.tools-page-shell {
  padding-bottom: 48px;
}

.tools-hero {
  padding: 64px 0 28px;
}

.dxcycle-app,
.dxcycle-layout,
.dxcycle-results-stack {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.tools-page-shell .page-main,
.tools-page-shell .page-content,
.dxcycle-panel {
  min-width: 0;
}

.dxcycle-bar,
.dxcycle-panel {
  background: var(--color-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.dxcycle-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
}

.dxcycle-bar h2,
.dxcycle-section-head h3 {
  margin: 0;
  color: var(--ink);
  font-size: 1.1rem;
}

.dxcycle-eyebrow {
  margin: 0 0 6px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.dxcycle-engine {
  min-width: 188px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--color-primary-softer);
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 800;
  text-align: center;
}

.dxcycle-engine.is-ready {
  background: rgba(22, 140, 82, 0.1);
  color: #12623c;
}

.dxcycle-engine.is-error {
  background: rgba(188, 55, 55, 0.1);
  color: #9b2727;
}

.dxcycle-layout {
  grid-template-columns: minmax(300px, 0.72fr) minmax(420px, 1.28fr);
  align-items: stretch;
}

.dxcycle-layout--stacked {
  grid-template-columns: minmax(0, 1fr);
}

.dxcycle-panel {
  padding: 20px;
}

.dxcycle-form {
  display: grid;
  gap: 15px;
}

.dxcycle-field,
.dxcycle-field--wide {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.dxcycle-field label {
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
}

.dxcycle-field input,
.dxcycle-field select,
.dxcycle-input-unit span,
.dxcycle-eta-row input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
  outline: none;
}

.dxcycle-field input,
.dxcycle-field select {
  padding: 10px 12px;
}

.dxcycle-field input:focus,
.dxcycle-field select:focus {
  border-color: var(--color-primary-hover);
  box-shadow: 0 0 0 4px var(--color-state-focus-ring);
}

.dxcycle-field input:disabled {
  background: var(--color-state-disabled-bg);
  color: var(--color-state-disabled-text);
}

.dxcycle-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.dxcycle-input-unit {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(74px, auto);
  gap: 8px;
  align-items: center;
}

.dxcycle-input-unit span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  color: var(--muted);
  font-weight: 800;
}

.dxcycle-eta-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.dxcycle-checkbox {
  display: inline-flex !important;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--color-primary-softer);
  color: var(--ink);
  white-space: nowrap;
}

.dxcycle-checkbox input {
  width: 16px;
  min-height: 16px;
  accent-color: var(--primary);
}

.dxcycle-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.dxcycle-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 15px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 800;
  cursor: pointer;
  transition: 0.2s ease;
}

.dxcycle-button:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: var(--color-state-focus-outline);
  box-shadow: var(--shadow-soft);
}

.dxcycle-button--primary {
  border-color: transparent;
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.dxcycle-button:disabled {
  background: var(--color-state-disabled-bg);
  color: var(--color-state-disabled-text);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.dxcycle-message {
  min-height: 22px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.dxcycle-message.is-error {
  color: #9b2727;
}

.dxcycle-message.is-success {
  color: #12623c;
}

.dxcycle-section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.dxcycle-section-head p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.dxcycle-diagram-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.dxcycle-diagram {
  min-height: 388px;
  display: grid;
  align-items: center;
  overflow: hidden;
}

.dxcycle-diagram svg {
  width: 100%;
  height: auto;
  max-height: 500px;
}

.dxcycle-diagram.dxcycle-diagram--image {
  min-height: 0;
  justify-items: center;
  padding: 16px;
  border-radius: 8px;
  background: #f8fafc;
}

.dxcycle-diagram--image img {
  display: block;
  max-width: min(100%, 760px);
  max-height: 760px;
  width: auto;
  height: auto;
}

.dxcycle-diagram--image svg {
  display: none;
}

.dxcycle-svg-label {
  fill: #111827;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  font-style: italic;
}

.dxcycle-state circle {
  fill: #ffffff;
  stroke: #111827;
  stroke-width: 1.4;
}

.dxcycle-state text {
  fill: #111827;
  font-size: 19px;
  font-weight: 700;
  text-anchor: middle;
}

.dxcycle-results-stack {
  grid-template-columns: minmax(0, 1fr);
}

.dxcycle-table-wrap {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.dxcycle-table {
  width: 100%;
  min-width: 1120px;
  border-collapse: collapse;
  background: var(--color-surface);
}

.dxcycle-table--compact {
  min-width: 520px;
}

.dxcycle-table th,
.dxcycle-table td {
  padding: 10px 11px;
  border-bottom: 1px solid var(--border);
  color: var(--ink);
  font-size: 0.84rem;
  text-align: left;
  white-space: nowrap;
}

.dxcycle-table th {
  background: var(--color-primary-800);
  color: var(--color-on-primary);
  font-weight: 800;
}

.dxcycle-table td:not(:first-child) {
  font-variant-numeric: tabular-nums;
}

.dxcycle-table tbody tr:nth-child(even) td {
  background: var(--color-primary-softer);
}

.dxcycle-table tbody tr:last-child td {
  border-bottom: 0;
}

.dxcycle-table-empty {
  color: var(--muted) !important;
  text-align: center !important;
}

.dxcycle-section-head--charts {
  align-items: center;
}

.dxcycle-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  justify-content: flex-end;
}

.dxcycle-tabs button {
  min-height: 36px;
  padding: 7px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 800;
  cursor: pointer;
}

.dxcycle-tabs button.is-active {
  border-color: transparent;
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.dxcycle-chart-shell {
  min-height: 510px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fbfdff;
  overflow: hidden;
}

.dxcycle-chart-shell svg {
  display: block;
  width: 100%;
  height: auto;
}

.dxcycle-chart-empty {
  min-height: 510px;
  display: grid;
  place-items: center;
  padding: 20px;
  color: var(--muted);
  font-weight: 800;
  text-align: center;
}

.cycle-units-panel {
  min-width: 0;
}

.cycle-units-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.cycle-unit-card {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.cycle-unit-card span {
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 800;
}

.cycle-unit-card select {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.9rem;
  padding: 8px 10px;
}

.cycle-unit-card select:focus {
  border-color: var(--color-primary-hover);
  box-shadow: 0 0 0 4px var(--color-state-focus-ring);
  outline: none;
}

.cycle-result-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.cycle-result-card {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--color-primary-softer);
}

.cycle-result-card span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.cycle-result-card strong {
  display: block;
  margin-top: 6px;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

.dxcycle-chart-title {
  fill: #0f172a;
  font-size: 18px;
  font-weight: 800;
}

.dxcycle-chart-axis {
  stroke: #475569;
  stroke-width: 1.2;
}

.dxcycle-chart-grid {
  stroke: #dbe5ef;
  stroke-width: 1;
}

.dxcycle-chart-tick,
.dxcycle-chart-axis-label {
  fill: #475569;
  font-size: 12px;
}

.dxcycle-chart-axis-label {
  font-weight: 800;
}

.dxcycle-chart-sat-liquid {
  fill: none;
  stroke: #94a3b8;
  stroke-width: 1.4;
}

.dxcycle-chart-sat-vapor {
  fill: none;
  stroke: #64748b;
  stroke-width: 1.4;
}

.dxcycle-chart-cycle {
  fill: none;
  stroke: #0b58ca;
  stroke-width: 2.4;
}

.dxcycle-chart-point {
  fill: #ffffff;
  stroke: #0b58ca;
  stroke-width: 2;
}

.dxcycle-chart-point-label {
  fill: #0f172a;
  font-size: 13px;
  font-weight: 800;
  text-anchor: middle;
}

.dxcycle-chart-legend {
  fill: #334155;
  font-size: 12px;
  font-weight: 700;
}

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

  .cycle-units-grid,
  .cycle-result-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .tools-hero {
    padding-top: 42px;
  }

  .dxcycle-bar,
  .dxcycle-section-head,
  .dxcycle-section-head--charts {
    display: grid;
  }

  .dxcycle-engine,
  .dxcycle-actions,
  .dxcycle-button,
  .dxcycle-tabs {
    width: 100%;
  }

  .dxcycle-field-grid,
  .dxcycle-eta-row,
  .cycle-units-grid,
  .cycle-result-cards {
    grid-template-columns: 1fr;
  }

  .dxcycle-input-unit {
    grid-template-columns: minmax(0, 1fr) minmax(68px, auto);
  }

  .dxcycle-diagram {
    min-height: 270px;
  }

  .dxcycle-tabs {
    justify-content: stretch;
  }

  .dxcycle-tabs button {
    flex: 1 1 72px;
  }
}