/* ============================================================
   kemono.css — 獸設（Kemono）頁面專用樣式
   ============================================================
   從 kemono-setup shortcode 提取的模組化 CSS，
   包含 Tab 切換、背景動畫、Gallery 佈局與創作者提示等樣式。
   ============================================================ */

/* ------------------------------------------------------------
   1. Tab 導航
   ------------------------------------------------------------ */
.kemono-tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 2px solid rgb(229 229 229 / var(--tw-border-opacity));
}

.dark .kemono-tabs {
  border-bottom-color: rgb(64 64 64 / var(--tw-border-opacity));
}

.kemono-tab {
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  border: none;
  background: transparent;
  font-size: 1.125rem;
  font-weight: 600;
  color: rgb(115 115 115 / var(--tw-text-opacity));
  transition: all 0.3s ease;
  position: relative;
}

.dark .kemono-tab {
  color: rgb(163 163 163 / var(--tw-text-opacity));
}

.kemono-tab:hover {
  color: rgb(64 64 64 / var(--tw-text-opacity));
}

.dark .kemono-tab:hover {
  color: rgb(229 229 229 / var(--tw-text-opacity));
}

.kemono-tab.active {
  color: rgb(31 41 55 / var(--tw-text-opacity));
}

.dark .kemono-tab.active {
  color: rgb(243 244 246 / var(--tw-text-opacity));
}

.kemono-tab.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: rgb(59 130 246 / var(--tw-background-opacity));
}

/* ------------------------------------------------------------
   2. Tab 內容區域
   ------------------------------------------------------------ */
.kemono-tab-content {
  display: none;
  animation: fadeIn 0.5s ease;
  text-decoration: none;
  min-height: 200px;
  overflow: visible;
  height: auto !important;
}

.kemono-tab-content.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

.kemono-tab-content * {
  text-decoration: none !important;
}

.kemono-tab-content a {
  text-decoration: none !important;
  border-bottom: none !important;
}

.kemono-tab-content h1,
.kemono-tab-content h2,
.kemono-tab-content h3,
.kemono-tab-content h4,
.kemono-tab-content h5,
.kemono-tab-content h6 {
  text-decoration: none !important;
  border-bottom: none !important;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ------------------------------------------------------------
   3. 全螢幕背景
   ------------------------------------------------------------ */
.kemono-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -10;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  margin: 0;
  padding: 0;
}

.kemono-background.active {
  opacity: 0.2;
}

.dark .kemono-background.active {
  opacity: 0.1;
}

.kemono-background img,
.kemono-background video {
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
  user-select: none;
  margin: 0;
  padding: 0;
  border: none;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
}

/* 影片遮罩層 */
.kemono-background::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  pointer-events: none;
  z-index: 1;
}

.dark .kemono-background::after {
  background: rgba(0, 0, 0, 0.6);
}

/* ------------------------------------------------------------
   4. 創作者資訊提示
   ------------------------------------------------------------ */
.creator-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 10000;
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: auto;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  max-width: 90%;
}

.dark .creator-toast {
  background: rgba(255, 255, 255, 0.95);
  color: #1a1a1a;
}

.creator-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.creator-toast .creator-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.creator-toast .creator-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.creator-toast .creator-text {
  display: flex;
  align-items: center;
  gap: 8px;
}

.creator-toast a {
  color: #60a5fa;
  text-decoration: none;
  transition: color 0.2s ease;
}

.dark .creator-toast a {
  color: #3b82f6;
}

.creator-toast a:hover {
  color: #93c5fd;
  text-decoration: underline;
}

.dark .creator-toast a:hover {
  color: #2563eb;
}

/* ------------------------------------------------------------
   5. Gallery 容器
   ------------------------------------------------------------ */
.gallery {
  position: relative;
  transition: opacity 0.3s ease;
  z-index: 1;
  clear: both;
}

/* 頭像 gallery 專用樣式 */
.gallery-avatar {
  position: relative !important;
  z-index: 10;
  margin: 0 !important;
  padding: 0 !important;
  display: block;
  clear: both;
  height: auto !important;
  min-height: auto !important;
  max-height: none !important;
}

.gallery-avatar img {
  position: relative !important;
  z-index: 10 !important;
  display: block !important;
  float: none !important;
  width: 100% !important;
  height: auto !important;
  margin: 0 !important;
  padding: 0 !important;
  opacity: 1 !important;
}

/* 作品 gallery 專用樣式 */
.gallery-artworks {
  position: relative;
  z-index: 1;
  clear: both;
  margin-top: 1rem;
}

.gallery-artworks img {
  z-index: 1 !important;
  position: relative;
}

/* 備用選擇器 */
.gallery img[id*="avatar"] {
  position: relative !important;
  z-index: 10 !important;
  display: block !important;
  float: none !important;
  margin-bottom: 1.5rem;
  opacity: 1 !important;
}

.gallery:has(img[id*="avatar"]) {
  position: relative;
  z-index: 10;
  margin-bottom: 2rem;
}

.gallery:has(img[id*="artwork"]) {
  clear: both;
  margin-top: 1rem;
  position: relative;
  z-index: 1;
}

.gallery img[id*="artwork"] {
  z-index: 1 !important;
  position: relative;
}

/* ------------------------------------------------------------
   6. 圖片載入狀態
   ------------------------------------------------------------ */
.image-placeholder {
  background: linear-gradient(90deg, #f0f0f0 25%, transparent 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  border-radius: 8px;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #999;
  font-size: 0.875rem;
}

.dark .image-placeholder {
  background: linear-gradient(90deg, #2a2a2a 25%, transparent 50%, #2a2a2a 75%);
  background-size: 200% 100%;
  color: #666;
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.gallery img {
  cursor: pointer;
  transition: all 0.3s ease;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  opacity: 0;
}

.gallery img.loaded {
  opacity: 1;
  transform: scale(1);
}

.gallery img.loaded:hover {
  transform: scale(1.02);
}

.gallery img.loading {
  opacity: 0.3;
}

.gallery img.error {
  opacity: 0.5;
  filter: grayscale(100%);
  border: 2px dashed #ccc;
}