/* The original controls and result stay in their original reading order. */
.atlas-lab {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-5);
  align-items: start;
  margin-top: var(--space-5);
}

.case-section-content > .atlas-method-note,
.atlas-static-note {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--muted);
}

.atlas-static-note {
  grid-column: 1 / -1;
  margin: 0;
}

.atlas-controls {
  min-width: 0;
  margin: 0;
  padding: 0;
}

#atlas-control-help {
  margin-bottom: var(--space-4);
  font-size: 1rem;
  line-height: 1.65;
}

.atlas-input-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.atlas-input {
  min-width: 0;
}

.atlas-input label {
  display: block;
  margin-bottom: var(--space-2);
  font: 500 1rem/1.5 var(--body);
}

.atlas-input label span {
  margin-right: var(--space-1);
  color: var(--rust);
}

.atlas-input select {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-height: 48px;
  padding: var(--space-2);
  border: 1px solid var(--muted);
  border-radius: 0;
  background-color: var(--paper);
  color: var(--ink);
  font: 400 1rem/1.5 var(--body);
  cursor: pointer;
  transition: border-color var(--feedback);
}

.atlas-input select:hover {
  border-color: var(--ink);
}

.atlas-input select:focus-visible {
  border-color: var(--rust);
  outline: 3px solid var(--rust);
  outline-offset: 4px;
}

.atlas-input p {
  margin-top: var(--space-1);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--muted);
}

.atlas-control-footer {
  margin-top: var(--space-4);
}

.atlas-reset {
  min-height: 44px;
  padding: var(--space-1) 0;
  border-bottom: 1px solid currentColor;
  color: var(--ink);
  font: 400 1rem/1.5 var(--body);
  text-align: left;
  transition: color var(--feedback);
}

.atlas-reset:hover {
  color: var(--rust);
}

#atlas-status {
  margin-top: var(--space-2);
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.5;
}

#atlas-status:empty {
  margin: 0;
}

/* A single dark surface identifies the current recommendation. */
.atlas-result {
  min-width: 0;
  margin: 0;
  padding: var(--space-5);
  border-radius: 0;
  background: var(--ink);
  color: var(--paper);
  box-shadow: none;
}

.atlas-result .eyebrow {
  margin-bottom: var(--space-3);
  color: var(--accent-light);
}

.atlas-result h3 {
  margin-bottom: var(--space-4);
  font: 500 2rem/1.12 var(--body);
  letter-spacing: -.035em;
}

.atlas-result > p:not(.eyebrow) {
  font-size: 1rem;
  line-height: 1.65;
}

.atlas-result .project-link {
  min-height: 48px;
  margin-top: var(--space-4);
  color: var(--paper);
  font-size: 1rem;
}

.atlas-result .project-link:hover {
  color: var(--accent-light);
}

.atlas-result :focus-visible {
  outline-color: var(--paper);
}

/* Supporting evidence uses rules and readable text, not additional cards. */
.atlas-comparison-wrap {
  margin-top: var(--space-6);
}

.atlas-comparison-wrap > h3 {
  margin-bottom: var(--space-4);
  font-size: 1.75rem;
  line-height: 1.2;
}

.atlas-comparison {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
  list-style: none;
}

.case-section-content .atlas-comparison > li {
  margin: 0;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--rule);
}

.atlas-alternative-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-2);
}

.atlas-alternative-heading h4 {
  font: 500 1.125rem/1.5 var(--body);
  letter-spacing: -.02em;
}

.atlas-state {
  flex-shrink: 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--muted);
  text-align: right;
}

[data-state="selected"] .atlas-state {
  color: var(--rust);
  font-weight: 500;
}

.atlas-comparison li p,
.atlas-rule-note,
.case-section-content > .atlas-plan-note,
.case-section-content > .atlas-limit {
  max-width: 740px;
  font-size: 1rem;
  line-height: 1.65;
}

.atlas-rule-note,
.case-section-content > .atlas-plan-note,
.case-section-content > .atlas-limit {
  margin-top: var(--space-4);
  color: var(--muted);
}

.atlas-brief .atlas-scenario-summary {
  padding-top: var(--space-3);
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

.atlas-brief dt {
  font-size: 1rem;
}

.atlas-small-heading {
  margin: var(--space-5) 0 var(--space-3);
  color: var(--rust);
  font: 500 1rem/1.5 var(--body);
  letter-spacing: 0;
}

.atlas-download-row {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--rule);
}

.atlas-download {
  max-width: 100%;
  min-height: 48px;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font: 400 1rem/1.5 var(--body);
  text-align: left;
  transition: background-color var(--feedback), border-color var(--feedback);
}

.atlas-download:hover {
  background: var(--rust);
  border-color: var(--rust);
}

#atlas-download-status {
  margin-top: var(--space-2);
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.5;
}

#atlas-download-status:empty {
  margin: 0;
}

.case-section-content > .atlas-decisions {
  max-width: none;
  margin: var(--space-5) 0;
  padding: 0;
  list-style: none;
}

.case-section-content .atlas-decisions > li {
  margin: 0;
  padding: var(--space-4) 0;
  border-top: 1px solid var(--rule);
}

.atlas-decisions h3 {
  margin: var(--space-2) 0 var(--space-3);
  font-size: 1.75rem;
  line-height: 1.2;
}

.atlas-decisions li > p:not(.eyebrow) {
  max-width: 740px;
  font-size: 1rem;
  line-height: 1.65;
}

.atlas-decisions .atlas-decision-cost {
  margin-top: var(--space-3);
}

.atlas-decision-cost strong {
  font-weight: 500;
}

.atlas-assumptions {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.atlas-assumptions summary {
  min-height: 52px;
  padding: var(--space-3) 0;
  font: 400 1rem/1.5 var(--body);
  cursor: pointer;
}

.atlas-assumptions summary::marker {
  color: var(--rust);
}

.atlas-assumptions summary:hover {
  color: var(--rust);
}

.atlas-assumptions ul {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-4);
  font-size: 1rem;
  line-height: 1.65;
}

.atlas-evaluation {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.atlas-evaluation > div {
  padding-top: var(--space-3);
  border-top: 1px solid var(--rule);
}

.atlas-evaluation h3 {
  margin-bottom: var(--space-3);
  font-size: 1.75rem;
  line-height: 1.2;
}

.atlas-evaluation p {
  font-size: 1rem;
  line-height: 1.65;
}

@media (min-width: 1200px) {
  .atlas-lab {
    grid-template-columns: minmax(0, .44fr) minmax(0, .56fr);
  }

  .atlas-controls {
    grid-column: 1;
    grid-row: 1;
  }

  .atlas-result {
    grid-column: 2;
    grid-row: 1;
  }

  .atlas-controls[hidden] ~ .atlas-result {
    grid-column: 1 / -1;
    grid-row: auto;
  }
}

@media (max-width: 639px) {
  .atlas-result {
    padding: var(--space-4);
  }

  .atlas-alternative-heading {
    display: block;
  }

  .atlas-state {
    display: block;
    margin-top: var(--space-1);
    text-align: left;
  }

  .atlas-evaluation {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .atlas-input select,
  .atlas-reset,
  .atlas-result .project-link,
  .atlas-download {
    transition: none;
  }
}