/* Navigation Bar */
.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--pictara-background);
  border-bottom: 1px solid var(--pictara-border);
  padding: var(--pictara-space-md) var(--pictara-space-lg);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
}

.dark .nav-bar {
  background: rgba(18, 18, 18, 0.95);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: opacity 0.2s;
}

.nav-logo:hover {
  opacity: 0.8;
}

.nav-logo img {
  height: 42px;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.08));
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--pictara-space-md);
}

/* User Avatar */
.user-avatar {
  position: relative;
}

.avatar-button {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  color: white;
  font-weight: 600;
  font-size: var(--pictara-text-lg);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-button:hover {
  transform: scale(1.05);
}

.avatar-button:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--pictara-background), 0 0 0 4px var(--pictara-chart-2);
}

/* Avatar Dropdown */
.avatar-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 224px;
  background: var(--pictara-background);
  border: 1px solid var(--pictara-border);
  border-radius: var(--pictara-radius-lg);
  box-shadow: var(--pictara-shadow-lg);
  overflow: hidden;
  z-index: 1000;
}

.dropdown-header {
  padding: var(--pictara-space-lg) var(--pictara-space-xl);
  border-bottom: 1px solid var(--pictara-border);
}

.dropdown-header p {
  font-size: var(--pictara-text-sm);
  font-weight: 600;
  margin-bottom: var(--pictara-space-xs);
}

.dropdown-header span {
  font-size: var(--pictara-text-xs);
  color: var(--pictara-muted-foreground);
}

.dropdown-menu {
  padding: var(--pictara-space-sm) 0;
}

.dropdown-item {
  width: 100%;
  padding: var(--pictara-space-md) var(--pictara-space-xl);
  border: none;
  background: none;
  text-align: left;
  cursor: pointer;
  font-size: var(--pictara-text-sm);
  color: var(--pictara-foreground);
  transition: background-color 0.2s;
}

.dropdown-item:hover {
  background: var(--pictara-secondary);
}

.dropdown-item.danger {
  color: var(--pictara-destructive);
}

/* Hero Section */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--pictara-space-4xl) var(--pictara-space-lg);
  padding-top: calc(var(--pictara-space-4xl) + 80px); /* Account for fixed nav */
  background: linear-gradient(135deg, var(--pictara-background) 0%, var(--pictara-secondary) 100%);
}

.hero-content {
  max-width: 800px;
}

.hero-title {
  font-size: var(--pictara-text-6xl);
  font-weight: var(--pictara-font-bold);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: var(--pictara-space-lg);
}

.hero-subtitle {
  font-size: var(--pictara-text-xl);
  color: var(--pictara-muted-foreground);
  margin-bottom: var(--pictara-space-2xl);
  line-height: 1.5;
}

/* Value Props Grid */
.value-props {
  padding: var(--pictara-space-4xl) var(--pictara-space-lg);
}

.props-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--pictara-space-xl);
  margin-top: var(--pictara-space-3xl);
}

.prop-card {
  text-align: center;
}

.prop-title {
  font-size: var(--pictara-text-xl);
  font-weight: var(--pictara-font-semibold);
  margin-bottom: var(--pictara-space-sm);
}

.prop-description {
  color: var(--pictara-muted-foreground);
  line-height: 1.6;
}

/* Feature Section */
.features {
  padding: var(--pictara-space-4xl) var(--pictara-space-lg);
  background: var(--pictara-secondary);
}

.feature-block {
  display: flex;
  align-items: center;
  gap: var(--pictara-space-3xl);
  margin-bottom: var(--pictara-space-4xl);
}

.feature-block:nth-child(even) {
  flex-direction: row-reverse;
}

.feature-content {
  flex: 1;
}

.feature-image {
  flex: 1;
  text-align: center;
}

.feature-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--pictara-radius-lg);
  box-shadow: var(--pictara-shadow-lg);
}

.feature-video {
  width: 100%;
  height: 300px;
  border-radius: var(--pictara-radius-lg);
  overflow: hidden;
  box-shadow: var(--pictara-shadow-lg);
  background: var(--pictara-muted);
}

.feature-video video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--pictara-muted);
}

.feature-video iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Animated illustration */
.animated-illustration {
  width: 100%;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--pictara-radius-lg);
  overflow: hidden;
  box-shadow: var(--pictara-shadow-lg);
}

.animated-illustration img {
  width: 90%;
  height: 90%;
  object-fit: contain;
  animation: subtle-pulse 4s ease-in-out infinite;
}

@keyframes subtle-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.95;
  }
}

/* Social Proof */
.social-proof {
  padding: var(--pictara-space-4xl) var(--pictara-space-lg);
  text-align: center;
}

.quote-card {
  max-width: 700px;
  margin: var(--pictara-space-3xl) auto;
  padding: var(--pictara-space-2xl);
  background: var(--pictara-background);
  border-left: 4px solid var(--pictara-chart-2);
  border-radius: var(--pictara-radius-lg);
  box-shadow: var(--pictara-shadow-md);
}

.quote-text {
  font-size: var(--pictara-text-xl);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: var(--pictara-space-md);
}

/* Footer CTA */
.footer-cta {
  padding: var(--pictara-space-4xl) var(--pictara-space-lg);
  text-align: center;
  background: linear-gradient(135deg, var(--pictara-primary) 0%, var(--pictara-chart-1) 100%);
  color: var(--pictara-primary-foreground);
}

.footer-cta h2 {
  font-size: var(--pictara-text-4xl);
  margin-bottom: var(--pictara-space-lg);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: var(--pictara-text-4xl);
  }

  .hero-subtitle {
    font-size: var(--pictara-text-lg);
  }

  .feature-block,
  .feature-block:nth-child(even) {
    flex-direction: column;
  }

  .props-grid {
    grid-template-columns: 1fr;
  }
}