/* homepage.css - CSS dedicato per la homepage di PetFound */

:root {
  --primary-color: #0ea5e9;
  --primary-dark: #0284c7;
  --primary-light: #7dd3fc;
  --secondary-color: #06b6d4;
  --accent-color: #38bdf8;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --background: #f0f9ff;
  --surface: #ffffff;
  --surface-dark: #e0f2fe;
  --text-primary: #0c4a6e;
  --text-secondary: #0369a1;
  --text-muted: #64748b;
  --border: #bae6fd;
  --shadow: 0 1px 3px 0 rgba(14, 165, 233, 0.1), 0 1px 2px 0 rgba(14, 165, 233, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(14, 165, 233, 0.15), 0 4px 6px -2px rgba(14, 165, 233, 0.1);
  --gradient: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 50%, #38bdf8 100%);
  --gradient-light: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* HEADER HERO */
.hero-header {
  background: var(--gradient);
  position: relative;
  overflow: hidden;
}

.hero-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.5;
}

.hero-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: white;
}

.logo h1, .logo h3 {
  font-size: 1.8rem;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  margin: 0;
}

.app-logo {
  width: 45px;
  height: 45px;
  object-fit: contain;
  border-radius: 8px;
  flex-shrink: 0;
}

.nav-buttons {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* HERO SECTION */
.hero {
  background: var(--gradient);
  padding: 80px 0 120px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(to top, var(--background), transparent);
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 800;
  color: white;
  margin-bottom: 24px;
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  line-height: 1.2;
}

.hero-text p {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-pets {
  display: flex;
  flex-direction: column;
  gap: 30px;
  position: relative;
}

.pet-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 30px;
  border-radius: 20px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.pet-card:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.pet-emoji {
  font-size: 3rem;
  margin-bottom: 12px;
}

.pet-card span {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.floating {
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
}

/* BUTTONS */
.btn {
  padding: 14px 28px;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--primary-color);
  color: white;
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border: 2px solid var(--border);
}

.btn-secondary:hover {
  background: var(--surface-dark);
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: white;
}

.btn-large {
  padding: 18px 36px;
  font-size: 1.1rem;
}

/* FEATURES SECTION */
.features {
  padding: 100px 0;
  background: var(--surface);
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 60px;
  color: var(--text-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

.feature {
  text-align: center;
  padding: 40px 20px;
  border-radius: 20px;
  background: var(--gradient-light);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.feature:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  background: white;
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.feature h3 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

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

/* STATS SECTION */
.stats {
  padding: 80px 0;
  background: var(--gradient);
  color: white;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
}

.stat {
  text-align: center;
  padding: 20px;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 8px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.stat-label {
  font-size: 1.1rem;
  opacity: 0.9;
  font-weight: 500;
}

/* CTA SECTION */
.cta {
  padding: 100px 0;
  background: var(--surface-dark);
}

.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.cta p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* SOCIAL SECTION */
.social-section {
  padding: 60px 0;
  background: var(--surface);
  text-align: center;
}

.social-section h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 40px;
  color: var(--text-primary);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.social-link:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.social-icon {
  font-size: 1.5rem;
}

.instagram {
  background: linear-gradient(45deg, #f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%);
  color: white;
}

.facebook {
  background: #1877f2;
  color: white;
}

/* FOOTER */
footer {
  background: var(--text-primary);
  color: white;
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section ul li a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: var(--primary-light);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-text h1 {
    font-size: 2.8rem;
  }
  
  .features-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
}

@media (max-width: 768px) {
  .hero-nav {
    padding: 16px 20px;
  }
  
  .nav-buttons {
    gap: 8px;
  }
  
  .btn {
    padding: 12px 20px;
    font-size: 0.9rem;
  }
  
  .hero {
    padding: 60px 0 80px;
  }
  
  .hero-text h1 {
    font-size: 2.2rem;
  }
  
  .hero-text p {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .features h2 {
    font-size: 2rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .cta h2 {
    font-size: 2rem;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .social-links {
    flex-direction: column;
    align-items: center;
  }
  
  .social-link {
    width: 100%;
    max-width: 250px;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-nav {
    flex-direction: column;
    gap: 16px;
  }
  
  .logo h1 {
    font-size: 1.5rem;
  }
  
  .app-logo {
    width: 36px;
    height: 36px;
  }
  
  .hero-text h1 {
    font-size: 1.8rem;
  }
  
  .hero-text p {
    font-size: 1rem;
  }
  
  .pet-card {
    padding: 20px;
  }
  
  .pet-emoji {
    font-size: 2rem;
  }
  
  .container {
    padding: 0 16px;
  }
  
  .features,
  .cta {
    padding: 60px 0;
  }
  
  .stats {
    padding: 60px 0;
  }
  
  .social-section {
    padding: 40px 0;
  }
}

/* ANIMAZIONI AVANZATE */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.hero-content {
  animation: slideInUp 0.8s ease-out;
}

.feature {
  animation: fadeIn 0.6s ease-out;
}

.feature:nth-child(1) { animation-delay: 0.1s; }
.feature:nth-child(2) { animation-delay: 0.2s; }
.feature:nth-child(3) { animation-delay: 0.3s; }
.feature:nth-child(4) { animation-delay: 0.4s; }

/* SCROLL ANIMATIONS */
@media (prefers-reduced-motion: no-preference) {
  .feature,
  .stat,
  .social-link {
    opacity: 0;
    animation: slideInUp 0.6s ease-out forwards;
  }
}
/* POPUP INSTALL PWA */
.install-popup {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.popup-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
}

.popup-content {
  background: white;
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  max-width: 400px;
  margin: 20px;
  position: relative;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  animation: slideUp 0.3s ease;
}

.popup-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.popup-content h3 {
  font-size: 1.8rem;
  font-weight: 700;
  color: #0c4a6e;
  margin-bottom: 12px;
}

.popup-content p {
  color: #64748b;
  margin-bottom: 30px;
  line-height: 1.6;
}

.popup-buttons {
  display: flex;
  gap: 15px;
  flex-direction: column;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

/* Mobile */
@media (max-width: 480px) {
  .popup-content {
    padding: 30px 20px;
    margin: 10px;
  }
  
  .popup-buttons {
    gap: 12px;
  }
}