:root{color-scheme:light;--ink:#15263c;--muted:#586779;--blue:#184ece;--blue-light:#e9efff;--line:#dce2ea;--paper:#f3f5f8;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;font-size:1rem;line-height:1.55}a{color:var(--blue);text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a,input,select,summary:focus-visible{outline:3px solid #8db5ff;outline-offset:3px}button{cursor:pointer}button:disabled{cursor:default}input,select{width:100%;min-width:0;min-height:46px;border:1px solid #cbd4df;border-radius:6px;background:#fff;color:var(--ink);padding:9px 11px}input:focus,select:focus{outline:2px solid var(--blue);outline-offset:1px}input[aria-invalid=true]{border-color:#b23230}label{display:block;font-size:.875rem;font-weight:570;margin:17px 0 6px}h1,h2,p{margin:0}h1{font-size:clamp(1.75rem,3vw,2.45rem);line-height:1.2;letter-spacing:-.035em;font-weight:650}h2{font-size:1rem;font-weight:650;line-height:1.4}[hidden]{display:none!important}.skip{position:absolute;top:-80px;background:#fff;padding:12px;z-index:10}.skip:focus{top:0}.topbar{padding:20px max(28px,calc((100vw - 1344px)/2));display:flex;align-items:center;gap:34px;background:#11233b;color:#fff;min-height:82px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff;font-size:1.3rem;font-weight:700;letter-spacing:-.025em}.brand-light{font-weight:400;color:#b8caff}.brand-mark{position:relative;width:32px;height:32px;border:1px solid #85a8fb;border-radius:4px;font-family:var(--mono);font-size:1.35rem;line-height:30px;text-align:center;color:#c6d6ff}.brand-mark span{font-size:.8rem;position:absolute;right:-5px;bottom:-12px;color:#97b4ff}.topbar-note{color:#b5c2d5;font-size:.875rem}.edition{margin-left:auto;font-family:var(--mono);font-size:.75rem;color:#bed0ec;letter-spacing:.055em;border:1px solid #3a4c64;border-radius:4px;padding:6px 9px}.page{max-width:1400px;padding:0 28px;margin:0 auto}.tool-nav{display:flex;gap:32px;border-bottom:1px solid var(--line)}.tool-link{display:flex;align-items:center;gap:10px;padding:23px 0 19px;text-decoration:none;color:var(--muted);border-bottom:3px solid transparent;font-size:.875rem;font-weight:600}.tool-link.active{color:var(--blue);border-color:var(--blue)}.nav-number{font-family:var(--mono);font-size:.75rem;padding:2px 5px;border:1px solid var(--line);border-radius:3px;font-weight:400}.active .nav-number{background:var(--blue-light);border-color:#bacbf4}.intro{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;padding:32px 0 26px}.eyebrow,.small-label{font-family:var(--mono);font-size:.75rem;letter-spacing:.065em;font-weight:500}.eyebrow{color:var(--blue);margin-bottom:10px}.intro-copy{color:var(--muted);margin-top:10px;font-size:1rem}.local-label{color:#336552;font-size:.8rem;white-space:nowrap;padding-bottom:3px}.workspace{display:grid;grid-template-columns:300px minmax(0,1fr);gap:24px;align-items:start}.control-panel{border:1px solid var(--line);border-radius:10px;background:white;padding:23px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:20px}.panel-heading>span{font-family:var(--mono);font-size:.75rem;padding:2px 6px;background:var(--paper);border-radius:3px;color:var(--muted)}.panel-heading+label{margin-top:0}.field-note{font-size:.8rem;line-height:1.55;color:var(--muted);margin-top:9px}.policy{border:0;border-top:1px solid var(--line);padding:20px 0 0;margin:24px 0 0;min-width:0}.policy 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var(--line);border-radius:10px;overflow:hidden;margin-bottom:20px}.metric{padding:22px;border-right:1px solid var(--line)}.main-metric{background:var(--blue-light)}.metric-label{font-size:.8rem;font-weight:550;color:var(--muted);display:block}.metric strong{font-size:3rem;font-family:var(--mono);font-weight:500;line-height:1.35;display:block;letter-spacing:-.06em}.main-metric strong{color:var(--blue)}.metric-detail{font-size:.75rem;color:var(--muted)}.summary-explainer{padding:22px}.summary-explainer .small-label{font-size:.75rem;color:var(--muted);letter-spacing:0}.summary-explainer p{font-size:.875rem;margin:12px 0;line-height:1.6}.summary-explainer a{font-size:.8rem;text-decoration:none}.calendar-panel{background:white;border:1px solid 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0 7px;font-weight:400}.day{min-width:0;aspect-ratio:1;display:flex;align-items:center;justify-content:center;border-radius:4px;font-family:var(--mono);font-size:.75rem;line-height:1.2;color:#586779}.day.has-backup{background:#ecf0f5;color:#536174}.day.kept{background:var(--blue);color:white;font-weight:600}.day.outside{opacity:.38}.day.empty{visibility:hidden}.calendar-empty{color:var(--muted);font-size:.875rem;padding:12px 0}.selection-details{border-bottom:1px solid var(--line);margin-top:8px}.selection-details summary{display:flex;align-items:center;gap:8px;cursor:pointer;padding:17px 2px;font-size:.875rem;color:var(--muted);list-style:none}.selection-details summary:before{content:'+';font-family:var(--mono);font-size:1.1rem;color:var(--blue);margin-right:5px}.selection-details[open] summary:before{content:'−'}.selection-details summary::-webkit-details-marker{display:none}#selection-total{font-family:var(--mono);font-size:.75rem;background:#e6ebf2;border-radius:4px;padding:1px 5px}.selection-table-wrap{overflow-x:auto;padding:0 0 16px}table{border-collapse:collapse;width:100%;font-size:.8rem;text-align:left}th,td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{font-weight:600;color:var(--muted);background:#eaf0f7}td:first-child{font-family:var(--mono);white-space:nowrap}.reason{display:inline-block;background:#e6edff;color:#234ca8;padding:2px 7px;border-radius:4px;font-size:.75rem;margin:1px 5px 1px 0}.method-section{display:grid;grid-template-columns:300px minmax(0,1fr);gap:24px;border-top:1px solid var(--line);margin-top:36px;padding:28px 0}.method-section h2{font-size:1.25rem;letter-spacing:-.025em}.method-copy{display:grid;grid-template-columns:1fr 1fr;gap:28px;font-size:.875rem;color:var(--muted);line-height:1.75}.method-section .eyebrow{margin-bottom:7px}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:24px;font-size:.75rem;color:var(--muted);padding:25px 0 30px}.footer-divider{padding:0 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@media(min-width:1450px){.page{padding:0 28px}}@media(max-width:1150px){.calendar-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace{grid-template-columns:280px minmax(0,1fr);gap:20px}.summary-strip{grid-template-columns:1fr 1fr}.summary-explainer{display:none}.metric:last-of-type{border-right:0}.calendar-toolbar{align-items:flex-start;flex-direction:column;gap:10px}.method-section{grid-template-columns:280px minmax(0,1fr)}.method-copy{grid-template-columns:1fr;gap:12px}.day{max-height:44px}}
@media(max-width:760px){.topbar{padding:16px 20px;gap:12px;min-height:70px}.topbar-note{display:none}.edition{font-size:.75rem;letter-spacing:0}.page{padding:0 20px}.intro{align-items:flex-start;flex-direction:column;padding:25px 0 22px;gap:12px}.intro .local-label{font-size:.75rem}.tool-nav{gap:25px}.tool-link{padding-top:19px;padding-bottom:15px;font-size:.8rem}.workspace{grid-template-columns:minmax(0,1fr)}.control-panel{padding:22px}.control-panel .panel-heading{margin-bottom:12px}.results{margin-top:0}.calendar-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 18px}.calendar-panel{padding:22px}.calendar-toolbar{flex-direction:row;align-items:center;flex-wrap:wrap}.day{font-size:.8rem}.method-section{grid-template-columns:1fr;gap:18px;margin-top:28px}.method-copy{gap:12px}footer{flex-direction:column;gap:8px}.transfer-hero{padding:26px}.transfer-stats{grid-template-columns:1fr 1fr}}
@media(max-width:440px){.page{padding:0 16px}.topbar{padding:16px}.brand{font-size:1.15rem;gap:9px}.edition{max-width:95px;font-size:.75rem;line-height:1.4;text-align:center}.tool-nav{gap:20px}.tool-link{gap:7px}.nav-number{display:none}.calendar-grid{grid-template-columns:minmax(0,1fr)}.day{aspect-ratio:1.2;max-height:none;font-size:.875rem}.calendar-panel{padding:20px}.calendar-toolbar{margin-bottom:22px}.metric{padding:19px}.metric strong{font-size:2.8rem}.transfer-stats{grid-template-columns:1fr;gap:16px}.transfer-assumptions{padding:22px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}