/* Custom Styles for Apex Telecom Tower Hardware */
:root {
  --apex-navy: #0b1d3a;
  --apex-blue: #1a365d;
  --apex-amber: #d97706;
  --apex-amber-hover: #b45309;
  --apex-steel: #475569;
  --apex-light: #f8fafc;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: #1e293b;
  background-color: #f8fafc;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

/* Navbar */
.navbar-apex {
  background-color: var(--apex-navy);
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
}

.navbar-apex .navbar-brand {
  font-weight: 700;
  font-size: 1.35rem;
  color: #ffffff;
}

.navbar-apex .nav-link {
  color: #cbd5e1;
  font-weight: 500;
  padding: 0.5rem 0.85rem;
  transition: all 0.2s ease;
}

.navbar-apex .nav-link:hover,
.navbar-apex .nav-link.active {
  color: #ffffff;
  border-bottom: 2px solid var(--apex-amber);
}

/* Buttons */
.btn-apex-amber {
  background-color: var(--apex-amber);
  color: #ffffff;
  font-weight: 600;
  border: none;
}

.btn-apex-amber:hover {
  background-color: var(--apex-amber-hover);
  color: #ffffff;
}

.btn-apex-navy {
  background-color: var(--apex-navy);
  color: #ffffff;
  font-weight: 600;
}

.btn-apex-navy:hover {
  background-color: var(--apex-blue);
  color: #ffffff;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, #0b1d3a 0%, #1a365d 100%);
  color: #ffffff;
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background: radial-gradient(circle at 80% 20%, rgba(217, 119, 6, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

/* Feature Cards */
.feature-card {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  background: #ffffff;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.08);
}

/* Product Card */
.product-card {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  overflow: hidden;
  background: #ffffff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  height: 100%;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.08);
}

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

/* Footer */
footer {
  background-color: var(--apex-navy);
  color: #94a3b8;
}

footer a {
  color: #cbd5e1;
  text-decoration: none;
}

footer a:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* Download Floating Banner / Bar */
.download-bar {
  background: #fef3c7;
  border-bottom: 1px solid #fde68a;
  color: #92400e;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
}