.mckee-page [hidden] { display: none !important; }
.mckee-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.mckee-hero { padding-bottom: 36px; }
.mckee-hero .lead { max-width: 790px; margin-bottom: 25px; }
.mckee-page .mckee-hint { font-size: 12px; line-height: 1.65; color: #50654f; padding-top: 0; }
.mckee-view { display: inline-flex; flex-wrap: wrap; border: 1px solid #b4c2a8; padding: 4px; gap: 4px; margin-bottom: 12px; }
.mckee-view button { border: 0; padding: 12px 16px; min-height: 44px; background: transparent; color: #264c35; font-size: 13px; }
.mckee-view button[aria-pressed="true"] { background: #164a32; color: #fffdf2; }
.mckee-learning { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding-bottom: 58px; }
.mckee-learning article { display: grid; grid-template-columns: 140px 1fr; column-gap: 24px; background: #edf0e4; padding: 25px; border-top: 1px solid #b7c6aa; }
.mckee-concept-art { grid-row: 1 / 4; align-self: center; }
.mckee-learning .eyebrow { font-size: 10px; margin-bottom: 10px; }
.mckee-learning h2 { font-size: 25px; line-height: 1.2; letter-spacing: -.7px; margin: 0 0 14px; }
.mckee-learning p:not(.eyebrow) { font-size: 13px; margin: 0; }
.mckee-section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 45px; margin-bottom: 30px; }
.mckee-section-heading h2 { font-size: 38px; margin-bottom: 0; }
.mckee-section-heading > p { max-width: 410px; font-size: 14px; margin: 0; }
.mckee-section-heading .eyebrow { margin-bottom: 16px; }
.mckee-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr); gap: 30px; align-items: start; }
.mckee-form { padding: 30px; background: #f0f2e8; border: 1px solid #d0dac5; }
.mckee-form-top { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin-bottom: 12px; }
.mckee-form h3 { font-size: 23px; margin-bottom: 0; }
.mckee-text-button { background: transparent; border: 0; text-decoration: underline; text-underline-offset: 4px; color: #31563a; font-size: 12px; padding: 12px 0; min-height: 44px; }
.mckee-mode-note { color: #405937; font-size: 12px; line-height: 1.7; padding: 12px 14px; background: #e4ebd9; border-left: 2px solid #728c5e; margin: 0 0 24px; }
.mckee-form label { font-size: 13px; line-height: 1.4; margin-bottom: 8px; }
.mckee-form input, .mckee-form select { margin-bottom: 10px; padding: 13px 12px; border-radius: 3px; border-color: #abbba0; background: #fffef8; font-size: 16px; font-variant-numeric: tabular-nums; }
.mckee-form input[aria-invalid="true"] { border: 2px solid #9b412b; background: #fff8ee; }
.mckee-form .mckee-hint { margin-bottom: 19px; }
.mckee-pair { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 18px; }
.mckee-pair > div { min-width: 0; }
.mckee-unit-note:empty { display: none; }
.mckee-unit-note { color: #315939 !important; font-weight: 600; }
.mckee-dimensions { border: 0; border-top: 1px solid #ccd7c0; margin: 25px 0 20px; padding: 19px 0 0; min-width: 0; }
.mckee-dimensions legend { font-size: 14px; font-weight: 600; padding-right: 14px; }
.mckee-page .mckee-scope { display: flex; align-items: flex-start; gap: 12px; padding-top: 8px; font-size: 13px; line-height: 1.6; }
.mckee-scope input { width: 19px; height: 19px; flex: 0 0 19px; accent-color: #164a32; margin: 2px 0 0; padding: 0; }
.mckee-page .mckee-scope span { color: #294c33; font-weight: 500; }
.mckee-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 25px; margin-top: 22px; }
.mckee-local-note { font-size: 11px; color: #5a6d53; margin: 15px 0 0; }
.mckee-error { background: #fff0e6; border: 1px solid #d0a081; color: #7d3020; font-size: 13px; line-height: 1.65; padding: 13px 15px; margin-top: 17px; }
.mckee-result { border: 1px solid #c2cfb4; background: #fffef8; padding: 32px; }
.mckee-result h3 { font-size: 27px; line-height: 1.2; margin-bottom: 19px; }
.mckee-result .eyebrow { font-size: 10px; margin-bottom: 18px; }
.mckee-result p { font-size: 14px; }
.mckee-empty-formula { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; color: #406342; border-block: 1px solid #d5ddcb; padding: 24px 0; margin: 25px 0 15px; font-size: 16px; line-height: 1.8; }
.mckee-empty-formula > span:first-child { font-size: 27px; font-family: Georgia, serif; }
.mckee-force { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; padding-top: 9px; margin-bottom: 14px; color: #153e2a; }
.mckee-force > strong { font-size: clamp(44px, 5vw, 66px); line-height: 1.1; letter-spacing: -2px; font-weight: 500; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.mckee-force > span { font-size: 30px; }
.mckee-force small { display: block; font-size: 11px; line-height: 1.6; color: #5b6e53; }
.mckee-secondary-force { font-size: 13px !important; margin-bottom: 25px; }
.mckee-secondary-force strong { display: inline-block; margin-left: 3px; font-size: 17px; font-weight: 600; }
.mckee-force-note { padding: 18px; background: #e8efdf; border-left: 2px solid #6e8858; margin-bottom: 27px; }
.mckee-force-note > strong { font-size: 14px; line-height: 1.5; display: block; margin-bottom: 8px; }
.mckee-force-note > p { font-size: 12px; margin-bottom: 0; color: #385336; }
.mckee-readout { margin: 0 0 19px; }
.mckee-readout > div { display: flex; justify-content: space-between; gap: 15px; padding: 12px 0; border-bottom: 1px solid #dce3d2; font-size: 12px; }
.mckee-readout dd { margin: 0; text-align: right; font-weight: 600; overflow-wrap: anywhere; }
.mckee-page .mckee-formula-values { font-size: 14px; font-family: ui-monospace, 'SFMono-Regular', Consolas, monospace; line-height: 1.8; color: #254c33; overflow-wrap: anywhere; margin-bottom: 20px; }
.mckee-result-limit { margin-top: 28px; padding-top: 22px; border-top: 1px solid #cbd5bf; }
.mckee-result-limit h4 { margin: 0 0 10px; font-size: 16px; font-weight: 600; }
.mckee-result-limit p { font-size: 12px; margin-bottom: 0; }
.mckee-help { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; padding-top: 60px; padding-bottom: 50px; }
.mckee-help h2 { font-size: 34px; margin-bottom: 0; }
.mckee-help p { font-size: 15px; }
.mckee-help .eyebrow { font-size: 10px; margin-bottom: 16px; }
.mckee-method { padding: 0; border: 1px solid #c9d4bd; background: #f1f3e9; }
.mckee-method > summary { font-size: 19px; padding: 24px 28px; }
.mckee-method-content { padding: 0 28px 28px; }
.mckee-method-content p { font-size: 13px; margin: 0 0 19px; padding-top: 0; }
.mckee-page .mckee-equation { background: #e2e9d6; padding: 18px; font-size: 15px; line-height: 1.7; font-family: ui-monospace, 'SFMono-Regular', Consolas, monospace; overflow-wrap: anywhere; }
.mckee-method-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 35px; }
.mckee-method-grid h3 { font-size: 21px; margin: 15px 0 16px; }
.mckee-method-grid ul { font-size: 13px; line-height: 1.8; color: #445d42; padding-left: 18px; margin: 0 0 17px; }
.mckee-method-content a { text-decoration: underline; text-underline-offset: 3px; }
.mckee-next { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding-top: 65px; padding-bottom: 70px; }
.mckee-next h2 { font-size: 36px; margin-bottom: 22px; }
.mckee-next p:not(.eyebrow) { font-size: 14px; max-width: 520px; margin-bottom: 0; }
.mckee-next .mckee-actions { flex-direction: column; align-items: flex-start; flex-shrink: 0; }
@media (max-width: 1050px) {
  .mckee-learning article { display: block; }
  .mckee-concept-art { width: 170px; margin-bottom: 23px; }
  .mckee-learning h2 br { display: none; }
  .mckee-form, .mckee-result { padding: 25px; }
  .mckee-form-top { flex-wrap: wrap; gap: 0 20px; }
}
@media (max-width: 850px) {
  .mckee-grid { grid-template-columns: 1fr; gap: 25px; }
  .mckee-section-heading { align-items: flex-start; flex-direction: column; gap: 20px; }
  .mckee-section-heading > p { max-width: 600px; }
  .mckee-result { padding: 30px; }
  .mckee-help { grid-template-columns: 1fr; gap: 25px; }
  .mckee-method-grid { grid-template-columns: 1fr; gap: 0; }
  .mckee-next { align-items: flex-start; flex-direction: column; gap: 20px; }
}
@media (max-width: 620px) {
  .mckee-hero { padding-top: 40px; padding-bottom: 28px; }
  .mckee-view { display: flex; }
  .mckee-view button { font-size: 12px; padding: 12px; flex: 1; }
  .mckee-learning { grid-template-columns: 1fr; gap: 18px; padding-bottom: 42px; }
  .mckee-learning article { display: grid; grid-template-columns: 82px 1fr; padding: 23px 20px; gap: 0 18px; }
  .mckee-concept-art { width: auto; margin: 0; }
  .mckee-learning h2 { font-size: 23px; }
  .mckee-learning p:not(.eyebrow) { grid-column: 1/-1; margin-top: 8px; }
  .mckee-section-heading h2 { font-size: 33px; }
  .mckee-form, .mckee-result { padding: 22px 18px; }
  .mckee-form-top { display: block; }
  .mckee-form-top h3 { font-size: 23px; }
  .mckee-pair { gap: 12px; }
  .mckee-form label { font-size: 12px; }
  .mckee-form input, .mckee-form select { padding: 12px 9px; }
  .mckee-form .mckee-actions { gap: 8px 16px; }
  .mckee-result h3 { font-size: 25px; }
  .mckee-method > summary { padding: 21px 20px; font-size: 17px; }
  .mckee-method-content { padding: 0 18px 20px; }
  .mckee-page .mckee-equation { font-size: 12px; padding: 13px; }
  .mckee-help { padding-top: 43px; padding-bottom: 34px; }
  .mckee-next { padding-top: 46px; padding-bottom: 52px; }
  .mckee-next h2 { font-size: 32px; }
}

/* Everyday explanations come first; the full calculation stays available. */
.mckee-jumps{display:flex;flex-wrap:wrap;gap:12px 28px;margin:16px 0 20px;font-size:13px;font-weight:600}.mckee-jumps a,.mckee-hint a,.mckee-measure-question a{text-decoration:underline;text-underline-offset:4px}.mckee-jumps span{margin-left:8px}.mckee-guide{padding-top:10px;padding-bottom:60px}.mckee-measure-bridge{font-size:13px;line-height:1.7;background:#e9eee1;padding:18px 22px;border-left:3px solid #819768;margin:22px 0 0}.mckee-measure-bridge strong{display:block;margin-bottom:5px}.mckee-result-details{padding:0;border:0;border-top:1px solid #cad4be}.mckee-result-details>summary{font-size:13px;padding:18px 0;line-height:1.6}.mckee-result-details p,.mckee-result-details dl{margin-top:8px}.mckee-measure-question{padding:0;margin:0 0 22px;border:1px solid #cbd5bf;background:#fafbf4}.mckee-measure-question>summary{font-size:12px;line-height:1.6;padding:12px 15px}.mckee-measure-question p{font-size:12px;line-height:1.7;padding:0 15px 15px;margin:0}.mckee-result-steps{font-size:15px;line-height:1.7;padding-left:23px;color:#385437;margin:26px 0}.mckee-result-steps li{margin-bottom:13px;padding-left:5px}.mckee-help blockquote{border-left:3px solid #819768;margin:0 0 20px;padding:16px 22px;background:#f0f2e8;font-size:16px;line-height:1.8;color:#244a33}#como-medir,#calcular,#mckee-no-ect{scroll-margin-top:105px}.mckee-form .mckee-hint{font-size:13px}.mckee-result .mckee-force-note>p{font-size:13px}.mckee-learning{padding-top:10px}.mckee-hero h1{max-width:880px}.mckee-hero .lead{max-width:720px}
@media(max-width:620px){.mckee-guide{padding-bottom:40px}.mckee-measure-bridge{font-size:13px;padding:17px}.mckee-form .mckee-hint{font-size:12px}.mckee-jumps{font-size:12px;gap:15px}.mckee-help blockquote{font-size:14px;padding:15px 18px}.mckee-view{width:100%}.mckee-view button{font-size:12px;padding:12px 10px}.mckee-hero h1{font-size:clamp(40px,9vw,54px)}}