:root {
  --huapu-red: #8b2f2f;
  --huapu-gold: #b78b3e;
  /* light mode palette */
  --hp-bg: #f4f1e9;
  --hp-paper: #fffdf7;
  --hp-ink: #29251f;
  --hp-ink2: #5a5349;
  --hp-border: #e6dbc5;
  --hp-card: #fff;
  --hp-card-border: #eadfc9;
  --hp-card-header: #fffaf0;
  --hp-table-head: #f5ede0;
  --hp-table-hover: #f8f2e7;
  --hp-input-bg: #fff;
  --hp-input-border: #ccc;
  --hp-badge-bg: #f5f3ef;
  --hp-badge-border: #d9d0c3;
  --hp-shadow: 0 3px 14px #3f35251a;
  --hp-shadow-sm: 0 1px 4px #3f352512;
}
body {
  background: var(--hp-bg);
  color: var(--hp-ink);
  font-family: "Noto Serif SC", "Microsoft YaHei", sans-serif;
}

/* Details/Summary (collapsible) */
details summary .bi-chevron-down {
  transition: transform 0.2s ease;
}
details[open] summary .bi-chevron-down {
  transform: rotate(180deg);
}
details summary::-webkit-details-marker {
  display: none;
}

/* ===== Dark mode ===== */
[data-theme="dark"] {
  --hp-bg: #1a1714;
  --hp-paper: #22201c;
  --hp-ink: #e8e2d6;
  --hp-ink2: #b0a998;
  --hp-border: #3d3830;
  --hp-card: #262320;
  --hp-card-border: #3d3830;
  --hp-card-header: #2e2a26;
  --hp-table-head: #2e2a26;
  --hp-table-hover: #2f2b27;
  --hp-input-bg: #2e2a26;
  --hp-input-border: #4a443b;
  --hp-badge-bg: #332f2a;
  --hp-badge-border: #4a443b;
  --hp-shadow: 0 3px 14px #00000044;
  --hp-shadow-sm: 0 1px 4px #00000030;
  --huapu-red: #e57373;
  --huapu-gold: #d4a84b;
  color-scheme: dark;
}
/* 文本颜色：提高在深背景上的对比度 */
[data-theme="dark"] body {
  color: #e8e2d6;
}
[data-theme="dark"] .text-secondary {
  color: #b0a998 !important;
}
[data-theme="dark"] .text-muted {
  color: #9a9387 !important;
}
[data-theme="dark"] .text-danger {
  color: #e57373 !important;
}
[data-theme="dark"] .text-warning {
  color: #f0cf88 !important;
}
[data-theme="dark"] .text-success {
  color: #7ec98a !important;
}
[data-theme="dark"] .text-info {
  color: #7ec1ff !important;
}
[data-theme="dark"] .text-primary {
  color: #e57373 !important;
}
[data-theme="dark"] .text-body {
  color: #e8e2d6 !important;
}
/* 卡片和面板背景 */
[data-theme="dark"] .card-footer {
  background-color: var(--hp-card-header);
  border-top-color: var(--hp-border);
}
[data-theme="dark"] .card-footer.bg-white {
  background-color: var(--hp-card-header) !important;
}
[data-theme="dark"] .modal-content {
  background-color: var(--hp-card);
  color: var(--hp-ink);
  border-color: var(--hp-card-border);
}
[data-theme="dark"] .modal-header,
[data-theme="dark"] .modal-footer {
  background-color: var(--hp-card-header);
  border-color: var(--hp-card-border);
}
[data-theme="dark"] .list-group-item {
  background-color: var(--hp-card);
  color: var(--hp-ink);
  border-color: var(--hp-card-border);
}
[data-theme="dark"] .list-group-item-action:hover {
  background-color: var(--hp-table-hover);
}
/* 表格 */
[data-theme="dark"] .table {
  color: var(--hp-ink);
}
[data-theme="dark"] .table > :not(caption) > * > * {
  background-color: transparent;
  color: var(--hp-ink);
}
[data-theme="dark"] .table-striped > tbody > tr:nth-of-type(odd) > * {
  background-color: #2e2a26;
  color: var(--hp-ink);
}
[data-theme="dark"] .table-bordered > :not(caption) > * > * {
  border-color: var(--hp-border);
}
[data-theme="dark"] .table-hover > tbody > tr:hover > * {
  background-color: var(--hp-table-hover);
  color: var(--hp-ink);
}
/* 导航面包屑 */
[data-theme="dark"] .breadcrumb {
  background-color: transparent;
}
[data-theme="dark"] .breadcrumb-item,
[data-theme="dark"] .breadcrumb-item a {
  color: var(--hp-ink2);
}
[data-theme="dark"] .breadcrumb-item.active {
  color: var(--hp-ink);
}
[data-theme="dark"] .breadcrumb-item + .breadcrumb-item::before {
  color: var(--hp-ink2);
}
/* 通用文本 */
[data-theme="dark"] small,
[data-theme="dark"] .small {
  color: var(--hp-ink2);
}
[data-theme="dark"] code,
[data-theme="dark"] kbd {
  background-color: #2e2a26;
  color: #e57373;
}
[data-theme="dark"] pre {
  background-color: #22201c;
  color: var(--hp-ink);
}
[data-theme="dark"] hr {
  color: var(--hp-border);
  border-color: var(--hp-border);
  opacity: 1;
}
/* 输入框 */
[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
  color: #6a6358 !important;
  opacity: 0.7;
}
[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
  background-color: var(--hp-input-bg);
  border-color: var(--huapu-red);
  color: var(--hp-ink);
}
[data-theme="dark"] .form-control::placeholder,
[data-theme="dark"] .form-select::placeholder {
  color: var(--hp-ink2);
  opacity: 0.7;
}
/* 卡片内部 span */
[data-theme="dark"] .card-body > small,
[data-theme="dark"] .card-body .small,
[data-theme="dark"] .card-body .text-muted,
[data-theme="dark"] .card-body .text-secondary {
  color: var(--hp-ink2) !important;
}
[data-theme="dark"] .card-body h1,
[data-theme="dark"] .card-body h2,
[data-theme="dark"] .card-body h3,
[data-theme="dark"] .card-body h4,
[data-theme="dark"] .card-body h5,
[data-theme="dark"] .card-body h6 {
  color: var(--hp-ink);
}
/* 卡片内描述 */
[data-theme="dark"] .card-text {
  color: var(--hp-ink);
}
/* 卡片底部白色 */
[data-theme="dark"] .card-footer.bg-light {
  background-color: var(--hp-card-header) !important;
}
/* 主要内容区 */
[data-theme="dark"] main {
  color: var(--hp-ink);
}
[data-theme="dark"] main p {
  color: var(--hp-ink);
}
[data-theme="dark"] main small,
[data-theme="dark"] main .small {
  color: var(--hp-ink2);
}
/* 段落 */
[data-theme="dark"] p {
  color: var(--hp-ink);
}
[data-theme="dark"] .lead {
  color: var(--hp-ink2);
}
[data-theme="dark"] mark {
  background-color: #f0cf88;
  color: #1a1714;
}
[data-theme="dark"] .text-break {
  color: inherit;
}
/* 链接 */
[data-theme="dark"] a {
  color: var(--huapu-red);
}
[data-theme="dark"] a:hover {
  color: #ef7a7a;
}
/* alert */
[data-theme="dark"] .alert-info {
  background-color: #1e3a4c;
  border-color: #2a4f6b;
  color: #7ec1ff;
}
[data-theme="dark"] .alert-success {
  background-color: #1e3a2a;
  border-color: #2a5238;
  color: #7ec98a;
}
[data-theme="dark"] .alert-danger {
  background-color: #3a1e1e;
  border-color: #522a2a;
  color: #e57373;
}
[data-theme="dark"] .alert-warning {
  background-color: #3a331e;
  border-color: #52462a;
  color: #f0cf88;
}
[data-theme="dark"] .alert-primary {
  background-color: #2a1e3a;
  border-color: #3a2a52;
  color: #b89dff;
}
[data-theme="dark"] .alert-link {
  color: inherit;
  text-decoration: underline;
}
/* 按钮样式（深入覆盖 Bootstrap 默认） */
[data-theme="dark"] .btn {
  color: var(--hp-ink);
}
[data-theme="dark"] .btn-link {
  color: var(--huapu-red);
}
[data-theme="dark"] .btn-link:hover {
  color: #ef7a7a;
}
[data-theme="dark"] .btn-outline-primary {
  --bs-btn-color: #e57373;
  --bs-btn-border-color: #e57373;
  --bs-btn-hover-bg: #e57373;
  --bs-btn-hover-border-color: #e57373;
  --bs-btn-hover-color: #1a1714;
  --bs-btn-active-bg: #c04040;
  --bs-btn-active-border-color: #c04040;
  --bs-btn-active-color: #fff;
  --bs-btn-disabled-color: #5a4a4a;
  --bs-btn-disabled-border-color: #5a4a4a;
}
[data-theme="dark"] .btn-outline-secondary {
  --bs-btn-color: #b0a998;
  --bs-btn-border-color: #4a443b;
  --bs-btn-hover-bg: #332f2a;
  --bs-btn-hover-border-color: #5a544a;
  --bs-btn-hover-color: #e8e2d6;
  --bs-btn-active-bg: #3d3830;
  --bs-btn-active-border-color: #3d3830;
  --bs-btn-active-color: #e8e2d6;
  --bs-btn-disabled-color: #5a4a4a;
  --bs-btn-disabled-border-color: #5a4a4a;
}
[data-theme="dark"] .btn-primary {
  --bs-btn-bg: #e57373;
  --bs-btn-border-color: #e57373;
  --bs-btn-hover-bg: #ef7a7a;
  --bs-btn-hover-border-color: #ef7a7a;
  --bs-btn-hover-color: #1a1714;
  --bs-btn-active-bg: #c04040;
  --bs-btn-active-border-color: #c04040;
  --bs-btn-disabled-bg: #5a4a4a;
  --bs-btn-disabled-border-color: #5a4a4a;
  --bs-btn-disabled-color: #fff;
}
[data-theme="dark"] .btn-secondary {
  --bs-btn-bg: #3d3830;
  --bs-btn-border-color: #3d3830;
  --bs-btn-hover-bg: #4a443b;
  --bs-btn-hover-border-color: #4a443b;
  --bs-btn-hover-color: #e8e2d6;
  --bs-btn-color: #e8e2d6;
  --bs-btn-disabled-bg: #2e2a26;
  --bs-btn-disabled-border-color: #2e2a26;
  --bs-btn-disabled-color: #9a9387;
}
[data-theme="dark"] .btn-success {
  --bs-btn-bg: #2a5238;
  --bs-btn-border-color: #2a5238;
  --bs-btn-hover-bg: #3a6a48;
  --bs-btn-hover-border-color: #3a6a48;
  --bs-btn-hover-color: #fff;
}
[data-theme="dark"] .btn-danger {
  --bs-btn-bg: #c04040;
  --bs-btn-border-color: #c04040;
  --bs-btn-hover-bg: #a83636;
  --bs-btn-hover-border-color: #a83636;
  --bs-btn-hover-color: #fff;
}
/* badge */
[data-theme="dark"] .badge.bg-light {
  background-color: var(--hp-badge-bg) !important;
  color: var(--hp-ink) !important;
}
[data-theme="dark"] .badge.bg-secondary {
  background-color: #3d3830 !important;
  color: var(--hp-ink) !important;
}
/* navbar 下方 link */
[data-theme="dark"] .nav-link {
  color: var(--huapu-red);
}
[data-theme="dark"] .nav-link:hover {
  color: #ef7a7a;
}
[data-theme="dark"] .btn-outline-primary {
  --bs-btn-color: #e07070;
  --bs-btn-border-color: #c04040;
  --bs-btn-hover-bg: #c04040;
  --bs-btn-hover-border-color: #c04040;
  --bs-btn-hover-color: #fff;
}
[data-theme="dark"] .btn-outline-secondary {
  --bs-btn-color: #b0a998;
  --bs-btn-border-color: #4a443b;
  --bs-btn-hover-bg: #332f2a;
  --bs-btn-hover-border-color: #5a544a;
}
[data-theme="dark"] .btn-primary {
  --bs-btn-bg: #c04040;
  --bs-btn-border-color: #c04040;
  --bs-btn-hover-bg: #a83636;
  --bs-btn-hover-border-color: #a83636;
}
/* 导航栏下拉菜单 */
[data-theme="dark"] .main-nav-menu {
  background-color: var(--hp-card);
  color: var(--hp-ink);
  border-color: var(--hp-card-border);
  box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.35);
}
[data-theme="dark"] .main-nav-menu .dropdown-item {
  color: var(--hp-ink);
}
[data-theme="dark"] .main-nav-menu .dropdown-item:hover,
[data-theme="dark"] .main-nav-menu .dropdown-item:focus {
  background-color: var(--hp-table-hover);
  color: var(--huapu-red);
}
[data-theme="dark"] .main-nav-menu .dropdown-divider {
  border-color: var(--hp-border);
}
/* hero 面板 */
[data-theme="dark"] .hero-panel {
  background: linear-gradient(130deg, var(--hp-paper), #332f2a);
  border-left-color: var(--huapu-red);
}
/* 帮助页 */
[data-theme="dark"] .help-quick-card {
  background: var(--hp-card);
  border-color: var(--hp-card-border);
  color: var(--hp-ink);
}
[data-theme="dark"] .help-quick-card > i {
  background: #332f2a;
  color: var(--huapu-red);
}
[data-theme="dark"] .help-quick-card small {
  color: var(--hp-ink2);
}
[data-theme="dark"] .help-section {
  background: var(--hp-paper);
  border-color: var(--hp-border);
}
[data-theme="dark"] .help-section p,
[data-theme="dark"] .help-steps p,
[data-theme="dark"] .help-feature-grid p,
[data-theme="dark"] .help-timeline p {
  color: var(--hp-ink2);
}
[data-theme="dark"] .help-steps article {
  background: #332f2a;
}
[data-theme="dark"] .help-tip {
  color: #d7a83f;
  background: #33291a;
}
[data-theme="dark"] .help-warning {
  color: #e07070;
  background: #331a1a;
}
[data-theme="dark"] .help-table thead th {
  color: var(--hp-ink2);
  background: #2e2a26;
}
[data-theme="dark"] .help-table td,
[data-theme="dark"] .help-table th {
  border-color: var(--hp-border);
}
[data-theme="dark"] .help-feature-grid article {
  background: var(--hp-card);
  border-color: var(--hp-card-border);
}
[data-theme="dark"] .help-flow > div {
  background: #332f2a;
}
[data-theme="dark"] .help-flow > div small {
  color: var(--hp-ink2);
}
[data-theme="dark"] .help-note {
  color: var(--hp-ink2);
  background: #2a2720;
}
[data-theme="dark"] .help-nav {
  background: var(--hp-card);
  border-color: var(--hp-border);
}
[data-theme="dark"] .help-nav .nav-link {
  color: var(--hp-ink2);
}
[data-theme="dark"] .help-nav .nav-link:hover,
[data-theme="dark"] .help-nav .nav-link.active {
  background: #332f2a;
  color: var(--huapu-red);
}
[data-theme="dark"] .help-accordion .accordion-button {
  color: var(--hp-ink);
  background: #2e2a26;
}
[data-theme="dark"] .help-accordion .accordion-button:not(.collapsed) {
  color: var(--huapu-red);
  background: #332f2a;
}
[data-theme="dark"] .help-accordion .accordion-item {
  border-color: var(--hp-border);
}
/* 档案/缩略图 */
[data-theme="dark"] .archive-thumb,
[data-theme="dark"] .archive-placeholder {
  background: #2a2720;
  color: var(--hp-ink2);
}
[data-theme="dark"] .publication-proof {
  background: #332f2a;
}
/* person-avatar */
[data-theme="dark"] .person-avatar {
  background: #3d3830;
  color: var(--huapu-red);
}
/* search-highlight */
[data-theme="dark"] .search-highlight {
  background: #4a443b;
  color: #f0cf88;
  text-decoration-color: #d4a84b;
}
/* 表格边框 */
[data-theme="dark"] .table {
  --bs-table-border-color: var(--hp-border);
}
/* footer */
[data-theme="dark"] footer {
  color: var(--hp-ink2);
}
/* 分页 */
[data-theme="dark"] .page-link {
  color: var(--hp-ink);
  background: var(--hp-card);
  border-color: var(--hp-border);
}
[data-theme="dark"] .page-item.active .page-link {
  background: var(--huapu-red);
  border-color: var(--huapu-red);
  color: #fff;
}
/* 滚动条 */
[data-theme="dark"] ::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
[data-theme="dark"] ::-webkit-scrollbar-track {
  background: #1a1714;
}
[data-theme="dark"] ::-webkit-scrollbar-thumb {
  background: #4a443b;
  border-radius: 4px;
}
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
  background: #5a544a;
}
/* 顶部导航栏 */
[data-theme="dark"] .navbar-huapu {
  background: linear-gradient(100deg, #3d1818, #5a2424);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}
[data-theme="dark"] .brand-seal {
  border-color: #d4a84b;
  color: #d4a84b;
}
[data-theme="dark"] .navbar-huapu .btn-outline-light {
  border-color: #8a6e6e;
  color: #d4a84b;
}
[data-theme="dark"] .navbar-huapu .btn-outline-light:hover {
  background: rgba(212, 168, 75, 0.12);
  border-color: #d4a84b;
  color: #f0cf88;
}
.btn-outline-primary {
  --bs-btn-color: #0956b5;
  --bs-btn-border-color: #0956b5;
  --bs-btn-hover-bg: #0956b5;
  --bs-btn-hover-border-color: #0956b5;
  --bs-btn-active-bg: #084b9d;
  --bs-btn-active-border-color: #084b9d;
}
.navbar-huapu {
  background: linear-gradient(100deg, #672121, #963a34);
  box-shadow: 0 2px 12px #3b1b1830;
}
.brand-seal {
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid #f0cf88;
  display: inline-grid;
  place-items: center;
  color: #f0cf88;
  border-radius: 0.25rem;
  margin-right: 0.5rem;
  font-size: 1.25rem;
}
.hero-panel {
  background: linear-gradient(130deg, var(--hp-paper), #eee3ca);
  border-left: 5px solid var(--huapu-red);
}
.card {
  border: 1px solid var(--hp-card-border);
  box-shadow: var(--hp-shadow);
  background: var(--hp-card);
}
.card-header {
  background: var(--hp-card-header);
  border-bottom: 1px solid var(--hp-border);
}
.btn-primary {
  --bs-btn-bg: var(--huapu-red);
  --bs-btn-border-color: var(--huapu-red);
  --bs-btn-hover-bg: #6d2424;
  --bs-btn-hover-border-color: #6d2424;
}
.stat-value {
  font-size: 2rem;
  color: var(--huapu-red);
  font-weight: 700;
}
.table > :not(caption) > * > * {
  background: transparent;
  color: var(--hp-ink);
}
.table thead th {
  color: var(--hp-ink2);
  background: var(--hp-table-head);
}
.table-hover > tbody > tr:hover {
  background: var(--hp-table-hover);
}
.form-control,
.form-select {
  background: var(--hp-input-bg);
  border-color: var(--hp-input-border);
  color: var(--hp-ink);
}
.form-control::placeholder {
  color: var(--hp-ink2);
  opacity: 0.7;
}
.badge.text-bg-light {
  background: var(--hp-badge-bg) !important;
  color: var(--hp-ink) !important;
  border-color: var(--hp-badge-border) !important;
}
.dropdown-menu {
  background: var(--hp-card);
  border-color: var(--hp-card-border);
}
.dropdown-item {
  color: var(--hp-ink);
}
.dropdown-item:hover,
.dropdown-item:focus {
  background: var(--hp-table-hover);
  color: var(--huapu-red);
}
.alert {
  color: var(--hp-ink);
}
.person-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #e9dcc3;
  color: var(--huapu-red);
  font-weight: 700;
}
.required::after {
  content: " *";
  color: #b42318;
}
.search-highlight {
  background: #fff1b8;
  color: #7a3210;
  border-radius: 0.2rem;
  padding: 0 0.08rem;
}
.archive-thumb {
  width: 100%;
  max-height: 150px;
  object-fit: contain;
  background: #f8f5ed;
}
.archive-placeholder {
  min-height: 130px;
  display: grid;
  place-items: center;
  background: #f8f5ed;
  color: #9a8f7a;
  font-size: 2.5rem;
}
.archive-workbench-preview {
  top: 1rem;
}
.archive-page-preview {
  max-height: calc(100vh - 14rem);
  object-fit: contain;
}
.transcription-editor,
.published-transcription {
  font-family: "Noto Serif SC", "Songti SC", SimSun, serif;
  line-height: 1.9;
  white-space: pre-wrap;
}
.published-transcription {
  font-size: 1.05rem;
}
.publication-proof {
  background: #ddd;
  aspect-ratio: 210/297;
  object-fit: contain;
  max-height: 650px;
}

/* ===== WCAG 2.2 AA Accessibility Enhancements ===== */

/* Focus-visible: high-visibility focus ring for keyboard navigation */
:focus-visible {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
  border-radius: 2px;
}
:focus:not(:focus-visible) {
  outline: none;
}
/* Enhanced focus for dark backgrounds (navbar, workspace header) */
.navbar-huapu :focus-visible,
.workspace-header :focus-visible {
  outline-color: #60a5fa;
}
/* Enhanced focus for form controls */
.form-control:focus-visible,
.form-select:focus-visible {
  outline: 3px solid #2563eb;
  outline-offset: 0;
  border-color: #2563eb;
  box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* Touch target minimum size (WCAG 2.5.8 Target Size - Level AA: 24px, aim for 44px) */
.navbar-huapu .btn,
.workspace-header .btn,
.pagination .page-link {
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
/* Icon-only buttons in navbar need explicit padding */
.navbar-huapu .btn-sm:not(:has(span:not(.badge))),
.workspace-header .btn-sm:not(:has(span:not(.badge))) {
  padding: 0.5rem 0.625rem;
}

/* Secondary text contrast: override Bootstrap's #6c757d which fails on light backgrounds */
.text-secondary {
  color: #5a6269 !important;
}
/* Ensure highlighted search text also has underline, not just color */
.search-highlight {
  text-decoration: underline;
  text-decoration-color: #d4a017;
  text-underline-offset: 2px;
}

/* Skip-to-content link for keyboard users */
.skip-to-content {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  padding: 0.75rem 1.5rem;
  background: #2563eb;
  color: #fff;
  border-radius: 0 0 0.5rem 0.5rem;
  font-weight: 600;
  text-decoration: none;
  transition: top 0.15s ease-in-out;
}
.skip-to-content:focus {
  top: 0;
  outline: 3px solid #1d4ed8;
  outline-offset: 2px;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Family tree accessibility: ensure touch targets on tree nodes */
.tree-person {
  min-height: 44px;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
}
.tree-person > a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

/* High contrast mode support */
@media (forced-colors: active) {
  .person-avatar {
    border: 1px solid;
  }
  .brand-seal {
    border: 1px solid;
  }
  .btn-primary {
    border: 2px solid;
  }
  .badge {
    border: 1px solid;
  }
}

/* ===== 顶部二级菜单下拉样式 ===== */

/* 一级菜单（dropdown-toggle）：图标 + 文字 */
.main-nav-groups .nav-link.dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding-left: 0.85rem;
  padding-right: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
}
.main-nav-groups .nav-link.dropdown-toggle > i {
  font-size: 1rem;
  opacity: 0.85;
}
.main-nav-groups .nav-link.dropdown-toggle::after {
  margin-left: 0.35rem;
  vertical-align: 0.18em;
}
/* 当前分组高亮：dropdown-toggle 本身有 active 视觉 */
.main-nav-groups .nav-link.dropdown-toggle[data-current-group="true"] {
  background-color: rgba(255, 255, 255, 0.15);
  color: #fff;
}

/* 二级菜单（下拉面板） */
.main-nav-menu {
  margin-top: 0.35rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 0.5rem;
  box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.18);
  min-width: 14rem;
  padding: 0.4rem 0;
  background-color: #fff;
  color: #212529;
}
.main-nav-menu-wide {
  min-width: 18rem;
}
.main-nav-menu .dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  font-size: 0.92rem;
  white-space: nowrap;
  color: #212529;
}
.main-nav-menu .dropdown-item > i {
  font-size: 1rem;
  color: var(--huapu-red);
  width: 1.1rem;
  text-align: center;
  flex-shrink: 0;
}
.main-nav-menu .dropdown-item:hover,
.main-nav-menu .dropdown-item:focus {
  background-color: #f8f1e6;
  color: var(--huapu-red);
}
.main-nav-menu .dropdown-item.active {
  background-color: rgba(139, 47, 47, 0.12);
  color: var(--huapu-red);
  font-weight: 600;
}
.main-nav-menu .dropdown-item.active > i {
  color: var(--huapu-red);
}
/* 分割线 */
.main-nav-menu .dropdown-divider {
  margin: 0.3rem 0;
  border-color: rgba(0, 0, 0, 0.06);
}

/* 下拉菜单打开时一级菜单有反馈 */
.main-nav-groups .nav-item.dropdown.show > .nav-link.dropdown-toggle {
  background-color: rgba(255, 255, 255, 0.18);
  color: #fff;
}

/* ===== 使用帮助 ===== */
.help-page {
  scroll-behavior: smooth;
}
.help-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.75rem, 4vw, 3.5rem);
  color: #fffdf7;
  background: linear-gradient(125deg, #5f1d20, #8b2f2f 58%, #a4503d);
  border-radius: 1.25rem;
  box-shadow: 0 1rem 2.5rem #431c1833;
}
.help-hero::after {
  content: "";
  position: absolute;
  width: 22rem;
  height: 22rem;
  right: -8rem;
  top: -11rem;
  border: 1px solid #f0cf8847;
  border-radius: 50%;
  box-shadow:
    0 0 0 3rem #f0cf880d,
    0 0 0 7rem #f0cf880a;
}
.help-hero .row {
  position: relative;
  z-index: 1;
}
.help-eyebrow,
.help-kicker {
  color: #f0cf88;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.help-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.help-hero .lead {
  max-width: 48rem;
  color: #ffffffd1;
}
.help-search {
  position: relative;
  max-width: 43rem;
}
.help-search > i {
  position: absolute;
  z-index: 2;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: #786d5f;
}
.help-search .form-control {
  padding-left: 2.8rem;
  padding-right: 3rem;
  border: 0;
  box-shadow: 0 0.5rem 1.25rem #2d101033;
}
.help-search .btn {
  position: absolute;
  right: 0.35rem;
  top: 50%;
  transform: translateY(-50%);
  color: #786d5f;
}
.help-hero-mark {
  display: grid;
  justify-items: center;
  gap: 0.75rem;
  color: #f0cf88;
}
.help-hero-mark span {
  display: grid;
  place-items: center;
  width: 8rem;
  height: 8rem;
  border: 2px solid;
  border-radius: 1rem;
  font-size: 4.5rem;
  line-height: 1;
  transform: rotate(3deg);
}
.help-hero-mark small {
  letter-spacing: 0.24em;
}
.help-quick-card {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  color: var(--huapu-ink);
  background: #fff;
  border: 1px solid #eadfc9;
  border-radius: 0.9rem;
  text-decoration: none;
  box-shadow: 0 0.25rem 1rem #3f352512;
  transition:
    transform 0.18s,
    box-shadow 0.18s,
    border-color 0.18s;
}
.help-quick-card:hover {
  color: var(--huapu-red);
  border-color: #cfad70;
  transform: translateY(-2px);
  box-shadow: 0 0.6rem 1.4rem #3f35251f;
}
.help-quick-card > i {
  display: grid;
  place-items: center;
  flex: 0 0 2.8rem;
  height: 2.8rem;
  color: var(--huapu-red);
  background: #f8eee4;
  border-radius: 0.75rem;
  font-size: 1.25rem;
}
.help-quick-card span {
  display: grid;
  gap: 0.15rem;
}
.help-quick-card small {
  color: #675f54;
}
.help-aside {
  align-self: stretch;
}
.help-nav {
  position: sticky;
  top: 1.25rem;
  max-height: calc(100vh - 2.5rem);
  max-height: calc(100dvh - 2.5rem);
  overflow-y: auto;
  padding: 1rem;
  background: #fffdf7eb;
  border: 1px solid #e6dbc5;
  border-radius: 0.9rem;
  box-shadow: 0 0.25rem 1rem #3f35250f;
  scrollbar-width: thin;
}
.help-nav-title {
  margin: 0.25rem 0.75rem 0.65rem;
  color: #766c5e;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.help-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0.12rem 0;
  padding: 0.65rem 0.75rem;
  color: #4f493f;
  border-radius: 0.55rem;
}
.help-nav .nav-link i {
  width: 1.1rem;
  color: var(--huapu-red);
}
.help-nav .nav-link:hover,
.help-nav .nav-link.active {
  color: var(--huapu-red);
  background: #f5eadd;
  font-weight: 600;
}
.help-section {
  scroll-margin-top: 1.25rem;
  margin-bottom: 1.25rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  background: #fffdf8;
  border: 1px solid #e6dbc5;
  border-radius: 1rem;
  box-shadow: 0 0.3rem 1.25rem #3f35250f;
}
.help-section-heading {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.help-section-heading h2 {
  margin: 0.1rem 0 0.25rem;
  font-size: 1.55rem;
}
.help-section-heading p {
  margin: 0;
  color: #675f54;
}
.help-section-icon {
  display: grid;
  place-items: center;
  flex: 0 0 3rem;
  height: 3rem;
  color: #fff;
  background: var(--huapu-red);
  border-radius: 0.8rem;
  box-shadow: 0.2rem 0.25rem 0 #ddc28f;
  font-size: 1.3rem;
}
.help-steps article {
  display: flex;
  gap: 0.9rem;
  height: 100%;
  padding: 1rem;
  background: #faf5eb;
  border-radius: 0.75rem;
}
.help-steps article > span {
  color: #b78b3e;
  font-size: 1.3rem;
  font-weight: 800;
}
.help-steps h3,
.help-feature-grid h3,
.help-timeline h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
}
.help-steps p,
.help-feature-grid p,
.help-timeline p {
  margin: 0;
  color: #5f584e;
  line-height: 1.7;
}
.help-tip,
.help-warning {
  display: flex;
  gap: 0.85rem;
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 0.75rem;
}
.help-tip {
  color: #614614;
  background: #fff7dc;
  border-left: 4px solid #d7a83f;
}
.help-warning {
  color: #682a25;
  background: #fbeceb;
  border-left: 4px solid var(--huapu-red);
}
.help-tip > i,
.help-warning > i {
  margin-top: 0.1rem;
  font-size: 1.1rem;
}
.help-tip p,
.help-warning p {
  margin: 0.2rem 0 0;
}
.help-table {
  --bs-table-bg: transparent;
}
.help-table thead th {
  color: #6b5c49;
  background: #f5ede0;
  border-bottom: 0;
}
.help-table td,
.help-table th {
  padding: 0.85rem;
  border-color: #eee4d3;
}
.help-feature-grid article {
  height: 100%;
  padding: 1.1rem;
  background: #fff;
  border: 1px solid #eadfc9;
  border-radius: 0.75rem;
}
.help-feature-grid article > i {
  display: inline-block;
  margin-bottom: 0.75rem;
  color: var(--huapu-red);
  font-size: 1.45rem;
}
.help-flow {
  display: flex;
  align-items: stretch;
  gap: 0.7rem;
}
.help-flow > div {
  flex: 1;
  display: grid;
  justify-items: center;
  align-content: start;
  gap: 0.4rem;
  padding: 1rem 0.65rem;
  text-align: center;
  background: #f8f2e7;
  border-radius: 0.75rem;
}
.help-flow > div i {
  color: var(--huapu-red);
  font-size: 1.5rem;
}
.help-flow > div small {
  color: #675f54;
  line-height: 1.5;
}
.help-flow > i {
  align-self: center;
  color: #b78b3e;
}
.help-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}
.help-timeline li {
  position: relative;
  display: flex;
  gap: 1rem;
  padding-bottom: 1.15rem;
}
.help-timeline li:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 2rem;
  bottom: 0;
  width: 1px;
  background: #dbc49b;
}
.help-timeline li > span {
  z-index: 1;
  display: grid;
  place-items: center;
  flex: 0 0 2rem;
  height: 2rem;
  color: #fff;
  background: var(--huapu-red);
  border-radius: 50%;
  font-weight: 700;
}
.help-note {
  display: flex;
  gap: 0.65rem;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  color: #544c42;
  background: #f4f0e8;
  border-radius: 0.65rem;
}
.help-note i {
  color: var(--huapu-red);
}
.help-accordion .accordion-item {
  overflow: hidden;
  margin-bottom: 0.65rem;
  border: 1px solid #e5d9c3;
  border-radius: 0.7rem;
}
.help-accordion .accordion-button {
  color: #3d372f;
  background: #fffaf0;
  font-weight: 650;
}
.help-accordion .accordion-button:not(.collapsed) {
  color: var(--huapu-red);
  background: #f8eee1;
  box-shadow: inset 0 -1px 0 #e8d7bb;
}
.help-accordion .accordion-button:focus {
  box-shadow: 0 0 0 0.2rem #8b2f2f2e;
}
.help-end-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.35rem;
  color: #fff;
  background: linear-gradient(110deg, #403930, #62584b);
  border-radius: 1rem;
}
.help-end-card > i {
  color: #f0cf88;
  font-size: 2rem;
}
.help-end-card h2 {
  margin: 0 0 0.2rem;
  font-size: 1.1rem;
}
.help-end-card p {
  margin: 0;
  color: #ffffffbf;
}
.help-end-card .btn {
  margin-left: auto;
  flex: 0 0 auto;
  color: #fff;
  border-color: #f0cf88;
}
.help-end-card .btn:hover {
  color: #4a4035;
  background: #f0cf88;
}
@media (max-width: 991.98px) {
  .help-nav {
    position: static;
    display: flex;
    gap: 0.25rem;
    overflow-x: auto;
    white-space: nowrap;
  }
  .help-nav-title {
    display: none;
  }
  .help-flow {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .help-flow > i {
    display: none;
  }
}
@media (max-width: 575.98px) {
  .help-flow {
    grid-template-columns: 1fr;
  }
  .help-end-card {
    align-items: flex-start;
    flex-wrap: wrap;
  }
  .help-end-card .btn {
    width: 100%;
    margin-left: 0;
  }
}

/* ============================================================
 * 入谱信息采集表样式
 * ============================================================ */
.intake-cta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: #f8f9fa;
  border: 1px solid var(--bs-border-color, #dee2e6);
  border-radius: 0.5rem;
}

.intake-cta-bar .text-muted {
  margin-bottom: 0;
}

.intake-table {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--bs-border-color, #dee2e6);
  border-radius: 0.5rem;
  overflow: hidden;
  margin-bottom: 1.5rem;
  background: #fff;
}

.intake-row {
  display: flex;
  border-bottom: 1px solid var(--bs-border-color, #dee2e6);
}

.intake-row:last-child {
  border-bottom: none;
}

.intake-row-tall {
  align-items: stretch;
}

.intake-label {
  padding: 0.6rem 1rem;
  background: #f8f9fa;
  min-width: 14rem;
  border-right: 1px solid var(--bs-border-color, #dee2e6);
  font-weight: 500;
  color: #212529;
  flex-shrink: 0;
}

.intake-blank {
  flex: 1;
  min-height: 2.5rem;
  background: repeating-linear-gradient(
    transparent,
    transparent calc(2.5rem - 1px),
    #f1f3f5 calc(2.5rem - 1px),
    #f1f3f5 2.5rem
  );
}

.intake-blank-tall {
  min-height: 8rem;
  background: repeating-linear-gradient(
    transparent,
    transparent calc(1.6rem - 1px),
    #f1f3f5 calc(1.6rem - 1px),
    #f1f3f5 1.6rem
  );
}

@media (max-width: 575.98px) {
  .intake-label {
    min-width: 8rem;
  }
}