/**
 * Custom Styles for Petruskevich Web Agency
 */

/* Hero Section */
.petr-hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.petr-hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(123, 193, 66, 0.15) 0%, rgba(74, 144, 217, 0.1) 100%);
  animation: pulse 6s ease-in-out infinite;
  z-index: -1;
}

@keyframes pulse {
  0%, 100% {
    opacity: 0.8;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
}

.petr-hero__title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--petr-dark);
  margin-bottom: 1rem;
}

.petr-hero__subtitle {
  font-size: 1.25rem;
  color: #555;
  max-width: 600px;
  margin: 1.5rem 0;
  line-height: 1.6;
}

.petr-hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

/* Services Grid */
.petr-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.petr-service-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border-top: 3px solid transparent;
  position: relative;
  overflow: hidden;
}

.petr-service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--petr-green), var(--petr-blue));
  transition: left 0.3s ease;
}

.petr-service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
  border-top-color: var(--petr-green);
}

.petr-service-card:hover::before {
  left: 0;
}

.petr-service-card__icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--petr-green), var(--petr-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 2rem;
  color: white;
}

.petr-service-card__name {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--petr-dark);
}

.petr-service-card__desc {
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.petr-service-card__price {
  font-weight: 700;
  color: var(--petr-green);
  font-size: 1rem;
}

/* Stats Section */
.petr-stats {
  background: var(--petr-dark);
  color: white;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.petr-stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(123, 193, 66, 0.1) 0%, rgba(74, 144, 217, 0.1) 100%);
  z-index: 1;
}

.petr-stats .petr-container {
  position: relative;
  z-index: 2;
}

.petr-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.petr-stat__number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--petr-green), var(--petr-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 0.5rem;
}

.petr-stat__label {
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.5rem;
  font-size: 1rem;
  font-weight: 500;
}

/* Currency Switcher */
.petr-currency-bar {
  display: flex;
  justify-content: flex-end;
  padding: 0.5rem 0;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.petr-currency-btn {
  padding: 0.4rem 1rem;
  border-radius: 20px;
  border: 1px solid #ddd;
  background: white;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s ease;
  color: #666;
  text-decoration: none;
}

.petr-currency-btn:hover {
  background: var(--petr-light);
  border-color: var(--petr-green);
  color: var(--petr-green);
}

.petr-currency-btn.active {
  background: var(--petr-green);
  color: white;
  border-color: var(--petr-green);
}

/* FAQ Section */
.petr-faq-item {
  border-bottom: 1px solid #eee;
  padding: 1rem 0;
}

.petr-faq-question {
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--petr-dark);
  padding: 0.5rem 0;
  transition: color 0.3s ease;
}

.petr-faq-question:hover {
  color: var(--petr-green);
}

.petr-faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  transition: transform 0.3s ease;
}

.petr-faq-item.open .petr-faq-question::after {
  transform: rotate(45deg);
}

.petr-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  color: #666;
  padding: 0;
}

.petr-faq-item.open .petr-faq-answer {
  max-height: 500px;
  padding: 1rem 0;
}

/* WhatsApp Float Button */
#whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(100px);
}

#whatsapp-float.show {
  opacity: 1;
  transform: translateY(0);
}

#whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
}

#whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: white;
}

/* Sticky Header Enhancement */
.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
}

/* Responsive Design */
@media (max-width: 768px) {
  .petr-hero {
    min-height: 70vh;
    text-align: center;
  }
  
  .petr-hero__title {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  
  .petr-hero__subtitle {
    font-size: 1rem;
  }
  
  .petr-hero__cta {
    justify-content: center;
  }
  
  .petr-services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .petr-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .petr-stat__number {
    font-size: 2.5rem;
  }
  
  .petr-currency-bar {
    justify-content: center;
  }
  
  #whatsapp-float {
    bottom: 15px;
    right: 15px;
    width: 50px;
    height: 50px;
  }
  
  #whatsapp-float svg {
    width: 25px;
    height: 25px;
  }
}

@media (max-width: 480px) {
  .petr-stats-grid {
    grid-template-columns: 1fr;
  }
  
  .petr-service-card {
    padding: 1.5rem;
  }
  
  .petr-service-card__icon {
    width: 56px;
    height: 56px;
    font-size: 1.8rem;
  }
}

/* Animation Classes */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-up {
  transform: translateY(50px);
  opacity: 0;
  transition: all 0.8s ease;
}

.slide-up.visible {
  transform: translateY(0);
  opacity: 1;
}