/* Modern Minimalist Design - Clean, Generous, Neutral, Zero Neon */
:root {
  --bg-primary: #fafaf9;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-subtle: #f5f5f4;
  --bg-hover: #e7e5e4;
  
  --border-light: #e7e5e4;
  --border-focus: #1c1917;
  
  --text-primary: #1c1917;
  --text-secondary: #78716c;
  --text-tertiary: #a8a29e;
  --text-on-dark: #fafaf9;
  
  --accent: #1c1917;
  --accent-hover: #292524;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 12px 24px -4px rgba(0, 0, 0, 0.08);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --bg-primary: #0c0a09;
  --bg-surface: #1c1917;
  --bg-surface-elevated: #292524;
  --bg-subtle: #1c1917;
  --bg-hover: #292524;
  
  --border-light: #292524;
  --border-focus: #f5f5f4;
  
  --text-primary: #f5f5f4;
  --text-secondary: #a8a29e;
  --text-tertiary: #78716c;
  --text-on-dark: #1c1917;
  
  --accent: #f5f5f4;
  --accent-hover: #e7e5e4;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  width: 34px;
  height: 34px;
  background: var(--text-primary);
  color: var(--bg-surface);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.logo-subtitle {
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 400;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: var(--bg-surface);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon:hover {
  background: var(--bg-subtle);
  border-color: var(--text-secondary);
}

.btn-primary {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  background: var(--accent);
  color: var(--text-on-dark);
  border: none;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: var(--transition);
}

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

/* Main Container */
.main-wrapper {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 20px 16px 60px;
  flex: 1;
}

/* Search Box */
.search-section {
  margin-bottom: 24px;
}

.search-bar-wrap {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  padding: 6px 8px 6px 16px;
}

.search-bar-wrap:focus-within {
  border-color: var(--border-focus);
  box-shadow: var(--shadow-md);
}

.search-icon {
  color: var(--text-secondary);
  margin-right: 12px;
  display: flex;
  align-items: center;
}

.search-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 16px;
  color: var(--text-primary);
  padding: 8px 0;
}

.search-input::placeholder {
  color: var(--text-tertiary);
}

.search-clear-btn {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 6px;
  display: none;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.search-clear-btn:hover {
  color: var(--text-primary);
  background: var(--bg-subtle);
}

.search-submit-btn {
  padding: 10px 20px;
  background: var(--accent);
  color: var(--text-on-dark);
  border: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  margin-left: 8px;
  transition: var(--transition);
}

.search-submit-btn:hover {
  opacity: 0.92;
}

/* Hot Tags */
.hot-tags-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  overflow-x: auto;
  white-space: nowrap;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.hot-tags-row::-webkit-scrollbar {
  display: none;
}

.hot-tag-label {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 500;
  flex-shrink: 0;
}

.hot-tag {
  font-size: 12px;
  padding: 4px 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
  text-decoration: none;
}

.hot-tag:hover {
  background: var(--bg-subtle);
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

/* Source & Category Filters */
.filters-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.source-tabs {
  display: inline-flex;
  background: var(--bg-subtle);
  padding: 4px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  width: fit-content;
  max-width: 100%;
  overflow-x: auto;
}

.source-tab {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.source-tab.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

.category-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.category-scroll::-webkit-scrollbar {
  display: none;
}

.category-pill {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.category-pill:hover {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.category-pill.active {
  background: var(--accent);
  color: var(--text-on-dark);
  border-color: var(--accent);
  font-weight: 600;
}

/* Gallery Grid */
.gallery-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  padding: 0 4px;
}

.meme-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

@media (min-width: 640px) {
  .meme-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

@media (min-width: 860px) {
  .meme-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }
}

@media (min-width: 1100px) {
  .meme-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
  }
}

/* Card */
.meme-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  position: relative;
}

.meme-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--text-tertiary);
}

.card-img-wrap {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--bg-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  position: relative;
  overflow: hidden;
}

.meme-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.25s ease;
  user-select: none;
}

.meme-card:hover .meme-img {
  transform: scale(1.05);
}

.gif-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(28, 25, 23, 0.75);
  color: #ffffff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.5px;
}

.card-info {
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.card-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-tertiary);
}

.card-source-tag {
  background: var(--bg-subtle);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 10px;
  color: var(--text-secondary);
}

/* Quick Actions Overlay on Card */
.card-quick-actions {
  position: absolute;
  bottom: 44px;
  left: 0;
  right: 0;
  padding: 8px;
  display: flex;
  justify-content: center;
  gap: 6px;
  background: linear-gradient(to top, rgba(0,0,0,0.4), transparent);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.meme-card:hover .card-quick-actions {
  opacity: 1;
}

.quick-action-btn {
  background: rgba(255, 255, 255, 0.9);
  color: #1c1917;
  border: none;
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  gap: 4px;
}

.quick-action-btn:hover {
  background: #ffffff;
  transform: scale(1.04);
}

/* Empty & Loading States */
.loading-box, .empty-box {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-light);
  border-top-color: var(--text-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

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

.pagination-wrap {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 12px;
}

.load-more-btn {
  padding: 12px 32px;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.load-more-btn:hover {
  background: var(--bg-subtle);
  border-color: var(--text-secondary);
}

/* Modal Bottom Sheet */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(4px);
  z-index: 60;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-sheet {
  background: var(--bg-surface);
  width: 100%;
  max-width: 480px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 24px 20px 32px;
  box-shadow: var(--shadow-lg);
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-height: 90vh;
  overflow-y: auto;
}

@media (min-width: 640px) {
  .modal-overlay {
    align-items: center;
  }
  .modal-sheet {
    border-radius: var(--radius-lg);
    transform: translateY(20px) scale(0.96);
  }
  .modal-overlay.active .modal-sheet {
    transform: translateY(0) scale(1);
  }
}

.modal-overlay.active .modal-sheet {
  transform: translateY(0);
}

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

.modal-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
}

.modal-img-container {
  width: 100%;
  max-height: 320px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-img-container img {
  max-width: 100%;
  max-height: 280px;
  object-fit: contain;
}

.modal-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.action-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.btn-modal {
  padding: 12px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
  text-decoration: none;
}

.btn-modal-primary {
  background: var(--accent);
  color: var(--text-on-dark);
  border: none;
}

.btn-modal-primary:hover {
  opacity: 0.9;
}

.btn-modal-secondary {
  background: var(--bg-subtle);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn-modal-secondary:hover {
  background: var(--bg-hover);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(28, 25, 23, 0.95);
  color: #ffffff;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transition: var(--transition);
  z-index: 100;
  pointer-events: none;
}

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

/* Meme Maker / Studio Drawer */
.maker-panel {
  display: none;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}

.maker-panel.active {
  display: block;
}

.maker-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .maker-content {
    grid-template-columns: 320px 1fr;
  }
}

.canvas-wrap {
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  min-height: 280px;
}

.canvas-wrap canvas {
  max-width: 100%;
  max-height: 280px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
}

.maker-controls {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.control-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-secondary);
}

.control-group input[type="text"] {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--text-primary);
  outline: none;
}

.control-group input[type="text"]:focus {
  border-color: var(--border-focus);
}

/* Footer */
.footer {
  margin-top: auto;
  border-top: 1px solid var(--border-light);
  padding: 24px 16px;
  text-align: center;
  font-size: 12px;
  color: var(--text-tertiary);
  background: var(--bg-surface);
}/* Muted Elegant Source Badges (No Neon) */
.card-source-tag.source-doutu {
  background: rgba(24, 24, 27, 0.07);
  color: var(--text-primary);
  font-weight: 500;
}
.card-source-tag.source-ai {
  background: rgba(120, 113, 108, 0.12);
  color: var(--text-secondary);
}
.card-source-tag.source-weibo {
  background: rgba(194, 65, 12, 0.09);
  color: #c2410c;
}
.card-source-tag.source-wechat {
  background: rgba(21, 128, 61, 0.09);
  color: #15803d;
}
.card-source-tag.source-qq {
  background: rgba(29, 78, 216, 0.09);
  color: #1d4ed8;
}
.card-source-tag.source-bqb {
  background: rgba(87, 83, 78, 0.1);
  color: var(--text-secondary);
}

[data-theme="dark"] .card-source-tag.source-weibo {
  background: rgba(234, 88, 12, 0.18);
  color: #fdba74;
}
[data-theme="dark"] .card-source-tag.source-wechat {
  background: rgba(34, 197, 94, 0.18);
  color: #86efac;
}
[data-theme="dark"] .card-source-tag.source-qq {
  background: rgba(59, 130, 246, 0.18);
  color: #93c5fd;
}