/* Shared Page Styles */
.hero {
  background: var(--gradient-hero);
  color: var(--color-text-light);
  padding: var(--spacing-4xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::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 1200 600"><path d="M0,300 Q300,100 600,300 T1200,300 L1200,600 L0,600 Z" fill="rgba(255,255,255,0.05)"/></svg>');
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-5xl);
}

.hero p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xl);
}

/* Timeline */
.timeline {
  position: relative;
  padding: var(--spacing-xl) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-primary);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-3xl);
  display: flex;
  align-items: center;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  width: 45%;
  background: var(--color-bg-primary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.timeline-marker {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xl);
  margin: 0 var(--spacing-lg);
  flex-shrink: 0;
  box-shadow: var(--shadow-lg);
}

/* Accordion */
.accordion {
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.accordion-header {
  padding: var(--spacing-lg);
  background: var(--color-bg-secondary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-fast);
}

.accordion-header:hover {
  background: var(--color-bg-tertiary);
}

.accordion-header h3 {
  margin: 0;
  font-size: var(--font-size-lg);
}

.accordion-icon {
  transition: transform var(--transition-base);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.accordion-item.active .accordion-content {
  max-height: 1000px;
}

.accordion-body {
  padding: var(--spacing-lg);
}

/* Tabs */
.tabs {
  max-width: 900px;
  margin: 0 auto;
}

.tab-list {
  display: flex;
  gap: var(--spacing-sm);
  border-bottom: 2px solid var(--color-bg-tertiary);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.tab-button {
  padding: var(--spacing-md) var(--spacing-xl);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.tab-button:hover {
  color: var(--color-primary);
}

.tab-button.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-bg-overlay);
  backdrop-filter: blur(5px);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.show {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  max-width: 700px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-2xl);
  position: relative;
  animation: slideUp 0.3s ease-out;
}

.modal-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--color-bg-tertiary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: var(--spacing-sm);
  line-height: 1;
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--color-text-primary);
}

.modal-body {
  padding: var(--spacing-xl);
}

.modal-footer {
  padding: var(--spacing-xl);
  border-top: 1px solid var(--color-bg-tertiary);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* Image Gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  aspect-ratio: 1;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

/* Comparison Slider */
.comparison-slider {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: var(--spacing-xl) auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.comparison-container {
  position: relative;
  width: 100%;
  padding-bottom: 75%;
}

.comparison-after,
.comparison-before-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.comparison-after img,
.comparison-before-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.comparison-before-container {
  width: 50%;
  overflow: hidden;
}

.comparison-handle {
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  background: var(--color-primary);
  cursor: ew-resize;
  transform: translateX(-50%);
}

.comparison-handle::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border-radius: 50%;
  border: 3px solid var(--color-text-light);
  box-shadow: var(--shadow-lg);
}

@media (max-width: 767px) {
  .timeline::before {
    left: 30px;
  }
  
  .timeline-item {
    flex-direction: row !important;
    padding-left: 60px;
  }
  
  .timeline-content {
    width: 100%;
  }
  
  .timeline-marker {
    position: absolute;
    left: 0;
    margin: 0;
  }
  
  .hero h1 {
    font-size: var(--font-size-3xl);
  }
  
  .hero p {
    font-size: var(--font-size-lg);
  }
}