/**
 * File Path: public/assets/css/frontend/pages/products/product.css
 * Product Page Styles with Enhanced Minimal Effects
 * Color Theme: Orange (#F36D21) and Blue (#243E93)
 * UPDATED: Fixed horizontal scroll & responsive design from reference
 */

/* ============================================================================
   CSS Variables for Consistent Theming
   ============================================================================ */
:root {
  --primary-orange: #F36D21;
  --primary-blue: #243E93;
  --light-orange: #FF8A47;
  --dark-blue: #003EAA;
  --gradient-blue-start: #003EAA;
  --gradient-blue-end: #0070ff;
  --gradient-orange-start: #F36D21;
  --gradient-orange-end: #ffb142;
}

/* ============================================================================
   Global Box Sizing Fix - Prevent Horizontal Scroll
   ============================================================================ */
* {
  box-sizing: border-box;
}

/* ============================================================================
   Enhanced Lazy Loading Animations with Minimal Effects
   ============================================================================ */
.product-main-content .lazy-load-item {
  opacity: 0;
  transition: all 1.2s cubic-bezier(0.25, 0.1, 0.25, 1);
  transition-delay: 0.1s;
}

.product-main-content .lazy-load-item.visible {
  opacity: 1;
}

/* Fade Animations */
.product-main-content .lazy-load-item.fade-up {
  transform: translateY(30px);
}

.product-main-content .lazy-load-item.fade-up.visible {
  transform: translateY(0);
}

.product-main-content .lazy-load-item.fade-down {
  transform: translateY(-30px);
}

.product-main-content .lazy-load-item.fade-down.visible {
  transform: translateY(0);
}

.product-main-content .lazy-load-item.fade-right {
  transform: translateX(20px);
}

.product-main-content .lazy-load-item.fade-right.visible {
  transform: translateX(0);
}

.product-main-content .lazy-load-item.fade-in {
  transform: scale(0.95);
}

.product-main-content .lazy-load-item.fade-in.visible {
  transform: scale(1);
}

/* Staggered animation for child elements */
.product-main-content .lazy-load-item.visible .product-benefit-card,
.product-main-content .lazy-load-item.visible .product-audience-card,
.product-main-content .lazy-load-item.visible .product-faq-item {
  animation: fadeInUpGentle 0.8s ease-out forwards;
  opacity: 0;
  animation-fill-mode: both;
}

.product-main-content .lazy-load-item.visible .product-benefit-card:nth-child(1),
.product-main-content .lazy-load-item.visible .product-audience-card:nth-child(1),
.product-main-content .lazy-load-item.visible .product-faq-item:nth-child(1) {
  animation-delay: 0.2s;
}

.product-main-content .lazy-load-item.visible .product-benefit-card:nth-child(2),
.product-main-content .lazy-load-item.visible .product-audience-card:nth-child(2),
.product-main-content .lazy-load-item.visible .product-faq-item:nth-child(2) {
  animation-delay: 0.3s;
}

.product-main-content .lazy-load-item.visible .product-benefit-card:nth-child(3),
.product-main-content .lazy-load-item.visible .product-audience-card:nth-child(3),
.product-main-content .lazy-load-item.visible .product-faq-item:nth-child(3) {
  animation-delay: 0.4s;
}

.product-main-content .lazy-load-item.visible .product-benefit-card:nth-child(4),
.product-main-content .lazy-load-item.visible .product-audience-card:nth-child(4),
.product-main-content .lazy-load-item.visible .product-faq-item:nth-child(4) {
  animation-delay: 0.5s;
}

@keyframes fadeInUpGentle {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================================
   Product Page Layout
   ============================================================================ */
.product-page {
  min-height: 100vh;
  background: linear-gradient(135deg, #f0f4ff 0%, #e8f2ff 100%);
  font-family: 'Montserrat', 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
  padding: 20px 20px 0 20px;
  overflow-x: hidden;
  width: 100%;
}

.product-page-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 50px;
  position: relative;
  padding-top: 20px;
  padding-bottom: 60px;
  width: 100%;
}

.product-main-content {
  grid-column: span 6;
  width: 100%;
 
}

.product-sidebar-column {
  grid-column: span 2;
  position: relative;
}

/* Sidebar Content Styles */
.sidebar-card {
  background: white;
  border-radius: 16px;
  padding: 25px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(36, 62, 147, 0.08);
  position: sticky;
  top: 100px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-card:hover {
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.sidebar-card h3 {
  color: var(--primary-blue);
  font-size: 1.4rem;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary-orange);
}

.sidebar-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-features li {
  padding: 10px 0;
  color: #666;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all 0.3s ease;
}

.sidebar-features li i {
  color: var(--primary-orange);
  font-size: 14px;
}

.sidebar-features li:hover {
  padding-left: 5px;
  color: var(--primary-blue);
}

/* ============================================================================
   Enhanced Hero Section with Animation
   ============================================================================ */
.product-hero-section {
  background: linear-gradient(135deg, var(--gradient-blue-start) 0%, #0056d6 50%, var(--gradient-blue-end) 100%);
  color: white;
  padding: 50px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  box-shadow: 0 20px 60px rgba(36, 62, 147, 0.3);
  position: relative;
  overflow: hidden;
  animation: gradientShift 15s ease infinite;
  background-size: 200% 200%;
  width: 100%;
  box-sizing: border-box;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.product-hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 100%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  transform: rotate(45deg);
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50% { transform: rotate(45deg) translateY(-20px); }
}

.product-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.product-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-orange);
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 20px;
  box-shadow: 0 4px 15px rgba(243, 109, 33, 0.3);
}

.product-hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  margin-top: 0;
  line-height: 1.1;
  color: #FAFAFA;
  text-shadow: 
    1px 1px 0 rgba(0, 0, 0, 0.3),
    2px 2px 0 rgba(0, 0, 0, 0.2),
    3px 3px 3px rgba(0, 0, 0, 0.15),
    4px 4px 5px rgba(0, 0, 0, 0.1);
  word-wrap: break-word;
}

.product-hero-subtitle {
  font-size: 1.3rem;
  opacity: 0.95;
  margin-bottom: 32px;
  line-height: 1.5;
  color: #FAFAFA;
  text-shadow: 
    1px 1px 0 rgba(0, 0, 0, 0.25),
    2px 2px 2px rgba(0, 0, 0, 0.15),
    3px 3px 4px rgba(0, 0, 0, 0.1);
}

.product-hero-content h1 {
  color: #FAFAFA;
  text-shadow: 
    1px 1px 0 rgba(0, 0, 0, 0.25),
    2px 2px 2px rgba(0, 0, 0, 0.15),
    3px 3px 4px rgba(0, 0, 0, 0.1);
}

.product-hero-image {
  font-size: 5rem;
  opacity: 0.6;
  position: relative;
  z-index: 2;
  animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-10px) scale(1.1); }
}

/* ============================================================================
   Enhanced Content Blocks with Hover Effects
   ============================================================================ */
.product-content-wrapper {
  padding: 0 0 20px 0;
  width: 100%;
}

.product-block {
  background: white;
  border-radius: 16px;
  padding: 40px;
  margin-bottom: 40px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(36, 62, 147, 0.08);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  width: 100%;
  box-sizing: border-box;
}

.product-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-orange), var(--primary-blue));
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.product-block:hover {
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.product-block:hover::before {
  transform: translateX(0);
}

.product-block-header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.product-block-icon {
  background: linear-gradient(135deg, var(--primary-orange), var(--light-orange));
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 8px 24px rgba(243, 109, 33, 0.3);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.product-block:hover .product-block-icon {
  transform: scale(1.1) rotate(5deg);
}

.product-block-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin: 0 0 8px 0;
  line-height: 1.2;
  word-wrap: break-word;
  flex: 1;
}

.product-block-subtitle {
  font-size: 1.1rem;
  color: #666;
  margin: 0;
  opacity: 0.9;
}

.product-block-content {
  font-size: 1rem;
  line-height: 1.7;
  color: #444;
  word-wrap: break-word;
}

/* Intro Block Special Style */
.product-intro-block {
  background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
  border-left: 6px solid var(--primary-blue);
}

.product-intro-block:hover {
  border-left-color: var(--primary-orange);
}

/* Features List with Hover Effect */
.product-features-list {
  line-height: 1.8;
  font-size: 1rem;
  color: #444;
  padding-left: 20px;
}

.product-features-list li {
  margin-bottom: 12px;
  padding-left: 10px;
  position: relative;
  transition: all 0.3s ease;
  word-wrap: break-word;
}

.product-features-list li::before {
  content: '✔';
  position: absolute;
  left: -20px;
  color: var(--primary-orange);
  font-weight: bold;
  transition: all 0.3s ease;
}

.product-features-list li:hover {
  padding-left: 20px;
  color: var(--primary-blue);
}

.product-features-list li:hover::before {
  transform: scale(1.3);
}

/* ============================================================================
   Enhanced Benefits Grid with 3D Effect
   ============================================================================ */
.product-benefits-block {
  background: linear-gradient(135deg, #fff8f0 0%, #fff 100%);
}

.product-benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  width: 100%;
}

.product-benefit-card {
  background: white;
  padding: 24px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  border: 2px solid transparent;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  width: 100%;
  box-sizing: border-box;
}

.product-benefit-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 0;
  background: linear-gradient(180deg, transparent, rgba(243, 109, 33, 0.05));
  transition: height 0.4s ease;
}

.product-benefit-card:hover {
  border-color: var(--primary-orange);
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 12px 32px rgba(243, 109, 33, 0.2);
}

.product-benefit-card:hover::after {
  height: 100%;
}

.product-benefit-icon {
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px auto;
  font-size: 1.3rem;
  transition: all 0.4s ease;
}

.product-benefit-card:hover .product-benefit-icon {
  transform: rotateY(180deg);
  background: linear-gradient(135deg, var(--primary-orange), var(--light-orange));
}

.product-benefit-card h4 {
  color: var(--primary-blue);
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 8px 0;
  word-wrap: break-word;
}

.product-benefit-card p {
  color: #666;
  font-size: 0.85rem;
  margin: 0;
  line-height: 1.4;
  word-wrap: break-word;
}

/* ============================================================================
   Enhanced Audience Grid with Flip Effect
   ============================================================================ */
.product-audience-block {
  background: linear-gradient(135deg, #f0f8ff 0%, #fff 100%); /* From reference */
}

.product-audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  width: 100%;
}

.product-audience-card {
  background: white;
  padding: 32px 24px;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
  border: 2px solid #e3e7ff;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  width: 100%;
  box-sizing: border-box;
}

.product-audience-card::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(243, 109, 33, 0.1);
  transform: translate(-50%, -50%);
  transition: all 0.6s ease;
}

.product-audience-card:hover::before {
  width: 400px;
  height: 400px;
}

.product-audience-card:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 12px 48px rgba(36, 62, 147, 0.15);
  border-color: var(--primary-blue);
}

.product-audience-icon {
  background: linear-gradient(135deg, var(--primary-orange), var(--light-orange));
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  font-size: 1.5rem;
  transition: all 0.4s ease;
  position: relative;
  z-index: 1;
}

.product-audience-card:hover .product-audience-icon {
  transform: scale(1.1) rotate(360deg);
  box-shadow: 0 8px 24px rgba(243, 109, 33, 0.3);
}

.product-audience-card h4 {
  color: var(--primary-blue);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 12px 0;
  position: relative;
  z-index: 1;
  word-wrap: break-word;
}

.product-audience-card p {
  color: #666;
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
  position: relative;
  z-index: 1;
  word-wrap: break-word;
}

/* ============================================================================
   Enhanced Call To Action
   ============================================================================ */
.product-cta-block {
  background: linear-gradient(135deg, var(--gradient-orange-start) 0%, #ff9500 50%, var(--gradient-orange-end) 100%);
  color: white;
  padding: 50px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(243, 109, 33, 0.3);
  position: relative;
  overflow: hidden;
  margin-bottom: 20px;
  animation: gradientShiftOrange 10s ease infinite;
  background-size: 200% 200%;
  width: 100%;
  box-sizing: border-box;
}

@keyframes gradientShiftOrange {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.product-cta-block::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 100%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  transform: rotate(-45deg);
  animation: float 15s ease-in-out infinite reverse;
}

.product-cta-content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.product-cta-icon {
  font-size: 3rem;
  margin-bottom: 24px;
  opacity: 0.9;
  animation: pulse 2s infinite;
}

.product-cta-content h3 {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0 0 16px 0;
  color: #FAFAFA;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
  word-wrap: break-word;
}

.product-cta-content p {
  font-size: 1.2rem;
  line-height: 1.6;
  margin: 0 0 32px 0;
  color: #F5F5F5;
  opacity: 0.95;
  word-wrap: break-word;
}

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

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

.product-cta-button-primary,
.product-cta-button-secondary {
  padding: 16px 32px;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.product-cta-button-primary::before,
.product-cta-button-secondary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.product-cta-button-primary:active::before,
.product-cta-button-secondary:active::before {
  width: 300px;
  height: 300px;
}

.product-cta-button-primary {
  background: white;
  color: var(--primary-orange);
}

.product-cta-button-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.3);
}

.product-cta-button-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid white;
}

.product-cta-button-secondary:hover {
  background: white;
  color: var(--primary-orange);
  transform: translateY(-2px);
}

/* Expand Form Button - Triggers Sticky Form */
.expand-form-btn {
  cursor: pointer;
  position: relative;
}

.expand-form-btn::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.expand-form-btn:hover::after {
  transform: scaleX(1);
}

/* ============================================================================
   Enhanced FAQ Accordion with Smooth Transitions
   ============================================================================ */
.product-faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

.product-faq-item {
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid #e8e8e8;
  width: 100%;
  box-sizing: border-box;
}

.product-faq-item:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  border-color: var(--primary-orange);
}

.product-faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  background: #f8f9ff;
  transition: all 0.3s ease;
  border: none;
  width: 100%;
  position: relative;
  box-sizing: border-box;
}

.product-faq-question::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--primary-orange);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.product-faq-question:hover {
  background: #f0f4ff;
  padding-left: 30px;
}

.product-faq-question:hover::before {
  transform: scaleY(1);
}

.product-faq-question.active {
  background: #e8f2ff;
  padding-left: 30px;
}

.product-faq-question.active::before {
  transform: scaleY(1);
  background: var(--primary-blue);
}

.product-faq-question-content {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
}

.product-faq-number {
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 600;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.product-faq-question.active .product-faq-number {
  background: linear-gradient(135deg, var(--primary-orange), var(--light-orange));
  transform: scale(1.1);
}

.product-faq-text {
  color: #374151;
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  word-wrap: break-word;
  flex: 1;
}

.product-faq-toggle {
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.product-faq-question.active .product-faq-toggle {
  transform: rotate(180deg);
  background: linear-gradient(135deg, var(--primary-orange), var(--light-orange));
}

.product-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  background: white;
}

.product-faq-answer.open {
  max-height: 300px;
}

.product-faq-answer-content {
  padding: 0 24px 24px 72px;
}

.product-faq-answer-content p {
  color: #6b7280;
  line-height: 1.6;
  margin: 0;
  font-size: 1rem;
  word-wrap: break-word;
}

/* ============================================================================
   Guide Section
   ============================================================================ */
.product-guide-block {
  background: #fafafa;
  border-color: #c3d0f7;
  padding: 30px;
  margin-bottom: 0;
  width: 100%;
  box-sizing: border-box;
}

.html-content-container {
  height: 450px;
  overflow-y: auto;
  overflow-x: hidden;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 20px;
  background-color: #fafafa;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: relative;
  width: 100%;
  box-sizing: border-box;
}

/* Custom scrollbar for guide content */
.html-content-container::-webkit-scrollbar {
  width: 8px;
}

.html-content-container::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 4px;
}

.html-content-container::-webkit-scrollbar-thumb {
  background: var(--primary-orange);
  border-radius: 4px;
  transition: background 0.3s ease;
}

.html-content-container::-webkit-scrollbar-thumb:hover {
  background: var(--primary-blue);
}

.html-content-container .content-loaded {
  font-size: 14px;
  line-height: 1.6;
  color: #333;
  animation: fadeIn 0.5s ease-in;
  word-wrap: break-word;
}

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

/* Guide content styles */
.html-content-container h3 {
  color: var(--primary-blue);
  font-size: 1.4rem;
  margin: 20px 0 15px 0;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary-orange);
  word-wrap: break-word;
}

.html-content-container h4 {
  color: var(--primary-orange);
  font-size: 1.1rem;
  margin: 15px 0 10px 0;
  font-weight: 600;
  word-wrap: break-word;
}

.html-content-container p {
  margin-bottom: 12px;
  line-height: 1.7;
  word-wrap: break-word;
}

.html-content-container ul,
.html-content-container ol {
  margin: 10px 0 15px 20px;
}

.html-content-container li {
  margin-bottom: 8px;
  line-height: 1.6;
  word-wrap: break-word;
}

.html-content-container strong {
  color: var(--primary-blue);
  font-weight: 600;
}

/* Guide loading state */
.guide-loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  text-align: center;
  padding: 60px 20px;
}

.guide-loading-icon {
  font-size: 32px;
  color: var(--primary-orange);
  margin-bottom: 16px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ============================================================================
   Responsive Design - From Reference
   ============================================================================ */

/* Tablet (1024px) */
@media (max-width: 1024px) {
  .product-page-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .product-main-content,
  .product-sidebar-column {
    grid-column: span 1;
  }

  .product-hero-section {
    flex-direction: column;
    text-align: center;
    gap: 20px;
    padding: 40px 30px;
  }

  .product-hero-title {
    font-size: 2.8rem;
  }

  .product-hero-subtitle {
    font-size: 1.15rem;
  }

  .product-block-title {
    font-size: 1.8rem;
  }

  .product-cta-content h3 {
    font-size: 2rem;
  }

  .product-cta-content p {
    font-size: 1.1rem;
  }

  /* FIXED: 2 columns for benefits on tablets, then 1 on mobile */
  .product-benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .product-audience-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .sidebar-card {
    position: relative;
    top: 0;
    margin-top: 40px;
  }

  .sidebar-card h3 {
    font-size: 1.25rem;
  }

  .html-content-container h3 {
    font-size: 1.25rem;
  }

  .html-content-container h4 {
    font-size: 1rem;
  }

  .product-faq-text {
    font-size: 1rem;
  }

  .product-audience-card h4 {
    font-size: 1.1rem;
  }
}

/* Small Tablet (768px) */
@media (max-width: 768px) {
  .product-page {
    padding: 15px 15px 0 15px;
  }

  .product-hero-title {
    font-size: 2.5rem;
  }

  .product-block {
    padding: 30px 24px;
  }

  .product-block-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
  }

  .product-block-title {
    font-size: 1.8rem;
  }

  .product-cta-block {
    padding: 40px 30px;
  }

  /* Single column for benefits on small tablets */
  .product-benefits-grid,
  .product-audience-grid {
    grid-template-columns: 1fr;
  }

  .product-faq-question {
    padding: 16px 20px;
  }

  .product-faq-answer-content {
    padding: 0 20px 20px 52px;
  }

  .html-content-container {
    height: 350px;
  }

  .product-guide-block {
    padding: 20px;
  }
}

/* Mobile (480px) */
@media (max-width: 480px) {
  .product-page {
    padding: 10px;
  }

  .product-page-container {
    gap: 15px;
    padding-bottom: 40px;
  }

  .product-hero-section {
    padding: 30px 20px;
    border-radius: 15px;
    margin-bottom: 20px;
  }

  .product-hero-title {
    font-size: 2rem;
  }

  .product-hero-subtitle {
    font-size: 1rem;
    margin-bottom: 20px;
  }

  .product-hero-badge {
    font-size: 0.8rem;
    padding: 6px 12px;
  }

  .product-hero-image {
    font-size: 3.5rem;
  }

  .product-block {
    padding: 24px 20px;
    margin-bottom: 20px;
    border-radius: 12px;
  }

  .product-block-header {
    gap: 15px;
    margin-bottom: 20px;
  }

  .product-block-title {
    font-size: 1.5rem;
  }

  .product-block-subtitle {
    font-size: 0.95rem;
  }

  .product-block-icon {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    border-radius: 12px;
  }

  .product-block-content {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .product-features-list {
    font-size: 0.9rem;
    padding-left: 15px;
  }

  .product-features-list li {
    margin-bottom: 8px;
    padding-left: 5px;
  }

  .product-cta-block {
    padding: 30px 20px;
    border-radius: 15px;
    margin-bottom: 15px;
  }

  .product-cta-content h3 {
    font-size: 1.75rem;
  }

  .product-cta-content p {
    font-size: 1rem;
    margin-bottom: 20px;
  }

  .product-cta-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
  }

  .product-cta-buttons {
    gap: 10px;
  }

  .product-cta-button-primary,
  .product-cta-button-secondary {
    padding: 14px 24px;
    font-size: 1rem;
    border-radius: 10px;
    width: 100%;
    justify-content: center;
  }

  .product-faq-item {
    border-radius: 10px;
  }

  .product-faq-question {
    padding: 15px;
  }

  .product-faq-question-content {
    gap: 10px;
  }

  .product-faq-text {
    font-size: 0.95rem;
  }

  .product-faq-number,
  .product-faq-toggle {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }

  .product-faq-answer-content {
    padding: 0 15px 15px 50px;
  }

  .product-faq-answer-content p {
    font-size: 0.85rem;
  }

  .product-benefit-card {
    padding: 20px 15px;
    border-radius: 10px;
  }

  .product-benefit-icon {
    width: 45px;
    height: 45px;
    font-size: 1.2rem;
    border-radius: 10px;
  }

  .product-benefit-card h4 {
    font-size: 0.9rem;
  }

  .product-benefit-card p {
    font-size: 0.8rem;
    line-height: 1.3;
  }

  .product-audience-card {
    padding: 25px 20px;
    border-radius: 12px;
  }

  .product-audience-card h4 {
    font-size: 1rem;
  }

  .product-audience-card p {
    font-size: 0.9rem;
  }

  .product-audience-icon {
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }

  .sidebar-card {
    padding: 20px;
    border-radius: 12px;
  }

  .sidebar-card h3 {
    font-size: 1.15rem;
    margin-bottom: 15px;
  }

  .sidebar-features li {
    font-size: 0.85rem;
    padding: 8px 0;
  }

  .product-guide-block {
    padding: 15px;
  }

  .html-content-container {
    height: 300px;
    padding: 15px;
    border-radius: 6px;
  }

  .html-content-container h3 {
    font-size: 1.15rem;
    margin: 15px 0 10px 0;
  }

  .html-content-container h4 {
    font-size: 0.95rem;
    margin: 10px 0 8px 0;
  }

  .html-content-container p,
  .html-content-container li {
    font-size: 13px;
    line-height: 1.5;
  }

  .guide-loading-state {
    min-height: 200px;
    padding: 40px 15px;
  }

  .guide-loading-icon {
    font-size: 24px;
  }
}

/* Very Small Mobile (360px) */
@media (max-width: 360px) {
  .product-page {
    padding: 8px;
  }

  .product-hero-title {
    font-size: 1.5rem;
  }

  .product-hero-subtitle {
    font-size: 0.85rem;
  }

  .product-block-title {
    font-size: 1.15rem;
  }

  .product-cta-content h3 {
    font-size: 1.3rem;
  }

  .product-cta-button-primary,
  .product-cta-button-secondary {
    padding: 10px 16px;
    font-size: 0.85rem;
  }
}

/* ============================================================================
   Accessibility
   ============================================================================ */
@media (prefers-reduced-motion: reduce) {
  .product-main-content .lazy-load-item {
    transition: opacity 0.5s ease;
    transform: none !important;
  }
  
  .product-benefit-card,
  .product-audience-card,
  .product-faq-item {
    animation: none !important;
  }

  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.product-cta-button-primary:focus,
.product-cta-button-secondary:focus {
  outline: 2px solid var(--primary-orange);
  outline-offset: 2px;
}

/* ============================================================================
   Print Styles
   ============================================================================ */
@media print {
  .product-sidebar-column {
    display: none;
  }

  .product-page-container {
    grid-template-columns: 1fr;
  }

  .product-main-content {
    grid-column: span 1;
  }

  .product-page {
    background: white;
    padding: 0;
  }
  
  .product-main-content .lazy-load-item {
    opacity: 1 !important;
    transform: none !important;
  }

  .html-content-container {
    height: auto;
    overflow: visible;
    border: none;
    box-shadow: none;
  }
}