/* ======================================================================
 * Cancer Trial Interactive Dashboard — UI polish
 * Modern analytics dashboard look: clean spacing, soft cards, clear hierarchy.
 * Keep this file short, semantic, and avoid wide overrides of Bootstrap 5.
 * ====================================================================== */

:root {
  --app-bg:           #f5f7fa;
  --app-surface:      #ffffff;
  --app-border:       #e5e9f0;
  --app-border-soft:  #eef1f6;
  --app-text:         #1f2d3d;
  --app-text-muted:   #6b7785;
  --app-accent:       #2c7be5;
  --app-accent-soft:  #eaf2ff;
  --app-success:      #18bc9c;
  --app-shadow-sm:    0 1px 2px rgba(15, 23, 42, 0.04);
  --app-shadow-md:    0 4px 14px rgba(15, 23, 42, 0.06);
  --app-radius:       10px;
}

body {
  background: var(--app-bg);
  color: var(--app-text);
}

/* ── App header / title bar ───────────────────────────────────────────── */
.app-header {
  background: linear-gradient(135deg, #1f3a5f 0%, #2c7be5 100%);
  color: #fff;
  padding: 22px 28px 20px 28px;
  border-radius: var(--app-radius);
  margin-bottom: 18px;
  box-shadow: var(--app-shadow-md);
}
.app-header h1 {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: 0.2px;
}
.app-header .app-subtitle {
  margin-top: 4px;
  font-size: 0.92rem;
  opacity: 0.85;
}

/* ── Cards ────────────────────────────────────────────────────────────── */
.card,
.bslib-card {
  border: 1px solid var(--app-border) !important;
  border-radius: var(--app-radius) !important;
  background: var(--app-surface);
  box-shadow: var(--app-shadow-sm);
}
.card-header,
.bslib-card .card-header {
  background: #fbfcfd;
  border-bottom: 1px solid var(--app-border-soft);
  font-weight: 600;
  color: var(--app-text);
  padding: 12px 16px;
  font-size: 0.95rem;
}
.card-body { padding: 16px; }

/* Section title inside a card body */
.card-body h4 {
  font-size: 1.0rem;
  font-weight: 600;
  margin: 0 0 12px 0;
  color: var(--app-text);
}

/* ── KPI value boxes (bslib value_box) ────────────────────────────────── */
.value-box,
.bslib-value-box {
  border-radius: var(--app-radius) !important;
  box-shadow: var(--app-shadow-sm) !important;
}
.value-box .value-box-title,
.bslib-value-box .value-box-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  opacity: 0.85;
}
.value-box .value-box-value,
.bslib-value-box .value-box-value {
  font-size: 1.6rem;
  font-weight: 600;
}

/* ── Tabs (pill style) ────────────────────────────────────────────────── */
.nav-tabs {
  border-bottom: 1px solid var(--app-border);
  margin-bottom: 14px;
  gap: 4px;
}
.nav-tabs .nav-link {
  border: none;
  color: var(--app-text-muted);
  padding: 9px 16px;
  font-weight: 500;
  border-radius: 8px 8px 0 0;
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-tabs .nav-link:hover {
  background: var(--app-accent-soft);
  color: var(--app-accent);
}
.nav-tabs .nav-link.active {
  background: var(--app-surface);
  color: var(--app-accent);
  border-bottom: 2px solid var(--app-accent);
  font-weight: 600;
}

/* ── Sidebar (filters) ────────────────────────────────────────────────── */
.filter-sidebar-panel,
.col-sm-3.filter-sidebar-panel {
  position: sticky;
  top: 12px;
  align-self: flex-start;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 !important;
}

.filter-sidebar-panel > .filter-sidebar,
.col-sm-3.filter-sidebar-panel > .filter-sidebar {
  max-height: calc(100vh - 300px);
  overflow-y: auto;
  position: static;
  padding: 14px 12px 8px 14px;
  background: #f3f5f8;
  border: 1px solid var(--app-border);
  border-radius: 10px;
  box-shadow: var(--app-shadow-sm);
}
.filter-sidebar h4 {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--app-text-muted);
  margin: 8px 4px 14px 4px;
}

.filter-section {
  border: 1px solid var(--app-border);
  border-radius: 8px;
  margin-bottom: 10px;
  background: var(--app-surface);
  overflow: hidden;
  box-shadow: var(--app-shadow-sm);
}
.filter-section > summary {
  cursor: pointer;
  font-weight: 600;
  padding: 10px 14px;
  background: #fbfcfd;
  color: var(--app-text);
  user-select: none;
  list-style: none;
  position: relative;
  font-size: 0.92rem;
}
.filter-section > summary::-webkit-details-marker { display: none; }
.filter-section > summary::after {
  content: "▾";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%) rotate(-90deg);
  color: var(--app-text-muted);
  transition: transform 0.15s ease;
  font-size: 0.8rem;
}
.filter-section[open] > summary::after { transform: translateY(-50%) rotate(0deg); }
.filter-section[open] > summary { border-bottom: 1px solid var(--app-border-soft); }
.filter-section-body { padding: 12px 14px 4px 14px; }
.filter-section-body .form-group { margin-bottom: 12px; }

.datawrapper-map-frame {
  width: 0;
  min-width: 100% !important;
  border: none;
  display: block;
}

.datawrapper-map-shell {
  position: relative;
  min-height: 420px;
  border-radius: 8px;
  background: #e8eff5;
}

.datawrapper-map-placeholder {
  min-height: 420px;
  border: 1px dashed var(--app-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--app-text-muted);
  background: #fbfcfd;
  text-align: center;
  padding: 24px;
}

.datawrapper-loading-overlay {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  border-radius: 999px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  color: var(--app-text);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--app-border);
  box-shadow: var(--app-shadow-md);
  padding: 9px 13px;
  text-align: left;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.datawrapper-loading-overlay.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.datawrapper-loading-spinner {
  width: 18px;
  height: 18px;
  border: 3px solid #dbe5f3;
  border-top-color: var(--app-accent);
  border-radius: 50%;
  animation: datawrapper-spin 0.8s linear infinite;
  flex: 0 0 auto;
}

.datawrapper-loading-text {
  font-size: 0.9rem;
  font-weight: 600;
}

@keyframes datawrapper-spin {
  to { transform: rotate(360deg); }
}

.datawrapper-map-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.datawrapper-update-status {
  color: var(--app-text-muted);
  font-size: 0.88rem;
  min-height: 1.3em;
  margin: 8px 0 4px 0;
}

.filter-sidebar-panel > .data-contact-card,
.col-sm-3.filter-sidebar-panel > .data-contact-card {
  border: 1px solid #b9d4fb;
  border-radius: 8px;
  background: #eaf2ff;
  padding: 12px 14px;
  margin: 12px 0 4px 0;
  box-shadow: var(--app-shadow-sm);
}

.data-contact-title {
  color: var(--app-text);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.data-contact-note {
  color: var(--app-text-muted);
  font-size: 0.86rem;
  line-height: 1.4;
}

/* The sidebar's language switcher should look slightly more compact */
.sidebar .form-group label.control-label,
.well .form-group label.control-label { font-weight: 500; color: var(--app-text); }

/* ── Buttons ──────────────────────────────────────────────────────────── */
.btn-primary {
  background-color: var(--app-accent);
  border-color: var(--app-accent);
}
.btn-primary:hover,
.btn-primary:focus {
  background-color: #2369c8;
  border-color: #2369c8;
  box-shadow: 0 0 0 0.2rem rgba(44, 123, 229, 0.2);
}
.btn { border-radius: 6px; font-weight: 500; }
.btn-default,
.btn-light {
  background: #f3f5f8;
  border-color: var(--app-border);
  color: var(--app-text);
}
.shiny-download-link.btn {
  background: #f3f5f8;
  border-color: var(--app-border);
  color: var(--app-text);
}
.shiny-download-link.btn:hover {
  background: var(--app-accent-soft);
  color: var(--app-accent);
  border-color: var(--app-accent);
}

/* ── Tables ───────────────────────────────────────────────────────────── */
table.dataTable {
  border-collapse: separate !important;
  border-spacing: 0;
  font-size: 0.92rem;
}
table.dataTable thead th {
  background: #fbfcfd;
  border-bottom: 2px solid var(--app-border) !important;
  color: var(--app-text);
  font-weight: 600;
}
table.dataTable tbody td {
  border-top: 1px solid var(--app-border-soft) !important;
}
.table {
  font-size: 0.92rem;
  margin-bottom: 0;
}
.table > :not(caption) > * > * { padding: 0.55rem 0.6rem; }
.table-striped > tbody > tr:nth-of-type(odd) > * { background-color: #fafbfd; }

/* renderTable() default output */
.shiny-html-output table {
  width: 100%;
}

/* ── verbatim (status) text ───────────────────────────────────────────── */
pre.shiny-text-output {
  background: #fafbfd;
  border: 1px solid var(--app-border-soft);
  border-radius: 6px;
  color: var(--app-text);
  font-size: 0.88rem;
  padding: 10px 12px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── Form controls polish ─────────────────────────────────────────────── */
.form-control,
.selectize-input {
  border-radius: 6px;
  border-color: var(--app-border);
}
.form-control:focus,
.selectize-input.focus {
  border-color: var(--app-accent);
  box-shadow: 0 0 0 0.15rem rgba(44, 123, 229, 0.15);
}

/* ── Plot containers ──────────────────────────────────────────────────── */
.shiny-plot-output {
  background: var(--app-surface);
  border-radius: 6px;
}

/* ── Misc spacing ─────────────────────────────────────────────────────── */

/* ── Three-line table (论文风格三线表) ────────────────────────────────── */
/* 顶线 + 表头下分隔线 + 底线；无纵向分割；无行间分割；变量名加粗、子级缩进 */

/* 卡片头部与三线表之间清理多余的横线 */
.three-line-card > .card-header {
  border-bottom: 0 !important;
  background: transparent;
  padding-bottom: 4px;
}
.three-line-card > .card-body { padding-top: 0 !important; }

/* DataTables 包裹层、滚动头部和 scroll 容器的边框都去掉，避免叠加成多条线 */
.three-line-table_wrapper,
.three-line-table_wrapper .dataTables_scroll,
.three-line-table_wrapper .dataTables_scrollHead,
.three-line-table_wrapper .dataTables_scrollHeadInner,
.three-line-table_wrapper .dataTables_scrollBody {
  border: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
  overflow: visible !important;
}
.three-line-table_wrapper .dataTables_scrollHead table,
.three-line-table_wrapper .dataTables_scrollBody table {
  border-top: 0 !important;
  margin: 0 !important;
}

/* 表格本体 */
table.three-line-table.dataTable {
  border-collapse: collapse !important;
  border-spacing: 0;
  width: 100% !important;
  font-family: "Times New Roman", "Songti SC", "SimSun", serif;
  font-size: 0.95rem;
  margin: 4px 0 !important;
  box-shadow: none !important;
}

/* 三线表的"顶线"只在 thead 顶部画一条，避免叠加 */
table.three-line-table.dataTable thead th {
  background: transparent !important;
  border-top: 2px solid #1f2d3d !important;       /* 顶线 (top rule) */
  border-bottom: 1px solid #1f2d3d !important;    /* 表头分隔线 */
  border-left: 0 !important;
  border-right: 0 !important;
  font-weight: 600;
  text-align: left;
  padding: 10px 12px !important;
  color: #1f2d3d;
  box-shadow: none !important;
}
/* DataTables 给 th 加了一层 sort / scroll 的辅助 div，可能带边框 */
table.three-line-table.dataTable thead tr,
table.three-line-table.dataTable thead {
  border: 0 !important;
}
table.three-line-table.dataTable tbody tr td {
  background: transparent !important;
  border: 0 !important;
  padding: 5px 12px !important;
  vertical-align: top;
}
table.three-line-table.dataTable tbody tr:hover td {
  background: #f7faff !important;
}
/* 底线只画在最后一行 */
table.three-line-table.dataTable tbody tr:last-child td {
  border-bottom: 2px solid #1f2d3d !important;
}
/* 关闭 stripe / 行边框 */
table.three-line-table.dataTable.stripe tbody tr.odd,
table.three-line-table.dataTable.stripe tbody tr.even,
table.three-line-table.dataTable.display tbody tr.odd,
table.three-line-table.dataTable.display tbody tr.even,
table.three-line-table.dataTable.row-border tbody tr td,
table.three-line-table.dataTable.cell-border tbody tr td {
  background: transparent !important;
  border: 0 !important;
}

/* DataTables 在 thead 内插入排序图标用的小三角，三线表不需要排序，留白即可 */
table.three-line-table.dataTable thead th.sorting,
table.three-line-table.dataTable thead th.sorting_asc,
table.three-line-table.dataTable thead th.sorting_desc,
table.three-line-table.dataTable thead th.sorting_disabled {
  background-image: none !important;
  cursor: default;
  padding-right: 12px !important;
}

/* 列宽 */
table.three-line-table.dataTable td.tlt-col-var,
table.three-line-table.dataTable th:first-child {
  width: 60%;
}
table.three-line-table.dataTable td.tlt-col-val,
table.three-line-table.dataTable th:last-child {
  width: 40%;
  text-align: left;
  font-variant-numeric: tabular-nums;
}
/* 分组首行：变量名加粗 */
.tlt-group {
  font-weight: 700;
  color: #1f2d3d;
}
/* 子级层次：缩进 + 弱色 */
.tlt-level {
  display: inline-block;
  padding-left: 1.6em;
  color: #2c3e50;
}
/* DataTables 默认装饰：搜索/分页等都隐藏 */
.three-line-table_wrapper .dataTables_filter,
.three-line-table_wrapper .dataTables_length,
.three-line-table_wrapper .dataTables_info,
.three-line-table_wrapper .dataTables_paginate {
  display: none !important;
}

hr {
  border: 0;
  border-top: 1px solid var(--app-border-soft);
  margin: 14px 0;
}
.section-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--app-text-muted);
  font-weight: 700;
  margin: 0 0 10px 0;
}
.muted-note { color: var(--app-text-muted); font-size: 0.85rem; }

/* Make the wellPanel-replacement card areas align nicely with siblings */
.dashboard-summary-card .card-body { display: flex; flex-direction: column; gap: 10px; }
.dashboard-summary-card .shiny-download-link { width: 100%; }

@media (max-width: 992px) {
  .filter-sidebar { position: static; max-height: none; }
}

/* ── Three-line table tab: header layout & download button ─────────────── */
.three-line-download-btn {
  white-space: nowrap;
  margin-left: 12px;
}
.three-line-download-btn .fa,
.three-line-download-btn .fas,
.three-line-download-btn svg {
  margin-right: 6px;
}
.card > .card-header .card-title-text {
  font-weight: 600;
}

.app-footer {
  margin: 18px 0 8px 0;
  padding: 14px 18px;
  color: var(--app-text-muted);
  font-size: 0.86rem;
  text-align: center;
}

.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
  float: none !important;
  display: block;
  width: 100%;
  clear: both;
  padding-top: 8px;
  text-align: left;
}

.dataTables_wrapper .dataTables_paginate {
  text-align: right;
  margin-top: 4px;
}

.model-loading-overlay {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  border-radius: 999px;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  color: var(--app-text);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--app-border);
  box-shadow: var(--app-shadow-md);
  padding: 9px 13px;
  text-align: left;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.model-loading-overlay.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.model-loading-spinner {
  width: 18px;
  height: 18px;
  border: 3px solid #dbe5f3;
  border-top-color: var(--app-accent);
  border-radius: 50%;
  animation: datawrapper-spin 0.8s linear infinite;
  flex: 0 0 auto;
}

.model-loading-shell {
  position: relative;
}

.model-loading-text {
  font-size: 0.9rem;
  font-weight: 600;
}

.prediction-results-column {
  display: flex;
  flex-direction: column;
  align-self: start;
  gap: 16px;
  width: 100%;
  min-width: 0;
}

.prediction-results-column > .card,
.prediction-results-column > .bslib-card {
  flex: 0 0 auto;
  width: 100%;
}

.leaflet-map-container {
  height: 560px;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--app-border);
  z-index: 1;
  background: #e8eff5;
}

.leaflet-map-container.leaflet-container {
  background: #e8eff5;
}

.leaflet-map-container .leaflet-tooltip {
  border: 1px solid #d9e1e8;
  border-radius: 4px;
  color: var(--app-text);
  box-shadow: var(--app-shadow-md);
  font-family: inherit;
  font-weight: 600;
  padding: 7px 9px;
}

.leaflet-map-container .leaflet-bar {
  border: 1px solid #d4dde6;
  box-shadow: var(--app-shadow-sm);
}

.leaflet-map-container .leaflet-bar a {
  color: #334155;
  border-bottom-color: #e2e8f0;
}

.trial-map-legend {
  max-height: 280px;
  overflow-y: auto;
  padding: 10px 12px;
  border: 1px solid #d9e1e8;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--app-shadow-md);
  color: var(--app-text);
  font-size: 0.8rem;
}

.trial-map-legend-title {
  margin-bottom: 6px;
  font-weight: 700;
}

.trial-map-legend-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 3px 0;
}

.trial-map-legend-swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  flex: 0 0 14px;
  border: 1px solid rgba(15, 23, 42, 0.18);
  border-radius: 2px;
}

.leaflet-map-container .leaflet-control-attribution {
  font-size: 0.7rem;
}

.leaflet-map-container .leaflet-control-scale-line {
  font-size: 0.75rem;
}

@media (max-width: 768px) {
  .leaflet-map-container {
    height: 420px;
  }

  .trial-map-legend {
    max-height: 210px;
    font-size: 0.74rem;
  }
}