/* Navigation Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e2e8f0;
  z-index: 1000;
  transition: all 0.3s ease;
  height: 80px; /* Fixed header height */
}

/* Dark theme header */
[data-theme="dark"] .header {
  background: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid #475569;
}

.nav {
  padding: var(--spacing-sm) 0;
}

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

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--primary);
  text-decoration: none;
}

.logo-icon {
  font-size: var(--text-xl);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--neutral-800);
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width 0.2s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Theme Toggle */
.theme-toggle {
  background: none;
  border: 2px solid var(--primary);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--primary);
  position: relative;
  overflow: hidden;
}

.theme-toggle::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: var(--primary);
  transition: width 0.3s ease;
  z-index: -1;
}

.theme-toggle:hover::before {
  width: 100%;
}

.theme-toggle:hover {
  color: white;
  transform: scale(1.1);
}

.theme-toggle .theme-icon {
  font-size: var(--text-base);
  transition: transform 0.3s ease;
}

.theme-toggle:hover .theme-icon {
  transform: rotate(20deg);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--spacing-xs);
  cursor: pointer;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--neutral-800);
  position: relative;
  transition: all 0.3s ease;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--neutral-800);
  transition: all 0.3s ease;
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px;
}

.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  border-bottom: 1px solid #e2e8f0;
  box-shadow: var(--shadow-lg);
}

.mobile-menu-content {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.mobile-nav-link {
  padding: var(--spacing-sm);
  color: var(--neutral-800);
  font-weight: 500;
  border-radius: var(--border-radius);
  transition: background-color 0.2s ease;
}

.mobile-nav-link:hover {
  background-color: var(--neutral-50);
  color: var(--primary);
}

/* Simplified Hero Section - Better Performance */
.hero {
  padding-top: calc(80px + var(--spacing-2xl));
  padding-bottom: var(--spacing-2xl);
  background: #f8fafc;
  position: relative;
  z-index: 1;
}

/* Dark theme hero */
[data-theme="dark"] .hero {
  background: var(--bg-primary);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
  z-index: 10;
}

.hero-title {
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

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

.hero-description {
  font-size: var(--text-lg);
  color: var(--neutral-500);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.microgrid-diagram {
  position: relative;
  width: 480px;
  height: 480px;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid var(--primary);
  overflow: hidden;
  margin: 20px;
  z-index: 5;
}

.diagram-component {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent;
  background-clip: padding-box;
  min-width: 85px;
  min-height: 85px;
  justify-content: center;
  backdrop-filter: blur(10px);
  z-index: 10;
}

.diagram-component:hover {
  transform: scale(1.08) translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25), 0 0 20px rgba(59, 130, 246, 0.3);
  border: 2px solid var(--accent);
}

.component-icon {
  font-size: 28px;
  color: var(--primary);
  margin-bottom: 4px;
  transition: all 0.3s ease;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.diagram-component:hover .component-icon {
  color: var(--accent);
  transform: scale(1.1);
}

.component-label {
  font-size: var(--text-xs);
  font-weight: 700;
  color: #1e293b;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Ensure labels are always visible in light theme */
[data-theme="light"] .component-label {
  color: #1e293b;
}

/* Dark theme - make labels visible */
[data-theme="dark"] .component-label {
  color: #1e293b;
}

.solar {
  top: 8%;
  left: 50%;
  transform: translateX(-50%);
}

.wind {
  top: 50%;
  right: 8%;
  transform: translateY(-50%);
}

.battery {
  bottom: 8%;
  left: 50%;
  transform: translateX(-50%);
}

.genset {
  top: 50%;
  left: 8%;
  transform: translateY(-50%);
}

.diagram-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  background: var(--primary);
  color: white;
  padding: var(--spacing-md);
  border-radius: 50%;
  width: 90px;
  height: 90px;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  border: 3px solid rgba(255, 255, 255, 0.9);
  position: relative;
  z-index: 15;
  animation: pulse-center 3s ease-in-out infinite;
}

.center-icon {
  font-size: 28px;
  margin-bottom: 4px;
}

.center-label {
  font-size: var(--text-sm);
  font-weight: 600;
}

/* Professional cable network */
.cable-network {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 5;
}

/* Main electrical cables connecting all components */
.cable {
  position: absolute;
  background: linear-gradient(45deg, #374151 0%, #4b5563 50%, #374151 100%);
  border-radius: 2px;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3), 0 1px 3px rgba(0, 0, 0, 0.2);
  z-index: 5;
}

/* Cable from Solar to Load */
.cable-solar-load {
  width: 4px;
  height: 140px;
  top: 18%;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(180deg, #f59e0b, #374151, #1e40af);
}

/* Cable from Wind to Load */
.cable-wind-load {
  width: 140px;
  height: 4px;
  top: 50%;
  right: 18%;
  transform: translateY(-50%);
  background: linear-gradient(270deg, #10b981, #374151, #1e40af);
}

/* Cable from Battery to Load */
.cable-battery-load {
  width: 4px;
  height: 140px;
  bottom: 18%;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(0deg, #3b82f6, #374151, #1e40af);
}

/* Cable from Genset to Load */
.cable-genset-load {
  width: 140px;
  height: 4px;
  top: 50%;
  left: 18%;
  transform: translateY(-50%);
  background: linear-gradient(90deg, #ef4444, #374151, #1e40af);
}

/* Interconnection cables between sources */
.cable-solar-wind {
  width: 120px;
  height: 3px;
  top: 25%;
  right: 25%;
  transform: rotate(45deg);
  background: linear-gradient(45deg, #f59e0b, #374151, #10b981);
}

.cable-wind-battery {
  width: 120px;
  height: 3px;
  bottom: 25%;
  right: 25%;
  transform: rotate(-45deg);
  background: linear-gradient(-45deg, #10b981, #374151, #3b82f6);
}

.cable-battery-genset {
  width: 120px;
  height: 3px;
  bottom: 25%;
  left: 25%;
  transform: rotate(45deg);
  background: linear-gradient(45deg, #3b82f6, #374151, #ef4444);
}

.cable-genset-solar {
  width: 120px;
  height: 3px;
  top: 25%;
  left: 25%;
  transform: rotate(-45deg);
  background: linear-gradient(-45deg, #ef4444, #374151, #f59e0b);
}

/* Enhanced energy flow animations with power visualization */
.cable::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    45deg,
    transparent 0%,
    transparent 40%,
    rgba(255, 255, 255, 0.8) 50%,
    transparent 60%,
    transparent 100%
  );
  animation: energy-flow-cable 3s linear infinite;
  border-radius: inherit;
}

/* Real-time power flow indicators */
.cable::before {
  content: '';
  position: absolute;
  width: 8px;
  height: 8px;
  background: radial-gradient(circle, rgba(59, 130, 246, 1) 0%, rgba(59, 130, 246, 0.3) 70%, transparent 100%);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.6);
  animation: power-pulse 2s ease-in-out infinite;
}

.cable-solar-load::before {
  background: radial-gradient(circle, rgba(245, 158, 11, 1) 0%, rgba(245, 158, 11, 0.3) 70%, transparent 100%);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.6);
  animation: power-flow-vertical 4s linear infinite;
  left: 50%;
  transform: translateX(-50%);
}

.cable-wind-load::before {
  background: radial-gradient(circle, rgba(16, 185, 129, 1) 0%, rgba(16, 185, 129, 0.3) 70%, transparent 100%);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
  animation: power-flow-horizontal 4s linear infinite;
  top: 50%;
  transform: translateY(-50%);
}

.cable-battery-load::before {
  background: radial-gradient(circle, rgba(59, 130, 246, 1) 0%, rgba(59, 130, 246, 0.3) 70%, transparent 100%);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.6);
  animation: power-flow-vertical-reverse 4s linear infinite;
  left: 50%;
  transform: translateX(-50%);
}

.cable-genset-load::before {
  background: radial-gradient(circle, rgba(239, 68, 68, 1) 0%, rgba(239, 68, 68, 0.3) 70%, transparent 100%);
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.6);
  animation: power-flow-horizontal-reverse 4s linear infinite;
  top: 50%;
  transform: translateY(-50%);
}

.cable-solar-load::after {
  background: linear-gradient(
    180deg,
    transparent 0%,
    transparent 30%,
    rgba(245, 158, 11, 0.9) 50%,
    transparent 70%,
    transparent 100%
  );
  animation-delay: 0s;
}

.cable-wind-load::after {
  background: linear-gradient(
    270deg,
    transparent 0%,
    transparent 30%,
    rgba(16, 185, 129, 0.9) 50%,
    transparent 70%,
    transparent 100%
  );
  animation-delay: 0.5s;
}

.cable-battery-load::after {
  background: linear-gradient(
    0deg,
    transparent 0%,
    transparent 30%,
    rgba(59, 130, 246, 0.9) 50%,
    transparent 70%,
    transparent 100%
  );
  animation-delay: 1s;
}

.cable-genset-load::after {
  background: linear-gradient(
    90deg,
    transparent 0%,
    transparent 30%,
    rgba(239, 68, 68, 0.9) 50%,
    transparent 70%,
    transparent 100%
  );
  animation-delay: 1.5s;
}

/* Interconnection cable animations */
.cable-solar-wind::after,
.cable-wind-battery::after,
.cable-battery-genset::after,
.cable-genset-solar::after {
  background: linear-gradient(
    45deg,
    transparent 0%,
    transparent 35%,
    rgba(255, 255, 255, 0.7) 50%,
    transparent 65%,
    transparent 100%
  );
  animation-duration: 4s;
}

.cable-solar-wind::after { animation-delay: 0.25s; }
.cable-wind-battery::after { animation-delay: 0.75s; }
.cable-battery-genset::after { animation-delay: 1.25s; }
.cable-genset-solar::after { animation-delay: 1.75s; }

/* Simplified animations - Better performance */
.diagram-component {
  transition: transform 0.3s ease;
}

.diagram-component:hover {
  transform: scale(1.08) translateY(-4px);
}

/* Simplified center pulse */
@keyframes pulse-center {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes energy-flow-cable {
  0% { 
    transform: translateX(-100%) translateY(-100%);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% { 
    transform: translateX(100%) translateY(100%);
    opacity: 0;
  }
}


/* Enhanced power flow animations */
@keyframes power-pulse {
  0%, 100% { 
    opacity: 0.8;
    transform: scale(1);
  }
  50% { 
    opacity: 1;
    transform: scale(1.2);
  }
}

@keyframes power-flow-vertical {
  0% { 
    top: 0%;
    opacity: 1;
  }
  100% { 
    top: 100%;
    opacity: 0;
  }
}

@keyframes power-flow-vertical-reverse {
  0% { 
    bottom: 0%;
    opacity: 1;
  }
  100% { 
    bottom: 100%;
    opacity: 0;
  }
}

@keyframes power-flow-horizontal {
  0% { 
    right: 0%;
    opacity: 1;
  }
  100% { 
    right: 100%;
    opacity: 0;
  }
}

@keyframes power-flow-horizontal-reverse {
  0% { 
    left: 0%;
    opacity: 1;
  }
  100% { 
    left: 100%;
    opacity: 0;
  }
}

/* Enhanced Mobile Responsiveness */
/* Responsive adjustments for metrics inline */
@media (max-width: 1024px) {
  .metrics-banner-inline {
    padding: var(--spacing-xl);
    margin-top: var(--spacing-xl);
  }
}

@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-xl);
  }

  .hero-title {
    font-size: var(--text-3xl);
  }

  .hero-description {
    font-size: var(--text-base);
  }

  .microgrid-diagram {
    width: min(350px, 90vw);
    height: min(350px, 90vw);
    margin: var(--spacing-md);
  }

  .metrics-banner-inline {
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    border-radius: 12px;
  }
  
  .solar {
    top: -15%;
  }
  
  .wind {
    right: -15%;
  }
  
  .battery {
    bottom: -15%;
  }
  
  .genset {
    left: -15%;
  }
  
  .diagram-center {
    width: 70px;
    height: 70px;
    padding: var(--spacing-sm);
  }
  
  .center-icon {
    font-size: 20px;
  }
  
  .component-icon {
    font-size: 18px;
  }
  
  .diagram-component {
    min-width: 60px;
    min-height: 60px;
    padding: var(--spacing-xs);
  }
  
  .component-label {
    font-size: var(--text-xs);
  }
  
  .hero-actions {
    justify-content: center;
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    min-width: 180px;
    justify-content: center;
  }
}

/* Touch interactions for mobile */
@media (hover: none) and (pointer: coarse) {
  .btn {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--text-base);
  }
  
  .nav-link {
    padding: var(--spacing-sm);
  }
  
  .feature-card:active,
  .dashboard-card:active,
  .step-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  .diagram-component:active {
    transform: scale(0.95);
    transition: transform 0.1s ease;
  }
}

/* Enhanced tablet responsiveness */
@media (min-width: 769px) and (max-width: 1024px) {
  .microgrid-diagram {
    width: 420px;
    height: 420px;
  }
  
  .dashboard-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .dashboard-card {
    max-width: 600px;
    margin: 0 auto;
  }
}

/* Metrics Banner - Inline version within hero */
.metrics-banner-inline {
  background: var(--primary);
  color: white;
  padding: var(--spacing-2xl);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
  border-radius: 16px;
  position: relative;
  overflow: visible;
  box-shadow: 0 20px 60px rgba(30, 58, 138, 0.3);
  z-index: 10;
  width: 100%;
  flex-shrink: 0;
}

/* Dark theme metrics banner */
[data-theme="dark"] .metrics-banner-inline {
  background: linear-gradient(135deg, #1e40af 0%, #1e293b 100%);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

/* Add decorative glow effect */
.metrics-banner-inline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.5) 50%, transparent 100%);
}

/* Metrics Banner - Clean Separate Section */
.metrics-banner-integrated {
  background: var(--primary);
  color: white;
  padding: var(--spacing-2xl) 0;
  margin: 0;
  position: relative;
  z-index: 2;
}

/* Dark theme metrics banner */
[data-theme="dark"] .metrics-banner-integrated {
  background: #1e40af;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  align-items: start;
  max-width: var(--container-max-width);
}

.metric {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  text-align: left;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.metric:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.metric-icon {
  font-size: var(--text-2xl);
  background: rgba(255, 255, 255, 0.15);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  min-height: 50px;
  flex-shrink: 0;
}

.metric-text {
  flex: 1;
  min-width: 0;
}

.metric-title {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: 8px;
  color: white;
  line-height: 1.3;
}

.metric-desc {
  font-size: var(--text-sm);
  opacity: 0.9;
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.5;
}

@media (max-width: 1024px) {
  .metrics-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .metric {
    max-width: 600px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .metrics-banner {
    padding: var(--spacing-xl) 0;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .metric {
    flex-direction: row;
    text-align: left;
    padding: var(--spacing-md);
  }

  .metric-icon {
    font-size: var(--text-xl);
    padding: var(--spacing-sm);
    min-width: 45px;
    min-height: 45px;
  }

  .metric-title {
    font-size: var(--text-base);
    margin-bottom: 4px;
  }

  .metric-desc {
    font-size: var(--text-xs);
  }
}

/* Features Section */
.features {
  background: white;
  position: relative;
  z-index: 1;
  margin: 0;
  padding: var(--spacing-2xl) 0;
}

/* Dark theme features */
[data-theme="dark"] .features {
  background: var(--bg-secondary);
}

/* Clear section separation */
.features::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(59, 130, 246, 0.3) 50%, transparent 100%);
}

[data-theme="dark"] .features::after {
  background: linear-gradient(90deg, transparent 0%, rgba(96, 165, 250, 0.3) 50%, transparent 100%);
}

.section-header {
  max-width: 600px;
  margin: 0 auto;
}

.section-description {
  font-size: var(--text-lg);
  color: var(--neutral-500);
}

.features-grid {
  margin-top: var(--spacing-2xl);
}

.feature-card {
  text-align: center;
  height: 100%;
  transition: transform 0.2s ease;
  border: 1px solid #e2e8f0;
}

/* Dark theme feature cards */
[data-theme="dark"] .feature-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  font-size: var(--text-3xl);
  margin-bottom: var(--spacing-md);
  display: block;
}

.feature-card h3 {
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
}

.feature-list {
  list-style: none;
  margin-top: var(--spacing-md);
}

.feature-list li {
  padding: 4px 0;
  color: var(--neutral-500);
  font-size: var(--text-sm);
}

.feature-list li::before {
  content: '✓';
  color: var(--secondary);
  font-weight: bold;
  margin-right: var(--spacing-xs);
}

/* Examples Section */
.examples-section {
  background: var(--neutral-50);
  position: relative;
  z-index: 4;
  margin-top: 0;
}

/* Dark theme examples */
[data-theme="dark"] .examples-section {
  background: var(--bg-primary);
}

/* Section separation - add clear visual breaks */
.examples-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(59, 130, 246, 0.3) 50%, transparent 100%);
}

[data-theme="dark"] .examples-section::before {
  background: linear-gradient(90deg, transparent 0%, rgba(96, 165, 250, 0.3) 50%, transparent 100%);
}

.examples-container {
  margin-top: var(--spacing-xl);
}

.example-tabs {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  justify-content: center;
  flex-wrap: wrap;
}

.tab-btn {
  padding: var(--spacing-md) var(--spacing-lg);
  background: white;
  border: 2px solid var(--primary);
  border-radius: 10px;
  color: var(--primary);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: var(--text-base);
  min-width: 160px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

/* Dark theme tab buttons */
[data-theme="dark"] .tab-btn {
  background: #1e293b;
  border: 2px solid #60a5fa;
  color: #60a5fa;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.tab-btn:hover {
  background: rgba(30, 58, 138, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.2);
}

[data-theme="dark"] .tab-btn:hover {
  background: rgba(96, 165, 250, 0.15);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--primary) 0%, #1e40af 100%);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(30, 58, 138, 0.3);
  border-color: var(--primary);
}

[data-theme="dark"] .tab-btn.active {
  background: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
  border-color: #60a5fa;
  box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.example-content {
  display: none;
  animation: fadeIn 0.5s ease;
}

.example-content.active {
  display: block;
  margin: 0;
  padding: 0;
}

.code-block {
  background: #1e293b;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  margin: 0;
  border: 1px solid rgba(59, 130, 246, 0.2);
  transition: all 0.3s ease;
}

.code-block:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  border-color: rgba(59, 130, 246, 0.4);
  transform: translateY(-2px);
}

/* Dark theme code block */
[data-theme="dark"] .code-block {
  background: #0f172a;
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.code-header {
  background: #334155;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid rgba(59, 130, 246, 0.3);
  margin: 0;
}

/* Dark theme code header */
[data-theme="dark"] .code-header {
  background: #1e293b;
  border-bottom: 2px solid rgba(96, 165, 250, 0.4);
}

.code-header span {
  color: #e2e8f0;
  font-weight: 600;
  font-size: var(--text-base);
  letter-spacing: 0.3px;
}

/* Dark theme code header text */
[data-theme="dark"] .code-header span {
  color: #f1f5f9;
}

.copy-btn {
  padding: 4px 8px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: var(--text-xs);
  transition: all 0.2s ease;
}

.copy-btn:hover {
  background: #1e40af;
}

.copy-btn.copied {
  background: var(--success);
}

.code-block pre {
  margin: 0 !important;
  padding: var(--spacing-lg) !important;
  background: var(--neutral-800);
  color: #e5e7eb;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.6;
  overflow-x: auto;
}

.code-block pre code {
  background: none;
  color: inherit;
  padding: 0;
  font-size: inherit;
  margin: 0;
}

/* Code syntax highlighting */
.code-block pre .comment { color: #6b7280; }
.code-block pre .keyword { color: #8b5cf6; }
.code-block pre .string { color: #10b981; }
.code-block pre .number { color: #f59e0b; }
.code-block pre .function { color: #3b82f6; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .example-tabs {
    flex-direction: column;
    align-items: center;
  }
  
  .tab-btn {
    width: 100%;
    max-width: 200px;
    text-align: center;
  }
  
  .code-header {
    flex-direction: column;
    gap: var(--spacing-xs);
    align-items: flex-start;
  }
}

/* Installation Section */
.installation {
  background: var(--neutral-50);
  padding: var(--spacing-2xl) 0;
  position: relative;
  z-index: 5;
  margin-top: 0;
}

/* Dark theme installation */
[data-theme="dark"] .installation {
  background: var(--bg-secondary);
}

.installation-steps {
  display: block !important;
  max-width: 900px;
  margin: var(--spacing-2xl) auto 0;
  padding: 0 var(--spacing-md);
}

.step-card {
  display: block !important;
  background: white !important;
  border: 2px solid #e5e7eb !important;
  border-radius: 16px !important;
  padding: var(--spacing-xl) !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08) !important;
  margin-bottom: var(--spacing-xl) !important;
  position: relative !important;
  transition: all 0.3s ease !important;
}

/* Dark theme step card */
[data-theme="dark"] .step-card {
  background: #1e293b !important;
  border: 2px solid rgba(96, 165, 250, 0.3) !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3) !important;
}

.step-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12) !important;
  transform: translateY(-2px) !important;
  border-color: var(--primary) !important;
}

[data-theme="dark"] .step-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4) !important;
  border-color: rgba(96, 165, 250, 0.6) !important;
}

.step-card::before {
  display: none !important;
}

.step-number {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 40px !important;
  height: 40px !important;
  background: linear-gradient(135deg, var(--primary) 0%, #1e40af 100%) !important;
  color: white !important;
  border-radius: 50% !important;
  font-weight: 700 !important;
  font-size: var(--text-lg) !important;
  margin-right: var(--spacing-md) !important;
  flex-shrink: 0 !important;
  vertical-align: middle !important;
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.3) !important;
}

[data-theme="dark"] .step-number {
  background: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%) !important;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4) !important;
}

.step-content {
  display: inline-block !important;
  width: calc(100% - 56px) !important;
  vertical-align: top !important;
  padding: 0 !important;
  margin: 0 !important;
}

.step-content h3 {
  display: inline !important;
  color: var(--primary) !important;
  margin: 0 0 var(--spacing-md) 0 !important;
  font-size: var(--text-xl) !important;
  font-weight: 600 !important;
  line-height: 1.4 !important;
}

[data-theme="dark"] .step-content h3 {
  color: #60a5fa !important;
}

.step-content pre {
  margin: var(--spacing-md) 0 0 0 !important;
  padding: var(--spacing-lg) !important;
  background: #1e293b !important;
  color: #e5e7eb !important;
  border-radius: 12px !important;
  font-size: var(--text-sm) !important;
  line-height: 1.6 !important;
  overflow-x: auto !important;
  border: 1px solid rgba(59, 130, 246, 0.2) !important;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1) !important;
  width: 100% !important;
  white-space: pre !important;
  word-wrap: normal !important;
}

[data-theme="dark"] .step-content pre {
  background: #0f172a !important;
  border: 1px solid rgba(96, 165, 250, 0.3) !important;
  color: #f1f5f9 !important;
}

@media (max-width: 768px) {
  .installation-steps {
    padding: 0 var(--spacing-sm) !important;
    margin-top: var(--spacing-xl) !important;
  }
  
  .step-card {
    padding: var(--spacing-lg) !important;
    margin-bottom: var(--spacing-lg) !important;
  }
  
  .step-number {
    width: 28px !important;
    height: 28px !important;
    font-size: var(--text-sm) !important;
    margin-right: var(--spacing-sm) !important;
  }
  
  .step-content {
    width: calc(100% - 40px) !important;
  }
  
  .step-content h3 {
    font-size: var(--text-lg) !important;
    margin-bottom: var(--spacing-sm) !important;
  }
  
  .step-content pre {
    padding: var(--spacing-md) !important;
    font-size: var(--text-xs) !important;
    margin-top: var(--spacing-sm) !important;
  }
}

/* Footer */
.footer {
  background: var(--neutral-800);
  color: white;
  padding: var(--spacing-2xl) 0 var(--spacing-md);
}

/* Dark theme footer */
[data-theme="dark"] .footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer-section p {
  color: #94a3b8;
  line-height: 1.6;
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: #94a3b8;
  transition: color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.footer-links a:hover {
  color: white;
}

.social-links {
  margin-top: var(--spacing-md);
}

.social-links a {
  color: #94a3b8;
  margin-right: var(--spacing-md);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs);
  border-radius: var(--border-radius);
}

.social-links a:hover {
  color: white;
  background: var(--primary);
}

.footer-bottom {
  padding-top: var(--spacing-md);
  border-top: 1px solid #374151;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer-legal {
  color: #94a3b8;
}

.footer-legal p {
  margin-bottom: 4px;
  font-size: var(--text-sm);
}

.footer-links-inline {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.footer-links-inline a {
  color: #94a3b8;
  transition: color 0.2s ease;
  font-size: var(--text-sm);
}

.footer-links-inline a:hover {
  color: white;
}

.separator {
  color: #6b7280;
  font-size: var(--text-sm);
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }
  
  .footer-links-inline {
    justify-content: center;
  }
}

/* Performance Dashboard Styles */
.performance-dashboard {
  background: linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
}

.dashboard-grid {
  gap: var(--spacing-xl);
}

.dashboard-card {
  background: white;
  border-radius: 16px;
  padding: var(--spacing-xl);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.1);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.dashboard-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
}

.dashboard-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.dashboard-card h3 {
  color: var(--primary);
  margin-bottom: var(--spacing-lg);
  font-size: var(--text-xl);
  font-weight: 600;
}

.chart-container {
  margin-bottom: var(--spacing-lg);
  height: 200px;
  background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #e2e8f0;
}

.chart-insights {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.insight {
  display: flex;
  flex-direction: column;
  text-align: center;
  padding: var(--spacing-sm);
  background: rgba(59, 130, 246, 0.05);
  border-radius: var(--border-radius);
  flex: 1;
}

.insight-label {
  font-size: var(--text-sm);
  color: var(--neutral-500);
  margin-bottom: 4px;
}

.insight-value {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--primary);
}

.efficiency-metrics {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.efficiency-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
  border-radius: var(--border-radius);
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
}

.efficiency-item:hover {
  transform: translateX(4px);
  border-color: var(--primary);
}

.efficiency-icon {
  font-size: var(--text-2xl);
  color: var(--primary);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 50%;
}

.efficiency-data {
  flex: 1;
}

.efficiency-title {
  font-weight: 600;
  color: var(--neutral-800);
  margin-bottom: 4px;
}

.efficiency-value {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 4px;
}

.efficiency-desc {
  font-size: var(--text-sm);
  color: var(--neutral-500);
}

.cost-breakdown {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.cost-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.cost-bar {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: 4px;
  overflow: hidden;
}

.cost-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--secondary), var(--primary));
  border-radius: 4px;
  transition: width 0.8s ease;
}

.cost-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
}

.cost-value {
  font-weight: 700;
  color: var(--secondary);
}

@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .dashboard-card {
    padding: var(--spacing-lg);
  }
  
  .chart-insights {
    flex-direction: column;
  }
  
  .efficiency-item {
    flex-direction: column;
    text-align: center;
  }
  
  .efficiency-icon {
    margin-bottom: var(--spacing-sm);
  }
}

/* Professional Loading Screen */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

/* Dark theme loading screen */
[data-theme="dark"] .loading-screen {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
}

.loading-screen.fade-out {
  opacity: 0;
  visibility: hidden;
}

.loading-content {
  text-align: center;
  color: #475569;
}

[data-theme="dark"] .loading-content {
  color: #e2e8f0;
}

.loading-logo {
  margin-bottom: var(--spacing-xl);
}

.logo-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.loading-icon {
  font-size: 3rem;
  color: #64748b;
  animation: loading-pulse 2s ease-in-out infinite;
}

[data-theme="dark"] .loading-icon {
  color: #94a3b8;
}

.loading-text {
  font-size: var(--text-3xl);
  font-weight: 700;
  background: linear-gradient(135deg, #475569 0%, #64748b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="dark"] .loading-text {
  background: linear-gradient(135deg, #94a3b8 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.loading-progress {
  margin-top: var(--spacing-xl);
}

.progress-bar {
  width: 200px;
  height: 4px;
  background: rgba(100, 116, 139, 0.2);
  border-radius: 2px;
  margin: 0 auto var(--spacing-md);
  overflow: hidden;
}

[data-theme="dark"] .progress-bar {
  background: rgba(148, 163, 184, 0.2);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #64748b, #94a3b8);
  border-radius: 2px;
  animation: loading-progress 3s ease-in-out infinite;
}

[data-theme="dark"] .progress-fill {
  background: linear-gradient(90deg, #94a3b8, #cbd5e1);
}

.loading-status {
  font-size: var(--text-sm);
  color: #64748b;
  animation: loading-text 2s ease-in-out infinite;
}

[data-theme="dark"] .loading-status {
  color: #94a3b8;
}

@keyframes loading-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.8;
  }
}

@keyframes loading-progress {
  0% {
    width: 0%;
    transform: translateX(-100%);
  }
  50% {
    width: 80%;
    transform: translateX(0%);
  }
  100% {
    width: 100%;
    transform: translateX(0%);
  }
}

@keyframes loading-text {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}


/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.pulse {
  animation: pulse 2s infinite;
}