/* TI-RADS only. Existing application icon assets are deliberately unchanged. */
.tirads-body .app-main { max-width: 1180px; }
.tirads-toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 22px; }
.tirads-toolbar a { padding: 10px 0; font-size: 14px; color: var(--accent); text-decoration: underline; }
.tirads-body .app-card-title { line-height: 1.5; }
.tirads-body .field-label { font-size: 14px; line-height: 1.5; }
.tirads-body .field-hint, .tirads-body .rec-note { font-size: 13px; line-height: 1.6; }
.tirads-body input, .tirads-body select, .tirads-body textarea { font: inherit; font-size: 16px; color: var(--ink); background: var(--white); border: 1px solid var(--neutral-400); border-radius: 10px; width: 100%; min-width: 0; min-height: 48px; padding: 10px 12px; }
.tirads-body input[aria-invalid="true"] { border: 2px solid var(--red); }
.tirads-body .field { min-width: 0; margin-bottom: 0; }
.tirads-measurements { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)) 90px; gap: 16px; margin-bottom: 10px; }
.tirads-measurements .field-label { min-height: 42px; display: flex; align-items: flex-end; }
.tirads-context { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; margin-bottom: 18px; }
.tirads-details { border-top: 1px solid var(--neutral-200); margin-top: 14px; }
.tirads-details summary { padding: 14px 0; min-height: 48px; color: var(--ink); font-size: 14px; font-weight: 600; cursor: pointer; }
.tirads-body #context-summary { margin-top: 10px; }
.tirads-body #unit-status:empty { display: none; }
.tirads-error { color: var(--red); font-size: 13px; line-height: 1.5; margin: 6px 0 0; }
.tirads-workspace { display: grid; grid-template-columns: minmax(0,1.6fr) minmax(310px,1fr); gap: 24px; align-items: start; margin: 24px 0; }
.tirads-workspace > * { min-width: 0; }
.tirads-features { margin-bottom: 0; }
.tirads-result-column { position: sticky; top: 90px; }
.tirads-body .opt-group { border: 0; min-width: 0; padding: 0; margin: 0 0 26px; }
.tirads-body .opt-group:last-child { margin-bottom: 0; }
.tirads-body .opt-group legend { width: 100%; margin-bottom: 10px; padding: 0; font-size: 16px; font-weight: 650; color: var(--ink); }
.tirads-group-rule { display: block; font-size: 12px; font-weight: 400; color: var(--ink-soft); margin-top: 3px; }
.tirads-body .opt-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px; }
.tirads-body .opt { padding: 12px; gap: 9px; align-items: flex-start; margin: 0; min-height: 62px; }
.tirads-body .opt input { width: 1px; height: 1px; min-height: 0; padding: 0; border: 0; inset: auto; pointer-events: auto; }
.tirads-body .opt:has(input:focus-visible) { outline: 3px solid var(--accent); outline-offset: 3px; }
.tirads-body .opt-name { font-size: 14px; line-height: 1.45; }
.tirads-body .opt-pts { padding: 3px 6px; font-size: 12px; min-width: 24px; text-align: center; }
.tirads-body .opt-mark { margin-top: 0; }
.tirads-body .opt-mark--check::after { display: block; width: 9px; height: 6px; border: solid var(--on-accent); border-width: 0 0 2px 2px; background: transparent; transform: rotate(-45deg); }
.tirads-body .opt-desc { font-size: 12.5px; line-height: 1.45; color: var(--ink-soft); }
.tirads-notice { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 12px 16px; border-left: 3px solid var(--accent); background: var(--blue-50); margin-bottom: 18px; color: var(--ink); font-size: 14px; line-height: 1.6; }
.tirads-notice.is-warn { border-color: var(--red); }
.tirads-body .nodule-bar { gap: 10px; }
.nodule-item { display: inline-flex; align-items: center; border: 1px solid var(--neutral-300); border-radius: 12px; background: var(--white); overflow: hidden; }
.nodule-item:focus-within { outline: 3px solid var(--accent); outline-offset: 3px; }
.tirads-body .nodule-tab { border: none; border-radius: 0; margin: 0; min-height: 44px; }
.tirads-body .nodule-tab.is-active { box-shadow: inset 0 -3px var(--accent); }
.nodule-remove { min-width: 44px; min-height: 44px; border: 0; border-left: 1px solid var(--neutral-200); color: var(--ink-soft); background: var(--white); cursor: pointer; font-size: 22px; }
.nodule-remove:hover { color: var(--red); background: var(--red-soft); }
.tirads-progress { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 16px; border-radius: 12px; margin: 16px 0; background: var(--blue-50); color: var(--ink); font-size: 14px; line-height: 1.5; }
.tirads-progress a { color: var(--accent-dark); text-decoration: underline; white-space: nowrap; }
.tirads-empty, .tirads-result { padding: 24px; border: 1px solid var(--neutral-200); border-radius: 18px; background: var(--white); }
.tirads-empty { min-height: 180px; }
.tirads-empty h2 { margin-bottom: 12px; font-size: 20px; }
.tirads-empty p, .tirads-result p { font-size: 14px; line-height: 1.6; }
.tirads-empty ul { padding-left: 20px; font-size: 14px; line-height: 1.7; margin-top: 10px; }
.tirads-result { border-top: 4px solid var(--accent); }
.tirads-result.tr-1, .tirads-result.tr-2 { border-top-color: var(--green-700); }
.tirads-result.tr-3 { border-top-color: var(--amber-700); }
.tirads-result.tr-4 { border-top-color: var(--orange-700); }
.tirads-result.tr-5 { border-top-color: var(--red); }
.tirads-category { display: flex; align-items: center; gap: 16px; margin: 10px 0 16px; }
.tirads-category strong { font: 650 52px/1.1 var(--font-sans); letter-spacing: -.04em; }
.tirads-category span { font-size: 15px; font-weight: 600; color: var(--ink); }
.tirads-points { color: var(--ink-soft); }
.tirads-action { padding-top: 16px; margin-top: 16px; border-top: 1px solid var(--neutral-200); }
.tirads-action h3 { font-size: 17px; line-height: 1.4; margin-bottom: 8px; }
.tirads-action p + p { margin-top: 10px; }
.tirads-assumption { color: var(--ink-soft); font-size: 12px !important; margin-top: 14px; }
.tirads-breakdown { margin-top: 16px; }
.tirads-breakdown summary { cursor: pointer; font-size: 13px; min-height: 44px; padding: 12px 0; }
.tirads-breakdown ul { list-style: none; padding: 0; }
.tirads-breakdown li { display: flex; justify-content: space-between; gap: 10px; font-size: 13px; margin-bottom: 7px; }
.tirads-summary { margin-top: 18px; padding: 18px; }
.tirads-summary h2 { font-size: 17px; margin-bottom: 12px; }
.tirads-summary ol { padding: 0; list-style: none; margin: 0; }
.tirads-summary li { border-top: 1px solid var(--neutral-200); padding: 12px 0; font-size: 13px; line-height: 1.5; }
.tirads-summary li:first-child { border-top: 0; }
.tirads-summary button { display: block; color: var(--accent); border: 0; background: none; text-align: left; padding: 8px 0; cursor: pointer; font-weight: 600; font-size: 14px; }
.tirads-body .report-box { min-height: 230px; font-family: var(--font-sans); font-size: 14px; line-height: 1.7; resize: vertical; margin: 10px 0 16px; }
.tirads-body #copy-status { font-size: 14px; }
.tirads-body #results, .tirads-body #methods { scroll-margin-top: 125px; }
.tirads-body .app-details-body a { text-decoration: underline; overflow-wrap: anywhere; }
.tirads-body .stage-table { font-size: 13px; }
.tirads-body .stage-table td { white-space: normal; }
.tirads-body .stage-table caption { text-align: left; margin-bottom: 12px; color: var(--ink-soft); }
.tirads-table-wrap { overflow-x: auto; }
.tirads-body button, .tirads-body .app-back, .tirads-body .app-lang button { min-height: 44px; min-width: 44px; }
.tirads-body .app-theme { width: 44px; height: 44px; }
.tirads-body button:disabled { opacity: .5; cursor: not-allowed; }
.tirads-body :is(button,a,summary,select,input,textarea):focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.tirads-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
@media (max-width: 900px) {
  .tirads-body .app-main { max-width: 740px; }
  .tirads-workspace { grid-template-columns: 1fr; }
  .tirads-result-column { position: static; }
  .tirads-progress { position: sticky; top: 70px; z-index: 5; box-shadow: 0 2px 8px rgb(0 0 0 / .06); }
  .tirads-body #results, .tirads-body #methods { scroll-margin-top: 180px; }
}
@media (max-width: 560px) {
  .tirads-body .app-header h1 { font-size: 26px; }
  .tirads-body .app-card { padding: 18px; }
  .tirads-measurements { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
  .tirads-measurements .field:nth-child(4) { grid-column: 2; grid-row: 1; }
  .tirads-measurements .field:nth-child(2) { grid-column: 1; grid-row: 2; }
  .tirads-measurements .field:nth-child(3) { grid-column: 2; grid-row: 2; }
  .tirads-context, .tirads-body .opt-list { grid-template-columns: 1fr; }
  .tirads-body .opt { min-height: 50px; }
  .tirads-notice { flex-wrap: wrap; }
  .tirads-progress { font-size: 13px; padding: 10px 12px; }
  .tirads-body .app-back span { display: none; }
}
@media (prefers-reduced-motion: reduce) { .tirads-body * { scroll-behavior: auto !important; transition: none !important; } }

.tirads-feature-details{border-bottom:1px solid var(--neutral-200);margin:0 0 16px}.tirads-feature-details>summary{cursor:pointer;min-height:48px;padding:12px 0;font-weight:600;font-size:16px}.tirads-feature-summary{display:block;font-size:14px;font-weight:400;color:var(--ink-soft);margin:6px 0}.tirads-feature-details>.opt-group{padding-top:12px}.tirads-summary .ux-overview{min-width:480px}.tirads-details>p{margin:12px 0}.tirads-details .tirads-measurements{grid-template-columns:repeat(3,minmax(0,1fr));padding-top:12px}@media(max-width:560px){.tirads-details .tirads-measurements{grid-template-columns:1fr}}

.tirads-feature-details .opt-group>legend{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}