.ppf-tool {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 4px;
}

.ppf-panel {
  background: var(--bg-canvas);
  border: 1px solid var(--border-default);
  border-radius: var(--radius);
  padding: 12px 14px;
  min-width: 0;
}

.ppf-panel-head h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
}

.ppf-panel-hint {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--fg-muted);
  line-height: 1.45;
}

.ppf-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

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

.ppf-ranges .peps-btn.is-active {
  border-color: var(--accent-emphasis);
  color: var(--fg-default);
  background: var(--bg-subtle);
}

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

.ppf-stat {
  padding: 12px 14px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius);
  background: var(--bg-canvas);
  min-width: 0;
}

.ppf-stat-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--fg-subtle);
}

.ppf-stat-value {
  display: block;
  margin-top: 6px;
  font-size: 18px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--fg-default);
}

.ppf-stat-value.is-up { color: #3fb950; }
.ppf-stat-value.is-down { color: #f85149; }

.ppf-stat-sub {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
}

.ppf-chart-wrap {
  margin-top: 10px;
  border: 1px solid var(--border-muted);
  border-radius: 8px;
  background: var(--bg-subtle);
  overflow: hidden;
}

.ppf-chart {
  width: 100%;
  height: 320px;
}

.ppf-contrib {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

.ppf-row {
  display: grid;
  grid-template-columns: 36px repeat(4, minmax(0, 1fr));
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-muted);
  background: var(--bg-subtle);
  font-size: 13px;
}

.ppf-row-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.ppf-coin-icon-wrap {
  display: inline-flex;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
}

.ppf-coin-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  background: var(--bg-canvas);
}

.ppf-col {
  min-width: 0;
}

.ppf-col > span {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg-subtle);
  margin-bottom: 4px;
}

.ppf-col strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--fg-default);
  font-variant-numeric: tabular-nums;
}

.ppf-col em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-size: 12px;
  color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
}

.ppf-col.is-up strong { color: #3fb950; }
.ppf-col.is-down strong { color: #f85149; }

.ppf-empty {
  margin: 0;
  padding: 18px 8px;
  text-align: center;
  color: var(--fg-subtle);
  font-size: 13px;
}

/* Guide */
.ppf-tool > .tf-guide-box { margin-top: 2px; }

.ppf-tool .tf-guide-box {
  background: var(--bg-canvas);
  border: 1px solid var(--border-default);
  border-left: 3px solid var(--accent-emphasis);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 12px;
  color: var(--fg-muted);
}

.ppf-tool .tf-guide-box summary {
  cursor: pointer;
  color: var(--fg-default);
  font-weight: 600;
  font-size: 13px;
  list-style: none;
}

.ppf-tool .tf-guide-box summary::-webkit-details-marker { display: none; }
.ppf-tool .tf-guide-content { margin-top: 12px; }
.ppf-tool .tf-guide-intro {
  margin: 0 0 14px;
  line-height: 1.55;
  max-width: 90ch;
  opacity: 0.92;
}
.ppf-tool .tf-guide-heading {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--fg-default);
}
.ppf-tool .tf-guide-list {
  margin: 0;
  padding-left: 18px;
  line-height: 1.55;
}
.ppf-tool .tf-guide-list li + li { margin-top: 6px; }
.ppf-tool .tf-guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
  max-width: 920px;
}
.ppf-tool .tf-guide-block {
  min-width: 0;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: var(--bg-subtle);
  border: 1px solid var(--border-muted);
}
.ppf-tool .tf-guide-list-consider li::marker { color: var(--accent-emphasis); }
.ppf-tool .tf-guide-content--summary .tf-guide-more {
  margin-top: 14px;
  max-width: 920px;
}

@media (max-width: 900px) {
  .ppf-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .ppf-row {
    grid-template-columns: 36px repeat(2, minmax(0, 1fr));
  }
  .ppf-row-icon {
    grid-row: 1 / span 2;
  }
  .ppf-tool .tf-guide-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .ppf-summary {
    grid-template-columns: 1fr;
  }
  .ppf-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .ppf-row {
    grid-template-columns: 36px 1fr;
  }
  .ppf-row-icon {
    grid-row: 1 / span 4;
  }
  .ppf-chart { height: 260px; }
}