:root {
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: #f7f4ee;
  color: #182025;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  height: 100vh;
  overflow: hidden;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.app-shell {
  height: 100vh;
  display: grid;
  grid-template-columns: minmax(260px, 320px) 1fr;
  overflow: hidden;
}

.sidebar {
  background: #fbf6ea;
  color: #1f2c2d;
  border-right: 1px solid #dfd8ca;
  padding: 24px;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand {
  display: grid;
  gap: 4px;
}

.brand-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #69726f;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.version-badge {
  display: inline-flex;
  align-items: center;
  max-width: 132px;
  min-height: 20px;
  border-radius: 999px;
  padding: 0 8px;
  background: #e8e1d3;
  color: #52605d;
  font-size: 0.68rem;
  letter-spacing: 0;
  text-transform: none;
  white-space: nowrap;
}

.brand h1 {
  margin: 0;
  font-size: 1.55rem;
  line-height: 1.15;
}

.tier-switcher,
.search-block,
.followed-block,
.watchlist-block {
  display: grid;
  gap: 10px;
}

.label {
  color: #69726f;
  font-size: 0.82rem;
}

.segmented {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding: 4px;
  border: 1px solid #dfd8ca;
  border-radius: 8px;
  background: #fffdf7;
}

.segment {
  min-height: 36px;
  border-radius: 6px;
  background: transparent;
  color: #40504f;
}

.segment.active {
  background: #2f7672;
  color: #ffffff;
}

.search-input {
  width: 100%;
  height: 42px;
  border-radius: 6px;
  border: 1px solid #dfd8ca;
  padding: 0 12px;
  background: #fffdf7;
  color: #182025;
}

.symbol-list {
  display: grid;
  gap: 6px;
  max-height: 36vh;
  overflow: auto;
  padding-right: 2px;
}

.symbol-button {
  min-height: 42px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  color: #1f2c2d;
  background: #fffdf7;
  border: 1px solid #e6dccb;
  text-align: left;
}

.symbol-button.active {
  background: #e5f0ed;
  border-color: #76aaa4;
}

.followed-list {
  display: grid;
  gap: 6px;
}

.followed-item {
  min-height: 40px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: 6px;
  color: #1f2c2d;
  background: #edf5f2;
  border: 1px solid #cbded9;
  text-align: left;
}

.followed-item.active {
  border-color: #5f9f97;
  box-shadow: inset 3px 0 0 #2f7672;
}

.remove-follow {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: #fffdf7;
  color: #6d756f;
}

.symbol-name {
  min-width: 0;
}

.symbol-name strong,
.symbol-name span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.symbol-name span {
  color: #69726f;
  font-size: 0.78rem;
}

.follow-button {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: #f5e6bd;
  color: #7a6020;
  flex: 0 0 auto;
}

.follow-button[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
}

.side-note {
  color: #69726f;
  font-size: 0.86rem;
  line-height: 1.5;
}

.side-note.compact {
  margin: 0;
}

.main {
  min-width: 0;
  height: 100vh;
  overflow-y: auto;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid #dfd8ca;
  background: #fffaf0;
}

.topbar h2 {
  margin: 0;
  font-size: 1.2rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  border-radius: 999px;
  padding: 0 12px;
  background: #dce6e5;
  color: #182025;
  font-size: 0.86rem;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.75fr);
  gap: 22px;
  padding: 24px;
}

.chart-section,
.insight-section,
.digest-section {
  display: grid;
  gap: 16px;
}

.chart-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.chart-legend,
.range-controls,
.divider-legend {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.chart-legend {
  flex-wrap: wrap;
  color: #5c6865;
  font-size: 0.84rem;
}

.chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
}

.legend-swatch.price {
  background: #2f8f83;
}

.legend-swatch.pr {
  background: #245c58;
}

.legend-swatch.sma {
  background: #b64f36;
}

.divider-legend {
  flex-wrap: wrap;
  margin-top: -8px;
  color: #5c6865;
  font-size: 0.84rem;
}

.divider-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.chart-meta {
  margin-top: -10px;
  color: #69726f;
  font-size: 0.8rem;
  text-align: right;
}

.legend-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  display: inline-block;
}

.legend-dot.momentum {
  background: #245c58;
}

.legend-dot.week {
  background: #d946ef;
}

.legend-dot.month {
  background: #ff8a00;
}

.legend-dot.quarter {
  background: #2563eb;
}

.legend-dot.year {
  background: #9ca3af;
}

.range-controls {
  padding: 4px;
  border: 1px solid #dfd8ca;
  border-radius: 8px;
  background: #fffdf7;
}

.range-button {
  min-width: 44px;
  min-height: 32px;
  border-radius: 6px;
  background: transparent;
  color: #40504f;
  font-size: 0.84rem;
}

.range-button.active {
  background: #2f7672;
  color: #ffffff;
}

.chart-wrap {
  min-height: 420px;
  border: 1px solid #dfd8ca;
  border-radius: 8px;
  background: #ffffff;
  padding: 10px;
}

.chart {
  display: grid;
  gap: 8px;
  width: 100%;
  min-height: 492px;
}

.chart-pane {
  width: 100%;
  overflow: hidden;
}

.price-pane {
  min-height: 330px;
}

.momentum-pane {
  min-height: 150px;
}

.chart-empty {
  min-height: 492px;
  display: grid;
  place-items: center;
  color: #69726f;
  text-align: center;
  padding: 24px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.summary-metrics {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric {
  border: 1px solid #dfd8ca;
  border-radius: 8px;
  background: #fffdf7;
  padding: 12px;
}

.metric span {
  display: block;
  color: #69726f;
  font-size: 0.78rem;
}

.metric strong {
  display: block;
  margin-top: 6px;
  font-size: clamp(1rem, 1.8vw, 1.35rem);
  line-height: 1.1;
}

.panel {
  border: 1px solid #dfd8ca;
  border-radius: 8px;
  background: #fffdf7;
  padding: 16px;
}

.panel h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.panel p,
.panel pre {
  margin: 0;
  color: #333c40;
  line-height: 1.6;
}

.panel pre {
  white-space: pre-wrap;
  word-break: break-word;
  font-family:
    "PingFang TC", "Microsoft JhengHei", ui-sans-serif, system-ui, sans-serif;
  font-size: 0.95rem;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
}

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #333c40;
}

.toggle input {
  width: 18px;
  height: 18px;
}

.footer-note {
  padding: 16px 24px;
  color: #69726f;
  font-size: 0.86rem;
  border-top: 1px solid #dfd8ca;
}

@media (max-width: 980px) {
  body {
    height: auto;
    min-height: 100vh;
    overflow: auto;
  }

  .app-shell {
    grid-template-columns: 1fr;
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }

  .sidebar {
    height: auto;
    min-height: auto;
    overflow: visible;
  }

  .main {
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .topbar,
  .workspace,
  .sidebar,
  .footer-note {
    padding-left: 16px;
    padding-right: 16px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .chart-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .range-controls {
    justify-content: space-between;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .summary-metrics {
    grid-template-columns: 1fr;
  }
}