/* ============================================================
   fundamental.css — Phân tích Cơ bản (Tab Cơ bản)
   ============================================================ */

/* ---- Layout Panel ---- */
.fundamental-panel {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--nav-height, 44px));
  overflow-y: auto;
  background: var(--bg-primary, #f4f6f8);
  padding: 16px;
  gap: 20px;
  box-sizing: border-box;
}

.fundamental-panel.no-header {
  height: 100vh;
}

/* ---- Controls Bar ---- */
.fun-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  background: var(--bg-card, #ffffff);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 12px;
  padding: 10px 16px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.fun-controls .fun-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary, #1a202c);
}

.fun-ticker-input {
  width: 80px;
  padding: 7px 10px;
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 8px;
  background: var(--bg-primary, #f4f6f8);
  color: var(--text-primary, #1a202c);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}

.fun-ticker-input:focus {
  border-color: var(--accent, #3b82f6);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.fun-load-btn {
  padding: 7px 14px;
  background: var(--accent, #3b82f6);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  font-family: inherit;
}

.fun-load-btn:hover {
  background: #2563eb;
}

.fun-load-btn:active {
  transform: scale(0.97);
}

.fun-period-group {
  display: flex;
  gap: 4px;
  background: var(--bg-primary, #f4f6f8);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 8px;
  padding: 3px;
  margin-right: auto;
}

.fun-period-btn {
  padding: 5px 12px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary, #64748b);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.fun-period-btn.active {
  background: var(--bg-card, #ffffff);
  color: var(--text-primary, #1a202c);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

/* ---- Price Mode Selector (Trước / Tại / Sau công bố) ---- */
.fun-price-mode-group {
  display: flex;
  gap: 4px;
  background: var(--bg-primary, #f4f6f8);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 8px;
  padding: 3px;
}

.fun-price-mode-btn {
  padding: 5px 10px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary, #64748b);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  white-space: nowrap;
}

.fun-price-mode-btn.active {
  background: var(--accent, #3b82f6);
  color: #ffffff;
  box-shadow: 0 1px 4px rgba(59, 130, 246, 0.3);
}

.fun-filter-group {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-secondary, #64748b);
}

.fun-filter-select {
  padding: 5px 8px;
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 7px;
  background: var(--bg-primary, #f4f6f8);
  color: var(--text-primary, #1a202c);
  font-size: 0.82rem;
  outline: none;
  cursor: pointer;
  font-family: inherit;
}

/* ---- Pearson R Badge ---- */
.fun-pearson-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card, #ffffff);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 12px;
  padding: 10px 16px;
  font-size: 0.875rem;
  color: var(--text-secondary, #64748b);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
  flex-wrap: wrap;
  gap: 10px;
}

.fun-pearson-label {
  font-weight: 500;
}

.fun-pearson-value {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary, #1a202c);
  background: var(--bg-primary, #f4f6f8);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 6px;
  padding: 2px 10px;
}

.fun-pearson-badge {
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.fun-pearson-badge.strong-pos {
  background: #d1fae5;
  color: #065f46;
  border-color: #6ee7b7;
}

.fun-pearson-badge.weak-pos {
  background: #ecfdf5;
  color: #047857;
  border-color: #a7f3d0;
}

.fun-pearson-badge.neutral {
  background: #f1f5f9;
  color: #64748b;
  border-color: #cbd5e1;
}

.fun-pearson-badge.weak-neg {
  background: #fff1f2;
  color: #be123c;
  border-color: #fca5a5;
}

.fun-pearson-badge.strong-neg {
  background: #ffe4e6;
  color: #9f1239;
  border-color: #f87171;
}

/* Dark mode override for badges */
[data-theme="dark"] .fun-pearson-badge.strong-pos {
  background: rgba(6, 95, 70, 0.35);
  color: #6ee7b7;
  border-color: #065f46;
}

[data-theme="dark"] .fun-pearson-badge.weak-pos {
  background: rgba(4, 120, 87, 0.2);
  color: #34d399;
  border-color: #047857;
}

[data-theme="dark"] .fun-pearson-badge.neutral {
  background: rgba(100, 116, 139, 0.15);
  color: #94a3b8;
  border-color: #475569;
}

[data-theme="dark"] .fun-pearson-badge.weak-neg {
  background: rgba(190, 18, 60, 0.2);
  color: #fca5a5;
  border-color: #be123c;
}

[data-theme="dark"] .fun-pearson-badge.strong-neg {
  background: rgba(159, 18, 57, 0.3);
  color: #f87171;
  border-color: #9f1239;
}

/* ---- Layout Stack ---- */
.fun-content-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

.fun-full-width {
  width: 100%;
  box-sizing: border-box;
}

.fun-chart-card {
  background: var(--bg-card, #ffffff);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
  display: flex;
  flex-direction: column;
}

.fun-chart-card-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary, #64748b);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}

.fun-chart-wrapper {
  width: 100%;
  position: relative;
}

/* ---- Table Section ---- */
.fun-table-card {
  background: var(--bg-card, #ffffff);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
  overflow: hidden;
}

.fun-table-wrapper {
  overflow-x: auto;
  max-height: 320px;
  overflow-y: auto;
}

.fun-table-wrapper::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

.fun-table-wrapper::-webkit-scrollbar-track {
  background: var(--bg-primary, #f4f6f8);
}

.fun-table-wrapper::-webkit-scrollbar-thumb {
  background: var(--border-color, #cbd5e1);
  border-radius: 3px;
}

.fun-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.83rem;
  text-align: right;
  min-width: 600px;
}

.fun-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-primary, #f4f6f8);
  color: var(--text-secondary, #64748b);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 10px 14px;
  border-bottom: 2px solid var(--border-color, #e2e8f0);
  z-index: 10;
  white-space: nowrap;
}

.fun-table thead th:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  z-index: 15;
  background: var(--bg-primary, #f4f6f8);
}

.fun-table tbody td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--border-color, #e2e8f0);
  color: var(--text-primary, #1a202c);
  white-space: nowrap;
  transition: background 0.15s;
}

.fun-table tbody td:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  background: var(--bg-card, #ffffff);
  font-weight: 500;
  z-index: 5;
}

.fun-table tbody tr:hover td {
  background: var(--bg-primary, #f4f6f8) !important;
}

.fun-table tbody tr.fun-row-bold td {
  font-weight: 700;
  color: var(--text-primary, #1a202c);
}

.fun-table tbody tr.fun-row-bold td:not(:first-child) {
  color: var(--accent, #3b82f6);
}

/* Sparkline trend column */
.fun-table .col-trend {
  text-align: center;
  position: sticky;
  right: 0;
  background: var(--bg-card, #ffffff);
  z-index: 5;
  box-shadow: -4px 0 8px -4px rgba(0, 0, 0, 0.08);
}

.fun-table thead th.col-trend {
  background: var(--bg-primary, #f4f6f8);
  z-index: 16;
}

/* ---- Empty / Loading State ---- */
.fun-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-secondary, #94a3b8);
  gap: 12px;
  font-size: 0.9rem;
}

.fun-empty-state .fun-empty-icon {
  font-size: 2.5rem;
  opacity: 0.5;
}

.fun-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
}

.fun-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-color, #e2e8f0);
  border-top-color: var(--accent, #3b82f6);
  border-radius: 50%;
  animation: fun-spin 0.7s linear infinite;
}

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

/* ---- Dark Theme overrides ---- */
[data-theme="dark"] .fundamental-panel {
  background: #111827;
}

[data-theme="dark"] .fun-controls {
  background: #1f2937;
  border-color: #374151;
}

[data-theme="dark"] .fun-controls .fun-title {
  color: #f3f4f6;
}

[data-theme="dark"] .fun-ticker-input {
  background: #111827;
  border-color: #374151;
  color: #f3f4f6;
}

[data-theme="dark"] .fun-ticker-input:focus {
  border-color: #3b82f6;
}

[data-theme="dark"] .fun-period-group {
  background: #111827;
  border-color: #374151;
}

[data-theme="dark"] .fun-period-btn {
  color: #9ca3af;
}

[data-theme="dark"] .fun-period-btn.active {
  background: #374151;
  color: #f3f4f6;
}

[data-theme="dark"] .fun-filter-select {
  background: #111827;
  border-color: #374151;
  color: #f3f4f6;
}

[data-theme="dark"] .fun-filter-group {
  color: #9ca3af;
}

[data-theme="dark"] .fun-pearson-bar {
  background: #1f2937;
  border-color: #374151;
  color: #9ca3af;
}

[data-theme="dark"] .fun-pearson-value {
  background: #111827;
  border-color: #374151;
  color: #f3f4f6;
}

[data-theme="dark"] .fun-chart-card {
  background: #1f2937;
  border-color: #374151;
}

[data-theme="dark"] .fun-chart-card-title {
  color: #9ca3af;
}

[data-theme="dark"] .fun-table-card {
  background: #1f2937;
  border-color: #374151;
}

[data-theme="dark"] .fun-table thead th {
  background: #111827;
  color: #9ca3af;
  border-color: #374151;
}

[data-theme="dark"] .fun-table thead th:first-child {
  background: #111827;
}

[data-theme="dark"] .fun-table tbody td {
  border-color: #2d3748;
  color: #f3f4f6;
}

[data-theme="dark"] .fun-table tbody td:first-child {
  background: #1f2937;
}

[data-theme="dark"] .fun-table tbody tr:hover td {
  background: #2d3748 !important;
}

[data-theme="dark"] .fun-table .col-trend {
  background: #1f2937;
  box-shadow: -4px 0 8px -4px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .fun-table thead th.col-trend {
  background: #111827;
}

[data-theme="dark"] .fun-table tbody tr.fun-row-bold td {
  color: #f9fafb;
}

[data-theme="dark"] .fun-table tbody tr.fun-row-bold td:not(:first-child) {
  color: #60a5fa;
}

[data-theme="dark"] .fun-table-wrapper::-webkit-scrollbar-track {
  background: #111827;
}

[data-theme="dark"] .fun-table-wrapper::-webkit-scrollbar-thumb {
  background: #4b5563;
}

[data-theme="dark"] .fun-empty-state {
  color: #6b7280;
}

[data-theme="dark"] .fun-spinner {
  border-color: #374151;
  border-top-color: #60a5fa;
}

/* ---- Intro Card ---- */
.fun-intro-card {
  padding: 14px 18px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(147, 51, 234, 0.05) 100%);
  border-radius: 12px;
  border: 1px solid var(--border-color, #e2e8f0);
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary, #64748b);
  margin-bottom: 12px;
}

[data-theme="dark"] .fun-intro-card {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(147, 51, 234, 0.08) 100%);
  border-color: #374151;
  color: #9ca3af;
}

.fun-intro-card-title {
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary, #1a202c);
  display: flex;
  align-items: center;
  gap: 8px;
}

[data-theme="dark"] .fun-intro-card-title {
  color: #f3f4f6;
}

.fun-intro-card p {
  margin: 0;
}

.fun-intro-card ul {
  margin: 6px 0 0 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}