.checker-header .site-header__inner { display: flex; justify-content: space-between; }
.checker-header-actions { display: flex; align-items: center; gap: 12px; }
.checker-language { min-height: 44px; border: 1px solid var(--border-strong); border-radius: 8px; color: var(--text); background: var(--surface); padding: 8px; }
.checker-main { max-width: 1180px; margin: 0 auto; padding: 108px 24px 64px; }
.checker-breadcrumb { display: flex; gap: 12px; flex-wrap: wrap; font-size: 13px; color: var(--text-muted); margin-bottom: 38px; }
.checker-breadcrumb a:hover { color: var(--text); text-decoration: underline; }
.checker-intro { max-width: 810px; margin-bottom: 36px; }
.checker-intro h1 { font-size: clamp(32px, 4.7vw, 54px); line-height: 1.13; letter-spacing: -0.04em; margin-bottom: 20px; }
.checker-lead { font-size: 18px; color: var(--text-muted); max-width: 720px; }
.checker-badges { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 22px 0 0; font-size: 13px; font-weight: 600; }
.checker-badges li { padding: 5px 11px; border-radius: 6px; background: var(--protein-soft); color: var(--protein); }
.checker-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; gap: 24px; }
.checker-card { min-width: 0; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 26px; overflow-wrap: anywhere; }
.checker-card h2 { font-size: 21px; letter-spacing: -0.025em; line-height: 1.3; margin-bottom: 12px; }
.checker-card h3 { font-size: 16px; line-height: 1.4; margin: 24px 0 12px; }
.checker-card h4 { font-size: 15px; margin: 22px 0 8px; }
.checker-muted { color: var(--text-muted); font-size: 15px; }
.checker-editor label, .checker-field label { display: block; font-size: 14px; font-weight: 650; margin: 20px 0 8px; }
.checker-editor textarea, .checker-editor input, .checker-field select { width: 100%; max-width: 100%; min-width: 0; border: 1px solid var(--border-strong); border-radius: 8px; color: var(--text); background: var(--bg); padding: 11px 12px; }
.checker-editor input, .checker-field select { min-height: 46px; }
.checker-editor textarea { display: block; resize: vertical; min-height: 240px; max-height: 900px; font: 13px/1.65 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; tab-size: 2; }
.checker-editor textarea[aria-invalid="true"] { border-color: var(--fat); }
.checker-editor input[type="file"] { font-size: 12px; padding: 8px; }
.checker-editor input::file-selector-button { border: 0; border-radius: 5px; padding: 7px; background: var(--surface-strong); color: var(--text); margin-right: 8px; cursor: pointer; }
.checker-toolbar { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.checker-button { display: inline-flex; justify-content: center; align-items: center; text-align: center; min-height: 44px; border: 1px solid var(--border-strong); padding: 10px 16px; border-radius: 8px; background: var(--surface); color: var(--text); font-size: 14px; font-weight: 650; cursor: pointer; line-height: 1.45; }
.checker-button:hover { background: var(--surface-soft); }
.checker-button--subtle { border-color: transparent; background: var(--surface-soft); padding: 8px 12px; font-size: 13px; }
.checker-button--primary { background: var(--primary); color: var(--primary-on); border-color: var(--primary); }
.checker-button--primary:hover { background: var(--primary-hover); }
.checker-editor > .checker-button--primary { width: 100%; margin-top: 8px; }
.checker-note { color: var(--text-muted); font-size: 12px; line-height: 1.6; margin: 8px 0 16px; }
.checker-status { margin-bottom: 0; min-height: 0; }
.checker-status:empty { display: none; }
.checker-privacy { border-top: 1px solid var(--border); padding-top: 16px; margin-bottom: 0; }
.checker-output { display: grid; min-width: 0; gap: 24px; }
.checker-empty { min-height: 365px; display: flex; flex-direction: column; justify-content: center; padding: 38px; }
.checker-empty-icon { width: 54px; height: 54px; display: grid; place-items: center; font: 24px/1 ui-monospace, monospace; color: var(--protein); background: var(--protein-soft); border-radius: 12px; margin-bottom: 22px; }
.checker-skeleton { display: grid; gap: 10px; margin-top: 16px; }
.checker-skeleton span { height: 8px; width: 84%; background: var(--surface-soft); border-radius: 4px; }
.checker-skeleton span:nth-child(2) { width: 66%; }
.checker-skeleton span:nth-child(3) { width: 74%; }
.checker-scope { color: var(--text-muted); font-size: 14px; }
.checker-scope h2, .checker-scope summary { color: var(--text); }
.checker-scope details { border-top: 1px solid var(--border); margin-top: 20px; padding-top: 14px; }
.checker-scope summary, .checker-image-details summary { cursor: pointer; min-height: 44px; font-weight: 600; padding: 10px 0; }
.checker-scope details[open] summary { margin-bottom: 10px; }
.checker-links { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13px; }
.checker-links a { text-decoration: underline; text-underline-offset: 3px; min-height: 30px; }
.checker-summary { font-size: 13px; border-bottom: 1px solid var(--border); padding-bottom: 18px; color: var(--text-muted); }
.checker-card .checker-recipe-title { font-size: 25px; line-height: 1.25; margin-top: 8px; letter-spacing: -0.03em; }
#recipe-preview > .eyebrow { margin-top: 24px; }
.checker-details { display: grid; gap: 0; border-top: 1px solid var(--border); margin: 18px 0 12px; }
.checker-details > div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.checker-details dt { color: var(--text-muted); }
.checker-details dd { margin: 0; font-weight: 550; overflow-wrap: anywhere; }
.checker-ingredients, #preview-instructions { padding-left: 22px; font-size: 14px; }
.checker-ingredients li, #preview-instructions li { margin-bottom: 8px; padding-left: 4px; }
.checker-ingredients li::marker { color: var(--protein); }
.checker-image-details { font-size: 13px; margin-bottom: 20px; border-bottom: 1px solid var(--border); }
.checker-image-details ul { padding-left: 18px; }
.checker-findings { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.checker-finding { border-left: 3px solid var(--accent); background: var(--bg-subtle); padding: 12px; border-radius: 0 6px 6px 0; }
.checker-finding--error { border-left-color: var(--fat); }
.checker-finding__header { display: flex; gap: 6px 12px; flex-wrap: wrap; font-size: 12px; align-items: baseline; }
.checker-finding code { color: var(--text-muted); font-size: 11px; }
.checker-finding p { font-size: 13px; margin: 6px 0 0; }
.checker-success { padding: 12px; font-size: 13px; color: var(--protein); background: var(--protein-soft); border-radius: 8px; }
.checker-downloads { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 22px; margin-top: 22px; border-top: 1px solid var(--border); }
.checker-app-card { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: 32px; margin-top: 40px; border-radius: 12px; background: var(--surface-soft); }
.checker-app-card h2 { font-size: 25px; line-height: 1.3; margin-bottom: 12px; letter-spacing: -0.03em; }
.checker-app-card p { max-width: 600px; margin-bottom: 0; font-size: 15px; color: var(--text-muted); }
.checker-app-card .eyebrow { font-size: 11px; margin-bottom: 14px; }
.checker-app-card .checker-button { flex-shrink: 0; }
.checker-footer { max-width: 1180px; margin: 0 auto; padding: 28px 24px 44px; display: flex; justify-content: space-between; align-items: center; gap: 24px; border-top: 1px solid var(--border); }
.checker-footer nav { display: flex; flex-wrap: wrap; gap: 12px 22px; font-size: 13px; color: var(--text-muted); }
.checker-footer nav a { min-height: 32px; display: inline-flex; align-items: center; }
.checker-footer nav a:hover { text-decoration: underline; }
.checker-main [hidden] { display: none !important; }
.checker-main :focus-visible, .checker-header :focus-visible, .checker-footer :focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
@media (max-width: 850px) {
  .checker-layout { grid-template-columns: 1fr; }
  .checker-main { max-width: 690px; padding-top: 94px; }
  .checker-empty { min-height: 260px; }
  .checker-app-card { flex-direction: column; align-items: stretch; }
  .checker-footer { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 430px) {
  .checker-main { padding: 88px 16px 40px; }
  .checker-breadcrumb { margin-bottom: 28px; }
  .checker-intro h1 { font-size: 35px; }
  .checker-lead { font-size: 16px; }
  .checker-card { padding: 19px; }
  .checker-editor textarea { font-size: 12px; min-height: 220px; }
  .checker-details > div { grid-template-columns: 1fr; gap: 3px; }
  .checker-app-card { padding: 24px 20px; }
  .checker-header-actions { gap: 8px; }
  .checker-language { font-size: 13px; padding: 6px; }
  .checker-downloads .checker-button { flex: 1 1 100%; }
  .checker-footer { padding-left: 16px; padding-right: 16px; }
}