/* ============================================
   DuraEdge Energy Storage - Master Stylesheet
   Brand Colors: Navy #0a1f44, Blue #1565c0, 
   Light Blue #4a90d9, Orange #e87a2e, White #ffffff
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --navy: #0a1f44;
  --navy-light: #122b5c;
  --blue: #1565c0;
  --blue-light: #4a90d9;
  --blue-pale: #d6e7f9;
  --blue-bg: #f0f6ff;
  --orange: #e87a2e;
  --orange-hover: #d16a20;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --success: #22c55e;
  --danger: #ef4444;
  --shadow-sm: 0 1px 3px rgba(10,31,68,0.08);
  --shadow-md: 0 4px 16px rgba(10,31,68,0.1);
  --shadow-lg: 0 8px 32px rgba(10,31,68,0.12);
  --shadow-xl: 0 16px 48px rgba(10,31,68,0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1280px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-primary);
  color: var(--gray-800);
  line-height: 1.7;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  color: var(--navy);
  font-weight: 700;
  line-height: 1.25;
}
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.65rem, 4vw, 2.4rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p { color: var(--gray-600); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--blue);
  margin-bottom: 12px;
}
.section-label::before {
  content: '';
  width: 30px;
  height: 2px;
  background: var(--orange);
}

.section-title {
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-500);
  max-width: 640px;
}

.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-primary);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}
.btn-primary:hover {
  background: var(--orange-hover);
  border-color: var(--orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232,122,46,0.35);
}

.btn-secondary {
  background: var(--white);
  color: var(--navy);
  border-color: var(--gray-300);
}
.btn-secondary:hover {
  border-color: var(--blue);
  color: var(--blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
  transform: translateY(-2px);
}

.btn-blue {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn-blue:hover {
  background: var(--navy);
  border-color: var(--navy);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(21,101,192,0.35);
}

.btn-sm {
  padding: 10px 22px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.05rem;
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.top-bar {
  background: var(--navy);
  color: rgba(255,255,255,0.8);
  font-size: 0.8rem;
  padding: 8px 0;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.top-bar a {
  color: rgba(255,255,255,0.8);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.top-bar a:hover { color: var(--orange); }
.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

header {
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all var(--transition);
  border-bottom: 1px solid transparent;
}
header.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--gray-200);
}

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo img {
  height: 50px;
  width: auto;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.logo-text .brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.5px;
}
.logo-text .brand-sub {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

nav { display: flex; align-items: center; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links > li { position: relative; }

.nav-links > li > a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav-links > li > a:hover,
.nav-links > li > a.active {
  color: var(--blue);
  background: var(--blue-bg);
}

/* Dropdown */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  min-width: 240px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s ease;
  z-index: 100;
}
.nav-links > li:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  font-size: 0.88rem;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.dropdown-menu a:hover {
  background: var(--blue-bg);
  color: var(--blue);
}
.dropdown-menu a i {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  color: var(--blue-light);
}

.nav-cta {
  margin-left: 16px;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  z-index: 1001;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--navy);
  border-radius: 2px;
  transition: all var(--transition);
}
.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 50%, var(--blue) 100%);
  padding: 100px 0 80px;
  overflow: hidden;
  min-height: 600px;
  display: flex;
  align-items: center;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}
.hero .container {
  position: relative;
  z-index: 2;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-content { color: var(--white); }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 24px;
}
.hero-badge i { color: var(--orange); }
.hero h1 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
}
.hero h1 .highlight {
  color: var(--orange);
}
.hero p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 540px;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  gap: 40px;
}
.hero-stat {
  text-align: center;
}
.hero-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.hero-stat-number span { color: var(--orange); }
.hero-stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 500px;
}
.hero-image-wrapper img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
}
.hero-float-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 3s ease-in-out infinite;
}
.hero-float-card.card-1 {
  top: 20px;
  right: -30px;
}
.hero-float-card.card-2 {
  bottom: 30px;
  left: -30px;
  animation-delay: 1.5s;
}
.hero-float-card .icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.hero-float-card .icon.blue { background: var(--blue-pale); color: var(--blue); }
.hero-float-card .icon.orange { background: #fff0e3; color: var(--orange); }
.hero-float-card .label { font-size: 0.72rem; color: var(--gray-500); }
.hero-float-card .value { font-size: 0.95rem; font-weight: 700; color: var(--navy); }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ============================================
   SECTION UTILITIES
   ============================================ */
.section {
  padding: 80px 0;
}
.section-alt {
  background: var(--gray-50);
}
.section-blue {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  color: var(--white);
}
.section-blue h2, .section-blue h3, .section-blue h4 { color: var(--white); }
.section-blue p { color: rgba(255,255,255,0.8); }
.section-blue .section-label { color: var(--orange); }

/* ============================================
   USP / FEATURES
   ============================================ */
.usp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.usp-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.usp-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--orange));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.usp-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.usp-card:hover::before { transform: scaleX(1); }
.usp-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.6rem;
}
.usp-icon.blue { background: var(--blue-pale); color: var(--blue); }
.usp-icon.orange { background: #fff0e3; color: var(--orange); }
.usp-icon.green { background: #dcfce7; color: #16a34a; }
.usp-icon.navy { background: #e2e8f5; color: var(--navy); }
.usp-card h4 { margin-bottom: 8px; }
.usp-card p { font-size: 0.88rem; }

/* ============================================
   PRODUCT CARDS
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
  position: relative;
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.product-card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--blue-bg);
}
.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.product-card:hover .product-card-image img {
  transform: scale(1.05);
}
.product-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--orange);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.product-card-body {
  padding: 24px;
}
.product-card-body h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}
.product-card-body p {
  font-size: 0.85rem;
  margin-bottom: 16px;
}
.product-card-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.product-card-features span {
  font-size: 0.72rem;
  background: var(--blue-bg);
  color: var(--blue);
  padding: 4px 10px;
  border-radius: 50px;
  font-weight: 500;
}
.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--blue);
  transition: all var(--transition);
}
.product-card-link:hover {
  color: var(--orange);
  gap: 10px;
}

/* ============================================
   TRUST / STATS BAR
   ============================================ */
.stats-bar {
  padding: 48px 0;
  background: var(--white);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item { position: relative; }
.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 40px;
  width: 1px;
  background: var(--gray-200);
}
.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--blue);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-number span { color: var(--orange); }
.stat-label {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -5%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(232,122,46,0.06);
}
.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.cta-content h2 {
  color: var(--white);
  margin-bottom: 16px;
}
.cta-content p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 32px;
}
.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============================================
   INDUSTRIES SECTION
   ============================================ */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.industry-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.industry-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-pale);
}
.industry-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: var(--blue-pale);
  color: var(--blue);
  flex-shrink: 0;
}
.industry-card h4 { margin-bottom: 6px; }
.industry-card p { font-size: 0.85rem; }

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
  position: relative;
}
.testimonial-card::before {
  content: '\201c';
  font-size: 4rem;
  color: var(--blue-pale);
  position: absolute;
  top: 12px;
  left: 20px;
  font-family: Georgia, serif;
  line-height: 1;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-md);
}
.testimonial-text {
  font-size: 0.92rem;
  color: var(--gray-600);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  padding-top: 16px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--blue-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--blue);
  font-size: 0.9rem;
}
.testimonial-info h5 {
  font-size: 0.88rem;
  color: var(--navy);
}
.testimonial-info span {
  font-size: 0.78rem;
  color: var(--gray-400);
}
.testimonial-stars {
  color: #f59e0b;
  font-size: 0.82rem;
  margin-bottom: 10px;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo-text .brand-name { color: var(--white); }
.footer-brand .logo-text .brand-sub { color: var(--blue-light); }
.footer-brand p {
  color: rgba(255,255,255,0.6);
  font-size: 0.88rem;
  margin: 16px 0;
  line-height: 1.7;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 1rem;
  transition: all var(--transition);
}
.footer-social a:hover {
  background: var(--orange);
  color: var(--white);
}

.footer-column h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--orange);
}
.footer-column ul li { margin-bottom: 10px; }
.footer-column ul li a {
  color: rgba(255,255,255,0.6);
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition);
}
.footer-column ul li a:hover {
  color: var(--orange);
  padding-left: 4px;
}
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-contact-item i {
  color: var(--orange);
  margin-top: 4px;
  width: 16px;
  text-align: center;
}
.footer-contact-item span {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}
.footer-contact-item a {
  color: rgba(255,255,255,0.6);
}
.footer-contact-item a:hover {
  color: var(--orange);
}

.footer-bottom {
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

/* ============================================
   WHY LITHIUM PAGE - COMPARISON
   ============================================ */
.comparison-table-wrapper {
  margin-top: 48px;
  overflow-x: auto;
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.comparison-table thead th {
  padding: 20px 24px;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 700;
}
.comparison-table thead th:first-child {
  background: var(--gray-100);
  color: var(--gray-700);
}
.comparison-table thead th:nth-child(2) {
  background: var(--navy);
  color: var(--white);
}
.comparison-table thead th:nth-child(3) {
  background: var(--gray-600);
  color: var(--white);
}
.comparison-table tbody td {
  padding: 16px 24px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--gray-100);
}
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody td:first-child {
  font-weight: 600;
  color: var(--navy);
  background: var(--gray-50);
}
.comparison-table tbody td:nth-child(2) {
  color: var(--blue);
  font-weight: 600;
}
.comparison-win {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.comparison-win i { color: var(--success); }

.infographic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.info-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: flex-start;
  gap: 20px;
  transition: all var(--transition);
}
.info-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-pale);
}
.info-card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.info-card h4 { margin-bottom: 8px; }
.info-card p { font-size: 0.88rem; }

/* ============================================
   PRODUCT DETAIL PAGE
   ============================================ */
.product-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  padding: 60px 0;
  position: relative;
}
.product-hero .container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 16px;
}
.breadcrumb a {
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.breadcrumb a:hover { color: var(--white); }
.breadcrumb i { font-size: 0.7rem; }
.product-hero h1 { color: var(--white); margin-bottom: 12px; }
.product-hero p { color: rgba(255,255,255,0.8); max-width: 600px; font-size: 1.05rem; }

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  margin-top: 48px;
}

.product-gallery {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
}
.product-gallery img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.product-info h3 { margin-bottom: 16px; }
.product-info p { margin-bottom: 16px; font-size: 0.92rem; }
.product-specs {
  margin: 24px 0;
}
.product-specs table {
  width: 100%;
  border-collapse: collapse;
}
.product-specs th,
.product-specs td {
  padding: 12px 16px;
  font-size: 0.88rem;
  text-align: left;
  border-bottom: 1px solid var(--gray-100);
}
.product-specs th {
  font-weight: 600;
  color: var(--navy);
  width: 40%;
  background: var(--gray-50);
}
.product-specs td { color: var(--gray-600); }

.product-features-list {
  margin: 20px 0;
}
.product-features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.92rem;
  color: var(--gray-700);
}
.product-features-list li i {
  color: var(--success);
  font-size: 0.85rem;
}

/* ============================================
   PRODUCT VARIANTS TABLE
   ============================================ */
.variants-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  margin-top: 24px;
}
.variants-table thead th {
  background: var(--navy);
  color: var(--white);
  padding: 14px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.variants-table tbody td {
  padding: 12px 16px;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-600);
}
.variants-table tbody tr:nth-child(even) {
  background: var(--gray-50);
}
.variants-table tbody tr:hover {
  background: var(--blue-bg);
}

/* ============================================
   DISTRIBUTOR PAGE
   ============================================ */
.distributor-benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.benefit-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--gray-200);
  text-align: center;
  transition: all var(--transition);
}
.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.benefit-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.5rem;
}
.benefit-card h4 { margin-bottom: 8px; }
.benefit-card p { font-size: 0.85rem; }

/* Form Styles */
.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  margin-bottom: 0;
}
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}
.form-group label .required { color: var(--danger); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 0.9rem;
  font-family: var(--font-primary);
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  background: var(--white);
  color: var(--gray-800);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(21,101,192,0.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  margin-top: 48px;
}
.contact-info-cards {
  display: grid;
  gap: 20px;
}
.contact-info-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all var(--transition);
}
.contact-info-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--blue-pale);
}
.contact-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: var(--blue-pale);
  color: var(--blue);
  flex-shrink: 0;
}
.contact-info-card h4 { font-size: 0.95rem; margin-bottom: 4px; }
.contact-info-card p { font-size: 0.88rem; }
.contact-info-card a {
  color: var(--blue);
  font-weight: 500;
}
.contact-info-card a:hover { color: var(--orange); }

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 300px;
  margin-top: 20px;
  border: 1px solid var(--gray-200);
}
.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================
   SERVICE AREA / LOCATIONS
   ============================================ */
.locations-flex {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.location-tag {
  background: var(--blue-bg);
  color: var(--blue);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid var(--blue-pale);
  transition: all var(--transition);
}
.location-tag:hover {
  background: var(--blue);
  color: var(--white);
}

/* ============================================
   PAGE HEADER (Inner pages)
   ============================================ */
.page-header {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  padding: 60px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.page-header .container { position: relative; z-index: 2; }
.page-header h1 { color: var(--white); margin-bottom: 12px; }
.page-header p { color: rgba(255,255,255,0.8); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }
.page-header .breadcrumb { justify-content: center; margin-bottom: 16px; }

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.6rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 999;
  transition: all var(--transition);
  animation: pulse-wa 2s infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.5);
}
@keyframes pulse-wa {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 4px 30px rgba(37,211,102,0.6); }
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
  position: fixed;
  bottom: 24px;
  right: 90px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition);
  z-index: 998;
  box-shadow: var(--shadow-md);
}
.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.scroll-top:hover {
  background: var(--blue);
  transform: translateY(-2px);
}

/* ============================================
   ANIMATIONS (Intersection Observer)
   ============================================ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; }
  .hero { padding: 60px 0; min-height: auto; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .usp-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .product-detail-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .top-bar { display: none; }
  
  .menu-toggle { display: flex; }
  
  nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    padding: 80px 24px 24px;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    z-index: 1000;
    overflow-y: auto;
  }
  nav.open { right: 0; }
  
  .nav-links {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }
  .nav-links > li > a {
    padding: 14px 16px;
    width: 100%;
    border-bottom: 1px solid var(--gray-100);
  }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 16px;
    display: none;
  }
  .nav-links > li:hover .dropdown-menu,
  .dropdown-menu.show { display: block; }
  
  .nav-cta {
    margin: 16px 0 0;
    width: 100%;
  }
  .nav-cta .btn { width: 100%; justify-content: center; }
  
  .hero-stats { gap: 24px; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
  
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-item:not(:last-child)::after { display: none; }
  
  .industries-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .distributor-benefits { grid-template-columns: 1fr; }
  .infographic-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  
  .section { padding: 60px 0; }
  .hero-float-card { display: none; }
}

@media (max-width: 480px) {
  .products-grid { grid-template-columns: 1fr; }
  .usp-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 16px; text-align: center; }
  .stats-grid { grid-template-columns: 1fr; }
}

/* Mobile nav overlay */
.nav-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(10,31,68,0.5);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}
.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}