/* SC Communications - Professional B2B Communications Design */
/* Using Tailwind CSS utility-first approach with custom brand colors */

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

:root {
  /* Brand Colors - Evolved from original red and blue */
  --primary-red: #CB0000;
  --primary-red-dark: #A00000;
  --primary-red-light: #E63535;

  --primary-blue: #455DB8;
  --primary-blue-dark: #2F4190;
  --primary-blue-light: #6178D1;

  --accent-blue: #7284C9;

  /* Neutral Colors */
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  /* Text */
  --text-primary: #1F2937;
  --text-secondary: #4B5563;
  --text-light: #6B7280;

  /* Background */
  --bg-white: #FFFFFF;
  --bg-light: #F9FAFB;
  --bg-dark: #111827;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom Utilities Beyond Tailwind */

.gradient-red-blue {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-blue) 100%);
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

/* Responsive Images */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Hero Section Custom Styles */
.hero-overlay {
  background: linear-gradient(135deg, rgba(203, 0, 0, 0.9) 0%, rgba(69, 93, 184, 0.9) 100%);
}

/* Card Hover Effect */
.service-card {
  transition: all 0.3s ease;
  border: 1px solid var(--gray-200);
}

.service-card:hover {
  border-color: var(--primary-blue);
  box-shadow: 0 8px 24px rgba(69, 93, 184, 0.15);
  transform: translateY(-2px);
}

/* Button Styles */
.btn-primary {
  background: var(--primary-red);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: var(--primary-red-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(203, 0, 0, 0.3);
}

.btn-secondary {
  background: var(--primary-blue);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: var(--primary-blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(69, 93, 184, 0.3);
}

/* Navigation Active State */
.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  padding: 0.5rem 1rem;
}

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

.nav-link.active {
  color: var(--primary-red);
  font-weight: 600;
}

/* Industry Solution Cards */
.industry-card {
  background: white;
  border: 2px solid var(--gray-200);
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.3s ease;
}

.industry-card:hover {
  border-color: var(--primary-red);
  box-shadow: 0 8px 24px rgba(203, 0, 0, 0.1);
}

/* Content Sections */
.content-section {
  padding: 4rem 0;
}

.content-section h2 {
  color: var(--gray-900);
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.content-section h3 {
  color: var(--gray-800);
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.content-section p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.75;
}

/* Responsive Design */
@media (max-width: 768px) {
  .content-section {
    padding: 2rem 0;
  }

  .content-section h2 {
    font-size: 1.75rem;
  }

  .content-section h3 {
    font-size: 1.25rem;
  }
}

/* Professional B2B Focus Elements */
.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-blue) 100%);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.stat-card {
  background: var(--bg-light);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Footer Styles */
footer {
  background: var(--gray-900);
  color: var(--gray-300);
}

footer a {
  color: var(--gray-300);
  text-decoration: none;
  transition: color 0.3s ease;
}

footer a:hover {
  color: white;
}

/* Scrollbar Styling (for modern browsers) */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-blue);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-blue-dark);
}