/**
 * 家 App — 日系治愈风样式
 * MUJI/无印良品色调，暖白底，磨砂玻璃，微阴影
 */

/* ═══════════════ CSS 变量 ═══════════════ */

:root {
  --home-bg:        #FFFBF5;
  --home-card:      #FFFFFF;
  --home-border:    #E8DDD0;
  --home-text:      #4A3728;
  --home-text-sub:  #B8956A;
  --home-accent:    #C4956A;
  --home-accent-hover: #A67B52;
  --home-shadow:    0 1px 3px rgba(74,55,40,0.06);
  --home-radius:    12px;
  --home-scene-bg:  linear-gradient(180deg, #FBF7F0 0%, #F2EBE1 100%);
}

html.dark-mode {
  --home-bg:        #2C2420;
  --home-card:      #38302B;
  --home-border:    #4A3F38;
  --home-text:      #E5D5C0;
  --home-text-sub:  #A08970;
  --home-accent:    #C4956A;
  --home-accent-hover: #D4A87A;
  --home-shadow:    0 1px 3px rgba(0,0,0,0.2);
  --home-scene-bg:  linear-gradient(180deg, #2C2420 0%, #25201C 100%);
}

/* ═══════════════ 页面容器 ═══════════════ */

#homeApp {
  background: var(--home-bg);
}

#homeApp > .nav-bar {
  display: grid;
  grid-template-columns: 40px minmax(22px, 1fr) auto;
  gap: 6px;
  align-items: center;
}

#homeApp > .nav-bar .nav-title {
  position: static;
  transform: none;
  min-width: 0;
  max-width: none;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0;
}

.home-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  min-height: 0;   /* ★ flex 子元素收缩关键：允许内容小于自然高度 */
  height: 100%;    /* ★ 填满父容器，防止 height 变成 auto */
}

/* ═══════════════ 场景区（背景 + 热点） ═══════════════ */

.home-scene {
  flex: 1 1 auto;
  position: relative;
  background: var(--home-scene-bg);
  overflow: hidden;
  min-height: 0;
  max-height: 100%;
  touch-action: manipulation;
  contain: layout style paint;  /* ★ 防止内部图片溢出影响外层布局 */
}

/* 默认场景：无照片时的柔和渐变 + 装饰线条 */
.home-scene::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 40%, rgba(196,149,106,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 60%, rgba(196,149,106,0.05) 0%, transparent 40%);
  pointer-events: none;
}

.home-scene.has-photo::before {
  display: none;
}

.home-scene-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
  z-index: 0;
  background: var(--home-scene-bg);
  /* ★ 防止大图加载时短暂撑大容器 */
  image-rendering: auto;
}

/* 无照片时的渐变背景也在立绘之下 */
.home-scene-floor {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30%;
  background: linear-gradient(0deg, rgba(196,149,106,0.12) 0%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}

/* 空热点提示 */
.home-hotspot-hint {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  color: var(--home-text-sub, #B8956A);
  font-size: 13px;
  text-align: center;
  letter-spacing: 1px;
  line-height: 1.8;
  cursor: pointer;
  padding: 16px 24px;
  border-radius: 12px;
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px dashed var(--home-accent, #C4956A);
  transition: background 0.2s;
  pointer-events: auto;
}
.home-hotspot-hint:hover {
  background: rgba(255,255,255,0.85);
}

/* 地点标签 */
.home-scene-place-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  font-size: 12px;
  color: var(--home-text-sub);
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  padding: 4px 12px;
  border-radius: 10px;
  letter-spacing: 1px;
  pointer-events: none;
  z-index: 3;
}

html.dark-mode .home-scene-place-tag {
  background: rgba(56,48,43,0.7);
}

/* 场景区照片上传按钮 */
.home-scene-camera-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--home-border);
  border-radius: 20px;
  color: var(--home-text-sub);
  font-size: 12px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.2s;
  box-shadow: var(--home-shadow);
}

.home-scene-camera-btn:hover {
  background: rgba(196,149,106,0.12);
  border-color: var(--home-accent);
  color: var(--home-accent);
}

html.dark-mode .home-scene-camera-btn {
  background: rgba(56,48,43,0.75);
}

/* 场景区分开按钮 */
.home-scene-settings-btn {
  position: absolute;
  top: 54px;
  right: 16px;
  z-index: 5;
  padding: 6px 12px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--home-border);
  border-radius: 14px;
  color: #c0392b;
  font-size: 11px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.2s;
}
.home-scene-settings-btn:hover {
  background: rgba(231,76,60,0.12);
  border-color: #e74c3c;
}
html.dark-mode .home-scene-settings-btn {
  background: rgba(56,48,43,0.7);
  color: #e74c3c;
}

.home-scene.has-photo .home-scene-settings-btn {
  top: 88px;
}

.home-farewell-letter {
  max-height: 60vh;
  overflow-y: auto;
  padding: 18px 16px;
  border: 1px solid var(--home-border, #E8DDD0);
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.72), rgba(255,251,245,0.86));
  color: var(--home-text, #4A3728);
  font-size: 14px;
  line-height: 1.9;
  white-space: pre-wrap;
  word-break: break-word;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.6);
}

html.dark-mode .home-farewell-letter {
  background: linear-gradient(180deg, rgba(56,48,43,0.82), rgba(44,36,32,0.92));
}

.home-farewell-pending {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 24px 8px 20px;
  color: var(--home-text-sub, #B8956A);
  font-size: 14px;
}

/* 删除背景照片按钮 */
.home-scene-delete-photo-btn {
  position: absolute;
  top: 52px;
  right: 16px;
  z-index: 5;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(6px);
  border: 1px solid var(--home-border);
  color: #e74c3c;
  font-size: 14px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.home-scene-delete-photo-btn:hover { background: rgba(231,76,60,0.12); }
html.dark-mode .home-scene-delete-photo-btn { background: rgba(56,48,43,0.75); }

/* 立绘删除按钮 */
.home-sprite-del {
  display: inline-block; margin-left: 4px; color: #e74c3c;
  font-size: 12px; font-weight: bold; opacity: 0.6; transition: opacity 0.15s;
}
.home-sprite-emo-btn:hover .home-sprite-del { opacity: 1; }

/* 回家浮动按钮 */
.home-go-home-btn {
  position: absolute;
  bottom: 20px;
  right: 20px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--home-border);
  border-radius: 24px;
  color: var(--home-accent);
  font-size: 13px;
  cursor: pointer;
  letter-spacing: 1px;
  box-shadow: var(--home-shadow);
  transition: all 0.25s ease;
}

.home-go-home-btn:hover {
  background: var(--home-accent);
  color: #fff;
  border-color: var(--home-accent);
  box-shadow: 0 4px 16px rgba(196,149,106,0.2);
  transform: translateY(-1px);
}

.home-go-home-btn:active {
  transform: scale(0.96);
}

html.dark-mode .home-go-home-btn {
  background: rgba(56,48,43,0.85);
}

/* 对话框里的回家选项 */
.home-option-go-home {
  text-align: center;
  color: var(--home-accent);
  border-color: var(--home-accent);
  border-style: dashed;
  font-weight: 500;
}

.home-option-go-home:hover {
  background: var(--home-accent);
  color: #fff;
  border-style: solid;
}

/* ═══════════════ 热点标记 ═══════════════ */

.home-hotspots {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}

.home-hotspot {
  position: absolute;
  transform: translate(-50%, -50%);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 2;
  pointer-events: auto;
  transition: transform 0.2s ease;
}

.home-hotspot:hover {
  transform: translate(-50%, -50%) scale(1.08);
}

.home-hotspot:active {
  transform: translate(-50%, -50%) scale(0.96);
}

.home-hotspot-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.85);
  border: 1.5px solid var(--home-accent);
  box-shadow: var(--home-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
}

.home-hotspot:hover .home-hotspot-dot {
  background: var(--home-accent);
  border-color: var(--home-accent);
  box-shadow: 0 2px 8px rgba(196,149,106,0.25);
}

.home-hotspot-dot::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--home-accent);
  transition: background 0.25s ease;
}

.home-hotspot:hover .home-hotspot-dot::after {
  background: #fff;
}

.home-hotspot-label {
  font-size: 12px;
  color: var(--home-text);
  background: rgba(255,255,255,0.8);
  padding: 2px 10px;
  border-radius: 10px;
  white-space: nowrap;
  letter-spacing: 0.5px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

html.dark-mode .home-hotspot-label {
  background: rgba(56,48,43,0.85);
}

/* 编辑模式下热点样式 */
.home-hotspots.editing .home-hotspot-dot {
  border-style: dashed;
  border-color: var(--home-text-sub);
  animation: homeEditPulse 1.5s ease-in-out infinite;
}

@keyframes homeEditPulse {
  0%, 100% { border-color: var(--home-text-sub); }
  50% { border-color: var(--home-accent); }
}

.home-hotspot.hotspot-editable {
  cursor: move;
}

.home-hotspot.hotspot-editable:hover {
  transform: translate(-50%, -50%) scale(1.12);
}

.home-hotspot-del {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #e74c3c;
  color: #fff;
  border: none;
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
  transition: transform 0.15s;
}

.home-hotspot-del:hover {
  transform: scale(1.2);
}

/* ═══════════════ 编辑工具栏 ═══════════════ */

.home-edit-toolbar {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  z-index: 10;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.home-edit-tip {
  padding: 6px 14px;
  border-radius: 16px;
  border: 1px solid rgba(196,149,106,0.3);
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--home-text-sub);
  font-size: 11px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.2s;
  white-space: nowrap;
}

.home-edit-tip:hover {
  background: rgba(196,149,106,0.12);
  border-color: var(--home-accent);
  color: var(--home-accent);
}

html.dark-mode .home-edit-tip {
  background: rgba(56,48,43,0.8);
}

/* ═══════════════ 立绘系统 (VN Layer 2) ═══════════════ */

.home-sprite-container {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
  height: 100%;
  pointer-events: none;
  /* ★ 给立绘一个柔和的底部光晕，让它从背景中脱颖而出 */
  padding-bottom: 4px;
  box-sizing: border-box;
}

.home-scene.dialog-active .home-sprite-container,
.home-scene.sprite-dismissed .home-sprite-container {
  opacity: 0;
  visibility: hidden;
}
/* ★ 立绘底部光晕：柔和的径向渐变模拟"站在地面上" */
.home-sprite-container::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 12px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.home-sprite-img {
  max-height: min(55%, 300px);  /* ★ 缩小上限，防止立绘抢占场景空间 */
  max-width: min(85%, 340px);   /* ★ 防止宽图溢出 */
  width: auto;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.18));
  transition: opacity 0.4s ease;
}

.home-sprite-container:hover .home-sprite-img {
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.28));
}

.home-sprite-emotions {
  display: flex;
  gap: 4px;
  margin-top: 4px;
  pointer-events: all;
}

.home-sprite-emo-btn {
  padding: 3px 10px;
  border-radius: 10px;
  border: 1px solid var(--home-border);
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  color: var(--home-text-sub);
  font-size: 11px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.2s;
  white-space: nowrap;
}

.home-sprite-emo-btn:hover,
.home-sprite-emo-btn.active {
  background: var(--home-accent);
  color: #fff;
  border-color: var(--home-accent);
}

html.dark-mode .home-sprite-emo-btn {
  background: rgba(56,48,43,0.7);
}

/* 场景区编辑模式指示 */
.home-scene.edit-mode {
  cursor: crosshair;
}

/* ═══════════════ 对话框 ═══════════════ */

.home-dialog {
  position: relative;
  background: var(--home-card);
  border-top: 1px solid var(--home-border);
  padding: 14px 18px 16px;
  max-height: min(44%, 340px);
  min-height: 116px;         /* ★ 保底高度，防止被场景挤出屏幕 */
  flex-shrink: 0;            /* ★ 场景照片再大也不压缩对话框 */
  overflow: hidden;
  box-shadow: 0 -2px 12px rgba(74,55,40,0.04);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.home-dialog-text {
  flex: 1 1 auto;
  min-height: 30px;
  overflow-y: auto;
  font-size: 15px;
  line-height: 1.85;
  color: var(--home-text);
  margin-bottom: 0;
  white-space: pre-wrap;
  overflow-wrap: break-word; word-break: normal;
  letter-spacing: 0.3px;
  padding-right: 2px;
}

/* 打字机光标 */
.home-dialog-text.typing::after {
  content: '|';
  animation: homeCursorBlink 0.8s infinite;
  color: var(--home-accent);
  font-weight: 300;
}

@keyframes homeCursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.home-dialog-empty {
  text-align: center;
  color: var(--home-text-sub);
  padding: 24px 0;
  font-size: 14px;
  letter-spacing: 0.5px;
}

/* ═══════════════ 选项按钮 ═══════════════ */

.home-dialog-options {
  flex: 0 1 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 0;
  max-height: 132px;
  overflow-y: auto;
}

.home-option-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 12px 16px;
  background: transparent;
  border: 1px solid var(--home-border);
  border-radius: var(--home-radius);
  font-size: 14px;
  color: var(--home-text);
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.3px;
  line-height: 1.5;
}

.home-option-btn:hover {
  background: rgba(196,149,106,0.06);
  border-color: var(--home-accent);
  color: var(--home-accent);
}

.home-option-btn:active {
  background: rgba(196,149,106,0.12);
  transform: scale(0.99);
}

/* ═══════════════ 自定义输入 ═══════════════ */

.home-dialog-input-row {
  flex: 0 0 auto;
  display: flex;
  gap: 8px;
  align-items: center;
}

.home-dialog-input-row input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--home-border);
  border-radius: calc(var(--home-radius) - 2px);
  font-size: 14px;
  background: var(--home-bg);
  color: var(--home-text);
  outline: none;
  transition: border-color 0.2s;
  letter-spacing: 0.3px;
}

.home-dialog-input-row input:focus {
  border-color: var(--home-accent);
}

.home-dialog-input-row input::placeholder {
  color: var(--home-text-sub);
  opacity: 0.6;
}

.home-dialog-submit {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--home-accent);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.home-dialog-submit:hover {
  background: var(--home-accent-hover);
  transform: scale(1.05);
}

.home-dialog-submit:active {
  transform: scale(0.95);
}

.home-dialog-submit:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

/* ═══════════════ 过场动画 ═══════════════ */

.home-transition {
  position: absolute;
  inset: 0;
  background: var(--home-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.home-transition.show {
  opacity: 1;
  pointer-events: all;
}

.home-transition-text {
  font-size: 16px;
  color: var(--home-text-sub);
  letter-spacing: 2px;
  font-weight: 300;
}

/* ═══════════════ 导航栏 ═══════════════ */

#homePlaceSelect {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: none;
  color: var(--home-text);
  font-size: 14px;
  padding: 4px 20px 4px 8px;
  cursor: pointer;
  letter-spacing: 0.5px;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' width='12' height='12' style='stroke:%23B8956A;fill:none;stroke-width:2;stroke-linecap:round;'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right center;
  border-radius: 6px;
  width: clamp(72px, 28vw, 120px);
  min-width: 0;
  max-width: 120px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}

#homePlaceSelect:focus {
  outline: none;
  background-color: rgba(196,149,106,0.08);
}

#homePlaceSelect option {
  background: var(--home-card);
  color: var(--home-text);
}

.home-nav-right {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-self: end;
  min-width: 0;
  max-width: 100%;
}

.home-edit-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--home-text-sub);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  font-size: 16px;
  flex: 0 0 32px;
}

.home-edit-btn.is-editing {
  width: 40px;
  flex-basis: 40px;
  border-radius: 16px;
  font-size: 12px;
}

.home-edit-btn:hover {
  background: rgba(196,149,106,0.1);
  color: var(--home-accent);
}

/* ═══════════════ 加载指示器 ═══════════════ */

.home-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px;
  color: var(--home-text-sub);
  font-size: 13px;
  letter-spacing: 0.5px;
}

.home-loading-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--home-accent);
  animation: homeDotPulse 1.4s ease-in-out infinite;
}

.home-loading-dot:nth-child(2) { animation-delay: 0.2s; }
.home-loading-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes homeDotPulse {
  0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
  40% { opacity: 1; transform: scale(1); }
}

/* ═══════════════ 设置面板 ═══════════════ */

.home-setup-overlay {
  position: absolute;
  inset: 0;
  background: var(--home-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 40px;
  text-align: center;
}

.home-setup-title {
  font-size: 18px;
  color: var(--home-text);
  margin-bottom: 8px;
  letter-spacing: 1px;
  font-weight: 500;
}

.home-setup-desc {
  font-size: 14px;
  color: var(--home-text-sub);
  margin-bottom: 24px;
  line-height: 1.6;
}

.home-setup-btn {
  padding: 10px 28px;
  border-radius: 24px;
  border: 1px solid var(--home-accent);
  background: transparent;
  color: var(--home-accent);
  font-size: 14px;
  cursor: pointer;
  letter-spacing: 1px;
  transition: all 0.2s;
}

.home-setup-btn:hover {
  background: var(--home-accent);
  color: #fff;
}

/* ═══════════════ 滚动条 ═══════════════ */

.home-dialog::-webkit-scrollbar {
  width: 4px;
}

.home-dialog::-webkit-scrollbar-track {
  background: transparent;
}

.home-dialog::-webkit-scrollbar-thumb {
  background: var(--home-border);
  border-radius: 2px;
}

/* ═══════ 全屏模式 ═══════ */
#homeApp.hm-fullscreen {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 9999;
  background: var(--home-bg, #FFFBF5);
}
#homeApp.hm-fullscreen > .nav-bar {
  display: none !important;
}
#homeApp.hm-fullscreen #homeContent {
  height: 100vh;
  height: 100dvh;
}
/* 全屏浮动退出按钮 */
.hm-fullscreen-exit {
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 10001;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(128,128,128,0.3);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #666;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  transition: background 0.2s;
}
.hm-fullscreen-exit:active {
  background: rgba(0,0,0,0.08);
}
/* ★ 暗色模式适配 */
html.dark-mode .hm-fullscreen-exit {
  background: rgba(56,48,43,0.9);
  border-color: rgba(200,180,160,0.3);
  color: #ccc;
}
html.dark-mode .hm-fullscreen-exit:active {
  background: rgba(255,255,255,0.1);
}