/* Base layout & typography */
:root{
  --bg: #f7f9fb;
  --card: #fff;
  --text: #333;
  --muted: #667085;
  --brand: #0d6efd;
  --brand-hover: #0b5ed7;
  --warn: #ffc107;
  --warn-hover: #e0a800;
  --border: #e5e7eb;
  --table-header: #f5f6f8;
  --success-bg: #e6f9ed;
  --success-fg: #226b37;
  --error-bg: #fdecea;
  --error-fg: #a12d2d;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;
  line-height: 1.45;
}

/* Header (now inside topbar) */
.topbar-title { margin: 0; font-size: 1.25rem; font-weight: 600; color: #222; }

/* Container */
.container { max-width: 1100px; margin: 0 auto; padding: 16px; }

/* Cards */
.card {
  background: var(--card);
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(16,24,40,0.06);
  margin: 16px auto;
  overflow: hidden;
  border: 1px solid var(--border);
  max-width: 1100px;
}
.card-header { padding: 16px 18px; border-bottom: 1px solid var(--border); }
.card-header h2 { margin: 0; font-size: 1.1rem; font-weight: 600; }
.card-body { padding: 16px 18px 18px; }

/* Collapsible card sections */
.collapsible-card { overflow: visible; }
.collapsible-summary {
  cursor: pointer;
  list-style: none;
  user-select: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.collapsible-summary::-webkit-details-marker { display: none; }
.collapsible-summary::before {
  content: '\25B6';
  font-size: 0.7rem;
  color: var(--muted);
  transition: transform 0.15s ease;
}
details[open] > .collapsible-summary::before {
  transform: rotate(90deg);
}
.section-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 16px 0;
}

/* Advanced disclosure sections (Simulate tab) */
.advanced-section {
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.advanced-summary {
  padding: 10px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  border-radius: 8px;
}
.advanced-summary:hover { color: var(--text); }
.advanced-body { padding: 4px 14px 14px; }
.full-width { grid-column: 1 / -1; }

/* ===== Topbar ===== */
.topbar { max-width: 1100px; margin: 16px auto 0; border-radius: 12px 12px 0 0; }
.topbar-row {
  padding: 12px 18px;
}
.topbar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding: 10px 18px;
}
.topbar-scoring {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
  border-bottom: 1px solid var(--border);
}
.topbar-scoring .tb-field { min-width: 0; }
.topbar-scoring .message { align-self: center; margin: 0; }
.topbar-portfolio {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.tb-field label { display: block; font-weight: 500; margin-bottom: 6px; color: var(--muted); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.03em; }
.tb-field select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  background: #fff;
  color: var(--text);
}
.tb-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; flex-wrap: wrap; }

.borsdata-dropzone {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  border: 2px dashed var(--border);
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--muted);
  background: #fafbfc;
  cursor: default;
  transition: border-color 0.15s, background 0.15s;
  white-space: nowrap;
}
.borsdata-dropzone.drag-over {
  border-color: var(--brand);
  background: #eef4ff;
  color: var(--brand);
}
.borsdata-dropzone.uploading {
  border-color: var(--warn);
  background: #fffbeb;
  color: #b45309;
}
.grow { flex: 1; }

@media (max-width: 900px) {
  .topbar-scoring { flex-direction: column; gap: 12px; }
  .topbar-portfolio { flex-direction: column; align-items: stretch; }
  .topbar-header { flex-direction: column; gap: 8px; align-items: flex-start; }
}

/* ===== Tab Bar (inside topbar card) ===== */
.tab-bar {
  padding: 0 16px;
  display: flex;
  gap: 0;
  border-top: 1px solid var(--border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.tab-bar .tab {
  padding: 12px 24px;
  border: none;
  background: transparent;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  transition: color 0.15s ease;
}
.tab-bar .tab:hover { color: var(--text); }
.tab-bar .tab.active { color: var(--brand); font-weight: 600; }
.tab-bar .tab.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--brand);
  border-radius: 2px 2px 0 0;
}

/* ===== Tab Content ===== */
.tab-content { display: none; }
.tab-content.active { display: block; }

@media (max-width: 560px) {
  .tab-bar .tab { padding: 10px 16px; font-size: 0.85rem; }
}

/* Panels */
.panel { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 12px; }

/* Portfolio table container — same scroll context as screener */
#portfolio-table-container {
  overflow-x: auto;
  overflow-y: auto;
  max-height: 70vh;
}

/* Make transaction list scrollable too */
#transaction-list {
  overflow: auto;
  max-height: 70vh;
}

/* Rows & grids */
.row { display: flex; align-items: flex-start; gap: 16px; }
.row.wrap { flex-wrap: wrap; }
.row.gap { gap: 20px; }
.grid { display: grid; gap: 16px; }
.grid.three-cols { grid-template-columns: 1fr; }
@media (min-width: 900px) { .grid.three-cols { grid-template-columns: repeat(3, 1fr); } }

/* Fields */
.field { min-width: 240px; }
.field.align-end { align-self: end; }
label.label-inline, label { display: block; font-weight: 500; margin-bottom: 6px; color: var(--muted); }
input, select {
  width: 100%;
  max-width: 340px;
  padding: 10px 12px;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  outline: none;
  transition: border-color .15s ease;
}
input:focus, select:focus { border-color: var(--brand); }
.checkbox-group { margin-top: 6px; }
.checkbox-inline { display: inline-flex; align-items: center; gap: 8px; font-weight: 500; color: var(--text); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border: 0; border-radius: 8px;
  background: var(--brand); color: #fff; font-weight: 600;
  cursor: pointer; transition: background .15s ease, transform .05s ease;
}
.btn:hover { background: var(--brand-hover); }
.btn:active { transform: translateY(1px); }
.btn:disabled { background: #cbd5e1; cursor: not-allowed; }
.btn.warn { background: var(--warn); color: #333; }
.btn.warn:hover { background: var(--warn-hover); }

/* Helper text */
.section-instructions { font-size: 0.95rem; color: var(--muted); margin: 6px 0 14px; }

/* Messages */
.message { margin-top: 8px; padding: 8px 12px; border-radius: 8px; font-size: 0.9rem; border: 1px solid transparent; }
.success { background: var(--success-bg); color: var(--success-fg); border-color: #b9ebc8; }
.error   { background: var(--error-bg); color: var(--error-fg); border-color: #f5c2c0; }

/* Data table styling */
.data-table {
  width: 100%;
  min-width: 1200px;              /* ensures columns stay readable; container scrolls if smaller */
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
  margin-top: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  table-layout: auto;
}
.data-table thead th {
  background: var(--table-header);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 12px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 3;
  white-space: normal;            /* allow header labels to wrap */
  line-height: 1.2;
}
.data-table th, .data-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  text-align: left;
}
.data-table tbody tr:nth-child(even) { background-color: #fbfbfd; }
.data-table tbody tr:hover { background-color: #f6f7fb; }

/* Highlight top results in threshold sweep */
.data-table tbody tr.highlight-row {
  background-color: #e6f9ed !important;
  font-weight: 600;
}

/* Keep numeric cells on one line */
.currency-field, .shares-field, .score-field {
  white-space: nowrap;
}

.currency-field { text-align: right; color: #2e7d32; font-weight: 600; }
.shares-field   { text-align: center; color: #111; }
.score-field    { text-align: right; color: #d97706; font-style: italic; }

.totals-row td { font-weight: 700; background-color: #f8fafc; border-top: 2px solid var(--border); }

/* Sticky Name column (2nd) in portfolio table — ticker scrolls away, name stays visible */
#portfolio-table th:nth-child(2),
#portfolio-table td:nth-child(2) {
  position: sticky;
  left: 0;
  z-index: 4;
  background: #fff;
  box-shadow: 1px 0 0 var(--border);
}
/* Corner cell must sit above both the sticky header row and the sticky column */
#portfolio-table thead th:nth-child(2) {
  z-index: 5;
  background: var(--table-header);
}
/* Keep zebra / hover / totals backgrounds correct on the sticky cell */
#portfolio-table tbody tr:nth-child(even) td:nth-child(2) { background: #fbfbfd; }
#portfolio-table tbody tr:hover td:nth-child(2)           { background: #f6f7fb; }
#portfolio-table .totals-row td:nth-child(2)              { background: #f8fafc; }

/* Dense portfolio table (compact view) */
#portfolio-table { font-size: 12px; margin-top: 0; }
#portfolio-table th,
#portfolio-table td { padding: 6px 8px; line-height: 1.25; }

/* Smaller devices: shrink table font/padding a bit more */
@media (max-width: 700px) {
  #portfolio-table { font-size: 11.5px; }
  #portfolio-table th,
  #portfolio-table td { padding: 5px 6px; }
}

/* Modal / Popup */
.popup-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 999; }
.popup-backdrop.hidden { display: none; }
.popup-container {
  position: fixed; z-index: 1000; inset: 50% auto auto 50%; transform: translate(-50%, -50%);
  background-color: white; box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  border-radius: 12px; width: min(92vw, 960px); max-height: 85vh;
  display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--border);
}
.popup-container.hidden { display: none; }
.popup-content { display: flex; flex-direction: column; min-height: 0; }
.popup-title { margin: 0; padding: 16px 48px 16px 16px; font-weight: 600; border-bottom: 1px solid var(--border); }
.close-btn { position: absolute; top: 10px; right: 12px; cursor: pointer; font-size: 24px; font-weight: 700; background: transparent; border: 0; line-height: 1; }
#stock-details-content { padding: 12px 16px 16px; overflow: auto; }

/* Key/value table inside modal */
#stock-details-content .data-table { table-layout: fixed; width: 100%; font-size: 13px; }
#stock-details-content .data-table td:first-child, #stock-details-content .data-table th:first-child { width: 40%; white-space: nowrap; }
#stock-details-content .data-table td:last-child { word-break: break-word; white-space: normal; }
@media (min-width: 700px) {
  #stock-details-content .data-table { border-collapse: separate; border-spacing: 0; }
  #stock-details-content .data-table td:first-child { position: sticky; left: 0; background: #fff; }
}

/* Buttons that look like links for investment IDs */
.hover-link { text-decoration: underline; cursor: pointer; color: #0d6efd; background: transparent; border: 0; padding: 0; font: inherit; }
.hover-link:hover { color: #0b5ed7; }

/* Spinner */
.spinner { border: 8px solid #eef2f7; border-top: 8px solid #3498db; border-radius: 50%; width: 42px; height: 42px; animation: spin 1s linear infinite; margin: 8px auto 20px; }
.spinner.hidden { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

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

/* ----- Aligned forms for Add / Update ----- */
.form-grid {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) minmax(200px, 1fr) auto;
  gap: 16px 20px;
  align-items: end;
}

.form-grid .field input,
.form-grid .field select {
  width: 100%;
  max-width: none; /* full column width */
}

.actions {
  display: grid;
  grid-auto-flow: column;
  align-items: center;
  gap: 12px;
}

.message.inline {
  margin: 0;                 /* keep it snug next to button */
  padding: 8px 10px;
  white-space: nowrap;       /* don’t wrap the short “success” pill */
}

.stacked-status {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Responsiveness: stack fields nicely on narrow screens */
@media (max-width: 900px) {
  .form-grid {
    grid-template-columns: 1fr 1fr; /* two columns */
  }
  .actions {
    grid-column: 1 / -1;     /* actions span both columns */
    justify-content: start;  /* left-align under fields */
  }
}

@media (max-width: 560px) {
  .form-grid {
    grid-template-columns: 1fr; /* single column */
  }
  .actions {
    grid-auto-flow: row;
    align-items: start;
  }
  .message.inline { white-space: normal; }
}

/* --- AI Opinion --- */
.ai-opinion {
  white-space: pre-wrap;       /* show markdown text nicely even without a parser */
  font-size: 0.95rem;
  color: #374151;
}
#ai-opinion-container.hidden { display: none !important; }

/* Textarea styling to match inputs */
textarea#ai-user-note {
  width: 100%;
  max-width: 100%;
  padding: 10px 12px;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  outline: none;
  transition: border-color .15s ease;
  resize: vertical;
}
textarea#ai-user-note:disabled {
  background: #f8fafc;
  color: #94a3b8;
}
.ai-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 10px;
}

/* Small buttons (for inline actions like delete) */
.btn-small {
  padding: 4px 10px;
  font-size: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  color: var(--error-fg);
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease;
}
.btn-small:hover {
  background: var(--error-bg);
  border-color: var(--error-fg);
}
.btn-small.btn-edit {
  color: var(--brand);
}
.btn-small.btn-edit:hover {
  background: #e8f0fe;
  border-color: var(--brand);
}
.btn-small.btn-remove {
  color: var(--error-fg);
}
.btn-small.btn-remove:hover {
  background: var(--error-bg);
  border-color: var(--error-fg);
}

/* Positive/negative color indicators for backtest results */
.positive { color: var(--success-fg); }
.negative { color: var(--error-fg); }

/* Chart container for analytics */
#convergence-chart-container { position: relative; height: 320px; }

/* Two-column grid */
.grid.two-cols { grid-template-columns: 1fr; }
@media (min-width: 700px) { .grid.two-cols { grid-template-columns: repeat(2, 1fr); } }

/* Field hints */
.field-hint {
  display: block;
  margin-top: 2px;
  font-size: 0.78rem;
  color: var(--muted);
}

/* Chip containers (multi-select pills) */
#weight-set-chips,
#adjustment-chips,
#portfolio-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.weight-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  background: #fff;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s ease;
  user-select: none;
}
.weight-chip:hover {
  border-color: var(--brand);
  color: var(--brand);
}
.weight-chip.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}
.blend-info {
  display: block;
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--muted);
}

/* Message display */
.message { padding: 8px 12px; border-radius: 6px; margin: 8px 0; transition: opacity 0.3s ease; }
.message:empty { padding: 0; margin: 0; }

/* ===== Training Tab ===== */
.training-status-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: 20px;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.04em;
}
.training-status-badge.idle    { background: #f3f4f6; color: #6b7280; }
.training-status-badge.running { background: #fffbeb; color: #b45309; }
.training-status-badge.done    { background: var(--success-bg); color: var(--success-fg); }
.training-status-badge.failed  { background: var(--error-bg); color: var(--error-fg); }

.training-run-info {
  font-size: 0.88rem; color: var(--muted);
  padding: 8px 12px; background: #f9fafb;
  border: 1px solid var(--border); border-radius: 8px;
}

.stat-value { font-size: 1.1rem; font-weight: 600; color: var(--text); }

.training-raw-output {
  background: #1e1e1e; color: #d4d4d4;
  padding: 12px 14px; border-radius: 8px;
  font-size: 0.78rem; line-height: 1.5;
  max-height: 320px; overflow-y: auto;
  white-space: pre-wrap; word-break: break-all;
  margin-top: 8px;
}

.delta-up   { color: var(--success-fg); font-weight: 600; }
.delta-down { color: var(--error-fg);   font-weight: 600; }

.btn-secondary {
  background: #6b7280; color: #fff;
}
.btn-secondary:hover { background: #4b5563; }

.muted-text { font-size: 0.85rem; color: var(--muted); }

#train-weights-table .data-table { min-width: 0; width: 100%; }
.message.success { background: var(--success-bg); color: var(--success-fg); }
.message.error { background: var(--error-bg); color: var(--error-fg); }

/* ===== Login overlay ===== */
.login-overlay {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
}
.login-overlay.hidden { display: none; }

.login-card {
  background: var(--card);
  border-radius: 12px;
  padding: 36px 40px;
  width: 100%; max-width: 360px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
  display: flex; flex-direction: column; gap: 14px;
}
.login-title {
  margin: 0 0 4px;
  font-size: 1.25rem; font-weight: 600;
  text-align: center;
}

/* Admin-only elements — hidden until JS marks body as admin */
.admin-only { display: none !important; }
body.is-admin .admin-only { display: revert !important; }

/* Non-admin-only elements — hidden once JS marks body as admin */
body.is-admin .non-admin-only { display: none !important; }

/* Simulation results table scroll container */
.simulation-table-container {
  overflow-x: auto;
}

/* ===== Screener tab ===== */
.screener-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
}
.screener-controls input[type="text"],
.screener-controls input[type="number"] {
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.875rem;
  background: var(--card);
  color: var(--text);
}
.screener-controls input[type="text"] { min-width: 220px; }
.screener-controls input[type="number"] { width: 90px; }
.screener-filter-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  color: var(--muted);
  white-space: nowrap;
}

#screener-table-container {
  overflow-x: auto;
  max-height: 70vh;
  overflow-y: auto;
}

#screener-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
#screener-table thead th {
  position: sticky;
  top: 0;
  background: var(--table-header);
  padding: 7px 10px;
  text-align: right;
  white-space: nowrap;
  border-bottom: 2px solid var(--border);
  cursor: pointer;
  user-select: none;
}
#screener-table thead th:first-child,
#screener-table thead th:nth-child(2),
#screener-table thead th:nth-child(3) { text-align: left; }
#screener-table thead th:hover { background: #eaecf0; }
#screener-table thead th.sort-asc::after  { content: ' \2191'; }
#screener-table thead th.sort-desc::after { content: ' \2193'; }

#screener-table tbody tr:nth-child(even) { background: #fafbfc; }
#screener-table tbody tr:hover { background: #f0f4ff; }
#screener-table tbody tr.held-stock { background: #edf7ed; }
#screener-table tbody tr.held-stock:hover { background: #d8f0d8; }
#screener-table td {
  padding: 5px 10px;
  border-bottom: 1px solid var(--border);
  text-align: right;
  white-space: nowrap;
}
#screener-table td:first-child,
#screener-table td:nth-child(2),
#screener-table td:nth-child(3) { text-align: left; }

.adj-score-high  { color: var(--success-fg); font-weight: 600; }
.adj-score-low   { color: var(--error-fg); }

.rots-pass      { color: var(--success-fg); font-weight: 600; text-align: center; }
.rots-fail-cell { color: var(--error-fg);   font-weight: 600; text-align: center; }
#screener-table tr.rots-fail td { opacity: 0.65; }
#screener-table tr.rots-fail.held-stock td { opacity: 0.8; }

/* Sticky Name column (2nd) in screener — ticker scrolls away, name stays visible */
#screener-table thead th:nth-child(2),
#screener-table tbody td:nth-child(2) {
  position: sticky;
  left: 0;
  z-index: 2;
  background: #fff;
  box-shadow: 1px 0 0 var(--border);
}
#screener-table thead th:nth-child(2) { z-index: 3; background: var(--table-header); }
#screener-table tbody tr:nth-child(even) td:nth-child(2)    { background: #fafbfc; }
#screener-table tbody tr.held-stock td:nth-child(2)         { background: #edf7ed; }
#screener-table tbody tr:hover td:nth-child(2)              { background: #f0f4ff; }
#screener-table tbody tr.held-stock:hover td:nth-child(2)   { background: #d8f0d8; }

/* ===== Mobile layout (≤ 640px) ===== */
@media (max-width: 640px) {
  /* Tighten outer spacing so content fills the screen */
  .container { padding: 6px; }
  .card { margin: 6px auto; border-radius: 8px; }
  .card-body, .card-header { padding: 10px 12px; }

  /* Compact topbar */
  .topbar { margin: 6px auto 0; border-radius: 8px 8px 0 0; }
  .topbar-row { padding: 8px 12px; }
  .topbar-title { font-size: 1rem; }

  /* Header row: stack username + actions below title */
  .topbar-header { flex-direction: column; align-items: flex-start; gap: 6px; }
  .tb-actions { flex-wrap: wrap; gap: 6px; }

  /* Scoring row: scroll horizontally instead of wrapping vertically */
  .topbar-scoring {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 16px;
    padding-bottom: 4px;
  }
  .topbar-scoring .tb-field { flex-shrink: 0; }

  /* Hide borsdata dropzone label, keep only the Browse button */
  #borsdata-dropzone-label { display: none; }
  .borsdata-dropzone { padding: 5px 6px; }

  /* Portfolio chips row: scroll horizontally */
  .topbar-portfolio { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  #portfolio-chips { flex-wrap: nowrap; }

  /* Touch-friendly chips and buttons */
  .weight-chip { padding: 10px 14px; min-height: 44px; font-size: 0.82rem; }
  .btn { min-height: 44px; padding: 10px 14px; }
  .btn-small { min-height: 36px; padding: 6px 12px; font-size: 0.82rem; }

  /* Tab bar: smaller text, scrollable */
  .tab-bar .tab { padding: 10px 12px; font-size: 0.8rem; }

  /* Tables: tighter font on small screens */
  .data-table { font-size: 12px; }
  .data-table th, .data-table td { padding: 6px 7px; }

  /* Portfolio detail table: allow taller scroll area on mobile */
  #portfolio-table-container { max-height: none; }
  #transaction-list          { max-height: none; }

  /* Screener: allow full scroll */
  #screener-table-container { max-height: none; }

  /* Fields: full width inputs */
  input, select { max-width: 100%; }

  /* Panels */
  .panel { padding: 8px; }

  /* Form grid already collapses via earlier breakpoint */
}

/* ===== Home Dashboard ===== */
.dash-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (min-width: 700px) {
  .dash-stats { grid-template-columns: repeat(4, 1fr); }
}
.dash-stat {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.dash-stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.dash-stat-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
}

/* Quick actions strip */
.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.quick-action-btn {
  flex: 1 1 auto;
  justify-content: center;
  min-width: 160px;
}

/* ===== Portfolio holding cards (mobile, non-admin) ===== */
#portfolio-cards-container {
  display: none; /* shown via media query below */
  flex-direction: column;
  gap: 10px;
  padding: 12px;
}
.holding-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.holding-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}
.holding-name {
  font-size: 1rem;
  font-weight: 600;
}
.holding-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--success-fg);
  white-space: nowrap;
}
.holding-meta {
  font-size: 0.8rem;
  color: var(--muted);
}
.holding-score-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin: 4px 0;
  overflow: hidden;
}
.holding-score-fill {
  height: 100%;
  background: var(--brand);
  border-radius: 2px;
  transition: width 0.4s ease;
}
.holding-card-footer {
  display: flex;
  justify-content: flex-end;
}
.holding-card-totals {
  background: var(--table-header);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* On mobile (non-admin): show cards, hide table */
@media (max-width: 640px) {
  body:not(.is-admin) #portfolio-table-container { display: none; }
  body:not(.is-admin) #portfolio-cards-container { display: flex; }
}
/* On desktop: always show table, never show cards */
@media (min-width: 641px) {
  #portfolio-cards-container { display: none !important; }
}

/* ===== Simulation suggestion cards (non-admin) ===== */
.suggestion-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 0 0;
}
.suggestion-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.suggestion-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--table-header);
}
.suggestion-card-header .suggestion-company {
  font-size: 1rem;
  font-weight: 600;
}
.suggestion-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}
.suggestion-badge.buy  { background: var(--success-bg); color: var(--success-fg); }
.suggestion-badge.sell { background: var(--error-bg);   color: var(--error-fg); }
.suggestion-card-body {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}
.suggestion-detail {
  background: var(--card);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.suggestion-detail .s-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 500;
}
.suggestion-detail .s-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}
.suggestion-card-footer {
  padding: 10px 14px;
  display: flex;
  justify-content: flex-end;
  border-top: 1px solid var(--border);
}
.simulation-summary-card {
  margin-top: 16px;
  padding: 14px 16px;
  background: var(--table-header);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.simulation-summary-card .summary-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.simulation-summary-card .s-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 500;
}
.simulation-summary-card .s-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

/* ===== Bottom Navigation (mobile, non-admin) ===== */
.bottom-nav {
  display: none; /* shown only on mobile for non-admin */
}
@media (max-width: 640px) {
  body:not(.is-admin) .bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--card);
    border-top: 1px solid var(--border);
    z-index: 200;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    box-shadow: 0 -2px 10px rgba(16,24,40,0.06);
  }
  body:not(.is-admin) .tab-bar { display: none; }
  body:not(.is-admin) .container { padding-bottom: 76px; }
}
.bottom-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 8px 4px 10px;
  border: 0;
  background: transparent;
  font-family: inherit;
  cursor: pointer;
  color: var(--muted);
  transition: color 0.15s ease;
  min-height: 56px;
}
.bottom-nav-item.active { color: var(--brand); }
.bottom-nav-icon { font-size: 1.3rem; line-height: 1; }
.bottom-nav-label { font-size: 0.68rem; font-weight: 500; letter-spacing: 0.01em; }

/* ===== Screener: stronger held-stock left border ===== */
#screener-table tbody tr.held-stock > td:first-child {
  border-left: 3px solid var(--success-fg);
}