/* ===== Reset & Variables ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --bg-panel: #161b27;
  --bg-card: #1e2535;
  --bg-hover: #252d40;
  --bg-selected: #1a3a5c;
  --border: #2a3349;
  --accent: #3b82f6;
  --accent-dim: #1d4ed8;
  --text: #e2e8f0;
  --text-dim: #a8b8d0;
  --text-muted: #7a8599;
  --study-color: #60a5fa;
  --series-color: #34d399;
  --instance-color: #f9a825;
  --success: #10b981;
  --error: #ef4444;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius: 6px;
  --shadow: 0 2px 8px rgba(0,0,0,0.4);

  /* Semantic colors */
  --blue: #63b3ed;
  --purple: #a78bfa;
  --purple-solid: #7c3aed;
  --yellow: #fbbf24;
  --bg-highlight: rgba(251,191,36,0.18);

  /* Font sizes */
  --font-size-big-stat: 42px;
  --font-size-sel-stat: 26px;
}

html, body {
  height: 100%;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

/* ===== Header ===== */
#top-bar {
  background: #1a1d27;
  border-bottom: 1px solid #2d3748;
  padding: 0 32px;
  height: 56px;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.logo {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 700;
  color: var(--blue);
  flex-shrink: 0;
}
.nav-tabs {
  display: flex;
  gap: 24px;
  margin-left: 48px;
}
.nav-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 16px;
}
.header-sel-widget {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.header-sel-num {
  font-size: var(--font-size-sel-stat);
  font-weight: 700;
  color: var(--blue);
  letter-spacing: -1px;
  line-height: 1;
}
.header-sel-label {
  font-size: 9px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
}
.nav-username { font-size: 12px; color: var(--text-dim); }
.build-badge {
  font-family: var(--font);
  font-size: 10px;
  color: var(--text-muted);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 7px;
  letter-spacing: 0.3px;
}
.inline-drop-zone {
  border: 1.5px dashed var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  text-align: center;
  transition: border-color 0.15s, background 0.15s;
  margin-top: 4px;
  background:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 6px,
      rgba(255,255,255,0.06) 6px,
      rgba(255,255,255,0.06) 8px
    );
}
.inline-drop-zone.drag-over {
  border-color: var(--accent);
  background:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 6px,
      rgba(59,130,246,0.25) 6px,
      rgba(59,130,246,0.25) 8px
    );
}
.inline-drop-zone.idz-disabled {
  opacity: 0.4;
  pointer-events: none;
}
.idz-label {
  font-size: 11px;
  color: var(--text-muted);
  padding: 2px 0;
}
.inline-drop-zone.idz-clickable {
  cursor: pointer;
}
.inline-drop-zone.idz-clickable:hover {
  border-color: var(--text-muted);
}
.pacs-sel-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0 0;
}
.pacs-sel-col {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}
.pacs-sel-title {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}
.pacs-mod-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
  flex: 1;
  min-width: 0;
}
.pacs-mod-row.empty { visibility: hidden; }
.pacs-mod-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1px 8px;
  font-size: 11px;
  line-height: 1.5;
}
.pacs-mod-name {
  font-weight: 600;
  color: var(--text);
}
.pacs-mod-count {
  color: var(--text-muted);
  font-size: 10px;
}
.idz-progress { display: flex; flex-direction: column; gap: 4px; }
.idz-progress-label { font-size: 11px; color: var(--text-dim); }
.idz-progress-detail { font-size: 10px; color: var(--text-dim); }
.idz-result {
  font-size: 11px;
  padding: 2px 0;
}
.idz-result-stat { margin-right: 6px; }
.idz-result-stat.green  { color: var(--success); }
.idz-result-stat.yellow { color: var(--yellow); }
.idz-result-stat.red    { color: var(--error); }
.pacs-card-actions {
  display: flex;
  gap: 6px;
  padding-top: 6px;
  border-top: 1px solid var(--border);
  justify-content: center;
}
.header-disk-widget {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
  padding: 0 12px;
  border-right: 1px solid var(--border);
  margin-right: 4px;
  gap: 2px;
}
.header-disk-pct {
  font-size: 26px;
  font-weight: 700;
  color: var(--yellow);
  letter-spacing: -1px;
  line-height: 1;
}
.header-disk-free {
  font-size: 9px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

/* ===== Layout ===== */
body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ===== Tab buttons (in top bar) ===== */
.tab-btn {
  background: none;
  border: none;
  color: #a0aec0;
  cursor: pointer;
  font-size: 14px;
  font-weight: 400;
  font-family: var(--sans);
  text-decoration: none;
  transition: color 0.15s;
  white-space: nowrap;
  padding: 0;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--blue); font-weight: 600; }
.tab-btn.conflict { color: #ca8a04; }
/* Log error/warn badge */
.log-badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 5px;
  border-radius: 9px; margin-left: 6px;
  background: var(--error, #ef4444); color: #fff;
  font-size: 11px; font-weight: 700; line-height: 1;
}
.log-badge.hidden { display: none; }

/* ===== Tab panels ===== */
.tab-panel {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.tab-panel.hidden { display: none; }

/* ===== Logs tab ===== */
#logs-page {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  padding: 12px 16px;
}
.logs-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  flex-shrink: 0;
}
.logs-toolbar input[type="text"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 5px 10px;
  font-size: 13px;
  font-family: var(--font);
  color: var(--text);
  width: 240px;
}
.btn-logs-search-clear {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  padding: 0 2px;
  margin-left: -28px;
  line-height: 1;
}
.btn-logs-search-clear:hover { color: var(--text); }
.logs-level-group {
  display: flex;
  gap: 2px;
  align-items: center;
  padding: 0 8px;
  border-right: 1px solid var(--border);
  margin-right: 4px;
}
.logs-level-btn {
  font-size: 10px;
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.logs-level-btn:hover { background: rgba(255,255,255,0.06); color: var(--text); }
.logs-level-btn.active {
  background: rgba(59,130,246,0.2);
  border-color: rgba(59,130,246,0.4);
  color: var(--accent);
}
.logs-autoscroll-label {
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  cursor: pointer;
  user-select: none;
}
/* Log scroll wrapper — positions the tickmark canvas over the scrollbar */
.logs-scroll-wrap {
  flex: 1; position: relative; min-height: 0;
  display: flex; flex-direction: column;
}
.logs-scroll {
  flex: 1;
  overflow-y: auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font);
  font-size: 12px;
  line-height: 1.6;
  padding: 8px 12px;
  min-height: 0;
}
/* Make scrollbar more visible */
.logs-scroll::-webkit-scrollbar { width: 12px; }
.logs-scroll::-webkit-scrollbar-track { background: rgba(255,255,255,0.05); border-radius: 6px; }
.logs-scroll::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.25); border-radius: 6px;
  border: 2px solid transparent; background-clip: content-box;
}
.logs-scroll::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.4); background-clip: content-box; }
/* Tickmarks canvas overlays the scrollbar track */
.logs-tickmarks {
  position: absolute; right: 0; top: 0; bottom: 0;
  width: 12px; pointer-events: none;
}
.log-line {
  white-space: pre-wrap;
  word-break: break-all;
  padding: 1px 0;
}
.log-line.log-error   { color: #ef4444; }
.log-line.log-warning { color: #f59e0b; }
.log-line.log-info    { color: var(--text); }
.log-line.log-debug   { color: var(--text-muted); }
.log-line.log-trace   { color: var(--text-dim); font-style: italic; }
.log-line-dimmed      { }
.log-line-match       { }
.log-mark-highlight {
  color: #000;
  background: var(--yellow);
  border-radius: 2px;
}

main {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) minmax(200px, 1.5fr) minmax(280px, 1.5fr);
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

/* ===== Settings page ===== */
#tab-settings {
  overflow: hidden;
}
#settings-page {
  display: flex;
  flex-direction: row;
  height: 100%;
  overflow: hidden;
}

/* Left-hand section nav */
#settings-sidenav {
  width: 148px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.settings-tab-btn {
  background: none;
  border: none;
  border-radius: var(--radius);
  color: var(--text-dim);
  padding: 8px 14px;
  text-align: left;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.12s, color 0.12s;
  white-space: nowrap;
}
.settings-tab-btn:hover { background: var(--bg-hover); color: var(--text); }
.settings-tab-btn.active {
  background: rgba(59,130,246,0.12);
  color: var(--accent);
}
.settings-tab-btn.conflict { background: rgba(202,138,4,0.12); color: #ca8a04; }
.settings-tab-btn.conflict.active { background: rgba(202,138,4,0.18); }
/* Sidenav expandable sub-lists (SCP/SCU items) */
.sidenav-sublist {
  display: none; flex-direction: column; gap: 1px;
  padding-left: 16px; overflow: hidden;
}
.sidenav-sublist.expanded { display: flex; }
.sidenav-sub-item {
  background: none; border: none; border-radius: var(--radius);
  color: var(--text-dim); padding: 5px 12px; text-align: left;
  cursor: pointer; font-size: 12px; font-weight: 400;
  transition: background 0.12s, color 0.12s;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidenav-sub-item:hover { background: var(--bg-hover); color: var(--text); }
.sidenav-sub-item.active {
  background: rgba(59,130,246,0.10); color: var(--accent); font-weight: 600;
}
.sidenav-sub-add {
  background: none; border: none; border-radius: var(--radius);
  color: var(--text-muted); padding: 4px 12px; text-align: left;
  cursor: pointer; font-size: 11px; font-weight: 400;
  opacity: 0.7; transition: opacity 0.12s, color 0.12s;
}
.sidenav-sub-add:hover { opacity: 1; color: var(--accent); }
/* Remove button inside detail panel */
.btn-remove-inline { align-self: flex-end; font-size: 12px; margin-bottom: 4px; }
/* Empty state for detail panel */
.cfg-detail-empty { color: var(--text-muted); font-size: 13px; font-style: italic; padding: 20px 0; }

/* Right-hand content area */
#settings-content-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}
#settings-detail-toolbar {
  flex-shrink: 0;
  display: flex; align-items: center; gap: 10px;
  padding: 10px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
}
#settings-scroll-area {
  flex: 1;
  overflow-y: auto;
  padding: 28px 32px 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
#settings-scroll-area > .settings-panel {
  max-width: 700px;
}

/* Section panels */
.settings-panel { display: flex; flex-direction: column; gap: 20px; }
.settings-panel.hidden { display: none; }

/* Config selector row (SCU/SCP dropdowns) */
.cfg-selector-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.cfg-select {
  flex: 1;
  padding: 7px 10px;
  font-size: 13px;
  font-family: var(--font);
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg-card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23a0aec0'/%3E%3C/svg%3E") no-repeat right 10px center;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  cursor: pointer;
  padding-right: 28px;
}
.cfg-select:focus { border-color: var(--accent); }
.btn-danger-subtle { color: var(--text-muted); }
.btn-danger-subtle:hover { color: #e74c3c; border-color: #e74c3c; }

/* Config detail panel */
.cfg-detail-section {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cfg-detail-section h4 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.cfg-field {
  display: flex;
  align-items: center;
  gap: 10px;
}
.cfg-field label {
  font-size: 12px;
  color: var(--text-dim);
  width: 120px;
  flex-shrink: 0;
}
.cfg-field input[type="text"],
.cfg-field input[type="number"] {
  flex: 1;
  padding: 5px 8px;
  font-size: 13px;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  outline: none;
}
.cfg-field input:focus { border-color: var(--accent); }
.cfg-cb-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 2px 0;
  cursor: pointer;
  user-select: none;
}
.cfg-gantry-section {
  background: rgba(217,170,45,0.08);
  border-color: rgba(217,170,45,0.3);
}
.cfg-gantry-section h4 { flex: 1; margin: 0; }
.gantry-enable-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-dim);
  cursor: pointer;
  white-space: nowrap;
}
.gantry-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Dual-pool picker */
.dual-pool {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.dual-pool-col-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 5px;
}
.dual-pool-col-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  flex: 1;
}
.dual-pool-btn {
  background: transparent;
  color: var(--accent);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 4px;
  padding: 1px 7px;
  cursor: pointer;
  font-size: 10px;
  font-family: var(--font);
  white-space: nowrap;
  flex-shrink: 0;
}
.dual-pool-btn:hover { background: rgba(59,130,246,0.1); }
.dual-pool-btn.danger { color: #fc8181; border-color: rgba(252,129,129,0.3); }
.dual-pool-btn.danger:hover { background: rgba(252,129,129,0.1); }
.dual-pool-list {
  height: 220px;
  overflow-y: auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 0;
}
.dp-search {
  width: 100%;
  padding: 5px 8px;
  font-size: 12px;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  outline: none;
  margin-bottom: 5px;
  box-sizing: border-box;
}
.dp-search:focus { border-color: var(--accent); }
.dp-abbr {
  color: var(--accent);
  font-size: 11px;
  width: 52px;
  min-width: 52px;
  flex-shrink: 0;
  text-align: right;
}
.dp-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dp-uid {
  font-size: 10px;
  color: var(--text-muted);
  flex-shrink: 0;
}
.dual-pool-item {
  padding: 4px 10px;
  font-size: 12px;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.dual-pool-item:hover { background: var(--bg-hover); color: var(--text); }
.dual-pool-selected-item {
  display: flex;
  align-items: baseline;
  gap: 5px;
  padding: 3px 10px;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
  user-select: none;
  border-radius: 3px;
}
.dual-pool-selected-item:hover { background: var(--bg-hover); }
.dual-pool-selected-item.active { background: rgba(59,130,246,0.15); }
.dual-pool-remove {
  background: transparent;
  border: none;
  color: #fc8181;
  cursor: pointer;
  padding: 0 2px;
  font-size: 14px;
  line-height: 1;
  flex-shrink: 0;
}
.btn-anon-info {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  margin-left: 6px;
  padding: 0;
  flex-shrink: 0;
}
.btn-anon-info:hover { background: rgba(59,130,246,0.1); border-color: var(--accent); }
.dual-pool-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-size: 11px;
  color: var(--text-muted);
}

/* (settings-page-footer removed — toolbar is now #settings-detail-toolbar) */

/* ===== Shared viewer layout (SCPs / PACS tabs) ===== */
.viewer-page {
  display: flex;
  flex-direction: row;
  height: 100%;
  overflow: hidden;
}
.viewer-sidenav {
  width: 160px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  padding: 8px;
  gap: 2px;
}
.viewer-sidenav-btn {
  background: none;
  border: none;
  border-radius: var(--radius);
  color: var(--text-dim);
  padding: 8px 10px;
  text-align: left;
  cursor: pointer;
  font-size: 12px;
  font-family: var(--font);
  font-weight: 500;
  transition: background 0.12s, color 0.12s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
}
.viewer-sidenav-btn:hover { background: var(--bg-hover); color: var(--text); }
.viewer-sidenav-btn.active { background: rgba(59,130,246,0.12); color: var(--accent); }
.viewer-sidenav-count {
  font-size: 10px;
  color: var(--yellow);
  font-family: var(--font);
  flex-shrink: 0;
}
.viewer-sidenav-btn.active .viewer-sidenav-count { color: #93c5fd; }
.viewer-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  min-height: 0;
}
.viewer-detail {
  height: 280px;
  flex-shrink: 0;
  overflow-y: auto;
  padding: 16px 24px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.viewer-detail-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  gap: 12px;
}

/* ===== Dashboard columns ===== */
#scp-column, #pacs-column {
  background: var(--bg-panel);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  border-right: 1px solid var(--border);
}
#scp-column > .col-header, #pacs-column > .col-header {
  position: sticky;
  top: 0;
}
#scu-dest-wrapper {
  background: var(--bg-panel);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.scu-dest-headers {
  display: flex;
  flex-shrink: 0;
  border-bottom: 1px solid var(--border);
}
.scu-dest-header-scu { flex: 2; border-right: 1px solid var(--border); }
.scu-dest-header-dest { flex: 1; }
.scu-dest-scroll {
  flex: 1;
  display: flex;
  overflow-y: auto;
  overflow-x: hidden;
}
.scu-cards-col { flex: 1; border-right: 1px solid var(--border); }
.dest-cards-col { flex: 1; }
.col-header {
  padding: 10px 12px;
  font-size: 11px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  background: var(--bg-panel);
  z-index: 1;
}
.col-header-btn {
  margin-left: auto;
  font-size: 11px !important;
  padding: 3px 10px !important;
}
.col-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}
.cards-list {
  padding: 8px;
  display: flex;
  flex-direction: column;
}
#scp-column > .cards-list {
  flex: 1;
  gap: 8px;
}

/* ===== SCP / SCU Cards ===== */
.scp-card, .scu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}
.scp-card.running { border-color: rgba(16,185,129,0.3); }
.scp-card.stopped { border-color: rgba(239,68,68,0.2); }
.scp-d2p-icon-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  margin-left: auto;
}
.scp-d2p-icon {
  font-size: 32px;
  line-height: 1;
  color: var(--accent);
  opacity: 0.5;
}
.scp-d2p-label {
  font-size: 9px;
  font-weight: 600;
  color: var(--accent);
  opacity: 0.6;
  line-height: 1.2;
  text-align: center;
  letter-spacing: 0.02em;
}
.scp-staging-icon {
  position: relative;
  font-size: 32px;
  line-height: 1;
  color: var(--text-muted);
  opacity: 0.25;
  flex-shrink: 0;
  align-self: center;
  margin-left: auto;
}
.scp-staging-icon::after {
  content: '\00d7';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: #e74c3c;
  opacity: 0.7;
}
.scp-count-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.scp-count-col {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.card-clickable { cursor: pointer; transition: border-color 0.15s, background 0.15s; }
.card-clickable:hover { border-color: var(--accent) !important; background: var(--bg-hover); }

/* SCU card two-column layout */
.scu-card-body {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}
.scu-card-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.scu-card-buttons {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex-shrink: 0;
}
.scu-card-buttons .btn-card {
  text-align: center;
}
.scu-send-result {
  padding-top: 6px;
  border-top: 1px solid var(--border);
  margin-top: 2px;
}
.scu-totals-row {
  display: flex;
  gap: 4px;
  justify-content: space-around;
  padding: 4px 0;
}
.scu-total-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.scu-total-time {
  display: flex;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  padding: 0 4px;
}
.scu-fail-clickable {
  cursor: pointer;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
}
.scu-fail-clickable:hover {
  text-decoration-style: solid;
}
.scu-fail-popup {
  position: fixed;
  z-index: 300;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  min-width: 200px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}
.scu-fail-popup-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 3px 0;
  font-size: 12px;
  color: var(--text);
}
.scu-fail-popup-label {
  color: var(--text-dim);
}
.scu-fail-popup-count {
  font-family: var(--font);
  font-weight: 600;
  min-width: 24px;
  text-align: right;
}
.scu-fail-popup-count.error-num {
  color: #ef4444;
}
.scu-rejected-badge {
  display: inline-block;
  margin-top: 4px;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #ef4444;
  background: rgba(239,68,68,0.12);
  border: 1px solid rgba(239,68,68,0.4);
  border-radius: 4px;
}
.scu-send-errors {
  margin-top: 6px;
  padding: 6px 8px;
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.25);
  border-radius: 4px;
  max-height: 80px;
  overflow-y: auto;
}
.scu-send-error-line {
  font-size: 11px;
  font-family: var(--font);
  color: #ef4444;
  padding: 1px 0;
  white-space: pre-wrap;
  word-break: break-all;
}
.scu-send-progress {
  padding-top: 6px;
  border-top: 1px solid var(--border);
  margin-top: 2px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.scu-send-progress-label {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-big-count.error-num { color: var(--error); }
.card-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  flex-shrink: 0;
  background: var(--text-muted);
}
.card-status-dot.running { background: var(--success); box-shadow: 0 0 4px rgba(16,185,129,0.5); }
.card-status-dot.stopped { background: var(--error); }
.card-ae-title {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.scp-overwrite-badge {
  font-size: 10px;
  font-weight: 600;
  color: var(--yellow);
  background: rgba(251,191,36,0.15);
  border: 1px solid rgba(251,191,36,0.4);
  border-radius: 4px;
  padding: 1px 6px;
  margin-left: 8px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  animation: overwrite-flash 0.6s ease-in-out 3;
}
@keyframes overwrite-flash {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.3; }
}
.card-name {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-port {
  font-family: var(--font);
  font-size: 11px;
  color: var(--text-dim);
}
.card-actions {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  margin-top: 2px;
}
.btn-card {
  font-size: 13px;
  padding: 6px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.08);
  color: var(--text);
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.btn-card:hover { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.35); }
.scu-card-info > .btn-card { align-self: flex-start; margin-top: 2px; }
.btn-card-start { }
.btn-card-start:hover { }
.btn-card-stop  { }
.btn-card-stop:hover  { }
.btn-card-echo  { }
.btn-card-echo:hover  { }
.btn-card-ping  { }
.btn-card-ping:hover  { }
.btn-card-keep  { }
.btn-card-keep:hover  { }
.btn-card-erase { }
.btn-card-erase:hover { }
/* Auto-keep LED button */
.btn-card-auto { display: flex; align-items: center; gap: 5px; }
.auto-led {
  display: inline-block; width: 8px; height: 8px;
  border-radius: 50%; background: #4b5563; flex-shrink: 0;
  transition: background 0.2s, box-shadow 0.2s;
}
.auto-on .auto-led { background: #10b981; box-shadow: 0 0 5px rgba(16,185,129,0.7); }
/* Keep group box */
.scp-keep-group {
  position: relative;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  padding: 10px 8px 8px;
  display: flex; flex-direction: column; gap: 6px;
}
.scp-keep-group-label {
  position: absolute; top: -8px; left: 8px;
  background: var(--bg-card); padding: 0 5px;
  font-size: 10px; font-weight: 600;
  color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.6px;
}
.btn-card-send  { }
.btn-card-send:hover  { }
.btn-card-gantry { border-color: var(--purple); color: var(--purple); }
.btn-card-gantry:hover { background: rgba(167,139,250,0.15); }
.scu-card.gantry-active { border-color: rgba(167,139,250,0.6); }
/* Gantry button progress bar */
.btn-card-stop, .btn-card-gantry { position: relative; overflow: hidden; }
.gantry-bar-bg {
  position: absolute; left: 0; top: 0; bottom: 0;
  background: rgba(139,92,246,0.25);
  width: 0; transition: width 0.5s linear;
  pointer-events: none; border-radius: var(--radius);
}
.gantry-label { position: relative; z-index: 1; }
.scu-anon-badge {
  font-size: 9px;
  font-weight: 700;
  color: #f59e0b;
  letter-spacing: 0.05em;
  margin-left: 6px;
  border: 1px solid #f59e0b;
  border-radius: 3px;
  padding: 1px 4px;
  vertical-align: middle;
}
.dest-routing-badge {
  font-size: 9px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.05em;
  margin-left: 6px;
  border: 1px solid var(--blue);
  border-radius: 3px;
  padding: 1px 4px;
  vertical-align: middle;
}
/* Gantry sending — purple tint on the big sent/failed numbers */
.gantry-sending .card-big-count { color: var(--purple); }
.gantry-sending .card-big-count.error-num { color: #f87171; }
.gantry-sending .card-big-label { color: #8b5cf6; }
.btn-card:disabled { opacity: 0.35; cursor: not-allowed; }
.btn-card.primary { background: var(--blue); color: #1a1d27; font-weight: 600; border-color: var(--blue); }
.btn-card.primary:hover { background: #90cdf4; border-color: #90cdf4; }
.btn-card.dirty { background: var(--blue); color: #1a1d27; font-weight: 600; border-color: var(--blue); }
.btn-card.dirty:hover { background: #90cdf4; border-color: #90cdf4; }
.btn-card.danger { color: #f87171; border-color: rgba(248,113,113,0.3); }
.btn-card.danger:hover { background: rgba(248,113,113,0.15); }
.card-count-badge {
  margin-left: auto;
  font-family: var(--font);
  font-size: 10px;
  font-weight: 600;
  color: var(--yellow);
  background: rgba(251,191,36,0.12);
  border: 1px solid rgba(251,191,36,0.3);
  border-radius: 8px;
  padding: 1px 7px;
  white-space: nowrap;
}
.card-big-count {
  font-family: var(--font);
  font-size: var(--font-size-big-stat);
  font-weight: 700;
  text-align: center;
  line-height: 1;
  padding: 10px 0 2px;
  color: var(--yellow);
  letter-spacing: -1px;
}
#pacs-sel-patients, #pacs-sel-studies, #pacs-sel-objects { color: var(--blue); font-size: var(--font-size-sel-stat); }
.card-big-count.zero {
  color: var(--text-muted);
  font-weight: 400;
}
.card-big-label {
  font-size: 10px;
  text-align: center;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

/* Echo sub-panel on SCU card */
.scu-echo-panel {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding-top: 6px;
  border-top: 1px solid var(--border);
  margin-top: 2px;
}
.scu-echo-panel.open { display: flex; }
.echo-dest-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 6px;
  border-radius: 4px;
  cursor: pointer;
  gap: 8px;
  font-size: 11px;
  font-family: var(--font);
  background: var(--bg);
  border: 1px solid var(--border);
}
.echo-dest-row:hover { border-color: var(--accent); }
.echo-dest-label { color: var(--text); flex: 1; }
.echo-dest-status {
  font-size: 12px;
  font-weight: bold;
  min-width: 16px;
  text-align: center;
}
.echo-dest-status.pending { color: var(--text-muted); }
.echo-dest-status.ok   { color: var(--success); }
.echo-dest-status.fail { color: var(--error); }
.echo-no-dest {
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
  padding: 2px 4px;
}

/* SCU card destination tags */
.scu-card-dests {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px 0 2px;
  min-height: 20px;
}
.scu-card-dest-tag {
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(124,58,237,0.3);
  color: var(--purple);
  border-radius: 3px;
  padding: 1px 6px;
  font-size: 10px;
  font-family: var(--font);
}
.scu-card-dest-none {
  font-size: 10px;
  color: var(--yellow);
  font-style: italic;
}
/* Destination cards */
.dest-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}
.dest-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.dest-scu-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding-top: 2px;
}
.dest-scu-tag {
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.3);
  color: #60a5fa;
  border-radius: 3px;
  padding: 1px 6px;
  font-size: 10px;
  font-family: var(--font);
}
.dest-card-empty {
  border-style: dashed;
  opacity: 0.5;
}
.scu-card.has-destinations {
  border-color: rgba(16,185,129,0.3);
}
.scu-card.no-destinations {
  border-color: var(--yellow);
  box-shadow: 0 0 0 1px rgba(251,191,36,0.3);
}
/* Context menu */
.ctx-menu {
  position: fixed;
  z-index: 1000;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 0;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  min-width: 180px;
}
.ctx-menu-item {
  padding: 6px 14px;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
}
.ctx-menu-item:hover {
  background: var(--bg-hover);
  color: var(--accent);
}
.scp-card, .scu-card { position: relative; }
.scu-card.scu-sending::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: rgba(14, 18, 27, 0.6);
  z-index: 5;
}
.scu-card.scu-sending::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 28px; height: 28px;
  margin: -14px 0 0 -14px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  z-index: 6;
  animation: scu-spin 0.7s linear infinite;
}
@keyframes scu-spin { to { transform: rotate(360deg); } }

/* SCU config entries in settings */
.scu-config-entry {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin-bottom: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.scu-config-top-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.scu-config-entry input[type="text"],
.scu-config-entry input[type="number"] {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font);
}
.scu-config-entry .f-name { width: 90px; }
.scu-config-entry .f-ae   { width: 120px; }
.scu-config-entry .f-port { width: 70px; }
.scu-dest-section {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding-top: 4px;
  border-top: 1px solid var(--border);
}
.scu-dest-label {
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  padding-top: 2px;
  min-width: 80px;
}
.scu-dest-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.scu-dest-check-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-family: var(--font);
  color: var(--text);
  cursor: pointer;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 8px;
}
.scu-dest-check-label:hover { border-color: var(--purple); }
.scu-dest-check-label input[type="checkbox"] { cursor: pointer; }
.scu-dest-none {
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
}

/* Transfer Syntax section */
.scu-gantry-section {
  border-top: 1px solid var(--border);
  padding-top: 6px;
  margin-top: 4px;
}
.scu-gantry-content {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.gantry-interval-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-dim);
}
.gantry-interval {
  width: 60px;
  padding: 2px 6px;
  font-size: 11px;
  font-family: var(--font);
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-card);
  color: var(--text);
}
.gantry-jitter-note { font-size: 10px; color: var(--text-muted); }
.gantry-sop-list {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 10px;
  max-height: 200px;
  overflow-y: auto;
}
.scu-ts-section {
  border-top: 1px solid var(--border);
  padding-top: 6px;
  margin-top: 4px;
}
.scu-ts-header {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  font-size: 11px;
  color: var(--text-dim);
  padding: 2px 0;
}
.scu-ts-header:hover { color: var(--text); }
.scu-ts-toggle { font-size: 9px; color: var(--text-muted); }
.scu-ts-summary { font-size: 11px; }
.scu-ts-content {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.scu-ts-ctrl-row {
  display: flex;
  gap: 6px;
}
.btn-ts-ctrl {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 3px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-dim);
  cursor: pointer;
}
.btn-ts-ctrl:hover { border-color: var(--accent); color: var(--text); }
.scu-ts-group {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.scu-ts-group-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 2px;
}
.scu-ts-checks {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 4px;
}
.scu-ts-check-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-dim);
  cursor: pointer;
  padding: 1px 4px;
  border-radius: 3px;
}
.scu-ts-check-label:hover { color: var(--text); background: var(--bg-hover); }
.scu-ts-check-label input[type="checkbox"] { cursor: pointer; }

/* ===== PACS card ===== */
.pacs-card {
  background: linear-gradient(135deg, #1a2740 0%, #1e2d4a 100%);
  border: 1px solid #2e4a6e;
  border-radius: var(--radius);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}


.pacs-sys-row {
  display: flex;
  gap: 4px;
  justify-content: center;
  padding-bottom: 6px;
  margin-bottom: 2px;
  border-bottom: 1px solid var(--border);
}
.pacs-sys-cell {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
}
.pacs-sys-icon {
  font-size: 28px;
  line-height: 1;
  color: var(--text-dim);
  opacity: 0.6;
  flex-shrink: 0;
}
.pacs-sys-text {
  display: flex;
  flex-direction: column;
}
.pacs-sys-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  font-family: var(--font);
  line-height: 1.2;
}
.pacs-sys-label {
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.03em;
  line-height: 1.2;
}
.cpu-gauge {
  flex-shrink: 0;
  opacity: 0.8;
}
.card-stats-row {
  display: flex;
  gap: 4px;
  justify-content: space-between;
}
.card-stat-cell {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
}
.card-disk-free {
  font-size: 10px;
  color: var(--text-dim);
  text-align: center;
  margin-top: 2px;
}

/* Shared viewer table section (SCPs / PACS tabs) */
.viewer-table-section {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.viewer-table-toolbar {
  padding: 10px 16px;
  font-weight: 600;
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  background: var(--bg-panel);
}
.viewer-table-scroll {
  flex: 1;
  overflow-y: auto;
  overflow-x: auto;
  min-height: 0;
}

.badge {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 10px;
  padding: 1px 8px;
  font-size: 11px;
  font-family: var(--font);
}

/* ===== Study Table ===== */
.study-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  table-layout: fixed;
}
.study-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
}
.study-table th {
  padding: 6px 8px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  border-bottom: 2px solid var(--border);
  background: var(--bg-card);
  white-space: nowrap;
  overflow: hidden;
}
.th-cb    { width: 32px; }
.th-pid   { width: 12%; }
.th-pname { width: 22%; }
.th-sex   { width: 60px; }
.th-dob   { width: 90px; }
.th-mod   { width: auto; }

.th-sort { cursor: pointer; user-select: none; }
.th-sort:hover { color: var(--text); }
.th-sort.sort-asc::after  { content: ' \2191'; color: var(--accent); }
.th-sort.sort-desc::after { content: ' \2193'; color: var(--accent); }

.study-table td {
  padding: 5px 8px;
  border-bottom: 1px solid rgba(42,51,73,0.6);
  vertical-align: middle;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.td-cb { width: 32px; text-align: center; padding: 0; }
.td-name { }
.td-desc { color: var(--text-dim); }

/* Patient rows */
.patient-row { cursor: pointer; }
.patient-row:hover td { background: var(--bg-hover); }
.patient-row.row-expanded td { background: rgba(255,255,255,0.03); }
.td-pid   { font-size: 12px; }
.td-pname { font-weight: 500; }
.td-sex   { color: var(--text-dim); font-size: 12px; }
.td-dob   { color: var(--text-dim); font-size: 12px; }

/* Study header row (appears when patient expands) */
.study-header-row td, .study-hdr-cell {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  background: rgba(255,255,255,0.02) !important;
  border-bottom: 1px solid var(--border);
  padding: 3px 8px;
  pointer-events: none;
}

/* Series datetime cell */
.td-series-dt { font-size: 11px; }

/* Study rows */
.study-row { cursor: pointer; }
.study-row:hover td { background: var(--bg-hover); }
.study-row.selected td { background: var(--bg-selected); }
.study-row.selected td:first-child { border-left: 3px solid var(--accent); }

/* Series rows */
.series-row { cursor: pointer; }
.series-row td { background: rgba(255,255,255,0.015); }
.series-row:hover td { background: var(--bg-hover); }
.series-row.selected td { background: var(--bg-selected); }
.series-row.selected td:first-child { border-left: 3px solid var(--series-color); }

/* Instance rows */
.instance-row { cursor: pointer; }
.instance-row td { background: rgba(255,255,255,0.008); }
.instance-row:hover td { background: var(--bg-hover); }
.instance-row.selected td { background: var(--bg-selected); }
.instance-row.selected td:first-child { border-left: 3px solid var(--instance-color); }

/* Hidden child rows */
.row-child.hidden { display: none; }

/* Cell inner layout (toggle + icon + text) */
.cell-inner {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
}
.cell-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.row-toggle {
  font-size: 9px;
  color: var(--text-muted);
  transition: transform 0.15s;
  flex-shrink: 0;
  width: 12px;
  text-align: center;
  cursor: pointer;
}
.row-toggle.expanded { transform: rotate(90deg); }
.row-icon { font-size: 13px; flex-shrink: 0; }
.indent-1 { display: inline-block; width: 16px; flex-shrink: 0; }
.indent-2 { display: inline-block; width: 32px; flex-shrink: 0; }

/* Modality badge */
.mod-badge, .series-mod-badge {
  display: inline-block;
  font-size: 10px;
  font-family: var(--font);
  padding: 1px 5px;
  border-radius: 3px;
  margin-right: 3px;
  white-space: nowrap;
  /* default: blue */
  background: rgba(59,130,246,0.15);
  color: #93c5fd;
  border: 1px solid rgba(59,130,246,0.2);
}
/* Modality color coding */
.mod-badge[data-mod="MG"], .series-mod-badge[data-mod="MG"]
  { background: rgba(244,114,182,0.15); color: #f472b6; border-color: rgba(244,114,182,0.3); }
.mod-badge[data-mod="CR"], .series-mod-badge[data-mod="CR"]
  { background: rgba(96,165,250,0.15); color: #60a5fa; border-color: rgba(96,165,250,0.3); }
.mod-badge[data-mod="DX"], .series-mod-badge[data-mod="DX"]
  { background: rgba(129,140,248,0.15); color: #818cf8; border-color: rgba(129,140,248,0.3); }
.mod-badge[data-mod="CT"], .series-mod-badge[data-mod="CT"]
  { background: rgba(52,211,153,0.15); color: #34d399; border-color: rgba(52,211,153,0.3); }
.mod-badge[data-mod="MR"], .series-mod-badge[data-mod="MR"]
  { background: rgba(251,191,36,0.15); color: var(--yellow); border-color: rgba(251,191,36,0.3); }
.mod-badge[data-mod="US"], .series-mod-badge[data-mod="US"]
  { background: rgba(45,212,191,0.15); color: #2dd4bf; border-color: rgba(45,212,191,0.3); }
.mod-badge[data-mod="NM"], .series-mod-badge[data-mod="NM"]
  { background: rgba(248,113,113,0.15); color: #f87171; border-color: rgba(248,113,113,0.3); }
.mod-badge[data-mod="PT"], .series-mod-badge[data-mod="PT"]
  { background: rgba(251,146,60,0.15); color: #fb923c; border-color: rgba(251,146,60,0.3); }
.mod-badge[data-mod="SR"], .series-mod-badge[data-mod="SR"]
  { background: rgba(156,163,175,0.15); color: #9ca3af; border-color: rgba(156,163,175,0.3); }
.mod-badge[data-mod="PR"], .series-mod-badge[data-mod="PR"]
  { background: rgba(167,139,250,0.15); color: var(--purple); border-color: rgba(167,139,250,0.3); }
.mod-badge[data-mod="XA"], .series-mod-badge[data-mod="XA"]
  { background: rgba(74,222,128,0.15); color: #4ade80; border-color: rgba(74,222,128,0.3); }
.mod-badge[data-mod="RF"], .series-mod-badge[data-mod="RF"]
  { background: rgba(56,189,248,0.15); color: #38bdf8; border-color: rgba(56,189,248,0.3); }
.mod-badge[data-mod="SC"], .series-mod-badge[data-mod="SC"]
  { background: rgba(209,213,219,0.1); color: #6b7280; border-color: rgba(209,213,219,0.2); }

/* SOP Class badge */
.sop-badge {
  display: inline-block;
  font-size: 9px;
  font-family: var(--font);
  padding: 1px 4px;
  border-radius: 3px;
  margin-right: 2px;
  margin-bottom: 1px;
  white-space: nowrap;
  background: rgba(124,58,237,0.12);
  color: var(--purple);
  border: 1px solid rgba(124,58,237,0.25);
}
.td-muted { color: var(--text-muted); font-family: var(--font); font-size: 11px; }
.td-count { color: var(--text-muted); font-family: var(--font); font-size: 11px; }

/* Table empty / loading states */
.table-loading { padding: 20px; text-align: center; color: var(--text-muted); font-size: 12px; }
.table-empty   { padding: 20px; text-align: center; color: var(--text-muted); font-size: 12px; font-style: italic; }
.table-spinner { display: flex; align-items: center; justify-content: center; gap: 8px; }

.spinner {
  width: 12px;
  height: 12px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: inline-block;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* tr checkbox */
tr.checked td { background: rgba(124,58,237,0.06); }
tr.checked.selected td { background: var(--bg-selected); }

/* ===== Detail Panel ===== */
#detail-panel {
  height: 280px;
  flex-shrink: 0;
  overflow-y: auto;
  padding: 16px 24px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
#detail-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  gap: 12px;
}
.placeholder-icon { font-size: 48px; }
#detail-placeholder p { font-size: 15px; }

.detail-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 720px;
}
.detail-card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.detail-type-badge {
  font-size: 10px;
  font-family: var(--font);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.type-study  { background: rgba(96,165,250,0.15); color: var(--study-color);   border: 1px solid rgba(96,165,250,0.3); }
.type-series { background: rgba(52,211,153,0.15); color: var(--series-color);  border: 1px solid rgba(52,211,153,0.3); }
.type-instance{ background: rgba(249,168,37,0.15); color: var(--instance-color);border: 1px solid rgba(249,168,37,0.3); }

.detail-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.detail-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0;
}
.detail-row {
  display: contents;
}
.detail-row > * {
  padding: 9px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.detail-row:last-child > * { border-bottom: none; }
.detail-key {
  color: var(--text-dim);
  font-weight: 500;
  background: var(--bg-card);
}
.detail-val {
  color: var(--text);
  font-family: var(--font);
  font-size: 12px;
  word-break: break-all;
}
.detail-val.empty { color: var(--text-muted); font-style: italic; font-family: var(--sans); }

/* ===== Modal ===== */
.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h2 { font-size: 16px; font-weight: 600; }
.close-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 16px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}
.close-btn:hover { background: var(--bg-hover); color: var(--text); }
.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.settings-section h3 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin: 0 0 10px 0;
}
/* Indent all content under settings headings */
.settings-section > *:not(h3) { margin-left: 16px; }

/* Database stats table */
.db-stats-table { width: auto; border-collapse: collapse; font-size: 12px; margin-bottom: 12px; }
.db-stats-table th { text-align: left; padding: 3px 12px 3px 0; border-bottom: 1px solid var(--border); color: var(--text-dim); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; }
.db-stats-table td { padding: 3px 12px 3px 0; }
.db-stats-table td:nth-child(n+2) { text-align: right; font-variant-numeric: tabular-nums; }
.db-stats-loading { text-align: center; color: var(--text-muted); font-style: italic; }
.db-op-detail { font-size: 11px; color: var(--text-muted); margin-top: 4px; }
.db-prog-cell { min-width: 140px; }
.db-prog-track { height: 3px; margin-top: 2px; }
.db-prog-label { font-size: 10px; color: var(--text-muted); white-space: nowrap; }
.db-actions-grid { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.db-action-row { display: flex; align-items: center; gap: 12px; }
.db-action-row button { min-width: 160px; flex-shrink: 0; }
.db-action-desc { font-size: 12px; color: var(--text-muted); }
.db-action-separator { border-top: 1px solid var(--border); margin: 4px 0; }
.cfg-detail-section > *:not(h4) { margin-left: 16px; }
.field-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.field-row label {
  width: 120px;
  flex-shrink: 0;
  font-size: 13px;
  color: var(--text-dim);
}
.field-row input {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  border-radius: var(--radius);
  font-size: 13px;
  font-family: var(--font);
}
.field-row input:focus {
  outline: none;
  border-color: var(--accent);
}
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
}
.scp-entry {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin-bottom: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.scp-entry-top {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.scp-entry input[type="text"],
.scp-entry input[type="number"] {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font);
}
.scp-entry input[type="text"] { width: 140px; }
.scp-entry input[type="number"] { width: 80px; }
.scp-entry label.inline {
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}
.scp-entry .scp-status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}
.scp-entry .scp-status-dot.running { background: var(--success); }
.scp-source-controls {
  padding-top: 6px;
  border-top: 1px solid var(--border);
}
.scp-source-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.scp-prom-label { font-size: 12px; margin-bottom: 4px; }
.scp-allowed-ae-list { padding-left: 4px; }
.scp-allowed-ae-list.hidden { display: none; }
.scp-allowed-ae-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}
.scp-source-cb-row {
  font-size: 12px;
  padding: 2px 0;
}
.scp-no-sources {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
  padding: 4px 0;
}
.source-ae-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}
.source-ae-input {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font);
  width: 160px;
}
.scp-entry input.conflict {
  border-color: #ca8a04 !important;
  background: rgba(202,138,4,0.10);
  color: var(--yellow);
}
.btn-remove-scp {
  margin-left: auto;
  background: none;
  border: 1px solid var(--error);
  color: var(--error);
  padding: 3px 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
}
.btn-remove-scp:hover { background: rgba(239,68,68,0.1); }
.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
.btn-primary {
  background: var(--accent);
  border: none;
  color: white;
  padding: 8px 20px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
}
.btn-primary:hover { background: var(--accent-dim); }
.btn-primary:disabled { background: var(--bg-card); color: var(--text-dim); border: 1px solid var(--border); cursor: not-allowed; opacity: 0.55; }
.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 12px;
}
.btn-secondary:hover { background: var(--bg-hover); border-color: var(--accent); }
.btn-ghost {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 8px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
}
.btn-ghost:hover { background: var(--bg-hover); }
.tool-result {
  margin-top: 8px;
  padding: 8px 12px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 12px;
}
.tool-result.success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: var(--success); }
.tool-result.error   { background: rgba(239,68,68,0.1);  border: 1px solid rgba(239,68,68,0.3);  color: var(--error); }

/* ===== Send button ===== */
.btn-send {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: var(--radius);
  cursor: not-allowed;
  font-size: 13px;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.btn-send:not([disabled]) {
  color: var(--text);
  cursor: pointer;
  border-color: var(--purple);
}
.btn-send:not([disabled]):hover {
  background: rgba(167,139,250,0.12);
  border-color: var(--purple);
  color: #c4b5fd;
}
.send-count {
  background: var(--purple-solid);
  color: #fff;
  border-radius: 8px;
  padding: 1px 7px;
  font-size: 11px;
  font-family: var(--font);
  font-weight: 600;
}

/* ===== Global checkbox style ===== */
input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  border: 1.5px solid #7f7f7f;
  border-radius: 3px;
  background: var(--bg-card);
  cursor: pointer;
  position: relative;
  transition: border-color 0.12s, background 0.12s;
  vertical-align: middle;
}
input[type="checkbox"]:hover { border-color: var(--purple); }
input[type="checkbox"]:checked {
  background: var(--purple-solid);
  border-color: var(--purple-solid);
}
input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 3px; top: 0px;
  width: 5px; height: 9px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}
input[type="checkbox"]:indeterminate {
  background: rgba(124,58,237,0.4);
  border-color: var(--purple-solid);
}
input[type="checkbox"]:indeterminate::after {
  content: '';
  position: absolute;
  left: 2px; top: 5px;
  width: 8px; height: 2px;
  background: #fff;
  border-radius: 1px;
}
/* Tree checkbox extra margin */
.tree-cb { margin-top: 2px; margin-right: 4px;
}
.tree-item.checked { background: rgba(124,58,237,0.07); }
.tree-item.checked.selected { background: rgba(59,130,246,0.15); }

/* ===== Send Modal ===== */
#send-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
#send-overlay.hidden { display: none; }
#send-modal {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 540px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
#send-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.send-summary-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 13px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.send-summary-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.send-summary-num {
  font-family: var(--font);
  font-size: 18px;
  font-weight: 700;
  color: #c4b5fd;
}
.send-summary-lbl { color: var(--text-dim); font-size: 12px; }

/* Remote SCP target list */
.send-target-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 6px;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s;
}
.send-target-option:hover { border-color: var(--purple); background: rgba(124,58,237,0.05); }
.send-target-option.selected { border-color: var(--purple-solid); background: rgba(124,58,237,0.1); }
.send-target-option input[type="radio"] { accent-color: var(--purple-solid); cursor: pointer; }
.send-target-name { font-weight: 500; font-size: 13px; color: var(--text); }
.send-target-addr { font-family: var(--font); font-size: 11px; color: var(--text-muted); margin-left: auto; }

/* Progress/result reuse from import, plus send-specific */
#send-progress { display: flex; flex-direction: column; gap: 8px; }
#send-progress-label { font-size: 13px; color: var(--text-dim); }
#send-progress-detail { font-size: 11px; color: var(--text-muted); font-family: var(--font); }
#send-result { display: flex; flex-direction: column; gap: 8px; }

/* SCU pre-configured targets section */
.send-scu-target-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg);
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: var(--radius);
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--purple);
}
.send-scu-target-item strong { color: var(--text); }

/* Multi-target send result per-destination row */
.send-dest-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 12px;
  border: 1px solid var(--border);
}
.send-dest-result.ok   { border-color: rgba(16,185,129,0.3); background: rgba(16,185,129,0.05); }
.send-dest-result.warn { border-color: rgba(239,68,68,0.3);  background: rgba(239,68,68,0.05); }
.send-dest-result-name { font-family: var(--font); color: var(--text); font-weight: 500; }
.send-dest-result-stats { font-size: 11px; color: var(--text-muted); font-family: var(--font); }

.section-hint { font-size: 11px; color: var(--text-muted); text-transform: none; font-weight: 400; letter-spacing: 0; }
.settings-errors {
  margin: 0 20px 0;
  border: 1px solid rgba(239,68,68,0.4);
  border-radius: var(--radius);
  background: rgba(239,68,68,0.08);
  overflow: hidden;
}
.settings-errors-title {
  padding: 8px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--error);
  border-bottom: 1px solid rgba(239,68,68,0.2);
}
.settings-error-row {
  padding: 6px 14px;
  font-size: 12px;
  font-family: var(--font);
  color: #fca5a5;
  border-bottom: 1px solid rgba(239,68,68,0.1);
  display: flex;
  gap: 8px;
  align-items: baseline;
}
.settings-error-row:last-child { border-bottom: none; }
.settings-error-field {
  color: var(--error);
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}
.settings-error-msg { color: #fca5a5; }
.hint-text { font-size: 12px; color: var(--text-muted); font-style: italic; }

/* Remote SCP config entries in settings */
.remote-scp-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px 4px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}
.rsh-num    { width: 20px; }
.rsh-host   { width: 130px; }
.rsh-ae     { width: 110px; }
.rsh-port   { width: 70px; }
.rsh-action { width: 72px; }
.rsh-rm     { width: 24px; }
.btn-dest-action { font-size: 11px !important; padding: 3px 8px !important; width: 72px; text-align: center; box-sizing: border-box; flex-shrink: 0; }
.btn-dest-ok   { color: var(--success) !important; border-color: rgba(16,185,129,0.4) !important; }
.btn-dest-fail { color: var(--error) !important; border-color: rgba(239,68,68,0.4) !important; }
.remote-scp-entry {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.remote-scp-entry input[type="text"],
.remote-scp-entry input[type="number"] {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font);
}
.remote-scp-entry .f-name { width: 100px; }
.remote-scp-entry .f-host { width: 130px; }
.remote-scp-entry .f-ae   { width: 110px; }
.remote-scp-entry .f-port { width: 70px; }

/* ===== Import Modal ===== */
#import-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
#import-overlay.hidden { display: none; }
#import-modal {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 560px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
#import-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Drop zone */
#drop-zone {
  border: 2px dashed var(--border);
  border-radius: 10px;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: default;
  transition: border-color 0.15s, background 0.15s;
  text-align: center;
}
#drop-zone.drag-over {
  border-color: var(--accent);
  background: rgba(59,130,246,0.06);
}
#drop-icon { font-size: 40px; line-height: 1; }
#drop-label { font-size: 15px; font-weight: 500; color: var(--text); }
#drop-sub { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; }
#drop-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.import-pick-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 12px;
  transition: background 0.15s, border-color 0.15s;
}
.import-pick-btn:hover { background: var(--bg-hover); border-color: var(--accent); }

/* Progress */
#import-progress { display: flex; flex-direction: column; gap: 8px; }
#import-progress-label { font-size: 13px; color: var(--text-dim); }
.progress-track {
  height: 6px;
  background: var(--bg-card);
  border-radius: 3px;
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.15s;
}
.progress-bar.indeterminate {
  width: 40%;
  animation: progress-slide 1.2s ease-in-out infinite;
}
@keyframes progress-slide {
  0%   { margin-left: -40%; }
  100% { margin-left: 100%; }
}
#import-progress-detail { font-size: 11px; color: var(--text-muted); font-family: var(--font); }

/* Result */
#import-result { display: flex; flex-direction: column; gap: 8px; }
.import-summary {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  display: flex;
  gap: 20px;
}
.import-summary.ok  { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); }
.import-summary.warn{ background: rgba(249,168,37,0.1); border: 1px solid rgba(249,168,37,0.3); }
.import-stat { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.import-stat-num { font-size: 22px; font-weight: 700; font-family: var(--font); }
.import-stat-num.green  { color: var(--success); }
.import-stat-num.yellow { color: var(--instance-color); }
.import-stat-num.red    { color: var(--error); }
.import-stat-lbl { font-size: 10px; text-transform: uppercase; letter-spacing: 0.6px; color: var(--text-muted); }
.import-errors {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-height: 160px;
  overflow-y: auto;
}
.import-error-row {
  padding: 6px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  font-family: var(--font);
  color: var(--error);
  display: flex;
  gap: 10px;
}
.import-error-row:last-child { border-bottom: none; }
.import-error-name { color: var(--text-dim); flex-shrink: 0; max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ===== Duplicate-resolution dialog ===== */
.dup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.dup-modal {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 420px;
  max-width: 92vw;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.dup-modal-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}
.dup-modal-msg {
  font-size: 12px;
  color: var(--text-dim);
  margin: 0;
}
.dup-modal-footer {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 6px;
}
.btn-dup-overwrite {
  padding: 6px 14px;
  font-size: 12px;
  font-family: var(--font);
  border-radius: 5px;
  border: none;
  cursor: pointer;
  background: var(--accent);
  color: #fff;
}
.btn-dup-overwrite:hover { filter: brightness(1.15); }
.btn-dup-skip {
  padding: 6px 14px;
  font-size: 12px;
  font-family: var(--font);
  border-radius: 5px;
  border: 1px solid var(--border);
  cursor: pointer;
  background: var(--bg-card);
  color: var(--text);
}
.btn-dup-skip:hover { border-color: var(--accent); color: var(--accent); }
.btn-dup-cancel {
  padding: 6px 14px;
  font-size: 12px;
  font-family: var(--font);
  border-radius: 5px;
  border: 1px solid var(--border);
  cursor: pointer;
  background: transparent;
  color: var(--text-muted);
}
.btn-dup-cancel:hover { color: var(--text); border-color: var(--text-muted); }
.alert-body {
  font-size: 12px;
  color: var(--text);
  white-space: pre-wrap;
  line-height: 1.6;
  max-height: 50vh;
  overflow-y: auto;
}

/* Delete confirmation */
.del-confirm-input {
  width: 100%;
  padding: 8px 10px;
  font-size: 13px;
  font-family: var(--font);
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  outline: none;
  box-sizing: border-box;
}
.del-confirm-input:focus { border-color: var(--accent); }
.btn-del-confirm { background: #c0392b !important; }
.btn-del-confirm:hover { filter: brightness(1.15); }
.btn-del-confirm:disabled { opacity: 0.4; cursor: not-allowed; filter: none; }

/* ===== MWL Card ===== */
.mwl-card { margin-top: 12px; }
.mwl-title-row {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 8px;
}
.mwl-title {
  font-size: 14px; font-weight: 600; color: var(--blue);
}
.mwl-entries { margin-top: 8px; }
.mwl-entries-table {
  width: 100%; border-collapse: collapse; font-size: 11px;
}
.mwl-entries-table th {
  text-align: left; font-size: 10px; text-transform: uppercase;
  color: var(--text-muted); padding: 4px 6px; border-bottom: 1px solid var(--border);
}
.mwl-entries-table td { padding: 4px 6px; }
.mwl-entry-row:hover { background: rgba(255,255,255,0.04); }
.mwl-entry-del {
  background: none; border: none; color: var(--text-muted); cursor: pointer;
  font-size: 10px; padding: 2px 4px; border-radius: 3px;
}
.mwl-entry-del:hover { color: #f87171; background: rgba(248,113,113,0.1); }

/* ===== Viewer — five-panel layout ===== */
#tab-viewer { overflow: hidden; }

.viewer-split {
  display: flex;
  flex-direction: row;
  height: 100%;
  overflow: hidden;
  gap: 0;
}

/* Left: stacked panels */
.viewer-panels {
  display: flex;
  flex-direction: column;
  flex: 0 0 55%;
  min-width: 0;
  border-right: 1px solid var(--border);
  overflow: hidden;
}

/* Each panel */
.vpanel {
  display: flex;
  flex-direction: column;
  flex: 1 1 0;
  min-height: 0;
  border-bottom: 1px solid var(--border);
}
.vpanel:last-child { border-bottom: none; }

.vpanel-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.vpanel-title { color: var(--text); }
/* Per-panel header accent colours */
#vpanel-patients  .vpanel-header { background: rgba(59,130,246,0.12); border-left: 3px solid #3b82f6; }
#vpanel-patients  .vpanel-title  { color: #93c5fd; }
#vpanel-studies   .vpanel-header { background: rgba(99,102,241,0.12); border-left: 3px solid #6366f1; }
#vpanel-studies   .vpanel-title  { color: #a5b4fc; }
#vpanel-series    .vpanel-header { background: rgba(16,185,129,0.12); border-left: 3px solid #10b981; }
#vpanel-series    .vpanel-title  { color: #6ee7b7; }
#vpanel-instances .vpanel-header { background: rgba(245,158,11,0.12); border-left: 3px solid #f59e0b; }
#vpanel-instances .vpanel-title  { color: #fcd34d; }
.vpanel-body { margin-left: 12px; }
.vpanel-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  min-height: 0;
}

/* Category banner above panel list */
.viewer-category-bar {
  flex-shrink: 0;
  padding: 6px 14px;
  background: rgba(59,130,246,0.15);
  border-bottom: 2px solid var(--accent);
}
/* Bucket radio-style buttons */
.viewer-bucket-btns {
  display: flex; gap: 6px; align-items: center; flex-wrap: wrap;
}
.bucket-btn {
  background: transparent; border: 1px solid var(--border); border-radius: 4px;
  padding: 3px 10px; font-size: 13px; font-weight: 600; letter-spacing: 0.04em;
  font-family: var(--font); cursor: pointer; color: var(--text-dim);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  display: flex; align-items: center; gap: 5px;
}
.bucket-btn:hover { border-color: var(--accent); color: var(--text); }
.bucket-btn.active {
  background: rgba(99,179,237,0.18); border-color: var(--accent); color: var(--accent);
}
.bucket-count { font-weight: 400; font-size: 11px; opacity: 0.7; }

/* Panel tables */
.vpanel-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  table-layout: auto;
}
.vpanel-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg-panel);
  color: var(--text-dim);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 6px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  cursor: default;
  text-align: left;
}
.vpanel-table thead th[data-vcol] { cursor: pointer; }
.vpanel-table thead th[data-vcol]:hover { color: var(--text); }
.vpanel-table thead th.sort-asc::after  { content: ' ↑'; color: var(--accent); }
.vpanel-table thead th.sort-desc::after { content: ' ↓'; color: var(--accent); }

/* Sort-header spans in vpanel-header */
.vpanel-sort-btns { display: none; } /* not used — using thead instead */

.vpanel-row td {
  padding: 3px 6px;
  border-bottom: 1px solid rgba(42,51,73,0.5);
  vertical-align: middle;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: left;
}
/* Let the last data column absorb remaining width; all others shrink to content */
.vpanel-row td:last-child { width: 100%; }
.vpanel-row:hover { background: var(--bg-hover); cursor: pointer; }
.vpanel-row td { color: var(--text-dim); }
.vpanel-row.selected { background: var(--bg-highlight) !important; }
.vpanel-row.selected td { color: var(--text); }
.vpanel-row.search-match { outline: 2px solid #4ade80; outline-offset: -2px; }
.vpanel-row.search-match td:first-child::before {
  content: '\25C6'; /* diamond */
  color: #4ade80;
  margin-right: 4px;
  font-size: 9px;
}
.vpanel-row.active-instance { background: var(--bg-highlight) !important; }
.vpanel-row.active-instance td { color: var(--text); }

/* Viewer panel checkboxes */
.vpanel-table thead th.th-cb { width: 1px; padding: 0 4px; text-align: center; white-space: nowrap; }
.vpanel-table .td-cb { width: 1px; padding: 2px 4px; text-align: center; white-space: nowrap; }

.td-num { text-align: left; color: var(--text-dim); font-size: 11px; width: 1px; white-space: nowrap; }
.td-sop { font-size: 10px; color: var(--text-muted); }
.td-uid { font-size: 10px; font-family: var(--font-mono, monospace); color: var(--text-dim); max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.th-num { text-align: left; width: 1px; white-space: nowrap; }

/* All vpanel columns shrink-to-fit so data stays compact */
.vpanel-table th, .vpanel-table td { white-space: nowrap; }
.vpanel-table .th-cb { width: 1px; }

.cached-image-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #eab308;
  margin-right: 4px;
  vertical-align: middle;
}

/* Right: DICOM header panel */
.viewer-hdr-panel {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 2px solid rgba(217,70,239,0.35);
  border-radius: 4px;
}
.viewer-detail-tabs {
  display: flex;
  gap: 4px;
  padding: 4px 8px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.viewer-detail-tab {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  padding: 2px 10px;
  font-size: 10px;
  font-family: var(--sans);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
}
.viewer-detail-tab:hover { background: rgba(255,255,255,0.1); color: var(--text); }
.vit-nav {
  font-size: 10px;
  padding: 2px 8px;
  line-height: 1;
}
.vit-nav:hover { color: var(--accent); }
.viewer-detail-tab.active {
  background: rgba(59,130,246,0.2);
  border-color: rgba(59,130,246,0.4);
  color: var(--accent);
}
.viewer-detail-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.viewer-detail-pane.hidden { display: none; }
.viewer-detail-pane.hdr-editing { background: rgba(124,58,237,0.06); }
.viewer-image-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.vit-btn {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-muted);
  font-size: 12px;
  padding: 4px 6px;
  cursor: pointer;
  font-family: var(--sans);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
}
.vit-btn svg { display: block; }
.vit-btn:hover { color: var(--text); border-color: var(--text-muted); }
.vit-btn.active {
  background: rgba(59,130,246,0.2);
  border-color: rgba(59,130,246,0.4);
  color: var(--accent);
}
.vit-info {
  font-size: 11px;
  color: var(--text-muted);
  margin-left: auto;
  white-space: nowrap;
}
.viewer-image-container.tool-wwwc { cursor: crosshair; }
.viewer-image-container.tool-zoom { cursor: ns-resize; }
.viewer-image-container.tool-pan  { cursor: grab; }
.viewer-image-container.tool-pan:active { cursor: grabbing; }
.viewer-image-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 12px;
  background: #05070f;
  position: relative;
  touch-action: none;
}
.viewer-image-container.hidden { display: none; }
.viewer-image-outer {
  display: flex;
  align-items: stretch;
  max-width: 100%;
  max-height: 100%;
}
/* Frame slider for multiframe / tomosynthesis */
.frame-slider-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4px 6px;
  gap: 6px;
  flex-shrink: 0;
}
.frame-label {
  font-size: 10px;
  color: #a0aec0;
  white-space: nowrap;
  font-family: var(--font-mono, monospace);
  text-align: center;
}
.frame-slider {
  writing-mode: vertical-lr;
  direction: rtl;
  appearance: slider-vertical;
  width: 20px;
  flex: 1;
  min-height: 80px;
  cursor: pointer;
  accent-color: var(--purple-solid);
}
.viewer-image-wrap {
  position: relative;
  display: inline-flex;
  max-width: 100%;
  max-height: 100%;
  transform-origin: center center;
}
.viewer-image-wrap img,
.viewer-image-container img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
}
.no-image-badge {
  padding: 12px 28px;
  border: 2px solid rgba(156,163,175,0.5);
  border-radius: 8px;
  background: rgba(0,0,0,0.7);
  color: #9ca3af;
  font-size: 18px;
  font-weight: 600;
  font-family: var(--sans);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.nfdi-badge {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 20px;
  border: 2px solid rgba(59,130,246,0.5);
  border-radius: 8px;
  background: rgba(0,0,0,0.75);
  color: #3b82f6;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--sans);
  letter-spacing: 0.03em;
  white-space: nowrap;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 12px;
}
.image-badge-dismiss {
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  opacity: 0.6;
}
.image-badge-dismiss:hover {
  opacity: 1;
}
.viewer-hdr-searchbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.viewer-hdr-searchbar input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 12px;
  font-family: var(--font);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
}
.viewer-hdr-searchbar input:focus { border-color: var(--accent); }
.hdr-search-count {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 60px;
  text-align: right;
}
.viewer-hdr-placeholder {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 13px;
  padding: 24px;
  text-align: center;
}
/* Scroll area + tick rail side by side */
.viewer-hdr-body-wrap {
  flex: 1;
  display: flex;
  flex-direction: row;
  min-height: 0;
  overflow: hidden;
}
.viewer-hdr-scroll {
  flex: 1;
  overflow-y: auto;
  min-height: 0;
}
/* Tick mark rail */
.viewer-hdr-ticks {
  width: 10px;
  flex-shrink: 0;
  position: relative;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
}
.hdr-scroll-tick {
  position: absolute;
  left: 1px;
  right: 1px;
  height: 3px;
  background: #facc15;
  border-radius: 2px;
  pointer-events: none;
}
/* Search highlights */
tr.hdr-row-match  { background: rgba(250,204,21,0.06) !important; }
tr.hdr-item-header td {
  padding: 2px 6px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: rgba(255,255,255,0.03);
  border-top: 1px solid rgba(255,255,255,0.06);
}
mark.hdr-highlight {
  background: var(--yellow);
  color: #000;
  border-radius: 2px;
  padding: 0 2px;
  font-style: normal;
}

/* DICOM header table */
.dicom-hdr-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  font-family: var(--font);
}
.dicom-hdr-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-panel);
  color: var(--text-dim);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.dicom-hdr-table tbody tr:hover { background: var(--bg-hover); }
.dicom-hdr-table td {
  padding: 2px 8px;
  border-bottom: 1px solid rgba(42,51,73,0.4);
  vertical-align: top;
  word-break: break-word;
}
.hdr-tag  { color: var(--text-muted); white-space: nowrap; width: 100px; }
.hdr-vr   { color: var(--accent); white-space: nowrap; width: 36px; }
.hdr-kw   { color: var(--text-dim); width: 180px; }
.hdr-val  { color: var(--text); max-width: 0; overflow-wrap: break-word; }

/* ===== Viewer Filter Bar ===== */
.viewer-filter-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px; background: var(--bg-panel); border-bottom: 1px solid var(--border);
}
.viewer-filter-field {
  background: var(--bg); color: var(--text-dim); border: 1px solid var(--border); border-radius: 4px;
  padding: 5px 8px; font-size: 12px; font-family: var(--font); cursor: pointer;
  min-width: 120px;
}
.viewer-filter-field:focus { border-color: var(--accent); outline: none; }
#viewer-filter-input {
  flex: 1; max-width: 280px; background: var(--bg); border: 1px solid var(--border); border-radius: 4px;
  padding: 5px 10px; font-size: 12px; font-family: var(--font); color: var(--text);
}
#viewer-filter-input:focus { border-color: var(--accent); outline: none; }
.viewer-filter-status { font-size: 11px; color: var(--text-dim); white-space: nowrap; }
.viewer-filter-spacer { flex: 1; }
.viewer-sop-lookup {
  width: 200px; background: var(--bg); border: 1px solid var(--border); border-radius: 4px;
  padding: 5px 10px; font-size: 12px; font-family: var(--font-mono, var(--font)); color: var(--text);
}
.viewer-sop-lookup:focus { border-color: var(--accent); outline: none; }
.viewer-filter-bar .sop-search-error { color: #f87171; font-size: 12px; }
.viewer-filter-bar .sop-search-ok { color: #4ade80; font-size: 11px; }

/* ===== DICOM Header Edit Mode ===== */
.hdr-val-editable { cursor: pointer; }
.hdr-val-editable:hover { background: rgba(255,255,255,0.06); outline: 1px dashed rgba(255,255,255,0.2); }
.hdr-val-readonly { opacity: 0.4; }
.hdr-val-input {
  width: 100%; background: var(--bg); border: 1px solid var(--accent); border-radius: 3px;
  padding: 2px 4px; font-size: 11px; font-family: var(--font-mono, var(--font)); color: var(--text);
  outline: none;
}
#viewer-hdr-edit-btn.active { background: rgba(139,92,246,0.2); border-color: #8b5cf6; color: #8b5cf6; }
.hdr-val-modified { color: var(--yellow) !important; }

/* Tag scope popup */
.tag-scope-popup {
  position: absolute; left: 0; top: 100%; z-index: 100;
  background: var(--bg-card); border: 1px solid var(--accent); border-radius: 6px;
  padding: 10px 14px; box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  min-width: 240px; white-space: nowrap;
}
.tag-scope-title { font-size: 12px; color: var(--text); margin-bottom: 8px; }
.tag-scope-btns { display: flex; gap: 8px; }
.btn-scope-yes { border-color: #8b5cf6; color: #8b5cf6; }
.btn-scope-yes:hover { background: rgba(139,92,246,0.15); }
.hdr-edit-count { font-size: 11px; color: var(--purple); white-space: nowrap; }

/* ===== Validate Modal ===== */
#validate-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 200;
  display: flex; align-items: center; justify-content: center; backdrop-filter: blur(4px);
}
.scp-import-progress { padding: 4px 12px 8px; }
.scp-import-label { font-size: 11px; color: var(--text-muted); margin-bottom: 4px; }
.scp-detail-col { display: flex; flex-direction: column; justify-content: center; margin-left: 12px; }
.scp-detail-line { font-size: 11px; color: var(--text-muted); line-height: 1.5; }
.pacs-action-col { display: flex; flex-direction: column; gap: 4px; margin-left: auto; }

#validate-overlay.hidden { display: none; }
#validate-modal {
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: 10px;
  width: 820px; max-width: 95vw; max-height: 90vh;
  display: flex; flex-direction: column; box-shadow: var(--shadow);
}
.validate-issue-row { cursor: pointer; }
.validate-issue-row:hover { background: rgba(255,255,255,0.04); }
.validate-issue-row td:last-child { white-space: nowrap; }
.validate-issue-fixed td { text-decoration: line-through; opacity: 0.5; }
.validate-file-list { font-size: 11px; color: var(--text-muted); padding: 4px 0 4px 20px; }
.validate-file-item { display: flex; align-items: center; gap: 8px; padding: 2px 0; }
.validate-file-item a { color: var(--accent); cursor: pointer; font-size: 11px; }
.validate-file-item a:hover { text-decoration: underline; }

/* ===== Spreadsheet Lock / Export ===== */
.scp-lock-icon {
  font-size: 14px;
  margin-left: 6px;
  color: #f59e0b;
  vertical-align: middle;
}
.scp-lock-btn {
  background: none;
  border: none;
  font-size: 14px;
  margin-left: 6px;
  color: #f59e0b;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 3px;
  vertical-align: middle;
}
.scp-lock-btn:hover {
  background: rgba(245,158,11,0.15);
}

.scp-card.locked, .pacs-card.locked {
  border: 1px solid rgba(245, 158, 11, 0.4);
  background: rgba(245, 158, 11, 0.06);
}

.scp-card.locked .idz-label, .pacs-card.locked .idz-label {
  color: #f59e0b;
}

.btn-card-export {
  background: rgba(99,179,237,0.12);
  color: var(--blue);
  border: 1px solid rgba(99,179,237,0.25);
}
.btn-card-export:hover { background: rgba(99,179,237,0.22); }
.btn-card-export:disabled { opacity: 0.4; cursor: default; }

/* ===== Export Menu ===== */
.export-menu {
  position: fixed;
  background: var(--bg-panel, #1e2130);
  border: 1px solid var(--border, #2d3748);
  border-radius: 6px;
  padding: 4px 0;
  min-width: 160px;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
.export-menu-item {
  padding: 6px 14px;
  font-size: 12px;
  color: var(--text, #e2e8f0);
  cursor: pointer;
  white-space: nowrap;
}
.export-menu-item:hover {
  background: rgba(99,179,237,0.15);
  color: var(--blue);
}

/* ===== Tag Picker Modal ===== */
#tag-picker-modal {
  width: 480px;
  max-height: 80vh;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.confirm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 700;
}
.confirm-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 360px;
  max-width: 480px;
}
.confirm-dialog .modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}
.confirm-input {
  width: 100%;
  padding: 8px 10px;
  font-size: 13px;
  font-family: var(--font);
  background: var(--bg-main);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  margin-top: 8px;
}
.confirm-input:focus { border-color: var(--accent); }

#tag-picker-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 600;
}

.tag-picker-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.tag-picker-add-row {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.tag-picker-list {
  max-height: 50vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tag-picker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px;
  border-radius: 3px;
  font-size: 13px;
  cursor: pointer;
}
.tag-picker-item:hover { background: var(--bg-hover); }
.tag-picker-item label { cursor: pointer; flex: 1; }
.tag-picker-item .tag-code {
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 11px;
  min-width: 80px;
}
.tag-auto-badge {
  font-size: 9px; font-weight: 600; color: var(--text-muted);
  background: rgba(255,255,255,0.06); border-radius: 3px;
  padding: 1px 5px; margin-left: 4px;
}

/* ===== Spreadsheet Preview Modal ===== */
#spreadsheet-preview-modal {
  width: 720px;
  max-height: 80vh;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
#spreadsheet-preview-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 600;
}
#spreadsheet-preview-summary {
  font-size: 13px;
  margin-bottom: 12px;
  color: var(--text-dim);
}
.spreadsheet-preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.spreadsheet-preview-table th {
  text-align: left;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  position: sticky;
  top: 0;
  background: var(--bg-panel);
}
.spreadsheet-preview-table td {
  padding: 4px 8px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font);
}
.spreadsheet-preview-table td:nth-child(3) { color: #ef4444; }
.spreadsheet-preview-table td:nth-child(4) { color: #10b981; }

/* ===== Help Tab ===== */
#tab-help { overflow: hidden; }
.help-layout {
  display: flex;
  flex-direction: row;
  height: 100%;
  overflow: hidden;
}
.help-sidebar {
  width: 168px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.help-tab-btn {
  background: none;
  border: none;
  border-radius: var(--radius);
  color: var(--text-dim);
  padding: 7px 14px;
  text-align: left;
  cursor: pointer;
  font-size: 13px;
  font-weight: 400;
  transition: background 0.12s, color 0.12s;
  white-space: nowrap;
}
.help-tab-btn:hover { background: var(--bg-hover); color: var(--text); }
.help-tab-btn.active {
  background: rgba(59,130,246,0.12);
  color: var(--accent);
  font-weight: 600;
}
.help-main {
  flex: 1;
  overflow-y: auto;
  padding: 32px;
}
.help-section {
  max-width: 720px;
}
.help-content h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 20px;
}
.help-content h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-top: 24px;
  margin-bottom: 10px;
}
.help-content h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dim);
  margin-top: 16px;
  margin-bottom: 8px;
}
.help-content p, .help-content li {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.7;
}
.help-content ol, .help-content ul {
  padding-left: 24px;
  margin-bottom: 12px;
}
.help-content code {
  background: rgba(99,179,237,0.1);
  color: var(--blue);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: var(--font);
  font-size: 13px;
}
.help-pre {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.6;
  margin: 8px 0 16px;
  overflow-x: auto;
  white-space: pre;
}
.help-macro-table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 16px;
}
.help-macro-table td {
  padding: 6px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-dim);
  vertical-align: top;
}
.help-macro-table code {
  font-family: var(--font-mono);
  font-size: 12px;
}
.help-macro-table td:first-child {
  white-space: nowrap;
  width: 160px;
}
.help-macro-table .macro-line {
  display: block;
  padding-left: 16px;
  text-indent: -16px;
}

/* ===== Utilities ===== */
.hidden { display: none !important; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Hide number input spinners globally */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type="number"] { -moz-appearance: textfield; }

/* ===== Export Panel ===== */
.export-modal {
  max-width: 600px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  padding: 0;
}
.export-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.export-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
}
.export-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.export-section { margin-bottom: 16px; }
.export-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  display: block;
}
.export-radio-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.export-radio-group label {
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}
.export-columns {
  display: flex;
  gap: 32px;
}
.export-columns .export-section { flex: 1; }
.export-stats-row {
  display: flex;
  gap: 24px;
  padding: 10px 0;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.export-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.export-stat-num {
  font-size: var(--font-size-sel-stat);
  font-weight: 700;
  color: var(--blue);
  line-height: 1;
}
.export-stat-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
}
.export-drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 12px;
  transition: border-color 0.15s, background 0.15s;
}
.export-drop-zone.drag-over {
  border-color: var(--blue);
  background: rgba(99,179,237,0.06);
}
.export-tag-toolbar {
  display: flex;
  gap: 6px;
}

/* ===== Viewer Thumbnails Tab ===== */
.viewer-thumbs-content { padding: 8px; overflow-y: auto; height: 100%; }
.viewer-thumbs-placeholder { color: var(--text-muted); font-size: 13px; text-align: center; padding: 24px; }
.thumb-study-group { margin-bottom: 16px; }
.thumb-study-header { font-size: 11px; color: var(--text-muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.05em; }
.thumb-sop-header { font-size: 10px; color: var(--blue); margin: 4px 0 2px; font-weight: 600; }
.thumb-grid { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.thumb-item {
  width: 128px;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: #000;
  transition: border-color 0.12s;
}
.thumb-item:hover { border-color: var(--blue); }
.thumb-item.thumb-highlight { border-color: var(--yellow); border-width: 2px; }
.thumb-item img { width: 128px; height: 128px; object-fit: contain; display: block; }
.thumb-item.thumb-copied { border-color: #48bb78; box-shadow: 0 0 6px rgba(72,187,120,0.4); }
.thumb-label { font-size: 10px; color: var(--text); text-align: center; padding: 2px 0; background: rgba(255,255,255,0.05); font-weight: 600; }
.thumb-peek-overlay { position: absolute; inset: 0; z-index: 10; background: #000; display: flex; align-items: center; justify-content: center; }

/* ── Toast ── */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: var(--bg-card); border: 1px solid var(--border); border-radius: 6px; padding: 8px 18px; font-size: 13px; color: var(--text); box-shadow: 0 4px 16px rgba(0,0,0,0.5); z-index: 300; pointer-events: none; opacity: 0; transition: opacity 0.2s; }
.toast.visible { opacity: 1; }
.toast .toast-label { color: var(--text-muted); font-size: 11px; margin-right: 8px; }

/* ── Context menu ── */
.ctx-menu { position: fixed; z-index: 200; background: var(--bg-card); border: 1px solid var(--border); border-radius: 6px; box-shadow: 0 4px 16px rgba(0,0,0,0.5); padding: 4px 0; min-width: 160px; }
.ctx-menu-item { padding: 6px 14px; font-size: 13px; color: var(--text); cursor: pointer; display: flex; align-items: center; gap: 8px; }
.ctx-menu-item:hover { background: var(--bg-hover); }
.ctx-menu-item.danger { color: var(--error); }
.ctx-menu-item.danger:hover { background: rgba(239,68,68,0.1); }
.thumb-peek-overlay img { max-width: 100%; max-height: 100%; object-fit: contain; }
.thumb-peek-label { position: absolute; top: 12px; font-size: 16px; font-weight: 600; color: #fff; text-shadow: 0 0 4px #000, 0 0 8px #000; font-family: system-ui, sans-serif; pointer-events: none; }