.mde-page{margin:0;background:#fbfcf8;color:#153d32}
.mde-root{--ink:#153d32;--green:#176448;--lime:#d8ef84;--paper:#fbfcf8;--muted:#626e67;--line:#dce4da;font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.6;color:var(--ink);background:var(--paper);text-align:left;overflow-x:clip}
.mde-root *{box-sizing:border-box}
.mde-root [hidden]{display:none!important}
.mde-root a{color:inherit;text-decoration:none}
.mde-root button,.mde-root input{font:inherit}
.mde-root button,.mde-root summary{cursor:pointer}
.mde-root button{text-transform:none;letter-spacing:normal}
.mde-root h1,.mde-root h2,.mde-root h3,.mde-root p{margin:0;padding:0;color:inherit;font-family:inherit}
.mde-root h1,.mde-root h2,.mde-root h3{font-weight:600;line-height:1.08}
.mde-root h1{font-size:clamp(42px,5.1vw,72px);letter-spacing:-3.6px}
.mde-root h2{font-size:clamp(32px,3.3vw,46px);letter-spacing:-1.8px}
.mde-root h3{font-size:24px;letter-spacing:-.7px}
.mde-root p{line-height:1.7}
.mde-root :focus-visible{outline:3px solid #b2cf42;outline-offset:5px}
.mde-root .wrap{width:min(1200px,calc(100% - 80px));margin:0 auto}
.mde-root .skip{position:absolute;top:-100px;left:20px;z-index:100;background:#fff;padding:12px}
.mde-root .skip:focus{top:10px}
.mde-root .eyebrow{display:flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:2px;font-size:11px;font-weight:700;margin-bottom:24px}
.mde-root .eyebrow:before{content:"";width:7px;height:7px;background:#4c9463;border-radius:50%}
.mde-root .topline{background:var(--ink);color:#e5eddf;text-align:center;padding:8px 20px;font-size:11px;letter-spacing:.8px}
.mde-root .header{border-bottom:1px solid var(--line);background:var(--paper)}
.mde-root .header-inner{display:flex;align-items:center;justify-content:space-between;gap:25px;min-height:94px}
.mde-root .brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.mde-root .brand-mark{width:41px;height:41px;border-radius:9px;background:var(--ink);color:var(--lime);display:grid;grid-template-columns:repeat(3,5px);gap:3px;align-content:center;justify-content:center;transform:rotate(-5deg)}
.mde-root .brand-mark i{display:block;background:currentColor;width:5px;height:5px;border-radius:1px}
.mde-root .brand-mark i:nth-child(2),.mde-root .brand-mark i:nth-child(8){opacity:.3}
.mde-root .brand-name{font-size:18px;font-weight:700;line-height:1.08;letter-spacing:-.6px}
.mde-root .brand-name span{display:block;font-size:11px;font-weight:400;letter-spacing:2.9px;margin-top:4px}
.mde-root .nav{display:flex;align-items:center;gap:27px;font-size:12px;font-weight:600}
.mde-root .nav a:hover{color:#287d54}
.mde-root .nav .nav-cta{border:1px solid #b7c7b9;padding:10px 17px;border-radius:5px}
.mde-root .menu-toggle{display:none;background:transparent;border:1px solid var(--line);padding:8px 12px;border-radius:4px;color:var(--ink)}
.mde-root .hero{display:grid;grid-template-columns:1.02fr 1fr;align-items:center;gap:65px;padding:84px 0 74px}
.mde-root .hero em{font-family:Georgia,'Times New Roman',serif;font-weight:400;color:#3e7c4e}
.mde-root .hero-copy>p{max-width:465px;color:var(--muted);margin:26px 0 30px;font-size:16px}
.mde-root .button{display:inline-flex;align-items:center;justify-content:center;gap:24px;padding:15px 21px;border-radius:5px;background:var(--green);color:#fff;font-size:13px;font-weight:600;border:1px solid transparent;line-height:1.5;transition:background .2s,transform .2s}
.mde-root .button:hover{background:#0c4932;transform:translateY(-2px)}
.mde-root .button-light{background:var(--lime);color:var(--ink)}
.mde-root .button-light:hover{background:#e5f4b3}
.mde-root .hero-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.mde-root .text-link{font-size:13px;font-weight:600;border-bottom:1px solid #819b87;padding-bottom:3px}
.mde-root .hero-note{font-size:11px;color:var(--muted);margin-top:24px;display:flex;gap:16px}
.mde-root .hero-note span:before{content:'✓';margin-right:6px;color:var(--green)}
.mde-root .workbench{position:relative;padding:26px 0 34px;min-width:0}
.mde-root .workbench:before{content:"";position:absolute;inset:-10px -26px 0;background:#edf2df;border-radius:44% 47% 10% 30%;z-index:0}
.mde-root .sheet{position:relative;background:#fff;border:1px solid #c9d5c5;border-radius:10px;overflow:hidden;box-shadow:0 25px 55px #214a2921;transform:rotate(-2deg)}
.mde-root .sheet-title{background:#215d44;color:#fff;padding:13px 16px;font-size:11px;display:flex;justify-content:space-between;gap:8px}
.mde-root .sheet-title span{opacity:.65;font-size:10px}
.mde-root .sheet-tabs{display:flex;gap:16px;font-size:9px;padding:11px 15px;border-bottom:1px solid var(--line);color:#637568}
.mde-root .formula{display:flex;align-items:center;gap:12px;background:#fbfcf9;border-bottom:1px solid var(--line);font-size:10px;padding:8px 12px;white-space:nowrap}
.mde-root .formula b{background:#edf1e8;padding:2px 11px;font-size:9px}
.mde-root .formula code{font-size:10px;color:#336b4d;font-family:Consolas,monospace}
.mde-root .sheet-grid{width:100%;border-collapse:collapse;font-size:10px;table-layout:fixed;line-height:1.5;margin:0}
.mde-root .sheet-grid th,.mde-root .sheet-grid td{border:1px solid #e5eade;padding:9px 8px;text-align:left;white-space:nowrap}
.mde-root .sheet-grid th{background:#f0f3eb;font-size:9px;font-weight:400;color:#788273;text-align:center}
.mde-root .sheet-grid th:first-child,.mde-root .sheet-grid td:first-child{width:29px;text-align:center;color:#84907d;background:#f7f9f3}
.mde-root .sheet-grid tr:nth-child(2){font-weight:700;background:#edf5df}
.mde-root .sheet-grid .selected{outline:2px solid #337348;outline-offset:-2px;background:#edf7dc;font-weight:700}
.mde-root .sheet-bottom{padding:10px 14px;background:#f5f8ee;font-size:9px;color:#537448;display:flex;justify-content:space-between}
.mde-root .insight{position:relative;width:81%;margin:-8px 0 0 auto;background:#fff;border:1px solid #dce4da;border-radius:10px;padding:21px;box-shadow:0 12px 30px #1b3f2512;transform:rotate(2deg);display:grid;grid-template-columns:1fr 1fr;gap:14px}
.mde-root .insight small{font-size:9px;text-transform:uppercase;letter-spacing:1.1px;color:var(--muted)}
.mde-root .insight strong{display:block;font-size:29px;letter-spacing:-1px;margin-top:4px;line-height:1.4}
.mde-root .insight p{font-size:10px;color:#327643}
.mde-root .chart-bars{display:flex;align-items:flex-end;gap:9px;height:94px;padding-top:10px;border-bottom:1px solid #dbe5d4}
.mde-root .chart-bars i{flex:1;background:#cbe29d;border-radius:3px 3px 0 0}
.mde-root .chart-bars i:last-child{background:#2e714a}
.mde-root .chart-legend{font-size:8px;color:#75816f;text-align:right;margin-top:6px;letter-spacing:1.3px}
.mde-root .formula-sticker{position:absolute;bottom:13px;left:-14px;z-index:2;background:var(--lime);border-radius:5px;padding:12px 18px;font-family:Consolas,monospace;font-size:12px;transform:rotate(-4deg);box-shadow:0 6px 18px #214a2914}
.mde-root .sample-caption{position:relative;text-align:right;font-size:9px;color:#73806c;top:12px;margin-right:8px}
.mde-root .toolstrip{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.mde-root .toolstrip-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:27px 0}
.mde-root .toolstrip p{font-size:11px;color:var(--muted);max-width:180px}
.mde-root .toolstrip span{font-size:16px;font-weight:600;letter-spacing:-.3px;display:flex;align-items:center;gap:9px}
.mde-root .toolstrip b{font-family:Consolas,monospace;font-size:12px;background:#edf2e7;padding:4px 8px;border-radius:4px;color:#3c6a49}
.mde-root .section{padding:82px 0}
.mde-root .section-head{display:flex;justify-content:space-between;gap:40px;align-items:flex-end;margin-bottom:32px}
.mde-root .section-head p{font-size:13px;color:var(--muted);max-width:340px}
.mde-root .section-head .eyebrow{margin-bottom:16px}
.mde-root .filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:30px}
.mde-root .filters button{border:1px solid var(--line);background:transparent;padding:8px 16px;border-radius:30px;color:#5d6b5e;font-size:12px;line-height:1.5}
.mde-root .filters button[aria-pressed=true]{color:white;background:var(--ink);border-color:var(--ink)}
.mde-root .course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:23px;align-items:start}
.mde-root .course{border:1px solid var(--line);border-radius:9px;background:white;overflow:hidden}
.mde-root .course-art{height:215px;position:relative;padding:24px;overflow:hidden}
.mde-root .art-excel{background:#e6eddd}
.mde-root .art-bi{background:#f2ecd7}
.mde-root .art-auto{background:#dfeae7}
.mde-root .art-tag{position:absolute;left:18px;top:16px;font-size:9px;letter-spacing:1.5px;z-index:2}
.mde-root .mini-sheet{background:white;border:1px solid #c4d4b7;transform:rotate(-9deg);width:85%;height:137px;position:absolute;left:22%;top:65px;border-radius:5px;box-shadow:-8px 9px 0 #afc69245;background-image:linear-gradient(#dce6d1 1px,transparent 1px),linear-gradient(90deg,#dce6d1 1px,transparent 1px);background-size:100% 23px,53px 100%}
.mde-root .mini-sheet strong{position:absolute;left:-26px;top:35px;font-family:Georgia,serif;font-size:49px;padding:0 16px;background:#24643e;color:#fff;border-radius:7px;box-shadow:4px 5px 15px #113f291f}
.mde-root .mini-sheet code{position:absolute;left:75px;top:49px;background:#edf6e4;font-size:13px;color:#426344}
.mde-root .mini-dash{position:absolute;left:20%;top:59px;background:white;border:1px solid #ddcd9b;border-radius:7px;width:82%;height:150px;padding:17px;transform:rotate(-7deg);box-shadow:-8px 9px 0 #d8c78640;display:flex;gap:19px;align-items:center}
.mde-root .mini-dash .ring{width:80px;height:80px;border-radius:50%;background:conic-gradient(#a58e40 0 65%,#e6dfbd 65% 100%);position:relative;flex-shrink:0}
.mde-root .mini-dash .ring:after{content:"";position:absolute;inset:18px;background:white;border-radius:50%}
.mde-root .mini-dash .chart-bars{width:95px;height:90px;flex-shrink:0;gap:7px}
.mde-root .mini-dash .chart-bars i{background:#dbc978}
.mde-root .flow-art{display:flex;align-items:center;position:absolute;left:12%;top:96px;transform:rotate(-7deg)}
.mde-root .flow-art b{display:grid;place-items:center;width:64px;height:64px;border-radius:13px;border:1px solid #b8ccc2;background:#fff;font:30px Georgia,serif;box-shadow:0 7px 0 #afc6bb40}
.mde-root .flow-art span{width:25px;height:1px;background:#6b9784}
.mde-root .flow-art b:last-child{background:#2c6752;color:#e1f5bd}
.mde-root .course-body{padding:26px}
.mde-root .course-meta{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:9px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:15px}
.mde-root .course-meta .status{color:#546941;background:#f0f5e8;border-radius:3px;padding:3px 6px;letter-spacing:.4px}
.mde-root .course h3{font-size:25px;min-height:54px}
.mde-root .course-body>p{font-size:13px;color:var(--muted);margin:14px 0 23px;min-height:65px}
.mde-root .course details{border-top:1px solid var(--line);padding-top:17px;font-size:12px}
.mde-root summary{font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:20px;align-items:center}
.mde-root summary::-webkit-details-marker{display:none}
.mde-root summary:after{content:'+';font-size:23px;font-weight:400;line-height:1}
.mde-root details[open]>summary:after{content:'−'}
.mde-root .course details ul{padding-left:17px;margin:18px 0}
.mde-root .course details li{padding:4px 0;color:var(--muted)}
.mde-root .course details .button{width:100%;padding:10px;font-size:11px}
.mde-root .catalog-note{font-size:11px;color:var(--muted);margin-top:23px}
.mde-root .method{background:var(--ink);color:#f4f7ea;padding:65px 0}
.mde-root .method-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:95px;align-items:center}
.mde-root .method h2{font-size:42px}
.mde-root .method .eyebrow{color:#bed997}
.mde-root .method .eyebrow:before{background:var(--lime)}
.mde-root .method-lead{color:#bed0c3;font-size:14px;margin-top:23px;max-width:430px}
.mde-root .steps{margin:0;padding:0;list-style:none}
.mde-root .steps li{display:grid;grid-template-columns:44px 1fr;gap:20px;padding:21px 0;border-bottom:1px solid #527062}
.mde-root .steps li:last-child{border:0}
.mde-root .steps b{font:italic 30px Georgia,serif;color:var(--lime)}
.mde-root .steps h3{font-size:18px;margin-bottom:7px}
.mde-root .steps p{font-size:12px;color:#c4d3c6}
.mde-root .practice{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.mde-root .practice-copy>p{font-size:14px;color:var(--muted);margin:24px 0}
.mde-root .exercise{border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden;box-shadow:0 13px 30px #193e2810}
.mde-root .exercise-top{background:#eff4e8;padding:16px 23px;font-size:12px;display:flex;justify-content:space-between}
.mde-root .exercise-body{padding:26px}
.mde-root .exercise-inputs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.mde-root .exercise label{font-size:10px;color:var(--muted);display:block}
.mde-root .exercise input{display:block;width:100%;border:1px solid #cbd9c4;border-radius:4px;margin-top:7px;padding:10px 8px;font-size:15px;background:#fff;color:var(--ink);height:auto}
.mde-root .formula-line{font-family:Consolas,monospace;background:#f7f9f3;border-radius:4px;padding:12px 14px;font-size:13px;margin-top:20px}
.mde-root .exercise-result{display:flex;align-items:center;justify-content:space-between;margin-top:20px;gap:12px;font-size:11px}
.mde-root output{font-size:26px;font-weight:600;letter-spacing:-1px}
.mde-root .exercise-hint{font-size:10px;color:var(--muted);margin-top:15px}
.mde-root .lesson-extra{border-top:1px solid var(--line);margin-top:24px;padding-top:16px;font-size:13px}
.mde-root .lesson-extra p{margin-top:14px;color:var(--muted)}
.mde-root .instructor-section{background:#f0f3e9}
.mde-root .instructor{display:grid;grid-template-columns:.85fr 1.15fr;gap:85px;align-items:center}
.mde-root .profile-art{background:#dbe5cd;min-height:360px;position:relative;overflow:hidden;border-radius:8px;display:grid;place-items:center}
.mde-root .profile-art:before{content:"";position:absolute;width:280px;height:280px;border:1px solid #9aae8c;border-radius:50%;top:35px;left:calc(50% - 140px)}
.mde-root .profile-art:after{content:"";position:absolute;width:345px;height:345px;border:1px solid #b4c3a4;border-radius:50%;top:3px;left:calc(50% - 172px)}
.mde-root .profile-initials{font:italic 140px Georgia,serif;letter-spacing:-18px;color:#39644c;position:relative;z-index:1;padding-right:20px}
.mde-root .profile-caption{position:absolute;bottom:25px;left:25px;right:25px;background:#f9fcf1e8;border:1px solid #d1ddc6;padding:12px 16px;border-radius:5px;z-index:2;display:flex;justify-content:space-between;align-items:center;font-size:10px}
.mde-root .profile-caption b{display:block;font-size:12px}
.mde-root .profile-photo{width:100%;height:400px;object-fit:cover;display:block;position:relative;z-index:1}
.mde-root .instructor-copy>p{font-size:14px;color:var(--muted);margin:22px 0}
.mde-root .credentials{display:flex;gap:13px;flex-wrap:wrap;margin:25px 0}
.mde-root .credentials span{font-size:10px;padding:7px 10px;border:1px solid #c5d2bd;border-radius:4px}
.mde-root .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}
.mde-root .faq-list details{border-bottom:1px solid var(--line);padding:22px 0;font-size:14px}
.mde-root .faq-list details:first-child{padding-top:0}
.mde-root .faq-list details p{font-size:13px;color:var(--muted);padding-top:15px}
.mde-root .contact{padding:55px 0;background:#d8ec9f}
.mde-root .contact-inner{display:flex;justify-content:space-between;gap:40px;align-items:center}
.mde-root .contact h2{font-size:37px}
.mde-root .contact p{font-size:13px;color:#426039;margin-top:12px;max-width:600px}
.mde-root .contact .button{flex-shrink:0}
.mde-root .footer{padding:40px 0 25px}
.mde-root .footer-top{display:flex;justify-content:space-between;align-items:center;gap:25px}
.mde-root .footer-top p{font-size:12px;color:var(--muted)}
.mde-root .footer-bottom{margin-top:33px;padding-top:20px;border-top:1px solid var(--line);display:flex;gap:20px;justify-content:space-between;font-size:10px;color:#74806d}
.mde-root .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.mde-root section[id]{scroll-margin-top:25px}
.mde-root .editor-content{padding:30px 0}
@media(min-width:1500px){.mde-root .hero{padding-top:105px;padding-bottom:95px}}
@media(max-width:1050px){.mde-root .wrap{width:calc(100% - 48px)}.mde-root .hero{gap:35px}.mde-root h1{letter-spacing:-2.5px}.mde-root .nav{gap:16px}.mde-root .workbench:before{inset:0 -12px}.mde-root .course-body{padding:21px}.mde-root .method-inner,.mde-root .practice,.mde-root .instructor{gap:45px}.mde-root .toolstrip-inner{gap:15px}.mde-root .toolstrip span{font-size:14px}.mde-root .sheet-grid{font-size:9px}.mde-root .formula-sticker{font-size:10px}.mde-root .course h3{font-size:22px}}
@media(max-width:760px){.mde-root .wrap{width:calc(100% - 38px)}.mde-root .topline{font-size:10px}.mde-root .header-inner{min-height:78px;flex-wrap:wrap;gap:0;position:relative}.mde-root .menu-toggle{display:block}.mde-root .nav{display:flex;width:100%;flex-direction:column;align-items:stretch;padding:15px 0 22px;gap:0}.mde-root.js-ready .nav:not(.is-open){display:none}.mde-root .nav a{padding:12px 0}.mde-root .nav .nav-cta{padding:10px 14px;margin-top:7px}.mde-root .hero{grid-template-columns:1fr;gap:35px;padding:52px 0 45px}.mde-root h1{font-size:clamp(42px,10vw,64px);letter-spacing:-2.5px}.mde-root .hero-copy>p{font-size:15px;margin-top:23px}.mde-root .hero .eyebrow{margin-bottom:21px}.mde-root .workbench{margin:0 10px;max-width:500px}.mde-root .hero-note{font-size:10px;gap:12px}.mde-root .toolstrip-inner{flex-wrap:wrap;justify-content:center;gap:20px 24px;padding:23px 0}.mde-root .toolstrip p{flex-basis:100%;max-width:none;text-align:center}.mde-root .toolstrip span{font-size:13px}.mde-root .toolstrip b{font-size:10px}.mde-root .section{padding:55px 0}.mde-root .section-head{display:block}.mde-root .section-head p{margin-top:19px;max-width:100%}.mde-root .course-grid{grid-template-columns:1fr}.mde-root .course-art{height:220px}.mde-root .mini-sheet{width:70%;left:30%}.mde-root .mini-dash{left:25%}.mde-root .flow-art{left:22%}.mde-root .course h3{min-height:0;font-size:26px}.mde-root .course-body>p{min-height:0}.mde-root .course-body{padding:25px}.mde-root .method-inner,.mde-root .practice,.mde-root .instructor,.mde-root .faq-grid{grid-template-columns:1fr;gap:35px}.mde-root .method{padding:53px 0}.mde-root .method h2{font-size:36px}.mde-root .steps li{padding:17px 0}.mde-root .practice-copy{order:-1}.mde-root .profile-art{min-height:340px}.mde-root .contact-inner{display:block}.mde-root .contact .button{margin-top:25px}.mde-root .contact h2{font-size:32px}.mde-root .footer-top{align-items:flex-start;flex-direction:column}.mde-root .footer-bottom{flex-direction:column;gap:8px}.mde-root .exercise-body{padding:20px}.mde-root .exercise-inputs{gap:10px}.mde-root .exercise-result{align-items:flex-start;flex-direction:column;gap:3px}}
@media(prefers-reduced-motion:reduce){.mde-root *{transition:none!important;scroll-behavior:auto!important}}
@media(max-width:380px){.mde-root .sheet-grid{font-size:8px}.mde-root .sheet-grid th,.mde-root .sheet-grid td{padding:8px 4px}.mde-root .hero-note{flex-wrap:wrap;gap:6px}.mde-root .formula-sticker{left:-6px;font-size:9px}.mde-root .insight{width:87%;padding:16px}.mde-root .insight strong{font-size:25px}}