@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Lora:wght@400;500;600&display=swap');
:root{--ink:#192a39;--muted:#63717a;--line:#dfe4e7;--teal:#146b65;--teal-light:#e9f3ef;--bg:#f7f8f6;--yellow:#f1d477;--red:#a63f34;--blue:#315baf}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px 'DM Sans',system-ui,sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer;border:1px solid var(--line);border-radius:9px;padding:11px 17px;background:white;color:var(--ink);font-weight:600}button:hover{background:#f0f4f2}button:disabled{opacity:.4;cursor:default}button.primary{background:var(--teal);border-color:var(--teal);color:white}button.primary:hover{background:#105b56}button.dark{background:var(--ink);color:white;border-color:var(--ink)}button.ghost{background:transparent;border-color:transparent}button.small{padding:7px 11px;font-size:13px}.danger{color:var(--red)}a{color:var(--teal)}h1,h2,h3,p{margin-top:0}h1{font-family:'Lora',Georgia,serif;font-weight:500;font-size:48px;letter-spacing:-1.6px;line-height:1.14}h2{font-size:25px;letter-spacing:-.5px}h3{font-size:18px}.muted{color:var(--muted)}.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:2px;font-weight:700;color:var(--teal)}.brand{display:flex;gap:11px;align-items:center;font-size:17px;font-weight:700;letter-spacing:-.5px}.brand-mark{background:var(--teal);color:white;display:grid;place-items:center;width:34px;height:34px;border-radius:9px;font-family:Georgia,serif;font-size:23px}.topnav{height:78px;border-bottom:1px solid var(--line);background:white;display:flex;align-items:center;justify-content:space-between;padding:0 5vw}.navlinks{display:flex;gap:15px;align-items:center}.pill{font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;border:1px solid #bdd9cc;background:var(--teal-light);padding:6px 10px;border-radius:50px;color:var(--teal)}main.home{max-width:1210px;margin:auto;padding:48px 28px 70px}.hero{display:grid;grid-template-columns:1.6fr 1fr;gap:70px;align-items:center;margin-bottom:42px}.hero p{font-size:16px;line-height:1.7;max-width:580px}.hero h1{margin:15px 0 18px}.hero-art{height:220px;position:relative;background:#e8eee8;border:1px solid #dbe4da;border-radius:20px;display:flex;align-items:center;justify-content:center;overflow:hidden}.rings{position:absolute;width:300px;height:300px;border:1px solid #cbd9cb;border-radius:50%;right:-80px;top:-80px}.rings:before,.rings:after{content:'';position:absolute;inset:30px;border:1px solid #cbd9cb;border-radius:50%}.rings:after{inset:65px}.mini-sheet{background:#fffdf8;box-shadow:0 12px 25px #18332515;border:1px solid #d8dfd6;padding:25px;transform:rotate(-5deg);border-radius:8px;width:200px}.mini-line{height:6px;background:#e2e8e3;border-radius:4px;margin:12px 0}.mini-check{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--teal);margin-top:20px}.spark{position:absolute;right:38px;bottom:32px;background:var(--yellow);width:65px;height:65px;display:grid;place-items:center;border-radius:50%;font-size:30px}.section-title{display:flex;justify-content:space-between;align-items:center;margin:28px 0 16px}.section-title h2{margin:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:white;border:1px solid var(--line);border-radius:14px;overflow:hidden}.card-top{padding:24px 24px 20px;border-bottom:1px solid var(--line);min-height:166px}.card-num{font-family:'Lora',Georgia,serif;font-size:32px;color:var(--teal);margin-bottom:16px}.card h3{margin:0 0 10px}.card-bottom{padding:20px 24px}.card-bottom button{width:100%;margin-top:16px}.meta-row{display:flex;justify-content:space-between;color:var(--muted);font-size:13px;margin:8px 0}.info-band{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px;padding:24px;background:#edf1ed;border-radius:12px}.info-band b{display:block;margin-bottom:7px}.info-band p{font-size:13px;line-height:1.6;margin:0;color:var(--muted)}.resume{padding:20px 24px;display:flex;align-items:center;justify-content:space-between;background:#fff8dc;border:1px solid #e7d797;border-radius:12px;margin-bottom:24px}.resume p{margin:5px 0 0;font-size:13px}.historyrow{padding:18px;background:white;border:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;border-radius:10px}.footnote{font-size:12px;line-height:1.6;color:var(--muted);margin-top:28px}.exam{height:100vh;display:flex;flex-direction:column;background:white}.exam-head{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:17px 30px;border-bottom:1px solid var(--line);gap:18px}.exam-title b{display:block;font-size:17px}.exam-title span{font-size:12px;color:var(--muted)}.timer{text-align:center;min-width:105px}.time{font-variant-numeric:tabular-nums;font-size:23px;font-weight:700;letter-spacing:1px}.timer button{display:block;margin:auto;padding:2px 6px;font-size:11px}.exam-tools{display:flex;justify-content:flex-end;gap:6px;flex-wrap:wrap}.accent{height:5px;background:repeating-linear-gradient(90deg,#f1d477 0,#f1d477 35px,#f8e9b2 35px,#f8e9b2 38px)}.workarea{display:grid;grid-template-columns:1fr 1fr;flex:1;min-height:0}.passage-pane,.question-pane{overflow:auto;padding:36px 6vw}.passage-pane{border-right:1px solid var(--line);background:#fcfcfa}.passage-label{display:flex;align-items:center;justify-content:space-between;margin-bottom:25px}.passage{font-family:'Lora',Georgia,serif;font-size:18px;line-height:1.9}.passage u{text-decoration-thickness:1px;text-underline-offset:3px}.passage mark{background:#fae991}.question-pane{padding:30px 4.5vw}.qbar{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:25px}.qnumber{background:var(--ink);color:white;display:inline-grid;place-items:center;width:32px;height:32px;border-radius:5px;font-weight:700}.flag.on{background:#fff5cc;border-color:#d9bd57}.stem{font-size:17px;line-height:1.7;margin-bottom:24px}.option-row{display:flex;gap:8px;margin-bottom:12px;align-items:center}.option{width:100%;padding:15px;text-align:left;display:flex;gap:15px;align-items:flex-start;border:1px solid #cbd2d8;font-weight:400;line-height:1.6;border-radius:9px}.option .letter{border:1px solid #9ca8b3;min-width:27px;height:27px;display:grid;place-items:center;border-radius:50%;font-size:13px;font-weight:700}.option.selected{border:2px solid var(--teal);background:#edf6f2;padding:14px}.option.selected .letter{background:var(--teal);color:white;border-color:var(--teal)}.option.eliminated{opacity:.45;text-decoration:line-through}.eliminate{padding:5px 7px;border:none;background:transparent;font-size:12px;color:var(--muted)}.response{border:1px solid #a5b3bd;border-radius:8px;font-size:22px;padding:14px;width:220px;max-width:100%;font-variant-numeric:tabular-nums}.inputhelp{font-size:12px;color:var(--muted);line-height:1.6;margin-top:12px}.exam-footer{padding:18px 30px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;background:#f9faf9}.exam-footer .nexts{display:flex;justify-content:flex-end;gap:10px}.saved{font-size:12px;color:var(--muted)}.math-area{display:block;overflow:auto}.math-area .question-pane{max-width:810px;margin:auto;overflow:visible;padding-bottom:60px}.math-area .stem{font-size:19px}.center-stage{max-width:710px;margin:65px auto;padding:0 24px}.center-stage h1{font-size:40px}.module-list{background:white;border:1px solid var(--line);border-radius:12px;margin:25px 0;overflow:hidden}.module-item{padding:17px 22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:15px}.module-item:last-child{border:0}.controls label{display:block;font-size:13px;font-weight:600;margin-bottom:9px}.controls input,.controls select{padding:12px;border:1px solid #c8d2d8;border-radius:7px;background:white;width:100%}.controls{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:25px 0}.wide{grid-column:1/-1}.btnrow{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.statusbar{font-size:13px;background:#eef4f0;padding:15px;border-radius:9px;color:var(--teal);line-height:1.6}.gridnav{display:grid;grid-template-columns:repeat(9,1fr);gap:9px;margin:24px 0}.gridnav button{padding:0;aspect-ratio:1;position:relative}.gridnav button.answered{background:var(--teal-light);border-color:var(--teal)}.gridnav button.current{outline:2px solid var(--ink)}.gridnav button .dot{position:absolute;right:2px;top:1px;color:#9b7300;font-size:13px}.legend{display:flex;gap:18px;font-size:12px;color:var(--muted)}dialog{border:1px solid #d2dce0;border-radius:16px;padding:28px;max-width:650px;width:calc(100% - 32px);box-shadow:0 24px 80px #14243233;color:var(--ink)}dialog::backdrop{background:#15242d66}dialog h2{padding-right:25px}.close{position:absolute;right:13px;top:13px;padding:5px 10px;font-size:19px}.drawer{position:fixed;right:22px;top:118px;width:410px;max-width:calc(100% - 28px);background:white;z-index:8;border:1px solid #aab9c3;border-radius:12px;box-shadow:0 10px 45px #15233125;padding:22px;max-height:calc(100vh - 210px);overflow:auto}.drawer h3{margin:0 0 18px}.calc-input{width:100%;padding:12px;border:1px solid #aebbc4;border-radius:7px;font:16px monospace;margin-bottom:10px}.calc-result{background:#edf4ef;border-radius:8px;padding:13px;min-height:45px;overflow-wrap:anywhere;margin:10px 0}.calc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.calc-grid button{padding:10px 5px}.calc-bounds{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:10px 0}.calc-bounds input{width:100%;padding:6px;border:1px solid var(--line)}.calc-bounds label{font-size:11px}.graphcanvas{width:100%;height:235px;border:1px solid var(--line);border-radius:7px}.toast{position:fixed;bottom:100px;left:50%;transform:translateX(-50%);z-index:30;background:var(--ink);color:white;border-radius:9px;padding:12px 20px;font-size:13px;max-width:90vw}.result-hero{background:var(--ink);color:white;border-radius:16px;padding:30px;display:flex;justify-content:space-between;gap:24px;align-items:center}.result-hero h1{font-size:38px;margin:10px 0}.result-hero .muted{color:#bbcbc9}.bigscore{font-size:48px;font-weight:600;white-space:nowrap}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:20px 0}.stat{background:white;padding:20px;border:1px solid var(--line);border-radius:10px}.stat strong{display:block;font-size:25px;margin:8px 0}.filters{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0 18px}.filters button.active{background:var(--teal);color:white}.review-item{background:white;border:1px solid var(--line);border-radius:10px;margin-bottom:10px}.review-item summary{cursor:pointer;padding:18px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}.result-icon{width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:#edf4ef;color:var(--teal);font-weight:700}.result-icon.wrong{background:#fbece6;color:var(--red)}.review-body{padding:5px 24px 24px;line-height:1.75;max-width:900px}.review-body .passage{font-size:16px;margin-bottom:20px}.explanation{padding:18px;background:#f1f5f1;border-left:3px solid var(--teal);margin-top:20px}.review-options div{padding:7px 10px;border-bottom:1px solid var(--line)}.review-options .correct{background:#e9f3ed}.smalltext{font-size:12px}.notes-text{width:100%;min-height:200px;border:1px solid var(--line);border-radius:8px;padding:15px;line-height:1.7}.breakclock{font-size:70px;font-variant-numeric:tabular-nums;margin:35px 0}.error{color:var(--red)}sup,super{font-size:.72em;vertical-align:super}.no-print{}@media(max-width:900px){.hero{grid-template-columns:1fr;gap:25px}.hero-art{display:none}.cards{grid-template-columns:1fr}.card-top{min-height:auto}.info-band{grid-template-columns:1fr}.exam-head{padding:12px 16px;grid-template-columns:1fr auto}.exam-tools{grid-column:1/-1;justify-content:flex-start}.workarea{grid-template-columns:1fr;overflow:auto;display:block}.passage-pane,.question-pane{padding:25px;overflow:visible;border-right:0}.passage-pane{border-bottom:1px solid var(--line)}.exam-footer{padding:13px;grid-template-columns:auto 1fr}.exam-footer>.saved{display:none}.gridnav{grid-template-columns:repeat(6,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.navlinks .navlabel{display:none}.result-hero{flex-direction:column;align-items:flex-start}h1{font-size:36px}.topnav{padding:0 20px}.controls{grid-template-columns:1fr}.center-stage{margin-top:35px}.drawer{top:145px;right:14px}.exam-footer button{font-size:12px;padding:10px}.passage{font-size:17px}}@media print{.no-print,.topnav,.filters,.btnrow{display:none!important}.home{padding:0!important}.review-item{break-inside:avoid}.review-item .review-body{display:block}body{background:white}.result-hero{color:black;background:white;border:1px solid #aaa}.result-hero .muted{color:#444}}

.stimulus-table{width:100%;border-collapse:collapse;margin:18px 0;font-size:.95em}.stimulus-table th,.stimulus-table td{padding:10px 12px;text-align:left;border:1px solid #ccd8d3}.stimulus-table th{background:#edf4f0;font-weight:700}

.account-link{text-decoration:none;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.cloud-status{max-width:190px}.account-panel{padding:24px;border:1px solid #d9e4df;border-radius:18px;margin-top:28px}.account-panel h2{margin-top:0}.account-panel input:not([type=checkbox]){width:100%;margin:8px 0 14px}.consent{display:flex;gap:10px;align-items:flex-start;margin:16px 0;line-height:1.5}.consent input{width:auto;flex:none;margin-top:4px}.class-banner{padding:28px;border-radius:20px;background:#edf5ef;display:flex;gap:30px;justify-content:space-between;align-items:center;margin-bottom:28px}.class-code{font-size:34px;font-weight:800;letter-spacing:4px;color:#146b65;margin:8px 0}.teacher-table-wrap{overflow-x:auto}.teacher-table{border-collapse:collapse;width:100%}.teacher-table td,.teacher-table th{text-align:left;padding:17px 12px;border-bottom:1px solid #e0e7e3}.teacher-table th{font-size:13px;color:#677971}.account-stage{max-width:760px}.passage table{width:100%;border-collapse:collapse}.passage td,.passage th{padding:10px;border:1px solid #ccd8d3}
@media(max-width:760px){.navlinks{flex-wrap:wrap;justify-content:flex-end;gap:6px}.topnav{height:auto;min-height:78px;gap:10px;padding:14px 20px}.cloud-status{display:none}.class-banner{display:block}.class-code{font-size:26px}}

/* Clear account state and compact, non-overlapping mobile navigation. */
.brand-home{border:0;background:transparent;padding:0;text-decoration:none;color:var(--ink);flex-shrink:0}.brand-home:hover{background:transparent}.brand-mark{flex-shrink:0}.topnav{height:auto;min-height:78px;gap:20px;padding:14px 5vw}.navlinks{flex-wrap:wrap;justify-content:flex-end;min-width:0}.auth-badge{display:inline-flex;align-items:center;white-space:nowrap;font-size:12px;padding:5px 9px;border-radius:30px;font-weight:600}.signed-in{background:#e9f3ef;color:var(--teal)}.guest{background:#f1f3f5;color:var(--muted)}.account-button{display:flex;gap:8px;align-items:center;min-width:0;max-width:220px}.account-button>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-role{font-size:11px;color:var(--muted)}.identity-summary{display:grid;gap:7px;padding:16px;border:1px solid var(--line);border-radius:9px;background:white}.account-link.small{font-size:13px;padding:7px 11px}.account-link.primary{background:var(--teal);color:white;padding:11px 17px;border-radius:9px;font-weight:600}.module-progress{flex-shrink:0;padding:10px 30px;background:#fcfcfa;border-bottom:1px solid var(--line)}.progress-caption{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted);margin-bottom:7px}.progress-track{height:6px;border-radius:10px;background:#ecefe9;overflow:hidden}.progress-track>div{height:100%;background:var(--teal);transition:width .18s}.note-card{border:1px solid var(--line);padding:16px;border-radius:9px;margin:12px 0}.note-card p,.note-review p{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.7}.note-review{background:#fff8dc;padding:16px;margin-top:16px;border-radius:9px}
@media(max-width:600px){.topnav{display:grid;grid-template-columns:auto minmax(0,1fr);padding:12px 14px;gap:12px}.brand{font-size:16px;gap:7px}.brand-mark{width:28px;height:28px;font-size:20px}.navlinks{gap:6px}.navlinks>[data-action="help"]{display:none}.auth-badge{font-size:11px;padding:4px 7px}.account-button{max-width:150px;padding:6px 8px!important;font-size:12px!important}.account-role{display:none}.teacher-nav{font-size:11px!important}.module-progress{padding:9px 16px}.progress-caption{font-size:11px;flex-wrap:wrap}.resume{align-items:flex-start;gap:14px;flex-direction:column}.section-title{gap:12px;align-items:flex-start}.historyrow{gap:12px;flex-wrap:wrap}.center-stage h1{font-size:34px}.exam-head{gap:10px}.exam-title{min-width:0}.exam-title span{overflow-wrap:anywhere}.exam-tools .small{padding:6px 8px;font-size:12px}.exam{height:100dvh}}

.auth-form{display:grid;gap:10px;margin:28px 0}.auth-form label{font-weight:600;font-size:13px}.auth-form input{width:100%;padding:13px;border:1px solid #c8d2d8;border-radius:8px;background:white}.auth-form button{margin-top:12px}.auth-form p{margin:0 0 10px}.auth-links{display:flex;gap:18px;flex-wrap:wrap;line-height:1.7}.auth-links details{width:100%}.recovery-code{font-family:monospace;font-size:17px;overflow-wrap:anywhere;background:white;padding:24px;border:1px solid var(--line);border-radius:10px;margin:24px 0}.auth-stage{max-width:560px}