.diagnosis-site { background: #f7f9fc; }
.diagnosis-page { max-width: 1560px; }
.diagnosis-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 420px); gap: 34px; align-items: end; padding: 10px 0 30px; border-bottom: 1px solid var(--line); }
.diagnosis-intro h1 { max-width: 900px; margin-bottom: 14px; font-size: clamp(34px, 4vw, 56px); letter-spacing: 0; }
.diagnosis-intro .lead { max-width: 860px; margin: 0; font-size: 17px; }
.diagnosis-notice { display: grid; gap: 8px; padding: 18px 20px; border-left: 4px solid var(--orange); background: #fff8e8; }
.diagnosis-notice strong { font-size: 16px; }
.diagnosis-notice p { margin: 0; color: #5b5138; font-size: 14px; line-height: 1.55; }
.diagnosis-workspace { display: grid; grid-template-columns: minmax(280px, .9fr) minmax(300px, 1fr) minmax(360px, 1.2fr); margin-top: 28px; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: 0 20px 48px rgba(16, 24, 32, .08); overflow: hidden; }
.diagnosis-step { min-width: 0; padding: 26px; }
.diagnosis-step + .diagnosis-step { border-left: 1px solid var(--line); }
.diagnosis-step-heading { display: grid; grid-template-columns: 38px minmax(0, 1fr); gap: 12px; align-items: start; margin-bottom: 22px; }
.diagnosis-step-heading > span { display: grid; width: 38px; height: 38px; place-items: center; border: 1px solid #a9c9f8; border-radius: 4px; background: #eaf3ff; color: #155bc5; font-size: 13px; font-weight: 900; }
.diagnosis-step-heading p { margin: 0 0 3px; color: var(--blue); font-size: 12px; font-weight: 900; text-transform: uppercase; }
.diagnosis-step-heading h2 { margin: 0; font-size: 22px; line-height: 1.2; }
.diagnosis-choice-list, .diagnosis-observation-list { display: grid; gap: 10px; }
.diagnosis-choice { position: relative; display: grid; min-height: 58px; cursor: pointer; }
.diagnosis-choice input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.diagnosis-choice > span { display: grid; gap: 4px; align-content: center; min-width: 0; min-height: 58px; padding: 13px 42px 13px 14px; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink); }
.diagnosis-choice > span::after { content: ""; position: absolute; top: 50%; right: 15px; width: 14px; height: 14px; border: 2px solid #aab5c1; border-radius: 50%; transform: translateY(-50%); }
.diagnosis-choice strong { font-size: 15px; line-height: 1.35; }
.diagnosis-choice small { color: var(--muted); font-size: 13px; line-height: 1.4; }
.diagnosis-choice input:checked + span { border-color: var(--blue); background: #eff6ff; box-shadow: inset 4px 0 0 var(--blue); }
.diagnosis-choice input:checked + span::after { border-color: var(--blue); background: var(--blue); box-shadow: inset 0 0 0 3px #fff; }
.diagnosis-choice input:focus-visible + span { outline: 3px solid #101820; outline-offset: 2px; }
.diagnosis-observations { min-width: 0; margin: 22px 0 0; padding: 20px 0 0; border: 0; border-top: 1px solid var(--line); }
.diagnosis-observations legend { padding: 0 0 12px; font-size: 14px; font-weight: 900; }
.diagnosis-observations:disabled { opacity: .48; }
.diagnosis-observations-primary { margin-top: 0; padding-top: 0; border-top: 0; }
.diagnosis-helper { margin: -6px 0 18px; color: var(--muted); font-size: 14px; line-height: 1.5; }
.diagnosis-fields { display: grid; gap: 13px; }
.diagnosis-fields label { display: grid; gap: 6px; color: var(--ink); font-size: 13px; font-weight: 800; }
.diagnosis-fields input, .diagnosis-fields select { width: 100%; min-height: 46px; padding: 10px 12px; border: 1px solid #cbd5df; border-radius: 5px; background: #fff; color: var(--ink); font: inherit; font-weight: 500; }
.diagnosis-fields input:focus, .diagnosis-fields select:focus { border-color: var(--blue); outline: 2px solid rgba(31, 111, 235, .18); }
.diagnosis-run { width: 100%; min-height: 50px; margin-top: 20px; justify-content: center; }
.diagnosis-errors { min-height: 20px; margin: 10px 0 0; color: #ad2c35; font-size: 13px; font-weight: 800; }
.diagnosis-result { background: #fbfcfe; scroll-margin-top: 20px; }
.diagnosis-empty { display: grid; gap: 8px; min-height: 260px; align-content: center; justify-items: center; padding: 24px; border: 1px dashed #bac5d1; color: var(--muted); text-align: center; }
.diagnosis-empty.hidden, #diagnosis-output.hidden { display: none !important; }
.diagnosis-empty strong { color: var(--ink); font-size: 17px; }
.diagnosis-empty p { max-width: 300px; margin: 0; font-size: 14px; line-height: 1.5; }
.diagnosis-findings { display: grid; }
.diagnosis-finding { display: grid; gap: 12px; padding: 20px 0; border-top: 1px solid var(--line); }
.diagnosis-finding:first-child { border-top: 0; padding-top: 0; }
.diagnosis-finding-heading { display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 11px; }
.diagnosis-finding-heading > span { color: var(--blue); font-size: 18px; font-weight: 900; }
.diagnosis-finding h3 { margin: 0; font-size: 18px; line-height: 1.25; }
.diagnosis-finding-heading p { margin: 4px 0 0; color: var(--muted); font-size: 12px; font-weight: 800; }
.diagnosis-finding > div:not(.diagnosis-finding-heading) { display: grid; gap: 3px; padding-left: 47px; }
.diagnosis-finding > div:not(.diagnosis-finding-heading) strong { font-size: 12px; text-transform: uppercase; }
.diagnosis-finding > div:not(.diagnosis-finding-heading) p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.diagnosis-finding-clean .diagnosis-finding-heading { grid-template-columns: 1fr; }
.diagnosis-finding-clean > div:not(.diagnosis-finding-heading) { padding-left: 0; }
.diagnosis-disclaimer { margin: 16px 0; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; line-height: 1.5; }
.diagnosis-actions { display: grid; gap: 10px; }
.diagnosis-actions .button { min-height: 48px; align-items: center; justify-content: center; text-align: center; }
.diagnosis-reference { padding: 52px 0 20px; }
.diagnosis-reference h2 { margin: 0 0 24px; font-size: 30px; }
.diagnosis-reference-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.diagnosis-reference-grid article { min-width: 0; padding: 24px; }
.diagnosis-reference-grid article + article { border-left: 1px solid var(--line); }
.diagnosis-reference-grid h3 { margin: 0 0 10px; font-size: 19px; }
.diagnosis-reference-grid p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }

@media (max-width: 1180px) {
  .diagnosis-workspace { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .diagnosis-result { grid-column: 1 / -1; border-top: 1px solid var(--line); border-left: 0 !important; }
  .diagnosis-findings { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 26px; }
  .diagnosis-finding:nth-child(2) { padding-top: 0; border-top: 0; }
}

@media (max-width: 760px) {
  .diagnosis-intro, .diagnosis-workspace, .diagnosis-reference-grid, .diagnosis-findings { grid-template-columns: 1fr; }
  .diagnosis-intro { gap: 20px; }
  .diagnosis-step + .diagnosis-step, .diagnosis-reference-grid article + article { border-top: 1px solid var(--line); border-left: 0; }
  .diagnosis-result { grid-column: auto; }
  .diagnosis-finding:nth-child(2) { padding-top: 20px; border-top: 1px solid var(--line); }
}

@media (max-width: 480px) {
  .diagnosis-step { padding: 20px 16px; }
  .diagnosis-intro h1 { font-size: 34px; }
  .diagnosis-reference { padding-top: 38px; }
  .diagnosis-reference-grid article { padding: 20px 0; }
  .diagnosis-finding > div:not(.diagnosis-finding-heading) { padding-left: 0; }
}