:root {
  color-scheme: light;
  --bg: #f4f5f7;
  --canvas: #ffffff;
  --panel: #ffffff;
  --surface-soft: #f8fafc;
  --surface-strong: #e0e2e6;
  --surface-dark: #181d26;
  --ink: #181d26;
  --text: #333840;
  --muted: #5b616b;
  --quiet: #7a818c;
  --line: #dddddd;
  --line-strong: #9297a0;
  --primary: #181d26;
  --primary-active: #0d1218;
  --link: #1b61c9;
  --info: #254fad;
  --info-border: #458fff;
  --success: #006400;
  --success-soft: #eaf7ee;
  --warning-soft: #fff5db;
  --danger-soft: #fff0eb;
  --coral: #aa2d00;
  --forest: #0a2e0e;
  --cream: #f5e9d4;
  --peach: #fcab79;
  --mint: #a8d8c4;
  --yellow: #f4d35e;
  --up: #aa2d00;
  --down: #006400;
  --accent: #181d26;
  --ma5: #d9a441;
  --ma10: #1b61c9;
  --ma20: #7952b3;
  --boll: #5f6875;
  --radius-xs: 2px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --shadow-button: 0 6px 14px rgba(27, 97, 201, 0.12);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.35;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid rgba(69, 143, 255, 0.45);
  outline-offset: 2px;
}

.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 224px minmax(0, 1fr);
}

.sidebar {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 24px;
  padding: 20px 16px;
  border-right: 1px solid var(--line);
  background: var(--canvas);
}

.brand {
  min-width: 0;
  padding: 6px 4px 14px;
  border-bottom: 1px solid var(--line);
}

.brand-title {
  display: block;
  color: var(--ink);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.2;
}

.meta {
  display: block;
  margin-top: 6px;
  color: var(--quiet);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.menu {
  display: grid;
  align-content: start;
  gap: 8px;
}

.menu-item {
  height: 42px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  text-align: left;
  padding: 0 12px;
  cursor: pointer;
}

.menu-item.active {
  border-color: var(--line);
  background: var(--surface-soft);
  color: var(--ink);
  box-shadow: inset 3px 0 0 var(--coral);
}

.page {
  display: none;
  min-width: 0;
  min-height: 100vh;
}

.page.active {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.toolbar {
  display: grid;
  align-items: center;
  min-height: 76px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--canvas);
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-start;
  min-width: 0;
}

.segmented {
  display: inline-grid;
  grid-auto-flow: column;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--canvas);
}

.segmented button {
  min-width: 60px;
  height: 38px;
  border: 0;
  border-left: 1px solid var(--line);
  background: var(--canvas);
  color: var(--muted);
  padding: 0 12px;
  cursor: pointer;
}

.segmented button:first-child {
  border-left: 0;
}

.segmented button.active {
  background: var(--primary);
  color: #fff;
}

.search {
  display: grid;
  grid-template-columns: minmax(170px, 240px) minmax(220px, 320px);
  gap: 8px;
}

.search input,
.search select,
.field input,
.field select,
.field textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--canvas);
  color: var(--ink);
}

.search input,
.search select {
  height: 40px;
  padding: 0 12px;
}

.toggle {
  height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0 12px;
  background: var(--canvas);
  color: var(--muted);
}

.toggle input,
.screen-select {
  accent-color: var(--primary);
}

.chart-shell {
  position: relative;
  min-height: 0;
  padding: 16px 20px 20px;
  background:
    linear-gradient(90deg, rgba(170, 45, 0, 0.06), transparent 28%),
    var(--bg);
}

#chartCanvas,
#screenChartCanvas {
  width: 100%;
  height: 100%;
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--canvas);
}

.tooltip {
  position: absolute;
  z-index: 3;
  min-width: 200px;
  max-width: 280px;
  pointer-events: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 28px rgba(24, 29, 38, 0.12);
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--text);
}

.tooltip strong {
  color: var(--ink);
  font-size: 13px;
  font-weight: 500;
}

.loading {
  position: absolute;
  inset: 16px 20px 20px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
  color: var(--muted);
  font-size: 15px;
}

.loading[hidden] {
  display: none;
}

.screen-page.active {
  grid-template-columns: minmax(680px, 1.15fr) minmax(360px, 0.65fr);
  grid-template-rows: minmax(0, 1fr);
}

.workbench {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr);
  border-right: 1px solid var(--line);
  background: var(--canvas);
}

.screen-controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(140px, 1fr)) auto;
  gap: 12px;
  align-items: end;
  padding: 16px;
  border-bottom: 1px solid var(--line);
  background: var(--canvas);
}

.workflow-panel {
  grid-column: 1 / -1;
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.workflow-desc {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.workflow-steps {
  margin: 0;
  padding-left: 0;
  display: grid;
  gap: 8px;
  list-style: none;
  font-size: 13px;
}

.workflow-steps li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}

.workflow-steps .step-no {
  width: 22px;
  height: 22px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--canvas);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.workflow-steps .step-done .step-no {
  border-color: rgba(0, 100, 0, 0.28);
  background: var(--success-soft);
  color: var(--success);
}

.workflow-steps .step-pending {
  color: var(--muted);
}

.workflow-steps em {
  font-style: normal;
  font-weight: 500;
  color: var(--coral);
}

.workflow-actions,
.favorites-actions,
.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.workflow-tabs {
  display: flex;
  gap: 6px;
  padding: 8px 16px 0;
  background: var(--canvas);
  border-bottom: 1px solid var(--line);
}

.workflow-tab {
  height: 34px;
  border: 1px solid var(--line);
  border-bottom: 0;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: var(--surface-soft);
  color: var(--muted);
  padding: 0 12px;
  cursor: pointer;
}

.workflow-tab.active {
  background: var(--canvas);
  color: var(--ink);
}

.field {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.field label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

.field input,
.field select {
  height: 40px;
  padding: 0 12px;
}

.field textarea {
  resize: vertical;
  min-height: 82px;
  padding: 10px 12px;
}

.span-2 {
  grid-column: span 2;
}

.inline-inputs {
  display: grid;
  grid-template-columns: minmax(140px, 0.9fr) minmax(180px, 1.1fr);
  gap: 8px;
}

.actions {
  min-width: 210px;
}

.primary,
.secondary {
  height: 40px;
  border-radius: var(--radius-lg);
  padding: 0 16px;
  font-weight: 500;
  cursor: pointer;
}

.primary {
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-button);
}

.primary:active {
  background: var(--primary-active);
}

.secondary,
button.secondary {
  border: 1px solid var(--line);
  background: var(--canvas);
  color: var(--ink);
  box-shadow: none;
}

button:disabled,
.primary:disabled,
.secondary:disabled {
  border-color: var(--line);
  background: var(--surface-soft);
  color: #9aa1ab;
  box-shadow: none;
  cursor: default;
}

.status {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.insight-panel {
  min-height: 50px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--cream);
  color: var(--text);
  font-size: 13px;
}

.insight-panel strong {
  color: var(--ink);
  font-weight: 500;
}

.results-panel {
  min-height: 0;
  overflow: auto;
  background: var(--canvas);
}

.results-toolbar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 8px;
  min-height: 50px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  overflow-x: auto;
}

.results-toolbar button {
  height: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--canvas);
  color: var(--ink);
  padding: 0 10px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
}

.results-toolbar button.primary {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

.results-toolbar button:disabled {
  border-color: var(--line);
  background: var(--surface-soft);
  color: #9aa1ab;
  cursor: default;
}

.results-toolbar .status {
  margin-left: 4px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
  font-size: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 9px 10px;
  text-align: left;
  white-space: nowrap;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

td {
  color: var(--text);
}

.results-toolbar + table th {
  top: 50px;
}

.select-col {
  width: 40px;
  min-width: 40px;
  text-align: center;
}

.screen-select {
  width: 16px;
  height: 16px;
  margin: 0;
  vertical-align: middle;
}

td.reason {
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
}

tr.result-row {
  cursor: pointer;
}

tr.result-row:hover,
tr.result-row.active {
  background: #f6faf8;
}

tr.result-row.selected {
  background: #fff8ef;
  box-shadow: inset 3px 0 0 var(--peach);
}

tr.result-row.selected.active {
  background: #fff4e7;
}

.favorites-panel {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr);
  gap: 12px;
  padding: 16px;
  background:
    linear-gradient(180deg, rgba(10, 46, 14, 0.08), transparent 170px),
    var(--canvas);
  border-left: 1px solid var(--line);
}

.favorites-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: var(--forest);
  color: #fff;
}

.favorites-header h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 400;
}

.favorites-header .status {
  color: rgba(255, 255, 255, 0.78);
}

.favorites-hint {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.favorites-list {
  margin: 0;
  padding: 0;
  list-style: none;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--canvas);
}

.favorites-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.favorites-list li:last-child {
  border-bottom: 0;
}

.favorites-list li.active {
  background: var(--cream);
}

.fav-kind {
  color: var(--muted);
  font-size: 11px;
}

.fav-remove {
  height: 32px;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 12px;
}

.fav-remove:hover {
  color: var(--coral);
}

.llm-result {
  overflow: auto;
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--canvas);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
}

.workflow-panel .llm-result {
  max-height: 220px;
  font-size: 12px;
}

.sell-page.active {
  display: block;
}

.sell-layout {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  background: var(--canvas);
}

.sell-controls {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) auto;
  gap: 12px;
  align-items: end;
  padding: 16px;
  border-bottom: 1px solid var(--line);
  background: var(--canvas);
}

.sell-results-panel {
  min-height: 360px;
}

.sell-row.danger {
  background: var(--danger-soft);
}

.sell-row.watch {
  background: var(--warning-soft);
}

.sell-row.hold {
  background: var(--success-soft);
}

.llm-panel {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto minmax(260px, 0.9fr);
  gap: 12px;
  align-items: end;
  padding: 16px;
  border-top: 1px solid var(--line);
  background: var(--surface-soft);
}

@media (max-width: 1100px) {
  .screen-page.active {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(540px, 1fr) minmax(320px, 0.6fr);
  }

  .favorites-panel {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 900px) {
  .app {
    grid-template-columns: 1fr;
  }

  .sidebar {
    grid-template-columns: minmax(160px, 1fr) auto;
    grid-template-rows: auto;
    align-items: center;
    gap: 12px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .brand {
    padding-bottom: 6px;
    border-bottom: 0;
  }

  .menu {
    grid-auto-flow: column;
    overflow-x: auto;
  }

  .menu-item {
    white-space: nowrap;
  }

  .toolbar {
    align-items: start;
    min-height: auto;
  }

  .controls {
    justify-content: start;
  }

  .search {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .segmented {
    max-width: 100%;
  }

  .screen-controls {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: auto;
  }

  .inline-inputs,
  .sell-controls,
  .llm-panel {
    grid-template-columns: 1fr;
  }

  .actions {
    min-width: 0;
  }
}

@media (max-width: 560px) {
  .sidebar {
    grid-template-columns: 1fr;
  }

  .chart-shell {
    padding: 10px;
  }

  .loading {
    inset: 10px;
  }

  .favorites-list li {
    grid-template-columns: minmax(0, 1fr);
  }
}