.pmc-heading{padding:45px 0 24px}.pmc-heading h1{font-size:clamp(34px,4.5vw,60px);letter-spacing:-.045em;line-height:1.08;margin:25px 0}.pmc-heading p{max-width:760px;color:var(--muted);font-size:15px;line-height:1.9}.pmc-heading .crumb,.pmc-heading .text-link{font-size:12px}.pmc-heading .text-link{display:inline-block;margin:12px 0;color:var(--green)}#pm-casebook{padding-bottom:35px}.pmc-statusbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:20px 0;border-block:1px solid var(--line);margin:15px 0 28px}.pmc-statusbar>span{margin-right:auto;font:12px var(--mono);color:var(--muted)}.pmc-statusbar .button{font-size:11px;min-height:40px}.pmc-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:34px;align-items:start}.pmc-layout>aside{position:sticky;top:105px;max-height:calc(100vh - 125px);overflow:auto}.pmc-chapters{border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:0 12px 12px}.pmc-chapters>summary{font-size:12px;color:var(--muted);padding:18px 8px;cursor:pointer}.pmc-chapters nav{display:grid;gap:5px}.pmc-chapters button{display:grid;grid-template-columns:27px 1fr;gap:5px 8px;text-align:left;padding:12px 10px;border:1px solid transparent;border-radius:7px;background:transparent;color:var(--muted);font:12px/1.6 var(--sans);cursor:pointer}.pmc-chapters button b{font:11px/1.8 var(--mono);color:var(--green)}.pmc-chapters button small{grid-column:2;font-size:9px;color:var(--green)}.pmc-chapters button[aria-current=step]{background:var(--bg);border-color:var(--green);color:var(--paper)}.pmc-work{min-width:0;scroll-margin-top:100px}.pmc-chapter-heading h2{font-size:clamp(26px,3vw,39px);margin:18px 0 15px;letter-spacing:-.03em}.pmc-chapter-heading>p{font-size:14px;color:var(--muted);line-height:1.8}.pmc-case{border-left:3px solid var(--green);padding:22px 25px;background:var(--panel);border-radius:0 10px 10px 0;margin:27px 0}.pmc-case p{font-size:14px;line-height:1.95;color:var(--paper);margin-bottom:0}.pmc-activity,.pmc-quiz{padding:28px;border:1px solid var(--line);border-radius:12px;background:var(--panel);margin:24px 0}.pmc-section-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap;margin-bottom:24px}.pmc-section-heading h3{font-size:20px;margin:0}.pmc-section-heading .button{font-size:11px;min-height:38px;padding:10px 14px}#pmc-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;padding-bottom:24px;border-bottom:1px solid var(--line)}.pmc-field{display:grid;grid-template-columns:1fr auto;gap:11px;font-size:12px;color:var(--muted);min-width:0}.pmc-field>span{grid-column:1/-1;line-height:1.8}.pmc-field select{grid-column:1/-1;width:100%;min-width:0;background:var(--bg);color:var(--paper);border:1px solid var(--line);border-radius:7px;padding:12px;font:12px var(--sans);min-height:44px}.pmc-field input[type=range]{width:100%;min-width:0;accent-color:var(--green);height:28px}.pmc-field output{font:13px var(--mono);color:var(--green);min-width:36px;text-align:right;align-self:center}.pmc-toggle{display:flex;align-items:flex-start;gap:10px;padding:12px;border:1px solid var(--line);border-radius:7px;font-size:12px;line-height:1.8;cursor:pointer}.pmc-toggle input[type=checkbox]{width:17px;height:17px;flex:0 0 17px;accent-color:var(--green);margin-top:3px}.pmc-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:22px 0}.pmc-metrics>div{padding:18px;border:1px solid var(--line);background:var(--bg);border-radius:8px;min-width:0}.pmc-metrics span{display:block;font-size:11px;color:var(--muted);line-height:1.7}.pmc-metrics b{display:block;font:clamp(17px,2vw,23px)/1.6 var(--mono);color:var(--green);margin-top:10px;overflow-wrap:anywhere}.pmc-message{font-size:14px;line-height:1.9;margin:22px 0;padding:18px 20px;border-left:3px solid #d09848;background:#d0984809;border-radius:0 7px 7px 0}.pmc-message.good{border-color:var(--green);background:#3285c009}.pmc-note{font-size:12px;line-height:1.9;color:var(--muted);margin:22px 0}.pmc-formula{font:11px/2 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;background:var(--bg);padding:18px;border-radius:7px;border:1px solid var(--line)}.pmc-table-wrap{overflow:auto;max-width:100%;border:1px solid var(--line);border-radius:8px;margin:22px 0}.pmc-table-wrap table{width:100%;border-collapse:collapse;text-align:left;font:11px/1.8 var(--sans);min-width:470px}.pmc-table-wrap th,.pmc-table-wrap td{padding:13px 14px;border-bottom:1px solid var(--line)}.pmc-table-wrap th{font-weight:500;background:var(--bg);white-space:nowrap}.pmc-table-wrap td{color:var(--muted)}.pmc-table-wrap tr:last-child td{border-bottom:0}.pmc-timeline{margin:24px 0}.pmc-time-row{display:grid;grid-template-columns:120px minmax(0,1fr);gap:15px;align-items:center;margin:10px 0;font-size:11px;color:var(--muted)}.pmc-time-track{height:29px;position:relative;background:var(--bg);border-radius:4px}.pmc-time-track>span{position:absolute;top:0;height:100%;min-width:20px;border-radius:4px;background:var(--muted);color:var(--bg);padding:5px 8px;font:10px/19px var(--mono);box-sizing:border-box}.pmc-time-track>span.critical{background:var(--green)}.pmc-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:110px 110px;margin:25px 0;border:1px solid var(--line);border-radius:8px;overflow:hidden}.pmc-grid>span{padding:20px;font-size:12px;color:var(--muted);border:1px solid var(--line);background:var(--bg)}.pmc-grid>b{position:absolute;font:25px var(--mono);color:var(--green);transform:translate(-50%,50%);text-shadow:0 0 2px var(--bg)}.pmc-quiz h3{font-size:19px;line-height:1.7;margin:20px 0}.pmc-quiz fieldset{padding:0;border:0;display:grid;gap:12px;min-width:0}.pmc-legend{font-size:11px;color:var(--muted);margin:0 0 14px}.pmc-quiz label{display:flex;gap:12px;align-items:flex-start;padding:16px;border:1px solid var(--line);border-radius:8px;cursor:pointer;font-size:13px;line-height:1.8;background:var(--bg)}.pmc-quiz input[type=radio]{width:17px;height:17px;flex:0 0 17px;margin:3px 0 0;accent-color:var(--green)}.pmc-quiz label:has(input:checked){border-color:var(--green)}#pmc-check{margin-top:22px}#pmc-feedback{font-size:13px;line-height:1.9;min-height:25px;color:var(--muted)}#pmc-feedback[data-correct=true]{color:var(--green)}.pmc-reflect,.pmc-source{border-block:1px solid var(--line);padding:14px 0;font-size:13px;color:var(--muted);line-height:1.9}.pmc-reflect summary,.pmc-source summary{min-height:42px;cursor:pointer;color:var(--green);padding:10px 0}.pmc-source a{color:var(--green)}.pmc-navigation{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:30px 0;font:11px var(--mono);color:var(--muted)}.pmc-navigation .button{font-size:12px;min-height:42px}.pmc-navigation button:disabled{opacity:.4;cursor:default}.pmc-footnote{font-size:11px;line-height:1.9;color:var(--muted);max-width:980px;margin-top:30px}#pm-casebook button{cursor:pointer}#pm-casebook :focus-visible,.pmc-source :focus-visible{outline:2px solid var(--green);outline-offset:3px}#pmc-title:focus{outline:none}#pmc-outcome h4{font-size:16px;margin-top:26px}
@media(max-width:1100px){.pmc-layout{grid-template-columns:225px minmax(0,1fr);gap:22px}.pmc-activity,.pmc-quiz{padding:22px}}
@media(max-width:900px){.pmc-layout{grid-template-columns:1fr}.pmc-layout>aside{position:static;max-height:none}.pmc-chapters nav{grid-template-columns:repeat(2,minmax(0,1fr))}.pmc-heading{padding-top:28px}.pmc-statusbar>span{width:100%}}
@media(max-width:600px){#pmc-controls{grid-template-columns:1fr}.pmc-activity,.pmc-quiz{padding:18px}.pmc-case{padding:18px}.pmc-metrics{gap:8px}.pmc-metrics>div{padding:13px}.pmc-metrics b{font-size:17px}.pmc-chapters button{font-size:11px;padding:10px 7px;grid-template-columns:22px 1fr}.pmc-time-row{grid-template-columns:95px minmax(0,1fr);gap:8px}.pmc-quiz label{padding:13px}.pmc-navigation .button{font-size:11px;padding:10px 12px}.pmc-grid>span{font-size:11px;padding:14px}}
.pmc-heading .shell h1{font-size:clamp(30px,3.5vw,46px)}