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

body {
  font-family: "motiva-sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: #f5f5f5;
  color: #333;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* --- Index Page --- */

.index-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 20px;
}

.index-header {
  text-align: center;
  margin-bottom: 40px;
}

.index-header h1 {
  font-size: 28px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 8px;
}

.index-header p {
  font-size: 16px;
  color: #666;
}

.index-products {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.product-card {
  background: #fff;
  border-radius: 8px;
  padding: 24px;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s;
  border: 1px solid #e0e0e0;
}

.product-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.product-card h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.product-card .sku {
  font-size: 14px;
  color: #888;
  margin-bottom: 8px;
}

.product-card .segment {
  display: inline-block;
  font-size: 12px;
  background: #e8f5e9;
  color: #2e7d32;
  padding: 2px 10px;
  border-radius: 12px;
}

/* --- Product Nav --- */

.product-nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.back-link {
  font-size: 14px;
  color: #0066cc;
  text-decoration: none;
}

.back-link:hover {
  text-decoration: underline;
}

.view-toggle {
  display: flex;
  gap: 4px;
  background: #e0e0e0;
  border-radius: 6px;
  padding: 2px;
}

.view-toggle a {
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 4px;
  text-decoration: none;
  color: #555;
  transition: all 0.15s;
}

.view-toggle a.active {
  background: #fff;
  color: #1a1a1a;
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* --- Content Container --- */

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

/* --- Hero Banner --- */

.hero {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #1a1a1a;
}

.hero img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 60px;
  color: #fff;
}

.hero-headline {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 12px;
}

.hero-subheadline {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.4;
  opacity: 0.9;
}

/* --- Feature Carousel --- */

.carousel-section {
  position: relative;
  width: 100%;
  margin-top: 4px;
}

.carousel-viewport {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.carousel-slide {
  position: relative;
  flex: 0 0 100%;
  width: 100%;
}

.carousel-slide img {
  width: 100%;
  height: auto;
  display: block;
}

.carousel-card {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 45%;
  background: rgba(0, 0, 0, 0.65);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 50px;
  color: #fff;
}

.carousel-card h3 {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 14px;
}

.carousel-card p {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.55;
  opacity: 0.92;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 16px 0;
  background: #f5f5f5;
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ccc;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  padding: 0;
}

.carousel-dot.active {
  background: #333;
}

/* --- Expanded Carousel (stacked) --- */

.expanded-slides .carousel-slide {
  margin-bottom: 4px;
}

/* --- Hotspot Section --- */

.hotspot-section {
  margin-top: 4px;
  padding: 30px;
  background: #fff;
}

.hotspot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  max-width: 900px;
  margin: 0 auto;
}

.hotspot-quadrant {
  position: relative;
  overflow: hidden;
}

.hotspot-quadrant img {
  width: 100%;
  height: auto;
  display: block;
}

.hotspot-marker {
  position: absolute;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #4caf50;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  line-height: 32px;
  text-align: center;
  cursor: pointer;
  transform: translate(-50%, -50%);
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  z-index: 2;
  border: none;
}

.hotspot-marker:hover {
  transform: translate(-50%, -50%) scale(1.15);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.4);
}

/* --- Hotspot Popup --- */

.hotspot-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 100;
  display: none;
}

.hotspot-backdrop.visible {
  display: block;
}

.hotspot-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  border-radius: 8px;
  padding: 32px;
  max-width: 480px;
  width: 90%;
  z-index: 101;
  display: none;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.hotspot-popup.visible {
  display: block;
}

.hotspot-popup-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  border: none;
  background: #eee;
  border-radius: 50%;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #555;
  transition: background 0.15s;
}

.hotspot-popup-close:hover {
  background: #ddd;
}

.hotspot-popup h4 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  padding-right: 24px;
}

.hotspot-popup p {
  font-size: 15px;
  line-height: 1.55;
  color: #444;
}

/* --- Expanded Hotspot Details --- */

.hotspot-details {
  max-width: 900px;
  margin: 24px auto 0;
}

.hotspot-detail-item {
  padding: 20px 0;
  border-bottom: 1px solid #eee;
}

.hotspot-detail-item:last-child {
  border-bottom: none;
}

.hotspot-detail-item h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
}

.hotspot-detail-item p {
  font-size: 15px;
  line-height: 1.55;
  color: #444;
}

/* --- Disclaimers --- */

.disclaimers {
  max-width: 1200px;
  margin: 24px auto 0;
  padding: 24px 30px 40px;
  font-size: 11px;
  color: #888;
  line-height: 1.6;
}

.disclaimers p {
  margin-bottom: 4px;
}

/* --- Responsive --- */

@media (max-width: 768px) {
  .hero-overlay {
    width: 70%;
    padding: 24px 30px;
  }

  .hero-headline {
    font-size: 24px;
  }

  .hero-subheadline {
    font-size: 14px;
  }

  .carousel-card {
    width: 55%;
    padding: 24px 28px;
  }

  .carousel-card h3 {
    font-size: 18px;
  }

  .carousel-card p {
    font-size: 13px;
  }

  .hotspot-section {
    padding: 16px;
  }

  .product-nav {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }
}