/* ============ Sidebar ============ */
.sidebar {
  grid-area: sidebar;
  border-right: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.search {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  position: relative;
  /* For search-results absolute positioning */
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 10px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.search-box svg {
  width: 14px;
  height: 14px;
  color: var(--text-3);
  flex: none;
}

.search-box input {
  border: none;
  background: transparent;
  outline: none;
  width: 100%;
  color: var(--text);
  font-size: 12.5px;
  font-family: var(--font-ui);
}

.search-box input::placeholder {
  color: var(--text-3);
}

.search-box kbd {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
}

/* Search Results Styles */
#search-results {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  position: absolute;
  top: 100%;
  left: 12px;
  right: 12px;
  max-height: 250px;
  overflow-y: auto;
  z-index: 100;
  box-shadow: var(--shadow);
  display: none;
  flex-direction: column;
  padding: 6px;
}

.search-item {
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: background .12s;
}

.search-item:hover {
  background: var(--hover);
}

.search-item.is-paid-series {
  border-left: 2px solid var(--pos);
  padding-left: 8px; /* align with 10px default padding */
  background: color-mix(in oklab, var(--pos) 3%, transparent);
}

.search-item.is-paid-series:hover {
  background: color-mix(in oklab, var(--pos) 8%, transparent);
}

.search-item .si-name {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text);
}

.search-item .si-meta {
  font-size: 11px;
  color: var(--text-3);
  font-family: var(--font-mono);
}

/* Tree & Sidebar Browser Layout */
.tree,
#series-browser {
  flex: 1;
  overflow-y: auto;
  padding: 6px 8px 16px;
}

.tree-group,
.browser-group {
  margin-top: 10px;
}

.tree-group-label,
.browser-group-header {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 8px 4px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--text-3);
  text-transform: uppercase;
  cursor: pointer;
  user-select: none;
}

.flag {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: var(--text-2);
  background: var(--chip);
  border-radius: 4px;
  padding: 1px 4px;
  letter-spacing: .02em;
}

.tree-item,
.browser-item {
  display: flex;
  align-items: center;
  gap: 9px;
  height: var(--row-h);
  padding: 0 8px;
  border-radius: 7px;
  color: var(--text-2);
  font-size: 12.5px;
  cursor: pointer;
  user-select: none;
  transition: background .1s, color .1s;
}

.tree-item:hover,
.browser-item:hover {
  background: var(--hover);
  color: var(--text);
}

.tree-item.active,
.browser-item.active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.tree-item .ico,
.browser-item .bi-icon {
  width: 15px;
  height: 15px;
  flex: none;
  color: var(--text-3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tree-item.active .ico,
.browser-item.active .bi-icon {
  color: var(--accent);
}

.tree-item .chev,
.browser-group-header .arrow {
  margin-left: auto;
  width: 13px;
  height: 13px;
  color: var(--text-3);
  transition: transform 0.15s;
}

.tree-item .label,
.browser-item .bi-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tree-children,
.browser-group-items {
  padding-left: 16px;
  display: flex;
  flex-direction: column;
}

.tree-children .tree-item,
.browser-group-items .browser-item {
  font-size: 12px;
}

/* Arrow rotation when collapsed */
.browser-group-header.collapsed .arrow {
  transform: rotate(-90deg);
}

/* Custom Category Header (Folders) styling */
.browser-group-header.category-header {
  font-size: 12.5px;
  font-weight: 500;
  text-transform: none;
  letter-spacing: normal;
  color: var(--text-2);
  gap: 9px;
  height: var(--row-h);
  padding: 0 8px;
  border-radius: 7px;
  margin-top: 2px;
  transition: background .1s, color .1s;
}

.browser-group-header.category-header:hover {
  background: var(--hover);
  color: var(--text);
}

.browser-group-header.category-header:not(.collapsed) {
  color: var(--text);
}

/* Arrow inside category headers */
.browser-group-header.category-header .arrow {
  margin-left: auto;
  width: 13px;
  height: 13px;
  color: var(--text-3);
  transition: transform 0.15s;
}

/* Rotate category folder arrow when collapsed */
.browser-group-header.category-header.collapsed .arrow {
  transform: rotate(-90deg);
}

/* SVG icons inside bi-icon */
.bi-icon svg {
  width: 14px;
  height: 14px;
  display: block;
  fill: none;
  stroke: currentColor;
}

/* Paid series locked styling */
.is-paid-locked {
  cursor: not-allowed;
}

.browser-item.is-paid-series {
  border-left: 2px solid #c9a84c;
  padding-left: 6px;
}

.browser-item.is-paid-series:hover {
  background: color-mix(in oklab, #c9a84c 8%, transparent);
}

.browser-item.is-paid-series.active {
  background: var(--accent-soft);
  border-left-color: var(--accent);
}

.browser-item.is-paid-locked .bi-icon {
  opacity: 0.45;
}

/* ============ Chart ============ */
.chart-wrap {
  background: var(--bg);
  position: relative;
  padding: 18px 18px 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 680px;
  flex: 0 0 680px;
}

.chart-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 6px;
}

.chart-title {
  font-size: 14px;
  font-weight: 600;
}

.chart-sub {
  font-size: 11.5px;
  color: var(--text-3);
  margin-top: 2px;
}

.chart-legend {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  font-size: 12px;
  font-weight: 500;
}

.chart-legend .lg-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.chart-legend .lg-val {
  font-family: var(--font-mono);
  color: var(--text);
  margin-left: 4px;
}

.chart-svg-box {
  flex: 1;
  position: relative;
  min-height: 0;
}

svg.chart {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}

.axis-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  fill: var(--text-3);
}

.grid-line {
  stroke: var(--grid);
  stroke-width: 1;
}

.last-tag {
  fill: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
}

/* ============ Right panel ============ */
.right {
  grid-area: right;
  width: 304px;
  border-left: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.right.collapsed {
  width: 0px;
  border-left: none;
}

.right-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  padding: 0 6px;
}

.right-tabs button {
  flex: 1;
  height: 46px;
  border: none;
  background: transparent;
  color: var(--text-3);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .04em;
  cursor: pointer;
  font-family: var(--font-ui);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.right-tabs button svg {
  width: 15px;
  height: 15px;
}

.right-tabs button.active {
  color: var(--text);
}

.right-tabs button.active::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 12px;
  right: 12px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.right-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px;
}

.right-section-label {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--text-3);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.series-card {
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--raised);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.series-card-head {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px 13px;
  border-bottom: 1px solid var(--border);
}

.series-card-head .sc-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}

.series-card-head .sc-name {
  font-size: 12.5px;
  font-weight: 600;
  flex: 1;
}

.series-card-head .sc-x {
  color: var(--text-3);
  cursor: pointer;
  display: inline-flex;
  padding: 2px;
  border-radius: 5px;
}

.series-card-head .sc-x:hover {
  background: var(--hover);
  color: var(--text);
}

.series-card-body {
  padding: 6px 13px 13px;
}

.field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
}

.field-label {
  font-size: 12px;
  color: var(--text-2);
}

.select {
  position: relative;
  min-width: 124px;
}

.select select {
  width: 100%;
  height: 30px;
  padding: 0 28px 0 10px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface-2);
  color: var(--text);
  font-size: 12px;
  font-family: var(--font-ui);
  appearance: none;
  cursor: pointer;
  outline: none;
}

.select select:hover {
  border-color: var(--border-strong);
}

.select::after {
  content: "";
  position: absolute;
  right: 11px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid var(--text-3);
  border-bottom: 1.5px solid var(--text-3);
  transform: translateY(-65%) rotate(45deg);
  pointer-events: none;
}

.swatches {
  display: flex;
  gap: 6px;
}

.swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform .1s;
}

.swatch:hover {
  transform: scale(1.12);
}

.swatch.active {
  border-color: var(--surface);
  box-shadow: 0 0 0 2px var(--text);
}

.add-series {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  height: 40px;
  margin-top: 14px;
  border: 1px dashed var(--border-strong);
  border-radius: 10px;
  background: transparent;
  color: var(--text-2);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  font-family: var(--font-ui);
}

.add-series:hover {
  background: var(--hover);
  color: var(--text);
  border-color: var(--accent);
}

/* ============ Bottom table ============ */
.table-wrap {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 0 18px 14px;
  overflow: auto;
  max-height: 300px;
}

table.data {
  width: 100%;
  border-collapse: collapse;
}

table.data th {
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .07em;
  color: var(--text-3);
  text-transform: uppercase;
  padding: 12px 14px 8px;
  border-bottom: 1px solid var(--border);
}

table.data th.num,
table.data td.num {
  text-align: right;
}

table.data td {
  padding: 13px 14px;
  font-size: 12.5px;
  border-bottom: 1px solid transparent;
}

table.data tr:hover td {
  background: var(--hover);
}

.td-series {
  display: flex;
  align-items: center;
  gap: 10px;
}

.td-series .t-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}

.td-series .t-name {
  font-weight: 600;
}

.td-series .t-code {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-3);
}

.delta-neg,
.change-neg {
  color: var(--neg);
  font-weight: 600;
}

.delta-pos,
.change-pos {
  color: var(--pos);
  font-weight: 600;
}

.change-neu {
  color: var(--text-3);
}

.src-tag,
.src-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--chip);
  border-radius: 5px;
  padding: 2px 7px;
  border: 1px solid var(--border);
}

.muted {
  color: var(--text-3);
}

/* scrollbars */
.tree::-webkit-scrollbar,
.right-body::-webkit-scrollbar,
.main-content::-webkit-scrollbar {
  width: 8px;
}

.tree::-webkit-scrollbar-thumb,
.right-body::-webkit-scrollbar-thumb,
.main-content::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 8px;
}

.tree::-webkit-scrollbar-track,
.right-body::-webkit-scrollbar-track,
.main-content::-webkit-scrollbar-track {
  background: transparent;
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

#no-series-msg {
  color: var(--text-3);
  font-size: 12.5px;
  padding: 24px 12px;
  text-align: center;
}