body {
  min-width: 320px;
  margin: 0;
  background: var(--jsb-paper);
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image: linear-gradient(var(--jsb-line) 1px, transparent 1px), linear-gradient(90deg, var(--jsb-line) 1px, transparent 1px);
  background-size: 32px 32px;
  content: "";
  opacity: 0.4;
  pointer-events: none;
}

body::after {
  position: fixed;
  z-index: -1;
  right: 0;
  bottom: 0;
  width: min(36vw, 460px);
  height: min(36vw, 460px);
  border: 2px solid var(--jsb-signal);
  border-radius: 50%;
  content: "";
  opacity: 0.15;
  transform: translate(28%, 28%);
  pointer-events: none;
}

.jsb-checkup {
  min-height: 100vh;
  overflow: hidden;
}

.jsb-shell {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: var(--jsb-space-lg) 0 var(--jsb-space-2xl);
}

.jsb-topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--jsb-space-md);
  margin-bottom: var(--jsb-space-2xl);
}

.jsb-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--jsb-space-sm);
  color: var(--jsb-ink);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
}

.jsb-brand__logo {
  display: block;
  width: 6rem;
  height: 2rem;
  object-fit: cover;
  object-position: center;
}

.jsb-topbar__meta {
  display: flex;
  align-items: center;
  gap: var(--jsb-space-sm);
  color: var(--jsb-moss);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-align: right;
  text-transform: uppercase;
}

.jsb-main {
  display: grid;
  grid-template-columns: minmax(230px, 0.68fr) minmax(520px, 1.32fr);
  gap: var(--jsb-space-2xl);
  align-items: start;
}

body[data-checkup-screen="active"] .jsb-shell {
  width: min(900px, calc(100% - 32px));
}

body[data-checkup-screen="active"] .jsb-main {
  grid-template-columns: 1fr;
}

body[data-checkup-screen="active"] .jsb-rail {
  display: none;
}

.jsb-rail {
  position: sticky;
  top: 24px;
  display: grid;
  gap: var(--jsb-space-lg);
}

.jsb-rail__title {
  max-width: 9ch;
  margin: 0;
  font-family: var(--jsb-display);
  font-size: clamp(3.25rem, 6vw, 5.5rem);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 0.92;
  text-transform: uppercase;
}

.jsb-rail > div:first-child {
  display: grid;
  gap: var(--jsb-space-sm);
}

.jsb-rail__title em {
  display: block;
  max-width: 20ch;
  margin-top: var(--jsb-space-sm);
  color: var(--jsb-signal-dark);
  font-family: var(--jsb-body);
  font-size: 0.26em;
  font-style: normal;
  font-weight: 700;
  line-height: 1.25;
  text-transform: none;
}

.jsb-rail__lede {
  max-width: 33ch;
  margin: 0;
  color: var(--jsb-ink-soft);
  font-size: var(--jsb-text-lead);
}

.jsb-field-note {
  width: min(100%, 300px);
  border: 2px solid var(--jsb-ink);
  padding: var(--jsb-space-md);
  background: var(--jsb-acid);
  box-shadow: var(--jsb-shadow);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 600;
}

.jsb-field-note strong {
  display: block;
  margin-bottom: var(--jsb-space-xs);
  font-size: var(--jsb-text-body);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.jsb-panel {
  min-height: 0;
  border: 2px solid var(--jsb-ink);
  background: rgba(255, 253, 243, 0.9);
  box-shadow: var(--jsb-shadow);
  container-type: inline-size;
}

.jsb-panel__inner {
  display: grid;
  gap: var(--jsb-space-xl);
  padding: clamp(1.5rem, 5vw, 3rem);
}

body[data-checkup-screen="intro"] .jsb-panel__inner {
  gap: var(--jsb-space-xl);
  min-height: 34rem;
  padding: clamp(1.5rem, 3vw, 2rem);
}

.jsb-intro {
  display: grid;
  gap: var(--jsb-space-xl);
}

.jsb-intro__header,
.jsb-question__header,
.jsb-result__header {
  display: grid;
  gap: var(--jsb-space-sm);
}

.jsb-intro__headline,
.jsb-question__title,
.jsb-result__title {
  max-width: 13ch;
  margin: 0;
  font-family: var(--jsb-display);
  font-size: clamp(2.5rem, 6vw, 4.75rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 0.96;
  text-wrap: balance;
  text-transform: uppercase;
}

.jsb-intro__copy,
.jsb-question__hint,
.jsb-result__summary {
  max-width: 58ch;
  margin: 0;
  color: var(--jsb-ink-soft);
  font-size: var(--jsb-text-body);
  line-height: 1.6;
  text-wrap: pretty;
}

.jsb-intro__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--jsb-space-sm);
  margin: 0;
  padding: 0;
  list-style: none;
}

.jsb-intro__list li {
  border-top: 4px solid var(--jsb-ink);
  padding-top: var(--jsb-space-sm);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
}

.jsb-intro__footer,
.jsb-question__footer,
.jsb-result__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--jsb-space-md);
  flex-wrap: wrap;
}

.jsb-intro__actions {
  display: flex;
  align-items: center;
  gap: var(--jsb-space-sm);
  flex-wrap: wrap;
  justify-content: flex-end;
}

.jsb-intro__privacy {
  max-width: 38ch;
  margin: 0;
  color: var(--jsb-moss);
  font-family: var(--jsb-body);
  font-size: 0.875rem;
  line-height: 1.55;
}

[data-screen-heading]:focus {
  outline: none;
}

[data-screen-heading] {
  scroll-margin-top: var(--jsb-space-lg);
}

.jsb-progress {
  display: grid;
  gap: var(--jsb-space-xs);
}

.jsb-progress__row {
  display: flex;
  justify-content: space-between;
  gap: var(--jsb-space-md);
  color: var(--jsb-moss);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.jsb-progress__track {
  height: 12px;
  border: 2px solid var(--jsb-ink);
  background: var(--jsb-paper-deep);
}

.jsb-progress__bar {
  height: 100%;
  background: var(--jsb-signal);
  transition: width 240ms var(--jsb-ease);
}

.jsb-question {
  display: grid;
  gap: var(--jsb-space-xl);
}

.jsb-question__title {
  max-width: 16ch;
  font-size: clamp(2.25rem, 5vw, 3.875rem);
}

.jsb-question__hint {
  max-width: 48ch;
  font-size: var(--jsb-text-body);
}

.jsb-question__visual {
  display: grid;
  grid-template-columns: minmax(180px, 220px) 1fr;
  gap: var(--jsb-space-md);
  align-items: center;
  max-width: 620px;
  margin: 0;
  border: 2px solid var(--jsb-ink);
  padding: 8px;
  background: var(--jsb-paper);
}

.jsb-question__visual img {
  display: block;
  width: 100%;
  height: 140px;
  object-fit: cover;
  border: 1px solid var(--jsb-line-strong);
}

.jsb-question__visual figcaption {
  color: var(--jsb-moss);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.jsb-options {
  display: grid;
  gap: var(--jsb-space-sm);
}

.jsb-options--compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.jsb-question__error {
  min-height: 1.5rem;
}

.jsb-question__footer {
  padding-top: 4px;
}

[data-question-form],
[data-email-form] {
  display: grid;
  gap: var(--jsb-space-lg);
}

.jsb-checkup fieldset {
  min-inline-size: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.jsb-back {
  color: var(--jsb-moss);
}

.jsb-safety {
  display: grid;
  gap: var(--jsb-space-lg);
}

.jsb-safety > p,
.jsb-safety .jsb-notice {
  max-width: 65ch;
}

.jsb-safety__stamp {
  width: fit-content;
  border: 2px solid var(--jsb-signal-dark);
  padding: var(--jsb-space-xs) var(--jsb-space-sm);
  color: var(--jsb-signal-dark);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transform: rotate(-2deg);
}

.jsb-email {
  display: grid;
  gap: var(--jsb-space-lg);
  max-width: 560px;
}

.jsb-email__heading {
  display: grid;
  gap: var(--jsb-space-xs);
}

.jsb-email__heading h2 {
  margin: 0;
  font-family: var(--jsb-display);
  font-size: var(--jsb-text-subhead);
  font-weight: 400;
  line-height: 0.95;
  text-transform: uppercase;
}

.jsb-email__heading p {
  margin: 0;
  color: var(--jsb-ink-soft);
}

.jsb-consent {
  display: flex;
  align-items: flex-start;
  gap: var(--jsb-space-sm);
  font-size: var(--jsb-text-body);
}

.jsb-consent input {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  accent-color: var(--jsb-ink);
}

.jsb-result {
  display: grid;
  gap: var(--jsb-space-xl);
}

.jsb-result__title {
  max-width: 11ch;
}

.jsb-result__stamp {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  border: 2px solid var(--jsb-ink);
  padding: var(--jsb-space-xs) var(--jsb-space-sm);
  background: var(--jsb-acid);
  box-shadow: 3px 3px 0 var(--jsb-ink);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.jsb-result__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--jsb-space-sm);
}

.jsb-confirmation {
  display: grid;
  gap: var(--jsb-space-md);
  border: 3px solid var(--jsb-ink);
  padding: clamp(1.25rem, 4vw, 2rem);
  background: var(--jsb-acid);
  box-shadow: 6px 6px 0 var(--jsb-ink);
}

.jsb-confirmation__meta {
  display: flex;
  justify-content: space-between;
  gap: var(--jsb-space-md);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.jsb-confirmation h2,
.jsb-result__offer h2 {
  max-width: 16ch;
  margin: 0;
  font-family: var(--jsb-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 400;
  line-height: 0.96;
  text-wrap: balance;
  text-transform: uppercase;
}

.jsb-confirmation > p {
  max-width: 62ch;
  margin: 0;
}

.jsb-confirmation__note {
  border-left: 5px solid var(--jsb-ink);
  padding: var(--jsb-space-sm) var(--jsb-space-md);
  background: rgba(255, 253, 243, 0.68);
}

.jsb-confirmation__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--jsb-space-sm);
}

.jsb-confirmation__actions .jsb-button {
  background: var(--jsb-paper-bright);
  color: var(--jsb-ink);
  text-decoration: none;
}

.jsb-confirmation__hint {
  color: var(--jsb-ink-soft);
  font-size: 0.875rem;
}

.jsb-metric {
  display: grid;
  gap: var(--jsb-space-2xs);
  min-height: 92px;
  border: 2px solid var(--jsb-ink);
  padding: var(--jsb-space-sm);
  background: var(--jsb-paper);
}

.jsb-metric__label {
  color: var(--jsb-moss);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.jsb-metric__value {
  font-family: var(--jsb-display);
  font-size: 1.75rem;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  text-transform: uppercase;
}

.jsb-priority {
  border: 2px solid var(--jsb-ink);
  padding: var(--jsb-space-md);
  background: var(--jsb-paper-deep);
}

.jsb-priority strong {
  display: block;
  margin-bottom: var(--jsb-space-xs);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.jsb-priority p {
  margin: 0;
}

.jsb-result__next {
  max-width: 62ch;
  margin: 0;
  color: var(--jsb-ink-soft);
}

.jsb-result__offer {
  display: grid;
  gap: var(--jsb-space-md);
  border-top: 6px solid var(--jsb-signal);
  padding: var(--jsb-space-lg);
  background: var(--jsb-paper-deep);
}

.jsb-full-result {
  display: grid;
  gap: var(--jsb-space-md);
}

.jsb-full-result__item {
  display: grid;
  grid-template-columns: minmax(100px, 0.34fr) 1fr;
  gap: var(--jsb-space-md);
  border-top: 1px solid var(--jsb-line-strong);
  padding-top: 12px;
}

.jsb-full-result__label {
  color: var(--jsb-moss);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.jsb-full-result__value {
  margin: 0;
  font-weight: 600;
}

.jsb-loading {
  display: inline-flex;
  align-items: center;
  gap: var(--jsb-space-xs);
  color: var(--jsb-moss);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
}

.jsb-loading::before {
  width: 12px;
  height: 12px;
  border: 2px solid var(--jsb-paper-deep);
  border-top-color: var(--jsb-signal);
  border-radius: 50%;
  content: "";
  animation: jsb-spin 700ms linear infinite;
}

.jsb-footer {
  display: flex;
  justify-content: space-between;
  gap: var(--jsb-space-md);
  margin-top: var(--jsb-space-xl);
  color: var(--jsb-moss);
  font-family: var(--jsb-mono);
  font-size: var(--jsb-text-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@keyframes jsb-spin {
  to { transform: rotate(360deg); }
}

@container (max-width: 38.75rem) {
  .jsb-options--compact {
    grid-template-columns: 1fr;
  }
}

@container (max-width: 32.5rem) {
  .jsb-result__grid {
    grid-template-columns: 1fr;
    gap: 0;
    border-block: 2px solid var(--jsb-ink);
  }

  .jsb-metric {
    grid-template-columns: minmax(5rem, auto) 1fr;
    align-items: center;
    min-height: 0;
    border: 0;
    border-bottom: 1px solid var(--jsb-line-strong);
    padding: var(--jsb-space-sm) 0;
    background: transparent;
  }

  .jsb-metric:last-child {
    border-bottom: 0;
  }

  .jsb-metric__value {
    text-align: right;
  }
}

.jsb-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (max-width: 840px) {
  .jsb-shell {
    width: min(calc(100% - 32px), 660px);
    padding-top: var(--jsb-space-md);
  }

  .jsb-topbar {
    margin-bottom: var(--jsb-space-xl);
  }

  .jsb-main {
    grid-template-columns: 1fr;
    gap: var(--jsb-space-xl);
  }

  .jsb-rail {
    position: static;
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: var(--jsb-space-md);
  }

  .jsb-rail__title {
    max-width: 9ch;
    font-size: clamp(3rem, 14vw, 4.75rem);
  }

  .jsb-rail__lede {
    grid-column: 1 / -1;
    max-width: 55ch;
  }

  .jsb-field-note {
    width: min(100%, 220px);
    box-shadow: var(--jsb-shadow-small);
    font-size: var(--jsb-text-micro);
  }
}

@media (max-width: 560px) {
  .jsb-topbar__meta {
    display: none;
  }

  .jsb-rail {
    display: none;
  }

  .jsb-panel {
    min-height: 0;
    box-shadow: var(--jsb-shadow-small);
  }

  .jsb-panel__inner {
    gap: var(--jsb-space-lg);
    padding: var(--jsb-space-lg) var(--jsb-space-md);
  }

  body[data-checkup-screen="intro"] .jsb-panel__inner {
    min-height: 0;
    padding: var(--jsb-space-lg) var(--jsb-space-md);
  }

  .jsb-intro__list,
  .jsb-options--compact {
    grid-template-columns: 1fr;
  }

  .jsb-metric__value {
    font-size: 1.5rem;
  }

  .jsb-intro__footer,
  .jsb-question__footer,
  .jsb-result__footer {
    align-items: stretch;
    flex-direction: column;
  }

  .jsb-intro__footer .jsb-button,
  .jsb-question__footer .jsb-button,
  .jsb-result__footer .jsb-button,
  .jsb-confirmation__actions .jsb-button {
    width: 100%;
  }

  .jsb-confirmation__meta {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--jsb-space-xs);
  }

  .jsb-result__offer {
    padding: var(--jsb-space-md);
  }

  .jsb-intro__actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .jsb-intro__actions .jsb-button {
    width: 100%;
  }

  .jsb-full-result__item {
    grid-template-columns: 1fr;
    gap: var(--jsb-space-xs);
  }

  .jsb-question__visual {
    grid-template-columns: 1fr;
    gap: var(--jsb-space-sm);
  }

  .jsb-question__visual img {
    height: auto;
    aspect-ratio: 16 / 10;
  }

  .jsb-intro__privacy {
    font-size: 0.875rem;
    line-height: 1.55;
  }

  .jsb-footer {
    flex-direction: column;
    gap: var(--jsb-space-xs);
  }
}