/*
 * GOLPOOGRO - Immersive Book Details Section Stylesheet
 * Dark glassmorphism, floating depth, custom 3D hardcover displays & beautiful review panels
 */

:root {
  --lux-gold: var(--accent-gold, #3b82f6);
  --lux-gold-glow: var(--accent-gold-glow, rgba(59, 130, 246, 0.45));
  --lux-dark-bg: var(--bg-primary, #040914);
  --lux-border: var(--bg-glass-border, rgba(255, 255, 255, 0.08));
  --lux-text-primary: var(--text-primary, #f8fafc);
  --lux-text-secondary: var(--text-secondary, #94a3b8);
}

/* Immersive Overlay Screen */
.book-details-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at 50% 30%, var(--bg-secondary, #0a0f1d) 0%, var(--bg-primary, #040914) 100%);
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s;
  overflow-y: auto;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.book-details-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Wrapper and Layout Grid */
.book-details-container {
  width: 100%;
  max-width: 1100px;
  margin: 40px auto;
  padding: 24px;
  color: var(--lux-text-primary);
  opacity: 0;
  transform: translateY(30px) scale(0.97);
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.5s ease;
}

.book-details-overlay.active .book-details-container {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Close button with ring ripple */
.book-details-close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--lux-text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10010;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.book-details-close-btn:hover {
  background: rgba(197, 160, 89, 0.2);
  border-color: var(--lux-gold);
  transform: rotate(90deg);
  box-shadow: 0 0 15px var(--lux-gold-glow);
}

/* 3D Realistic Hardcover Presentation Deck */
.book-hero-deck {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 40px;
  background: var(--bg-glass-card, rgba(16, 22, 42, 0.28));
  border: 1px solid var(--lux-border);
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(var(--blur-normal, 16px));
  -webkit-backdrop-filter: blur(var(--blur-normal, 16px));
}

@media (max-width: 768px) {
  .book-hero-deck {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 24px;
  }
}

/* Decorative background glowing light */
.book-hero-deck::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--lux-gold-glow) 0%, transparent 60%);
  pointer-events: none;
}

/* 3D Book Container with Real Depth Perspective */
.book-3d-wrapper {
  perspective: 1500px;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px 0;
}

.book-3d-hardcover {
  width: 200px;
  height: 290px;
  position: relative;
  transform-style: preserve-3d;
  transform: rotateY(-22deg) rotateX(10deg);
  transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
  cursor: pointer;
}

.book-3d-hardcover:hover {
  transform: rotateY(-8deg) rotateX(6deg) translateY(-8px);
}

/* Spine and covers */
.book-3d-spine {
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 100%;
  background: #1c1917;
  transform: rotateY(-90deg) translateZ(15px);
  transform-origin: left center;
  border-right: 3px solid rgba(197, 160, 89, 0.5);
  box-shadow: inset -5px 0 10px rgba(0,0,0,0.8);
}

.book-3d-front {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #27272a 0%, #09090b 100%);
  border-radius: 3px 6px 6px 3px;
  transform: translateZ(15px);
  box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.4);
  border-left: 5px solid var(--lux-gold);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
}

.book-3d-back {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: #141416;
  border-radius: 6px 3px 3px 6px;
  transform: translateZ(-15px) rotateY(180deg);
  box-shadow: -5px 5px 15px rgba(0,0,0,0.3);
}

.book-3d-pages {
  position: absolute;
  left: 10px;
  top: 5px;
  width: calc(100% - 15px);
  height: calc(100% - 10px);
  background: #f4ebd0;
  border-radius: 0 4px 4px 0;
  transform: translateZ(0px) rotateY(-5deg);
  box-shadow: inset -3px 0 8px rgba(0,0,0,0.15), 5px 0 10px rgba(0,0,0,0.25);
  border-right: 2px solid rgba(0,0,0,0.06);
}

/* Custom spine/pages stripes for real paper simulation */
.book-3d-pages::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent 96%, rgba(0,0,0,0.05) 96%),
              linear-gradient(to right, transparent 97%, rgba(0,0,0,0.08) 97%);
  background-size: 100% 4px, 4px 100%;
}

/* Info Deck Details */
.book-details-meta {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.book-author-verified {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--lux-gold);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.book-author-verified i {
  fill: var(--lux-gold-glow);
}

.book-meta-title {
  font-size: 2.2rem;
  margin-top: 8px;
  margin-bottom: 4px;
  font-weight: var(--font-weight-bold);
  font-family: var(--font-serif);
  line-height: 1.2;
  color: var(--lux-text-primary);
}

.book-meta-author {
  font-size: 1.1rem;
  color: var(--lux-text-secondary);
  margin-bottom: 16px;
}

/* Quick metadata pills grid */
.book-specs-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.book-spec-pill {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--lux-text-primary);
}

.book-spec-pill i {
  color: var(--lux-gold);
}

.book-synopsis {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #d4d4d8;
  margin-bottom: 24px;
  text-align: justify;
}

/* Interactive Star Rating Selector */
.stars-selector-container {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--lux-border);
  padding: 12px 20px;
  border-radius: var(--radius-xl);
  margin-bottom: 24px;
  width: max-content;
}

.stars-selector {
  display: flex;
  gap: 6px;
}

.star-interactive-item {
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.star-interactive-item:hover {
  transform: scale(1.35) rotate(10deg);
}

.star-interactive-item i {
  width: 26px;
  height: 26px;
  fill: none;
  color: #71717a;
  transition: all 0.2s;
}

.star-interactive-item.active i,
.star-interactive-item.hovered i {
  color: var(--lux-gold);
  fill: var(--lux-gold);
  filter: drop-shadow(0 0 4px var(--lux-gold-glow));
}

.remove-rating-btn {
  font-size: 0.75rem;
  color: var(--accent-crimson);
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  margin-left: 8px;
}

/* Large Call to Actions */
.book-action-dock {
  display: flex;
  gap: 16px;
}

@media (max-width: 480px) {
  .book-action-dock {
    flex-direction: column;
  }
}

.btn-luxury-primary {
  background: linear-gradient(135deg, var(--lux-gold) 0%, var(--accent-gold-hover, #1d4ed8) 100%);
  color: var(--text-contrast, #ffffff);
  font-weight: 700;
  letter-spacing: 0.05em;
  font-size: 1rem;
  padding: 14px 30px;
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 25px var(--lux-gold-glow);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-luxury-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -50%;
  width: 30%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transform: skewX(-25deg);
  transition: left 0.6s ease;
}

.btn-luxury-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px var(--lux-gold-glow);
}

.btn-luxury-primary:hover::before {
  left: 150%;
}

.btn-luxury-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--lux-border);
  color: var(--lux-text-primary);
  font-weight: 600;
  padding: 14px 24px;
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-luxury-secondary:hover {
  background: rgba(197, 160, 89, 0.1);
  border-color: var(--lux-gold);
  color: var(--lux-gold);
}


/* ==================================================
   3. LIVE REAL-TIME STATS GRID
   ================================================== */
.live-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.live-stat-card {
  background: var(--bg-glass-card, rgba(16, 22, 42, 0.28));
  border: 1px solid var(--lux-border);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  position: relative;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.live-stat-card:hover {
  background: var(--bg-glass-hover, rgba(255, 255, 255, 0.07));
  border-color: var(--lux-gold);
  transform: translateY(-4px);
  box-shadow: 0 12px 24px var(--lux-gold-glow);
}

/* Subtle animated ping for active readers */
.live-stat-card.active-readers::after {
  content: '';
  position: absolute;
  top: 8px;
  right: 8px;
  width: 6px;
  height: 6px;
  background: #10b981;
  border-radius: 50%;
  animation: ping-pulse 1.5s infinite;
}

@keyframes ping-pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(3); opacity: 0; }
}

.live-stat-value {
  font-size: 1.4rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--lux-gold);
  margin-bottom: 4px;
}

.live-stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lux-text-secondary);
}


/* ==================================================
   5. REVIEWS FEED & COMMENT SYSTEM (Goodreads + IG)
   ================================================== */
.reviews-section {
  margin-top: 40px;
  border-top: 1px solid var(--lux-border);
  padding-top: 30px;
}

.luxury-section-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--lux-text-primary);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.reviews-composer-box {
  background: var(--bg-glass-card, rgba(16, 22, 42, 0.28));
  border: 1px solid var(--lux-border);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 30px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.review-input-textarea {
  width: 100%;
  height: 90px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 12px;
  color: var(--lux-text-primary);
  font-size: 0.9rem;
  resize: none;
  outline: none;
  transition: all 0.3s;
}

.review-input-textarea:focus {
  border-color: var(--lux-gold);
  box-shadow: 0 0 10px rgba(197, 160, 89, 0.15);
}

/* Reviews feed wrapper */
.reviews-feed-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.review-card-item {
  background: var(--bg-glass-card, rgba(16, 22, 42, 0.28));
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s ease;
  position: relative;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.review-card-item:hover {
  border-color: var(--lux-gold);
  background: var(--bg-glass-hover, rgba(255, 255, 255, 0.07));
}

/* Header profile info */
.review-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

.review-user-profile {
  display: flex;
  gap: 12px;
  align-items: center;
}

.review-user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--lux-border);
}

.review-user-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--lux-text-primary);
}

.review-stars-static {
  display: flex;
  gap: 3px;
  margin-top: 2px;
}

.review-stars-static i {
  width: 13px;
  height: 13px;
  fill: var(--lux-gold);
  color: var(--lux-gold);
}

.review-time {
  font-size: 0.75rem;
  color: var(--lux-text-secondary);
  font-family: var(--font-mono);
}

/* Text and attachments */
.review-card-body {
  font-size: 0.92rem;
  line-height: 1.5;
  color: #e4e4e7;
  margin-bottom: 16px;
}

/* Actions footer (Likes/Reactions & Comment toggles) */
.review-actions-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 12px;
  margin-bottom: 12px;
}

.review-action-trigger {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--lux-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
}

.review-action-trigger:hover,
.review-action-trigger.active {
  color: var(--lux-gold);
}

.review-action-trigger.active i {
  fill: var(--lux-gold);
}

.review-action-trigger.like-trigger.active i {
  color: var(--accent-crimson);
  fill: var(--accent-crimson);
}

.review-action-trigger.like-trigger.active {
  color: var(--accent-crimson);
}

/* Nested thread comments for reviews */
.nested-comments-thread {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 12px;
  padding: 12px var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 10px;
}

.nested-comment-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.85rem;
  border-left: 1px solid rgba(255,255,255,0.06);
  padding-left: 12px;
}

.nested-comment-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
}

.nested-comment-username {
  font-weight: 600;
  color: var(--lux-text-primary);
  margin-right: 6px;
}

.nested-comment-content {
  color: var(--lux-text-secondary);
  line-height: 1.4;
}

.nested-comment-actions {
  display: flex;
  gap: 10px;
  margin-top: 4px;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.4);
}

.nested-comment-actions span {
  cursor: pointer;
}

.nested-comment-actions span:hover {
  color: var(--lux-gold);
}

/* Nested Comment Composer Input */
.nested-comment-composer {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.nested-comment-composer input {
  flex-grow: 1;
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 6px 14px;
  color: var(--lux-text-primary);
  font-size: 0.82rem;
  outline: none;
}

.nested-comment-composer input:focus {
  border-color: var(--lux-gold);
}

/* Edit / Delete tiny menus for profile posts */
.review-self-controls {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 10px;
}

.review-control-btn {
  background: none;
  border: none;
  color: var(--lux-text-secondary);
  cursor: pointer;
  padding: 4px;
  transition: color 0.2s;
}

.review-control-btn:hover {
  color: var(--lux-gold);
}

.review-control-btn.delete:hover {
  color: var(--accent-crimson);
}