/* ==========================================================================
   博客文章批注功能 —— 样式
   通过博客 CSS 变量（--card-bg / --deep-text / --line-divider / --primary）
   自动适配明暗主题；高亮用朱砂红，贴合道家水墨 + 朱砂印章的调性。
   ========================================================================== */

/* 高亮 */
mark.annotation-highlight {
  background: rgba(198, 68, 58, 0.16);
  border-bottom: 2px solid rgba(198, 68, 58, 0.5);
  color: inherit;
  padding: 0 2px;
  border-radius: 2px;
  cursor: pointer;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  transition: background-color 0.2s ease;
}
mark.annotation-highlight:hover,
mark.annotation-highlight.ann-active {
  background: rgba(198, 68, 58, 0.34);
}

/* 右侧悬浮开关 */
.ann-toggle {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 998;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 10px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 10px 0 0 10px;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 2px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s ease;
}
.ann-toggle:hover {
  transform: translateY(-50%) scale(1.05);
}
.ann-toggle .ann-count {
  background: rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  min-width: 18px;
  height: 18px;
  font-size: 11px;
  line-height: 18px;
  text-align: center;
  letter-spacing: 0;
  padding: 0 5px;
}

/* 右侧批注面板 */
.ann-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 372px;
  max-width: 94vw;
  height: 100%;
  z-index: 1000;
  background: var(--card-bg, #fff);
  border-left: 1px solid var(--line-divider, rgba(0, 0, 0, 0.08));
  box-shadow: -4px 0 28px rgba(0, 0, 0, 0.1);
  transform: translateX(100%);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
}
.ann-panel.open {
  transform: translateX(0);
}

.ann-panel-head {
  padding: 16px;
  border-bottom: 1px solid var(--line-divider, rgba(0, 0, 0, 0.08));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.ann-panel-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--deep-text);
}
.ann-panel-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.ann-btn {
  border: 1px solid var(--line-divider, rgba(0, 0, 0, 0.12));
  background: var(--btn-regular-bg, #f5f5f5);
  color: var(--deep-text);
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 7px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
  line-height: 1.2;
}
.ann-btn:hover {
  background: var(--btn-regular-bg-hover, #ececec);
}
.ann-btn.primary {
  background: var(--primary);
  border-color: transparent;
  color: #fff;
}
.ann-btn.primary:hover {
  filter: brightness(1.08);
}
.ann-btn.danger {
  color: #c8443a;
}
.ann-btn.danger:hover {
  background: rgba(198, 68, 58, 0.1);
}

/* 令牌输入区 */
.ann-token-box {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-divider, rgba(0, 0, 0, 0.08));
  background: rgba(0, 0, 0, 0.02);
}
.ann-token-box p {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--content-meta, #777);
}
.ann-token-row {
  display: flex;
  gap: 6px;
}
.ann-token-row input {
  flex: 1;
  padding: 7px 10px;
  font-size: 13px;
  border: 1px solid var(--line-divider);
  border-radius: 7px;
  background: var(--card-bg);
  color: var(--deep-text);
}

/* 面板正文 */
.ann-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px 24px;
}

.ann-empty {
  text-align: center;
  color: var(--content-meta, #999);
  font-size: 13px;
  padding: 40px 12px;
  line-height: 1.7;
}

/* 单条批注 */
.ann-item {
  border: 1px solid var(--line-divider, rgba(0, 0, 0, 0.08));
  border-left: 3px solid rgba(198, 68, 58, 0.55);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 12px;
  background: rgba(0, 0, 0, 0.015);
}
.ann-item-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.ann-time {
  font-size: 11px;
  color: var(--content-meta, #999);
  flex: 1;
}
.ann-quote {
  margin: 0 0 6px;
  padding: 6px 10px;
  border-left: 2px solid var(--line-divider);
  font-size: 12.5px;
  color: var(--content-meta, #777);
  cursor: pointer;
  line-height: 1.6;
  border-radius: 4px;
  transition: background 0.15s ease;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.ann-quote:hover {
  background: rgba(198, 68, 58, 0.08);
}
.ann-note {
  font-size: 13.5px;
  color: var(--deep-text);
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}
.ann-note.editing {
  display: none;
}
.ann-edit-area {
  display: none;
  width: 100%;
  min-height: 64px;
  padding: 8px;
  font-size: 13.5px;
  border: 1px solid var(--line-divider);
  border-radius: 7px;
  background: var(--card-bg);
  color: var(--deep-text);
  resize: vertical;
  box-sizing: border-box;
}
.ann-item.editing .ann-note {
  display: none;
}
.ann-item.editing .ann-edit-area {
  display: block;
}
.ann-edit-actions {
  display: none;
  gap: 6px;
  margin-top: 6px;
}
.ann-item.editing .ann-edit-actions {
  display: flex;
}

/* 选中浮条 */
.ann-toolbar {
  position: fixed;
  z-index: 999;
  display: none;
  background: var(--float-panel-bg, #fff);
  border: 1px solid var(--line-divider);
  border-radius: 8px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.16);
  padding: 4px;
}
.ann-toolbar.show {
  display: flex;
  gap: 4px;
}

/* 批注输入弹层 */
.ann-popover {
  position: fixed;
  z-index: 1001;
  display: none;
  width: 300px;
  max-width: 90vw;
  background: var(--float-panel-bg, #fff);
  border: 1px solid var(--line-divider);
  border-radius: 10px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.18);
  padding: 12px;
}
.ann-popover.show {
  display: block;
}
.ann-popover .ann-quote-preview {
  font-size: 12px;
  color: var(--content-meta, #777);
  border-left: 2px solid rgba(198, 68, 58, 0.5);
  padding: 4px 8px;
  margin: 0 0 8px;
  max-height: 64px;
  overflow: hidden;
}
.ann-popover textarea {
  width: 100%;
  min-height: 72px;
  padding: 8px;
  font-size: 13.5px;
  border: 1px solid var(--line-divider);
  border-radius: 7px;
  background: var(--card-bg);
  color: var(--deep-text);
  resize: vertical;
  box-sizing: border-box;
}
.ann-popover .ann-popover-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  margin-top: 8px;
}

/* 面板打开时，正文右侧让位，内容自适应收缩显示完整。
   正文容器用 vw 单位且绝对定位，body padding 无效，需直接收缩宽度并左对齐 */
@media (min-width: 641px) {
  body.ann-panel-open #top-row,
  body.ann-panel-open #content-wrapper {
    width: calc(100vw - 372px) !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
}

@media (max-width: 640px) {
  .ann-panel {
    width: 100vw;
    max-width: 100vw;
  }
}