/* ========================================================
   CONTAINER & 3-COLUMN LAYOUT
   ======================================================== */
.bosuutap-page-container {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 16px 24px 44px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Breadcrumb Navigation */
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: #7A695E;
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #635146;
  text-decoration: none;
  transition: color 0.15s ease;
}

.breadcrumb-item:hover {
  color: var(--brand-orange);
}

.breadcrumb-sep {
  color: #A8988D;
  font-size: 13px;
  user-select: none;
}

.breadcrumb-current {
  color: #2D1C14;
  font-weight: 700;
}

/* 3-Column Grid Layout */
.bosuutap-3col-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 280px;
  gap: 20px;
  align-items: start;
}

/* ========================================================
   LEFT SIDEBAR CUSTOMIZATIONS (BỘ SƯU TẬP LIÊN QUAN)
   ======================================================== */
.sidebar-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.related-card {
  background-color: #FAF6EF;
  border: 1px solid #D8CFC2;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: none;
}

.related-card .card-header {
  background-color: #EAE2D5;
  padding: 12px 14px;
  border-bottom: 1px solid #D8CFC2;
  color: #35231B;
  font-size: 15px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
}

.related-card .card-header svg {
  width: 17px;
  height: 17px;
  color: #4D382B;
  fill: currentColor;
}

.related-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px 12px 14px;
}

.related-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 5px 8px;
  border-radius: 10px;
  text-decoration: none;
  transition: background-color 0.15s;
  cursor: pointer;
}

.related-item:hover {
  background-color: #EFE7DA;
}

.related-thumb-box {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: #FFFFFF;
  border: 1px solid #E4D7C8;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(44, 29, 24, 0.04);
}

.related-thumb-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.related-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.related-name {
  font-size: 13.5px;
  font-weight: 700;
  color: #2D1C14;
  line-height: 1.25;
}

.related-stickers {
  font-size: 12px;
  color: #7E6E64;
  font-weight: 500;
}

/* ========================================================
   CENTER COLUMN (HERO & STICKER PREVIEW GRID)
   ======================================================== */
.center-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

/* 1. Collection Hero Card */
.collection-hero-card {
  background-color: #FAF5EE;
  border: 1px solid #E6DCD0;
  border-radius: 16px;
  padding: 22px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  position: relative;
  overflow: hidden;
}

.hero-main-flex {
  display: flex;
  align-items: center;
  gap: 22px;
  flex: 1;
  min-width: 0;
}

.hero-badge-thumb {
  position: relative;
  width: 120px;
  height: 120px;
  border-radius: 20px;
  background-color: #FCE9CF;
  border: 1px solid #F0D5B3;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(220, 140, 50, 0.12);
  padding: 6px;
}

/* Badges: Hot, Mới & Trending */
.hero-badge-thumb .pack-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 2.5px 10px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: 0.3px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  z-index: 3;
}

.hero-badge-thumb .pack-badge.badge-hot {
  background-color: #E64A38;
}

.hero-badge-thumb .pack-badge.badge-new {
  background-color: #4CAF50;
}

.hero-badge-thumb .pack-badge.badge-trending {
  background-color: #E65100;
}

.hero-badge-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.hero-details {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.hero-title {
  font-size: 32px;
  font-weight: 800;
  color: #2D1C14;
  line-height: 1.15;
  letter-spacing: -0.4px;
}

.hero-desc {
  font-size: 14px;
  font-weight: 600;
  color: #6C5A4E;
  line-height: 1.4;
  margin-bottom: 2px;
}

.hero-tags-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 2px;
  margin-bottom: 6px;
}

.tag-pill {
  display: inline-block;
  padding: 3.5px 14px;
  background-color: #F3ECE1;
  border: 1px solid #E3D6C6;
  border-radius: 16px;
  font-size: 12.5px;
  font-weight: 600;
  color: #4C3C33;
  text-decoration: none;
  transition: all 0.15s ease;
}

.tag-pill:hover {
  background-color: #EBDDCB;
  color: #2D1C14;
}

.hero-stats-row {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 13px;
  font-weight: 600;
  color: #554236;
  flex-wrap: wrap;
}

.stat-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.stat-item svg {
  color: #725D50;
  flex-shrink: 0;
}

.stat-item.favorite-stat {
  cursor: pointer;
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid transparent;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 28px;
  box-sizing: border-box;
}

.stat-item.favorite-stat:hover {
  background-color: #EFE4D6;
}

/* Trạng thái ĐÃ YÊU THÍCH (is-favorited) */
.stat-item.favorite-stat.is-favorited {
  background-color: #FFF2EF;
  border-color: #F8D0C8;
}

.stat-item.favorite-stat.is-favorited svg.fav-icon,
.stat-item.favorite-stat.is-favorited svg {
  fill: #E64A38;
  color: #E64A38;
  filter: drop-shadow(0 1px 2px rgba(230, 74, 56, 0.25));
  transition: transform 0.2s ease;
}

/* Huy hiệu / nút Nhấn để hủy: MẶC ĐỊNH KHÔNG HIỂN THỊ SẴN */
.fav-action-badge {
  display: none !important;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 700;
  color: #C0392B;
  line-height: 1.3;
}

.fav-action-badge svg.badge-x-icon {
  width: 13px;
  height: 13px;
  stroke-width: 2.5;
  color: #C0392B;
}

/* Khi đã yêu thích: Mặc định hiển thị số lượt yêu thích */
.stat-item.favorite-stat.is-favorited #favCount {
  display: inline;
}

/* Khi đã yêu thích và RÊ CHUỘT VÀO (HOVER):
   - Ẩn phần số lượt yêu thích và icon tim
   - Hiển thị 'Nhấn để hủy' thay thế ngay tại vị trí đó
   - Nền chuyển màu cảnh báo hủy nhẹ nhàng, tinh tế */
.stat-item.favorite-stat.is-favorited:hover {
  background-color: #FEE8E3;
  border-color: #F2AEA0;
}

.stat-item.favorite-stat.is-favorited:hover .fav-icon,
.stat-item.favorite-stat.is-favorited:hover #favCount {
  display: none !important;
}

.stat-item.favorite-stat.is-favorited:hover .fav-action-badge {
  display: inline-flex !important;
}

/* 2. Collection Preview Section */
.collection-preview-card {
  background-color: #FAF5EE;
  border: 1px solid #E6DCD0;
  border-radius: 16px;
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.preview-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 800;
  color: #2D1C14;
}

.preview-title svg {
  color: #554236;
}

.see-all-stickers-btn {
  font-size: 13.5px;
  font-weight: 600;
  color: #3E87E8;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: color 0.15s, transform 0.15s;
}

.see-all-stickers-btn:hover {
  color: #2669C4;
  text-decoration: underline;
  transform: translateX(2px);
}

/* 5-Column Sticker Grid */
.sticker-preview-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}

.sticker-item-box {
  background-color: #FFFFFF;
  border: 1px solid #EBE1D3;
  border-radius: 14px;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 1px 3px rgba(44, 29, 24, 0.02);
}

.sticker-item-box img,
.sticker-item-box .sticker-real-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.2s ease, opacity 0.3s ease;
  user-select: none;
}

.sticker-item-box.is-loaded .sticker-real-img {
  animation: stickerFadeIn 0.3s ease-out forwards;
}

@keyframes stickerFadeIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.sticker-item-box:hover {
  transform: translateY(-4px) scale(1.03);
  border-color: #D6C2AD;
  box-shadow: 0 8px 20px rgba(58, 35, 18, 0.09);
  z-index: 2;
}

.sticker-item-box:hover img {
  transform: scale(1.04);
}

.sticker-item-box:active {
  transform: scale(0.97);
}

/* Pagination Bar */
.preview-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 24px;
  user-select: none;
}

.page-btn {
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  background-color: #FAF5EE;
  border: 1px solid #DFD3C4;
  border-radius: 7px;
  color: #4D3D33;
  font-size: 13.5px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.page-btn:hover:not(.active) {
  background-color: #EFE4D6;
  border-color: #CBB9A7;
  color: #2D1C14;
}

.page-btn.active {
  background-color: #35231B;
  border-color: #35231B;
  color: #FFFFFF;
}

.page-btn.page-arrow {
  color: #6C5A4E;
}

/* ========================================================
   RIGHT SIDEBAR (ACTIONS & METADATA CARDS)
   ======================================================== */
.right-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.action-card {
  background-color: #FAF5EE;
  border: 1px solid #E6DCD0;
  border-radius: 14px;
  padding: 18px;
  display: flex;
  flex-direction: column;
}

.action-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 800;
  color: #2D1C14;
  margin-bottom: 14px;
}

.action-card-header svg {
  color: #554236;
  flex-shrink: 0;
}

/* Card: Collection Info */
.info-rows-list {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.info-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13.5px;
}

.info-label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #5C4A3E;
  font-weight: 600;
}

.info-label svg {
  color: #7A695E;
}

.info-value {
  font-weight: 700;
  color: #2D1C14;
  text-align: right;
}

.info-author-link {
  color: #2D1C14;
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
}

.info-author-link:hover {
  color: #2D1C14;
  text-decoration: underline;
}

.rating-stars {
  display: flex;
  align-items: center;
  gap: 2px;
  color: #F5A623;
  font-size: 13px;
}

.rating-score {
  color: #2D1C14;
  font-weight: 700;
  margin-left: 4px;
}

.info-tags-list {
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: flex-end;
}

.mini-tag {
  display: inline-block;
  padding: 2px 10px;
  background-color: #F1E9DE;
  border: 1px solid #DFD2C2;
  border-radius: 12px;
  font-size: 11.5px;
  font-weight: 600;
  color: #4D3D33;
}

/* Card 3: Share Buttons */
.share-buttons-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.share-btn {
  height: 38px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.15s;
}

.share-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.share-btn.btn-fb {
  background-color: #3B5998;
}

.share-btn.btn-zalo {
  background-color: #0088EB;
}

.share-btn.btn-x {
  background-color: #121212;
}

.share-btn.btn-link {
  background-color: #6C7A89;
}

.thank-you-box {
  background-color: #FDF3E3;
  border: 1px solid #F0DFCA;
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.thank-you-icon {
  color: #E64A38;
  flex-shrink: 0;
  margin-top: 2px;
}

.thank-you-text {
  font-size: 12px;
  color: #6E5338;
  line-height: 1.45;
  font-weight: 500;
}

/* ========================================================
   MODAL LIGHTBOX PREVIEW (KHI BẤM VÀO STICKER BẤT KỲ)
   ======================================================== */
.sticker-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(44, 29, 24, 0.55);
  backdrop-filter: blur(4px);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.sticker-modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.sticker-modal {
  background-color: #FAF5EE;
  border: 1px solid #E6DCD0;
  border-radius: 18px;
  width: 360px;
  max-width: 90vw;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  box-shadow: 0 12px 36px rgba(44, 29, 24, 0.22);
  transform: scale(0.92);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.sticker-modal-backdrop.active .sticker-modal {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  background: none;
  border: none;
  color: #7A695E;
  cursor: pointer;
  padding: 4px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s;
}

.modal-close-btn:hover {
  background-color: #EFE4D6;
  color: #2D1C14;
}

.modal-preview-box {
  width: 180px;
  height: 180px;
  background-color: #FFFFFF;
  border: 1px solid #E6DCD0;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 4px 14px rgba(44, 29, 24, 0.05);
}

.modal-preview-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.modal-sticker-title {
  font-size: 18px;
  font-weight: 800;
  color: #2D1C14;
  margin-bottom: 4px;
}

.modal-sticker-meta {
  font-size: 13px;
  color: #7E6E64;
  margin-bottom: 18px;
}

.modal-actions-row {
  display: flex;
  gap: 10px;
  width: 100%;
}

.btn-modal-download {
  flex: 1;
  height: 40px;
  background-color: #3E2B22;
  color: #FFFFFF;
  border: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 13.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  transition: background-color 0.15s;
}

.btn-modal-download:hover {
  background-color: #271A13;
}

.btn-modal-copy {
  height: 40px;
  padding: 0 14px;
  background-color: #FFFFFF;
  border: 1px solid #D8CBBB;
  border-radius: 8px;
  color: #3E2B22;
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-modal-copy:hover {
  background-color: #F8F1E7;
  border-color: #C35631;
}

/* ========================================================
   RESPONSIVE RULES
   ======================================================== */
@media (max-width: 1200px) {
  .bosuutap-3col-layout {
    grid-template-columns: 220px minmax(0, 1fr) 260px;
    gap: 16px;
  }
  .sticker-preview-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 1040px) {
  .bosuutap-3col-layout {
    grid-template-columns: 220px minmax(0, 1fr);
  }
  .right-col {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 860px) {
  .bosuutap-page-container {
    padding: 12px 16px 36px;
  }
  .sidebar-col {
    display: none;
  }
  .bosuutap-3col-layout {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .right-col {
    grid-template-columns: 1fr;
  }
  .collection-hero-card {
    padding: 18px 20px;
  }
  .hero-title {
    font-size: 26px;
  }
  .hero-badge-thumb {
    width: 90px;
    height: 90px;
    border-radius: 16px;
  }
  .sticker-preview-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
  }
}

@media (max-width: 580px) {
  .hero-main-flex {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .hero-badge-thumb {
    width: 80px;
    height: 80px;
  }
  .sticker-preview-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }
  .preview-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .share-buttons-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 380px) {
  .sticker-preview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}