.edu{--edu-teal:#028090;--edu-teal-deep:#013f47;--edu-mint:#02c39a;--edu-ink:#1a2e35;--edu-grey:#5b6e75;--edu-tint:#f0f7f7;--edu-white:#fff;--edu-line:#d5e4e5;--edu-serif:Cambria, Georgia, "Times New Roman", serif;--edu-sans:var(--font-geist-sans), "Segoe UI", system-ui, sans-serif;--edu-radius:12px;--edu-radius-lg:20px;--edu-shadow:0 8px 30px #013f4714;--edu-shadow-lift:0 14px 44px #013f4724;--edu-shell:min(1160px, calc(100% - 48px));color:var(--edu-ink);font-family:var(--edu-sans);background:var(--edu-white)}.edu-shell{width:var(--edu-shell);margin-inline:auto}.edu-section{background:var(--edu-white);padding-block:clamp(48px,8vw,96px)}.edu-section.tint{background:var(--edu-tint)}.edu-section.dark{background:var(--edu-teal-deep);color:var(--edu-white)}.edu-section.dark .edu-eyebrow{color:var(--edu-mint)}.edu-section-head{max-width:60ch;margin-bottom:clamp(28px,4vw,48px)}.edu-eyebrow{font-family:var(--edu-sans);letter-spacing:.14em;text-transform:uppercase;color:var(--edu-teal);margin:0 0 .75rem;font-size:.78rem;font-weight:600}.edu-h1,.edu-h2,.edu-h3{font-family:var(--edu-serif);letter-spacing:-.01em;text-wrap:balance;margin:0;font-weight:700;line-height:1.08}.edu-h1{font-size:clamp(2.25rem,5vw,3rem)}.edu-h2{font-size:clamp(1.6rem,3.5vw,2.25rem)}.edu-h3{font-size:clamp(1.2rem,2.4vw,1.4rem)}.edu-lead{color:var(--edu-grey);max-width:62ch;margin:1rem 0 0;font-size:clamp(1.05rem,1.6vw,1.2rem);line-height:1.55}.edu-section.dark .edu-lead{color:#f0f7f7d1}.edu-body{color:var(--edu-ink);margin:0;font-size:1rem;line-height:1.65}.edu-hero{background:linear-gradient(160deg, var(--edu-teal-deep), #01535e 62%, #026170);color:var(--edu-white);padding-block:clamp(64px,10vw,128px)}.edu-hero .edu-eyebrow{color:var(--edu-mint)}.edu-hero-inner{max-width:44ch}.edu-hero .edu-lead{color:#f0f7f7e0}.edu-btn{font-family:var(--edu-sans);cursor:pointer;border:1.5px solid #0000;border-radius:999px;align-items:center;gap:.5rem;padding:.85rem 1.4rem;font-size:.98rem;font-weight:600;text-decoration:none;transition:transform .15s,box-shadow .15s,background .15s;display:inline-flex}.edu-btn:hover{transform:translateY(-1px)}.edu-btn.primary{background:var(--edu-mint);color:var(--edu-teal-deep);box-shadow:0 6px 18px #02c39a59}.edu-btn.primary:hover{box-shadow:0 10px 26px #02c39a73}.edu-btn.secondary{color:inherit;background:0 0;border-color:currentColor}.edu-btn.solid-dark{background:var(--edu-teal);color:var(--edu-white);border-color:var(--edu-teal)}.edu-btn.solid-dark:hover{background:var(--edu-teal-deep);border-color:var(--edu-teal-deep)}.edu-btn-row{flex-wrap:wrap;gap:.9rem;margin-top:clamp(1.5rem,3vw,2.25rem);display:flex}.edu-card-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.25rem;display:grid}.edu-card{background:var(--edu-white);border:1px solid var(--edu-line);border-radius:var(--edu-radius);box-shadow:var(--edu-shadow);padding:1.5rem}.edu-section.tint .edu-card{background:var(--edu-white)}.edu-card h3,.edu-card .edu-card-title{font-family:var(--edu-serif);color:var(--edu-ink);margin:0 0 .6rem;font-size:1.15rem;font-weight:700}.edu-card p{color:var(--edu-grey);margin:0;line-height:1.6}.edu-card-icon{color:var(--edu-teal);margin-bottom:.9rem}.edu-stat-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;display:grid}.edu-stat{background:var(--edu-tint);border-radius:var(--edu-radius);text-align:center;padding:1.75rem 1.5rem}.edu-section.dark .edu-stat{background:#ffffff0f}.edu-stat-value{font-family:var(--edu-serif);color:var(--edu-teal);font-size:clamp(1.8rem,4vw,2.4rem);font-weight:700;line-height:1}.edu-section.dark .edu-stat-value{color:var(--edu-mint)}.edu-stat-label{color:var(--edu-grey);margin:.6rem 0 0;font-size:.92rem}.edu-section.dark .edu-stat-label{color:#f0f7f7c7}.edu-statement{font-family:var(--edu-serif);text-wrap:balance;max-width:22ch;font-size:clamp(1.8rem,4.5vw,2.8rem);font-weight:700;line-height:1.12}.edu-pullquote{border-left:3px solid var(--edu-mint);font-family:var(--edu-serif);color:#f0f7f7e6;margin:clamp(1.5rem,3vw,2.25rem) 0 0;padding-left:1.25rem;font-size:1.2rem;font-style:italic}.edu-table-wrap{border-radius:var(--edu-radius);border:1px solid var(--edu-line);box-shadow:var(--edu-shadow);overflow:hidden}.edu-table{border-collapse:collapse;background:var(--edu-white);width:100%}.edu-table caption{text-align:left;font-family:var(--edu-serif);background:var(--edu-tint);padding:1rem 1.25rem;font-size:1.15rem;font-weight:700}.edu-table th,.edu-table td{text-align:left;border-bottom:1px solid var(--edu-line);vertical-align:top;padding:.85rem 1rem;font-size:.95rem}.edu-table thead th{background:var(--edu-tint);color:var(--edu-ink);letter-spacing:.04em;text-transform:uppercase;font-size:.82rem;font-weight:600}.edu-table tbody tr:last-child td{border-bottom:none}.edu-table td[data-emphasis]{color:var(--edu-teal-deep);font-weight:600}.edu-split{grid-template-columns:1fr 1fr;align-items:center;gap:clamp(1.5rem,4vw,3rem);display:grid}.edu-panel{background:var(--edu-teal-deep);color:var(--edu-white);border-radius:var(--edu-radius-lg);padding:clamp(1.5rem,3vw,2.25rem)}.edu-panel .edu-card-title,.edu-panel h3{color:var(--edu-white)}.edu-check-list{gap:.85rem;margin:0;padding:0;list-style:none;display:grid}.edu-check-list li{align-items:flex-start;gap:.7rem;line-height:1.5;display:flex}.edu-check-list svg{color:var(--edu-mint);flex:none;margin-top:.15rem}.edu-calc-inputs{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1.25rem;margin-bottom:2rem;display:grid}.edu-field,.edu-calc-inputs label{gap:.4rem;display:grid}.edu-field>span,.edu-calc-inputs label>span{color:var(--edu-ink);font-size:.85rem;font-weight:600}.edu-calc-inputs input,.edu-field input,.edu-field textarea{font:inherit;border:1.5px solid var(--edu-line);border-radius:var(--edu-radius);background:var(--edu-white);color:var(--edu-ink);padding:.7rem .85rem}.edu-calc-inputs input:focus,.edu-field input:focus,.edu-field textarea:focus{outline:2px solid var(--edu-teal);outline-offset:1px;border-color:var(--edu-teal)}.edu-field textarea{resize:vertical;min-height:120px}.edu-form{grid-template-columns:1fr 1fr;gap:1.25rem;max-width:720px;display:grid}.edu-field.wide{grid-column:1/-1}.edu-form button{grid-column:1/-1;justify-self:start}.edu-form-note{color:var(--edu-grey);margin:.5rem 0 0;font-size:.88rem}@media (max-width:560px){.edu-form{grid-template-columns:1fr}}.edu-admin,.edu-console{min-height:60vh;padding-block:clamp(32px,5vw,64px)}.edu-admin-head{margin-bottom:2.5rem}.edu-admin-block{border:1px solid var(--edu-line);border-radius:var(--edu-radius);background:var(--edu-white);box-shadow:var(--edu-shadow);margin-bottom:1.75rem;padding:clamp(1.25rem,3vw,2rem)}.edu-admin-block>.edu-h2{margin-bottom:1rem}.edu-inline-form{border-top:1px dashed var(--edu-line);margin-top:1.25rem;padding-top:1.25rem}.edu-admin-classes{gap:.75rem;margin:1rem 0;display:grid}.edu-admin-class{border:1px solid var(--edu-line);border-radius:var(--edu-radius);padding:.85rem 1.1rem}.edu-admin-class summary{cursor:pointer;font-weight:600;font-family:var(--edu-serif)}.edu-admin-class[open] summary{margin-bottom:.75rem}.edu-link-btn{color:var(--edu-teal);font:inherit;cursor:pointer;background:0 0;border:none;padding:0;font-weight:600;text-decoration:underline}.edu-bulk{gap:.9rem;display:grid}.edu-cred-sheet{border:1px solid var(--edu-line);border-radius:var(--edu-radius);background:var(--edu-tint);margin-top:1.25rem;padding:1rem}.edu-cred-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.5rem;display:flex}.edu-cred-head h4{font-family:var(--edu-serif);margin:0;font-size:1.05rem}.edu-cred-sheet code{font-family:var(--edu-sans);letter-spacing:.02em;font-weight:600}.edu-assess-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.6rem;margin-top:.5rem;display:grid}.edu-assess-cell{border:1px solid var(--edu-line);border-radius:var(--edu-radius);background:var(--edu-tint);gap:.3rem;padding:.6rem;display:grid}.edu-assess-cell>span{text-transform:capitalize;color:var(--edu-grey);font-size:.78rem;font-weight:600}.edu-assess-cell select{font:inherit;border:1px solid var(--edu-line);border-radius:8px;padding:.35rem}.edu-reset-result{font-size:.88rem}.edu-reset-result code{font-weight:600}.edu-login{place-items:center;min-height:70vh;padding:2rem;display:grid}.edu-login-card{background:var(--edu-white);border:1px solid var(--edu-line);border-radius:var(--edu-radius-lg);width:min(420px,100%);box-shadow:var(--edu-shadow-lift);padding:clamp(1.5rem,4vw,2.5rem)}.edu-login-card .edu-h2{margin:.25rem 0 .5rem}.edu-play{min-height:80vh}.edu-offline{color:#fff;background:#8a2b2b;justify-content:center;align-items:center;gap:.5rem;padding:.6rem 1rem;font-size:.9rem;display:flex}.edu-play-bar{background:var(--edu-tint);border-bottom:1px solid var(--edu-line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;padding:.75rem clamp(1rem,4vw,2rem);display:flex}.edu-strip{flex-wrap:wrap;gap:.4rem;margin:0;padding:0;list-style:none;display:flex}.edu-dot{border:1.5px solid var(--edu-line);width:26px;height:26px;color:var(--edu-grey);background:#fff;border-radius:50%;place-items:center;font-size:.75rem;font-weight:700;display:grid}.edu-dot.done{background:var(--edu-mint);border-color:var(--edu-mint);color:var(--edu-teal-deep)}.edu-dot.current{background:var(--edu-teal);border-color:var(--edu-teal);color:#fff}.edu-dot.locked{opacity:.5}.edu-play-user{align-items:center;gap:1rem;font-weight:600;display:flex}.edu-play-grid{grid-template-columns:1fr 280px;align-items:start;gap:clamp(1.5rem,4vw,2.5rem);padding-block:clamp(1.5rem,4vw,2.5rem);display:grid}.edu-challenge{font-family:var(--edu-serif);color:var(--edu-teal-deep);margin:.75rem 0 1.25rem;font-size:1.3rem;font-weight:700}.edu-workspace{grid-template-columns:1fr 1fr;gap:1rem;min-height:300px;display:grid}.edu-editor{font-family:var(--edu-sans);border:1.5px solid var(--edu-line);border-radius:var(--edu-radius);resize:vertical;min-height:300px;padding:1rem;font-size:.95rem}.edu-viewport{text-align:center;background:var(--edu-teal-deep);color:#fff;border-radius:var(--edu-radius);background-image:linear-gradient(#ffffff14 1px,#0000 1px),linear-gradient(90deg,#ffffff14 1px,#0000 1px);background-size:34px 34px;place-content:center;gap:.4rem;min-height:300px;display:grid}.edu-viewport p{font-family:var(--edu-serif);margin:0;font-size:1.1rem}.edu-play-actions{flex-wrap:wrap;gap:.75rem;margin-top:1.25rem;display:flex}.edu-leaderboard{background:var(--edu-white);border:1px solid var(--edu-line);border-radius:var(--edu-radius);box-shadow:var(--edu-shadow);padding:1.25rem;position:sticky;top:1rem}.edu-leaderboard ol{gap:.5rem;margin:.75rem 0 0;padding:0;list-style:inside decimal;display:grid}.edu-leaderboard li{border-bottom:1px solid var(--edu-line);justify-content:space-between;gap:.5rem;padding:.4rem 0;display:flex}.edu-leaderboard li span{margin-right:auto}@media (max-width:820px){.edu-play-grid,.edu-workspace{grid-template-columns:1fr}.edu-leaderboard{position:static}}.edu-sim{grid-template-columns:260px 1fr;align-items:start;gap:1.5rem;display:grid}.edu-palette{gap:.5rem;display:grid}.edu-palette button{border:1.5px solid var(--edu-teal);border-radius:var(--edu-radius);background:var(--edu-white);color:var(--edu-teal-deep);font:inherit;cursor:pointer;align-items:center;gap:.5rem;padding:.7rem .9rem;font-weight:600;display:flex}.edu-palette button:hover{background:var(--edu-tint)}.edu-program{border:1px dashed var(--edu-line);border-radius:var(--edu-radius);counter-reset:step;gap:.4rem;min-height:120px;margin:1rem 0;padding:.5rem;list-style:none;display:grid}.edu-program-empty{color:var(--edu-grey);padding:.5rem;font-size:.9rem}.edu-program li:not(.edu-program-empty){background:var(--edu-tint);border-radius:8px;justify-content:space-between;align-items:center;gap:.5rem;padding:.45rem .7rem;font-size:.9rem;font-weight:600;display:flex}.edu-program li:not(.edu-program-empty):before{counter-increment:step;content:counter(step);background:var(--edu-teal);color:#fff;border-radius:50%;place-items:center;width:20px;height:20px;font-size:.72rem;display:grid}.edu-program li span{margin-right:auto;padding-left:.5rem}.edu-program li button{cursor:pointer;color:var(--edu-grey);background:0 0;border:none;place-items:center;display:grid}.edu-sim-status{min-height:1.4rem;color:var(--edu-teal-deep);font-size:.9rem;font-weight:600}.edu-sim-stage{background:var(--edu-tint);border-radius:var(--edu-radius);place-items:center;padding:1rem;display:grid}.edu-sim-cell{fill:var(--edu-white);stroke:var(--edu-line);stroke-width:1px}.edu-sim-wall{fill:var(--edu-grey)}.edu-sim-rover polygon{fill:var(--edu-teal);transition:transform .3s}.edu-sim-rover{transition:transform .4s}@media (max-width:820px){.edu-sim{grid-template-columns:1fr}}.edu-badge{background:var(--edu-mint);color:var(--edu-teal-deep);text-align:center;border-radius:var(--edu-radius);margin-bottom:1rem;padding:.6rem;font-weight:700}.edu-class-progress{color:var(--edu-ink);margin:0 0 1rem;line-height:1.5}.edu-personal-best{background:var(--edu-tint);border-radius:var(--edu-radius);justify-content:space-between;align-items:baseline;gap:.5rem;padding:.7rem .9rem;display:flex}.edu-personal-best span{color:var(--edu-grey);font-size:.85rem}.edu-personal-best strong{font-family:var(--edu-serif);color:var(--edu-teal);font-size:1.2rem}.edu-grid-table{border-collapse:collapse;font-size:.85rem}.edu-grid-table th,.edu-grid-table td{border:1px solid var(--edu-line);text-align:center;padding:.4rem .55rem}.edu-grid-table th:first-child,.edu-grid-table td:first-child{text-align:left;font-weight:600}.edu-cell-pass{background:var(--edu-mint);color:var(--edu-teal-deep)}.edu-cell-none{color:#9a3b3b;background:#fbecec}@media print{.no-print{display:none!important}.edu-cred-sheet{background:0 0;border:none;padding:0}}@media (max-width:720px){.edu-split{grid-template-columns:1fr}.edu-table-wrap{box-shadow:none;background:0 0;border:none}.edu-table,.edu-table thead,.edu-table tbody,.edu-table tr,.edu-table td{width:100%;display:block}.edu-table caption{border-radius:var(--edu-radius) var(--edu-radius) 0 0}.edu-table thead{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;height:1px;position:absolute;overflow:hidden}.edu-table tr{background:var(--edu-white);border:1px solid var(--edu-line);border-radius:var(--edu-radius);box-shadow:var(--edu-shadow);margin-bottom:1rem;padding:.5rem 0}.edu-table td{border-bottom:1px solid var(--edu-line);grid-template-columns:40% 1fr;gap:.75rem;padding:.6rem 1rem;display:grid}.edu-table td:last-child{border-bottom:none}.edu-table td:before{content:attr(data-label);letter-spacing:.04em;text-transform:uppercase;color:var(--edu-grey);font-size:.72rem;font-weight:600}}@media (prefers-reduced-motion:reduce){.edu-btn{transition:none}.edu-btn:hover{transform:none}}