, 23, 42, 0.3) 0%, rgba(15, 23, 42, 0.08) 40%, rgba(15, 23, 42, 0.55) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  height: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  text-align: center;
}

.hero-lead-box {
  width: 100%;
  max-width: 960px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: auto 0;
  padding: 0 8px;
}

/* Reference Eyebrow: Frosted Dark Pill with Amber Indicator */
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: clamp(10px, 1.2vw, 11.5px);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #e2e8f0;
  background: rgba(15, 23, 42, 0.6);
  padding: clamp(4px, 0.8vh, 6px) clamp(12px, 1.5vw, 18px);
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.15);
  margin-bottom: clamp(10px, 2vh, 22px);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #f59e0b;
  box-shadow: 0 0 8px #f59e0b;
}

.hero-title {
  font-size: clamp(26px, 4.4vw, 68px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: #ffffff;
  margin-bottom: clamp(10px, 1.8vh, 16px);
  max-width: 920px;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.hero-title .gradient-text {
  color: #ffffff;
  background: none;
  -webkit-text-fill-color: initial;
}

.hero-title .hero-highlight-word {
  color: #38bdf8;
  position: relative;
}

.hero-subtitle {
  font-size: clamp(12.5px, 1.25vw, 16.5px);
  font-weight: 400;
  color: #cbd5e1;
  max-width: 720px;
  line-height: 1.5;
  margin-bottom: clamp(14px, 2.5vh, 28px);
  letter-spacing: -0.01em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
}

/* Reference 3 Buttons in Center */
.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(8px, 1.2vw, 14px);
  margin-bottom: 8px;
  flex-wrap: wrap;
}


/* 1. Primary Cyan Blue Pill Button */
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #0077ed;
  color: #ffffff;
  font-size: clamp(13px, 1.15vw, 14.5px);
  font-weight: 600;
  padding: clamp(9px, 1.4vh, 12px) clamp(20px, 2.2vw, 28px);
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 6px 24px rgba(0, 119, 237, 0.35);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s var(--ease-apple);
}

.btn-hero-primary:hover {
  background: #0088ff;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 119, 237, 0.5);
}

/* 2. Amber / Gold Accent Pill Button */
.btn-hero-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #f59e0b;
  color: #ffffff;
  font-size: clamp(13px, 1.15vw, 14.5px);
  font-weight: 600;
  padding: clamp(9px, 1.4vh, 12px) clamp(20px, 2.2vw, 28px);
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 6px 24px rgba(245, 158, 11, 0.35);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s var(--ease-apple);
}

.btn-hero-accent:hover {
  background: #d97706;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.5);
}

/* 3. Dark Translucent Ghost Pill Button */
.btn-hero-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: #f1f5f9;
  font-size: clamp(13px, 1.15vw, 14.5px);
  font-weight: 500;
  padding: clamp(9px, 1.4vh, 12px) clamp(18px, 2vw, 26px);
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.22);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s var(--ease-apple);
}

.btn-hero-ghost:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.35);
}

/* Reference Screenshot: Bottom Full-Width Frosted Glass Dock Bar */
.hero-bottom-dock {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: clamp(8px, 1.5vh, 14px) clamp(14px, 2vw, 24px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  box-sizing: border-box;
}

.dock-left-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
}


.dock-badge-title {
  font-size: 11px;
  font-weight: 700;
  color: #f59e0b;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.dock-badge-title::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: #f59e0b;
}

.dock-main-val {
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.dock-center-text {
  font-size: 13px;
  color: #cbd5e1;
  line-height: 1.45;
  flex: 1;
  max-width: 620px;
  padding: 0 16px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.dock-right-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.dock-tag-pill {
  font-size: 11px;
  font-weight: 600;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

@media (max-width: 992px) {
  .hero-bottom-dock {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
  }
  .dock-center-text {
    border: none;
    padding: 0;
  }
}

.btn-apple-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #1d1d1f;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 32px;
  border-radius: var(--radius-full);
  transition: all 0.25s var(--ease-apple);
  border: none;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.btn-apple-primary:hover {
  transform: translateY(-2px);
  background: #000000;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
}

.btn-apple-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: #1d1d1f;
  font-size: 15px;
  font-weight: 500;
  padding: 13px 30px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 0, 0, 0.12);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  transition: all 0.25s var(--ease-apple);
  cursor: pointer;
}

.btn-apple-secondary:hover {
  background: #ffffff;
  transform: translateY(-2px);
  border-color: rgba(0, 0, 0, 0.25);
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.08);
}

/* ==========================================================================
   HERO 5 FROSTED GLASS CARDS (Apple Translucent Glassmorphism)
   ========================================================================== */

.hero-metrics-bar {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  width: 100%;
  margin-top: 24px;
}

@media (max-width: 1200px) {
  .hero-metrics-bar {
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
  }
}

@media (max-width: 768px) {
  .hero-metrics-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}

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

.metric-glass-card {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(28px) saturate(190%);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06), inset 0 1px 1px rgba(255, 255, 255, 0.9);
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 130px;
  box-sizing: border-box;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.metric-glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, rgba(0, 113, 227, 0) 0%, rgba(0, 113, 227, 0.5) 50%, rgba(0, 113, 227, 0) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.metric-glass-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(0, 113, 227, 0.35);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.1), inset 0 1px 1px rgba(255, 255, 255, 1);
}

.metric-glass-card:hover::before {
  opacity: 1;
}

.metric-card-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(0, 113, 227, 0.08);
  border: 1px solid rgba(0, 113, 227, 0.18);
  color: var(--apple-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.metric-glass-card:hover .metric-card-icon {
  background: var(--apple-blue);
  color: #ffffff;
  transform: scale(1.08);
}

.metric-card-content {
  display: flex;
  flex-direction: column;
}

.metric-val {
  font-size: 24px;
  font-weight: 700;
  color: #1d1d1f;
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin-bottom: 4px;
}

.metric-lbl {
  font-size: 12px;
  font-weight: 600;
  color: #1d1d1f;
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}

.metric-subtext {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-tertiary);
  letter-spacing: 0.01em;
}

/* ==========================================================================
   GLOBAL SECTION WRAPPER: FULL WIDTH + 5% PADDING
   ========================================================================== */

.section-wrapper {
  width: 100%;
  max-width: none;
  padding: 100px var(--pad-x);
  box-sizing: border-box;
  position: relative;
}

/* Alternating background for rhythmic hierarchy */
.section-wrapper:nth-of-type(even) {
  background: var(--bg-section-alt);
}

.section-header {
  text-align: center;
  max-width: 840px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--apple-blue);
  background: #eff6ff;
  border: 1px solid #dbeafe;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.05);
}

.section-title {
  font-size: clamp(32px, 3.8vw, 48px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: #0f172a;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 720px;
  margin: 0 auto;
}

/* Floating Center Emblem / Badge (Iconic Motif from Reference Screenshot) */
.floating-center-badge-wrap {
  width: 100%;
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 25;
  margin-top: -34px;
  margin-bottom: -34px;
  pointer-events: none;
}

.floating-center-badge {
  pointer-events: auto;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: #0f172a;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.25), 0 0 0 6px #ffffff;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  position: relative;
}

.floating-center-badge:hover {
  transform: scale(1.12);
  background: var(--apple-blue);
  box-shadow: 0 20px 48px rgba(37, 99, 235, 0.35), 0 0 0 6px #ffffff;
}

.floating-center-badge svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
}

.floating-center-badge .badge-tooltip {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: #0f172a;
  color: #ffffff;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.floating-center-badge:hover .badge-tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(12px);
}

/* ==========================================================================
   PRODUCT SHOWCASE & BENTO MATRIX (Apple White Style)
   ========================================================================== */

.category-tabs-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.cat-tab-btn {
  background: #ffffff;
  border: 1px solid rgba(148, 163, 184, 0.25);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  padding: 9px 22px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.25s var(--ease-apple);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.03);
}

.cat-tab-btn:hover {
  color: var(--text-primary);
  background: #f8fafc;
  border-color: rgba(37, 99, 235, 0.3);
  transform: translateY(-1px);
}

.cat-tab-btn.active {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.18);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  width: 100%;
}

@media (max-width: 1280px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media (max-width: 900px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 580px) {
  .products-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Apple Product Card: Pure White Background, 0 padding on card wrapper */
.apple-product-card {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-xl);
  padding: 0;
  display: flex;
  flex-direction: column;
  transition: all 0.35s var(--ease-apple);
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.04);
}

.apple-product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(147, 197, 253, 0.9);
  box-shadow: 0 20px 48px rgba(37, 99, 235, 0.09);
}

/* Product Card Top: Exact 1:1 Aspect Ratio, Pure White Background, Edge-to-Edge Image (No Padding) */
.product-card-top {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #ffffff;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  display: block;
  overflow: hidden;
  margin: 0;
  padding: 0;
}

.product-card-top .product-badge-row {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 3;
  pointer-events: none;
  margin: 0;
}

.product-card-top .product-img-box {
  width: 100%;
  height: 100%;
  display: block;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  overflow: hidden;
  background: #ffffff;
}

.product-card-top .product-img-box img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s var(--ease-apple);
}

.apple-product-card:hover .product-card-top .product-img-box img {
  transform: scale(1.05);
}

.series-chip {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--apple-blue);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 113, 227, 0.2);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

.voltage-chip {
  font-size: 11px;
  font-weight: 700;
  color: #1d1d1f;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 0, 0, 0.08);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

/* Product Card Lower Half: Clean White Background with generous Apple spacing */
.product-card-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  background: #ffffff;
  box-sizing: border-box;
}

.product-card-title {
  font-size: 16px;
  font-weight: 600;
  color: #1d1d1f;
  line-height: 1.35;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 44px;
}

.product-card-model {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--apple-blue);
  margin-bottom: 14px;
  font-weight: 600;
}

.specs-mini-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 20px;
  flex-grow: 1;
}

.spec-mini-item {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  padding-bottom: 5px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.spec-mini-lbl {
  color: var(--text-tertiary);
}

.spec-mini-val {
  color: var(--text-primary);
  font-weight: 600;
}

.card-action-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
}

/* Expand / Collapse Button & Direct Catalog Link */
.products-expand-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 48px;
  width: 100%;
}

.btn-expand-products {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.15);
  color: #0f172a;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
  transition: all 0.25s var(--ease-apple);
}

.btn-expand-products:hover {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
}

.btn-expand-products svg {
  transition: transform 0.25s ease;
}

.btn-expand-products.expanded svg {
  transform: rotate(180deg);
}

.btn-view-all-products {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.25);
  color: var(--apple-blue);
  font-size: 14px;
  font-weight: 600;
  padding: 12px 26px;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all 0.25s var(--ease-apple);
}

.btn-view-all-products:hover {
  background: var(--apple-blue);
  color: #ffffff;
  border-color: var(--apple-blue);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.2);
}

.btn-card-quickview {
  flex: 1;
  background: #f5f5f7;
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 600;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  transition: all 0.2s ease;
}

.btn-card-quickview:hover {
  background: #ebebee;
  border-color: rgba(0, 0, 0, 0.16);
}

.btn-card-inquire {
  background: var(--apple-blue);
  border: none;
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-card-inquire:hover {
  background: var(--apple-blue-hover);
}

/* ==========================================================================
   "ENGINEERED DOWN TO THE ATOM" (Apple White Bento Grid: 2x2 Unified Height)
   ========================================================================== */

.bento-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  width: 100%;
}

@media (max-width: 900px) {
  .bento-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.bento-card {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 36px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  min-height: 440px;
  box-sizing: border-box;
  transition: all 0.3s ease;
}

.bento-card:hover {
  border-color: rgba(0, 113, 227, 0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.bento-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--apple-blue);
  margin-bottom: 8px;
}

.bento-heading {
  font-size: 26px;
  font-weight: 700;
  color: #1d1d1f;
  line-height: 1.25;
  margin-bottom: 10px;
  letter-spacing: -0.015em;
}

.bento-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 20px;
}

/* Unified 190px height for all card lower elements */
.bento-visual {
  width: 100%;
  height: 190px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  margin-top: auto;
  background: #f5f5f7;
}

.bento-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease-apple);
}

.bento-card:hover .bento-visual img {
  transform: scale(1.04);
}

.bento-features-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: auto;
  height: 190px;
}

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

.bento-feature-item {
  background: #f5f5f7;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  box-sizing: border-box;
}

.bento-feat-title {
  font-size: 13px;
  font-weight: 600;
  color: #1d1d1f;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.bento-feat-desc {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Card 3 Temperature Widget: Matches 190px height */
.bento-temp-widget {
  height: 190px;
  width: 100%;
  background: #f5f5f7;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
  margin-top: auto;
}

.bento-temp-val {
  font-size: 32px;
  font-weight: 700;
  color: var(--apple-blue);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.bento-temp-lbl {
  font-size: 12px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
  font-weight: 600;
}

.bento-temp-features {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.bento-temp-feat-chip {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  padding: 7px 14px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

/* ==========================================================================
   INTERACTIVE SIZING & ROI CALCULATOR (Apple White Glass)
   ========================================================================== */

.calculator-card {
  width: 100%;
  background: linear-gradient(135deg, #70a7ea 0%, #9ec8fa 45%, #d5e6fe 100%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 36px;
  padding: 44px;
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.8);
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

.calculator-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.35) 0%, rgba(255, 255, 255, 0) 70%);
  pointer-events: none;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  position: relative;
  z-index: 2;
}

.calc-inputs-col {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
  display: flex;
  flex-direction: column;
  gap: 26px;
  box-sizing: border-box;
}

.calc-field-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.calc-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
}

.calc-label-val {
  color: var(--apple-blue);
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 15px;
}

.calc-select {
  width: 100%;
  background: #f8fafc;
  border: 1px solid rgba(203, 213, 225, 0.8);
  color: #0f172a;
  padding: 13px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.calc-select:focus {
  border-color: var(--apple-blue);
  background: #ffffff;
}

.calc-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: #e2e8f0;
  outline: none;
  cursor: pointer;
}

.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--apple-blue);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.4);
  border: 2px solid #ffffff;
  transition: transform 0.1s ease;
}

.calc-range::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.calc-results-col {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
}

.calc-match-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-green);
  background: rgba(52, 199, 89, 0.12);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  display: inline-block;
  margin-bottom: 12px;
}

.calc-rec-model {
  font-size: 24px;
  font-weight: 700;
  color: #1d1d1f;
  margin-bottom: 6px;
}

.calc-rec-capacity {
  font-size: 14px;
  color: var(--apple-blue);
  font-weight: 600;
  margin-bottom: 22px;
}

.roi-stats-matrix {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.roi-stat-box {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

.roi-stat-num {
  font-size: 26px;
  font-weight: 700;
  color: var(--apple-blue);
}

.roi-stat-desc {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-top: 2px;
  font-weight: 500;
}

.comparison-bar-wrap {
  margin-top: 10px;
  margin-bottom: 24px;
}

.comparison-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.comp-bar {
  height: 8px;
  border-radius: 4px;
  width: 100%;
  background: #e5e5ea;
  overflow: hidden;
  margin-bottom: 12px;
}

.comp-bar-fill-nacci {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--apple-blue), #30b0c7);
  border-radius: 4px;
}

.comp-bar-fill-lead {
  height: 100%;
  width: 16%;
  background: #ff3b30;
  border-radius: 4px;
}

/* ==========================================================================
   ODM / OEM CUSTOMIZATION TIMELINE (Apple Big Visual Card + Frosted Glass Reveal)
   ========================================================================== */

.oem-timeline-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  width: 100%;
  margin-top: 24px;
}

@media (max-width: 980px) {
  .oem-timeline-track {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.oem-step-card {
  position: relative;
  height: 480px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
  cursor: pointer;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.45s ease, border-color 0.45s ease;
}

.oem-step-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.12);
  border-color: rgba(0, 113, 227, 0.35);
}

/* Full-bleed background image behind the card */
.oem-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
  background: #f5f5f7;
}

.oem-card-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: contrast(1.05) saturate(1.08) brightness(0.96);
  transition: transform 0.75s cubic-bezier(0.16, 1, 0.3, 1), filter 0.5s ease;
  will-change: transform;
}

.oem-step-card:hover .oem-card-bg img {
  transform: scale(1.08);
  filter: contrast(1.08) saturate(1.15) brightness(0.92);
}

/* Subtle top gradient shadow so badges pop */
.oem-card-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.32) 0%, rgba(0, 0, 0, 0) 35%, rgba(0, 0, 0, 0.1) 100%);
  z-index: 2;
  pointer-events: none;
}

/* Top bar with Step Number and Duration Pills */
.oem-card-top-bar {
  position: relative;
  z-index: 5;
  padding: 24px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.oem-step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #1d1d1f;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
  transition: background 0.3s ease, color 0.3s ease;
}

.oem-step-card:hover .oem-step-num {
  background: var(--apple-blue);
  color: #ffffff;
  border-color: var(--apple-blue);
}

.oem-step-duration {
  font-size: 12px;
  font-weight: 700;
  color: #1d1d1f;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  padding: 7px 14px;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
}

/* Frosted glass bottom sheet with smooth upward slide reveal */
.oem-glass-panel {
  position: relative;
  z-index: 10;
  margin: 16px;
  padding: 22px 24px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: calc(var(--radius-xl) - 6px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.8);
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  transition: background 0.35s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
}

.oem-step-card:hover .oem-glass-panel {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.16), inset 0 1px 1px rgba(255, 255, 255, 0.9);
}

.oem-glass-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.oem-step-title {
  font-size: 19px;
  font-weight: 700;
  color: #1d1d1f;
  line-height: 1.3;
  margin: 0;
  letter-spacing: -0.015em;
  transition: color 0.25s ease;
}

.oem-step-card:hover .oem-step-title {
  color: var(--apple-blue);
}

.oem-expand-hint {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.25s ease, color 0.25s ease;
}

.oem-step-card:hover .oem-expand-hint {
  transform: rotate(180deg);
  background: var(--apple-blue);
  color: #ffffff;
}

/* Expandable content area revealed on hover */
.oem-glass-expandable {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(10px);
  transition: max-height 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.35s ease,
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              margin-top 0.35s ease;
}

.oem-step-card:hover .oem-glass-expandable {
  max-height: 200px;
  opacity: 1;
  transform: translateY(0);
  margin-top: 14px;
}

.oem-step-desc {
  font-size: 13.5px;
  color: #424245;
  line-height: 1.55;
  margin: 0 0 12px;
}

.oem-step-highlight {
  padding: 10px 14px;
  background: rgba(0, 113, 227, 0.07);
  border-left: 3px solid var(--apple-blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 12px;
  color: #1d1d1f;
  font-weight: 500;
  line-height: 1.45;
}

.oem-step-highlight strong {
  color: var(--apple-blue);
  font-weight: 700;
}

/* ==========================================================================
   SOLUTIONS EXPEDITION (Apple 6-Grid: 3-Col x 2-Row + Frosted Glass Reveal)
   ========================================================================== */

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  width: 100%;
}

@media (max-width: 1080px) {
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 680px) {
  .solutions-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

.solution-card {
  position: relative;
  height: 440px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
  cursor: pointer;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.45s ease, border-color 0.45s ease;
}

.solution-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.12);
  border-color: rgba(0, 113, 227, 0.35);
}

/* Full-bleed background image covering the entire card */
.solution-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
  background: #f5f5f7;
}

.solution-card-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: contrast(1.05) saturate(1.08) brightness(0.96);
  transition: transform 0.75s cubic-bezier(0.16, 1, 0.3, 1), filter 0.5s ease;
  will-change: transform;
}

.solution-card:hover .solution-card-bg img {
  transform: scale(1.08);
  filter: contrast(1.08) saturate(1.15) brightness(0.92);
}

/* Subtle top gradient shadow so badges pop */
.solution-card-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.32) 0%, rgba(0, 0, 0, 0) 35%, rgba(0, 0, 0, 0.1) 100%);
  z-index: 2;
  pointer-events: none;
}

/* Top bar with capacity badges */
.solution-card-top-bar {
  position: relative;
  z-index: 5;
  padding: 20px 22px 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.solution-badge {
  font-size: 11px;
  font-weight: 700;
  color: #1d1d1f;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.65);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
}

/* Frosted glass bottom sheet with smooth upward slide reveal */
.solution-glass-panel {
  position: relative;
  z-index: 10;
  margin: 14px;
  padding: 20px 22px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: calc(var(--radius-xl) - 6px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.8);
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  transition: background 0.35s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
}

.solution-card:hover .solution-glass-panel {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.16), inset 0 1px 1px rgba(255, 255, 255, 0.9);
}

.solution-glass-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.solution-title {
  font-size: 18px;
  font-weight: 700;
  color: #1d1d1f;
  line-height: 1.3;
  margin: 0;
  letter-spacing: -0.015em;
  transition: color 0.25s ease;
}

.solution-card:hover .solution-title {
  color: var(--apple-blue);
}

.solution-expand-hint {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.25s ease, color 0.25s ease;
}

.solution-card:hover .solution-expand-hint {
  transform: rotate(180deg);
  background: var(--apple-blue);
  color: #ffffff;
}

/* Expandable content area revealed on hover */
.solution-glass-expandable {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(10px);
  transition: max-height 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.35s ease,
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              margin-top 0.35s ease;
}

.solution-card:hover .solution-glass-expandable {
  max-height: 220px;
  opacity: 1;
  transform: translateY(0);
  margin-top: 12px;
}

.solution-desc {
  font-size: 13px;
  color: #424245;
  line-height: 1.5;
  margin: 0 0 12px;
}

.solution-specs-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.spec-pill-tag {
  background: rgba(0, 113, 227, 0.08);
  border: 1px solid rgba(0, 113, 227, 0.16);
  color: var(--apple-blue);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   COMPANY STORY, R&D & TESTING (Apple White Style)
   ========================================================================== */

.about-features-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 64px;
  width: 100%;
}

.about-text-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-quote {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.35;
  color: #1d1d1f;
  border-left: 3px solid var(--apple-blue);
  padding-left: 20px;
}

.about-lead {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 12px;
}

.about-stat-box {
  background: #f5f5f7;
  border: 1px solid var(--border-glass);
  padding: 20px;
  border-radius: var(--radius-md);
}

.about-stat-number {
  font-size: 30px;
  font-weight: 700;
  color: var(--apple-blue);
}

.about-stat-title {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
  font-weight: 500;
}

.about-img-col {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-card);
  position: relative;
}

.about-img-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 200+ Testing Points & Certifications */
/* ==========================================================================
   TESTING LABORATORIES & CERTIFICATIONS (六宫格 3x2 Grid on Desktop)
   ========================================================================== */
.testing-capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
  width: 100%;
}

@media (max-width: 992px) {
  .testing-capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 540px) {
  .testing-capabilities-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

.test-chip {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.03);
  transition: all 0.28s var(--ease-apple);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 140px;
}

.test-chip:hover {
  background: #ffffff;
  border-color: rgba(37, 99, 235, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(37, 99, 235, 0.09);
}

.test-chip-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--apple-blue);
  margin-bottom: 12px;
  transition: all 0.25s ease;
  flex-shrink: 0;
}

.test-chip-icon svg {
  stroke: var(--apple-blue);
  transition: all 0.25s ease;
}

.test-chip:hover .test-chip-icon {
  background: var(--apple-blue);
  border-color: var(--apple-blue);
  color: #ffffff;
  transform: scale(1.06);
}

.test-chip:hover .test-chip-icon svg {
  stroke: #ffffff;
}

.test-chip-title {
  font-size: 15px;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.35;
  margin-bottom: 4px;
}

.test-chip-desc {
  font-size: 12px;
  color: #64748b;
  line-height: 1.45;
  margin-top: 4px;
}

/* ==========================================================================
   ABOUT NACCI COMPREHENSIVE SUITE (Apple White & Nordic Sky Architecture)
   ========================================================================== */

/* 1. Corporate Culture Bento Grid */
.about-culture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  width: 100%;
  margin-bottom: 72px;
}

@media (max-width: 1100px) {
  .about-culture-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

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

.culture-card {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.04);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.35s var(--ease-apple);
  position: relative;
  overflow: hidden;
}

.culture-card:hover {
  transform: translateY(-6px);
  border-color: rgba(147, 197, 253, 0.9);
  box-shadow: 0 20px 48px rgba(37, 99, 235, 0.09);
}

.culture-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: #eff6ff;
  border: 1px solid #dbeafe;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--apple-blue);
  margin-bottom: 22px;
  transition: transform 0.3s ease, background 0.3s ease;
}

.culture-card:hover .culture-icon {
  background: var(--apple-blue);
  color: #ffffff;
  transform: scale(1.08);
}

.culture-title {
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 10px;
  letter-spacing: -0.015em;
}

.culture-desc {
  font-size: 13.5px;
  color: #475569;
  line-height: 1.6;
}

/* 2. 20+ Years Powering 5 Critical Sectors (Full Background Image + Frosted Glass Sheet) */
.about-sectors-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  width: 100%;
  margin-bottom: 72px;
}

@media (max-width: 1200px) {
  .about-sectors-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .about-sectors-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 520px) {
  .about-sectors-grid {
    grid-template-columns: 1fr;
  }
}

.sector-card {
  position: relative;
  min-height: 380px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  border: 1px solid rgba(226, 232, 240, 0.8);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  background-color: #0f172a;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, border-color 0.4s ease;
}

.sector-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 48px rgba(0, 113, 227, 0.16);
  border-color: rgba(0, 113, 227, 0.4);
}

.sector-card-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1;
}

.sector-card:hover .sector-card-bg {
  transform: scale(1.08);
}

.sector-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.15) 0%, rgba(15, 23, 42, 0.05) 40%, rgba(15, 23, 42, 0.65) 100%);
  z-index: 2;
  transition: background 0.4s ease;
}

.sector-card:hover .sector-card-overlay {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.25) 0%, rgba(15, 23, 42, 0.35) 40%, rgba(15, 23, 42, 0.8) 100%);
}

.sector-card-top {
  position: relative;
  z-index: 5;
  padding: 18px 18px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sector-badge {
  font-size: 11px;
  font-weight: 700;
  color: #0f172a;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Frosted glass title panel anchored at bottom with hover expand reveal */
.sector-glass-panel {
  position: relative;
  z-index: 5;
  margin: 12px;
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: calc(var(--radius-xl) - 8px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.14), inset 0 1px 1px rgba(255, 255, 255, 0.9);
  transition: background 0.35s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
  box-sizing: border-box;
}

.sector-card:hover .sector-glass-panel {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.2), inset 0 1px 1px rgba(255, 255, 255, 0.95);
}

.sector-glass-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.sector-title {
  font-size: 16px;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.25;
  margin: 0;
  letter-spacing: -0.01em;
  transition: color 0.25s ease;
}

.sector-card:hover .sector-title {
  color: var(--apple-blue);
}

.sector-expand-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.25s ease, color 0.25s ease;
}

.sector-card:hover .sector-expand-icon {
  transform: rotate(180deg);
  background: var(--apple-blue);
  color: #ffffff;
}

/* Hover reveal area for sector description */
.sector-glass-expandable {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(8px);
  transition: max-height 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.35s ease,
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              margin-top 0.35s ease;
}

.sector-card:hover .sector-glass-expandable {
  max-height: 160px;
  opacity: 1;
  transform: translateY(0);
  margin-top: 10px;
}

.sector-desc {
  font-size: 12.5px;
  color: #334155;
  line-height: 1.55;
  margin: 0;
}

/* 3. Comprehensive R&D Dual Track Matrix */
.about-rd-matrix {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  width: 100%;
  margin-bottom: 72px;
}

@media (max-width: 900px) {
  .about-rd-matrix {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.rd-track-card {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.05);
}

.rd-track-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.rd-track-badge {
  font-size: 12px;
  font-weight: 700;
  color: var(--apple-blue);
  background: #eff6ff;
  border: 1px solid #dbeafe;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.rd-track-title {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
}

.rd-items-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 540px) {
  .rd-items-list {
    grid-template-columns: 1fr;
  }
}

.rd-sub-item {
  background: #f8fafc;
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all 0.2s ease;
}

.rd-sub-item:hover {
  background: #ffffff;
  border-color: rgba(37, 99, 235, 0.3);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
  transform: translateY(-2px);
}

.rd-item-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: #eff6ff;
  color: var(--apple-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.rd-item-name {
  font-size: 13px;
  font-weight: 600;
  color: #0f172a;
}

/* 4. Manufacturing 4 Pillars & Factory View */
.about-mfg-section {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 40px;
  align-items: center;
  width: 100%;
  margin-bottom: 72px;
}

@media (max-width: 992px) {
  .about-mfg-section {
    grid-template-columns: 1fr;
  }
}

.mfg-pillars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 24px;
}

@media (max-width: 540px) {
  .mfg-pillars-grid {
    grid-template-columns: 1fr;
  }
}

.mfg-pillar-card {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.03);
}

.mfg-pillar-tag {
  font-size: 11px;
  font-weight: 700;
  color: var(--apple-blue);
  text-transform: uppercase;
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}

.mfg-pillar-title {
  font-size: 16px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 6px;
}

.mfg-pillar-desc {
  font-size: 12px;
  color: #64748b;
  line-height: 1.5;
}

/* 5. Global Footprint Banner with Map */
.about-global-banner {
  width: 100%;
  background: linear-gradient(135deg, #70a7ea 0%, #9ec8fa 45%, #d5e6fe 100%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 36px;
  padding: 56px 48px;
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.8);
  box-sizing: border-box;
  margin-top: 40px;
  margin-bottom: 60px;
  position: relative;
  overflow: hidden;
}

.about-global-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 2;
}

@media (max-width: 992px) {
  .about-global-grid {
    grid-template-columns: 1fr;
  }
}

.global-map-box {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.08);
  overflow: hidden;
  text-align: center;
}

.global-map-box img {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  border-radius: var(--radius-md);
}

/* ==========================================================================
   WARRANTY & FAQ (Apple White Style)
   ========================================================================== */

.faq-warranty-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  width: 100%;
}

.accordion-item {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: all 0.25s ease;
}

.accordion-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: #1d1d1f;
  user-select: none;
}

.accordion-header:hover {
  color: var(--apple-blue);
}

.accordion-icon {
  font-size: 16px;
  color: var(--text-tertiary);
  transition: transform 0.3s ease;
}

.accordion-item.open .accordion-icon {
  transform: rotate(180deg);
  color: var(--apple-blue);
}

.accordion-content {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  display: none;
}

.accordion-item.open .accordion-content {
  display: block;
}

/* Warranty Policy Card */
.warranty-policy-card {
  background: #f5f5f7;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.warranty-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.warranty-badge-5yr {
  font-size: 34px;
  font-weight: 800;
  color: var(--apple-blue);
  line-height: 1;
}

.warranty-badge-5yr span {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 600;
}

.warranty-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.warranty-list li {
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  line-height: 1.45;
}

.warranty-list li svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--accent-green);
  margin-top: 2px;
}

/* ==========================================================================
   KNOWLEDGE BASE & BLOG INSIGHTS (Big Featured Card + 4-Card 2x2 Subgrid)
   ========================================================================== */

.articles-grid {
  display: grid;
  grid-template-columns: 1.15fr 1.85fr;
  gap: 28px;
  width: 100%;
  align-items: stretch;
}

@media (max-width: 1024px) {
  .articles-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* 1. Left Featured Big Card */
.article-featured-card {
  background: #ffffff;
  border: 1px solid var(--border-glass-bright);
  border-radius: var(--radius-xl);
  padding: 44px 38px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.05);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.article-featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--apple-blue);
  background: rgba(0, 113, 227, 0.08);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  align-self: flex-start;
  margin-bottom: 24px;
  border: 1px solid rgba(0, 113, 227, 0.2);
  transition: all 0.3s ease;
}

.article-featured-card .article-title {
  font-size: 26px;
  font-weight: 700;
  color: #1d1d1f;
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  transition: color 0.3s ease;
}

.article-featured-card .article-summary {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 30px;
  transition: color 0.3s ease;
}

/* Hover effect on featured card: Elegant light card lift, brand blue title */
.article-featured-card:hover {
  background: #ffffff;
  transform: translateY(-5px);
  box-shadow: 0 20px 48px rgba(15, 23, 42, 0.08), 0 0 24px rgba(37, 99, 235, 0.06);
  border-color: rgba(37, 99, 235, 0.4);
}

.article-featured-card:hover .article-featured-badge {
  background: rgba(37, 99, 235, 0.12);
  color: var(--apple-blue);
  border-color: rgba(37, 99, 235, 0.25);
}

.article-featured-card:hover .article-title {
  color: var(--apple-blue);
}

.article-featured-card:hover .article-read-link {
  color: var(--apple-blue-hover);
}

.article-featured-card:hover .article-read-link svg {
  transform: translateX(5px);
}

/* 2. Right 2x2 Subgrid */
.articles-subgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

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

.article-card {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-xl);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.04);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  box-sizing: border-box;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--text-tertiary);
  margin-bottom: 12px;
  transition: color 0.3s ease;
}

.article-cat-tag {
  color: var(--apple-blue);
  font-weight: 700;
  transition: color 0.3s ease;
}

.article-title {
  font-size: 16.5px;
  font-weight: 700;
  color: #1d1d1f;
  line-height: 1.35;
  margin-bottom: 10px;
  letter-spacing: -0.015em;
  transition: color 0.3s ease;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-summary {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 18px;
  flex-grow: 1;
  transition: color 0.3s ease;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-read-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--apple-blue);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  transition: color 0.3s ease;
}

.article-read-link svg {
  transition: transform 0.25s ease;
}

/* Hover state on article cards: Elegant light card lift, brand blue title */
.article-card:hover {
  background: #ffffff;
  transform: translateY(-5px);
  border-color: rgba(37, 99, 235, 0.4);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08), 0 0 20px rgba(37, 99, 235, 0.06);
}

.article-card:hover .article-meta,
.article-card:hover .article-meta span {
  color: var(--text-tertiary);
}

.article-card:hover .article-cat-tag {
  color: var(--apple-blue);
}

.article-card:hover .article-title {
  color: var(--apple-blue);
}

.article-card:hover .article-summary {
  color: var(--text-secondary);
}

.article-card:hover .article-read-link {
  color: var(--apple-blue-hover);
}

.article-card:hover .article-read-link svg {
  transform: translateX(5px);
}

.article-card:hover img {
  transform: scale(1.04);
}

/* ==========================================================================
   BLOG / INSIGHTS CATEGORY FILTER TABS & SEARCH (Apple Segmented Dock Style)
   ========================================================================== */
.blog-filter-wrapper {
  margin: 28px 0 44px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  align-items: center;
  width: 100%;
}

.blog-filter-pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  width: 100%;
}

.filter-pill {
  appearance: none;
  -webkit-appearance: none;
  background: #ffffff;
  border: 1px solid rgba(148, 163, 184, 0.25);
  color: #475569;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.25s var(--ease-apple);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  white-space: nowrap;
  outline: none;
  user-select: none;
}

.filter-pill:hover {
  color: #0f172a;
  background: #f8fafc;
  border-color: rgba(37, 99, 235, 0.35);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.08);
}

.filter-pill.active {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
  font-weight: 600;
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.22);
  transform: translateY(-1px);
}

.filter-pill:focus-visible {
  outline: 2px solid var(--apple-blue);
  outline-offset: 2px;
}

.filter-pill .pill-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 9999px;
  background: #f1f5f9;
  color: #64748b;
  line-height: 1;
  transition: all 0.25s ease;
}

.filter-pill.active .pill-badge {
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
}

/* Mobile responsive horizontal swipe for blog tabs */
@media (max-width: 768px) {
  .blog-filter-pills {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    justify-content: flex-start;
    padding: 6px 16px 14px;
    margin: 0 -5%;
    width: calc(100% + 10%);
    gap: 8px;
    scrollbar-width: none;
  }

  .blog-filter-pills::-webkit-scrollbar {
    display: none;
  }

  .blog-filter-pills .filter-pill {
    flex-shrink: 0;
    scroll-snap-align: center;
    font-size: 13px;
    padding: 8px 16px;
  }
}

/* Search bar styling */
.blog-search-box {
  max-width: 480px;
  width: 100%;
  position: relative;
}

.blog-search-input {
  width: 100%;
  padding: 12px 18px 12px 44px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(203, 213, 225, 0.85);
  background: #ffffff;
  font-size: 14px;
  color: #0f172a;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
  outline: none;
  box-sizing: border-box;
  transition: all 0.25s ease;
}

.blog-search-input:focus {
  border-color: var(--apple-blue);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12), 0 4px 16px rgba(15, 23, 42, 0.04);
}

.blog-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: #94a3b8;
  pointer-events: none;
  transition: color 0.25s ease;
}

.blog-search-box:focus-within .blog-search-icon {
  color: var(--apple-blue);
}

/* ==========================================================================
   CONTACT & INQUIRY SECTION (Apple White Style)
   ========================================================================== */

.contact-box-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 48px;
  background: #ffffff;
  border: 1px solid var(--border-glass-bright);
  border-radius: var(--radius-xl);
  padding: 54px;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.06);
  width: 100%;
  box-sizing: border-box;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-lead-title {
  font-size: 30px;
  font-weight: 700;
  color: #1d1d1f;
  margin-bottom: 14px;
  line-height: 1.25;
}

.contact-lead-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 34px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

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

.chan-icon-box {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  background: rgba(0, 113, 227, 0.08);
  border: 1px solid rgba(0, 113, 227, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--apple-blue);
  flex-shrink: 0;
}

.chan-title {
  font-size: 12px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.chan-detail {
  font-size: 16px;
  font-weight: 600;
  color: #1d1d1f;
}

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

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
}

.form-input, .form-textarea, .form-select {
  background: #f5f5f7;
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #1d1d1f;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  outline: none;
  transition: all 0.2s ease;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--apple-blue);
  background: #ffffff;
  box-shadow: 0 0 10px rgba(0, 113, 227, 0.2);
}

.form-textarea {
  min-height: 115px;
  resize: vertical;
}

.btn-form-submit {
  background: var(--apple-blue);
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  padding: 15px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.25s var(--ease-apple);
  box-shadow: 0 4px 16px rgba(0, 113, 227, 0.3);
}

.btn-form-submit:hover {
  background: var(--apple-blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 113, 227, 0.45);
}

/* ==========================================================================
   FOOTER (Apple High-Design Ceramic White & Sleek Platinum System)
   ========================================================================== */

.apple-footer {
  width: 100%;
  background: #fbfbfd;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding: 80px 0 44px;
  font-size: 13px;
  color: var(--text-tertiary);
  box-sizing: border-box;
  position: relative;
}

.footer-container {
  width: 100%;
  max-width: none;
  padding: 0 var(--pad-x);
  margin: 0 auto;
  box-sizing: border-box;
}

/* Footer Top Brand & Subscription Banner */
.footer-brand-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.footer-brand-info {
  max-width: 460px;
}

.footer-logo-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-bottom: 14px;
}

.footer-logo-img {
  height: 32px;
  width: auto;
  object-fit: contain;
}

.footer-brand-bio {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 16px;
}

.footer-newsletter-wrap {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 320px;
  max-width: 440px;
  flex-grow: 1;
}

.footer-newsletter-title {
  font-size: 13px;
  font-weight: 700;
  color: #1d1d1f;
  letter-spacing: -0.01em;
}

.footer-newsletter-form {
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: var(--radius-full);
  padding: 4px 6px 4px 18px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.footer-newsletter-form:focus-within {
  border-color: var(--apple-blue);
  box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.12);
}

.footer-newsletter-input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 13px;
  color: #1d1d1f;
  flex-grow: 1;
  min-width: 140px;
}

.footer-newsletter-btn {
  background: #1d1d1f;
  color: #ffffff;
  border: none;
  border-radius: var(--radius-full);
  padding: 8px 18px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease;
  white-space: nowrap;
}

.footer-newsletter-btn:hover {
  background: var(--apple-blue);
}

/* Footer Main Menu Columns Grid (Apple Clean Typography) */
.footer-columns-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 56px;
}

@media (max-width: 900px) {
  .footer-columns-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

@media (max-width: 500px) {
  .footer-columns-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

.footer-col-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #1d1d1f;
  margin-bottom: 18px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 0;
  margin: 0;
}

.footer-links-list li {
  line-height: 1.4;
}

.footer-links-list a {
  color: #6e6e73;
  text-decoration: none;
  font-size: 12.5px;
  font-weight: 400;
  transition: color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-links-list a:hover {
  color: var(--apple-blue);
}

.footer-badge-pill {
  font-size: 10px;
  font-weight: 700;
  background: rgba(0, 113, 227, 0.08);
  color: var(--apple-blue);
  padding: 1px 7px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 113, 227, 0.18);
}

/* Trust Badges Strip */
.footer-trust-strip {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 0;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  margin-bottom: 28px;
  flex-wrap: wrap;
  justify-content: space-between;
}

.footer-trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  color: #424245;
}

.footer-trust-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0, 113, 227, 0.08);
  color: var(--apple-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Footer Bottom Legal Row */
.footer-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 12px;
  color: #86868b;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-legal-links a {
  color: #86868b;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-legal-links a:hover {
  color: #1d1d1f;
  text-decoration: underline;
}

/* ==========================================================================
   MODAL DIALOGS (Apple White Style)
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

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

.modal-window {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 860px;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.95) translateY(10px);
  transition: transform 0.3s var(--ease-apple);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
  padding: 38px;
  color: #1d1d1f;
}

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

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #f5f5f7;
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: #1d1d1f;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease;
  font-size: 16px;
}

.modal-close-btn:hover {
  background: #ebebee;
}

/* Modal Content Types */
.modal-product-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 36px;
  align-items: center;
}

.modal-product-img {
  text-align: center;
  background: #f5f5f7;
  padding: 28px;
  border-radius: var(--radius-lg);
}

.modal-product-img img {
  max-height: 280px;
  margin: 0 auto;
}

.modal-specs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.modal-specs-table tr {
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.modal-specs-table td {
  padding: 9px 4px;
  font-size: 13px;
}

.modal-specs-table td:first-child {
  color: var(--text-tertiary);
  width: 40%;
}

.modal-specs-table td:last-child {
  color: #1d1d1f;
  font-weight: 600;
}

/* Article Reader Styling */
.reader-container {
  max-width: 700px;
  margin: 0 auto;
}

.reader-header {
  margin-bottom: 26px;
}

.reader-title {
  font-size: 30px;
  font-weight: 700;
  color: #1d1d1f;
  line-height: 1.25;
  margin-bottom: 12px;
}

.reader-meta {
  font-size: 13px;
  color: var(--apple-blue);
  font-weight: 600;
}

.reader-body {
  font-size: 15px;
  color: #424245;
  line-height: 1.7;
}

.reader-body p {
  margin-bottom: 16px;
}

.reader-body h3 {
  font-size: 19px;
  color: #1d1d1f;
  margin: 26px 0 10px;
}

.reader-body ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

.reader-body li {
  margin-bottom: 8px;
}

/* Search Palette Modal */
.search-palette-box {
  padding: 0;
}

.search-input-wrap {
  display: flex;
  align-items: center;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border-glass);
  gap: 12px;
}

.search-input-field {
  width: 100%;
  background: none;
  border: none;
  font-size: 18px;
  color: #1d1d1f;
  outline: none;
}

.search-results-list {
  max-height: 380px;
  overflow-y: auto;
  padding: 12px;
}

.search-res-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s ease;
}

.search-res-item:hover {
  background: #f5f5f7;
}

.search-res-title {
  font-size: 14px;
  font-weight: 600;
  color: #1d1d1f;
}

.search-res-cat {
  font-size: 11px;
  color: var(--apple-blue);
  background: rgba(0, 113, 227, 0.08);
  padding: 3px 9px;
  border-radius: 4px;
  font-weight: 600;
}

/* ==========================================================================
   MOBILE NAVIGATION DRAWER (Apple White Style)
   ========================================================================== */

.mobile-drawer {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  z-index: 999;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s var(--ease-apple), opacity 0.3s ease;
  overflow-y: auto;
}

.mobile-drawer.active {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer-inner {
  padding: 32px 5% 60px;
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-nav-list a {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.mobile-nav-list a:hover {
  color: var(--apple-blue);
}

/* ==========================================================================
   RESPONSIVE DESIGN (iPad / iPhone / Mobile)
   ========================================================================== */

@media (max-width: 992px) {
  .nav-menu {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .bento-col-8, .bento-col-4, .bento-col-6 {
    grid-column: span 12;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .oem-timeline-track {
    grid-template-columns: 1fr;
  }
  .about-features-container {
    grid-template-columns: 1fr;
  }
  .faq-warranty-grid {
    grid-template-columns: 1fr;
  }
  .contact-box-grid {
    grid-template-columns: 1fr;
    padding: 36px;
  }
  .modal-product-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  :root {
    --pad-x: 16px;
  }
  .btn-apple-primary, .btn-apple-secondary {
    width: 100%;
  }
  .form-row-2 {
    grid-template-columns: 1fr;
  }
  .contact-box-grid {
    padding: 24px;
  }
  .modal-window {
    padding: 22px;
  }
  .page-hero {
    padding: 20px var(--pad-x) 56px;
  }
  .page-hero-top-bar {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
  }
}

/* ==========================================================================
   DEDICATED SUBPAGE DESIGN SYSTEM (Apple White Standalone Subpages)
   ========================================================================== */

.page-hero {
  position: relative;
  width: 100%;
  margin-top: var(--nav-height);
  padding: 24px var(--pad-x) 76px;
  background: linear-gradient(180deg, #93c5fd 0%, #bfdbfe 32%, #dbeafe 65%, #ffffff 100%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}

.page-hero-top-bar {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 44px;
}

.page-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 500;
  color: #334155;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.95);
  padding: 6px 18px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
}

.page-breadcrumb a {
  color: #0f172a;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.page-breadcrumb a:hover {
  color: var(--apple-blue);
}

.page-breadcrumb .page-breadcrumb-current,
.page-breadcrumb span.current,
.page-breadcrumb span:last-child {
  color: var(--apple-blue);
  font-weight: 600;
}

.page-hero-meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: #334155;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  padding: 6px 18px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.page-hero-meta strong {
  color: #0f172a;
  font-weight: 600;
}

.page-hero-meta .meta-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(100, 116, 139, 0.6);
}

.page-hero-inner {
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
}

.page-hero-title {
  font-size: clamp(34px, 4.5vw, 56px);
  font-weight: 800;
  letter-spacing: -0.035em;
  color: #0f172a;
  line-height: 1.12;
  margin-bottom: 16px;
  text-shadow: 0 1px 16px rgba(255, 255, 255, 0.7);
}

.page-hero-desc {
  font-size: 17px;
  color: #334155;
  line-height: 1.6;
  max-width: 760px;
  margin: 0 auto;
}

.page-content-wrapper {
  padding: 70px var(--pad-x) 100px;
  width: 100%;
  box-sizing: border-box;
}

/* Solutions Subpage Cards - Compact & Ergonomic */
.sol-detail-card {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05);
  margin-bottom: 28px;
  display: grid;
  grid-template-columns: 380px 1fr;
  transition: all 0.35s ease;
  min-height: 250px;
}

.sol-detail-card:hover {
  box-shadow: 0 16px 36px rgba(0, 113, 227, 0.1);
  border-color: rgba(0, 113, 227, 0.25);
  transform: translateY(-3px);
}

.sol-detail-img-box {
  position: relative;
  height: 100%;
  min-height: 250px;
  max-height: 290px;
  background: #f8fafc;
  overflow: hidden;
}

.sol-detail-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-apple);
}

.sol-detail-card:hover .sol-detail-img-box img {
  transform: scale(1.05);
}

.sol-detail-body {
  padding: 24px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.sol-detail-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--apple-blue);
  margin-bottom: 6px;
}

.sol-detail-title {
  font-size: 21px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 8px;
  line-height: 1.25;
}

.sol-detail-desc {
  font-size: 13.5px;
  color: #475569;
  line-height: 1.55;
  margin-bottom: 14px;
}

.sol-spec-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.sol-chip {
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  padding: 4px 11px;
  border-radius: var(--radius-full);
  font-size: 11.5px;
  font-weight: 600;
  color: #334155;
}

@media (max-width: 900px) {
  .sol-detail-card {
    grid-template-columns: 1fr;
    margin-bottom: 24px;
  }
  .sol-detail-img-box {
    min-height: 200px;
    max-height: 220px;
  }
  .sol-detail-body {
    padding: 20px 18px;
  }
}

/* Article Rich Body Formatting (SEO Reader) */
.article-rich-body {
  font-size: 16px;
  line-height: 1.8;
  color: #334155;
}

.article-rich-body h2 {
  font-size: 24px;
  font-weight: 800;
  color: #0f172a;
  margin: 36px 0 16px;
  line-height: 1.3;
}

.article-rich-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: #1e293b;
  margin: 28px 0 12px;
  line-height: 1.35;
}

.article-rich-body p {
  margin-bottom: 18px;
}

.article-rich-body ul, .article-rich-body ol {
  margin: 16px 0 24px 24px;
  padding-left: 10px;
}

.article-rich-body li {
  margin-bottom: 10px;
  line-height: 1.65;
}

.article-rich-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 14px;
}

.article-rich-body table th,
.article-rich-body table td {
  padding: 12px 16px;
  border: 1px solid #e2e8f0;
  text-align: left;
}

.article-rich-body table th {
  background: #f8fafc;
  font-weight: 700;
  color: #0f172a;
}

.article-rich-body table tr:nth-child(even) {
  background: #fdfdfe;
}

/* ==========================================================================
   MOBILE COMPREHENSIVE RESPONSIVE ENHANCEMENTS
   ========================================================================== */

/* 1. Mobile Header & Drawer Enhancements */
@media (max-width: 992px) {
  .nav-actions 
  .nav-actions .btn-quote {
    display: none !important;
  }
  .nav-actions {
    gap: 8px;
  }
}

.mobile-drawer-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0 18px;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.mobile-lang-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.mobile-lang-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.mobile-lang-switch-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: #0f172a;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mobile-lang-switch-btn:active {
  background: #e2e8f0;
  transform: scale(0.97);
}

.mobile-lang-switch-btn .lang-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f59e0b;
}

/* 2. Mobile Footer Accordion */
@media (max-width: 768px) {
  .footer-columns-grid {
    grid-template-columns: 1fr;
    gap: 0;
    margin-bottom: 36px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
  }

  .footer-col-accordion {
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  }

  .footer-col-accordion .footer-col-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    margin-bottom: 0;
    cursor: pointer;
    user-select: none;
    font-size: 13px;
  }

  .footer-col-toggle-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    color: var(--text-tertiary);
  }

  .footer-col-accordion.open .footer-col-toggle-icon {
    transform: rotate(180deg);
    color: var(--apple-blue);
  }

  .footer-col-accordion .footer-links-list {
    display: none;
    padding-bottom: 18px;
    padding-left: 4px;
    gap: 12px;
  }

  .footer-col-accordion.open .footer-links-list {
    display: flex;
  }
}

@media (min-width: 769px) {
  .footer-col-toggle-icon {
    display: none;
  }
}

/* 2b. Mobile Footer Trust Badges Carousel (Rotates One Item at a Time Horizontally) */
@media (max-width: 768px) {
  .footer-trust-strip {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 58px;
    height: 58px;
    padding: 0 14px;
    margin-bottom: 24px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    background: rgba(0, 0, 0, 0.02);
    border-radius: var(--radius-sm, 10px);
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
    touch-action: pan-y;
  }

  .footer-trust-item {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 8px;
    font-size: 11.5px;
    font-weight: 600;
    color: #424245;
    padding: 0 16px 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(100%);
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.45s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.45s;
    pointer-events: none;
    box-sizing: border-box;
    width: 100%;
    white-space: nowrap;
  }

  /* Fallback before JS runs / Active slide */
  .footer-trust-strip:not(.js-carousel-ready) .footer-trust-item:first-child,
  .footer-trust-item.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    pointer-events: auto;
    z-index: 2;
  }

  .footer-trust-item.slide-out-left {
    opacity: 0;
    visibility: hidden;
    transform: translateX(-100%);
    pointer-events: none;
    z-index: 1;
  }

  .footer-trust-item.slide-out-right {
    opacity: 0;
    visibility: hidden;
    transform: translateX(100%);
    pointer-events: none;
    z-index: 1;
  }

  .footer-trust-item.prepare-left {
    transform: translateX(-100%) !important;
    transition: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
  }

  .footer-trust-item.prepare-right {
    transform: translateX(100%) !important;
    transition: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
  }

  .footer-trust-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(0, 113, 227, 0.08);
    color: var(--apple-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .footer-trust-indicators {
    position: absolute;
    bottom: 5px;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    z-index: 3;
  }

  .footer-trust-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.18);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .footer-trust-dot.active {
    width: 14px;
    border-radius: 4px;
    background: var(--apple-blue, #0071e3);
  }
}

@media (max-width: 360px) {
  .footer-trust-item {
    font-size: 10px;
    gap: 6px;
    padding: 0 10px 8px;
  }
  .footer-trust-icon {
    width: 20px;
    height: 20px;
  }
}

@media (min-width: 769px) {
  .footer-trust-strip {
    position: static;
    display: flex !important;
    align-items: center;
    gap: 20px;
    padding: 24px 0;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    margin-bottom: 28px;
    flex-wrap: wrap;
    justify-content: space-between;
    background: transparent !important;
    border-radius: 0 !important;
    height: auto !important;
    min-height: 0 !important;
    overflow: visible !important;
  }

  .footer-trust-item {
    position: static !important;
    display: flex !important;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    font-weight: 600;
    color: #424245;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    pointer-events: auto !important;
    padding: 0 !important;
    width: auto !important;
    white-space: normal !important;
  }

  .footer-trust-indicators {
    display: none !important;
  }
}

/* 3. Mobile Horizontal Scrollable Tab Bar for Category Filter */
@media (max-width: 768px) {
  .category-tabs-nav {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    justify-content: flex-start;
    padding: 6px 16px 14px;
    margin: 0 -5% 32px;
    gap: 10px;
    scrollbar-width: none;
  }
  .category-tabs-nav::-webkit-scrollbar {
    display: none;
  }
  .category-tabs-nav .cat-tab-btn {
    flex-shrink: 0;
    scroll-snap-align: center;
    white-space: nowrap;
    font-size: 13px;
    padding: 8px 18px;
  }
}

/* 4. Mobile 1-Card Carousel with Smooth Swipe (Hero Dock / Sectors / OEM / Solutions) */
@media (max-width: 768px) {
  /* Hero Bottom Dock Carousel */
  .hero-bottom-dock {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    gap: 14px;
    padding: 14px;
    width: 100%;
    scrollbar-width: none;
  }
  .hero-bottom-dock::-webkit-scrollbar {
    display: none;
  }
  .hero-bottom-dock > div {
    flex: 0 0 calc(100% - 10px);
    width: calc(100% - 10px);
    scroll-snap-align: center;
    box-sizing: border-box;
  }
  .dock-center-text {
    border: none;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-sm);
  }
  .dock-right-tags {
    padding: 6px 8px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-sm);
  }

  /* OEM / ODM 3-Step Timeline Carousel */
  .oem-timeline-track {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding: 10px 4px 24px;
    margin-top: 14px;
    scrollbar-width: none;
  }
  .oem-timeline-track::-webkit-scrollbar {
    display: none;
  }
  .oem-timeline-track .oem-step-card {
    flex: 0 0 calc(100% - 24px);
    width: calc(100% - 24px);
    height: 440px;
    scroll-snap-align: center;
    box-sizing: border-box;
  }

  /* Solutions 6-Grid Carousel */
  .solutions-grid {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding: 10px 4px 24px;
    scrollbar-width: none;
  }
  .solutions-grid::-webkit-scrollbar {
    display: none;
  }
  .solutions-grid .solution-card {
    flex: 0 0 calc(100% - 24px);
    width: calc(100% - 24px);
    height: 420px;
    scroll-snap-align: center;
    box-sizing: border-box;
  }

  /* 5 Critical Sectors Carousel (About Page) */
  .about-sectors-grid {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding: 10px 4px 24px;
    margin-bottom: 40px;
    scrollbar-width: none;
  }
  .about-sectors-grid::-webkit-scrollbar {
    display: none;
  }
  .about-sectors-grid .sector-card {
    flex: 0 0 calc(100% - 24px);
    width: calc(100% - 24px);
    min-height: 380px;
    scroll-snap-align: center;
    box-sizing: border-box;
  }

  /* Metric Glass Cards Bar (If present) */
  .hero-metrics-bar {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    gap: 12px;
    padding: 8px 4px 18px;
    scrollbar-width: none;
  }
  .hero-metrics-bar::-webkit-scrollbar {
    display: none;
  }
  .hero-metrics-bar .metric-glass-card,
  .hero-metrics-bar .metric-pill {
    flex: 0 0 calc(100% - 30px);
    width: calc(100% - 30px);
    scroll-snap-align: center;
    box-sizing: border-box;
  }
}

/* 5. Contact Section Mobile Polish (Screenshot Reference) */
@media (max-width: 768px) {
  #contact {
    padding-top: 50px !important;
    padding-bottom: 60px !important;
  }
  #contact .section-header {
    text-align: center;
    margin-bottom: 28px;
    padding: 0 8px;
  }
  #contact .section-tag {
    font-size: 11px;
    padding: 5px 16px;
    margin-bottom: 14px;
  }
  #contact .section-title {
    font-size: 26px;
    line-height: 1.25;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
  }
  #contact .section-desc {
    font-size: 13.5px;
    line-height: 1.6;
    color: #475569;
    margin: 0 auto;
  }
  .contact-box-grid {
    grid-template-columns: 1fr;
    padding: 24px 20px;
    gap: 32px;
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 32px rgba(15, 23, 42, 0.05);
  }
  .contact-lead-title {
    font-size: 22px;
    line-height: 1.28;
    margin-bottom: 12px;
    letter-spacing: -0.015em;
  }
  .contact-lead-desc {
    font-size: 13.5px;
    line-height: 1.55;
    margin-bottom: 24px;
    color: #475569;
  }
  .contact-channels {
    gap: 18px;
  }
  .contact-chan-item {
    gap: 14px;
  }
  .chan-icon-box {
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }
  .chan-title {
    font-size: 11px;
    letter-spacing: 0.04em;
    margin-bottom: 3px;
  }
  .chan-detail {
    font-size: 14px;
    line-height: 1.4;
    word-break: break-word;
  }
  .form-row-2 {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .form-group {
    gap: 6px;
  }
  .form-label {
    font-size: 12px;
  }
  .form-input, .form-textarea, .form-select {
    font-size: 14px;
    padding: 12px 14px;
  }
  .btn-form-submit {
    font-size: 15px;
    padding: 14px;
    width: 100%;
  }
}

/* ==========================================================================
   ARTICLE DETAIL PAGE — 2-COLUMN LAYOUT MATCHING NAVBAR WIDTH
   ========================================================================== */
.article-detail-container {
  width: 100%;
  max-width: none;
  padding: 0 var(--pad-x);
  box-sizing: border-box;
}

.article-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 36px;
  align-items: start;
  width: 100%;
}

.article-main-col {
  min-width: 0;
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--border-glass);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
}

.article-featured-media {
  width: 100%;
  max-height: 480px;
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 32px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  background: #f8fafc;
}

.article-featured-media img {
  width: 100%;
  height: 100%;
  max-height: 480px;
  object-fit: cover;
  display: block;
}

.article-key-takeaways {
  background: #f8fafc;
  border-left: 4px solid var(--apple-blue);
  border-radius: 0 12px 12px 0;
  padding: 20px 24px;
  margin-bottom: 36px;
}

.article-key-takeaways-title {
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 6px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-key-takeaways-desc {
  font-size: 14px;
  color: #475569;
  line-height: 1.6;
  margin: 0;
}

.article-sidebar-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: calc(var(--nav-height) + 20px);
}

.sidebar-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-glass);
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.04);
  padding: 24px;
  box-sizing: border-box;
}

.sidebar-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.sidebar-card-title {
  font-size: 16px;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.sidebar-category-item a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: #334155;
  font-size: 13.5px;
  font-weight: 500;
  text-decoration: none;
  background: #f8fafc;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.sidebar-category-item a:hover {
  background: #ffffff;
  border-color: #cbd5e1;
  color: var(--apple-blue);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.08);
  transform: translateX(3px);
}

.sidebar-category-item .cat-count {
  font-size: 11px;
  font-weight: 700;
  color: #64748b;
  background: #e2e8f0;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  transition: all 0.2s ease;
}

.sidebar-category-item a:hover .cat-count {
  background: #eff6ff;
  color: var(--apple-blue);
}

.sidebar-product-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sidebar-product-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: var(--radius-md);
  border: 1px solid #f1f5f9;
  background: #f8fafc;
  text-decoration: none;
  transition: all 0.2s ease;
}

.sidebar-product-item:hover {
  background: #ffffff;
  border-color: #dbeafe;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.08);
  transform: translateY(-2px);
}

.sidebar-product-thumb {
  width: 58px;
  height: 58px;
  border-radius: 10px;
  object-fit: cover;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  flex-shrink: 0;
  padding: 2px;
}

.sidebar-product-info {
  flex: 1;
  min-width: 0;
}

.sidebar-product-sku {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--apple-blue);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.sidebar-product-name {
  font-size: 12.5px;
  font-weight: 600;
  color: #0f172a;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.sidebar-product-spec {
  font-size: 11px;
  color: #64748b;
}

.sidebar-consult-card {
  background: linear-gradient(145deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  position: relative;
  overflow: hidden;
}

.sidebar-consult-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.sidebar-consult-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 12px;
}

.sidebar-consult-title {
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
  line-height: 1.3;
}

.sidebar-consult-desc {
  font-size: 12px;
  color: #94a3b8;
  line-height: 1.5;
  margin-bottom: 16px;
}

.sidebar-consult-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 10px 16px;
  background: var(--apple-blue);
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s ease;
}

.sidebar-consult-btn:hover {
  background: #0077ed;
  box-shadow: 0 4px 14px rgba(0, 113, 227, 0.4);
  transform: translateY(-1px);
}

.sidebar-consult-email {
  margin-top: 12px;
  text-align: center;
  font-size: 11.5px;
  color: #94a3b8;
}

.sidebar-consult-email a {
  color: #38bdf8;
  text-decoration: none;
  font-weight: 600;
}

.sidebar-consult-email a:hover {
  text-decoration: underline;
}

@media (max-width: 1024px) {
  .article-detail-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .article-sidebar-col {
    position: static;
  }
}

/* ==========================================================================
   PRODUCT DETAIL PAGE — MATCHING NAVBAR WIDTH & RICH TECHNICAL SPEC TABLES
   ========================================================================== */
.product-detail-container {
  width: 100%;
  max-width: none;
  padding: 0 var(--pad-x);
  box-sizing: border-box;
}

.product-showcase-grid {
  display: grid;
  grid-template-columns: minmax(360px, 480px) minmax(0, 1fr);
  gap: 48px;
  align-items: start;
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--border-glass);
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.04);
  margin-bottom: 48px;
}

.product-gallery-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #f8fafc;
  border-radius: 18px;
  padding: 36px 24px;
  border: 1px solid #e2e8f0;
  position: sticky;
  top: calc(var(--nav-height) + 20px);
}

.product-gallery-imgwrap {
  width: 100%;
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-gallery-imgwrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 14px 28px rgba(0, 0, 0, 0.1));
}

.product-specs-section {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--border-glass);
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.04);
  margin-bottom: 48px;
}

.product-specs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #e2e8f0;
}

.product-specs-title {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 10px;
}

.spec-table-scroll {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 24px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
}

.spec-rich-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.5;
  text-align: left;
  min-width: 500px;
}

.spec-rich-table th {
  background: #f1f5f9;
  color: #0f172a;
  font-weight: 700;
  padding: 12px 16px;
  border-bottom: 2px solid #cbd5e1;
  border-right: 1px solid #e2e8f0;
  white-space: nowrap;
}

.spec-rich-table th:last-child {
  border-right: none;
}

.spec-rich-table td {
  padding: 11px 16px;
  border-bottom: 1px solid #e2e8f0;
  border-right: 1px solid #f1f5f9;
  color: #334155;
}

.spec-rich-table td:first-child {
  font-weight: 600;
  color: #1e293b;
  background: #f8fafc;
  width: 28%;
  white-space: nowrap;
}

.spec-rich-table td:last-child {
  border-right: none;
}

.spec-rich-table tr:last-child td {
  border-bottom: none;
}

.spec-rich-table tr:hover td {
  background: #f8fafc;
}

.spec-rich-table tr:hover td:first-child {
  background: #f1f5f9;
}

.spec-subtable-heading {
  font-size: 16px;
  font-weight: 700;
  color: #0f172a;
  margin: 20px 0 10px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.spec-subtable-heading::before {
  content: '';
  width: 4px;
  height: 16px;
  background: var(--apple-blue);
  border-radius: 2px;
}

@media (max-width: 1024px) {
  .product-showcase-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .product-gallery-box {
    position: static;
  }
}

/* ==========================================================================
   MOBILE & RESPONSIVE REFINEMENT — BREADCRUMBS, PRODUCT DETAILS & GLOBAL PAGES
   ========================================================================== */

/* Product Detail Core Elements */
.product-core-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 32px;
}

@media (max-width: 992px) {
  .product-showcase-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 24px;
  }
  .product-gallery-box {
    position: static;
    padding: 24px 16px;
  }
  .product-gallery-imgwrap {
    height: 280px;
  }
  .product-specs-section {
    padding: 24px 16px;
  }
  .article-detail-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .article-main-col {
    padding: 24px 16px;
  }
  .article-sidebar-col {
    position: static;
  }
}

@media (max-width: 768px) {
  :root {
    --pad-x: 16px;
  }

  /* Page Hero & Breadcrumbs Balanced Layout on Mobile */
  .page-hero {
    padding: 16px 16px 36px;
  }
  .page-hero-top-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
    width: 100%;
  }
  .page-breadcrumb {
    font-size: 11.5px;
    padding: 5px 14px;
    border-radius: 20px;
    max-width: 95%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
  }
  .page-hero-meta {
    font-size: 11px;
    padding: 5px 14px;
    border-radius: 20px;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    max-width: 95%;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
  }
  .page-hero-title {
    font-size: clamp(24px, 6vw, 36px);
    line-height: 1.25;
  }
  .page-hero-desc {
    font-size: 13.5px;
    line-height: 1.55;
  }
  .section-tag {
    font-size: 10.5px;
    padding: 4px 12px;
  }

  /* Product Showcase Grid on Mobile */
  .product-showcase-grid {
    padding: 20px 16px;
    border-radius: 20px;
    margin-bottom: 32px;
  }
  .product-gallery-box {
    padding: 20px 12px;
    border-radius: 14px;
  }
  .product-gallery-imgwrap {
    height: 240px;
  }
  .product-core-metrics-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-bottom: 24px;
  }
  .product-core-metrics-grid > div {
    padding: 12px 14px;
  }
  .product-core-metrics-grid > div > div:last-child {
    font-size: 17px !important;
  }

  /* Spec Table on Mobile */
  .product-specs-section {
    padding: 20px 14px;
    border-radius: 20px;
    margin-bottom: 36px;
  }
  .product-specs-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 12px;
  }
  .product-specs-title {
    font-size: 17px;
  }
  .spec-rich-table {
    font-size: 12.5px;
    min-width: 380px;
  }
  .spec-rich-table th, .spec-rich-table td {
    padding: 9px 12px;
  }
  .spec-rich-table td:first-child {
    width: 35%;
    font-size: 12px;
  }

  /* Subpages Category Tabs on Mobile */
  .category-tabs-nav, .blog-filter-pills {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap;
    gap: 8px;
    padding-bottom: 8px;
    justify-content: flex-start;
    scrollbar-width: none;
  }
  .category-tabs-nav::-webkit-scrollbar, .blog-filter-pills::-webkit-scrollbar {
    display: none;
  }
  .cat-tab-btn, .filter-pill {
    flex-shrink: 0;
    white-space: nowrap;
    font-size: 12px;
    padding: 6px 14px;
  }

  /* Product & Article Cards on Mobile */
  .products-grid, #articlesContainer {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }
  .product-bento-card {
    padding: 16px !important;
  }

  /* Global Container Padding */
  .page-content-wrapper {
    padding-top: 24px !important;
    padding-bottom: 60px !important;
  }
}

@media (max-width: 768px) {
  /* Tighten section and footer padding on mobile */
  .section-wrapper {
    padding: 48px 16px !important;
  }
  .page-content-wrapper {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }
  .footer-container {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }
  .nav-container {
    padding: 0 16px !important;
  }
  .product-detail-container, .article-detail-container {
    padding: 0 !important;
  }
}

/* ==========================================================================
   PRODUCT DETAIL — RELATED COMPATIBLE SYSTEMS BENTO GRID & FULL CARD IMAGE
   ========================================================================== */
.compatible-systems-section {
  margin-top: 48px;
  width: 100%;
}

.compatible-systems-section .section-header {
  text-align: left !important;
  margin: 0 0 28px 0 !important;
  max-width: none !important;
}

.compatible-systems-section .section-tag {
  margin: 0 0 8px 0 !important;
}

.compatible-systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  width: 100%;
}

@media (max-width: 1100px) {
  .compatible-systems-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 640px) {
  .compatible-systems-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

.compatible-product-card {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: all 0.35s var(--ease-apple);
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.04);
}

.compatible-product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(147, 197, 253, 0.9);
  box-shadow: 0 20px 48px rgba(37, 99, 235, 0.09);
}

/* 1:1 Aspect Ratio, Pure White Background, Edge-to-Edge Image filling top */
.compatible-card-top {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  margin: 0;
  padding: 0;
}

.compatible-card-top .compatible-badge-row {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 3;
  pointer-events: none;
}

.compatible-card-top img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s var(--ease-apple);
}

.compatible-product-card:hover .compatible-card-top img {
  transform: scale(1.05);
}

.compatible-card-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  background: #ffffff;
  box-sizing: border-box;
}

.compatible-card-cat {
  font-size: 11px;
  font-weight: 700;
  color: var(--apple-blue);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.compatible-card-title {
  font-size: 16px;
  font-weight: 600;
  color: #1d1d1f;
  line-height: 1.35;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 44px;
}

.compatible-card-specs {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--apple-blue);
  margin-bottom: 14px;
  font-weight: 600;
}

.compatible-card-action {
  margin-top: auto;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--apple-blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s ease;
}

.compatible-product-card:hover .compatible-card-action {
  gap: 7px;
  color: #0077ed;
}