/* AlertPilot Landing Page Styles */

/* CSS Variables */
:root {
  --primary-color: #1d4ed8;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;
  --secondary-color: #f59e0b;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --text-muted: #9ca3af;
  --bg-light: #f8fafc;
  --bg-blue: #e0f2fe;
  --white: #ffffff;
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-blue) 100%);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
}

p {
  color: var(--text-light);
  line-height: 1.7;
}

/* Header */
header {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: all 0.3s ease;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

.logo:hover {
  color: var(--primary-dark);
}

nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

nav a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: all 0.2s ease;
  position: relative;
}

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

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

nav a:hover::after {
  width: 100%;
}

.cta-button {
  background: var(--primary-color);
  color: var(--white);
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s ease;
  border: 2px solid var(--primary-color);
}

.cta-button:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 6rem 2rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-blue) 100%);
  z-index: -1;
}

.hero h1 {
  color: var(--primary-dark);
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease-out;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-button {
  background: var(--primary-color);
  color: var(--white);
  padding: 1rem 2.5rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.125rem;
  display: inline-block;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--primary-color);
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-button:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* Features Section */
.features {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: var(--primary-light);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background: var(--primary-color);
  color: var(--white);
  transform: scale(1.1);
}

.feature-card h3 {
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.6;
}

/* Pricing Section */
.pricing {
  background: var(--white);
  padding: 4rem 2rem;
  position: relative;
}

.pricing::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--white) 0%, var(--bg-light) 100%);
  z-index: -1;
}

.pricing-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.pricing h2 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.pricing p {
  font-size: 1.125rem;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--white);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  position: relative;
  transition: all 0.3s ease;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-light) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.pricing-card.featured {
  border-color: var(--primary-color);
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured::before {
  opacity: 0.1;
}

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

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-4px);
}

.pricing-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.pricing-card.featured h3 {
  color: var(--primary-color);
}

.trial-badge {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
  display: inline-block;
  position: relative;
  z-index: 1;
}

.price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.price span {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-light);
}

.features-list {
  list-style: none;
  margin-bottom: 2rem;
  text-align: left;
  position: relative;
  z-index: 1;
}

.features-list li {
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  transition: transform 0.2s ease;
}

.features-list li:hover {
  transform: translateX(4px);
}

.features-list li i {
  color: var(--secondary-color);
  margin-right: 1rem;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.phone-indicator {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.5rem;
  padding: 0.5rem 0;
}

.phone-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.phone-dot.active {
  background: var(--primary-color);
  box-shadow: 0 0 0 4px var(--primary-light);
}

.phone-dot.inactive {
  background: var(--text-muted);
}

.pricing-button {
  width: 100%;
  background: var(--primary-color);
  color: var(--white);
  padding: 1rem 1.5rem;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  z-index: 1;
  border: 2px solid var(--primary-color);
}

.pricing-button:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Why Choose Section */
.why-choose {
  background: var(--primary-light);
  padding: 4rem 2rem;
  position: relative;
}

.why-choose::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--bg-blue) 100%);
  z-index: -1;
}

.why-choose-container {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.why-choose h2 {
  color: var(--primary-dark);
  margin-bottom: 2rem;
}

.why-choose ul {
  list-style: none;
  text-align: left;
}

.why-choose li {
  padding: 1rem 0;
  font-size: 1.125rem;
  color: var(--text-dark);
  position: relative;
  padding-left: 2rem;
}

.why-choose li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
  font-size: 1.25rem;
}

/* FAQ Section */
.faq {
  background: var(--white);
  padding: 4rem 2rem;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq h2 {
  color: var(--primary-dark);
  margin-bottom: 2rem;
  text-align: center;
}

.faq-item {
  margin-bottom: 2rem;
  padding: 2rem;
  background: var(--bg-light);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
  transition: all 0.3s ease;
}

.faq-item:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.faq-item strong {
  color: var(--text-dark);
  display: block;
  margin-bottom: 0.75rem;
  font-size: 1.125rem;
}

.faq-item p {
  color: var(--text-light);
  line-height: 1.7;
}

/* Footer */
footer {
  background: var(--text-dark);
  color: var(--white);
  padding: 3rem 2rem 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.footer-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--white);
}

.footer-section p, .footer-section a {
  color: var(--text-muted);
  text-decoration: none;
  line-height: 1.6;
  transition: color 0.2s ease;
}

.footer-section a:hover {
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid #374151;
  color: var(--text-muted);
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
  }

  nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }

  .hero {
    padding: 4rem 1rem 2rem;
  }

  .features {
    padding: 2rem 1rem;
    grid-template-columns: 1fr;
  }

  .pricing {
    padding: 2rem 1rem;
  }

  .pricing-cards {
    grid-template-columns: 1fr;
  }

  .pricing-card.featured {
    transform: none;
  }

  .pricing-card.featured:hover {
    transform: translateY(-4px);
  }

  .why-choose {
    padding: 2rem 1rem;
  }

  .faq {
    padding: 2rem 1rem;
  }

  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .pricing h2 {
    font-size: 1.75rem;
  }

  .feature-card {
    padding: 2rem 1.5rem;
  }

  .pricing-card {
    padding: 2rem 1.5rem;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }

/* Loading Animation */
.loading {
  opacity: 0;
  animation: fadeInUp 0.6s ease-out forwards;
}

.loading:nth-child(1) { animation-delay: 0.1s; }
.loading:nth-child(2) { animation-delay: 0.2s; }
.loading:nth-child(3) { animation-delay: 0.3s; }
.loading:nth-child(4) { animation-delay: 0.4s; }
.loading:nth-child(5) { animation-delay: 0.5s; }
.loading:nth-child(6) { animation-delay: 0.6s; }