/*
 * BasedBioHacker, prototype four
 *
 * The interface is a decision navigator, not a database dashboard. Cobalt is
 * reserved for current state and primary action. Structure comes from space,
 * rules, and type rather than colored containers.
 */

:root {
  --navigator-canvas: #f3f5f9;
  --navigator-panel: #ffffff;
  --navigator-hover: #f7f9fd;
  --navigator-soft-blue: #eef3ff;
}

/* Homepage: explain the value of the guided path without adding a dashboard. */

.guided-path-section {
  background: #f7f8fa;
  border-block: 1px solid var(--rule-soft);
}

.guided-path-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(480px, 1.12fr);
  gap: clamp(64px, 10vw, 132px);
  align-items: start;
}

.guided-path-intro {
  position: sticky;
  top: calc(var(--header-height) + 44px);
}

.guided-path-intro h2 {
  max-width: 10ch;
}

.guided-path-intro > p {
  max-width: 36rem;
  margin: 28px 0 34px;
  color: var(--quiet);
  font-size: 1.08rem;
}

.guided-path-sequence {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule-strong);
}

.guided-path-sequence li {
  display: grid;
  grid-template-columns: 76px minmax(180px, 0.8fr) minmax(220px, 1.2fr);
  gap: 24px;
  align-items: baseline;
  padding: 28px 0;
  border-bottom: 1px solid var(--rule);
}

.guided-path-sequence span,
.guided-path-sequence strong {
  color: var(--ink);
  font-size: 0.86rem;
}

.guided-path-sequence span {
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.guided-path-sequence p {
  font-size: 0.92rem;
}

/* Guided navigator */

.navigator-page .site-footer {
  margin-top: 0;
}

.navigator-workspace {
  min-height: calc(100dvh - var(--header-height));
  padding-block: clamp(44px, 6vw, 76px);
  background: var(--navigator-canvas);
}

.navigator-shell {
  display: grid;
  grid-template-columns: minmax(290px, 0.72fr) minmax(540px, 1.28fr);
  gap: clamp(52px, 7vw, 96px);
  align-items: center;
}

.navigator-context {
  display: flex;
  min-height: 620px;
  flex-direction: column;
}

.navigator-context__back {
  align-self: flex-start;
  color: var(--quiet);
  font-size: 0.76rem;
  font-weight: 700;
  text-decoration: none;
}

.navigator-context__back::before {
  margin-right: 7px;
  content: "←";
}

.navigator-context > div {
  margin-block: auto 48px;
}

.navigator-context__label,
.navigator-gate__label,
.navigator-result__header span,
.navigator-stack > span,
.navigator-tool > span,
.navigator-lever small,
.navigator-section-heading p {
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.navigator-context h1 {
  max-width: 9ch;
  margin-top: 14px;
  font-size: clamp(3.45rem, 5vw, 5.3rem);
}

.navigator-context > div > p {
  max-width: 31rem;
  margin-top: 26px;
  color: var(--quiet);
  font-size: 1.03rem;
}

.navigator-stage-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule-strong);
}

.navigator-stage-list li {
  position: relative;
  padding-top: 13px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
}

.navigator-stage-list li::before {
  position: absolute;
  top: -1px;
  right: 0;
  left: 0;
  height: 2px;
  background: transparent;
  content: "";
}

.navigator-stage-list li[data-state='complete'] {
  color: var(--ink);
}

.navigator-stage-list li[data-state='complete']::before,
.navigator-stage-list li[data-state='current']::before {
  background: var(--blue);
}

.navigator-stage-list li[data-state='current'] {
  color: var(--blue);
}

.navigator-context__boundary {
  max-width: 34rem;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.navigator-panel {
  min-height: 620px;
  padding: clamp(34px, 4.5vw, 58px);
  background: var(--navigator-panel);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: 0 24px 70px rgba(25, 31, 42, 0.07);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 160ms ease, transform 180ms var(--ease-out);
}

.navigator-panel[data-transitioning='true'] {
  opacity: 0;
  transform: translateY(5px);
}

.navigator-panel [tabindex='-1']:focus {
  outline: none;
}

.navigator-question {
  display: flex;
  min-height: 504px;
  flex-direction: column;
}

.navigator-question__topline {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: clamp(34px, 5vw, 58px);
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.navigator-question__topline .text-button {
  padding: 0;
  background: none;
  border: 0;
  color: var(--quiet);
  letter-spacing: 0;
  text-transform: none;
}

.navigator-question h2,
.navigator-gate h2 {
  max-width: 13ch;
  font-size: clamp(2.35rem, 3.8vw, 3.5rem);
}

.navigator-question > p,
.navigator-gate > p {
  max-width: 38rem;
  margin-top: 18px;
  color: var(--quiet);
}

.navigator-options {
  margin-top: 36px;
  border-top: 1px solid var(--rule-strong);
}

.navigator-option {
  display: grid;
  width: 100%;
  min-height: 94px;
  padding: 18px 4px;
  grid-template-columns: minmax(0, 1fr) 24px;
  gap: 24px;
  align-items: center;
  background: transparent;
  color: var(--ink);
  border: 0;
  border-bottom: 1px solid var(--rule);
  border-radius: 0;
  text-align: left;
  transition: background-color 140ms ease;
}

.navigator-option span {
  display: grid;
  grid-template-columns: minmax(160px, 0.75fr) minmax(220px, 1.25fr);
  gap: 24px;
  align-items: baseline;
}

.navigator-option strong {
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.navigator-option small {
  color: var(--quiet);
  font-size: 0.82rem;
  line-height: 1.45;
}

.navigator-option b {
  color: var(--blue);
  font-size: 0.9rem;
}

.navigator-question__footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  margin-top: auto;
  padding-top: 30px;
}

.navigator-back {
  padding: 0;
  background: none;
  color: var(--ink);
  border: 0;
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.navigator-question__footer p {
  color: var(--muted);
  font-size: 0.7rem;
}

/* Earned-value gate */

.navigator-gate {
  min-height: 504px;
}

.navigator-gate > .navigator-back {
  margin-bottom: clamp(42px, 6vw, 70px);
}

.navigator-gate__label {
  display: block;
  margin-bottom: 14px;
}

.navigator-preview-list {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule-strong);
}

.navigator-preview-list li {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
}

.navigator-preview-list strong {
  color: var(--ink);
  font-size: 0.8rem;
}

.navigator-preview-list span {
  color: var(--quiet);
  font-size: 0.8rem;
  text-align: right;
}

.navigator-unlock {
  margin-top: 36px;
}

.navigator-unlock label {
  display: block;
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
}

.navigator-unlock > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.navigator-unlock > p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.68rem;
}

/* The result becomes a clean editorial document, not a boxed quiz state. */

.navigator-workspace[data-view='result'] {
  background: var(--paper);
}

.navigator-workspace[data-view='result'] .navigator-shell {
  display: block;
}

.navigator-workspace[data-view='result'] .navigator-context {
  display: none;
}

.navigator-workspace[data-view='result'] .navigator-panel {
  min-height: 0;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.navigator-result__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 64px;
  align-items: end;
  padding-bottom: clamp(44px, 6vw, 76px);
  border-bottom: 1px solid var(--rule-strong);
}

.navigator-result__header h2 {
  max-width: 16ch;
  margin-top: 14px;
  font-size: clamp(3rem, 5.8vw, 5.4rem);
}

.navigator-result__header p {
  max-width: 50rem;
  margin-top: 24px;
  color: var(--quiet);
  font-size: 1.08rem;
}

.navigator-result__controls {
  display: flex;
  min-width: 190px;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}

.navigator-result__controls button {
  padding: 0;
  background: transparent;
  border: 0;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.navigator-result__controls span {
  min-height: 1em;
  color: var(--blue);
  font-size: 0.68rem;
}

.navigator-result__guidance {
  display: grid;
  grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1.35fr);
  gap: 48px;
  padding: 30px 0;
  border-bottom: 1px solid var(--rule);
}

.navigator-result__guidance strong {
  color: var(--ink);
  font-size: 0.91rem;
}

.navigator-result__guidance p {
  color: var(--quiet);
  font-size: 0.9rem;
}

.navigator-levers {
  padding-block: clamp(72px, 8vw, 112px);
}

.navigator-section-heading {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  align-items: end;
  margin-bottom: 38px;
}

.navigator-section-heading h3 {
  font-size: clamp(2rem, 3.6vw, 3.25rem);
}

.navigator-section-heading p {
  max-width: 22rem;
  color: var(--quiet);
  text-align: right;
}

.navigator-lever {
  display: grid;
  grid-template-columns: minmax(180px, 0.9fr) minmax(260px, 1.45fr) minmax(180px, 0.8fr) minmax(140px, 0.65fr);
  gap: clamp(24px, 4vw, 58px);
  align-items: start;
  padding: 34px 0;
  border-top: 1px solid var(--rule);
}

.navigator-lever:last-child {
  border-bottom: 1px solid var(--rule);
}

.navigator-lever small {
  display: block;
  margin-bottom: 9px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.navigator-lever__identity > span {
  display: block;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 700;
}

.navigator-lever h4 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.65rem, 2.4vw, 2.25rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.navigator-lever__identity p,
.navigator-lever__rationale p,
.navigator-lever__evidence p {
  font-size: 0.88rem;
}

.navigator-lever__identity p {
  margin-top: 12px;
  color: var(--quiet);
}

.navigator-lever__actions {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  padding-top: 28px;
}

.navigator-lever__actions button {
  padding: 0;
  background: transparent;
  border: 0;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.navigator-result__next {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  border: 1px solid var(--rule);
}

.navigator-stack,
.navigator-tool {
  display: flex;
  min-height: 330px;
  padding: clamp(32px, 4vw, 52px);
  flex-direction: column;
  align-items: flex-start;
}

.navigator-stack {
  background: var(--navigator-soft-blue);
  border-right: 1px solid var(--rule);
}

.navigator-stack h3,
.navigator-tool h3 {
  max-width: 13ch;
  margin-top: 16px;
  font-size: clamp(2rem, 3.5vw, 3.2rem);
}

.navigator-stack > p,
.navigator-tool > p {
  max-width: 36rem;
  margin-top: 18px;
  color: var(--quiet);
}

.navigator-stack [data-navigator-stack-compounds] {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 22px 0 30px;
}

.navigator-stack [data-navigator-stack-compounds] span {
  padding: 6px 9px;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(40, 94, 220, 0.16);
  font-size: 0.72rem;
  font-weight: 700;
}

.navigator-stack .button,
.navigator-tool .button {
  margin-top: auto;
}

.navigator-result__footer {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  align-items: center;
  margin-top: clamp(60px, 8vw, 96px);
  padding: 30px 0;
  border-block: 1px solid var(--rule-strong);
}

.navigator-result__footer p {
  margin-top: 5px;
  color: var(--quiet);
  font-size: 0.86rem;
}

@media (hover: hover) and (pointer: fine) {
  .navigator-option:hover {
    background: var(--navigator-hover);
  }

  .navigator-context__back:hover,
  .navigator-result__controls button:hover,
  .navigator-back:hover,
  .navigator-lever__actions button:hover {
    color: var(--blue);
  }
}

@media (max-width: 980px) {
  .guided-path-layout,
  .navigator-shell {
    grid-template-columns: 1fr;
  }

  .guided-path-intro {
    position: static;
  }

  .navigator-context {
    min-height: 0;
  }

  .navigator-context > div {
    margin: 64px 0 40px;
  }

  .navigator-context h1 {
    max-width: 11ch;
  }

  .navigator-context__boundary {
    display: none;
  }

  .navigator-lever {
    grid-template-columns: minmax(180px, 0.8fr) minmax(260px, 1.2fr);
  }

  .navigator-lever__actions {
    padding-top: 0;
    flex-direction: row;
  }
}

@media (max-width: 700px) {
  .guided-path-sequence li,
  .navigator-option span,
  .navigator-result__header,
  .navigator-result__guidance,
  .navigator-lever,
  .navigator-result__next {
    grid-template-columns: 1fr;
  }

  .guided-path-sequence li {
    gap: 8px;
  }

  .navigator-workspace {
    padding-block: 34px;
  }

  .navigator-context > div {
    margin: 10px 0 28px;
  }

  .navigator-context__back,
  .navigator-context > div > p {
    display: none;
  }

  .navigator-context h1 {
    max-width: 12ch;
    margin-top: 8px;
    font-size: clamp(2.35rem, 10.5vw, 3.2rem);
  }

  .navigator-stage-list {
    margin-bottom: 0;
  }

  .navigator-stage-list li {
    overflow: hidden;
    font-size: 0.62rem;
    text-overflow: ellipsis;
  }

  .navigator-panel {
    min-height: 0;
    margin-inline: calc(var(--pad) * -0.35);
    padding: 28px 24px;
    box-shadow: 0 16px 44px rgba(25, 31, 42, 0.06);
  }

  .navigator-question {
    min-height: 540px;
  }

  .navigator-question h2,
  .navigator-gate h2 {
    font-size: clamp(2.25rem, 10vw, 3rem);
  }

  .navigator-option {
    min-height: 112px;
  }

  .navigator-option span {
    gap: 5px;
  }

  .navigator-question__footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .navigator-question__footer p {
    order: -1;
  }

  .navigator-unlock > div {
    grid-template-columns: 1fr;
  }

  .navigator-workspace[data-view='result'] .navigator-panel {
    margin-inline: 0;
  }

  .navigator-result__header {
    gap: 32px;
  }

  .navigator-result__header h2 {
    font-size: clamp(2.8rem, 13vw, 4.25rem);
  }

  .navigator-section-heading,
  .navigator-result__footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .navigator-section-heading p {
    text-align: left;
  }

  .navigator-lever {
    gap: 24px;
  }

  .navigator-lever__actions {
    flex-wrap: wrap;
  }

  .navigator-result__next {
    border: 0;
  }

  .navigator-stack,
  .navigator-tool {
    min-height: 310px;
    border: 1px solid var(--rule);
  }

  .navigator-stack {
    border-right: 1px solid var(--rule);
  }

  .navigator-tool {
    border-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .navigator-panel,
  .navigator-option {
    transition-duration: 0.01ms;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .navigator-panel {
    box-shadow: none;
  }
}

@media (prefers-contrast: more) {
  .navigator-panel,
  .navigator-result__next,
  .navigator-stack,
  .navigator-tool {
    border-color: var(--ink);
  }
}