/* ============================================
   Nieta Studio - 移动端样式
   基于 app.nieta.art 风格
   Mobile-only Design
   ============================================ */

/* --- CSS 变量 --- */
:root {
  /* 品牌色 */
  --brand-pink: #FF599F;
  --brand-pink-hover: #FF3D8F;
  --brand-pink-dim: rgba(255, 89, 159, 0.15);
  --brand-purple: #5D57F8;
  --brand-purple-hover: #4B44E6;
  --brand-purple-dim: rgba(93, 87, 248, 0.15);
  --brand-blue: #00A3FF;
  --brand-blue-hover: #008FE6;
  --brand-blue-dim: rgba(0, 163, 255, 0.15);
  --brand-cyan: #46C2D2;
  --brand-cyan-dim: rgba(70, 194, 210, 0.15);
  --brand-red: #FF5757;
  --brand-green: #34D399;

  /* 背景色 */
  --bg-primary: #1A1A1A;
  --bg-secondary: #222222;
  --bg-tertiary: #2A2A2A;
  --bg-elevated: #38383A;
  --bg-hover: rgba(255, 255, 255, 0.06);
  --bg-active: rgba(255, 255, 255, 0.1);
  --bg-overlay: rgba(0, 0, 0, 0.6);
  --bg-modal: rgba(0, 0, 0, 0.85);

  /* 文字色 */
  --text-primary: rgba(255, 255, 255, 0.95);
  --text-secondary: rgba(255, 255, 255, 0.6);
  --text-tertiary: rgba(255, 255, 255, 0.4);
  --text-disabled: rgba(255, 255, 255, 0.2);
  --text-brand: var(--brand-pink);

  /* 边框色 */
  --border-primary: rgba(255, 255, 255, 0.08);
  --border-secondary: rgba(255, 255, 255, 0.05);
  --border-focus: var(--brand-blue);
  --border-error: var(--brand-red);

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
  --shadow-glow-pink: 0 0 20px rgba(255, 89, 159, 0.3);
  --shadow-glow-purple: 0 0 20px rgba(93, 87, 248, 0.3);

  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* 间距 */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-2xl: 24px;
  --space-3xl: 32px;
  --space-4xl: 48px;

  /* 字体 */
  --font-sans: 'PingFang SC', 'MiSans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Menlo', 'Consolas', monospace;

  /* 字号 */
  --text-xs: 11px;
  --text-sm: 13px;
  --text-base: 15px;
  --text-md: 16px;
  --text-lg: 17px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 30px;

  /* 过渡 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
  --transition-bounce: 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* 层级 */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 300;
  --z-toast: 400;
  --z-tooltip: 500;

  /* 布局 - 移动端 */
  --mobile-header-h: 48px;
  --mobile-tab-bar-h: 56px;
  --mobile-safe-top: env(safe-area-inset-top, 0px);
  --mobile-safe-bottom: env(safe-area-inset-bottom, 0px);
  --mobile-input-bar-h: 56px;
}

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow: hidden;
  height: 100vh;
  height: 100dvh;
  width: 100vw;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

a { color: var(--brand-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; color: inherit; -webkit-tap-highlight-color: transparent; }
input, textarea, select { font-family: inherit; color: inherit; -webkit-tap-highlight-color: transparent; }

/* 隐藏滚动条但保持可滚动 */
::-webkit-scrollbar { width: 0; height: 0; }

/* ============================================
   APP SHELL
   ============================================ */

.app-shell {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ====== 移动端顶部栏 ====== */
.mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--mobile-header-h);
  padding: 0 var(--space-lg);
  padding-top: var(--mobile-safe-top);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
  flex-shrink: 0;
  z-index: var(--z-sticky);
}

.mobile-header-left {
  display: flex;
  align-items: center;
  min-width: 80px;
}

.mobile-logo {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--brand-pink), var(--brand-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
  color: #fff;
}

.mobile-header-center {
  flex: 1;
  text-align: center;
}

.mobile-header-title {
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--text-primary);
}

.mobile-header-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 80px;
  justify-content: flex-end;
}

.mobile-header-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.mobile-header-btn:active {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.ap-display-mobile {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--brand-cyan);
}

.ap-display-mobile .ap-icon {
  width: 12px;
  height: 12px;
}

/* ====== 移动端底部 Tab 导航 ====== */
.mobile-tab-bar {
  display: flex;
  align-items: center;
  justify-content: space-around;
  height: var(--mobile-tab-bar-h);
  padding-bottom: var(--mobile-safe-bottom);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-primary);
  flex-shrink: 0;
  z-index: var(--z-sticky);
}

.mobile-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex: 1;
  height: 100%;
  color: var(--text-tertiary);
  font-size: 10px;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.mobile-tab svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.8;
}

.mobile-tab.active {
  color: var(--brand-pink);
}

.mobile-tab.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 2px;
  background: var(--brand-pink);
  border-radius: 0 0 2px 2px;
}

.mobile-tab:active {
  color: var(--text-secondary);
}

/* ====== 移动端页面容器 ====== */
.app-shell > .page-container-mobile {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  -webkit-overflow-scrolling: touch;
}

/* ============================================
   Token 设置面板
   ============================================ */
.token-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 380px;
  height: 100%;
  height: 100dvh;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border-primary);
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.token-panel.open {
  transform: translateX(0);
}

.token-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  padding-top: calc(var(--space-lg) + var(--mobile-safe-top));
  border-bottom: 1px solid var(--border-primary);
}

.token-panel-header h3 {
  font-size: var(--text-lg);
  font-weight: 600;
}

.token-panel-body {
  flex: 1;
  padding: var(--space-xl);
  padding-bottom: calc(var(--space-xl) + var(--mobile-safe-bottom));
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.token-panel-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: calc(var(--z-modal) - 1);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.token-panel-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* ============================================
   表单元素
   ============================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
}

.form-input {
  width: 100%;
  padding: 12px var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--text-md); /* 16px 防止 iOS 缩放 */
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(0, 163, 255, 0.15);
}

.form-input::placeholder {
  color: var(--text-disabled);
}

textarea.form-input {
  resize: vertical;
  min-height: 80px;
}

.form-select {
  width: 100%;
  padding: 10px var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--text-base);
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

.form-select:focus {
  border-color: var(--brand-blue);
}

/* ============================================
   按钮
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 10px var(--space-lg);
  border-radius: var(--radius-sm);
  font-size: var(--text-base);
  font-weight: 500;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  line-height: 1.4;
  min-height: 44px; /* 最小触摸目标 */
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-pink), var(--brand-purple));
  color: #fff;
  box-shadow: var(--shadow-glow-pink);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0) scale(0.98);
}

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

.btn-ghost {
  color: var(--text-secondary);
  padding: 6px var(--space-sm);
  min-height: 36px;
}

.btn-ghost:active:not(:disabled) {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.btn-danger {
  background: var(--brand-red);
  color: #fff;
}

.btn-sm {
  padding: 6px var(--space-md);
  font-size: var(--text-sm);
  min-height: 36px;
}

.btn-lg {
  padding: 12px var(--space-2xl);
  font-size: var(--text-md);
  border-radius: var(--radius-md);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
}

.btn-icon svg {
  width: 18px;
  height: 18px;
}

/* ============================================
   卡片
   ============================================ */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-secondary);
}

.card-body {
  padding: var(--space-lg);
}

/* ============================================
   标签
   ============================================ */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-primary);
  gap: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tag:active {
  border-color: var(--brand-pink);
  color: var(--brand-pink);
}

.tag.active {
  background: var(--brand-pink-dim);
  border-color: var(--brand-pink);
  color: var(--brand-pink);
}

.tag-removable::after {
  content: '\00d7';
  margin-left: 2px;
  font-size: 14px;
  line-height: 1;
}

/* ============================================
   搜索框
   ============================================ */
.search-box {
  position: relative;
  width: 100%;
}

.search-box svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-tertiary);
  pointer-events: none;
}

.search-box input {
  width: 100%;
  padding: 10px 12px 10px 36px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--text-md);
  outline: none;
  transition: border-color var(--transition-fast);
}

.search-box input:focus {
  border-color: var(--brand-blue);
}

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

/* 搜索下拉 */
.search-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 320px;
  overflow-y: auto;
  z-index: var(--z-dropdown);
  display: none;
}

.search-dropdown.visible {
  display: block;
}

.search-dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.search-dropdown-item:active {
  background: var(--bg-hover);
}

.search-dropdown-item img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: var(--bg-elevated);
}

.search-dropdown-item-info {
  flex: 1;
  min-width: 0;
}

.search-dropdown-item-name {
  font-size: var(--text-base);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-dropdown-item-desc {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-dropdown-empty {
  padding: var(--space-xl);
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--text-sm);
}

/* ============================================
   网格
   ============================================ */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: var(--space-md); }

/* ============================================
   图片网格
   ============================================ */
.image-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.image-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-tertiary);
  aspect-ratio: 1;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.image-card:active {
  transform: scale(0.97);
}

.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
}

/* ============================================
   模态框（移动端底部弹出）
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-modal);
  z-index: var(--z-modal);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

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

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 90vw;
  max-height: 90vh;
  max-height: 90dvh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  padding-top: calc(var(--space-lg) + var(--mobile-safe-top));
  border-bottom: 1px solid var(--border-primary);
}

.modal-header h3 {
  font-size: var(--text-lg);
  font-weight: 600;
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-xl);
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  padding-bottom: calc(var(--space-lg) + var(--mobile-safe-bottom));
  border-top: 1px solid var(--border-primary);
}

/* ============================================
   Toast（移动端顶部居中）
   ============================================ */
.toast-container {
  position: fixed;
  top: calc(var(--mobile-safe-top) + var(--space-lg));
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  width: calc(100% - var(--space-2xl) * 2);
  max-width: 360px;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  animation: toast-in 0.3s ease-out;
  width: 100%;
}

.toast.toast-out {
  animation: toast-out 0.25s ease-in forwards;
}

.toast-success { border-left: 3px solid var(--brand-green); }
.toast-error { border-left: 3px solid var(--brand-red); }
.toast-info { border-left: 3px solid var(--brand-blue); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-20px); }
}

/* ============================================
   加载
   ============================================ */
.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-primary);
  border-top-color: var(--brand-pink);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-sm { width: 16px; height: 16px; border-width: 2px; }
.spinner-lg { width: 40px; height: 40px; border-width: 3px; }

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

.loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 26, 26, 0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  z-index: 10;
  border-radius: inherit;
}

.loading-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* 骨架屏 */
.skeleton {
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-elevated) 50%, var(--bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

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

/* ============================================
   空状态
   ============================================ */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4xl) var(--space-xl);
  color: var(--text-tertiary);
  text-align: center;
}

.empty-state svg {
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-lg);
  opacity: 0.4;
}

.empty-state h4 {
  font-size: var(--text-md);
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}

.empty-state p {
  font-size: var(--text-sm);
  max-width: 280px;
}

/* ============================================
   分页
   ============================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-xl) 0;
}

.pagination-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  min-height: 40px;
}

.pagination-btn:active:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.pagination-btn.active {
  background: var(--brand-pink);
  color: #fff;
}

.pagination-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ============================================
   角色选择器
   ============================================ */
.character-selector {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.character-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.character-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px 6px 4px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.character-chip:active {
  border-color: var(--brand-pink);
}

.character-chip.selected {
  background: var(--brand-pink-dim);
  border-color: var(--brand-pink);
  color: var(--brand-pink);
}

.character-chip img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
}

/* ============================================
   Prompt 编辑器
   ============================================ */
.prompt-editor {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.prompt-editor-wrap {
  position: relative;
  width: 100%;
  min-height: 100px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  overflow: visible;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.prompt-editor-wrap:focus-within {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(0, 163, 255, 0.15);
}

/* 高亮层 */
.prompt-highlight-layer {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-md);
  font-family: var(--font-sans);
  font-size: var(--text-md);
  line-height: 1.6;
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow: hidden;
  color: transparent;
  pointer-events: none;
  z-index: 1;
}

.prompt-highlight-layer br {
  display: block;
  content: '';
}

/* 高亮颜色 */
.prompt-hl-character {
  color: var(--brand-pink);
  background: rgba(255, 89, 159, 0.1);
  border-radius: 3px;
  padding: 0 1px;
}

.prompt-hl-element {
  color: var(--brand-purple);
  background: rgba(93, 87, 248, 0.1);
  border-radius: 3px;
  padding: 0 1px;
}

.prompt-hl-weight {
  color: var(--brand-cyan);
  background: rgba(70, 194, 210, 0.1);
  border-radius: 3px;
  padding: 0 1px;
}

/* Textarea */
.prompt-textarea.prompt-main {
  position: relative;
  z-index: 2;
  width: 100%;
  min-height: 100px;
  padding: var(--space-md);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-md); /* 16px 防止 iOS 缩放 */
  line-height: 1.6;
  resize: vertical;
  outline: none;
  caret-color: var(--text-primary);
  -webkit-text-fill-color: var(--text-primary);
}

.prompt-textarea.prompt-main::placeholder {
  -webkit-text-fill-color: var(--text-disabled);
  color: var(--text-disabled);
}

/* 搜索下拉 - 向上展开（输入栏在底部） */
.prompt-search-dropdown {
  position: absolute;
  bottom: 100%;
  left: 0;
  right: 0;
  margin-bottom: 4px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 260px;
  overflow-y: auto;
  z-index: var(--z-dropdown);
  display: none;
  animation: dropdown-up 0.15s ease-out;
}

.prompt-search-dropdown.visible {
  display: block;
}

@keyframes dropdown-up {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.prompt-search-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: background var(--transition-fast);
  border-bottom: 1px solid var(--border-secondary);
}

.prompt-search-item:last-child {
  border-bottom: none;
}

.prompt-search-item:active,
.prompt-search-item.active {
  background: var(--bg-hover);
}

.prompt-search-item.active {
  background: rgba(255, 89, 159, 0.08);
}

.prompt-search-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: var(--bg-tertiary);
  flex-shrink: 0;
}

.prompt-search-item-info {
  flex: 1;
  min-width: 0;
}

.prompt-search-item-name {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.prompt-search-item-name mark {
  background: rgba(255, 89, 159, 0.3);
  color: var(--brand-pink);
  border-radius: 2px;
  padding: 0 1px;
}

.prompt-search-item-desc {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.prompt-search-item-type {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
  white-space: nowrap;
}

.prompt-search-item-type.prompt-tag-character {
  background: var(--brand-pink-dim);
  color: var(--brand-pink);
}

.prompt-search-item-type.prompt-tag-style {
  background: var(--brand-purple-dim);
  color: var(--brand-purple);
}

.prompt-search-empty {
  padding: var(--space-xl);
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--text-sm);
}

.prompt-textarea {
  width: 100%;
  min-height: 80px;
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-md);
  line-height: 1.6;
  resize: vertical;
  outline: none;
  transition: border-color var(--transition-fast);
}

.prompt-textarea:focus {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(0, 163, 255, 0.15);
}

.prompt-textarea::placeholder {
  color: var(--text-disabled);
}

.prompt-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.prompt-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  cursor: default;
}

.prompt-tag-character {
  background: var(--brand-pink-dim);
  color: var(--brand-pink);
}

.prompt-tag-style {
  background: var(--brand-purple-dim);
  color: var(--brand-purple);
}

.prompt-tag-element {
  background: var(--brand-blue-dim);
  color: var(--brand-blue);
}

.prompt-tag-negative {
  background: rgba(255, 87, 87, 0.15);
  color: var(--brand-red);
}

/* ============================================
   生成选项
   ============================================ */
.gen-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.gen-option-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.gen-option-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  min-width: 60px;
  flex-shrink: 0;
}

.gen-option-value {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.gen-mode-switch {
  display: flex;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 3px;
  border: 1px solid var(--border-primary);
}

.gen-mode-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.gen-mode-btn:active {
  color: var(--text-secondary);
}

.gen-mode-btn.active {
  background: linear-gradient(135deg, var(--brand-pink), var(--brand-purple));
  color: #fff;
  box-shadow: var(--shadow-glow-pink);
}

.gen-mode-btn svg {
  width: 18px;
  height: 18px;
}

.ratio-group {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.ratio-btn {
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  min-height: 32px;
}

.ratio-btn:active {
  border-color: var(--text-tertiary);
}

.ratio-btn.active {
  background: var(--brand-pink-dim);
  border-color: var(--brand-pink);
  color: var(--brand-pink);
}

/* ============================================
   AP 积分显示
   ============================================ */
.ap-display {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--brand-cyan);
}

.ap-icon {
  width: 16px;
  height: 16px;
}

/* ============================================
   Generate Page - 移动端
   ============================================ */
.gen-page {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

/* --- 移动端：底部固定输入栏 + 聊天式结果 --- */
.gen-mobile-input-bar {
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-primary);
  padding: var(--space-sm) var(--space-md);
  padding-bottom: calc(var(--space-sm) + var(--mobile-safe-bottom));
  flex-shrink: 0;
  gap: var(--space-sm);
  z-index: var(--z-sticky);
}

.gen-mobile-input-bar .gen-mode-switch {
  display: flex;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  padding: 3px;
  border: 1px solid var(--border-primary);
  gap: 2px;
}

.gen-mobile-input-bar .gen-mode-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.gen-mobile-input-bar .gen-mode-btn.active {
  background: linear-gradient(135deg, var(--brand-pink), var(--brand-purple));
  color: #fff;
  box-shadow: var(--shadow-glow-pink);
}

.gen-mobile-input-bar .gen-mode-btn svg {
  width: 16px;
  height: 16px;
}

.gen-mobile-input-row {
  display: flex;
  align-items: flex-end;
  gap: var(--space-sm);
}

.gen-mobile-input-row .prompt-editor-wrap {
  flex: 1;
  min-height: 44px;
  max-height: 120px;
}

.gen-mobile-input-row .prompt-textarea.prompt-main {
  min-height: 44px;
  max-height: 120px;
}

.gen-mobile-send-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--brand-pink), var(--brand-purple));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow-pink);
  transition: all var(--transition-fast);
}

.gen-mobile-send-btn:active {
  transform: scale(0.92);
}

.gen-mobile-send-btn:disabled {
  opacity: 0.4;
  box-shadow: none;
}

.gen-mobile-send-btn svg {
  width: 20px;
  height: 20px;
}

/* 移动端参数展开面板 */
.gen-mobile-params-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 6px;
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  transition: color var(--transition-fast);
}

.gen-mobile-params-toggle:active {
  color: var(--text-secondary);
}

.gen-mobile-params-toggle svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.gen-mobile-params-toggle.open svg {
  transform: rotate(180deg);
}

.gen-mobile-params-panel {
  display: none;
  flex-shrink: 0;
  border-top: 1px solid var(--border-primary);
  background: var(--bg-secondary);
  max-height: 0;
  transition: max-height 0.3s ease;
}

.gen-mobile-params-panel.open {
  display: block;
  max-height: 50vh;
  overflow: visible;
}

.gen-mobile-params-panel .gen-options {
  gap: var(--space-md);
  max-height: 45vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-sm) 0;
}

.gen-mobile-params-panel .gen-option-row {
  flex-wrap: wrap;
}

.gen-mobile-params-panel .gen-option-label {
  min-width: 100%;
  margin-bottom: -4px;
}

.gen-mobile-params-panel .ratio-group {
  width: 100%;
}

.gen-mobile-params-panel .ratio-btn {
  flex: 1;
  text-align: center;
  justify-content: center;
}

/* 移动端聊天式结果区域 */
.gen-mobile-results {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* 欢迎区域 */
.gen-welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-3xl) var(--space-xl);
  text-align: center;
  gap: var(--space-lg);
}

.gen-welcome-avatar {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--brand-pink), var(--brand-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: #fff;
}

.gen-welcome h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
}

.gen-welcome p {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  max-width: 280px;
  line-height: 1.6;
}

/* 生成结果卡片 - 移动端全宽 */
.gen-mobile-result-card {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-tertiary);
  position: relative;
}

.gen-mobile-result-card img,
.gen-mobile-result-card video {
  width: 100%;
  display: block;
  border-radius: var(--radius-md);
}

.gen-mobile-result-actions {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-sm) var(--space-md);
  padding-bottom: calc(var(--space-sm) + var(--mobile-safe-bottom));
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-xs);
}

.gen-mobile-result-actions .btn-icon {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
}

.gen-mobile-result-actions .btn-icon:active {
  background: rgba(255, 255, 255, 0.3);
}

/* 加载中卡片 */
.gen-mobile-result-loading {
  width: 100%;
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

/* 任务进度 */
.task-progress {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-2xl);
}

.task-progress-bar {
  width: 100%;
  max-width: 300px;
  height: 4px;
  background: var(--bg-elevated);
  border-radius: 2px;
  overflow: hidden;
}

.task-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--brand-pink), var(--brand-purple));
  border-radius: 2px;
  transition: width 0.5s ease;
}

.task-progress-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* Tab 切换 */
.tabs {
  display: flex;
  gap: var(--space-xs);
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: var(--space-lg);
}

.tab {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.tab:active {
  color: var(--text-secondary);
}

.tab.active {
  color: var(--brand-pink);
  border-bottom-color: var(--brand-pink);
}

/* ============================================
   Works Page - 移动端
   ============================================ */
.works-page {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.works-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border-primary);
  background: var(--bg-secondary);
  flex-shrink: 0;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.works-tabs {
  display: flex;
  gap: var(--space-xs);
}

.works-tab {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.works-tab:active {
  color: var(--text-secondary);
  background: var(--bg-hover);
}

.works-tab.active {
  color: var(--brand-pink);
  background: var(--brand-pink-dim);
}

.works-tab svg {
  width: 16px;
  height: 16px;
}

.works-filters {
  display: flex;
  gap: var(--space-xs);
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  padding: 3px;
  border: 1px solid var(--border-primary);
}

.works-filter {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
}

.works-filter:active {
  color: var(--text-secondary);
}

.works-filter.active {
  background: var(--brand-pink-dim);
  border-color: var(--brand-pink);
  color: var(--brand-pink);
}

.works-bulk-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  background: rgba(93, 87, 248, 0.08);
  border-bottom: 1px solid rgba(93, 87, 248, 0.2);
  flex-shrink: 0;
}

.works-bulk-count {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.works-bulk-count strong {
  color: var(--brand-purple);
}

.works-bulk-actions {
  display: flex;
  gap: var(--space-sm);
}

.works-content {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-md);
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.works-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-tertiary);
  aspect-ratio: 1;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.works-card:active {
  transform: scale(0.97);
}

.works-card-selected {
  outline: 2px solid var(--brand-purple);
  outline-offset: 2px;
}

.works-card-checkbox {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  opacity: 0;
  transition: opacity var(--transition-fast);
  cursor: pointer;
}

.works-card-checkbox.checked {
  opacity: 1;
}

.works-card-checkbox.checked {
  background: var(--brand-purple);
  border-color: var(--brand-purple);
}

.works-card-checkbox svg {
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.works-card-checkbox.checked svg {
  opacity: 1;
  color: #fff;
}

.works-card-media {
  width: 100%;
  height: 100%;
  position: relative;
}

.works-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.works-card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
}

.works-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.5) 0%, transparent 40%);
  pointer-events: none;
}

.works-card-type-badge {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.badge-image {
  background: rgba(0, 163, 255, 0.3);
  color: var(--brand-blue);
}

.badge-video {
  background: rgba(255, 89, 160, 0.3);
  color: var(--brand-pink);
}

.works-card-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.works-card-actions {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-sm);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-xs);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

/* 移动端长按显示操作 */
.works-card-actions.show {
  opacity: 1;
}

.works-card-actions .btn-icon {
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
}

.works-card-actions .btn-icon:active {
  background: rgba(255, 255, 255, 0.25);
}

.works-action-active {
  color: var(--brand-pink) !important;
}

.works-pagination {
  flex-shrink: 0;
}

/* ============================================
   Feed Page - 移动端
   ============================================ */
.feed-page {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.feed-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border-primary);
  background: var(--bg-secondary);
  flex-shrink: 0;
  gap: var(--space-md);
}

.feed-toolbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.feed-title {
  font-size: var(--text-md);
  font-weight: 600;
}

.feed-count {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
}

.feed-toolbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.feed-layout-switch {
  display: flex;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 2px;
  border: 1px solid var(--border-primary);
}

.feed-layout-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
}

.feed-layout-btn:active {
  color: var(--text-secondary);
}

.feed-layout-btn.active {
  background: var(--brand-pink-dim);
  color: var(--brand-pink);
}

.feed-content {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-md);
}

.feed-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.feed-grid-masonry {
  columns: 2;
  column-gap: var(--space-sm);
}

.feed-grid-masonry .feed-card {
  break-inside: avoid;
  margin-bottom: var(--space-sm);
}

.feed-load-more {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-lg);
  color: var(--text-tertiary);
  font-size: var(--text-sm);
  flex-shrink: 0;
}

.feed-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.feed-card:active {
  transform: scale(0.98);
}

.feed-card-cover {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-tertiary);
}

.feed-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.feed-card-cover-empty {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
}

.feed-card-cover-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 50%);
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: var(--space-md);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.feed-card-count {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: #fff;
  font-weight: 500;
}

.feed-card-info {
  padding: var(--space-sm) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.feed-card-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}

.feed-card-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.feed-card-avatar {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  object-fit: cover;
  flex-shrink: 0;
}

.feed-card-avatar-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elevated);
  font-size: 10px;
  font-weight: 600;
  color: var(--text-secondary);
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
}

.feed-card-author-name {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.feed-card-stats {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-xs);
}

.feed-card-stat {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  background: none;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.feed-card-stat:active {
  color: var(--text-secondary);
  background: var(--bg-hover);
}

.feed-card-stat-active {
  color: var(--brand-red) !important;
}

.feed-card-like.feed-card-stat-active {
  color: var(--brand-red) !important;
}

.feed-card-favor.feed-card-stat-active {
  color: var(--brand-pink) !important;
}

/* Feed 详情弹窗 */
.feed-detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.feed-detail-desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.6;
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-secondary);
}

.feed-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.feed-detail-media {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
  background: var(--bg-tertiary);
  transition: transform var(--transition-fast);
}

.feed-detail-media:active {
  transform: scale(0.97);
}

.feed-detail-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.feed-detail-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.feed-pagination {
  flex-shrink: 0;
}

/* ============================================
   Lightbox 图片预览
   ============================================ */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: calc(var(--z-modal) + 100);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.lightbox-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: var(--space-md) var(--space-lg);
  padding-top: calc(var(--space-md) + var(--mobile-safe-top));
  flex-shrink: 0;
  z-index: 2;
  gap: var(--space-md);
}

.lightbox-counter {
  flex: 1;
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

.lightbox-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  min-height: 0;
}

.lightbox-img-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--space-md);
}

.lightbox-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
  user-select: none;
  -webkit-user-drag: none;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.lightbox-nav:active {
  opacity: 1;
}

.lightbox-prev {
  left: var(--space-md);
}

.lightbox-next {
  right: var(--space-md);
}

.lightbox-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-lg);
  padding-bottom: calc(var(--space-md) + var(--mobile-safe-bottom));
  flex-shrink: 0;
  z-index: 2;
}

/* ============================================
   工具类
   ============================================ */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.flex-1 { flex: 1; }
.flex-wrap { flex-wrap: wrap; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.text-center { text-align: center; }
.text-sm { font-size: var(--text-sm); }
.text-xs { font-size: var(--text-xs); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.rounded { border-radius: var(--radius-md); }
.relative { position: relative; }
.absolute { position: absolute; }
.hidden { display: none; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ============================================
   水平滑动结果展示（Swiper 风格）
   ============================================ */
.gen-swiper {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  gap: var(--space-md);
  padding: var(--space-md);
  padding-bottom: calc(var(--space-md) + var(--mobile-safe-bottom));
}

.gen-swiper::-webkit-scrollbar { display: none; }

.gen-swiper-card {
  flex: 0 0 75vw;
  max-width: 320px;
  scroll-snap-align: center;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-tertiary);
  position: relative;
}

.gen-swiper-card img,
.gen-swiper-card video {
  width: 100%;
  display: block;
  border-radius: var(--radius-lg);
}

.gen-swiper-card-loading {
  width: 100%;
  aspect-ratio: 3 / 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
}

.gen-swiper-actions {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-sm) var(--space-md);
  padding-bottom: calc(var(--space-sm) + var(--mobile-safe-bottom));
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  display: flex;
  align-items: center;
  justify-content: space-around;
}

.gen-swiper-actions .btn-icon {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
}

.gen-swiper-actions .btn-icon:active {
  background: rgba(255, 255, 255, 0.3);
}

.gen-swiper-actions .btn-icon svg {
  width: 18px;
  height: 18px;
}

.gen-swiper-actions .gen-action-label {
  font-size: 10px;
  margin-top: 2px;
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
}

.gen-swiper-action-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ============================================
   快速选取面板（角色/元素）
   ============================================ */
.quick-pick-panel {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.quick-pick-panel.open {
  transform: translateY(0);
}

.quick-pick-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  padding-top: calc(var(--space-md) + var(--mobile-safe-top));
  border-bottom: 1px solid var(--border-primary);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.quick-pick-header h3 {
  font-size: var(--text-lg);
  font-weight: 600;
}

.quick-pick-tabs {
  display: flex;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
  flex-shrink: 0;
  overflow-x: auto;
}

.quick-pick-tabs::-webkit-scrollbar { display: none; }

.quick-pick-tab {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-tertiary);
  white-space: nowrap;
  transition: all var(--transition-fast);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
}

.quick-pick-tab.active {
  background: var(--brand-pink-dim);
  border-color: var(--brand-pink);
  color: var(--brand-pink);
}

.quick-pick-search {
  padding: var(--space-sm) var(--space-lg);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.quick-pick-content {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-md);
}

.quick-pick-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.quick-pick-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.quick-pick-item:active {
  background: var(--bg-hover);
}

.quick-pick-item.selected {
  background: var(--brand-pink-dim);
  outline: 1.5px solid var(--brand-pink);
}

.quick-pick-item-avatar {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  object-fit: cover;
  background: var(--bg-elevated);
}

.quick-pick-item-avatar-placeholder {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--text-tertiary);
}

.quick-pick-item-name {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.quick-pick-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4xl);
  color: var(--text-tertiary);
  text-align: center;
  gap: var(--space-md);
}

.quick-pick-empty svg {
  width: 40px;
  height: 40px;
  opacity: 0.4;
}

/* ============================================
   发布作品弹窗
   ============================================ */
.publish-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.publish-preview {
  width: 100%;
  max-height: 200px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-tertiary);
}

.publish-preview img,
.publish-preview video {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
}

.publish-images-row {
  display: flex;
  gap: var(--space-sm);
  overflow-x: auto;
  padding: var(--space-sm) 0;
}

.publish-images-row::-webkit-scrollbar { display: none; }

.publish-thumb {
  flex: 0 0 80px;
  height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--transition-fast);
}

.publish-thumb.selected {
  border-color: var(--brand-pink);
}

.publish-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================
   创建元素表单（响应式）
   ============================================ */
#create-element-thumbs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0 8px;
  -webkit-overflow-scrolling: touch;
}

#create-element-thumbs::-webkit-scrollbar { display: none; }

#create-element-thumbs .publish-thumb {
  flex: 0 0 72px;
  height: 72px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  transition: border-color var(--transition-fast);
}

#create-element-thumbs .publish-thumb.selected {
  border-color: var(--brand-pink);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
}