/* Portfolio Section Styles */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-12);
  flex-wrap: wrap;
}

.filter-btn {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  background-color: var(--color-bg-light);
  border-color: var(--color-text-light);
}

.filter-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-bg-white);
}

/* Portfolio Cases Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-8);
  margin-bottom: var(--spacing-20);
}

.portfolio-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.portfolio-image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background-color: var(--color-bg-light);
  border-bottom: 1px solid var(--color-border);
}

.portfolio-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  color: var(--color-secondary);
}

.portfolio-card-content {
  padding: var(--spacing-6);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.portfolio-card-tag {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  color: var(--color-secondary);
  letter-spacing: 0.05em;
}

.portfolio-card-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-primary);
}

.portfolio-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.portfolio-card-link {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  margin-top: auto;
}

.portfolio-card-link::after {
  content: "→";
  transition: transform var(--transition-fast);
}

.portfolio-card:hover .portfolio-card-link::after {
  transform: translateX(4px);
}

/* Before/After Website Slider Component */
.before-after-container {
  max-width: 900px;
  margin: var(--spacing-12) auto 0 auto;
}

.before-after-slider {
  position: relative;
  width: 100%;
  height: 480px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  user-select: none;
  --slider-pos: 50%; /* Default middle position */
}

/* Layout Panels */
.slider-panel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.slider-panel.panel-after {
  background-color: var(--color-bg-white);
  z-index: 1;
}

.slider-panel.panel-before {
  width: var(--slider-pos);
  border-right: 1px solid transparent;
  z-index: 2;
  overflow: hidden;
  background-color: #f1f5f9;
}

/* Simulated contents for before/after comparison */
.simulated-page {
  width: 900px; /* Locked size to prevent distortion */
  height: 100%;
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}

/* Old, bad website simulation */
.simulated-page.before-site {
  background-color: #ffd2d2; /* Reddish amateur tint */
  color: #581c1c;
  font-family: "Times New Roman", Times, serif;
}

.before-site .old-header {
  border-bottom: 2px solid #581c1c;
  padding-bottom: 10px;
  font-size: 20px;
  font-weight: bold;
}

.before-site .old-hero {
  border: 2px dashed #ef4444;
  padding: 20px;
  background-color: rgba(239, 68, 68, 0.1);
  text-align: center;
}

.before-site .old-hero-title {
  font-size: 32px;
  font-weight: bold;
  margin-bottom: 10px;
}

.before-site .old-hero-desc {
  font-size: 16px;
  margin-bottom: 20px;
}

.before-site .old-btn {
  background-color: #ef4444;
  color: white;
  padding: 10px 20px;
  font-weight: bold;
  border: 1px solid black;
  display: inline-block;
}

.before-site .old-content-blocks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.before-site .old-card {
  border: 1px solid #7f1d1d;
  background-color: white;
  padding: 15px;
  font-size: 13px;
}

/* Premium after website simulation */
.simulated-page.after-site {
  background-color: var(--color-bg-white);
  color: var(--color-text-dark);
}

.after-site .new-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 15px;
}

.after-site .new-logo {
  font-weight: var(--weight-bold);
  font-size: 16px;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.after-site .new-nav {
  display: flex;
  gap: 16px;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.after-site .new-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 30px;
  padding: 20px 0;
}

.after-site .new-hero-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: var(--weight-bold);
  background-color: rgba(37, 99, 235, 0.08);
  color: var(--color-secondary);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.after-site .new-title {
  font-size: 28px;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  margin-bottom: 10px;
  line-height: 1.2;
}

.after-site .new-title span {
  color: var(--color-secondary);
}

.after-site .new-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 15px;
}

.after-site .new-btn {
  background-color: var(--color-secondary);
  color: white;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  display: inline-block;
}

.after-site .new-image {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  height: 150px;
}

/* Slider line and grab handle */
.slider-handle-bar {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--slider-pos);
  width: 2px;
  background-color: var(--color-secondary);
  z-index: 3;
  pointer-events: none;
}

.slider-handle-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  background-color: var(--color-secondary);
  color: var(--color-bg-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 10px rgba(37, 99, 235, 0.4);
  font-weight: bold;
  font-size: 14px;
}

/* Label badges on top of slider */
.slider-label {
  position: absolute;
  top: 15px;
  background-color: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(4px);
  color: var(--color-bg-white);
  padding: 4px 10px;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  border-radius: var(--radius-sm);
  z-index: 4;
  pointer-events: none;
}

.slider-label.label-before {
  left: 15px;
}

.slider-label.label-after {
  right: 15px;
}

/* Transparent Overlay range input to drive the slider value */
.before-after-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  z-index: 5;
}

/* Responsive adjustment for mock slider container */
@media (max-width: 991px) {
  .before-after-slider {
    height: 400px;
  }
  .simulated-page {
    width: 768px;
    padding: 20px;
  }
}

@media (max-width: 768px) {
  .before-after-slider {
    height: 320px;
  }
  .simulated-page {
    width: 600px;
    padding: 15px;
  }
  .after-site .new-title {
    font-size: 20px;
  }
  .before-site .old-hero-title {
    font-size: 22px;
  }
}