@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ==========================================================================
   DESIGN SYSTEM & CUSTOM PROPERTIES
   ========================================================================== */
:root {
  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Colors */
  --primary-hue: 224;
  --primary: hsl(var(--primary-hue), 82%, 22%); /* Deep Navy Steel */
  --primary-light: hsl(var(--primary-hue), 76%, 35%);
  --primary-glow: hsla(var(--primary-hue), 82%, 22%, 0.15);
  
  --secondary-hue: 28;
  --secondary: hsl(var(--secondary-hue), 95%, 48%); /* Metallic Industrial Amber/Copper */
  --secondary-light: hsl(var(--secondary-hue), 95%, 60%);
  --secondary-glow: hsla(var(--secondary-hue), 95%, 48%, 0.15);

  --accent-green: #10b981;
  --accent-red: #ef4444;

  --white: #ffffff;

  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc; /* Very light slate gray */
  --bg-tertiary: #f1f5f9;
  
  --text-primary: #0f172a; /* Slate 900 */
  --text-secondary: #334155; /* Slate 700 */
  --text-muted: #64748b; /* Slate 500 */
  --text-light: #94a3b8; /* Slate 400 */
  
  --border-color: #e2e8f0; /* Slate 200 */
  --border-focus: hsl(var(--primary-hue), 76%, 60%);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.08);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.1);
  --shadow-glow: 0 0 20px rgba(30, 64, 175, 0.1);

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Header Height */
  --header-height: 80px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
}

p {
  margin-bottom: 1rem;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.section-bg {
  background-color: var(--bg-secondary);
}

.section-title-wrapper {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--secondary);
  margin-bottom: 0.75rem;
  padding: 0.25rem 0.75rem;
  background-color: var(--secondary-glow);
  border-radius: var(--radius-full);
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
}

/* Grids */
.grid {
  display: grid;
  gap: 2rem;
}
.grid-2 { grid-template-columns: repeat(1, 1fr); }
.grid-3 { grid-template-columns: repeat(1, 1fr); }
.grid-4 { grid-template-columns: repeat(1, 1fr); }

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* Flex Alignments */
.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
  font-family: var(--font-display);
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white) !important;
  box-shadow: var(--shadow-md);
}
.btn-primary:hover {
  background-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
  background-color: var(--secondary);
  color: var(--white) !important;
  box-shadow: var(--shadow-md);
}
.btn-secondary:hover {
  background-color: var(--secondary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--secondary-glow);
}

.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background-color: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-white {
  background-color: var(--white);
  color: var(--primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}
.btn-white:hover {
  background-color: var(--bg-secondary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

/* Badge */
.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

.badge-primary {
  background-color: var(--primary-glow);
  color: var(--primary);
}

.badge-secondary {
  background-color: var(--secondary-glow);
  color: var(--secondary);
}

/* ==========================================================================
   HEADER / NAVIGATION
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  z-index: 1000;
  transition: var(--transition);
}

.site-header.scroll-down {
  transform: translateY(-100%);
}

.site-header.scroll-up {
  transform: translateY(0);
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  height: 70px;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  box-shadow: var(--shadow-md);
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--primary);
  letter-spacing: -0.03em;
  display: flex;
  flex-direction: column;
}

.logo-sub {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--secondary);
  margin-top: -2px;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--secondary);
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link.active::after, .nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* RFQ Cart Icon Trigger */
.rfq-cart-trigger {
  position: relative;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  transition: var(--transition);
}

.rfq-cart-trigger:hover {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.rfq-cart-count {
  position: absolute;
  top: -6px;
  right: -6px;
  background-color: var(--secondary);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  min-width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--white);
  box-shadow: var(--shadow-sm);
}

/* Burger Menu Trigger */
.burger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  cursor: pointer;
  z-index: 1001;
}

.burger-bar {
  width: 100%;
  height: 2px;
  background-color: var(--primary);
  transition: var(--transition);
}

/* Mobile Menu Panel */
@media (max-width: 1023px) {
  .burger-menu {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-primary);
    box-shadow: var(--shadow-xl);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--header-height) + 2rem) 2rem 2rem 2rem;
    gap: 1.5rem;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .nav-menu.open {
    right: 0;
  }
  
  .burger-menu.open .burger-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .burger-menu.open .burger-bar:nth-child(2) {
    opacity: 0;
  }
  .burger-menu.open .burger-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* ==========================================================================
   HERO / BANNER SECTIONS
   ========================================================================== */
.hero {
  position: relative;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 6rem;
  background-color: var(--bg-secondary);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at 80% 20%, rgba(249, 115, 22, 0.05), transparent 60%),
              radial-gradient(circle at 20% 80%, rgba(30, 64, 175, 0.05), transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.hero-content-wrapper {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-content-wrapper {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero-content {
  max-width: 650px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  background-color: var(--primary-glow);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
  border: 1px solid rgba(30, 64, 175, 0.1);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-badge i {
  color: var(--secondary);
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.5rem;
  }
}

.hero-title span {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title span.accent {
  background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
}

.hero-stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.hero-stat-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-bg {
  position: absolute;
  width: 110%;
  height: 110%;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
  z-index: 1;
}

.hero-image {
  position: relative;
  z-index: 2;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 6px solid var(--white);
  overflow: hidden;
  max-width: 100%;
}

.hero-image img {
  width: 100%;
  height: auto;
  transition: transform 6s ease;
}

.hero-image-wrapper:hover .hero-image img {
  transform: scale(1.08);
}

/* Inner Page Banner */
.page-banner {
  background-color: var(--primary);
  color: var(--white);
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 4rem;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.4) 0%, rgba(249, 115, 22, 0.15) 100%),
              radial-gradient(circle at 90% 10%, rgba(255, 255, 255, 0.1), transparent 40%);
  z-index: 1;
}

.page-banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.page-banner-title {
  font-size: 2.75rem;
  color: var(--white);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.breadcrumbs {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.75);
}

.breadcrumbs a {
  color: rgba(255, 255, 255, 0.9);
}

.breadcrumbs a:hover {
  color: var(--secondary-light);
}

/* ==========================================================================
   CARDS & GRID COMPONENT DESIGNS
   ========================================================================== */
/* Feature Card */
.feature-card {
  background-color: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

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

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background-color: var(--primary-glow);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  background-color: var(--secondary);
  color: var(--white);
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Category Card */
.category-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--border-color);
}

.category-img {
  position: relative;
  height: 240px;
  overflow: hidden;
  background-color: #f1f5f9;
}

.category-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-card:hover .category-img img {
  transform: scale(1.08);
}

.category-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.4) 0%, transparent 60%);
  pointer-events: none;
}

.category-body {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.category-title {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.category-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.category-features-list {
  margin-bottom: 1.5rem;
}

.category-feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.category-feature-item i {
  color: var(--secondary);
  font-size: 0.8rem;
}

.category-footer {
  border-top: 1px solid var(--border-color);
  padding-top: 1.25rem;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-display);
  font-size: 0.9rem;
}

.link-arrow i {
  font-size: 0.75rem;
  transition: transform 0.3s ease;
}

.category-card:hover .link-arrow i {
  transform: translateX(4px);
}

.category-card:hover .link-arrow {
  color: var(--secondary);
}

/* ==========================================================================
   PRODUCT CATALOG (INTERACTIVE)
   ========================================================================== */
.catalog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: start;
}

@media (min-width: 1024px) {
  .catalog-layout {
    grid-template-columns: 280px 1fr;
  }
}

/* Sidebar filter */
.catalog-sidebar {
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
}

.sidebar-widget {
  margin-bottom: 2rem;
}

.sidebar-widget:last-child {
  margin-bottom: 0;
}

.widget-title {
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.widget-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--primary);
}

.filter-search-box {
  position: relative;
}

.filter-search-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  background-color: var(--bg-secondary);
  transition: var(--transition);
}

.filter-search-input:focus {
  border-color: var(--border-focus);
  background-color: var(--white);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.filter-search-box i {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.filter-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.filter-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  text-align: left;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.filter-btn:hover {
  background-color: var(--bg-secondary);
  color: var(--primary);
}

.filter-btn.active {
  background-color: var(--primary-glow);
  color: var(--primary);
  font-weight: 600;
}

.filter-btn-count {
  font-size: 0.8rem;
  background-color: var(--white);
  border: 1px solid var(--border-color);
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-full);
  color: var(--text-muted);
}

.filter-btn.active .filter-btn-count {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* Catalog Main */
.catalog-main-header {
  margin-bottom: 2rem;
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  box-shadow: var(--shadow-sm);
}

.catalog-info-text {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.catalog-info-text span {
  font-weight: 700;
  color: var(--text-primary);
}

/* Product Card Grid */
.product-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 640px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* Product Card */
.product-card {
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

.product-card-img {
  position: relative;
  height: 200px;
  overflow: hidden;
  background-color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.product-card-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 2;
}

.product-card-body {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-card-category {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.product-card-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

.product-card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.5;
  flex-grow: 1;
}

.product-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}

.product-card-spec-item {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

.product-card-footer {
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
  margin-top: auto;
  display: flex;
  gap: 0.5rem;
}

.product-card-footer .btn {
  flex: 1;
}

/* ==========================================================================
   TECHNICAL SPECIFICATIONS TABLE
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 2rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.spec-table th {
  background-color: var(--primary);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 600;
  padding: 1rem 1.25rem;
  white-space: nowrap;
}

.spec-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  background-color: var(--white);
}

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

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

.spec-table tr:hover td {
  background-color: var(--primary-glow);
}

/* ==========================================================================
   RFQ CART DRAWER SYSTEM
   ========================================================================== */
.rfq-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.rfq-drawer-overlay.open {
  opacity: 1;
  visibility: visible;
}

.rfq-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 420px;
  height: 100vh;
  background-color: var(--white);
  box-shadow: var(--shadow-xl);
  z-index: 2000;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
}

.rfq-drawer.open {
  right: 0;
}

.rfq-drawer-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.rfq-drawer-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--white);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition);
}

.rfq-drawer-close:hover {
  background-color: var(--accent-red);
  color: var(--white);
  border-color: var(--accent-red);
}

.rfq-drawer-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex-grow: 1;
}

.rfq-items-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.rfq-item {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  position: relative;
  background-color: var(--bg-secondary);
}

.rfq-item-img {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--white);
  border: 1px solid var(--border-color);
}

.rfq-item-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rfq-item-info {
  flex-grow: 1;
}

.rfq-item-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.rfq-item-cat {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.rfq-item-qty {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.rfq-qty-input {
  width: 70px;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border-color);
  background-color: var(--white);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  text-align: center;
}

.rfq-item-remove {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  color: var(--text-light);
  transition: var(--transition);
  padding: 0.25rem;
}

.rfq-item-remove:hover {
  color: var(--accent-red);
}

.rfq-empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-muted);
}

.rfq-empty-icon {
  font-size: 3rem;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.rfq-drawer-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

/* ==========================================================================
   WHY CHOOSE US / MANUFACTURING PROCESS
   ========================================================================== */
.why-item {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.why-item:last-child {
  margin-bottom: 0;
}

.why-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: var(--primary-glow);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.why-item-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.why-item-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Process Timeline */
.process-timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  padding-left: 2rem;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 8px;
  width: 2px;
  height: 100%;
  background-color: var(--border-color);
}

.process-step {
  position: relative;
  margin-bottom: 3.5rem;
}

.process-step:last-child {
  margin-bottom: 0;
}

.process-badge {
  position: absolute;
  left: -2rem;
  top: 0;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: var(--white);
  border: 3px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--primary);
  z-index: 2;
  transition: var(--transition);
}

.process-step:hover .process-badge {
  background-color: var(--primary);
  color: var(--white);
}

.process-content {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 2rem;
  border-radius: var(--radius-md);
  margin-left: 1rem;
  transition: var(--transition);
}

.process-step:hover .process-content {
  box-shadow: var(--shadow-md);
  border-color: var(--border-focus);
}

.process-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.process-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .process-timeline {
    padding-left: 0;
  }
  .process-timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }
  .process-step {
    width: 50%;
    margin-bottom: 2rem;
  }
  .process-step:nth-child(odd) {
    float: left;
    clear: both;
    padding-right: 3rem;
    text-align: right;
  }
  .process-step:nth-child(even) {
    float: right;
    clear: both;
    padding-left: 3rem;
  }
  .process-badge {
    left: auto;
    right: -17px;
  }
  .process-step:nth-child(even) .process-badge {
    left: -17px;
    right: auto;
  }
  .process-step:nth-child(odd) .process-content {
    margin-right: 0;
    margin-left: 0;
  }
  .process-step:nth-child(even) .process-content {
    margin-left: 0;
  }
  .process-timeline::after {
    content: '';
    display: block;
    clear: both;
  }
}

/* ==========================================================================
   EXPORT & PACKAGING DETAILS
   ========================================================================== */
.compliance-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
  .compliance-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.compliance-card {
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  text-align: center;
  transition: var(--transition);
}

.compliance-card:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.compliance-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.compliance-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.compliance-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Packaging Cards */
.pack-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: var(--transition);
}

.pack-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.pack-card-header {
  padding: 1.5rem;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.pack-card-icon {
  width: 40px;
  height: 40px;
  background-color: var(--secondary-glow);
  color: var(--secondary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.pack-card-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.pack-card-body {
  padding: 1.75rem;
}

.pack-card-body ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.pack-card-body li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.pack-card-body li i {
  color: var(--accent-green);
  margin-top: 0.25rem;
}

/* ==========================================================================
   CONTACT US & RFQ INQUIRY FORM
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .contact-layout {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.contact-form-card {
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .form-group-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--border-focus);
  background-color: var(--white);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* RFQ Items in Form */
.form-rfq-summary {
  background-color: var(--primary-glow);
  border: 1px solid rgba(30, 64, 175, 0.1);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.form-rfq-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-rfq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-rfq-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  padding: 0.5rem 0.75rem;
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.form-rfq-item-name {
  font-weight: 600;
}

.form-rfq-item-qty {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-info-card {
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-icon {
  width: 44px;
  height: 44px;
  background-color: var(--primary-glow);
  color: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.info-details-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.info-details-content {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

.map-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  height: 300px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */
.site-footer {
  background-color: var(--text-primary); /* Slate 900 */
  color: #94a3b8;
  padding-top: 5rem;
  padding-bottom: 2rem;
  border-top: 4px solid var(--secondary);
}

.footer-top {
  display: grid;
  gap: 3rem;
  margin-bottom: 4rem;
  grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 640px) {
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-top {
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
  }
}

.footer-logo {
  margin-bottom: 1.5rem;
}

.footer-logo .logo-text {
  color: var(--white);
}

.footer-logo-sub {
  color: var(--secondary);
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}

.social-link:hover {
  background-color: var(--secondary);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-title {
  font-size: 1.15rem;
  color: var(--white);
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 2px;
  background-color: var(--secondary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: #94a3b8;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links a i {
  font-size: 0.75rem;
  transition: transform 0.3s ease;
}

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

.footer-links a:hover i {
  transform: translateX(4px);
  color: var(--secondary);
}

.footer-contact-item {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.footer-contact-item i {
  color: var(--secondary);
  margin-top: 0.25rem;
  font-size: 1.1rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  font-size: 0.85rem;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-copy {
  color: #64748b;
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-links a:hover {
  color: var(--white);
}

/* ==========================================================================
   SCROLL & REVEAL ANIMATIONS
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.215, 0.61, 0.355, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }

/* Micro Interaction: Ripple Effect on Buttons */
.ripple {
  position: relative;
  overflow: hidden;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 998;
}

.back-to-top.active {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--secondary);
  transform: translateY(-3px);
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  width: 56px;
  height: 56px;
  background-color: #25d366;
  color: #ffffff !important;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  font-size: 2rem;
  z-index: 997;
  transition: all 0.3s ease;
  text-decoration: none;
}

.whatsapp-float:hover {
  background-color: #128c7e;
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.25);
}

.whatsapp-float-label {
  position: absolute;
  left: 70px;
  background-color: #1e293b;
  color: #ffffff;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-family: var(--font-display);
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
  transform: translateX(-10px);
  box-shadow: var(--shadow-sm);
}

.whatsapp-float:hover .whatsapp-float-label {
  opacity: 1;
  transform: translateX(0);
}

/* RFQ Form Summary Contrast Fixes */
.form-rfq-summary {
  background-color: var(--primary-glow);
  color: var(--primary);
}
.form-rfq-summary p {
  color: var(--text-secondary) !important;
  font-weight: 500;
}
.form-rfq-summary a {
  color: var(--secondary) !important;
  text-decoration: underline;
}