:root{font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.5;color-scheme:dark;--page-background:#222222;--surface:#292e33;--surface-raised:#30363c;--border:#414b54;--heading:#ffffff;--text:#d7e0e7;--text-muted:#aebbc6;--brand-primary:#1873ad;--on-primary:#ffffff;--active-navigation:#28658e;--link:#61c6f5;--focus:#61c6f5;--accent-mint:#62d1b2;--accent-orange:#ffad4d;--danger:#ef7373;color:var(--text);background:var(--page-background)}*{box-sizing:border-box}body{margin:0}.shell{max-width:1120px;margin:auto;padding:0 24px 48px}h1,h2,h3,h4{color:var(--heading);overflow-wrap:anywhere}h2{margin:0 0 16px}p{overflow-wrap:anywhere}a{color:var(--link);text-underline-offset:3px;overflow-wrap:anywhere}a:hover{text-decoration-thickness:2px}.hero{background:linear-gradient(135deg,#103e65,#09659d);color:var(--heading);padding:24px 28px;border-radius:0 0 16px 16px;margin-bottom:18px}.hero h1{font-size:clamp(1.5rem,4vw,2.1rem);line-height:1.15;margin:0 0 8px}.hero p{max-width:760px;margin:0;color:#dcebf5}.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-weight:700;font-size:.78rem;color:var(--link)}.panel,.plan{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px;margin-bottom:18px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}label{display:flex;flex-direction:column;font-weight:600;gap:6px}input,select,textarea{font:inherit;width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--text-muted);border-radius:8px;background:var(--surface-raised);color:var(--text)}textarea{resize:vertical}button{font:inherit;font-weight:700;min-height:44px;border:1px solid transparent;border-radius:8px;background:var(--brand-primary);color:var(--on-primary);padding:10px 16px;cursor:pointer;margin-top:16px;overflow-wrap:anywhere}button:hover{background:var(--active-navigation)}button:disabled{cursor:not-allowed;opacity:.65}input[type=radio]{min-height:0;accent-color:var(--link)}:where(button,input,select,textarea,summary,a):focus-visible,.plan-heading h2:focus,.block-toggle:focus{outline:3px solid var(--focus);outline-offset:3px;box-shadow:0 0 0 2px var(--page-background)}.secondary,.suggestion{background:var(--surface-raised);color:var(--link);border:1px solid var(--link)}.secondary:hover,.suggestion:hover{background:var(--page-background)}.muted,.source,.sources{color:var(--text-muted)}.source,.sources{font-size:.9rem}.sources ul{padding-left:20px}.sources li{margin:8px 0}.sources span{font-style:italic}.draft{color:var(--accent-orange);font-weight:600}.error,.notice,.question,.summary{padding:12px 16px;border-radius:6px;border-left:4px solid var(--accent-orange);background:var(--surface-raised)}.error{border-color:var(--danger);color:var(--heading)}.question{border-color:var(--link)}.summary{border-color:var(--accent-mint)}.error p,.notice p{margin:0}.notice button{margin-top:10px}.view-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.view-tabs button{margin:0;background:var(--surface);color:var(--text);border:1px solid var(--text-muted)}.view-tabs button:hover{background:var(--surface-raised)}.view-tabs button[aria-pressed=true]{background:var(--active-navigation);color:var(--heading);border-color:var(--link);box-shadow:inset 0 -3px var(--link)}.group-fields{border:0;padding:0;margin:0;min-width:0}.form-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.form-heading h2,.form-heading button{margin:0}.form-heading{margin-bottom:14px}.group-summary{margin-bottom:0;font-size:.95rem}.mode-choice{display:flex;gap:18px;flex-wrap:wrap;border:1px solid var(--border);border-radius:8px;padding:10px 14px;margin:0}.mode-choice legend{font-weight:600}.mode-choice label{flex-direction:row;align-items:center;min-height:44px}.mode-choice input{width:auto}.time-preview{margin-bottom:8px;color:var(--accent-mint)}summary{cursor:pointer;min-height:44px;padding:10px 0;font-weight:600;color:var(--link);overflow-wrap:anywhere}details>summary:hover{text-decoration:underline}.age-time-guide{margin:12px 0;padding:16px;background:var(--surface-raised);border-radius:8px}.age-time-guide h3{margin:0 0 8px}.age-time-guide table{width:100%;border-collapse:collapse;table-layout:fixed}.age-time-guide caption{text-align:left;font-weight:600;margin-bottom:8px}.age-time-guide th,.age-time-guide td{text-align:left;padding:8px 4px;border-bottom:1px solid var(--border);overflow-wrap:anywhere}.age-time-guide th:first-child{width:60%}.plan-heading h2{margin:0;scroll-margin-top:18px}.plan-heading p{margin:6px 0}.plan-actions,.block-actions,.revision-actions{display:flex;gap:10px;flex-wrap:wrap}.plan-actions button,.block-actions button{margin-top:0}.plan-actions{margin:18px 0}.block-actions{margin:16px 0}.revision{border:1px solid var(--border);border-radius:10px;padding:18px;margin:18px 0;background:var(--surface-raised)}.revision h3{margin:0 0 8px}.suggestions{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.suggestion{margin:0;padding:8px 12px}.adaptation{border-left:3px solid var(--link);padding-left:10px}.time{color:var(--link);font-weight:700}.time span{font-weight:400}.blocks{display:grid;gap:12px}.block{min-width:0;border:1px solid var(--border);border-radius:10px;padding:14px;background:var(--surface-raised);scroll-margin-top:18px}.block h3{margin:6px 0 8px;font-size:1.05rem;line-height:1.3}.block .eyebrow{margin:4px 0}.block p{margin:8px 0}.block-toggle{margin-top:10px}.station-preview{margin:8px 0;padding-left:20px;font-size:.95rem}.station-preview li{margin:6px 0;overflow-wrap:anywhere}.block-details{padding-top:12px}.stations{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.station{min-width:0;border:1px solid var(--border);border-radius:8px;padding:14px;background:var(--surface)}.station h4{margin:0 0 8px}.video-player{width:100%;aspect-ratio:16/9;margin:12px 0;background:var(--page-background);border-radius:8px;overflow:hidden}.video-player iframe{display:block;width:100%;height:100%;border:0}.exercise-video button{max-width:100%;text-align:left}.nhf-filters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:18px 0}.nhf-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.nhf-item,.answer{min-width:0;border:1px solid var(--border);border-radius:10px;padding:18px;background:var(--surface-raised)}.nhf-item .eyebrow{margin:0 0 8px}.nhf-item button{margin-top:8px}.answers{display:grid;gap:12px;margin-top:18px}.answer h3{margin:0 0 8px}[hidden]{display:none!important}@media(max-width:700px){.shell{padding:0 16px 32px}.hero{padding:20px}.panel,.plan{padding:18px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stations,.nhf-filters,.nhf-results{grid-template-columns:1fr}.view-tabs{gap:6px}.view-tabs button{padding:10px 12px;font-size:.95rem}}@media(max-width:460px){.shell{padding:0 12px 28px}.grid{grid-template-columns:1fr}.panel,.plan{padding:14px}.form-heading{align-items:flex-start}.time{font-size:.9rem}.plan-actions button{flex:1 1 140px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}@media print{:root{color-scheme:light;--page-background:#fff;--surface:#fff;--surface-raised:#fff;--text:#111;--text-muted:#333;--heading:#111;--link:#111;--border:#aaa;--accent-orange:#333}body{background:#fff}.shell{max-width:none;padding:0}.hero,.view-tabs,#questions-panel,#exercise-bank-panel,#planner-panel>.panel,.revision,.plan-actions,.block-actions,.exercise-video,.video-player,button{display:none!important}#planner-panel,.block-details[hidden]{display:block!important}.plan,.block{border-color:#aaa;box-shadow:none;background:#fff}.plan{padding:0;border:0}.block,.station{break-inside:avoid}.station-preview{display:none}.stations{grid-template-columns:1fr}.time,.eyebrow,.draft{color:#111}.plan details>summary{display:none}.plan a{color:#111;text-decoration:underline}.plan .notice,.plan .summary{background:#fff;border-color:#aaa}.plan-age{color:#111}}.time-area-cards{display:grid;grid-template-columns:repeat(var(--area-count),minmax(0,1fr));gap:14px;margin:20px 0}.time-area-card{display:flex;flex-direction:column;text-align:center;background:var(--surface);border:1px solid var(--border);border-top:5px solid var(--area-color);border-radius:12px;padding:20px 14px;min-width:0}.time-area-card .area-percent{font-size:2rem;font-weight:800;line-height:1.2;color:var(--area-color);margin:8px 0 14px}.time-area-card h4{font-size:1.05rem;margin:0 0 12px}.area-description{color:var(--text);font-size:.95rem;flex:1;margin:0 0 12px}.area-minutes{font-size:.9rem;color:var(--text-muted);margin:0 0 12px}.percentage-track{height:8px;background:var(--border);border-radius:5px;overflow:hidden;margin-top:auto}.percentage-track span{display:block;height:100%;border-radius:5px;background:var(--area-color)}.allocation-example{border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:20px;text-align:center}.allocation-example h4{font-size:1.25rem;margin:0 0 10px}.allocation-example p{margin:10px 0 18px}.allocation-timeline{display:flex;padding:0;margin:0;list-style:none;border-radius:12px;overflow:hidden}.allocation-timeline li{flex-basis:0;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:14px 6px;background:var(--area-color);color:#101820;font-size:.85rem;overflow-wrap:anywhere}.allocation-timeline li strong{font-size:1rem}.allocation-timeline .allocation-overhead{background:var(--border);color:var(--heading)}.allocation-example .muted{font-size:.85rem;margin:12px 0 0}@media(max-width:1000px){.time-area-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.allocation-timeline{flex-wrap:wrap}.allocation-timeline li{flex-basis:100px}}@media(max-width:600px){.allocation-example{padding:14px}.allocation-timeline{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px;border-radius:8px}.time-area-card{padding:16px 10px}.time-area-card .area-percent{font-size:1.7rem}.allocation-timeline li{padding:12px 8px}}@media(max-width:380px){.time-area-cards{grid-template-columns:1fr}}@media print{.time-area-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.time-area-card,.allocation-example{break-inside:avoid;background:#fff}.time-area-card .area-percent{color:#111}.allocation-timeline li,.allocation-timeline .allocation-overhead{background:#fff;color:#111;border:1px solid #aaa}.percentage-track{display:none}}.plan-reminder{display:flex;align-items:baseline;gap:12px;margin:0;padding:3px 14px;color:var(--text-muted);font-size:.9rem;overflow-wrap:anywhere}.plan-reminder .time{white-space:nowrap;font-size:.85rem;font-weight:600}@media(max-width:460px){.plan-reminder{gap:8px;padding:3px 4px}}@media print{.plan-reminder{color:#333;break-inside:avoid}}.planner-introduction{margin-bottom:18px}.introduction-toggle{margin:0}.introduction-dialog{width:min(660px,calc(100% - 24px));max-height:calc(100dvh - 24px);margin:auto;padding:0;border:1px solid var(--border);border-radius:20px;background:var(--surface);color:var(--text);box-shadow:0 24px 80px #0009;overflow:auto}.introduction-dialog::backdrop{background:#07121bcc;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.introduction-top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 24px;border-bottom:1px solid var(--border)}.introduction-top .eyebrow{margin:0;font-size:.7rem}.introduction-close{margin:0;font-size:.85rem;padding:6px 10px}.introduction-close span{font-size:1.2rem;margin-left:6px}.introduction-body{padding:20px 28px}.introduction-number{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#103e65,var(--brand-primary));color:var(--heading);font-size:1.25rem;font-weight:800}.introduction-subtitle{color:var(--link);font-size:.85rem;margin:12px 0 4px}.introduction-body h2{font-size:clamp(1.4rem,5vw,1.8rem);margin:0 0 10px}.introduction-body h2:focus{outline:none}.introduction-body>p{line-height:1.5}.introduction-body #introduction-description{margin:8px 0}.introduction-points{padding-left:20px;margin:12px 0}.introduction-points li{padding-left:3px;margin:7px 0}.introduction-points li::marker{color:var(--accent-mint)}.introduction-tip{background:var(--surface-raised);border-left:3px solid var(--accent-mint);border-radius:6px;padding:10px 12px;font-size:.9rem;margin:12px 0 0}.introduction-tip strong{display:block;color:var(--accent-mint);margin-bottom:3px}.introduction-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 24px;background:var(--surface);border-top:1px solid var(--border)}.introduction-progress{font-size:.8rem;color:var(--text-muted);white-space:nowrap}.introduction-progress>div{display:flex;gap:5px;margin-top:6px}.introduction-progress>div span{width:20px;height:4px;border-radius:4px;background:var(--border)}.introduction-progress>div .current{background:var(--link)}.introduction-actions{display:flex;gap:8px}.introduction-actions button{margin:0}@media(max-width:500px){.introduction-top{padding:10px 16px}.introduction-body{padding:16px 20px;font-size:.95rem}.introduction-footer{padding:10px 16px}.introduction-actions{gap:6px}.introduction-actions button{padding:8px 10px;font-size:.85rem}.introduction-top .eyebrow{max-width:150px}}@media(max-height:700px){.introduction-number,.introduction-subtitle{display:none}.introduction-body{padding:12px 20px;font-size:.9rem}.introduction-body h2{font-size:1.4rem}.introduction-points{margin:8px 0}.introduction-points li{margin:5px 0}.introduction-tip{margin-top:8px;font-size:.85rem;padding:8px 10px}.introduction-tip strong{display:inline;margin-right:6px}.introduction-footer{padding:8px 16px}}@media(max-height:500px)and (min-width:600px){.introduction-body{display:grid;grid-template-columns:1fr 1fr;column-gap:24px;padding:10px 20px}.introduction-body h2{grid-column:1/-1;margin:0 0 4px}.introduction-body #introduction-description{grid-column:1;margin:4px 0}.introduction-points{grid-column:2;grid-row:2/4;margin:4px 0}.introduction-tip{grid-column:1;margin-top:4px}.introduction-top,.introduction-footer{padding:6px 16px}}@media print{.planner-introduction{display:none!important}.introduction-dialog::backdrop{display:none}}.hero-title{display:flex;align-items:center;flex-wrap:wrap;gap:10px 16px;margin-bottom:10px}.hero .hero-title h1{margin:0}.beta-badge{display:inline-block;background:var(--accent-orange);color:#17222b;border-radius:999px;padding:5px 12px;font-size:.8rem;font-weight:700;line-height:1.4}.print-time-summary{display:none}@media print{@page{size:A4;margin:12mm}body{font-size:9.5pt;line-height:1.3}.plan{margin:0}.plan-heading h2{font-size:16pt;outline:none!important;box-shadow:none!important}.plan-heading p{margin:3px 0}.plan>.muted{display:none}.plan .summary,.plan .notice,.plan .error{display:none!important}.age-time-guide{padding:0;margin:10px 0;background:none}.age-time-guide>:not(.print-time-summary){display:none!important}.print-time-summary{display:block}.print-time-summary h3{font-size:11pt;margin:0 0 4px}.print-time-summary p{margin:4px 0}.print-time-summary th,.print-time-summary td{padding:3px 4px}.print-time-summary th:first-child{width:50%}.print-time-summary{break-inside:avoid}.blocks{display:block}.block{break-inside:auto;border-radius:4px;padding:8px;margin:8px 0}.block h3{font-size:11pt;margin:3px 0 5px;break-after:avoid}.block .time,.block .eyebrow{break-after:avoid}.block p{margin:4px 0}.block-details{padding-top:3px}.stations{display:table;width:100%;table-layout:fixed;border-spacing:6px 0;break-inside:avoid}.station{display:table-cell;width:50%;vertical-align:top;padding:7px;border-radius:4px;break-inside:avoid}.station h4{margin:0 0 4px}.sources{font-size:8pt}.sources ul{margin:5px 0;padding-left:15px}.sources li{margin:3px 0}.block ul{padding-left:16px}.plan-reminder{padding:2px 4px;font-size:9pt}}.shell.shell-embedded{max-width:none;padding:12px 0 16px}.embedded-heading{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:16px}.embedded-heading h1{font-size:1.4rem;margin:0}.shell-embedded>.panel{margin-bottom:0}@media(max-width:700px){.shell.shell-embedded{padding:10px 0 12px}}@media print{.embedded-heading{display:none!important}}