.app-shell {
  width: min(980px, calc(100% - 48px));
  margin: 0 auto;
  padding: 72px 0;
}

body:has(.app-view-client.is-active) {
  --text: #f5f5f3;
  --bg: #1b2128;
  background: var(--bg);
  color: var(--text);
}

body:has(.app-view-user.is-active) {
  --text: #1b2128;
  --bg: #f5f5f3;
  background: var(--bg);
  color: var(--text);
}

.app-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin: 8px 0 48px;
  padding-top: 24px;
  font-size: 14px;
}

.app-nav a,
.button {
  padding-bottom: 4px;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  color: inherit;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.app-nav a:hover,
.app-nav a:focus-visible,
.button:hover,
.button:focus-visible {
  opacity: 0.6;
}

.app-nav a:focus-visible,
.button:focus-visible,
.input-control:focus-visible,
.choice-option:has(input:focus-visible) {
  outline: 2px solid var(--text);
  outline-offset: 5px;
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.35;
}

.button-secondary {
  opacity: 0.76;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  align-items: center;
}

.app-view {
  display: none;
}

.app-view.is-active {
  display: block;
}

.app-lead {
  max-width: 720px;
  margin: 18px 0 0;
  font-size: 18px;
  line-height: 1.5;
}

.diagnosis-form,
.app-stack {
  display: grid;
  gap: 28px;
}

.app-view:has(.diagnosis-form:not(.is-waiting)) {
  min-height: calc(100vh - 72px);
}

.diagnosis-form:not(.is-waiting) {
  min-height: calc(100vh - 96px);
  align-content: center;
}

#formA.is-waiting {
  display: none;
}

.intro-actions {
  margin-top: 28px;
}

.form-field,
.info-panel,
.result-card {
  margin: 0;
  padding: 24px;
  border: 0;
  border-radius: 8px;
  background: transparent;
}

.diagnosis-form .form-field {
  display: none;
}

.diagnosis-form .form-field.is-current {
  display: block;
}

.diagnosis-form .form-field.is-current {
  width: min(100%, 860px);
  margin: 0 auto;
}

.diagnosis-form > .button-row {
  justify-content: center;
}

.app-view-client .form-field,
.app-view-client .info-panel,
.app-view-client .result-card {
  border-color: transparent;
  background: transparent;
}

.app-view-client .summary-item,
.app-view-client .metric,
.app-view-client .input-control,
.app-view-client .qr-box img {
  border-color: rgba(245, 245, 243, 0.28);
}

.form-field legend,
.result-card h2,
.result-card h3,
.info-panel h2 {
  max-width: 760px;
  margin: 0 0 16px;
  font-family: "Sora", Arial, sans-serif;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.16;
  font-weight: 400;
}

.field-help {
  margin: -4px 0 18px;
  line-height: 1.5;
  opacity: 0.72;
}

.field-error {
  min-height: 20px;
  margin: 12px 0 0;
  color: #8b1e1e;
  font-size: 14px;
  line-height: 1.4;
}

.field-control {
  display: grid;
  gap: 14px;
}

.choice-grid.compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 16px;
}

.choice-grid.compact .choice-option {
  min-height: 78px;
  padding: 16px 18px;
}

.choice-grid.compact .choice-option span {
  font-size: clamp(18px, 2vw, 28px);
  line-height: 1.18;
}

.input-control {
  width: 100%;
  min-height: 56px;
  padding: 14px 16px;
  border: 1px solid rgba(27, 33, 40, 0.26);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.36);
  color: var(--text);
  font: 18px/1.45 "Lato", Arial, sans-serif;
}

.app-view-client .input-control {
  background: rgba(245, 245, 243, 0.08);
  color: #f5f5f3;
}

.app-view-client .input-control::placeholder {
  color: rgba(245, 245, 243, 0.65);
}

textarea.input-control {
  min-height: 132px;
  resize: vertical;
}

.rating-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(48px, 1fr));
  gap: 10px;
}

.rating-row .choice-option {
  justify-content: center;
  min-height: 64px;
  padding: 14px;
}

.summary-grid,
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.summary-item,
.metric {
  padding: 16px;
  border: 1px solid rgba(27, 33, 40, 0.14);
  border-radius: 8px;
}

.app-view-client .choice-option:has(input:checked) {
  background: rgba(245, 245, 243, 0.14);
}

.app-view-user .choice-option:has(input:checked) {
  background: rgba(27, 33, 40, 0.06);
}

.summary-item p,
.metric p,
.result-card p {
  margin: 0;
  line-height: 1.5;
}

.summary-item strong,
.metric strong {
  display: block;
  margin-bottom: 8px;
  font-family: "Sora", Arial, sans-serif;
  font-weight: 400;
}

.qr-box {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  align-items: center;
}

.qr-box img {
  width: 180px;
  height: 180px;
  border: 1px solid rgba(27, 33, 40, 0.18);
  border-radius: 8px;
  background: #fff;
}

.list-clean,
.instruction-list {
  margin: 0;
  padding-left: 22px;
  line-height: 1.6;
}

.list-clean li + li,
.instruction-list li + li {
  margin-top: 8px;
}

.notice {
  padding: 16px 0;
  line-height: 1.5;
}

.hidden {
  display: none !important;
}

.print-sheet {
  display: none;
}

@media (max-width: 800px) {
  .app-shell {
    width: min(100% - 32px, 980px);
    padding: 48px 0;
  }

  .summary-grid,
  .metrics-grid,
  .qr-box {
    grid-template-columns: 1fr;
  }

  .choice-grid.compact {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background: #fff;
  }

  .app-shell > :not(.print-sheet) {
    display: none !important;
  }

  .print-sheet {
    display: block;
    width: 190mm;
    margin: 0 auto;
    color: #000;
    font-family: Arial, sans-serif;
  }

  .print-sheet h1 {
    margin: 0 0 8mm;
    font-family: Arial, sans-serif;
    font-size: 20pt;
  }

  .print-sheet h2 {
    margin: 6mm 0 3mm;
    font-family: Arial, sans-serif;
    font-size: 12pt;
  }

  .print-sheet p,
  .print-sheet li {
    font-size: 10pt;
    line-height: 1.35;
  }

  .paper-answer {
    min-height: 14mm;
    margin-top: 2mm;
    border-bottom: 1px solid #000;
  }

  .paper-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2mm 5mm;
    padding: 0;
    list-style: none;
  }
}