/* ============================================================
   sticker-gallery.css — 貼圖展示元件專用樣式
   ============================================================
   從 sticker-gallery shortcode 提取的模組化 CSS，
   包含系列卡片、Modal 彈窗、貼圖網格與響應式佈局。
   ============================================================ */

/* ------------------------------------------------------------
   1. Gallery 容器
   ------------------------------------------------------------ */
.sticker-gallery-container {
  margin: 2rem 0;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .sticker-gallery-container {
    gap: 1.75rem;
  }
}

@media (min-width: 1024px) {
  .sticker-gallery-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
}

@media (min-width: 1280px) {
  .sticker-gallery-container {
    gap: 2.5rem;
  }
}

/* ------------------------------------------------------------
   2. 系列卡片
   ------------------------------------------------------------ */
.sticker-series {
  border: 2px solid var(--neutral-200);
  border-radius: 1rem;
  overflow: hidden;
  background: var(--neutral-50);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  position: relative;
  width: 100%;
  max-width: none;
}

.sticker-series::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.sticker-series:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--primary-300);
}

.sticker-series:hover::before {
  opacity: 0.05;
}

.dark .sticker-series {
  border-color: var(--neutral-700);
  background: var(--neutral-800);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.dark .sticker-series:hover {
  border-color: var(--primary-600);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

/* ------------------------------------------------------------
   3. 系列 Header
   ------------------------------------------------------------ */
.series-header {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  gap: 1.25rem;
  align-items: center;
  position: relative;
  background: transparent;
  min-height: 140px;
}

@media (min-width: 768px) {
  .series-header {
    min-height: 150px;
    padding: 1.75rem;
  }
}

@media (min-width: 1024px) {
  .series-header {
    min-height: 130px;
    padding: 1.5rem;
  }
}

@media (min-width: 1280px) {
  .series-header {
    padding: 1.75rem;
    min-height: 150px;
  }
}

@media (min-width: 1536px) {
  .series-header {
    padding: 2rem;
    min-height: 160px;
  }
}

/* 懸停提示標籤：透過 data-view-label 屬性取得 i18n 文字 */
.series-header::after {
  content: attr(data-view-label);
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: var(--primary-100);
  color: var(--primary-700);
  padding: 0.375rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(4px);
  transition: all 0.2s ease;
  white-space: nowrap;
  z-index: 2;
}

.series-header:hover::after {
  opacity: 1;
  transform: translateY(0);
}

.dark .series-header::after {
  background: var(--primary-900);
  color: var(--primary-300);
}

@media (min-width: 1024px) {
  .series-header::after {
    top: 0.875rem;
    right: 1.25rem;
    padding: 0.25rem 0.625rem;
    font-size: 0.6875rem;
  }
}

@media (min-width: 1280px) {
  .series-header::after {
    top: 1rem;
    right: 1.5rem;
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
  }
}

/* ------------------------------------------------------------
   4. 系列預覽縮圖
   ------------------------------------------------------------ */
.series-preview {
  flex-shrink: 0;
  width: 100px;
  height: 100px;
  border-radius: 1rem;
  overflow: hidden;
  background: var(--neutral-100);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease;
}

@media (min-width: 768px) {
  .series-preview {
    width: 110px;
    height: 110px;
  }
}

@media (min-width: 1024px) {
  .series-preview {
    width: 90px;
    height: 90px;
  }
}

@media (min-width: 1280px) {
  .series-preview {
    width: 110px;
    height: 110px;
  }
}

@media (min-width: 1536px) {
  .series-preview {
    width: 120px;
    height: 120px;
  }
}

.series-header:hover .series-preview {
  transform: scale(1.05);
}

.dark .series-preview {
  background: var(--neutral-700);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.series-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.series-preview::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, transparent 60%, rgba(255, 255, 255, 0.2));
  transition: opacity 0.2s ease;
  opacity: 0;
}

.series-header:hover .series-preview::after {
  opacity: 1;
}

/* ------------------------------------------------------------
   5. 系列資訊
   ------------------------------------------------------------ */
.series-info {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.series-title {
  margin: 0 0 0.5rem 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--neutral-900);
  line-height: 1.3;
}

@media (min-width: 1024px) {
  .series-title {
    font-size: 1.125rem;
  }
}

@media (min-width: 1280px) {
  .series-title {
    font-size: 1.25rem;
  }
}

.dark .series-title {
  color: var(--neutral-100);
}

.series-description {
  margin: 0 0 0.5rem 0;
  color: var(--neutral-600);
  font-size: 0.95rem;
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

@media (min-width: 1024px) {
  .series-description {
    font-size: 0.875rem;
    -webkit-line-clamp: 1;
  }
}

@media (min-width: 1280px) {
  .series-description {
    font-size: 0.95rem;
    -webkit-line-clamp: 2;
  }
}

.dark .series-description {
  color: var(--neutral-400);
}

.series-creator {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: var(--neutral-500);
}

.dark .series-creator {
  color: var(--neutral-400);
}

.series-creator svg {
  flex-shrink: 0;
  opacity: 0.7;
}

.creator-link {
  color: var(--primary-600);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.creator-link:hover {
  color: var(--primary-700);
  text-decoration: underline;
}

.dark .creator-link {
  color: var(--primary-400);
}

.dark .creator-link:hover {
  color: var(--primary-300);
}

.creator-name {
  font-weight: 500;
}

/* ------------------------------------------------------------
   6. 平台徽章
   ------------------------------------------------------------ */
.platform-badges {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

@media (min-width: 1024px) {
  .platform-badges {
    gap: 0.375rem;
  }

  .platform-badge {
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
  }
}

@media (min-width: 1280px) {
  .platform-badges {
    gap: 0.5rem;
  }

  .platform-badge {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
  }
}

.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.platform-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.6s ease;
}

.platform-badge:hover::before {
  left: 100%;
}

/* Telegram 官方色票 */
.platform-badge.available[href*="t.me"],
.platform-badge.available[href*="telegram"] {
  background: linear-gradient(135deg, #0088CC, #229ED9);
  color: white;
  box-shadow: 0 4px 12px rgba(0, 136, 204, 0.3);
}

.platform-badge.available[href*="t.me"]:hover,
.platform-badge.available[href*="telegram"]:hover {
  background: linear-gradient(135deg, #006699, #0088CC);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 20px rgba(0, 136, 204, 0.4);
}

/* LINE 官方色票 */
.platform-badge.available[href*="line.me"] {
  background: linear-gradient(135deg, #00C300, #00B900);
  color: white;
  box-shadow: 0 4px 12px rgba(0, 195, 0, 0.3);
}

.platform-badge.available[href*="line.me"]:hover {
  background: linear-gradient(135deg, #00A000, #00C300);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 20px rgba(0, 195, 0, 0.4);
}

/* 其他平台通用樣式 */
.platform-badge.available {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  box-shadow: 0 4px 12px rgba(var(--primary-500), 0.3);
}

.platform-badge.available:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 20px rgba(var(--primary-500), 0.4);
}

.platform-badge.available:active {
  transform: translateY(0) scale(0.98);
}

.dark .platform-badge.available {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  box-shadow: 0 4px 12px rgba(var(--primary-600), 0.3);
}

.dark .platform-badge.available[href*="t.me"],
.dark .platform-badge.available[href*="telegram"] {
  background: linear-gradient(135deg, #0088CC, #229ED9);
}

.dark .platform-badge.available[href*="line.me"] {
  background: linear-gradient(135deg, #00C300, #00B900);
}

.platform-badge.unavailable {
  background: var(--neutral-200);
  color: var(--neutral-600);
  cursor: not-allowed;
  position: relative;
}

.platform-badge.unavailable::after {
  position: absolute;
  top: -0.5rem;
  right: -0.5rem;
  background: var(--amber-500);
  color: white;
  padding: 0.125rem 0.375rem;
  border-radius: 0.375rem;
  font-size: 0.625rem;
  font-weight: 700;
}

.dark .platform-badge.unavailable {
  background: var(--neutral-700);
  color: var(--neutral-400);
}

.dark .platform-badge.unavailable::after {
  background: var(--amber-600);
}

.platform-badge svg {
  width: 16px;
  height: 16px;
}

/* ------------------------------------------------------------
   7. Modal 彈窗
   ------------------------------------------------------------ */
.sticker-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
  display: none;
  overflow: hidden;
}

.sticker-modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.6));
  backdrop-filter: blur(8px);
  animation: overlayFadeIn 0.4s ease;
}

.modal-content {
  position: relative;
  background: var(--neutral-50);
  border-radius: 1.5rem;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.1);
  width: 100%;
  max-width: min(900px, calc(100vw - 2rem));
  max-height: calc(100vh - 2rem);
  display: flex;
  flex-direction: column;
  animation: modalSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
}

.dark .modal-content {
  background: var(--neutral-800);
  border: 1px solid var(--neutral-600);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.modal-header {
  padding: 2rem 2rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  position: relative;
  flex-shrink: 0;
  border: none;
  border-bottom: none;
}

.modal-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-400), var(--primary-500), var(--primary-400));
}

.dark .modal-header {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
  border: none;
  border-bottom: none;
}

.modal-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.dark .modal-header h3 {
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.modal-creator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
}

.dark .modal-creator {
  color: rgba(255, 255, 255, 0.9);
}

.modal-creator svg {
  flex-shrink: 0;
  opacity: 0.7;
}

.modal-creator-link {
  color: rgba(255, 255, 255, 0.95);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s ease;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.125rem 0.375rem;
  border-radius: 0.375rem;
}

.modal-creator-link:hover {
  color: white;
  background: rgba(255, 255, 255, 0.2);
  text-decoration: none;
}

.dark .modal-creator-link {
  color: rgba(255, 255, 255, 0.95);
}

.dark .modal-creator-link:hover {
  color: white;
}

.modal-platforms {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.modal-close {
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  padding: 0.75rem;
  cursor: pointer;
  border-radius: 1rem;
  color: rgba(255, 255, 255, 0.9);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  color: white;
  transform: scale(1.05);
}

.modal-close:active {
  transform: scale(0.95);
}

.dark .modal-close {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.9);
}

.dark .modal-close:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
  color: white;
}

.modal-body {
  padding: 1.5rem 2rem 2rem 2rem;
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
  min-height: 0;
}

/* ------------------------------------------------------------
   8. 貼圖網格
   ------------------------------------------------------------ */
.stickers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 1.25rem;
  width: 100%;
  max-width: 100%;
}

@media (min-width: 640px) {
  .stickers-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .stickers-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1.75rem;
  }
}

.sticker-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 1rem;
  background: var(--neutral-100);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--neutral-200);
  cursor: pointer;
}

.dark .sticker-item {
  background: var(--neutral-700);
  border-color: var(--neutral-600);
}

.sticker-item:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
  border-color: var(--primary-300);
}

.dark .sticker-item:hover {
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
  border-color: var(--primary-600);
}

.sticker-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(255, 255, 255, 0.2));
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.sticker-item:hover::before {
  opacity: 1;
}

.sticker-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.sticker-item:hover .sticker-thumbnail {
  transform: scale(1.05);
}

/* ------------------------------------------------------------
   9. 動畫
   ------------------------------------------------------------ */
@keyframes overlayFadeIn {
  from {
    opacity: 0;
    backdrop-filter: blur(0px);
  }
  to {
    opacity: 1;
    backdrop-filter: blur(8px);
  }
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.8) translateY(-30px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* ------------------------------------------------------------
   10. 響應式設計
   ------------------------------------------------------------ */
@media (max-width: 768px) {
  .sticker-modal.active {
    padding: 0.5rem;
  }

  .modal-content {
    max-width: calc(100vw - 1rem);
    max-height: calc(100vh - 1rem);
    border-radius: 1rem;
  }

  .modal-header {
    padding: 1.5rem 1.5rem 1rem 1.5rem;
  }

  .modal-header h3 {
    font-size: 1.375rem;
  }

  .modal-close {
    padding: 0.5rem;
  }

  .modal-body {
    padding: 1rem 1.5rem 1.5rem 1.5rem;
  }

  .stickers-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 1rem;
  }
}