:root{--pm-ocean:#3b76f6;--pm-teal-raw:#14b8a6;--pm-green:#22c55e;--pm-coral:#ff7a59;--pm-sunshine:#ffd166;--pm-cloud:#f3f5f9;--pm-paper:#fffdf8;--pm-paper-2:#faf6ee;--pm-paper-3:#f1f0ec;--pm-panel:#fff;--pm-rule:#e2e2df;--pm-rule-soft:#ecebe6;--pm-slab:#16233d;--pm-ink:#1b2130;--pm-ink-2:#454d5e;--pm-ink-3:#666d7c;--pm-ink-inv:#f5f7fb;--pm-teal:#2450b1;--pm-teal-deep:#1f4599;--pm-teal-wash:#e9effd;--pm-teal-line:#c2d3f8;--pm-teal-ink:#0f6f68;--pm-teal-soft:#e1f2f0;--pm-belt-white:#e8e8e4;--pm-belt-yellow:#ffd166;--pm-belt-green:#126e35;--pm-belt-brown:#7a5230;--pm-belt-black:#1b2130;--pm-good:#126e35;--pm-good-wash:#e6f6ec;--pm-warn:#8a5410;--pm-warn-wash:#fcf1dc;--pm-bad:#b03f1e;--pm-bad-wash:#fceee9;--pm-locked:#6f7481;--pm-locked-line:#cbcdd4;--pm-sans:var(--pm-font-jakarta),ui-sans-serif,system-ui,-apple-system,sans-serif;--pm-display:var(--pm-sans);--pm-quote:var(--pm-sans);--pm-shell:1180px;--pm-rail:292px;--pm-header-h:56px;--pm-measure:70ch;--pm-radius:10px;--pm-radius-sm:6px;--pm-radius-pill:999px;--pm-focus:0 0 0 2px var(--pm-paper),0 0 0 4px var(--pm-teal)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--pm-paper);color:var(--pm-ink)}body{font-family:var(--pm-sans);font-size:17px;line-height:1.65;font-feature-settings:"cv05" 1,"cv11" 1;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4,h5{font-family:var(--pm-display);font-weight:600;letter-spacing:-.006em;color:var(--pm-ink);margin:0}a{color:inherit;text-decoration:none}img{max-width:100%}button,input,select,textarea{font:inherit;color:inherit}:where(a,button,input,select,textarea,summary,[tabindex]):focus-visible{outline:none;box-shadow:var(--pm-focus);border-radius:var(--pm-radius-sm)}.pm-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.pm-measure{max-width:var(--pm-measure)}::selection{background:var(--pm-teal-wash);color:var(--pm-teal-deep)}.pm-shell{width:100%;max-width:var(--pm-shell);margin:0 auto;padding:0 22px}.pm-skip{position:absolute;left:-9999px}.pm-skip:focus{left:12px;top:8px;z-index:90;background:var(--pm-teal);color:#fff;padding:8px 14px;border-radius:var(--pm-radius-sm)}.pm-masthead{position:-webkit-sticky;position:sticky;top:0;z-index:60;background:rgba(255,253,248,.96);-webkit-backdrop-filter:saturate(140%) blur(6px);backdrop-filter:saturate(140%) blur(6px);border-bottom:1px solid var(--pm-rule)}.pm-masthead-in{height:var(--pm-header-h);display:flex;align-items:center;gap:18px}.pm-mark{gap:9px;font-family:var(--pm-display);font-weight:600;font-size:17px;letter-spacing:-.02em;flex:none}.pm-lockup,.pm-mark{display:inline-flex;align-items:center}.pm-lockup{gap:8px}.pm-lockup-word{font-family:var(--pm-display);font-weight:800;font-size:19px;letter-spacing:-.03em;line-height:1}.pm-lockup-sub{font-weight:600;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--pm-ink-3);border-left:1px solid var(--pm-rule);padding-left:9px;margin-left:1px}.pm-mark-glyph{width:26px;height:26px;border-radius:8px;background:var(--pm-teal);color:#fff;display:grid;place-items:center;font-size:11.5px;font-weight:600;letter-spacing:.02em}.pm-mark-sub{font-weight:600;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--pm-ink-3);border-left:1px solid var(--pm-rule);padding-left:9px;margin-left:2px}.pm-topnav{display:flex;align-items:center;gap:3px;font-size:14px;font-weight:600}.pm-topnav a{padding:6px 10px;border-radius:var(--pm-radius-sm);color:var(--pm-ink-2)}.pm-topnav a:hover{background:var(--pm-paper-3);color:var(--pm-ink)}.pm-mast-gap{flex:1 1 auto}.pm-chip-row{display:flex;align-items:center;gap:8px;flex:none}.pm-chip{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 11px;border-radius:var(--pm-radius-pill);border:1px solid var(--pm-rule);background:var(--pm-paper-2);font-size:12.5px;font-weight:600;color:var(--pm-ink-2);white-space:nowrap}.pm-chip b{color:var(--pm-ink)}.pm-chip-teal{border-color:var(--pm-teal-line);background:var(--pm-teal-wash);color:var(--pm-teal-deep)}.pm-chip-dot{width:7px;height:7px;border-radius:50%;background:var(--pm-teal);flex:none}.pm-next-btn{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--pm-radius-pill);background:var(--pm-teal);color:#fff;font-size:13px;font-weight:600;white-space:nowrap}.pm-next-btn:hover{background:var(--pm-teal-deep)}.pm-mast-progress{height:3px;background:var(--pm-paper-3);position:relative}.pm-mast-progress i{position:absolute;inset:0 auto 0 0;background:linear-gradient(90deg,var(--pm-green),var(--pm-teal-raw));display:block;transition:width .35s ease}.pm-mobilenav{display:none;gap:4px;overflow-x:auto;border-bottom:1px solid var(--pm-rule);padding:7px 22px;font-size:13px;font-weight:600;background:var(--pm-paper-2)}.pm-mobilenav a{padding:4px 9px;border-radius:var(--pm-radius-sm);color:var(--pm-ink-2);white-space:nowrap}.pm-course-shell{display:grid;grid-template-columns:var(--pm-rail) minmax(0,1fr);grid-gap:40px;gap:40px;align-items:start;padding:26px 0 64px}.pm-rail{position:-webkit-sticky;position:sticky;top:calc(var(--pm-header-h) + 14px);max-height:calc(100vh - var(--pm-header-h) - 30px);overflow-y:auto;padding-right:6px;border-right:1px solid var(--pm-rule);scrollbar-width:thin}.pm-rail-head{display:block;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;padding-bottom:8px;margin-bottom:10px;border-bottom:1px solid var(--pm-rule)}.pm-rail-head,.pm-rail-meter{font-weight:600;color:var(--pm-ink-3)}.pm-rail-meter{display:flex;align-items:center;gap:9px;margin-bottom:16px;font-size:12px}.pm-rail-meter-track{flex:1 1;height:5px;border-radius:3px;background:var(--pm-paper-3);overflow:hidden}.pm-rail-meter-track i{display:block;height:100%;background:linear-gradient(90deg,var(--pm-green),var(--pm-teal-raw))}.pm-tree{list-style:none;margin:0;padding:0}.pm-tree-belt{border-top:1px solid var(--pm-rule-soft);padding:10px 0 12px}.pm-tree-belt:first-child{border-top:0;padding-top:0}.pm-belt-tab{width:16px;height:16px;border-radius:4px;border:1px solid rgba(27,33,48,.22);flex:none}.pm-tree-belt-name{font-family:var(--pm-display);font-size:13px;letter-spacing:-.01em}.pm-tree-belt-count{font-size:11px;font-weight:600}.pm-tree-course{display:block;font-size:12px;font-weight:600;color:var(--pm-ink-3);text-transform:uppercase;letter-spacing:.06em;margin:0 0 6px 25px}.pm-tree-lessons{list-style:none;margin:0;padding:0 0 0 25px}.pm-tree-lesson a{display:grid;grid-gap:8px;gap:8px;align-items:start;padding:4px 8px 4px 0;font-size:13.2px;line-height:1.4;color:var(--pm-ink-2);border-radius:var(--pm-radius-sm)}.pm-tree-state{width:15px;height:15px;border-radius:50%;border:1.5px solid var(--pm-rule);display:grid;place-items:center;font-size:9px;font-weight:600;color:var(--pm-ink-3);margin-top:3px;flex:none;background:var(--pm-panel)}.pm-tree-state-done{background:var(--pm-good);border-color:var(--pm-good);color:#fff}.pm-tree-state-current{border-color:var(--pm-teal);border-width:2px;background:var(--pm-teal-wash);color:var(--pm-teal-deep)}.pm-tree-state-locked{border-style:dashed;border-color:var(--pm-coral);background:transparent}.pm-rail-aside{margin-top:20px;padding-top:14px;border-top:1px solid var(--pm-rule)}.pm-rail-aside h4{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--pm-ink-3);margin-bottom:8px}.pm-rail-links{display:grid;grid-gap:4px;gap:4px;font-size:13px;font-weight:600}.pm-rail-links a{color:var(--pm-ink-2)}.pm-rail-links a:hover{color:var(--pm-teal-deep)}.pm-kicker{font-size:11px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--pm-teal);margin:0 0 8px}.pm-kicker-mute{color:var(--pm-ink-3)}.pm-h1{font-size:39px;line-height:1.12;margin:0 0 12px}.pm-h2{font-size:26px;line-height:1.2;margin:0 0 10px}.pm-lede{line-height:1.55;color:var(--pm-ink-2);margin:0 0 18px}.pm-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--pm-ink-3);padding:16px 0 4px}.pm-crumb a:hover{color:var(--pm-teal-deep)}.pm-crumb-sep{color:var(--pm-rule)}.pm-prose{font-size:17px;line-height:1.72;color:var(--pm-ink-2)}.pm-prose p{margin:0 0 17px}.pm-prose h2{font-size:23px;margin:32px 0 10px;color:var(--pm-ink)}.pm-prose h3{font-size:18px;margin:24px 0 8px;color:var(--pm-ink)}.pm-prose ol,.pm-prose ul{margin:0 0 17px;padding-left:22px}.pm-prose li{margin-bottom:7px}.pm-prose strong{color:var(--pm-ink);font-weight:600}.pm-prose a{text-decoration:underline;text-underline-offset:2px}.pm-glink,.pm-prose a{color:var(--pm-teal-deep)}.pm-glink{border-bottom:1px dotted var(--pm-teal-line);font-weight:600}.pm-glink:hover{border-bottom-style:solid}.pm-pullquote{font-family:var(--pm-quote);font-size:21px;line-height:1.5;font-style:italic;border-left:3px solid var(--pm-teal);padding:4px 0 4px 20px;margin:28px 0}.pm-note{border:1px solid var(--pm-rule);border-left:3px solid var(--pm-teal);background:var(--pm-paper-2);border-radius:0 var(--pm-radius) var(--pm-radius) 0;padding:16px 18px;margin:26px 0}.pm-note h4{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--pm-teal);margin-bottom:7px}.pm-note li,.pm-note p{font-size:15.5px;color:var(--pm-ink-2);margin:0;line-height:1.6}.pm-note ul{margin:0;padding-left:20px}.pm-note li{margin-bottom:5px}.pm-rule{border:0;border-top:1px solid var(--pm-rule);margin:34px 0}.pm-muted{color:var(--pm-ink-3)}.pm-small{font-size:13px}.pm-btn{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;border-radius:var(--pm-radius-pill);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer}.pm-btn-solid{background:var(--pm-teal);color:#fff}.pm-btn-solid:hover{background:var(--pm-teal-deep)}.pm-btn-line{background:transparent;border-color:var(--pm-rule);color:var(--pm-ink)}.pm-btn-line:hover{border-color:var(--pm-teal);color:var(--pm-teal-deep)}.pm-btn-sm{height:34px;padding:0 15px;font-size:13.5px}.pm-textlink{font-weight:600;font-size:14.5px;color:var(--pm-teal-deep)}.pm-textlink:hover{text-decoration:underline}.pm-hero{border-bottom:1px solid var(--pm-rule);background:var(--pm-paper-2);padding:46px 0 38px}.pm-hero-in{max-width:720px}.pm-hero h1{font-size:42px;line-height:1.08;margin:0 0 14px}.pm-hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:22px}.pm-statstrip{display:flex;flex-wrap:wrap;border-top:1px solid var(--pm-rule);border-bottom:1px solid var(--pm-rule);background:var(--pm-panel)}.pm-stat{flex:1 1 150px;padding:14px 20px;border-right:1px solid var(--pm-rule-soft)}.pm-stat:last-child{border-right:0}.pm-stat-n{font-family:var(--pm-display);font-size:25px;font-weight:600;line-height:1.1;color:var(--pm-ink)}.pm-stat-l{font-size:11.5px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--pm-ink-3);margin-top:3px}.pm-band{padding:46px 0}.pm-band-alt{background:var(--pm-paper-2);border-top:1px solid var(--pm-rule);border-bottom:1px solid var(--pm-rule)}.pm-band-head{max-width:660px;margin-bottom:26px}.pm-band-head p{color:var(--pm-ink-2);font-size:16.5px;margin:0}.pm-ladder{position:relative;margin:0;padding:0 0 0 34px;list-style:none}.pm-ladder:before{content:"";position:absolute;top:14px;bottom:34px}.pm-rung{position:relative;padding:0 0 30px}.pm-rung:last-child{padding-bottom:0}.pm-rung-node{position:absolute;left:-34px;top:4px;width:26px;height:26px;border-radius:8px;border:2px solid var(--pm-paper);outline:1px solid var(--pm-rule);display:grid;place-items:center;font-size:11px;font-weight:600;color:#fff;background:var(--pm-belt-white)}.pm-rung-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;margin-bottom:4px}.pm-rung-belt{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--pm-ink-3)}.pm-rung-title{font-size:22px;line-height:1.2}.pm-rung-meta{font-size:12.5px;font-weight:600;color:var(--pm-ink-3);margin-left:auto}.pm-rung-blurb{font-size:16px;color:var(--pm-ink-2);margin:6px 0 12px;max-width:720px}.pm-rung-body{border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);padding:15px 18px;max-width:760px}.pm-rung-outcomes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:4px 22px;gap:4px 22px;list-style:none;margin:0 0 12px;padding:0;font-size:14.5px;color:var(--pm-ink-2)}.pm-rung-outcomes li{padding-left:17px;position:relative;line-height:1.5}.pm-rung-outcomes li:before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--pm-teal-line)}.pm-rung-foot{display:flex;flex-wrap:wrap;align-items:center;gap:14px;border-top:1px solid var(--pm-rule-soft);padding-top:11px}.pm-rung-prereq{font-size:13px;color:var(--pm-ink-3)}.pm-steps{list-style:none;margin:0;padding:0;border-top:1px solid var(--pm-rule);max-width:820px}.pm-step{display:grid;grid-template-columns:42px minmax(0,1fr) auto;grid-gap:16px;gap:16px;align-items:center;padding:15px 4px;border-bottom:1px solid var(--pm-rule)}.pm-step:hover{background:var(--pm-paper-2)}.pm-step-n{font-size:21px;color:var(--pm-teal);text-align:right}.pm-step-n,.pm-step-t{font-family:var(--pm-display);font-weight:600}.pm-step-t{font-size:17px}.pm-step-d{font-size:14.5px;color:var(--pm-ink-2);margin-top:2px;line-height:1.5}.pm-step-time{font-size:12px;font-weight:600;color:var(--pm-ink-3);white-space:nowrap}.pm-azstrip{display:flex;flex-wrap:wrap;gap:3px;border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);padding:8px 10px}.pm-az{min-width:27px;height:27px;padding:0 5px;display:grid;place-items:center;border-radius:var(--pm-radius-sm);font-family:var(--pm-display);font-size:13.5px;font-weight:600;color:var(--pm-teal-deep);background:var(--pm-teal-wash)}.pm-az:hover{background:var(--pm-teal);color:#fff}.pm-az-off{color:var(--pm-locked);background:transparent;cursor:default;pointer-events:none}.pm-gloss-letter{border-top:1px solid var(--pm-rule);padding-top:12px;margin-top:26px;scroll-margin-top:calc(var(--pm-header-h) + 16px)}.pm-gloss-letter-head{display:flex;align-items:baseline;gap:12px;margin-bottom:8px}.pm-gloss-letter-head h2{font-size:30px;color:var(--pm-teal);line-height:1}.pm-gloss-letter-count,.pm-gloss-letter-top{font-size:12px;font-weight:600;color:var(--pm-ink-3)}.pm-gloss-letter-top{margin-left:auto}.pm-gloss-cols{column-count:3;column-gap:34px}.pm-gloss-entry{page-break-inside:avoid;break-inside:avoid;display:block;padding:7px 0;border-bottom:1px dotted var(--pm-rule)}.pm-gloss-entry-t{font-family:var(--pm-display);font-size:15px;color:var(--pm-ink);line-height:1.3}.pm-gloss-entry:hover .pm-gloss-entry-t{color:var(--pm-teal-deep)}.pm-gloss-entry-d{font-size:13.2px;color:var(--pm-ink-3);line-height:1.45;margin-top:1px}.pm-termrow{display:flex;flex-wrap:wrap;gap:6px}.pm-termpill{display:inline-flex;align-items:center;height:30px;padding:0 13px;border-radius:var(--pm-radius-pill);border:1px solid var(--pm-rule);background:var(--pm-panel);font-size:13.5px;font-weight:600;color:var(--pm-ink-2)}.pm-termpill:hover{border-color:var(--pm-teal);color:var(--pm-teal-deep)}.pm-cat{display:inline-flex;height:21px;padding:0 9px;border-radius:var(--pm-radius-pill);background:var(--pm-paper-3);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase}.pm-cat,.pm-lesson-meta{align-items:center;font-weight:600;color:var(--pm-ink-3)}.pm-lesson-meta{display:flex;flex-wrap:wrap;gap:8px 14px;font-size:13px;margin:12px 0 0}.pm-lesson-meta span{display:inline-flex;align-items:center;gap:6px}.pm-quizblock{border:1px solid var(--pm-teal-line);border-radius:var(--pm-radius);background:var(--pm-teal-wash);padding:20px 22px;margin:34px 0 26px}.pm-quizblock-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;margin-bottom:4px}.pm-quizblock-head h3{font-size:19px;color:var(--pm-teal-deep)}.pm-quizblock-score{margin-left:auto;font-weight:600;color:var(--pm-teal-deep)}.pm-quizblock-intro{font-size:14.5px;color:var(--pm-ink-2);margin:0 0 16px}.pm-q{border-top:1px solid var(--pm-teal-line);padding:15px 0 4px}.pm-q:first-of-type{border-top:0;padding-top:0}.pm-q-text{font-family:var(--pm-display);font-size:16px;margin:0 0 10px}.pm-q-choices{display:grid;grid-gap:7px;gap:7px}.pm-choice{display:grid;grid-template-columns:22px minmax(0,1fr);grid-gap:10px;gap:10px;align-items:start;text-align:left;width:100%;padding:9px 12px;border-radius:var(--pm-radius-sm);border:1px solid var(--pm-teal-line);background:var(--pm-panel);font-size:14.8px;line-height:1.45;color:var(--pm-ink-2);cursor:pointer}.pm-choice:hover:not(:disabled){border-color:var(--pm-teal)}.pm-choice-key{width:21px;height:21px;border-radius:50%;border:1px solid var(--pm-teal-line);display:grid;place-items:center;font-size:11px;font-weight:600;color:var(--pm-ink-3);background:var(--pm-paper-2)}.pm-choice-right{border-color:var(--pm-good);background:var(--pm-good-wash);color:var(--pm-ink)}.pm-choice-right .pm-choice-key{background:var(--pm-good);border-color:var(--pm-good);color:#fff}.pm-choice-wrong{border-color:var(--pm-bad);background:var(--pm-bad-wash);color:var(--pm-ink)}.pm-choice-wrong .pm-choice-key{background:var(--pm-bad);border-color:var(--pm-bad);color:#fff}.pm-q-explain{margin:9px 0 0;padding:9px 12px;border-left:2px solid var(--pm-teal);background:var(--pm-panel);border-radius:0 var(--pm-radius-sm) var(--pm-radius-sm) 0;font-size:14px;color:var(--pm-ink-2)}.pm-quiz-foot{display:flex;flex-wrap:wrap;align-items:center;gap:12px;border-top:1px solid var(--pm-teal-line);margin-top:16px;padding-top:14px}.pm-quiz-verdict{font-size:14.5px;font-weight:600;color:var(--pm-teal-deep)}.pm-lessonnav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:14px;gap:14px;border-top:1px solid var(--pm-rule);padding-top:22px;margin-top:30px}.pm-navcard{border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);padding:13px 16px}.pm-navcard:hover{border-color:var(--pm-teal)}.pm-navcard-dir{font-size:11px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--pm-ink-3);margin-bottom:3px}.pm-navcard-t{font-family:var(--pm-display);font-size:16px;font-weight:600;line-height:1.3}.pm-navcard-next{text-align:right}.pm-navcard-empty{border-style:dashed;opacity:.55}.pm-mark-done{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 18px;border-radius:var(--pm-radius-pill);border:1px solid var(--pm-teal);background:var(--pm-panel);color:var(--pm-teal-deep);font-size:14px;font-weight:600;cursor:pointer}.pm-mark-done:hover{background:var(--pm-teal-wash)}.pm-mark-done-on{background:var(--pm-good-wash);border-color:var(--pm-sunshine);border-width:2px;color:var(--pm-good)}.pm-table{width:100%;border-collapse:collapse;font-size:14.5px;background:var(--pm-panel);border:1px solid var(--pm-rule);border-radius:var(--pm-radius);overflow:hidden}.pm-table th{text-align:left;font-size:11px;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--pm-ink-3);padding:10px 14px;background:var(--pm-paper-2);border-bottom:1px solid var(--pm-rule)}.pm-table td{padding:11px 14px;border-bottom:1px solid var(--pm-rule-soft);color:var(--pm-ink-2);vertical-align:top}.pm-table tr:last-child td{border-bottom:0}.pm-table td b{color:var(--pm-ink)}.pm-rowlist{border-top:1px solid var(--pm-rule)}.pm-rowitem{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:16px;gap:16px;align-items:center;padding:13px 4px;border-bottom:1px solid var(--pm-rule)}.pm-rowitem:hover{background:var(--pm-paper-2)}.pm-rowitem-t{font-family:var(--pm-display);font-size:16px;font-weight:600}.pm-rowitem-d{font-size:14.3px;color:var(--pm-ink-2);margin-top:2px;line-height:1.5}.pm-rowitem-side{font-size:12px;font-weight:600;color:var(--pm-ink-3);white-space:nowrap}.pm-calc-tabs{display:flex;flex-wrap:wrap;gap:6px}.pm-calc-tab{display:inline-flex;align-items:center;height:34px;padding:0 15px;border-radius:var(--pm-radius-pill);border:1px solid var(--pm-rule);background:var(--pm-panel);font-size:13.5px;font-weight:600;color:var(--pm-ink-2)}.pm-calc-tab-on{background:var(--pm-teal);border-color:var(--pm-teal);color:#fff}.pm-calc{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);grid-gap:26px;gap:26px;align-items:start;margin-top:22px}.pm-calc-form{display:grid;grid-gap:15px;gap:15px;border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);padding:20px}.pm-field{display:grid;grid-gap:6px;gap:6px}.pm-field label{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--pm-ink-3)}.pm-field input,.pm-field select{height:40px;padding:0 12px;border-radius:var(--pm-radius-sm);border:1px solid var(--pm-rule);background:var(--pm-paper);font-size:15px;font-weight:600}.pm-field input:focus,.pm-field select:focus{outline:2px solid var(--pm-teal-line);border-color:var(--pm-teal)}.pm-hint{font-size:12.8px;color:var(--pm-ink-3);line-height:1.5}.pm-result{border:1px solid var(--pm-teal-line);border-radius:var(--pm-radius);background:var(--pm-teal-wash);padding:20px;position:-webkit-sticky;position:sticky;top:calc(var(--pm-header-h) + 16px)}.pm-result-l{font-size:11px;font-weight:600;letter-spacing:.11em;text-transform:uppercase;color:var(--pm-teal-deep)}.pm-result-v{font-family:var(--pm-display);font-size:38px;font-weight:600;line-height:1.1;color:var(--pm-ink);margin:4px 0 2px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pm-result-s{font-size:13.5px;color:var(--pm-ink-2);margin-bottom:14px}.pm-result-row{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding:7px 0;border-top:1px solid var(--pm-teal-line);color:var(--pm-ink-2)}.pm-result-row b{color:var(--pm-ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pm-result-warn{border-color:var(--pm-warn);background:var(--pm-warn-wash)}.pm-result-good{border-color:var(--pm-good);background:var(--pm-good-wash)}.pm-formula{font-family:var(--pm-quote);font-size:15px;font-style:italic;color:var(--pm-ink-2);border:1px dashed var(--pm-rule);border-radius:var(--pm-radius-sm);padding:10px 14px;background:var(--pm-paper-2)}.pm-pathbelt{border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);margin-bottom:20px;overflow:hidden}.pm-pathbelt-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--pm-rule);background:var(--pm-paper-2)}.pm-pathbelt-swatch{width:34px;height:12px;border-radius:3px;border:1px solid rgba(27,33,48,.2);flex:none}.pm-pathbelt-title{font-size:18px}.pm-pathbelt-meta{margin-left:auto;font-size:12.5px;font-weight:600;color:var(--pm-ink-3)}.pm-pathbelt-body{padding:14px 18px 18px}.pm-quizhero{display:flex;flex-wrap:wrap;align-items:center;gap:16px;border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);padding:18px 20px;margin-bottom:24px}.pm-quizhero-swatch{width:44px;height:44px;border-radius:var(--pm-radius-sm);border:1px solid rgba(27,33,48,.2);flex:none}.pm-quiz-progress{display:flex;gap:4px;margin-bottom:18px;flex-wrap:wrap}.pm-quiz-pip{width:22px;height:5px;border-radius:3px;background:var(--pm-paper-3)}.pm-quiz-pip-on{background:var(--pm-teal)}.pm-quiz-pip-bad{background:var(--pm-bad)}.pm-scorecard{border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);padding:20px;text-align:center}.pm-scorecard-n{font-family:var(--pm-display);font-size:44px;font-weight:600;line-height:1;color:var(--pm-teal)}.pm-foot{background:var(--pm-paper-3);border-top:1px solid var(--pm-rule);padding:40px 0 28px;text-align:center}.pm-foot-mark{display:inline-flex;align-items:center;gap:9px;font-family:var(--pm-display);font-weight:600;font-size:18px;margin-bottom:8px}.pm-foot-line{font-size:14.5px;color:var(--pm-ink-2);max-width:560px;margin:0 auto 22px}.pm-foot-map{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 22px;font-size:13.5px;font-weight:600;color:var(--pm-ink-2);padding-bottom:20px;border-bottom:1px solid var(--pm-rule);max-width:900px;margin:0 auto}.pm-foot-map a:hover{color:var(--pm-teal-deep)}.pm-foot-legal{max-width:780px;margin:18px auto 0;font-size:12.3px;line-height:1.6;color:var(--pm-ink-3)}.pm-foot-legal p{margin:0 0 7px}.pm-mt16{margin-top:16px}.pm-mt24{margin-top:24px}.pm-mt32{margin-top:32px}.pm-mb0{margin-bottom:0}.pm-flex{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.pm-grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:20px;gap:20px}.pm-nowrap{white-space:nowrap}@media (max-width:1040px){.pm-gloss-cols{column-count:2}}@media (max-width:920px){:root{--pm-rail:240px}.pm-course-shell{gap:26px}.pm-calc{grid-template-columns:minmax(0,1fr)}.pm-result{position:static}.pm-topnav{display:none}.pm-mobilenav{display:flex}}@media (max-width:760px){.pm-course-shell{grid-template-columns:minmax(0,1fr)}.pm-rail{position:static;max-height:none;border-right:0;border-bottom:1px solid var(--pm-rule);padding-bottom:18px;margin-bottom:4px}.pm-gloss-cols{column-count:1}.pm-lessonnav,.pm-rung-outcomes{grid-template-columns:minmax(0,1fr)}.pm-navcard-next{text-align:left}.pm-grid2{grid-template-columns:minmax(0,1fr)}.pm-hero h1{font-size:32px}.pm-h1{font-size:30px}.pm-step{grid-template-columns:32px minmax(0,1fr)}.pm-step-time{grid-column:2}.pm-chip-row .pm-chip:not(.pm-chip-teal),.pm-mark-sub{display:none}}.pm-lede-sm{font-size:16px;margin-top:6px}.pm-byline{display:flex;flex-wrap:wrap;gap:10px 28px;padding:14px 0 2px;margin:14px 0 4px;border-top:1px solid var(--pm-rule);border-bottom:1px solid var(--pm-rule)}.pm-byline-who{display:flex;flex-direction:column;gap:1px;padding:4px 0}.pm-byline-name{font-family:var(--pm-display);font-size:14px;font-weight:600;color:var(--pm-ink)}.pm-byline-role{font-size:12.5px;color:var(--pm-ink-3)}.pm-datafig{margin:26px 0}.pm-datawrap{width:100%;overflow-x:auto}.pm-datatable{font-size:15px;line-height:1.5}.pm-datatable th{white-space:nowrap}.pm-datatable .pm-datatable-rh,.pm-datatable td{padding:13px 16px}.pm-datatable .pm-datatable-rh{text-align:left;font-family:var(--pm-display);font-size:15px;font-weight:600;letter-spacing:0;text-transform:none;color:var(--pm-ink);background:transparent;border-bottom:1px solid var(--pm-rule-soft);vertical-align:top;white-space:normal}.pm-datatable tbody tr:last-child .pm-datatable-rh{border-bottom:0}.pm-datatable tbody tr:nth-child(2n){background:var(--pm-paper-2)}.pm-figcap{font-size:13px;line-height:1.55;color:var(--pm-ink-3);margin-top:9px;border-left:2px solid var(--pm-rule);padding:0 0 0 10px}.pm-callout{border:1px solid var(--pm-rule);border-left:4px solid var(--pm-belt-white);background:var(--pm-panel);border-radius:0 var(--pm-radius) var(--pm-radius) 0;padding:15px 18px 16px;margin:26px 0}.pm-callout-kind{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--pm-ink-3);margin:0 0 6px}.pm-callout-t{font-family:var(--pm-display);font-size:16px;font-weight:600;color:var(--pm-ink);margin:0 0 6px}.pm-callout-b{font-size:15.5px;line-height:1.62;color:var(--pm-ink-2);margin:0}.pm-callout-note{border-left-color:var(--pm-teal);background:var(--pm-teal-wash)}.pm-callout-note .pm-callout-kind{color:var(--pm-teal-deep)}.pm-callout-warning{border-left-color:var(--pm-warn);background:var(--pm-warn-wash)}.pm-callout-warning .pm-callout-kind{color:var(--pm-warn)}.pm-callout-figure{border-left-color:var(--pm-belt-brown);background:var(--pm-paper-2)}.pm-callout-figure .pm-callout-kind{color:var(--pm-belt-brown)}.pm-inlinefig{margin:28px 0}.pm-inlinefig-frame{display:block;border:1px solid var(--pm-rule);border-radius:var(--pm-radius);overflow:hidden;background:var(--pm-panel)}.pm-pullquote-lg{margin:32px 0}.pm-evgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:18px;gap:18px;margin-top:16px}.pm-evcard{margin:0;border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);overflow:hidden}.pm-evshot{display:block;border-bottom:1px solid var(--pm-rule);background:var(--pm-paper-2)}.pm-evcap{display:flex;flex-direction:column;gap:6px;padding:13px 15px 15px}.pm-evlabel{font-size:14.5px;line-height:1.5;color:var(--pm-ink-2)}.pm-evlink{font-family:var(--pm-display);font-size:13px;font-weight:600;color:var(--pm-teal-deep);text-decoration:underline;text-underline-offset:2px}.pm-sources{list-style:none;margin:14px 0 0;padding:0;border-top:1px solid var(--pm-rule)}.pm-source{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:6px 16px;padding:12px 2px;border-bottom:1px solid var(--pm-rule-soft)}.pm-source-link{font-size:15.5px;line-height:1.5;color:var(--pm-teal-deep);text-decoration:underline;text-underline-offset:2px;max-width:100%}.pm-source-link:hover{color:var(--pm-ink)}.pm-source-host{font-size:12px;letter-spacing:.04em;color:var(--pm-ink-3);white-space:nowrap}@media (max-width:760px){.pm-evgrid{grid-template-columns:minmax(0,1fr)}.pm-byline{gap:8px 18px}.pm-pullquote-lg{font-size:19px}}.pm-callout-kind,.pm-cat,.pm-field label,.pm-gloss-rail-head,.pm-kicker,.pm-lessonpos-l,.pm-navcard-dir,.pm-note h4,.pm-q-n,.pm-quizblock-tag,.pm-rail-aside h4,.pm-rail-head,.pm-result-l,.pm-rung-belt,.pm-rung-sub,.pm-stat-l,.pm-table th,.pm-tree-course{font-variant-caps:all-small-caps;font-feature-settings:"cv05" 1,"cv11" 1,"c2sc" 1,"smcp" 1,"smcp","c2sc";font-weight:600;letter-spacing:.07em;text-transform:none}.pm-kicker{font-size:13px;letter-spacing:.08em}.pm-gloss-rail-head,.pm-rail-aside h4,.pm-rail-head{font-size:12.5px}.pm-callout-kind,.pm-field label,.pm-navcard-dir,.pm-note h4,.pm-result-l,.pm-stat-l,.pm-table th,.pm-tree-course{font-size:13px}.pm-rung-belt{font-size:13.5px}.pm-cat{font-size:12.5px}.pm-byline-role,.pm-chip,.pm-crumb,.pm-foot-map,.pm-hint,.pm-mobilenav a,.pm-rail-links,.pm-rowitem-side,.pm-rung-prereq,.pm-source-host,.pm-step-time,.pm-termpill,.pm-topnav a,.pm-tree-lesson a{font-weight:500}.pm-chip b,.pm-prose strong,.pm-result-row b,.pm-table td b{font-weight:600}.pm-h1{font-size:38px;line-height:1.16;letter-spacing:-.018em}.pm-h2{font-size:25px;line-height:1.24;letter-spacing:-.012em}.pm-hero h1{font-size:41px;line-height:1.12;letter-spacing:-.02em}.pm-rung-title{font-size:21px;letter-spacing:-.012em}.pm-prose{font-size:17.5px;line-height:1.75;max-width:var(--pm-measure)}.pm-prose p{margin:0 0 20px}.pm-prose li{line-height:1.72}.pm-prose h2{font-size:24px;line-height:1.28;margin:38px 0 12px}.pm-prose h3{font-size:19px;line-height:1.35;margin:28px 0 8px}.pm-prose .pm-callout,.pm-prose .pm-datafig,.pm-prose .pm-inlinefig{max-width:none}.pm-lede{font-size:18.5px;line-height:1.6;max-width:var(--pm-measure);font-weight:400}.pm-lede-sm{font-size:16.5px;line-height:1.65}.pm-nextup-n,.pm-rail-meter-n,.pm-rail-meter-pct,.pm-result-v,.pm-scorecard-n,.pm-stat-n,.pm-step-n{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-weight:600}.pm-pullquote{font-style:normal;font-size:20px;line-height:1.6;font-weight:500;color:var(--pm-ink);letter-spacing:-.008em}.pm-pullquote-lg{font-size:22px;line-height:1.55}.pm-formula{font-style:normal;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:14.5px}.pm-rail{display:block;overflow:visible;max-height:none}.pm-rail-body{position:-webkit-sticky;position:sticky;top:calc(var(--pm-header-h) + 14px);display:flex;flex-direction:column;max-height:calc(100vh - var(--pm-header-h) - 30px)}.pm-rail-scroll{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--pm-rule) transparent;padding-right:6px;margin-right:-2px}.pm-rail-scroll::-webkit-scrollbar{width:6px}.pm-rail-scroll::-webkit-scrollbar-thumb{background:var(--pm-rule);border-radius:3px}.pm-rail-meter-n,.pm-rail-meter-pct{font-size:12.5px;color:var(--pm-ink-3)}.pm-tree-belt-head{width:100%;display:flex;align-items:center;gap:9px;margin-bottom:7px;padding:4px 4px 4px 0;background:none;border:0;cursor:pointer;text-align:left;border-radius:var(--pm-radius-sm)}.pm-tree-belt-head:hover{background:var(--pm-paper-2)}.pm-tree-belt-name{font-size:14px;font-weight:600;letter-spacing:-.008em}.pm-tree-belt-count{font-size:12px;color:var(--pm-ink-3);margin-left:auto}.pm-tree-caret{width:8px;height:8px;flex:none;border-right:1.5px solid var(--pm-ink-3);border-bottom:1.5px solid var(--pm-ink-3);transform:rotate(-45deg);transition:transform .16s ease;margin-left:2px}.pm-tree-caret[data-open=true]{transform:rotate(45deg)}.pm-tree-belt-active>.pm-tree-belt-head .pm-tree-belt-name{color:var(--pm-teal-deep)}.pm-tree-belt-active{border-left:2px solid var(--pm-teal);margin-left:-10px;padding-left:8px}.pm-tree-lessons{padding-left:8px;border-left:1px solid var(--pm-rule-soft);margin-left:8px}.pm-tree-lesson a{grid-template-columns:17px minmax(0,1fr);padding:5px 8px 5px 6px;font-size:13.4px;line-height:1.45}.pm-tree-lesson-n{color:var(--pm-ink-3);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pm-tree-lesson a:hover{background:var(--pm-paper-2);color:var(--pm-teal-deep)}.pm-tree-lesson.pm-is-current>a{background:var(--pm-teal-wash);color:var(--pm-teal-deep);font-weight:600;box-shadow:inset 2px 0 0 var(--pm-teal)}.pm-tree-lesson.pm-is-current .pm-tree-lesson-n{color:var(--pm-teal-deep)}.pm-tree-lesson.pm-is-done>a{color:var(--pm-ink-3)}.pm-tree-lesson.pm-is-locked>a,.pm-tree-state-locked{color:var(--pm-locked)}.pm-tree-state-locked{border-color:var(--pm-locked-line)}.pm-tree-state-current{font-size:8px}.pm-rail-toggle{display:none}.pm-lessonpos{margin:14px 0 18px;max-width:640px}.pm-lessonpos-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:9px}.pm-lessonpos-swatch{width:14px;height:14px;border-radius:4px;border:1px solid rgba(27,33,48,.22);flex:none}.pm-lessonpos-l{color:var(--pm-teal-deep);font-size:14px}.pm-lessonpos-sep{color:var(--pm-rule)}.pm-lessonpos-belt{font-variant-caps:all-small-caps;font-feature-settings:"cv05" 1,"cv11" 1,"c2sc" 1,"smcp" 1,"smcp","c2sc";letter-spacing:.07em;font-weight:600;font-size:14px;color:var(--pm-ink)}.pm-lessonpos-overall{margin-left:auto;font-size:12.5px;font-weight:500;color:var(--pm-ink-3);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pm-lessonpos-bar{height:4px;border-radius:2px;background:var(--pm-paper-3);overflow:hidden}.pm-lessonpos-bar i{display:block;height:100%;background:var(--pm-teal);transition:width .3s ease}.pm-lessonpos-pips{display:flex;gap:3px;list-style:none;margin:6px 0 0;padding:0}.pm-lessonpos-pip{flex:1 1;height:3px;border-radius:2px;background:var(--pm-rule-soft)}.pm-lessonpos-pip-past{background:var(--pm-teal-line)}.pm-lessonpos-pip-now{background:var(--pm-teal)}.pm-pinnav{position:-webkit-sticky;position:sticky;bottom:12px;z-index:40;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;grid-gap:10px;gap:10px;margin-top:-54px;padding:8px 10px;border:1px solid var(--pm-rule);border-radius:var(--pm-radius-pill);background:rgba(255,253,248,.97);-webkit-backdrop-filter:saturate(140%) blur(6px);backdrop-filter:saturate(140%) blur(6px)}.pm-course-shell article{padding-bottom:78px}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--pm-header-h) + 18px)}.pm-pinnav-side{display:flex;align-items:center;gap:8px;min-width:0;padding:6px 12px;border-radius:var(--pm-radius-pill);font-size:13.5px;font-weight:500;color:var(--pm-ink-2)}.pm-pinnav-side:hover{background:var(--pm-teal-wash);color:var(--pm-teal-deep)}.pm-pinnav-side-t{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pm-pinnav-next{justify-content:flex-end;text-align:right}.pm-pinnav-mid{font-size:12px;font-weight:500;color:var(--pm-ink-3);white-space:nowrap;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pm-ladder:before{background:var(--pm-rule);width:2px;left:12px}.pm-rung-node{outline-color:var(--pm-rule)}.pm-rung-facts{display:flex;flex-wrap:wrap;gap:6px 18px;margin:2px 0 8px;font-size:13.5px;font-weight:500;color:var(--pm-ink-3);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pm-rung-facts b{color:var(--pm-ink);font-weight:600}.pm-rung-head{display:block;margin-bottom:2px}.pm-rung-belt{display:block;color:var(--pm-teal-deep);margin-bottom:1px}.pm-rung{padding-bottom:34px}.pm-rung-node{top:1px}.pm-rung-blurb{max-width:var(--pm-measure);font-size:16.5px;line-height:1.6}.pm-rung-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-gap:12px 30px;gap:12px 30px;margin-bottom:14px}.pm-rung-sub{color:var(--pm-ink-3);margin:0 0 7px}.pm-rung-outcomes-1{grid-template-columns:minmax(0,1fr);margin-bottom:0}.pm-rung-lessons{list-style:none;margin:0;padding:0}.pm-rung-lessons a{display:grid;grid-template-columns:20px minmax(0,1fr) auto;grid-gap:9px;gap:9px;align-items:baseline;padding:4px 6px 4px 0;border-radius:var(--pm-radius-sm);font-size:14.5px;line-height:1.45;color:var(--pm-ink-2)}.pm-rung-lessons a:hover{background:var(--pm-paper-2);color:var(--pm-teal-deep)}.pm-rung-lessons-n{color:var(--pm-ink-3);font-size:12.5px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;text-align:right}.pm-rung-lessons-m{font-size:12px;color:var(--pm-ink-3);white-space:nowrap}.pm-gloss-shell{display:grid;grid-template-columns:132px minmax(0,1fr);grid-gap:34px;gap:34px;align-items:start;margin-top:26px}.pm-gloss-rail{position:-webkit-sticky;position:sticky;top:calc(var(--pm-header-h) + 16px);max-height:calc(100vh - var(--pm-header-h) - 32px);overflow-y:auto;border-right:1px solid var(--pm-rule);padding-right:16px}.pm-gloss-rail-head{display:block;color:var(--pm-ink-3);padding-bottom:8px;margin-bottom:10px;border-bottom:1px solid var(--pm-rule)}.pm-gloss-rail-keys{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:3px;gap:3px}.pm-gloss-rail-note{margin:12px 0 0;font-size:12px;font-weight:500;line-height:1.5;color:var(--pm-ink-3)}.pm-gloss-letter:first-child{margin-top:0;border-top:0;padding-top:0}.pm-gloss-letter-head h2{font-size:28px;letter-spacing:-.01em}.pm-gloss-letter-count,.pm-gloss-letter-top{font-weight:500;font-size:12.5px}.pm-gloss-entry{padding:8px 0}.pm-gloss-entry-t{font-size:15.5px;font-weight:600;letter-spacing:-.006em}.pm-gloss-entry-d{font-size:13.5px;line-height:1.5}.pm-quizblock-tag{color:var(--pm-teal-deep);font-size:12.5px}.pm-quizblock-head h3{font-size:20px;letter-spacing:-.012em}.pm-quizblock-score{font-weight:500;font-size:13px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pm-quizblock-track{height:3px;border-radius:2px;background:rgba(36,80,177,.14);overflow:hidden;margin:10px 0 12px}.pm-quizblock-track i{display:block;height:100%;background:var(--pm-teal);transition:width .25s ease}.pm-q-text{font-size:16.5px;font-weight:600;line-height:1.5;letter-spacing:-.008em}.pm-q-n{display:block;font-size:12.5px;color:var(--pm-teal-deep);margin-bottom:3px;letter-spacing:.07em}.pm-choice{grid-template-columns:22px minmax(0,1fr) auto;align-items:center;padding:11px 14px;font-size:15px;font-weight:400;transition:border-color .12s ease,background .12s ease}.pm-choice-t{line-height:1.45}.pm-choice:disabled{cursor:default;opacity:1}.pm-choice-muted{opacity:.62}.pm-choice-mine{box-shadow:inset 0 0 0 1px currentColor}.pm-choice-flag{font-size:11.5px;font-weight:600;letter-spacing:.06em;font-feature-settings:"smcp","c2sc";font-variant-caps:all-small-caps;white-space:nowrap}.pm-choice-right .pm-choice-flag{color:var(--pm-good)}.pm-choice-wrong .pm-choice-flag{color:var(--pm-bad)}.pm-q-explain{font-size:14.5px;line-height:1.65}.pm-q-explain-ok{border-left-color:var(--pm-good)}.pm-q-explain strong{color:var(--pm-ink);font-weight:600}.pm-quiz-verdict{font-weight:500}.pm-nextup{list-style:none;margin:16px 0 0;padding:0;border-top:1px solid var(--pm-rule)}.pm-nextup-item{border-bottom:1px solid var(--pm-rule)}.pm-nextup-link{display:grid;grid-template-columns:34px minmax(0,1fr);grid-gap:14px;gap:14px;align-items:baseline;padding:14px 6px 14px 2px;border-radius:var(--pm-radius-sm)}.pm-nextup-link:hover{background:var(--pm-paper-2)}.pm-nextup-n{font-size:14px;color:var(--pm-teal)}.pm-nextup-body{display:block;min-width:0}.pm-nextup-t{display:block;font-size:16.5px;font-weight:600;line-height:1.4;letter-spacing:-.008em;color:var(--pm-ink)}.pm-nextup-link:hover .pm-nextup-t{color:var(--pm-teal-deep)}.pm-nextup-d{display:block;margin-top:3px;font-size:14.5px;line-height:1.55;color:var(--pm-ink-2);max-width:64ch}@media (max-width:1040px){.pm-gloss-shell{grid-template-columns:116px minmax(0,1fr);gap:24px}.pm-gloss-rail-keys{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:900px){.pm-gloss-shell{grid-template-columns:minmax(0,1fr);gap:18px}.pm-gloss-rail{position:static;max-height:none;border-right:0;border-bottom:1px solid var(--pm-rule);padding:0 0 14px}.pm-gloss-rail-keys{display:flex;flex-wrap:wrap;gap:3px}.pm-rung-split{grid-template-columns:minmax(0,1fr)}}@media (max-width:760px){.pm-rail{border-right:0;border-bottom:1px solid var(--pm-rule);padding:0 0 14px;margin-bottom:6px}.pm-rail-body{position:static;max-height:none;display:none}.pm-rail-body-open{display:block}.pm-rail-toggle{display:flex;align-items:center;gap:10px;width:100%;padding:11px 14px;border:1px solid var(--pm-rule);border-radius:var(--pm-radius);background:var(--pm-panel);cursor:pointer;text-align:left}.pm-rail-toggle-l{font-feature-settings:"smcp","c2sc";font-variant-caps:all-small-caps;letter-spacing:.07em;font-weight:600;font-size:14px}.pm-rail-toggle-m{font-size:12.5px;font-weight:500;color:var(--pm-ink-3);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.pm-rail-toggle-x{margin-left:auto;font-size:12.5px;font-weight:600;color:var(--pm-teal-deep)}.pm-rail-body-open .pm-rail-scroll{max-height:52vh;overflow-y:auto}.pm-rail-body-open{padding-top:14px}.pm-h1{font-size:29px}.pm-h2{font-size:22px}.pm-hero h1{font-size:30px;line-height:1.16}.pm-lede,.pm-prose{font-size:17px}.pm-prose{line-height:1.72}.pm-prose h2{font-size:21px;margin-top:30px}.pm-lessonpos-overall{margin-left:0;width:100%}.pm-pinnav{grid-template-columns:minmax(0,1fr) minmax(0,1fr);border-radius:var(--pm-radius);bottom:8px}.pm-pinnav-mid{display:none}.pm-choice{grid-template-columns:22px minmax(0,1fr)}.pm-choice-flag{grid-column:2}.pm-nextup-link{grid-template-columns:26px minmax(0,1fr);gap:10px}.pm-ladder{padding-left:26px}.pm-rung-node{left:-26px;width:22px;height:22px;font-size:10.5px}.pm-rung-body{padding:13px 14px}.pm-rung-lessons a{grid-template-columns:18px minmax(0,1fr)}.pm-rung-lessons-m{grid-column:2}.pm-gloss-cols{column-count:1}.pm-datawrap{-webkit-overflow-scrolling:touch}}@media (max-width:420px){.pm-shell{padding:0 14px}.pm-h1{font-size:26px}.pm-hero h1{font-size:27px}.pm-hero-actions .pm-btn{width:100%;justify-content:center}.pm-rung-facts{gap:4px 12px;font-size:12.8px}.pm-quizblock{padding:16px 14px}.pm-choice{padding:10px 11px;font-size:14.5px}.pm-lessonpos-line{gap:6px}.pm-lessonpos-belt,.pm-lessonpos-l{font-size:13px}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/6fe53d21e6e7ebd8-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/8ebc6e9dde468c4a-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/9e7b0a821b9dfcb4-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/636a5ac981f94f8b-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/6fe53d21e6e7ebd8-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/8ebc6e9dde468c4a-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/9e7b0a821b9dfcb4-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/636a5ac981f94f8b-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/6fe53d21e6e7ebd8-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/8ebc6e9dde468c4a-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/9e7b0a821b9dfcb4-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/636a5ac981f94f8b-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/6fe53d21e6e7ebd8-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/8ebc6e9dde468c4a-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/9e7b0a821b9dfcb4-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/636a5ac981f94f8b-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:800;font-display:swap;src:url(/_next/static/media/6fe53d21e6e7ebd8-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:800;font-display:swap;src:url(/_next/static/media/8ebc6e9dde468c4a-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:800;font-display:swap;src:url(/_next/static/media/9e7b0a821b9dfcb4-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Plus_Jakarta_Sans_a11773;font-style:normal;font-weight:800;font-display:swap;src:url(/_next/static/media/636a5ac981f94f8b-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Plus_Jakarta_Sans_Fallback_a11773;src:local("Arial");ascent-override:98.88%;descent-override:21.15%;line-gap-override:0.00%;size-adjust:104.98%}.__className_a11773{font-family:__Plus_Jakarta_Sans_a11773,__Plus_Jakarta_Sans_Fallback_a11773;font-style:normal}.__variable_a11773{--pm-font-jakarta:"__Plus_Jakarta_Sans_a11773","__Plus_Jakarta_Sans_Fallback_a11773"}