/**
 * 原型页内「数字标记 → 右侧抽屉说明」（需求/迭代注释）
 *
 * 样式约定（与注释截图对齐）：
 * · 图2 · 功能说明：每个说明锚点区块 .pn-sec 默认为浅绿卡片（标题 + 正文 + 可选流程图）。
 * · 图1 · 列表字段：在 .pn-sec-body 内插入 .pn-list-fields（顶栏标题 + 三列表），
 *   分组行用 tr.pn-lf-group；「数据类型」列可填文本/枚举/日期时间等，以业务口径为准。
 */
.page-note-pin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  font-family: inherit;
  line-height: 1;
  color: #fff;
  background: linear-gradient(145deg, #ef4444 0%, #b91c1c 100%);
  border: none;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(185, 28, 28, 0.45);
  vertical-align: middle;
  flex-shrink: 0;
}
.page-note-pin:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(185, 28, 28, 0.5);
}
.page-note-pin:focus-visible {
  outline: 2px solid #fca5a5;
  outline-offset: 2px;
}
.with-page-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.with-page-note .page-note-pin {
  margin-top: 1px;
}

/* 抽屉容器：不占布局，打开时可点遮罩 */
#pn-root {
  position: fixed;
  inset: 0;
  z-index: 20000;
  pointer-events: none;
  visibility: hidden;
  display: block;
}
#pn-root.is-open {
  pointer-events: auto;
  visibility: visible;
}

#pn-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 18, 26, 0.45);
  backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity 0.22s ease;
}
#pn-root.is-open #pn-backdrop {
  opacity: 1;
}

#pn-panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(460px, 94vw);
  max-width: 100%;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface, #fff);
  color: var(--text-primary, #111);
  border-radius: 14px 0 0 14px;
  box-shadow: -12px 0 40px rgba(0, 0, 0, 0.12);
  border: 1px solid var(--border-default, #e2e5eb);
  border-right: none;
  font-size: 14px;
  line-height: 1.65;
  transform: translateX(105%);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
#pn-root.is-open #pn-panel {
  transform: translateX(0);
}

#pn-panel .pn-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--border-default, #e8eaef);
  flex-shrink: 0;
  background: inherit;
}
#pn-panel .pn-title {
  margin: 0;
  font-size: 16px;
  font-weight: 650;
  letter-spacing: -0.02em;
}
#pn-close {
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 8px;
  background: var(--bg-subtle, #f1f5f9);
  color: var(--text-secondary, #64748b);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
}
#pn-close:hover {
  background: var(--border-default, #e2e8f0);
}

#pn-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 14px 16px 18px;
  -webkit-overflow-scrolling: touch;
  /* 抽屉内底色略灰，衬托下方「功能说明卡片」 */
  background: #f3f4f6;
}

/**
 * 图2 · 功能说明：每个锚点区块（pn-sec）默认为一张浅绿卡片
 */
.pn-sec {
  scroll-margin-top: 12px;
  margin: 0 0 14px;
  padding: 16px 18px 18px;
  border-radius: 6px;
  border: 1px solid #b9d4a3;
  background: #e2efda;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.08);
  transition: box-shadow 0.35s ease, background-color 0.35s ease;
}
.pn-sec:last-of-type {
  margin-bottom: 0;
}
.pn-sec-title {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(55, 65, 81, 0.12);
  font-size: 15px;
  font-weight: 700;
  color: #1f2937;
  letter-spacing: -0.01em;
}
.pn-sec-body {
  color: #1f2937;
}
.pn-sec-body p {
  margin: 0 0 12px;
}
.pn-sec-body p:last-child {
  margin-bottom: 0;
}
.pn-sec-body ul,
.pn-sec-body ol {
  margin: 0 0 12px;
  padding-left: 1.35em;
}
.pn-sec-body li {
  margin-bottom: 6px;
}
.pn-sec-body ol.pn-rule-sub {
  margin-top: 6px;
  margin-bottom: 0;
  list-style-type: decimal;
  padding-left: 1.5em;
}
.pn-sec-body ol.pn-rule-sub > li {
  margin-bottom: 4px;
}
.pn-sec-body a {
  color: #2563eb;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.pn-sec-body a:hover {
  color: #1d4ed8;
}
.pn-sec-body .pn-lead {
  font-size: 13px;
  color: #374151;
  margin-bottom: 12px;
}
.pn-sec-body .pn-mermaid-wrap {
  margin: 14px 0 0;
  padding: 12px 14px;
  background: #fafafa;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  overflow-x: auto;
}
.pn-sec-body .pn-mermaid-wrap .mermaid {
  display: flex;
  justify-content: center;
}
.pn-sec-body .pn-foot {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px dashed rgba(55, 65, 81, 0.18);
  font-size: 12px;
  color: #4b5563;
}
/* 定位高亮：与浅绿卡片协调的描边，避免大红底冲突 */
.pn-sec.pn-sec-highlight {
  background-color: #eef7e4;
  box-shadow:
    0 0 0 3px rgba(234, 179, 8, 0.85),
    0 4px 14px rgba(15, 23, 42, 0.1);
}

/**
 * 图1 · 列表新增字段：顶栏 + 三列表格（元素名称 / 数据类型 / 说明）
 * 写在某段 pn-sec-body 内即可，常与图2 卡片上下组合使用。
 */
.pn-list-fields {
  margin: 14px 0;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid #9ca3af;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}
.pn-list-fields__title {
  margin: 0;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 700;
  color: #14532d;
  background: linear-gradient(180deg, #d8f0c8 0%, #c8e6b0 100%);
  border-bottom: 1px solid #9ca3af;
}
.pn-list-fields__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  line-height: 1.55;
  color: #111827;
}
.pn-list-fields__table th {
  padding: 8px 10px;
  text-align: left;
  font-weight: 600;
  background: #e5e7eb;
  border: 1px solid #9ca3af;
  white-space: nowrap;
}
.pn-list-fields__table td {
  padding: 8px 10px;
  vertical-align: top;
  border: 1px solid #9ca3af;
  background: #fff;
}
.pn-list-fields__table tr.pn-lf-group td {
  font-weight: 700;
  background: #e5e7eb;
  color: #374151;
  border-color: #9ca3af;
}
.pn-list-fields__table td.pn-lf-muted {
  color: #6b7280;
  font-style: italic;
}

#pn-drawer-foot {
  flex-shrink: 0;
  padding: 10px 18px 14px;
  border-top: 1px solid var(--border-default, #e8eaef);
  background: linear-gradient(180deg, #fafbfc 0%, #f4f5f7 100%);
  font-size: 11px;
  color: var(--text-muted, #64748b);
  line-height: 1.45;
}
#pn-drawer-foot .pn-foot-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #94a3b8;
  margin-bottom: 4px;
}
#pn-version {
  display: block;
  font-weight: 650;
  font-size: 12px;
  color: #b91c1c;
  letter-spacing: 0.02em;
}