/* Base Variables & Theme Settings */
:root {
  --primary-color: #0d47a1;
  --primary-light: #1976d2;
  --primary-dark: #002171;
  --accent-color: #00bcd4;
  --accent-hover: #008ba3;
  --dark-bg: #0a111e;
  --card-bg: #ffffff;
  --text-main: #1f2937;
  --text-muted: #6b7280;
  --bg-light: #f8fafc;
  --border-color: #e2e8f0;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 24px rgba(0,0,0,0.12);
  --radius-md: 8px;
  --radius-lg: 16px;
  --transition-fast: 0.25s ease;
  --transition-normal: 0.35s ease;
}

/* Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-light);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* Top Announcement Bar */
.top-bar {
  background: var(--dark-bg);
  color: #94a3b8;
  font-size: 0.875rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-info {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.top-bar-info i {
  color: var(--accent-color);
  margin-right: 0.4rem;
}

.top-bar-social a {
  color: #94a3b8;
  margin-left: 1rem;
  font-size: 1rem;
  transition: color var(--transition-fast);
}

.top-bar-social a:hover {
  color: var(--accent-color);
}

/* Container */
.container {
  width: 90%;
  max-width: 1240px;
  margin: 0 auto;
}

/* Header & Navigation */
.header {
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 1.8rem;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-main);
  padding: 0.5rem 0;
  position: relative;
  transition: color var(--transition-fast);
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

/* Dropdown Menu */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #ffffff;
  min-width: 260px;
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: 0.8rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 0.6rem 1.2rem;
  font-size: 0.9rem;
  color: var(--text-main);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.dropdown-item:hover {
  background: #f1f5f9;
  color: var(--primary-color);
}

.btn-contact {
  background: var(--primary-color);
  color: #ffffff;
  padding: 0.65rem 1.4rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-contact:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(13, 71, 161, 0.3);
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-main);
}

/* Page Header / Hero Secondary */
.page-hero {
  background: linear-gradient(135deg, var(--dark-bg) 0%, #1e293b 100%);
  color: #ffffff;
  padding: 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(0, 188, 212, 0.15), transparent 70%);
}

.page-hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.page-hero-breadcrumb {
  font-size: 0.95rem;
  color: #94a3b8;
  position: relative;
  z-index: 1;
}

.page-hero-breadcrumb a {
  color: #cbd5e1;
}

.page-hero-breadcrumb a:hover {
  color: var(--accent-color);
}

/* Hero Section Homepage */
.hero-slider {
  background: linear-gradient(135deg, #0a111e 0%, #172554 100%);
  color: #ffffff;
  padding: 5rem 0;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: rgba(0, 188, 212, 0.2);
  color: var(--accent-color);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(0, 188, 212, 0.4);
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.2rem;
}

.hero-title span {
  color: var(--accent-color);
}

.hero-desc {
  font-size: 1.1rem;
  color: #cbd5e1;
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

.btn-primary {
  background: var(--primary-light);
  color: #ffffff;
  padding: 0.85rem 1.8rem;
  border-radius: 8px;
  font-weight: 600;
  transition: all var(--transition-fast);
}

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

.btn-outline {
  border: 2px solid rgba(255,255,255,0.2);
  color: #ffffff;
  padding: 0.85rem 1.8rem;
  border-radius: 8px;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.btn-outline:hover {
  border-color: #ffffff;
  background: rgba(255,255,255,0.1);
}

.hero-image-wrapper {
  position: relative;
  text-align: center;
}

.hero-image-wrapper img {
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  border: 4px solid rgba(255,255,255,0.1);
}

/* Features Grid */
.features-section {
  padding: 4rem 0;
  background: #ffffff;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-light);
  padding: 2.2rem;
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid var(--border-color);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 65px;
  height: 65px;
  background: rgba(13, 71, 161, 0.1);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 1.2rem;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
}

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

/* Products Section */
.section {
  padding: 4.5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-subtitle {
  color: var(--primary-color);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-main);
  margin-top: 0.3rem;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.product-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.product-img-holder {
  width: 100%;
  height: 240px;
  background: #f1f5f9;
  position: relative;
  overflow: hidden;
}

.product-img-holder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

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

.product-category-tag {
  font-size: 0.8rem;
  color: var(--accent-hover);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.product-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text-main);
}

.product-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  flex-grow: 1;
}

.product-btn {
  display: inline-block;
  text-align: center;
  background: #f1f5f9;
  color: var(--primary-color);
  font-weight: 600;
  padding: 0.6rem 1rem;
  border-radius: 6px;
  transition: all var(--transition-fast);
}

.product-btn:hover {
  background: var(--primary-color);
  color: #ffffff;
}

/* Stats / Export Counter Section */
.stats-banner {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  padding: 4rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-color);
}

.stat-label {
  font-size: 1rem;
  font-weight: 500;
  color: #e2e8f0;
}

/* Footer */
.footer {
  background: var(--dark-bg);
  color: #94a3b8;
  padding-top: 4rem;
  padding-bottom: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-about img {
  height: 48px;
  margin-bottom: 1.2rem;
}

.footer-about p {
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-title {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-contact-item {
  display: flex;
  gap: 0.8rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.footer-contact-item i {
  color: var(--accent-color);
  margin-top: 0.2rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.875rem;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-buttons {
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-list {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 2.2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .top-bar {
    display: none;
  }
}