.river-header { margin: 0; }

.river-title-row {
  display: flex;
  align-items: flex-start;
  gap: var(--ds-spacing-section);
}

.river-title-copy {
  min-width: 0;
  flex: 1 1 auto;
}

.river-info {
  position: relative;
  flex: 0 0 auto;
  margin-inline-start: auto;
}

.river-info > summary {
  width: var(--ds-size-control-touch-min);
  height: var(--ds-size-control-touch-min);
  display: grid;
  place-items: center;
  border: 1px solid var(--ds-color-border-default);
  border-radius: 50%;
  background: var(--ds-color-surface-secondary);
  color: var(--ds-color-text-muted);
  cursor: pointer;
  font-weight: 850;
  font-style: italic;
  list-style: none;
}

.river-info > summary::-webkit-details-marker { display: none; }
.river-info > summary:hover {
  border-color: var(--ds-color-action-accent);
  color: var(--ds-color-action-accent);
}

.river-info-body {
  position: absolute;
  top: calc(100% + var(--ds-spacing-tight));
  right: 0;
  z-index: 20;
  width: min(420px, calc(100vw - var(--ds-spacing-section) * 2));
  padding: var(--ds-spacing-control);
  border: 1px solid var(--ds-color-border-default);
  border-radius: var(--ds-radius-task);
  background: var(--ds-color-surface-primary);
  box-shadow: var(--ds-shadow-surface);
}

.river-info-body p { margin: 0; }
.river-info-body p + p { margin-top: var(--ds-spacing-tight); }

.river-policy-note {
  margin: 12px 15px 15px;
  padding: 11px 12px;
  border: 1px solid color-mix(in srgb, var(--accent) 36%, var(--line));
  border-radius: 7px;
  background: color-mix(in srgb, var(--accent) 4%, var(--panel2));
}

.river-policy-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

.river-policy-heading b {
  color: var(--accent);
  font-size: 11px;
}

.river-policy-heading span {
  color: var(--muted);
  font-size: 9.5px;
  text-align: right;
}

.river-policy-note p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.river-policy-note p + p { margin-top: 7px; }
.river-policy-note p b { color: var(--ink); }

.river-control-status {
  padding-block-start: var(--ds-spacing-control);
  border-block-start: 1px solid var(--ds-color-border-default);
  color: var(--ds-color-text-muted);
  font-family: var(--ds-font-family-sans);
  font-size: var(--ds-font-size-metadata);
  line-height: var(--ds-font-line-height-metadata);
}

.river-review-task-field {
  min-width: 0;
}

.river-review-task-list {
  display: grid;
  gap: var(--ds-spacing-tight);
  margin: 0;
  padding: 0;
  list-style: none;
}

.river-review-task-button {
  display: block;
  width: 100%;
  min-height: var(--ds-size-control-touch-min);
  padding: var(--ds-spacing-inline) var(--ds-spacing-control);
  border: 1px solid var(--ds-color-border-default);
  border-radius: var(--ds-radius-field);
  background: var(--ds-color-surface-secondary);
  color: var(--ds-color-text-primary);
  font: inherit;
  line-height: 1.35;
  text-align: start;
  text-decoration: none;
  cursor: pointer;
}

.river-review-task-button:hover,
.river-review-task-button:focus-visible {
  border-color: var(--ds-color-action-accent);
}

.river-review-task-button[aria-current="true"] {
  border-color: var(--ds-color-action-accent);
  color: var(--ds-color-action-accent);
}

.river-scorebar { margin-bottom: 10px; }

.river-task-card { min-height: 420px; }

.river-decision-contrast {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ds-spacing-inline);
}

.river-decision-contrast-item {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ds-spacing-control);
  padding: var(--ds-spacing-inline) var(--ds-spacing-control);
  border: 1px solid var(--ds-color-border-default);
  border-radius: var(--ds-radius-field);
  background: var(--ds-color-surface-secondary);
}

.river-decision-contrast-result {
  display: grid;
  justify-items: end;
  gap: 2px;
  color: var(--ds-color-text-muted);
  font-size: var(--ds-font-size-metadata);
  font-variant-numeric: tabular-nums;
  line-height: var(--ds-font-line-height-metadata);
}

.river-decision-contrast-result strong {
  font-size: var(--ds-font-size-ui);
  line-height: var(--ds-font-line-height-ui);
}

.river-hand-scene {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel2);
}

.river-scene-meta {
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 11px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
}

.river-scene-meta strong {
  color: var(--ink);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.river-table-view {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-height: 128px;
  padding: 13px;
  background:
    radial-gradient(ellipse at center, rgba(23, 77, 66, .58) 0 42%, transparent 43%),
    color-mix(in srgb, var(--panel2) 82%, var(--bg));
}

.river-player {
  min-width: 0;
  display: grid;
  justify-items: center;
  gap: 5px;
}

.river-player-label {
  color: var(--muted);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.river-player.is-you .river-player-label { color: var(--accent); }

.river-player-stack {
  color: var(--muted);
  font: 650 10px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.river-card-row,
.river-board {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.river-card {
  width: 43px;
  height: 60px;
  display: grid;
  place-items: center;
  border: 1px solid #b7bdc5;
  border-radius: 6px;
  background: #f4f5f7;
  color: #161b22;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .24);
  font-size: 16px;
  font-weight: 850;
  line-height: 1;
}

.river-card.is-red { color: #d73a49; }

.river-card.is-mini {
  width: 32px;
  height: 44px;
  border-radius: 5px;
  font-size: 13px;
}

.river-card.is-back {
  border-color: rgba(255, 255, 255, .34);
  background: repeating-linear-gradient(135deg, #315f91 0 4px, #24486f 4px 8px);
  color: transparent;
}

.river-board-wrap {
  display: grid;
  justify-items: center;
  gap: 6px;
}

.river-board-label {
  color: rgba(255, 255, 255, .68);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.river-to-act {
  min-height: 34px;
  display: grid;
  place-items: center;
  padding: 6px 10px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

.river-to-act strong { color: var(--ink); }

.river-history {
  margin-top: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel2);
}

.river-street {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 8px;
  padding: 8px 10px;
}

.river-street + .river-street { border-top: 1px solid var(--line); }

.river-street-name {
  padding-top: 5px;
  color: var(--muted);
  font-size: 9.5px;
  font-weight: 850;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.river-events {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.river-event {
  --river-action-color: var(--muted);
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 7px;
  border: 1px solid color-mix(in srgb, var(--river-action-color) 48%, var(--line));
  border-radius: 6px;
  background: color-mix(in srgb, var(--bg) 26%, var(--panel2));
  font-size: 10.5px;
  white-space: nowrap;
}

.river-event b {
  color: var(--ink);
  font: 750 10.5px/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.river-event span { color: var(--river-action-color); font-weight: 700; }
.river-event small { color: var(--muted); font-size: 9.5px; font-variant-numeric: tabular-nums; }

.action-fold { --river-action-color: var(--accent); }
.action-call { --river-action-color: var(--good); }
.action-bet,
.action-raise { --river-action-color: var(--bad); }

.river-choice-grid {
  display: grid;
  gap: 8px;
}

.river-choice-grid.is-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.river-choice-grid.is-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.river-choice-grid.is-four { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.river-choice-grid .choice {
  --river-action-color: var(--ink);
  position: relative;
  min-width: 0;
  min-height: 54px;
  display: grid;
  place-items: center;
  gap: 1px;
  padding: 8px 10px;
  border-color: color-mix(in srgb, var(--river-action-color) 45%, var(--line));
  color: var(--river-action-color);
}

.river-choice-grid .choice > span { font-weight: 700; }

.river-choice-grid .choice > small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 650;
}

.river-choice-grid .choice.action-fold,
.river-strategy-chip.action-fold { --river-action-color: var(--accent); }

.river-choice-grid .choice.action-call,
.river-strategy-chip.action-call { --river-action-color: var(--good); }

.river-choice-grid .choice.action-bet,
.river-choice-grid .choice.action-raise,
.river-strategy-chip.action-bet,
.river-strategy-chip.action-raise { --river-action-color: var(--bad); }

.river-choice-grid .choice:hover:not(:disabled) {
  border-color: var(--river-action-color);
  filter: brightness(1.08);
}

.river-choice-grid .choice.is-chosen {
  border-color: currentColor;
  box-shadow: inset 0 0 0 1px currentColor;
  filter: brightness(1.18);
}

.river-choice-grid .choice.is-chosen > span { font-weight: 850; }

.river-choice-grid .choice.is-primary:not(.is-chosen) {
  border-color: currentColor;
  border-style: dashed;
  filter: brightness(1.12);
}

.river-choice-grid .choice[data-status]::after {
  content: attr(data-status);
  position: absolute;
  top: 4px;
  right: 5px;
  color: var(--muted);
  font-size: 8px;
  font-weight: 750;
  line-height: 1;
  text-transform: uppercase;
}

.river-answer-feedback {
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.river-feedback-summary {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
  padding: 14px 15px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--good) 6%, var(--panel));
}

.river-answer-feedback.is-wrong .river-feedback-summary {
  background: color-mix(in srgb, var(--bad) 6%, var(--panel));
}

.river-answer-feedback.is-timeout .river-feedback-summary {
  background: color-mix(in srgb, var(--warn) 7%, var(--panel));
}

.river-feedback-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: color-mix(in srgb, var(--good) 17%, var(--panel2));
  color: var(--good);
  font-size: 18px;
  font-weight: 850;
}

.is-wrong .river-feedback-mark {
  background: color-mix(in srgb, var(--bad) 17%, var(--panel2));
  color: var(--bad);
}

.is-timeout .river-feedback-mark {
  background: color-mix(in srgb, var(--warn) 17%, var(--panel2));
  color: var(--warn);
}

.river-feedback-title span {
  color: var(--muted);
  font-size: 9.5px;
  font-weight: 750;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.river-feedback-title h3 {
  margin: 0;
  color: var(--good);
  font-size: 18px;
}

.is-wrong .river-feedback-title h3 { color: var(--bad); }
.is-timeout .river-feedback-title h3 { color: var(--warn); }

.river-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 9px;
  border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--line));
  border-radius: 999px;
  color: var(--accent);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.river-feedback-answer {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 15px 0;
}

.river-feedback-answer span { color: var(--muted); font-size: 12px; }
.river-feedback-answer strong { font-size: 18px; text-align: right; }

.river-feedback-reason {
  margin: 8px 15px 13px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.river-feedback-reason b { color: var(--ink); }

.river-value-targets {
  margin: 12px 15px 0;
  padding: 12px;
  border: 1px solid color-mix(in srgb, var(--good) 42%, var(--line));
  border-radius: 7px;
  background: color-mix(in srgb, var(--good) 5%, var(--panel2));
}

.river-value-target-title {
  color: var(--good);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.river-value-targets p {
  margin: 5px 0 9px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
}

.river-value-target-list {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.river-value-target-row {
  display: grid;
  grid-template-columns: minmax(100px, .42fr) minmax(0, 1fr);
  gap: 10px;
  padding: 7px 9px;
  background: var(--panel);
  font-size: 11px;
}

.river-value-target-row + .river-value-target-row { border-top: 1px solid var(--line); }
.river-value-target-row b { color: var(--good); }
.river-value-target-row span { color: var(--muted); }

.river-value-targets > small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.4;
}

.river-value-targets--primary {
  margin: 0;
  padding: 18px 20px;
  border-radius: 10px;
}

.river-value-targets--primary .river-value-target-title {
  font-size: 12px;
}

.river-value-targets--primary p {
  margin: 8px 0 14px;
  font-size: 18px;
  line-height: 1.45;
}

.river-value-targets--primary .river-value-target-row {
  grid-template-columns: minmax(150px, .38fr) minmax(0, 1fr);
  gap: 16px;
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.45;
}

.river-value-target-caveat {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.river-value-target-caveat b { color: var(--ink); }

.river-learning-sources {
  margin: 0 15px 15px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel2);
}

.river-learning-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 7px;
}

.river-learning-heading b { font-size: 11px; }
.river-learning-heading span { color: var(--muted); font-size: 9.5px; text-align: right; }

.river-learning-links {
  display: grid;
  gap: 5px;
}

.river-learning-links a {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 6px 8px;
  border: 1px solid color-mix(in srgb, var(--accent) 38%, var(--line));
  border-radius: 6px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
}

.river-learning-links a:hover { border-color: var(--accent); filter: brightness(1.08); }
.river-learning-links small { color: var(--muted); font-size: 9.5px; white-space: nowrap; }

.river-calculation {
  margin: 0 15px 14px;
  padding: 9px 11px;
  border-left: 3px solid var(--accent);
  background: var(--panel2);
  font-size: 13px;
}

.river-strategy {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0 15px 15px;
}

.river-strategy-chip {
  --river-action-color: var(--ink);
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 9px;
  border: 1px solid color-mix(in srgb, var(--river-action-color) 50%, var(--line));
  border-radius: 6px;
  background: var(--panel2);
  color: var(--river-action-color);
  font-size: 11px;
}

.river-strategy-chip b { font-size: 12px; font-variant-numeric: tabular-nums; }

.river-ev-list {
  margin: 0 15px 15px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.river-ev-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  padding: 6px 9px;
  color: var(--muted);
  font-size: 11px;
}

.river-ev-row + .river-ev-row { border-top: 1px solid var(--line); }
.river-ev-row b { color: var(--ink); font-variant-numeric: tabular-nums; }

.river-evidence { border-top: 1px solid var(--line); }

.river-evidence > summary {
  min-height: 50px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 15px;
  cursor: pointer;
  list-style: none;
}

.river-evidence > summary::-webkit-details-marker { display: none; }
.river-evidence > summary::before { content: "＋"; color: var(--accent); font-weight: 850; }
.river-evidence[open] > summary::before { content: "−"; }
.river-evidence > summary span { margin-right: auto; font-size: 12px; font-weight: 700; }
.river-evidence > summary small { color: var(--muted); font-size: 10px; text-align: right; }

.river-evidence-body {
  display: grid;
  gap: 7px;
  padding: 12px 15px 15px;
  border-top: 1px solid var(--line);
  background: var(--panel2);
  color: var(--muted);
  font-size: 11px;
}

.river-evidence-body code {
  overflow-wrap: anywhere;
  color: var(--ink);
  font: 650 10px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.river-feedback-details {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--ds-color-border-default);
  border-radius: var(--ds-radius-field);
  background: var(--ds-color-surface-primary);
}

.river-feedback-details > summary {
  min-height: var(--ds-size-control-touch-min);
  display: flex;
  align-items: center;
  gap: var(--ds-spacing-inline);
  padding: var(--ds-spacing-inline) var(--ds-spacing-control);
  color: var(--ds-color-text-primary);
  font-family: var(--ds-font-family-sans);
  font-size: var(--ds-font-size-ui);
  font-weight: 800;
  line-height: var(--ds-font-line-height-ui);
  cursor: pointer;
  list-style: none;
}

.river-feedback-details > summary::-webkit-details-marker { display: none; }

.river-feedback-details > summary::before {
  content: "+";
  color: var(--ds-color-action-accent);
  font-weight: 900;
}

.river-feedback-details[open] > summary::before { content: "−"; }

.river-feedback-details > summary small {
  margin-inline-start: auto;
  color: var(--ds-color-text-muted);
  font-size: var(--ds-font-size-metadata);
  font-weight: 650;
  text-align: end;
}

.river-feedback-details-body {
  display: grid;
  gap: var(--ds-spacing-group);
  padding: var(--ds-spacing-control);
  border-block-start: 1px solid var(--ds-color-border-default);
  background: var(--ds-color-surface-secondary);
}

.river-feedback-details-body > .river-value-targets,
.river-feedback-details-body > .river-policy-note,
.river-feedback-details-body > .river-learning-sources {
  margin: 0;
}

.river-result-focus {
  margin-top: 12px;
  padding: 11px 12px;
  border-left: 3px solid var(--warn);
  background: color-mix(in srgb, var(--warn) 6%, var(--panel2));
  color: var(--muted);
  font-size: 12px;
  text-align: left;
}

.river-empty {
  padding: 28px 10px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 650px) {
  .river-value-targets--primary {
    padding: 15px;
  }

  .river-value-targets--primary .river-value-target-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 3px;
  }

  .river-control-status {
    align-items: flex-start;
    flex-direction: column;
    gap: 0;
    padding-inline: 0;
  }

  .river-task-card { min-height: 360px; }

  .river-decision-contrast {
    grid-template-columns: minmax(0, 1fr);
  }

  .river-table-view {
    grid-template-columns: 82px minmax(0, 1fr) 82px;
    gap: 6px;
    min-height: 116px;
    padding: 10px 7px;
  }

  .river-card-row { gap: 3px; }

  .river-card {
    width: 37px;
    height: 52px;
    font-size: 14px;
  }

  .river-card.is-mini {
    width: 27px;
    height: 38px;
    font-size: 11px;
  }

  .river-board { gap: 2px; }
  .river-street { grid-template-columns: 58px minmax(0, 1fr); padding-inline: 8px; }
  .river-event { min-height: 29px; padding-inline: 6px; }
  .river-choice-grid .choice { min-height: 56px; padding-inline: 5px; }
  .river-choice-grid.is-three .choice > span { font-size: 13px; }
  .river-choice-grid.is-three .choice > small { font-size: 9px; }

  .river-feedback-summary {
    grid-template-columns: 32px minmax(0, 1fr);
    padding: 12px;
  }

  .river-feedback-summary .river-badge { grid-column: 2; justify-self: start; }

  .river-feedback-answer {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
    padding: 12px 12px 0;
  }

  .river-feedback-answer strong { text-align: left; }
  .river-feedback-reason { margin-inline: 12px; }
  .river-policy-note { margin-inline: 12px; }
  .river-policy-heading { align-items: flex-start; flex-direction: column; gap: 2px; }
  .river-policy-heading span { text-align: left; }
  .river-value-targets { margin-inline: 12px; }
  .river-value-target-row { grid-template-columns: 1fr; gap: 2px; }
  .river-learning-sources { margin-inline: 12px; }
  .river-learning-heading { align-items: flex-start; flex-direction: column; gap: 2px; }
  .river-learning-heading span { text-align: left; }
  .river-calculation { margin-inline: 12px; }
  .river-strategy { margin-inline: 12px; }
  .river-ev-list { margin-inline: 12px; }
  .river-evidence > summary { align-items: flex-start; padding-inline: 12px; }
  .river-evidence > summary small { max-width: 145px; }
  .river-evidence-body { padding-inline: 12px; }
}