:root {
  color-scheme: light;
  --bg: #f4f5f2;
  --ink: #1f211d;
  --muted: #62665f;
  --line: #d9ddd4;
  --panel: #ffffff;
  --panel-strong: #ecefe8;
  --accent: #1f8a70;
  --accent-2: #b45309;
  --danger: #b91c1c;
  --shadow: 0 18px 50px rgba(31, 33, 29, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

button {
  cursor: pointer;
}

.topbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 24px clamp(16px, 3vw, 42px) 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.05;
}

h2 {
  font-size: 16px;
}

.status-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--panel);
  font-size: 12px;
  white-space: nowrap;
}

.status.ok {
  color: #12624f;
  border-color: #b8d8cf;
}

.status.warn {
  color: var(--danger);
  border-color: #ecc2c2;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 390px);
  gap: 18px;
  padding: 18px clamp(16px, 3vw, 42px) 36px;
}

.workspace,
.trade-panel {
  min-width: 0;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

.segmented {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.segmented button,
.trade-form button,
.journal-form button,
.list-row button {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  min-height: 36px;
  padding: 7px 11px;
}

.segmented button.active,
.trade-form button,
.journal-form button {
  background: var(--ink);
  border-color: var(--ink);
  color: #ffffff;
}

.overview {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.overview > div,
.chart-band,
.metric,
.trade-panel section {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.overview > div {
  min-width: 0;
  padding: 14px;
}

.label,
.metric-status,
.list-row span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.overview strong {
  display: block;
  overflow: hidden;
  margin-top: 6px;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 18px;
}

.chart-band {
  padding: 14px;
}

.markov-card {
  margin-top: 14px;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.markov-card[hidden] {
  display: none;
}

.chart-head,
.section-head,
.metric-head,
.markov-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.chart-head span,
.section-head span,
.markov-head span {
  color: var(--muted);
  font-size: 12px;
}

.markov-status {
  flex: 0 0 auto;
  min-height: 28px;
  padding: 5px 9px;
  border: 1px solid #cfd6ca;
  border-radius: 999px;
  color: var(--muted);
  background: var(--panel-strong);
  font-size: 12px;
  text-transform: uppercase;
}

.markov-status.active {
  color: #12624f;
  border-color: #b8d8cf;
  background: #edf8f4;
}

.markov-status.insufficient_sample {
  color: #8a4b09;
  border-color: #e9c58f;
  background: #fff7ea;
}

.markov-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: 14px;
}

.markov-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.markov-stats > div {
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fafbf8;
}

.markov-stats strong {
  display: block;
  overflow: hidden;
  margin-top: 5px;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 14px;
}

.prob-panel {
  display: grid;
  gap: 10px;
  align-content: center;
}

.prob-row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 46px;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
}

.prob-row strong {
  color: var(--ink);
  text-align: right;
}

.prob-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7eae2;
}

.prob-fill {
  height: 100%;
  border-radius: inherit;
}

.prob-fill.up {
  background: #1f8a70;
}

.prob-fill.down {
  background: #b91c1c;
}

.prob-fill.flat {
  background: #73776f;
}

.state-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1;
}

.state-strip span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
}

.state-strip .up {
  color: #12624f;
}

.state-strip .down {
  color: var(--danger);
}

canvas {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.metric {
  min-width: 0;
  padding: 12px;
}

.metric-head span {
  color: var(--muted);
  font-size: 13px;
}

.metric-head strong {
  overflow: hidden;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.trade-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.trade-panel section {
  padding: 14px;
}

.trade-form,
.journal-form {
  display: grid;
  gap: 10px;
}

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

.trade-form label,
.journal-form label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 12px;
}

.trade-form input,
.trade-form select,
.journal-form textarea {
  width: 100%;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--ink);
  padding: 8px 9px;
}

.trade-form button,
.journal-form button {
  grid-column: 1 / -1;
}

.list {
  display: grid;
  gap: 8px;
}

.list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
}

.list-row > div {
  min-width: 0;
}

.list-row strong,
.list-row span {
  overflow-wrap: anywhere;
}

.list-row button {
  flex: 0 0 auto;
  color: #ffffff;
  border-color: var(--danger);
  background: var(--danger);
}

.empty {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 1180px) {
  .layout {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  .topbar {
    position: static;
    align-items: stretch;
    flex-direction: column;
  }

  .status-strip {
    justify-content: flex-start;
  }

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

  .overview,
  .markov-body,
  .markov-stats,
  .metric-grid,
  .trade-form {
    grid-template-columns: 1fr;
  }
}