/* ===== Love in Fragments · Tree Hole — Dashboard B-End UI ===== */

:root {
  /* 背景 & 卡片 */
  --bg: #F2F4F7;
  --bg-gradient: linear-gradient(180deg, #EDF0F5 0%, #F5F6F8 100%);
  --card: #FFFFFF;
  --card-hover: #FAFBFC;
  --input: #F5F7FA;
  --hover: #F0F2F5;
  
  /* 文字 */
  --text-1: #1F2937;
  --text-2: #6B7280;
  --text-3: #9CA3AF;
  --text-4: #D1D5DB;
  
  /* 主色调 — 柔蓝 */
  --primary: #6C8EBF;
  --primary-hover: #5A7DB0;
  --primary-bg: rgba(108,142,191,0.08);
  --primary-bg-2: rgba(108,142,191,0.04);
  
  /* 辅色 */
  --warm: #E8A87C;
  --warm-bg: rgba(232,168,124,0.08);
  --danger: #E57373;
  --success: #81C784;
  
  /* 边框 & 阴影 */
  --border: rgba(0,0,0,0.05);
  --border-light: rgba(0,0,0,0.03);
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.03);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -1px rgba(0,0,0,0.03);
  --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.06), 0 4px 10px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 40px -10px rgba(0,0,0,0.08);
  
  /* 圆角 */
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 8px;
  --radius-full: 999px;
  
  /* 字体 */
  --font-s: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', sans-serif;
  --font-serif: 'Noto Serif SC', 'Songti SC', serif;
  
  /* 间距 */
  --page-pad: 32px;
  --max-w: 1120px;
  --gap: 16px;
}

/* ===== 暗色主题 ===== */
[data-theme="dark"] {
  --bg: #0F1117;
  --bg-gradient: linear-gradient(180deg, #0F1117 0%, #141620 100%);
  --card: #1A1D28;
  --card-hover: #1E2130;
  --input: #22253A;
  --hover: #262940;
  --text-1: #E8ECF4;
  --text-2: #8B92A5;
  --text-3: #505668;
  --text-4: #333848;
  --primary: #7B9FD4;
  --primary-hover: #8DB0E0;
  --primary-bg: rgba(123,159,212,0.1);
  --primary-bg-2: rgba(123,159,212,0.05);
  --warm: #E8A87C;
  --warm-bg: rgba(232,168,124,0.08);
  --border: rgba(255,255,255,0.06);
  --border-light: rgba(255,255,255,0.03);
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.2);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.15);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.3), 0 2px 4px -1px rgba(0,0,0,0.15);
  --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.4), 0 4px 10px -4px rgba(0,0,0,0.2);
  --shadow-xl: 0 20px 40px -10px rgba(0,0,0,0.5);
}

/* ===== Base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font-s);
  background: var(--bg-gradient);
  color: var(--text-1);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.4s ease, color 0.3s ease;
}

::selection { background: var(--primary-bg); color: var(--primary); }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }

/* ===== Topbar ===== */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(242,244,247,0.72);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
}
[data-theme="dark"] .topbar { background: rgba(15,17,23,0.72); }

.topbar-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  height: 56px; padding: 0 var(--page-pad);
}

.topbar-left {
  display: flex; align-items: center; gap: 10px;
}

.logo-mark {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--warm) 100%);
  flex-shrink: 0;
}

.logo-text {
  font-family: 'Inter', var(--font-s);
  font-size: 14px; font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text-1);
}

.topbar-right { display: flex; gap: 4px; }

.topbar-btn {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: none; border: none;
  color: var(--text-3);
  border-radius: var(--radius-xs); cursor: pointer;
  transition: all 0.2s ease;
}
.topbar-btn:hover { background: var(--hover); color: var(--text-2); }

.icon-moon { display: none; }
[data-theme="dark"] .icon-moon { display: inline-block; }
[data-theme="dark"] .icon-sun { display: none; }

/* ===== Page ===== */
.page {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--page-pad) 80px;
}

/* ===== Dashboard Grid ===== */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  grid-template-rows: auto auto;
  gap: var(--gap);
  padding-top: 28px;
  margin-bottom: 28px;
}

.dash-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}
.dash-card:hover {
  box-shadow: var(--shadow-md);
}

/* -- Row 1 左：品牌 -- */
.dash-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  background: linear-gradient(135deg, var(--primary-bg) 0%, var(--warm-bg) 100%);
  border-color: rgba(108,142,191,0.1);
}

.brand-visual {
  text-align: center;
  padding: 28px;
}

.brand-icon {
  color: var(--primary);
  margin-bottom: 16px;
  opacity: 0.7;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 32px; font-weight: 700;
  letter-spacing: 8px;
  color: var(--text-1);
  margin-bottom: 10px;
  line-height: 1.2;
}

.brand-sub {
  font-size: 13px;
  color: var(--text-3);
  font-weight: 400;
  letter-spacing: 0.3px;
  line-height: 1.8;
}

/* -- Row 1 右：数据面板 -- */
.dash-stats {
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.stat-block {
  text-align: center;
  padding: 16px 8px;
  background: var(--input);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.stat-block:hover {
  background: var(--primary-bg);
}

.stat-num {
  display: block;
  font-family: 'Inter', var(--font-s);
  font-size: 28px; font-weight: 700;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.stat-label {
  display: block;
  font-size: 11px;
  color: var(--text-3);
  font-weight: 500;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

.stats-footer {
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.stats-hint {
  font-size: 12px;
  color: var(--text-4);
  font-style: italic;
}

/* -- Row 2 左：投递区 -- */
.dash-compose {
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.compose-header {
  margin-bottom: 12px;
}

.compose-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-3);
}

#secretInput {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--input);
  padding: 14px 16px;
  font-size: 14px; line-height: 1.75;
  font-family: var(--font-serif);
  color: var(--text-1);
  resize: none; outline: none;
  flex: 1;
  min-height: 120px;
  transition: all 0.2s;
}
#secretInput:focus {
  border-color: rgba(108,142,191,0.3);
  background: var(--card);
  box-shadow: 0 0 0 3px var(--primary-bg);
}
#secretInput::placeholder {
  color: var(--text-4);
  font-family: var(--font-s);
  font-weight: 400;
}

.image-upload-area { padding: 8px 0; }
.image-preview {
  position: relative;
  display: inline-block;
  max-width: 140px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.image-preview img { width: 100%; display: block; border-radius: var(--radius-sm); }
.btn-remove-img {
  position: absolute; top: 6px; right: 6px;
  width: 22px; height: 22px;
  background: rgba(0,0,0,0.5); color: #fff;
  border: none; border-radius: 50%;
  font-size: 10px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}

.compose-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  gap: 10px;
}

.compose-options {
  display: flex; align-items: center; gap: 6px;
  flex: 1; min-width: 0;
}

.select-wrap { position: relative; }

#categorySelect {
  background: var(--input);
  color: var(--text-2);
  border: 1px solid var(--border);
  padding: 7px 12px;
  border-radius: var(--radius-xs);
  font-size: 12px; font-family: var(--font-s);
  cursor: pointer; outline: none;
  -webkit-appearance: none; appearance: none;
  transition: all 0.2s;
}
#categorySelect:focus { border-color: var(--primary); }

.option-btn {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text-3);
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}
.option-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-bg-2); }

.char-count {
  font-family: 'Inter', var(--font-s);
  font-size: 11px; color: var(--text-4);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.btn-send {
  display: flex; align-items: center; gap: 6px;
  background: var(--primary);
  color: #FFF; border: none;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px; font-family: var(--font-s);
  font-weight: 600; cursor: pointer;
  transition: all 0.25s ease;
  flex-shrink: 0;
}
.btn-send:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(108,142,191,0.3);
}
.btn-send:active { transform: translateY(0); }
.btn-send:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; }

/* -- Row 2 右：筛选 -- */
.dash-filter {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

.filter-group {}

.filter-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-4);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.filter-chips {
  display: flex; gap: 6px;
  flex-wrap: wrap;
}

.filter-chip {
  background: var(--input);
  border: 1px solid var(--border);
  color: var(--text-2);
  padding: 7px 16px;
  border-radius: var(--radius-full);
  font-size: 12px; font-family: var(--font-s);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.filter-chip:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-bg-2); }
.filter-chip.active {
  background: var(--primary);
  color: #FFF;
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(108,142,191,0.25);
}

.sort-chips {
  display: flex; gap: 2px; background: var(--input); border-radius: var(--radius-xs); padding: 3px; width: fit-content;
}

.sort-chip {
  background: none; border: none;
  color: var(--text-3);
  padding: 7px 18px;
  border-radius: 6px;
  font-size: 12px; font-family: var(--font-s);
  font-weight: 500;
  cursor: pointer; transition: all 0.2s;
}
.sort-chip:hover { color: var(--text-2); }
.sort-chip.active {
  color: var(--text-1);
  background: var(--card);
  box-shadow: var(--shadow-xs);
}

/* ===== 信件列表 — 双列网格 ===== */
.posts-section {}

.posts-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
}

.post-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  transition: all 0.25s ease;
  animation: cardSlide 0.35s ease both;
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: rgba(108,142,191,0.12);
}

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

.post-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 12px;
}

.post-meta {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-3);
  font-weight: 500;
  flex-wrap: wrap;
}

.post-emoji { font-size: 14px; }

.post-category {
  color: var(--primary);
  font-size: 11px; font-weight: 600;
  background: var(--primary-bg-2);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.post-time {}

.post-more {
  background: none; border: none;
  color: var(--text-4); font-size: 14px;
  cursor: pointer; padding: 4px 6px; border-radius: 6px;
  transition: all 0.2s;
}
.post-more:hover { background: var(--hover); color: var(--text-2); }

.post-content {
  font-family: var(--font-serif);
  font-size: 14px; line-height: 1.85;
  color: var(--text-1);
  margin-bottom: 14px;
  word-break: break-word;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.post-content.expanded { -webkit-line-clamp: unset; }

.post-image {
  margin-bottom: 14px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.post-image img {
  width: 100%; max-height: 360px;
  object-fit: cover; display: block;
}

.post-footer {
  display: flex; gap: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
  margin-top: auto;
}

.post-action {
  display: flex; align-items: center; gap: 5px;
  background: none; border: none;
  color: var(--text-3);
  font-size: 12px; font-family: var(--font-s);
  font-weight: 500;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  transition: all 0.2s;
}
.post-action:hover { color: var(--primary); background: var(--primary-bg-2); }
.post-action.liked { color: var(--primary); }

/* ===== Empty ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-3);
  grid-column: 1 / -1;
}
.empty-illustration { margin-bottom: 16px; color: var(--text-4); }
.empty-text {
  font-family: var(--font-serif);
  font-size: 15px; color: var(--text-2);
  margin-bottom: 4px;
}
.empty-hint {
  font-size: 12px; color: var(--text-4);
}

/* ===== Load More ===== */
.load-more-wrap { text-align: center; padding: 24px 0; }
.btn-loadmore {
  background: var(--card);
  color: var(--text-2);
  border: 1px solid var(--border);
  padding: 10px 36px;
  border-radius: var(--radius-full);
  font-size: 13px; font-family: var(--font-s);
  font-weight: 500;
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: all 0.2s;
}
.btn-loadmore:hover { border-color: var(--primary); color: var(--primary); }

/* ===== Modal ===== */
.modal-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15,17,23,0.4);
  z-index: 200;
  display: flex; align-items: flex-end; justify-content: center;
  animation: overlayIn 0.2s ease;
}
[data-theme="dark"] .modal-overlay { background: rgba(0,0,0,0.6); }

@keyframes overlayIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-sheet {
  background: var(--card);
  border-radius: var(--radius) var(--radius) 0 0;
  width: 100%; max-width: 600px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 12px 24px 32px;
  animation: sheetUp 0.35s cubic-bezier(0.32,0.72,0,1);
  box-shadow: 0 -4px 30px rgba(0,0,0,0.08);
}
.modal-sheet-lg { max-width: 680px; }

@keyframes sheetUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.sheet-handle {
  width: 36px; height: 4px;
  background: var(--text-4);
  border-radius: 2px;
  margin: 0 auto 20px;
}

.sheet-body { position: relative; }

.modal-post { margin-bottom: 20px; }
.modal-post .post-content {
  -webkit-line-clamp: unset;
  font-size: 15.5px;
  margin-bottom: 16px;
}

.modal-close {
  position: absolute; top: 0; right: 0;
  background: var(--input);
  border: none; color: var(--text-2);
  width: 30px; height: 30px;
  border-radius: 50%; font-size: 12px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.modal-close:hover { background: var(--primary); color: #FFF; }

/* ===== Comments ===== */
.comments-section {
  border-top: 1px solid var(--border-light);
  padding-top: 18px;
}

.comments-title {
  font-size: 14px; font-weight: 600;
  margin-bottom: 14px; color: var(--text-1);
}

.comment-input-wrap {
  display: flex; gap: 8px;
  margin-bottom: 18px;
}

.comment-input {
  flex: 1;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 10px 18px;
  color: var(--text-1);
  font-size: 13px; font-family: var(--font-s);
  outline: none; transition: all 0.2s;
}
.comment-input:focus { border-color: var(--primary); background: var(--card); }
.comment-input::placeholder { color: var(--text-4); }

.btn-comment {
  background: var(--primary); color: #FFF; border: none;
  padding: 10px 18px; border-radius: var(--radius-sm);
  font-size: 13px; font-family: var(--font-s); font-weight: 600;
  cursor: pointer; transition: all 0.2s;
  white-space: nowrap;
}
.btn-comment:hover { background: var(--primary-hover); }

.comment-item {
  display: flex; gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
}
.comment-item:last-child { border-bottom: none; }

.comment-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--primary-bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; flex-shrink: 0;
  color: var(--primary);
}

.comment-body { flex: 1; }
.comment-author {
  font-size: 12px; font-weight: 600;
  color: var(--text-1); margin-bottom: 3px;
}
.comment-text {
  font-size: 13px; color: var(--text-2); line-height: 1.6;
}
.comment-time {
  font-size: 10px; color: var(--text-4); margin-top: 4px;
}
.comment-actions { display: flex; gap: 10px; margin-top: 4px; }
.comment-action-btn {
  background: none; border: none;
  color: var(--text-4); font-size: 11px;
  cursor: pointer; transition: color 0.2s;
}
.comment-action-btn:hover { color: var(--danger); }

.btn-report {
  background: none; border: none;
  color: var(--text-4); font-size: 11px;
  cursor: pointer; margin-left: auto;
}
.btn-report:hover { color: var(--danger); }

/* ===== Admin ===== */
.admin-title {
  font-family: var(--font-s);
  font-size: 17px; font-weight: 700;
  margin-bottom: 16px;
}

.admin-tabs {
  display: flex; gap: 4px;
  margin-bottom: 16px;
  background: var(--input);
  padding: 3px;
  border-radius: var(--radius-xs);
}

.admin-tab {
  background: none; border: none; color: var(--text-2);
  padding: 8px 18px; border-radius: 6px;
  font-size: 13px; font-family: var(--font-s);
  font-weight: 500;
  cursor: pointer; transition: all 0.2s;
}
.admin-tab.active { background: var(--card); color: var(--text-1); box-shadow: var(--shadow-xs); }

.admin-item {
  background: var(--input);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 8px;
}

.admin-item-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 6px;
}

.admin-item-content {
  font-size: 13px; color: var(--text-2);
  margin-bottom: 10px;
}

.admin-item-actions { display: flex; gap: 6px; }

.admin-btn {
  padding: 6px 14px; border-radius: 6px;
  font-size: 12px; font-weight: 500; cursor: pointer;
  border: none; font-family: var(--font-s);
  transition: all 0.2s;
}
.admin-btn-approve { background: var(--success); color: white; }
.admin-btn-delete { background: var(--danger); color: white; }
.admin-btn-dismiss { background: var(--card); color: var(--text-2); border: 1px solid var(--border); }

/* ===== Toast ===== */
.toast-container {
  position: fixed;
  top: 72px; left: 50%; transform: translateX(-50%);
  z-index: 300;
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
}

.toast {
  background: var(--card);
  color: var(--text-1);
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 13px; font-family: var(--font-s);
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: toastPop 0.3s cubic-bezier(0.32,0.72,0,1);
  max-width: 280px;
  text-align: center;
}
.toast.success { background: var(--success); color: white; }
.toast.error { background: var(--danger); color: white; }

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

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  :root { --max-w: 100%; --page-pad: 24px; }
  
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  
  .posts-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root { --page-pad: 16px; --gap: 12px; }
  
  .brand-title { font-size: 24px; letter-spacing: 4px; }
  .brand-sub { font-size: 12px; }
  .dash-brand { min-height: 180px; }
  
  .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .stat-num { font-size: 22px; }
  
  .compose-footer { flex-direction: column; gap: 10px; }
  .compose-options { width: 100%; flex-wrap: wrap; }
  .btn-send { width: 100%; justify-content: center; }
  
  .posts-list { grid-template-columns: 1fr; }
  .post-card { padding: 16px; }
  
  .modal-sheet { padding: 12px 18px 24px; }
}

/* ===== 布偶猫虚拟宠物 ===== */
.cat-pet {
  position: fixed;
  z-index: 90;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: none;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.12));
}

.cat-sprite {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s;
}

/* 用SVG内联绘制布偶猫 - 通过JS动态设置 */
.cat-sprite svg {
  width: 100%;
  height: 100%;
}

/* === 状态：走路 === */
.cat-pet[data-state="walk-left"] .cat-sprite { transform: scaleX(1); }
.cat-pet[data-state="walk-right"] .cat-sprite { transform: scaleX(-1); }
.cat-pet[data-state="walk-left"] .cat-sprite,
.cat-pet[data-state="walk-right"] .cat-sprite {
  animation: catWalk 0.3s ease-in-out infinite alternate;
}

@keyframes catWalk {
  from { transform: translateY(0); }
  to { transform: translateY(-3px); }
}
.cat-pet[data-state="walk-right"] {
  animation: catWalk 0.3s ease-in-out infinite alternate;
}

/* === 状态：坐下 === */
.cat-pet[data-state="sit"] .cat-sprite {
  animation: catBreathe 3s ease-in-out infinite;
}

@keyframes catBreathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

/* === 状态：睡觉 === */
.cat-pet[data-state="sleep"] .cat-sprite {
  animation: catBreathe 4s ease-in-out infinite;
  filter: brightness(0.9);
}

/* Zzz 气泡 */
.cat-pet[data-state="sleep"]::before {
  content: 'z z z';
  position: absolute;
  top: -14px;
  right: -6px;
  font-size: 11px;
  color: var(--primary);
  opacity: 0.5;
  animation: zzFloat 2s ease-in-out infinite;
  font-family: var(--font-s);
  letter-spacing: 2px;
  pointer-events: none;
}

@keyframes zzFloat {
  0%, 100% { transform: translateY(0); opacity: 0.3; }
  50% { transform: translateY(-8px); opacity: 0.7; }
}

/* === 状态：舔毛 === */
.cat-pet[data-state="groom"] .cat-sprite {
  animation: catGroom 0.5s ease-in-out infinite alternate;
}

@keyframes catGroom {
  from { transform: rotate(-3deg); }
  to { transform: rotate(3deg); }
}

/* 说话气泡 */
.cat-speech {
  position: absolute;
  top: -32px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--card);
  color: var(--text-2);
  padding: 5px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-family: var(--font-s);
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  animation: speechPop 0.3s ease;
  pointer-events: none;
}
.cat-speech::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--card);
}

@keyframes speechPop {
  from { opacity: 0; transform: translateX(-50%) translateY(4px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* 点击跳跃 */
.cat-pet.jumping .cat-sprite {
  animation: catJump 0.4s ease !important;
}
@keyframes catJump {
  0% { transform: translateY(0) scale(1); }
  40% { transform: translateY(-16px) scale(1.1); }
  100% { transform: translateY(0) scale(1); }
}

/* 猫影 */
.cat-pet::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 36px;
  height: 6px;
  background: rgba(0,0,0,0.06);
  border-radius: 50%;
  pointer-events: none;
}
[data-theme="dark"] .cat-pet::after { background: rgba(0,0,0,0.2); }

/* 响应式 - 移动端猫稍小 */
@media (max-width: 480px) {
  .cat-sprite { width: 44px; height: 44px; }
}