/* ==========================================
   杨氏族谱 — 中国风树状图样式
   手机 / PC 通用
   ========================================== */

/* ----- CSS 变量：中国风配色 ----- */
:root {
  /* 蒙古族配色 — 长生天蓝 · 草原金 · 毡帐白 */
  --bg:            #F3EFE6;      /* 奶皮子白 / 毛毡 */
  --bg-warm:       #EDE5D5;      /* 暖毡 */
  --card-bg:       #FFFEF9;      /* 蒙古包毡帐白 */
  --card-border:   #D4C9B0;      /* 皮绳褐 */
  --card-shadow:   0 4px 16px rgba(15,59,115,0.07); /* 天蓝影 */
  --text:          #2D2318;      /* 皮革 / 大地 */
  --text-secondary:#5C4F3E;      /* 深驼 */
  --text-muted:    #8C7B6A;      /* 沙棕 */
  --accent:        #0F3B73;      /* 长生天蓝 (Tengri) */
  --accent-light:  #2C5F9E;      /* 浅天蓝 */
  --accent-warm:   #8B2E2E;      /* 火红 — 生命/点缀 */
  --gold:          #C4A35A;      /* 蒙古金 */
  --gold-light:    #E0CC9A;      /* 浅金 */
  --gold-pale:     #F2E6CC;      /* 淡金底 */
  --danger:        #8B2E2E;      /* 火红 — 危险操作 */
  --overlay:       rgba(45,35,24,0.55);
  --radius-sm:     8px;
  --radius-md:     14px;
  --radius-lg:     20px;
  --font-serif:    "Noto Serif TC", "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", "KaiTi", serif;
  --font-sans:     "Noto Sans TC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", -apple-system, sans-serif;
  --font-mn:       "Noto Sans Mongolian", "Mongolian Baiti", "Mongolian White", "Menk Hawang Tig", "Menk Qagan Tig", sans-serif;
}

/* ----- 基础重置 ----- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html {
  -webkit-tap-highlight-color: transparent;
  font-size: 16px;
}
body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  /* 蒙古毛毡纹理 — 细微纤维质感 */
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 3px,
      rgba(139,119,90,0.03) 3px,
      rgba(139,119,90,0.03) 4px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 5px,
      rgba(139,119,90,0.02) 5px,
      rgba(139,119,90,0.02) 6px
    );
  color: var(--text);
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  user-select: none;
}

/* ==========================================
   顶部标题栏
   ========================================== */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 10px 14px 14px;
  background: linear-gradient(180deg, var(--card-bg) 0%, var(--bg-warm) 100%);
  border-bottom: none;
  box-shadow: 0 2px 12px rgba(15,59,115,0.10);
  z-index: 10;
  flex-shrink: 0;
  gap: 12px;
  position: relative;
}
/* 蒙古纹饰底边 — 真实图案 */
.app-header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 12px;
  background: url(bing_image.webp) repeat-x center / auto 12px;
  opacity: 0.9;
}
.header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.soyombo {
  font-size: 2rem;
  color: var(--gold);
  line-height: 1;
  flex-shrink: 0;
}
.header-titles {
  display: flex;
  flex-direction: column;
}
.app-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 6px;
  white-space: nowrap;
  line-height: 1.2;
  cursor: pointer;
  border-bottom: 1px dashed transparent;
  transition: border-color 0.2s;
}
.app-title:hover { border-bottom-color: var(--gold); }
.app-subtitle {
  font-family: var(--font-mn);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  white-space: nowrap;
  cursor: pointer;
  border-bottom: 1px dashed transparent;
  transition: border-color 0.2s;
}
.app-subtitle:hover { border-bottom-color: var(--gold); }
.toolbar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  flex-shrink: 0;
}
.tb-btn {
  padding: 5px 8px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  color: var(--text-secondary);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  font-family: var(--font-sans);
  text-align: center;
}
.tb-btn:hover { background: var(--bg-warm); border-color: var(--gold); color: var(--text); }
.tb-btn:active { transform: scale(0.96); }

/* 平板以上恢复单行 */
@media (min-width: 768px) {
  .toolbar { display: flex; grid-template-columns: none; gap: 6px; justify-content: flex-end; }
  .tb-btn { padding: 8px 14px; font-size: 0.88rem; }
}

/* 搜索框 */
.header-search {
  position: relative;
  flex: 1;
  max-width: 260px;
  margin: 0 8px;
}
.search-input {
  width: 100%;
  padding: 6px 12px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--card-bg);
  outline: none;
  transition: border-color 0.2s;
}
.search-input:focus { border-color: var(--accent); }
.search-results {
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  max-height: 240px;
  overflow-y: auto;
  z-index: 20;
  display: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}
.search-results.active { display: block; }
.search-result-item {
  padding: 8px 12px;
  cursor: pointer;
  font-size: 0.82rem;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.15s;
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover { background: var(--bg-warm); }
.search-result-name { font-weight: 600; color: var(--text); }
.search-result-meta { font-size: 0.7rem; color: var(--text-muted); }
.search-no-result { padding: 10px 12px; font-size: 0.8rem; color: var(--text-muted); text-align: center; }
.tb-btn-danger:hover { border-color: var(--danger); color: var(--danger); }

/* ==========================================
   树视口（可平移缩放区域）
   ========================================== */
.tree-viewport {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: grab;
  /* 蒙古纹饰边框 — border-image 负责左右竖边 */
  border: 22px solid transparent;
  border-image: url(bing_image.webp) 55 round;
  margin: 6px;
}
/* 覆盖上下横边 — 图片竖纹 repeat-x 平铺 */
.tree-viewport::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 22px;
  background: url(bing_image.webp) repeat-x top / auto 22px;
  z-index: 5;
  pointer-events: none;
}
.tree-viewport::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 22px;
  background: url(bing_image.webp) repeat-x bottom / auto 22px;
  z-index: 5;
  pointer-events: none;
}
.tree-viewport:active { cursor: grabbing; }
.tree-viewport.panning { cursor: grabbing; }

.tree-stage {
  position: absolute;
  top: 50%;
  left: 50%;
  transform-origin: 0 0;
  transition: none;
  z-index: 1;
}
.tree-stage.smooth { transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2); }

.tree-root {
  position: relative;
}
/* 世代标签 */
.gen-label {
  position: absolute;
  left: -60px;
  font-size: 0.65rem;
  font-family: var(--font-serif);
  white-space: nowrap;
  pointer-events: none;
  z-index: 1;
  text-align: right;
  width: 50px;
}

/* SVG 连线层 */
.tree-lines {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
}
.tree-lines line,
.tree-lines path {
  stroke: var(--gold);
  stroke-width: 2;
  stroke-linecap: round;
  fill: none;
}

/* ==========================================
   人物节点卡片
   ========================================== */
.person-node {
  position: absolute;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  /* 卡片由 JS 指定宽高，这里设默认 */
  width: 150px;
}

/* ----- 配偶双卡布局 ----- */
.spouse-pair-inner {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 0;
}
.spouse-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--accent);
  padding: 0 6px;
  align-self: center;
  user-select: none;
  position: relative;
}
/* 蒙古无尽结装饰线 */
.spouse-connector::before,
.spouse-connector::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 8px;
  height: 1.5px;
  background: var(--gold);
}
.spouse-connector::before { left: -4px; }
.spouse-connector::after  { right: -4px; }
.spouse-left,
.spouse-right {
  flex-shrink: 0;
}

.person-card {
  background: var(--card-bg);
  border: 1.5px solid var(--card-border);
  border-radius: var(--radius-md);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  width: 100%;
  transition: box-shadow 0.3s, border-color 0.3s;
  position: relative;
}
/* 蒙古纹饰顶边 — 真实图案 */
.person-card::before {
  content: '';
  position: absolute;
  top: 0; left: 4px; right: 4px;
  height: 7px;
  background: url(bing_image.webp) repeat-x center / auto 7px;
  border-radius: 0 0 4px 4px;
  z-index: 3;
  opacity: 0.85;
}
.person-card:hover {
  box-shadow: 0 6px 24px rgba(15,59,115,0.15);
  border-color: var(--gold);
}
.person-card:hover::before {
  opacity: 1;
}

/* 照片区域 */
.person-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--bg-warm);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.person-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.person-photo .photo-placeholder {
  font-size: 3rem;
  color: var(--text-muted);
  opacity: 0.5;
}
.person-photo .photo-count {
  position: absolute;
  bottom: 4px;
  right: 6px;
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 10px;
  pointer-events: none;
}

/* 名字区域 */
.person-name {
  padding: 10px 8px 8px;
  text-align: center;
}
.person-name-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
/* 传统蒙古文 — 竖排，自上而下，列从左到右 */
.name-mn {
  writing-mode: vertical-lr;
  font-family: var(--font-mn);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1.0;
  letter-spacing: 2px;
  /* 限制最大高度防止卡片过高 */
  max-height: 8em;
  overflow: hidden;
}
.name-sep {
  color: var(--gold);
  font-size: 0.75rem;
  writing-mode: vertical-lr;
  line-height: 1;
}
.name-zh {
  color: var(--accent);
  font-weight: 700;
  font-family: var(--font-serif);
  font-size: 0.88rem;
  letter-spacing: 2px;
  writing-mode: vertical-lr;
  text-orientation: upright;
  line-height: 1.0;
}

/* 人物操作按钮行 */
.person-actions {
  display: flex;
  justify-content: center;
  gap: 4px;
  padding: 4px 8px;
}
.person-btn {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  color: var(--text-secondary);
  padding: 0;
}
.person-btn:hover {
  background: var(--bg-warm);
  border-color: var(--gold);
  color: var(--accent);
}
.person-btn:active { transform: scale(0.9); }
.person-btn.add-parent { color: var(--accent); }
.person-btn.add-child  { color: #4A7C59; }
.person-btn.edit       { color: var(--accent-light); }
.person-btn.delete     { color: var(--danger); }

/* 节点上方"添加父辈"浮动按钮 */
.node-add-parent-wrap {
  position: absolute;
  top: -34px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
}
.node-add-child-wrap {
  position: absolute;
  bottom: -34px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
}
.add-relative-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border: 1px dashed var(--gold);
  border-radius: 14px;
  background: var(--card-bg);
  color: var(--accent);
  font-size: 0.75rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  font-family: var(--font-sans);
}
.add-relative-btn:hover {
  background: var(--bg-warm);
  border-style: solid;
  border-color: var(--accent);
}
.add-relative-btn:active { transform: scale(0.94); }

/* ==========================================
   空状态
   ========================================== */
.empty-state {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 5;
  pointer-events: auto;
  width: 90%;
  max-width: 480px;
}
.empty-state.hidden { display: none; }

/* 成吉思汗头像区 */
.empty-hero {
  width: 140px;
  height: 140px;
  margin: 0 auto 20px;
  border-radius: 50%;
  overflow: hidden;
  position: relative;
  border: 3px solid var(--gold);
  box-shadow: 0 0 32px rgba(15,59,115,0.2), 0 0 0 8px var(--gold-pale);
}
.empty-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.empty-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15,59,115,0.25) 100%);
  pointer-events: none;
}

/* 成吉思汗固定头像 */
.khan-portrait {
  position: absolute;
  top: 100px; left: 18px;
  width: 240px; height: 240px;
  border-radius: 50%;
  overflow: hidden;
  z-index: 0;
  pointer-events: none;
  border: 3px solid var(--gold);
  box-shadow: 0 0 32px rgba(15,59,115,0.25);
}
/* 小地图 */
.minimap {
  position: absolute;
  bottom: 60px; right: 16px;
  border: 2px solid var(--gold);
  border-radius: 8px;
  background: rgba(255,254,249,0.85);
  z-index: 6;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
  display: none;
}
.minimap.visible { display: block; }

.khan-portrait img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

.empty-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--accent);
  letter-spacing: 10px;
  margin-bottom: 6px;
}
.empty-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-family: var(--font-mn);
  letter-spacing: 1px;
}
.empty-sub {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* 通用按钮 */
.btn-primary {
  padding: 10px 24px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: 600;
  transition: all 0.2s;
}
.btn-primary:hover { background: var(--accent-light); }
.btn-primary:active { transform: scale(0.96); }
.btn-lg { padding: 14px 36px; font-size: 1.1rem; border-radius: var(--radius-md); }
.btn-secondary {
  padding: 10px 24px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  color: var(--text-secondary);
  font-size: 0.95rem;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all 0.2s;
}
.btn-secondary:hover { background: var(--bg-warm); }
.btn-secondary:active { transform: scale(0.96); }

/* ==========================================
   弹窗系统
   ========================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.modal-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 48px rgba(0,0,0,0.2);
  width: 92%;
  max-width: 440px;
  max-height: 85vh;
  max-height: 85dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px);
  transition: transform 0.25s;
}
.modal-overlay.active .modal-card {
  transform: translateY(0);
}
.modal-card-wide { max-width: 560px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--card-border);
  flex-shrink: 0;
}
.modal-header h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--accent);
  letter-spacing: 2px;
}
.modal-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all 0.2s;
}
.modal-close:hover { background: var(--bg-warm); color: var(--danger); }

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid var(--card-border);
  flex-shrink: 0;
}

/* 表单字段 */
.field-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
  margin-top: 14px;
  font-weight: 500;
}
.field-label:first-child { margin-top: 0; }
/* 双字段并排 */
.field-row {
  display: flex;
  gap: 12px;
  margin-top: 14px;
}
.field-row:first-child { margin-top: 0; }
.field-half {
  flex: 1;
  min-width: 0;
}
.field-half .field-label { margin-top: 0; }
/* 阳历/阴历切换 */
.field-cal-toggle {
  display: flex;
  gap: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--card-border);
}
.cal-btn {
  flex: 1;
  padding: 7px 0;
  border: none;
  background: var(--card-bg);
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all 0.2s;
}
.cal-btn.active {
  background: var(--accent);
  color: #fff;
}
.cal-btn:not(.active):hover { background: var(--bg-warm); }
.lunar-preview {
  font-size: 0.72rem;
  color: var(--accent-light);
  margin-left: 6px;
}
.label-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}
.pwd-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 14px;
  font-style: italic;
}
.field-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--card-bg);
  transition: border-color 0.2s;
  outline: none;
}
.field-input:focus { border-color: var(--accent); }
.field-textarea { resize: vertical; min-height: 56px; }

.radio-group {
  display: flex;
  gap: 20px;
  margin-top: 4px;
}
.radio-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  cursor: pointer;
  color: var(--text);
}
.radio-item input[type="radio"] {
  accent-color: var(--accent);
  width: 16px; height: 16px;
}

/* ==========================================
   照片画廊
   ========================================== */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 10px;
}
.photo-grid-item {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.2s;
  position: relative;
}
.photo-grid-item:hover { border-color: var(--accent); }
.photo-grid-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
/* 封面标记星 */
.photo-cover-badge {
  position: absolute;
  top: 4px; left: 4px;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}
/* 设为封面按钮 */
.photo-cover-btn {
  position: absolute;
  bottom: 4px; left: 4px; right: 4px;
  padding: 3px 0;
  border: none;
  border-radius: 4px;
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-size: 0.68rem;
  cursor: pointer;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.2s;
  font-family: var(--font-sans);
}
.photo-grid-item:hover .photo-cover-btn {
  opacity: 1;
}
.photo-cover-btn:hover {
  background: var(--accent);
}
.photo-empty {
  text-align: center;
  color: var(--text-muted);
  padding: 30px 0;
  font-size: 0.9rem;
}
.photo-empty.hidden { display: none; }
.photo-upload-area {
  margin-top: 16px;
  text-align: center;
}

/* ==========================================
   照片大图预览
   ========================================== */
.photo-preview-container {
  position: relative;
  width: 92vw;
  max-width: 700px;
  max-height: 90vh;
  max-height: 90dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  border-radius: var(--radius-md);
  overflow: hidden;
  transform: translateY(20px);
  transition: transform 0.25s;
}
.modal-overlay.active .photo-preview-container { transform: translateY(0); }
.preview-image-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: crosshair;
  user-select: none;
}
.preview-image {
  max-width: 100%;
  max-height: 82vh;
  max-height: 82dvh;
  object-fit: contain;
  display: block;
  pointer-events: none; /* 让事件穿透到 wrap */
}

/* 拖拽选区遮罩 */
.crop-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 6;
  display: none;
}
.crop-overlay.active { display: block; }
.crop-selection {
  position: absolute;
  border: 2px dashed #fff;
  box-shadow: 0 0 0 9999px rgba(0,0,0,0.45), inset 0 0 0 1px rgba(255,255,255,0.3);
  pointer-events: none;
}
.crop-hint {
  position: absolute;
  bottom: 8px; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 0.78rem;
  background: rgba(0,0,0,0.5);
  padding: 3px 12px;
  border-radius: 10px;
  z-index: 6;
  pointer-events: none;
  display: none;
  font-family: var(--font-sans);
}
.crop-hint.visible { display: block; }

.preview-close {
  position: absolute;
  top: 10px; right: 10px;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
}
.preview-close:hover { background: rgba(0,0,0,0.75); }
.preview-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px; height: 60px;
  border: none;
  background: rgba(0,0,0,0.4);
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}
.preview-nav:hover { background: rgba(0,0,0,0.65); }
.preview-prev { left: 8px; }
.preview-next { right: 8px; }
.preview-delete {
  position: absolute;
  bottom: 12px; right: 12px;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--danger);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.85;
}
.preview-delete:hover { opacity: 1; }
/* 预览中的设为封面 */
.preview-cover {
  position: absolute;
  bottom: 12px; left: 12px;
  padding: 6px 14px;
  border: none;
  border-radius: 6px;
  background: var(--gold);
  color: #fff;
  font-size: 0.8rem;
  cursor: pointer;
  z-index: 5;
  font-family: var(--font-sans);
  opacity: 0.85;
  transition: opacity 0.2s;
}
.preview-cover:hover { opacity: 1; background: var(--accent); }
/* 重置裁剪按钮 */
.preview-reset-crop {
  position: absolute;
  bottom: 56px; left: 12px;
  padding: 5px 12px;
  border: none;
  border-radius: 6px;
  background: rgba(0,0,0,0.5);
  color: #ccc;
  font-size: 0.75rem;
  cursor: pointer;
  z-index: 5;
  font-family: var(--font-sans);
  transition: all 0.2s;
  display: none;
}
.preview-reset-crop.visible { display: block; }
.preview-reset-crop:hover { background: rgba(0,0,0,0.7); color: #fff; }

/* ==========================================
   缩放控件
   ========================================== */
.zoom-controls {
  position: absolute;
  bottom: 16px;
  right: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  z-index: 8;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 6px;
  box-shadow: var(--card-shadow);
}
.zoom-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all 0.2s;
}
.zoom-btn:hover { background: var(--bg-warm); color: var(--accent); }
.zoom-btn:active { transform: scale(0.92); }
.zoom-level {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 4px 0;
  font-variant-numeric: tabular-nums;
}

/* ==========================================
   配偶连接标记
   ========================================== */
.spouse-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.7rem;
  color: var(--text-muted);
  padding: 2px 6px;
  background: var(--bg-warm);
  border-radius: 10px;
  margin-top: 2px;
}

/* ==========================================
   响应式断点
   ========================================== */

/* 平板及以上 (≥768px) */
@media (min-width: 768px) {
  .app-header { padding: 14px 28px; }
  .app-title { font-size: 1.8rem; letter-spacing: 8px; }
  .person-node { width: 170px; }
  .name-mn { font-size: 1.05rem; }
  .name-zh { font-size: 0.95rem; }
  .person-actions { gap: 6px; }
  .person-btn { width: 32px; height: 32px; font-size: 0.95rem; }
}

/* 桌面 (≥1024px) */
@media (min-width: 1024px) {
  .app-header { padding: 16px 36px; }
  .app-title { font-size: 2rem; letter-spacing: 10px; }
  .person-node { width: 190px; }
  .name-mn { font-size: 1.15rem; }
  .name-zh { font-size: 1rem; }
}

/* 小手机 (≤380px) */
@media (max-width: 380px) {
  .app-header { padding: 10px 12px; }
  .app-title { font-size: 1.2rem; letter-spacing: 3px; }
  .person-node { width: 120px; }
  .person-card { border-radius: 10px; }
  .name-mn { font-size: 0.78rem; letter-spacing: 1px; max-height: 7em; }
  .name-zh { font-size: 0.72rem; }
  .person-photo .photo-placeholder { font-size: 2.2rem; }
  .add-relative-btn { padding: 3px 8px; font-size: 0.7rem; }
  .person-btn { width: 24px; height: 24px; font-size: 0.7rem; }
  .spouse-connector { font-size: 1rem; padding: 0 2px; }
  .khan-portrait { width: 80px; height: 80px; top: 50px; left: 6px; }
  .modal-card { width: 96%; }
}