.mfprogram{--pg-ink:#0b2545;--pg-gold:#be9b4b;--pg-border:#dce2e8;background:#f5f6f4;color:#172b43;line-height:1.75}.pg-skip{position:absolute;top:-100px;left:12px;z-index:2000;background:white;padding:12px}.pg-skip:focus{top:12px}.pg-nav{display:flex;gap:22px;overflow:auto;padding:12px max(20px,calc((100vw - 1140px)/2));white-space:nowrap;background:#eeeadf;border-bottom:1px solid #d2cbb9}.pg-nav a{font-size:14px;color:var(--pg-ink);text-decoration:none}.pg-nav a:hover{text-decoration:underline}.pg-hero{background:linear-gradient(120deg,#081b33,#173a58);color:#fff;padding:62px 24px 48px}.pg-hero h1{font:500 clamp(30px,4vw,52px)/1.2 Georgia,serif;max-width:1000px;margin:16px 0 24px;overflow-wrap:anywhere}.pg-eyebrow{letter-spacing:.18em;font-size:12px;color:#e5c780}.pg-notice{color:#d7e0e8;font-size:13px;max-width:900px;line-height:1.8}.pg-content{padding:36px 24px 70px}.pg-lead{font-size:19px;max-width:950px}.pg-panel{background:#fff;border:1px solid var(--pg-border);border-top:2px solid var(--pg-gold);border-radius:5px;padding:26px;margin-bottom:24px;min-width:0}.pg-panel h2{color:var(--pg-ink);font:500 27px/1.3 Georgia,serif;margin-top:0}.pg-panel h3{font-size:19px}.pg-panel p,.pg-panel li{max-width:920px}.pg-panel li{margin-bottom:12px}.pg-metrics,.pg-levels{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.pg-metrics{grid-template-columns:repeat(4,minmax(0,1fr));margin:28px 0}.pg-metrics>div{padding:22px;background:#e9eef1;border-left:3px solid var(--pg-gold);font-size:14px}.pg-metrics strong{display:block;font:36px/1.4 Georgia,serif;color:var(--pg-ink)}.pg-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin:18px 0}.pg-actions a,.pg-panel a{color:#244e7c;text-underline-offset:4px}.pg-panel a.v14-button{color:#081a31}.mfprogram main button,.pg-filters select,.pg-filters input,.pg-lab input{font:inherit;border:1px solid #8799a9;border-radius:3px;padding:10px 14px;min-height:44px;max-width:100%;background:white;color:var(--pg-ink)}.mfprogram main button{cursor:pointer;background:#f4ecd6;border-color:#ad8a3c;font-weight:650}.mfprogram main button:hover{background:#eaddb8}.mfprogram main button:disabled{opacity:.65;cursor:default}.mfprogram main :focus-visible{outline:3px solid #a67c25;outline-offset:3px}.pg-filters{display:grid;grid-template-columns:auto minmax(130px,1fr) auto minmax(130px,1fr);gap:12px;align-items:center;margin:20px 0}.pg-filters label{font-weight:650}.pg-catalog{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.pg-catalog .pg-panel{display:flex;flex-direction:column;gap:12px;margin:0 0 20px}.pg-catalog h2{font-size:25px;margin:0}.pg-catalog p{margin:0}.pg-catalog .pg-actions{margin-top:auto}.pg-muted{color:#596d80;font-size:13px}.pg-chip{display:inline-block;padding:3px 9px;border-radius:3px;background:#f1e9d5;color:#674e16;font-size:12px}.pg-chip.passed{background:#e0efe8;color:#205943}.pg-lesson-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:28px;align-items:start}.pg-lesson-body{min-width:0}.pg-toc{position:sticky;top:95px;font-size:14px;max-height:calc(100vh - 120px);overflow:auto}.pg-toc h2{font-size:17px}.pg-toc ol{padding-left:21px}.pg-toc li{margin:8px 0}.pg-toc a{color:#244e7c}.pg-toc button{font-size:13px}.pg-breadcrumb{margin-bottom:24px}.pg-formula{overflow-wrap:anywhere;white-space:pre-wrap;background:#eef2f5;padding:18px;border-left:3px solid var(--pg-gold);font-family:ui-monospace,SFMono-Regular,monospace;font-size:15px}.mfprogram section[id]{scroll-margin-top:95px}.pg-question{padding:20px 0;border:0;border-bottom:1px solid #dce2e8;margin:0;min-width:0}.pg-question legend{font-weight:700;padding-top:16px;float:left;width:100%;margin-bottom:12px}.pg-question legend+label{clear:both}.pg-answer{display:flex;gap:12px;align-items:flex-start;padding:12px;border:1px solid #d0d9e1;border-radius:3px;margin:8px 0;cursor:pointer;min-height:48px}.pg-answer input{flex:none;margin-top:8px;width:18px;height:18px;accent-color:#0b2545}.pg-feedback{padding:14px;background:#f3f5f7;border-left:3px solid #9b813f;line-height:1.7}.pg-feedback.correct{border-color:#2c7555;background:#eef7f1}#pg-score,#pg-essay-result{font-weight:700;line-height:1.8}#pg-quiz>button,#pg-essay-form>button{margin-top:22px}#pg-storage:not(:empty){background:#fff0da;border-left:4px solid #a36d11;padding:16px}#pg-essay{width:100%;font:inherit;border:1px solid #8e9ead;border-radius:3px;padding:15px;resize:vertical}.pg-rubric-item{display:flex;align-items:flex-start;gap:12px;border-bottom:1px solid #dce2e8;padding:14px 0}.pg-rubric-item input{margin-top:8px;width:18px;height:18px;flex:none}.pg-table-wrap{overflow:auto;max-width:100%}.pg-table-wrap table{border-collapse:collapse;width:100%;font-size:13px;min-width:650px}.pg-table-wrap th,.pg-table-wrap td{border-bottom:1px solid #dce2e8;text-align:left;vertical-align:top;padding:12px}.pg-table-wrap th{background:#edf1f4}.pg-coverage-group{margin:16px 0}.pg-coverage-group summary{cursor:pointer;font-weight:650;min-height:44px;padding:10px 0}.pg-lab{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.pg-lab label{display:block;font-weight:650;font-size:14px}.pg-lab input{width:100%;box-sizing:border-box;font-weight:400}.pg-lab button{align-self:end}.pg-lab-output{padding:16px;background:#edf3f6;white-space:pre-line;overflow-wrap:anywhere}.pg-levels .pg-panel .v14-button{margin-top:auto;font-size:14px}.pg-levels .pg-panel{display:flex;flex-direction:column}#pg-timer{font-variant-numeric:tabular-nums}.pg-model{margin:12px 0}.pg-model summary{cursor:pointer;font-weight:650;min-height:44px}.pg-panel .pg-model p{font-size:15px}.pg-ref-link{font-size:12px}
@media(max-width:950px){.pg-lesson-layout{grid-template-columns:1fr}.pg-toc{position:static;max-height:none;background:#eeeadf;padding:18px}.pg-toc ol{display:flex;flex-wrap:wrap;gap:6px 26px}.pg-toc li{margin:3px 0}.pg-levels{grid-template-columns:1fr}.pg-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.pg-content{padding:24px 16px 48px}.pg-hero{padding:38px 16px}.pg-panel{padding:20px}.pg-catalog{grid-template-columns:1fr}.pg-filters{grid-template-columns:1fr;gap:7px}.pg-filters input,.pg-filters select{width:100%;box-sizing:border-box}.pg-lab{grid-template-columns:1fr}.pg-metrics{gap:10px}.pg-metrics>div{padding:15px;font-size:13px}.pg-metrics strong{font-size:30px}.pg-actions{gap:12px}.pg-actions input[type=file]{width:100%;min-width:0}.pg-toc ol{display:block}.pg-question{padding:12px 0}.pg-answer{padding:10px}.pg-nav{gap:18px;padding:12px 16px}.pg-panel h2{font-size:25px}}
@media(prefers-reduced-motion:reduce){.mfprogram *{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
/* Long inline equations and source hostnames must wrap within phone-width panels. */
.pg-panel p,.pg-panel li,.pg-question legend,.pg-answer span{overflow-wrap:anywhere}

.pg-filters.pg-catalog-filters{grid-template-columns:repeat(3,minmax(0,1fr));align-items:end}.pg-catalog-filters label{display:block;margin-bottom:6px}.pg-catalog-filters input,.pg-catalog-filters select{width:100%;box-sizing:border-box}@media(max-width:600px){.pg-filters.pg-catalog-filters{grid-template-columns:1fr}}
.pg-mock-navigator{display:flex;flex-wrap:wrap;gap:.35rem;margin:1rem 0}.pg-mock-navigator button{min-width:2.65rem;padding:.45rem!important}.pg-mock-navigator [aria-current]{outline:3px solid #b99a46}.pg-mock-navigator .pg-complete{background:#dcebe5!important;color:#123e32!important}.mfprogram pre{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit}.mfprogram #pg-mock-timer{position:sticky;top:0;background:#0c2543;color:#fff;padding:.65rem;z-index:4;font-variant-numeric:tabular-nums}.mfprogram #pg-mock-timer:empty{display:none}
/* Timed practice uses the same readable, touch-friendly controls as the lessons. */
.mfprogram main select{font:inherit;min-height:44px;max-width:100%;padding:9px 12px;border:1px solid #8799a9;border-radius:3px;background:#fff;color:#0b2545}.mfprogram #pg-mock-form{display:block;width:min(100%,540px);margin:8px 0 16px}.mfprogram #pg-mock-writing{display:block;box-sizing:border-box;width:100%;font:inherit;line-height:1.7;padding:15px;border:1px solid #8799a9;border-radius:3px;resize:vertical}.mfprogram #pg-mock-timer{top:78px}.pg-rubric-item select{flex:none;min-width:76px}
.pg-toc-list>summary{cursor:pointer;font-size:17px;font-weight:700;color:#0b2545;min-height:36px}.pg-toc-list{margin-bottom:16px}.pg-toc-list>summary:focus-visible{outline:3px solid #a67c25;outline-offset:3px}
.pg-plan-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.pg-plan-fields label{display:block;font-weight:650;margin-bottom:7px}.pg-plan-fields input,.pg-plan-fields select{width:100%;box-sizing:border-box;min-height:44px;padding:10px;font:inherit;border:1px solid #8799a9;border-radius:3px}#pg-plan-days{display:flex;flex-wrap:wrap;gap:12px 22px;border:1px solid #dce2e8;padding:18px;margin:24px 0}#pg-plan-days label,.pg-plan-check{display:flex;gap:10px;align-items:center;min-height:44px}#pg-plan-days input,.pg-plan-check input{width:19px;height:19px;flex:none;accent-color:#0b2545}.pg-plan-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:20px 0}.pg-plan-metrics>div{padding:16px;background:#eef2f5;min-width:0}.pg-plan-metrics strong{display:block;font-size:27px}.pg-plan-metrics span{display:block;font-size:13px}.pg-plan-week{margin:22px 0;border-top:1px solid #dce2e8;padding-top:16px}.pg-plan-week>summary{cursor:pointer;font-weight:700;min-height:44px}.pg-plan-day{padding:16px 0;border-bottom:1px solid #e5e8ec}.pg-plan-day h3{font-size:17px;margin:0 0 10px}.pg-plan-feasibility{padding:16px;background:#f7f0df;border-left:3px solid #be9b4b}#pg-l3-path{display:block;margin:12px 0;width:min(100%,540px)}#pg-plan-status:not(:empty),#pg-l3-route-status:not(:empty){padding:14px;background:#fff0da}#pg-plan-result [hidden]{display:none}@media(max-width:650px){.pg-plan-fields{grid-template-columns:1fr}.pg-plan-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}@media print{body.mfprogram .mfx-head,body.mfprogram .mfx-foot,body.mfprogram .pg-nav,body.mfprogram #pg-plan-form,body.mfprogram .pg-actions{display:none!important}.mfprogram .pg-panel{break-inside:auto;border:0}.mfprogram .pg-plan-week>*{display:block!important}.mfprogram .pg-plan-day{break-inside:avoid}.mfprogram .pg-hero{background:#fff!important;color:#000;padding:10px}.mfprogram .pg-notice{color:#333}.mfprogram .pg-content{padding:0}}