:root {
  /* Color System */
  --primary-bg: #0b0f14;
  --secondary-bg: #111827;
  --card-bg: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.08);
  --accent-primary: #3b82f6;
  --accent-secondary: #22d3ee;
  --text-primary: #f5f7fa;
  --text-secondary: #9ca3af;
  
  /* Layout */
  --container-max: 1400px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  
  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--primary-bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul {
  list-style: none;
}

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

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

.section {
  padding: 100px 0;
}

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

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 60px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  background: linear-gradient(to right, #fff, var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(11, 15, 20, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.brand-logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-logo span {
  color: var(--accent-primary);
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-primary);
  transition: width var(--transition-normal);
}

.nav-links a:hover {
  color: var(--text-primary);
}

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

.nav-links a.active {
  color: var(--text-primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), #1d4ed8);
  color: #fff;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
  background: linear-gradient(135deg, #4f8bf9, #2563eb);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--accent-secondary);
  border: 1px solid var(--accent-secondary);
}

.btn-outline:hover {
  background: rgba(34, 211, 238, 0.1);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  padding-top: 160px;
  padding-bottom: 120px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  min-height: 100vh;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.15) 0%, rgba(11, 15, 20, 1) 60%);
  z-index: -2;
}

.hero-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
  linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: -1;
  mask-image: linear-gradient(to bottom, black 40%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 40%, transparent 100%);
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}

/* Cards (Services, Features) */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(34, 211, 238, 0.3);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: rgba(59, 130, 246, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--accent-secondary);
}

.card-icon svg {
  width: 30px;
  height: 30px;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.card-desc {
  color: var(--text-secondary);
  margin-bottom: 24px;
  flex-grow: 1;
}

.card-link {
  color: var(--accent-secondary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-link:hover {
  color: #fff;
}

/* Plans & Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: center;
}

.pricing-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
}

.pricing-card.featured {
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid var(--accent-primary);
  box-shadow: 0 0 30px rgba(59, 130, 246, 0.15);
  transform: scale(1.05);
}

.pricing-badge {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--accent-primary);
  color: #fff;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.plan-name {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.plan-price {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.plan-price span {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.plan-desc {
  color: var(--text-secondary);
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--card-border);
}

.plan-features {
  margin-bottom: 32px;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.plan-features li svg {
  color: var(--accent-secondary);
  flex-shrink: 0;
}

.pricing-card .btn {
  width: 100%;
}

/* Coverage Map Area */
.coverage-map-wrapper {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 40px;
}

.coverage-img-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  height: 500px;
  background: #1e293b;
}

.coverage-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}

.coverage-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.5rem;
  color: var(--accent-secondary);
  margin-bottom: 8px;
}

.stat-item p {
  color: var(--text-secondary);
  font-weight: 500;
}

/* Page Headers (Internal Pages) */
.page-header {
  padding: 160px 0 80px;
  background: var(--secondary-bg);
  text-align: center;
  border-bottom: 1px solid var(--card-border);
}

.page-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Standard Content Layout */
.content-layout {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 60px;
}

.main-content h2 {
  font-size: 2rem;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.main-content h3 {
  font-size: 1.5rem;
  margin: 32px 0 16px;
  color: var(--accent-secondary);
}

.main-content p {
  margin-bottom: 24px;
  color: var(--text-secondary);
}

.main-content ul {
  margin-bottom: 32px;
  padding-left: 24px;
}

.main-content ul li {
  margin-bottom: 12px;
  position: relative;
  color: var(--text-secondary);
}

.main-content ul li::before {
  content: "•";
  color: var(--accent-primary);
  position: absolute;
  left: -20px;
  font-weight: bold;
}

/* Sidebar */
.sidebar-widget {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 32px;
  margin-bottom: 32px;
}

.sidebar-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--card-border);
}

.sidebar-links li {
  margin-bottom: 16px;
}

.sidebar-links a {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-links a:hover {
  color: var(--accent-secondary);
  transform: translateX(5px);
}

/* Forms */
.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-primary);
  background: rgba(255, 255, 255, 0.06);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

/* FAQ Accordion */
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
}

.faq-question {
  padding: 24px;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.02);
}

.faq-answer {
  padding: 0 24px 24px;
  color: var(--text-secondary);
  border-top: 1px solid var(--card-border);
  margin-top: 16px;
  padding-top: 24px;
}

/* Footer System */
.site-footer {
  background: #06080b;
  padding: 80px 0 40px;
  border-top: 1px solid var(--card-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  display: inline-block;
}

.footer-logo span {
  color: var(--accent-primary);
}

.footer-desc {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.footer-title {
  color: #fff;
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--text-secondary);
}

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

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.footer-legal-links {
  display: flex;
  gap: 24px;
}

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

/* Media Queries */
@media (max-width: 1200px) {
  .pricing-card.featured {
    transform: scale(1);
  }
}

@media (max-width: 992px) {
  .section {
    padding: 70px 0;
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .coverage-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .content-layout {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  
  .hero-title {
    font-size: 3rem;
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero {
    padding-top: 120px;
    padding-bottom: 80px;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .coverage-stats {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 576px) {
  .section {
    padding: 50px 0;
  }
  
  .page-header {
    padding: 120px 0 60px;
  }
  
  .page-title {
    font-size: 2rem;
  }
}

/* Visual Enhancements */
.glow-text {
  text-shadow: 0 0 20px rgba(34, 211, 238, 0.4);
}