/* SmartFence - Main Stylesheet */

/* CSS Variables (Similar to Tailwind's design tokens) */
:root {
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-foreground: #ffffff;
  --secondary: #6b7280;
  --accent: #3b82f6;
  --background: #ffffff;
  --foreground: #1f2937;
  --muted: #f9fafb;
  --muted-foreground: #6b7280;
  --border: #e5e7eb;
  --destructive: #ef4444;
  --emerald-400: #34d399;
  --emerald-500: #10b981;
  --cyan-400: #22d3ee;
  --sky-400: #38bdf8;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--foreground);
  background-color: var(--background);
  line-height: 1.5;
}

/* Navigation Styles */
.navigation {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  cursor: pointer;
}

.logo-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--primary);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--foreground);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-link:hover,
.nav-link.active {
  color: var(--foreground);
}

.nav-actions {
  display: none;
  align-items: center;
  gap: 1rem;
}

.mobile-menu-btn {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu {
  display: none;
  border-top: 1px solid var(--border);
  padding: 1rem 0.5rem;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu-item {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s;
}

.mobile-menu-item:hover,
.mobile-menu-item.active {
  color: var(--foreground);
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0.375rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  background: var(--secondary);
  color: white;
}

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

.btn-outline:hover {
  background: var(--muted);
}

.btn-ghost {
  background: transparent;
  color: var(--accent);
}

.btn-ghost:hover {
  background: rgba(59, 130, 246, 0.1);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

/* Hero Section */
.hero-section {
  padding-top: 4rem;
  position: relative;
  overflow: hidden;
  background: white;
}

.hero-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 1280px;
  margin: 0 auto;
  padding: 5rem 1rem;
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.hero-title {
  font-size: 3rem;
  font-weight: bold;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  color: white;
}

.hero-gradient-text {
  background: linear-gradient(to right, var(--emerald-400), var(--cyan-400), var(--sky-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.hero-description {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: #e2e8f0;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-trust-indicators {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  color: #cbd5e1;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.trust-badge-value {
  font-weight: 600;
  color: white;
}

/* Estimator Card */
.estimator-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(24px);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.estimator-preview {
  margin-bottom: 1.5rem;
}

.estimator-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #1e293b;
}

.estimator-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  background: #f8fafc;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

.estimator-label {
  color: #64748b;
}

.estimator-value {
  font-weight: 600;
  color: #1e293b;
}

.estimator-price {
  background: var(--primary);
  color: white;
  padding: 1.5rem;
  border-radius: 0.5rem;
  text-align: center;
  margin-bottom: 1rem;
}

.estimator-price-value {
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

/* Form Elements */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--foreground);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* Features Section */
.features-section {
  padding: 5rem 1rem;
  background: var(--background);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: bold;
  margin-bottom: 1rem;
  color: var(--foreground);
}

.section-description {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 700px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  gap: 2rem;
  max-width: 1280px;
  margin: 0 auto;
}

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  transition: all 0.3s;
}

.feature-card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  background: var(--primary);
  color: white;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--foreground);
}

.feature-description {
  color: var(--muted-foreground);
  line-height: 1.7;
}

/* Pricing Section */
.pricing-section {
  padding: 5rem 1rem;
  background: var(--muted);
}

.pricing-grid {
  display: grid;
  gap: 2rem;
  max-width: 1280px;
  margin: 0 auto;
}

.pricing-card {
  background: white;
  padding: 2rem;
  border-radius: 0.75rem;
  border: 2px solid var(--border);
  transition: all 0.3s;
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 20px 25px -5px rgba(16, 185, 129, 0.1);
  transform: scale(1.05);
}

.pricing-badge {
  display: inline-block;
  background: var(--primary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.pricing-name {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--foreground);
}

.pricing-price {
  font-size: 3rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  color: var(--foreground);
}

.pricing-period {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
}

.pricing-feature-icon {
  color: var(--primary);
  flex-shrink: 0;
}

/* Contact Section */
.contact-section {
  padding: 5rem 1rem;
  background: white;
}

.contact-grid {
  display: grid;
  gap: 3rem;
  max-width: 1280px;
  margin: 0 auto;
}

.contact-info {
  background: var(--muted);
  padding: 2rem;
  border-radius: 0.75rem;
}

.contact-info-item {
  margin-bottom: 1.5rem;
}

.contact-info-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--foreground);
}

.contact-info-text {
  color: var(--muted-foreground);
}

/* Footer */
.footer {
  background: var(--foreground);
  color: var(--muted-foreground);
  padding: 3rem 1rem 1.5rem;
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  color: white;
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer-link {
  display: block;
  color: var(--muted-foreground);
  text-decoration: none;
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}

.footer-link:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

/* Chatbot */
.chatbot {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 40;
}

.chatbot-button {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  border: none;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
  transition: all 0.3s;
}

.chatbot-button:hover {
  transform: scale(1.1);
  box-shadow: 0 15px 35px rgba(16, 185, 129, 0.4);
}

.chatbot-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 380px;
  height: 500px;
  background: white;
  border-radius: 1rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.chatbot-window.active {
  display: flex;
}

.chatbot-header {
  background: var(--primary);
  color: white;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
}

.chat-message {
  margin-bottom: 1rem;
  display: flex;
  gap: 0.75rem;
}

.chat-message.user {
  justify-content: flex-end;
}

.chat-message-content {
  max-width: 75%;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
}

.chat-message.bot .chat-message-content {
  background: var(--muted);
  color: var(--foreground);
}

.chat-message.user .chat-message-content {
  background: var(--primary);
  color: white;
}

.chatbot-input {
  border-top: 1px solid var(--border);
  padding: 1rem;
  display: flex;
  gap: 0.5rem;
}

.chatbot-input input {
  flex: 1;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  padding: 0.5rem 0.75rem;
}

/* Utilities */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

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

.hidden {
  display: none;
}

/* Loading Spinner */
.spinner {
  border: 3px solid rgba(0, 0, 0, 0.1);
  border-top-color: var(--primary);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Responsive Design */
@media (min-width: 768px) {
  .nav-links,
  .nav-actions {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: none;
  }
  
  .hero-grid,
  .features-grid,
  .pricing-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-buttons {
    flex-direction: row;
  }
  
  .hero-title {
    font-size: 4rem;
  }
  
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .hero-title {
    font-size: 4.5rem;
  }
}