:root{--primary:#1744a5;--accent:#087c78;--page-bg:#f5f7fb;--radius:10px;--ink:#172d4b;--muted:#586a80;--line:#dce4ee;--paper:#fff;--green:var(--primary);--deep:#122a49;--mint:#eaf1fc;--shadow:0 4px 20px #152c4907}
*{box-sizing:border-box}html{scroll-padding-top:24px}body{margin:0;background:#fff;color:var(--ink);font-family:'Noto Sans',sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}button,input,textarea,select,code,pre{font:inherit}a{color:var(--primary);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}button,a,input,summary,textarea,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}h1,h2,h3,h4,p,figure{margin-top:0}h1,h2,h3,h4{color:var(--ink);line-height:1.3;letter-spacing:-.025em;font-weight:650}h1{font-size:clamp(30px,4vw,46px)}h2{font-size:clamp(24px,2.7vw,32px)}h3{font-size:19px}svg{flex-shrink:0}img,svg{max-width:100%}input,textarea,select{min-width:0}fieldset{border:1px solid var(--line);border-radius:8px;padding:20px}legend{font-weight:600;padding:0 7px}:focus-visible{outline:3px solid #996200;outline-offset:4px}.container{max-width:1240px;margin:0 auto;padding:0 32px}.utility-bar{background:#f0f4fa;color:#52667f;font-size:11px;border-bottom:1px solid #e0e8f1}.utility-bar>.container{min-height:33px;display:flex;justify-content:space-between;align-items:center}.site-header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-weight:700;font-size:22px;letter-spacing:-.8px;line-height:1.25}.brand-mark{display:inline-grid;place-items:center;background:var(--primary);color:#fff;width:43px;height:43px;border-radius:9px;flex-shrink:0}.brand img{object-fit:contain}.brand small{display:block;font-size:9px;letter-spacing:.1px;color:var(--muted);font-weight:400;margin-top:4px}.main-nav{display:flex;gap:26px;align-items:center}.main-nav a{font-size:13px;font-weight:550;color:#374a63;text-decoration:none;display:flex;align-items:center;min-height:44px;white-space:nowrap}.main-nav a:hover{color:var(--primary)}.header-actions{display:flex;align-items:center;gap:12px}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:40px;min-height:44px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink);padding:8px}.header-actions>.icon-button{border:0}.button{display:inline-flex;align-items:center;justify-content:center;gap:11px;min-height:46px;padding:11px 19px;border:1px solid var(--primary);border-radius:7px;background:var(--primary);color:#fff;text-decoration:none;line-height:1.45;font-size:13px;font-weight:600}.button:hover{background:#12377e;color:white}.button.secondary{background:white;color:var(--ink);border-color:#cbd6e4}.button.secondary:hover{background:#eef3fa}.text-link{display:inline-flex;gap:8px;align-items:center;font-size:13px;font-weight:600;text-decoration:none}.text-button{border:0;background:transparent;color:var(--primary);min-height:44px;padding:8px 0;text-decoration:underline}.mobile-menu-toggle,.mobile-menu{display:none}.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.eyebrow{display:flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:1.4px;font-size:10px;font-weight:650;color:var(--primary);margin-bottom:14px}.eyebrow>span:empty{width:6px;height:6px;border-radius:50%;background:var(--accent)}.hero{display:grid;grid-template-columns:1.08fr 1fr;gap:70px;align-items:center;padding:54px 0 48px}.hero-copy h1{font-size:clamp(32px,4vw,48px);line-height:1.2;letter-spacing:-1.8px;max-width:560px;margin-bottom:22px}.hero-description{font-size:16px;color:var(--muted);line-height:1.8;max-width:520px;margin-bottom:28px}.hero-promises{display:flex;gap:13px;flex-wrap:wrap;margin-top:25px;font-size:10px;color:#4e6278}.hero-promises span{display:flex;gap:5px;align-items:center}.hero-promises svg{color:var(--accent)}.hero-workspace{border:1px solid #d9e3f0;border-radius:12px;background:#fbfcff;box-shadow:0 12px 40px #193c6a0b;overflow:hidden;padding:24px 25px 0}.workspace-top{display:flex;align-items:center;justify-content:space-between;gap:10px;color:#5e7088;font-size:10px;margin-bottom:22px;letter-spacing:.5px}.workspace-tag{display:flex;align-items:center;gap:7px;color:var(--primary);font-weight:650}.hero-workspace h2{font-size:24px;margin-bottom:7px}.hero-workspace>p{font-size:12px;color:var(--muted);margin-bottom:20px}.hero-model{background:#fff;border:1px solid #e0e7f0;border-radius:8px;padding:25px 20px}.seven-parts{display:grid;grid-template-columns:repeat(7,1fr);gap:3px}.seven-parts>span{height:64px;border:1px solid #a4b9d5;background:#f3f6fa}.seven-parts>span.chosen{background:repeating-linear-gradient(135deg,#2a5baf,#2a5baf 5px,#4e77bd 5px,#4e77bd 7px);border-color:#26549f}.model-reason{display:flex;gap:20px;align-items:center;margin-top:25px}.fraction-mark{display:flex;flex-direction:column;text-align:center;font-size:25px;line-height:1.5;padding:0 10px;color:var(--primary)}.fraction-mark span:first-child{border-bottom:2px solid currentColor}.model-reason p{font-size:11px;color:var(--muted);line-height:1.8;margin:0}.model-reason strong{color:var(--ink);font-weight:600}.workspace-steps{display:flex;gap:15px;justify-content:space-between;list-style:none;padding:0;margin:22px 0;font-size:10px;color:#536883}.workspace-steps li{display:flex;align-items:center;gap:7px}.workspace-steps span{border:1px solid #cfdaea;background:#fff;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;color:var(--primary);font-size:9px}.workspace-link{display:flex;align-items:center;justify-content:space-between;margin:0 -25px;padding:14px 25px;background:#edf3fc;border-top:1px solid #dbe6f6;text-decoration:none;font-size:12px;font-weight:600}.hero-image{width:100%;height:230px;object-fit:contain}.section-block{padding:45px 0;border-top:1px solid #e5eaf1}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:25px}.section-heading h2{margin:0}.section-heading>p{max-width:340px;font-size:13px;color:var(--muted);margin-bottom:0}.grade-paths{display:grid;grid-template-columns:repeat(2,1fr);gap:0 28px}.grade-path{display:flex;align-items:center;gap:20px;text-decoration:none;color:var(--ink);padding:22px 3px;border-bottom:1px solid var(--line)}.grade-level{display:flex;flex-direction:column;align-items:center;justify-content:center;width:64px;height:75px;flex-shrink:0;border-radius:7px;background:#edf3fc;color:var(--primary);font-size:30px;font-weight:650;line-height:1.25}.grade-level small{font-size:8px;letter-spacing:1.5px;font-weight:600;margin-top:5px}.grade-path:nth-child(2) .grade-level{background:#e7f4ef;color:#086a60}.grade-path:nth-child(3) .grade-level{background:#f1edfb;color:#67519b}.grade-path:nth-child(4) .grade-level{background:#fbf1df;color:#875c20}.grade-path>svg{margin-left:auto}.grade-path h3{font-size:17px;margin-bottom:5px}.grade-path p{font-size:12px;color:var(--muted);margin-bottom:4px}.path-count{font-size:10px;color:#5d718a}.lesson-library{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.library-item{display:flex;flex-direction:column;text-decoration:none;border:1px solid var(--line);border-radius:10px;overflow:hidden;color:var(--ink);background:#fff}.library-item:hover{border-color:#93aad0}.library-model{height:150px;display:grid;place-items:center;background:#eaf2fd;padding:25px}.tone-2{background:#e8f4ef}.tone-3{background:#efedfa}.tone-4{background:#faf1e2}.model-addition{display:flex;align-items:center;justify-content:center;gap:15px;flex-wrap:wrap;width:200px;color:#2456a7;font-size:25px;line-height:1}.model-addition strong{width:100%;text-align:center;font-size:18px;margin-top:5px;letter-spacing:2px}.model-fraction{display:grid;grid-template-columns:repeat(2,1fr);gap:3px;width:120px}.model-fraction i{height:36px;border:1px solid #7b89a3;background:#fff}.model-fraction .marked{background:repeating-linear-gradient(135deg,#47756a,#47756a 5px,#679387 5px,#679387 7px)}.tone-3 .model-fraction{grid-template-columns:repeat(3,1fr);width:180px}.tone-3 .marked{background:repeating-linear-gradient(135deg,#6e5c9d,#6e5c9d 5px,#9380bd 5px,#9380bd 7px)}.model-area{display:grid;grid-template-columns:repeat(4,1fr);gap:3px;width:150px}.model-area i{height:27px;background:#c4a36a;border:1px solid #987d4b}.library-copy{padding:22px 24px}.item-meta{font-size:9px;letter-spacing:.6px;color:#566c87;font-weight:600;margin-bottom:10px;text-transform:uppercase}.item-meta span{margin:0 7px}.library-copy h3{font-size:19px;margin-bottom:10px}.library-copy>p:not(.item-meta){font-size:12px;color:var(--muted);margin-bottom:17px;line-height:1.8}.item-link{display:flex;align-items:center;gap:8px;color:var(--primary);font-size:12px;font-weight:600}.test-feature{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px}.test-feature-intro>p:not(.eyebrow){font-size:13px;color:var(--muted)}.section-icon{display:inline-grid;place-items:center;background:#eaf0fb;color:var(--primary);width:42px;height:42px;border-radius:8px;margin-bottom:15px}.test-feature-intro h2{max-width:420px}.compact-test{display:flex;align-items:center;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}.compact-test:first-child{padding-top:0}.compact-test>svg{margin-left:auto}.test-order{font-size:14px;font-weight:650;color:#7a8da7}.compact-test h3{font-size:16px;margin:0 0 5px}.compact-test p{font-size:11px;color:var(--muted);margin:0 0 9px}.difficulty-segments{display:flex;gap:9px;flex-wrap:wrap;font-size:9px}.difficulty-segments span{border:1px solid var(--line);border-radius:4px;padding:3px 7px;color:#536b87}.areas-list{border-top:1px solid var(--line)}.areas-list>a{display:flex;align-items:center;gap:24px;min-height:80px;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}.areas-list>a>span:first-child{font-size:12px;color:#60748c}.areas-list h3{margin:0;font-size:18px}.areas-list>a>span:nth-last-child(2){margin-left:auto;font-size:12px;color:var(--muted)}.practice-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.practice-section>div>p:not(.eyebrow){font-size:13px;color:var(--muted);max-width:400px}.audience-section{display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:36px}.audience-section article{border-left:1px solid var(--line);padding-left:28px}.audience-section article>svg{color:var(--primary);margin-bottom:15px}.audience-section h3{font-size:18px}.audience-section p:not(.eyebrow){font-size:12px;color:var(--muted)}.audience-section article a{display:flex;gap:8px;align-items:center;font-size:12px;font-weight:600;text-decoration:none}.faq-section{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px}.faq-section>div>p:not(.eyebrow){font-size:13px;color:var(--muted)}.faq-section details{border-bottom:1px solid var(--line);padding:12px 0}.faq-section details:first-child{border-top:1px solid var(--line)}summary{cursor:pointer;min-height:44px;padding:10px 0;color:var(--ink);font-size:14px;font-weight:600}details[open]>summary{margin-bottom:10px}.faq-section details p{font-size:13px;color:var(--muted)}.latest-section>a{display:flex;gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);text-decoration:none;font-size:13px}.latest-section time{color:var(--muted);font-size:11px}.latest-section svg{margin-left:auto}.quality-strip{display:flex;align-items:center;gap:18px;padding:25px;background:#edf3fb;border:1px solid #dbe5f5;border-radius:8px;margin:0 0 45px}.quality-strip>svg{color:var(--primary)}.quality-strip p{font-size:12px;color:#4f647e;margin:0}.quality-strip strong{color:var(--ink)}.quality-strip a{display:flex;align-items:center;gap:8px;white-space:nowrap;font-size:12px;font-weight:600;margin-left:auto;text-decoration:none}.site-footer{background:#142b49;color:#c9d4e5;padding:48px 0 0}.footer-main{display:grid;grid-template-columns:1.4fr .85fr 1.05fr 1fr;gap:38px;padding-bottom:38px}.site-footer .brand{color:white;font-size:22px}.site-footer .brand-mark{background:#fff;color:#224f9b}.site-footer .brand small{color:#aebfd6}.footer-brand>p{font-size:12px;margin:20px 0;max-width:300px}.footer-trust,.footer-email{display:flex;align-items:center;gap:8px;font-size:11px;color:#c9d4e5}.footer-email{margin-top:12px}.footer-main nav h2{font-size:12px;color:#fff;letter-spacing:0;margin:0 0 18px}.footer-main nav>a{display:flex;gap:5px;align-items:center;color:#c9d4e5;font-size:11px;margin:0 0 10px;text-decoration:none;min-height:27px}.footer-bottom{border-top:1px solid #35506e;padding:18px 0;display:flex;justify-content:space-between;gap:30px;font-size:9px;color:#afbed0}.footer-bottom p{margin:0}.page-content{padding:25px 0 55px}.page-top{padding-top:30px}.breadcrumb{display:flex;gap:9px;flex-wrap:wrap;list-style:none;padding:0;margin:0 0 30px;font-size:10px;color:#64778f}.breadcrumb li{display:flex;align-items:center;gap:9px}.breadcrumb a{color:#64778f;text-decoration:none}.page-heading{padding:0 0 30px;border-bottom:1px solid var(--line);margin-bottom:30px;display:flex;justify-content:space-between;gap:25px;align-items:center}.page-heading>div{max-width:850px}.page-heading h1{margin:0 0 14px;font-size:36px}.page-heading p:not(.eyebrow){font-size:14px;color:var(--muted);margin:0;max-width:800px}.grade-heading{background:#edf3fc;border:1px solid #dce6f5;border-radius:10px;padding:30px 35px}.grade-heading-mark{width:115px;min-width:115px;text-align:center;color:var(--primary);font-weight:650;font-size:58px;line-height:1}.grade-heading-mark span{font-size:11px;display:block;letter-spacing:3px;margin-top:12px}.grade-content{display:grid;grid-template-columns:250px minmax(0,1fr);gap:40px}.grade-guide{background:#f5f7fb;border:1px solid var(--line);border-radius:8px;padding:22px;align-self:start}.grade-guide h2{font-size:16px}.grade-guide ol{padding-left:20px;font-size:12px;color:var(--muted)}.grade-guide li{margin:0 0 15px}.grade-guide>p{border-top:1px solid var(--line);padding-top:18px;display:flex;gap:9px;font-size:11px;color:#536b87;margin:0}.list-heading{display:flex;justify-content:space-between;gap:20px;align-items:center}.list-heading h2{font-size:23px;margin:0}.list-heading>span{font-size:11px;color:var(--muted)}.curriculum-row{display:flex;gap:23px;align-items:start;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:27px 0;margin:20px 0;text-decoration:none;color:var(--ink)}.curriculum-index{font-size:13px;color:#7186a1;margin-top:3px}.curriculum-row h3{font-size:20px;margin:0 0 10px}.curriculum-row p:not(.item-meta){font-size:13px;color:var(--muted)}.curriculum-row>svg{margin-left:auto;flex-shrink:0}.item-features{font-size:10px;color:#536b87}.lesson-overview{display:flex;gap:25px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding:0 0 20px;margin-bottom:30px}.lesson-overview span{display:flex;gap:8px;align-items:center;font-size:12px;color:#526b8a}.lesson-grid{display:grid;grid-template-columns:210px minmax(0,1fr);gap:45px}.lesson-toc{border:1px solid var(--line);border-radius:8px;padding:20px;align-self:start;position:sticky;top:20px}.lesson-toc a{display:block;font-size:12px;padding:9px 0;text-decoration:none;color:#426187}.lesson-toc .small{margin:15px 0 0;border-top:1px solid var(--line);padding-top:15px}.lesson-body{max-width:800px}.lesson-body section{margin-bottom:36px}.lesson-body h2{font-size:26px;margin:28px 0 17px}.lesson-body h3{font-size:18px}.lesson-body p,.lesson-body li{font-size:15px;line-height:1.85}.lesson-body li{margin-bottom:8px}.goal-box{background:#eff5fd;border:1px solid #d5e2f5;border-left:3px solid var(--primary);padding:25px;border-radius:5px}.goal-box h2{margin-top:0;font-size:21px}.goal-box p{font-size:12px;margin-bottom:0}.example,.self-check{padding:24px;border:1px solid var(--line);border-radius:8px;margin-bottom:18px;background:white}.example .pill{margin-bottom:14px}.pill{display:inline-flex;align-items:center;border:1px solid #d6e1f0;background:#f0f5fc;color:#405f87;border-radius:4px;padding:4px 8px;font-size:9px;font-weight:600;letter-spacing:.3px;line-height:1.5}.answer-line{border-top:1px solid var(--line);padding-top:15px;font-weight:600;margin-bottom:0}.adult-note{background:#f8f5ed;padding:22px;border-left:3px solid #a28a51;border-radius:4px}.adult-note h2{margin-top:0}.discovery{background:#eef4fd;border:1px solid #d2e0f3;border-radius:8px;padding:26px}.discovery h3{font-size:21px}.discovery label{display:flex;align-items:center;gap:12px;font-size:13px}.discovery input{min-height:44px;accent-color:var(--primary)}.discovery p{font-size:13px!important}.fraction-grid{display:grid;gap:5px;max-width:430px;margin:20px 0}.fraction-grid button{width:100%;height:62px;min-width:44px;border:1px solid #809dc4;background:white;color:#fff;border-radius:2px;font-weight:650;font-size:20px}.fraction-grid button[aria-pressed=true]{background:repeating-linear-gradient(135deg,#285aaa,#285aaa 6px,#557fc1 6px,#557fc1 8px);border-color:#285aaa}.area-grid{display:grid;gap:2px;max-width:300px;margin:20px 0}.area-grid span{aspect-ratio:1;background:#628fc2;border:1px solid #28547f}.dots{font-size:25px;color:var(--primary);overflow-wrap:anywhere}.dots span{color:var(--ink)}.small{font-size:12px;color:var(--muted)}.small svg{vertical-align:middle;margin-right:5px}.lesson-next{display:flex;align-items:center;justify-content:space-between;gap:30px;background:#eef4fc;border:1px solid #d4e1f3;padding:30px;margin-top:40px;border-radius:8px}.lesson-next h2{font-size:24px;margin-bottom:10px}.lesson-next p:not(.eyebrow){font-size:13px;margin-bottom:0;color:var(--muted)}.test-hub-intro{display:grid;grid-template-columns:1.4fr 1fr;gap:45px;margin-bottom:30px}.test-hub-intro>div:first-child p{font-size:14px;color:var(--muted)}.test-hub-intro>div+div{background:#f0f5fc;padding:24px;border-radius:8px;font-size:13px}.test-hub-intro strong{display:block;margin:9px 0}.test-hub-intro p:last-child{margin:0}.test-catalog{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-bottom:30px}.test-catalog-item{border:1px solid var(--line);border-radius:8px;padding:24px}.test-catalog-item h2{font-size:19px;margin:20px 0 10px}.test-catalog-item>p{font-size:12px;color:var(--muted)}.test-card-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.difficulty-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:5px;margin:20px 0;overflow:hidden}.difficulty-grid>div{text-align:center;padding:10px 4px;border-right:1px solid var(--line);background:#f8fafd}.difficulty-grid>div:last-child{border:0}.difficulty-grid dt{font-size:9px;color:var(--muted)}.difficulty-grid dd{margin:4px 0 0;font-size:11px;font-weight:600}.launch-dialog{padding:35px;width:min(540px,calc(100% - 30px));border:1px solid var(--line);border-radius:12px;color:var(--ink);box-shadow:0 20px 60px #102b4b33}.launch-dialog::backdrop{background:#122b49a1}.dialog-close{position:absolute;top:12px;right:12px;border:0}.launch-dialog h2{font-size:25px}.launch-dialog>p,.launch-dialog li{font-size:13px;color:var(--muted)}.launch-dialog ul{padding-left:20px;margin-bottom:25px}.launch-dialog .button{width:100%}.test-layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:30px;padding:5px 0}.test-sidebar{background:#f2f6fc;border:1px solid #dce6f3;border-radius:8px;padding:24px;align-self:start}.test-sidebar h2{font-size:22px}.test-sidebar label{font-size:12px;color:#4c6788}.test-sidebar progress{width:100%;height:9px;margin:15px 0 24px;accent-color:var(--primary)}.question-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:22px}.question-nav button{min-width:40px;min-height:44px;border-radius:5px;border:1px solid #becce0;background:white;color:#435b79;font-size:13px}.question-nav button.answered{background:#dce9fb;border-color:#8ba9d6;color:#1c4d96}.question-nav button[aria-current]{outline:2px solid var(--primary);outline-offset:2px;background:var(--primary);color:white}.question-card{border:1px solid var(--line);border-radius:8px;padding:30px;background:white}.question-card h1{font-size:24px;font-weight:600;line-height:1.65;letter-spacing:-.4px}.question-card fieldset{border:0;padding:0;margin:24px 0 5px}.option{display:flex;align-items:center;gap:14px;min-height:62px;border:1px solid #cfd9e7;border-radius:7px;padding:14px 17px;margin:12px 0;font-size:14px;cursor:pointer}.option:hover{border-color:#809fce;background:#fafcff}.option.selected{border:2px solid var(--primary);padding:13px 16px;background:#edf4ff}.option input{accent-color:var(--primary);width:17px;height:17px;flex-shrink:0}.option-label{width:30px;height:30px;display:grid;place-items:center;border-radius:5px;background:#edf2f9;color:#526e91;font-size:12px;font-weight:600;flex-shrink:0}.option.selected .option-label{background:var(--primary);color:white}.test-controls{display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);margin-top:24px;padding-top:24px}.confirm-box{padding:25px;background:#f8f3e9;border:1px solid #e3d4b7;border-radius:7px;margin-top:25px}.confirm-box h2{font-size:21px}.confirm-box p{font-size:13px}.math-figure{margin:24px 0;background:#f7f9fc;border:1px solid #e5ebf3;padding:20px;border-radius:8px}.math-figure svg{display:block;max-height:310px;margin:auto;font-family:'Noto Sans',sans-serif;font-size:20px}.math-figure figcaption{font-size:11px;color:var(--muted);margin:15px 0 0}.result-header{background:#eff5fd;border:1px solid #d2e0f3;border-radius:10px;padding:32px;margin:0 0 25px}.result-header h1{font-size:31px;margin-bottom:15px}.result-header>p{font-size:13px;color:var(--muted)}.result-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:25px}.result-stats strong{display:block;font-size:30px;font-weight:650;color:var(--primary)}.result-stats span{font-size:11px;color:#526b8a}.result-item{border:1px solid var(--line);border-radius:8px;padding:26px;margin:20px 0}.result-label{font-size:11px;color:var(--accent);font-weight:600}.result-item h2{font-size:21px;margin:12px 0 18px;line-height:1.6}.result-item h3{font-size:16px}.result-item p,.result-item li{font-size:13px}.result-tools{display:flex;gap:8px;flex-wrap:wrap;margin:25px 0}.result-tools button{min-height:42px;border:1px solid #cdd9e8;border-radius:5px;background:#fff;padding:8px 15px;color:var(--ink);font-size:12px}.result-tools button[aria-pressed=true]{background:var(--primary);color:#fff;border-color:var(--primary)}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:65px}.prose{max-width:790px}.prose p{font-size:15px;line-height:1.95;color:#3d526c}.prose h2{font-size:24px;margin-top:35px}.article-aside{border:1px solid var(--line);border-radius:8px;padding:25px;align-self:start;background:#f7f9fc}.article-aside>svg{color:var(--primary);margin-bottom:18px}.article-aside h2{font-size:19px}.article-aside p{font-size:12px;color:var(--muted)}.article-aside a{display:flex;gap:7px;align-items:center;font-size:12px}.contact-card{background:#f1f6fd;border:1px solid #d9e5f5;border-radius:8px;padding:26px;margin-top:25px}.contact-card>svg{color:var(--primary)}.contact-card h2{margin-top:15px}.author-line{border-top:1px solid var(--line);padding-top:20px;margin-top:30px;display:flex;justify-content:space-between;font-size:11px;color:var(--muted)}.search-form{display:flex;gap:10px;max-width:750px;margin:25px 0 15px}.search-form input{flex:1;min-height:48px;border:1px solid #b7c7dc;border-radius:6px;padding:12px 15px;background:#fff;color:var(--ink)}.search-results{display:grid;grid-template-columns:1fr;gap:0}.search-result{display:flex;align-items:center;gap:25px;padding:23px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}.search-result h2{font-size:20px;margin:9px 0}.search-result p{font-size:13px;color:var(--muted);margin:0}.search-result>svg{margin-left:auto}.filter-pills{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.filter-pills a{border:1px solid #cfdbe9;border-radius:5px;padding:8px 13px;min-height:40px;font-size:12px;text-decoration:none;color:#4c6687}.filter-pills a[aria-current]{background:var(--primary);color:#fff;border-color:var(--primary)}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:20px}.field>span{font-size:12px;font-weight:600;color:#3d536d}.field input,.field select,.field textarea{width:100%;border:1px solid #bdcce0;border-radius:5px;min-height:45px;padding:11px 13px;background:#fff;color:var(--ink);font-size:13px}.field textarea{resize:vertical;min-height:90px}.field input[readonly]{background:#f3f5f8;color:#526981}.field input[type=color]{width:54px;padding:4px}.field input[type=range]{padding:0}.field input[type=file]{font-size:11px}.field input[type=checkbox],.check-field input{width:17px;height:17px;min-height:17px;accent-color:var(--primary);flex-shrink:0}.check-field{display:flex;align-items:start;gap:10px;font-size:12px;color:#415b7b;line-height:1.8;margin:14px 0;min-height:32px}.check-field input{margin-top:3px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 22px}.form-hint{font-size:11px;color:#62758d;line-height:1.8}.auth-card{max-width:480px;padding:32px;margin:45px auto 60px;border:1px solid var(--line);border-radius:10px;background:white;box-shadow:var(--shadow)}.auth-card h1{font-size:29px;letter-spacing:-.6px}.auth-card .small{margin-bottom:25px}.auth-card .button{width:100%}.auth-card>a{font-size:12px}.alert{padding:15px 18px;margin:20px 0;background:#f8f3e7;border:1px solid #e5d5b5;border-radius:6px;color:#765520;font-size:12px}.alert.error,.error-text{color:#943b29;background:#fff2ed;border-color:#edc8bd}.error-text{font-size:12px;padding:10px}.empty-state{padding:45px;background:#f5f8fc;border:1px solid var(--line);border-radius:8px;text-align:center;margin:30px 0}.empty-state h1{font-size:29px}.empty-state p{font-size:14px;color:var(--muted)}.empty-description{font-size:13px;color:var(--muted);padding:20px;background:#f6f8fb;border:1px solid var(--line);border-radius:6px}.table-scroll{max-width:100%;overflow:auto}.admin-table{width:100%;border-collapse:collapse;background:#fff;font-size:12px}.admin-table th{text-align:left;color:#526a87;font-size:10px;font-weight:650;background:#f4f7fb}.admin-table td,.admin-table th{padding:14px 15px;border-bottom:1px solid #e0e7f0;vertical-align:top}.admin-table a{text-decoration:none;font-weight:550}.admin-table td:nth-child(2){min-width:150px}.admin-shell{display:grid;grid-template-columns:210px minmax(0,1fr);gap:30px;padding:30px 0 50px;min-height:calc(100vh - 120px)}.admin-sidebar{border:1px solid var(--line);border-radius:8px;padding:20px 12px;background:#f6f8fc;align-self:start;position:sticky;top:20px}.admin-label{font-size:9px;font-weight:650;letter-spacing:1.3px;color:#6c7e94;margin:0 10px 15px}.admin-sidebar nav>a,.admin-sidebar>a{display:flex;align-items:center;gap:9px;padding:10px;font-size:11px;color:#4b6280;text-decoration:none;min-height:42px;border-radius:5px}.admin-sidebar nav>a:hover{background:#e5eefb;color:var(--primary)}.admin-sidebar .admin-site-link{margin-top:22px;border-top:1px solid var(--line);border-radius:0;padding-top:18px}.admin-content{min-width:0}.admin-page-heading{margin:0 0 25px;padding-bottom:22px;border-bottom:1px solid var(--line)}.admin-page-heading h1{font-size:28px;margin:0 0 10px}.admin-page-heading>p:not(.eyebrow){font-size:12px;color:var(--muted);margin:0}.admin-panel{border:1px solid var(--line);border-radius:8px;padding:25px;margin-bottom:22px;background:white}.admin-panel h2{font-size:19px;margin-bottom:20px}.admin-panel h3{font-size:15px;margin-top:25px}.admin-panel>p{font-size:12px;color:var(--muted)}.admin-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;margin-bottom:25px}.metric{padding:18px;border:1px solid var(--line);border-radius:7px;background:#fff}.metric>span{font-size:10px;color:#60738d;display:block}.metric strong{font-size:29px;font-weight:650;color:var(--ink);display:block;margin:7px 0}.metric small{font-size:9px;color:#637a96}.dashboard-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:20px}.dashboard-grid .admin-panel{padding:22px}.activity-list{list-style:none;padding:0;margin:0}.activity-list li{padding:12px 0;border-bottom:1px solid #e7ecf3;display:flex;gap:15px;justify-content:space-between;font-size:11px}.activity-list time{white-space:nowrap;color:#647b97;font-size:10px}.status-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:12px 0;border-bottom:1px solid #e7ecf3;font-size:11px}.status-badge{display:inline-flex;border-radius:4px;padding:3px 7px;font-size:9px;font-weight:600;background:#f3f0e8;color:#7f632c;border:1px solid #e7dcc6}.status-badge.published,.status-badge.approved,.status-badge.pass{background:#e8f4ec;color:#286243;border-color:#cce2d2}.status-badge.fail,.status-badge.withdrawn{background:#fceee9;color:#95452e;border-color:#efd2c5}.admin-toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:20px 0}.admin-toolbar input,.admin-toolbar select{min-height:40px;border:1px solid #c9d5e5;border-radius:5px;padding:8px 10px;font-size:11px;min-width:100px;background:white;color:var(--ink)}.admin-toolbar .button{margin-left:auto}.repeater-item{border:1px solid var(--line);border-radius:6px;background:#f9fbfd;padding:20px;margin-bottom:17px}.repeat-row{display:flex;align-items:center;gap:13px}.repeat-row .field{flex:1}.color-control{display:flex;align-items:center;gap:15px}.color-control code{font-size:12px}.order-row{display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding:10px 0;font-size:12px}.order-row>label{margin-right:auto}.order-row>span{font-size:10px;color:var(--muted)}.order-row input{accent-color:var(--primary)}.settings-save{display:flex;align-items:center;gap:20px;padding:18px;background:#f2f6fc;border:1px solid #d7e3f3;border-radius:7px}.settings-save p{font-size:12px;margin:0;color:#496587}.verification-preview{padding:15px;background:#f3f6fa;border:1px solid var(--line);border-radius:5px;overflow-wrap:anywhere;font-size:11px}.security-note{display:flex;align-items:start;gap:10px;font-size:12px;color:#45627f;background:#eef4fc;padding:15px}.media-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.media-grid figure{margin:0;border:1px solid var(--line);border-radius:7px;overflow:hidden}.media-grid img{display:block;width:100%;height:150px;object-fit:contain;background:#f2f5fa}.media-grid figcaption{padding:14px;font-size:10px}.media-grid figcaption>*{display:block;margin:4px 0}.tab-bar{display:flex;gap:5px;border-bottom:1px solid var(--line);margin:20px 0;overflow:auto}.tab-bar button,.tab-bar a{min-height:44px;white-space:nowrap;border:0;border-bottom:2px solid transparent;border-radius:0;background:transparent;padding:10px 16px;font-size:12px;color:#586f8d;text-decoration:none}.tab-bar button[aria-selected=true]{color:var(--primary);border-bottom-color:var(--primary);font-weight:650}.editor{width:100%;min-height:350px;border:1px solid #c2cfe0;border-radius:5px;padding:17px;font-size:12px;background:#f8fafd}.quality-checks{list-style:none;padding:0}.quality-checks li{display:flex;align-items:start;gap:10px;padding:10px 0;border-bottom:1px solid #e5ebf3;font-size:12px}.quality-checks .passed{color:#2a7353}.quality-checks .blocked{color:#9a6322}.user-overview{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:25px 0}.user-overview>div{border:1px solid var(--line);border-radius:8px;padding:22px}.user-overview strong{display:block;font-size:29px;margin:10px 0}.user-overview span{font-size:11px;color:var(--muted)}.profile-row,.topic-item{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px;border:1px solid var(--line);border-radius:7px;margin:14px 0}.profile-row h3,.topic-item h3{font-size:17px;margin:0 0 6px}.profile-row p,.topic-item p{font-size:12px;margin:0;color:var(--muted)}.analytics-preference{padding-top:20px;padding-bottom:20px;font-size:12px}.analytics-preference h2{font-size:18px}.analytics-preference p{max-width:900px}.loading-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;padding:45px 0}.skeleton{height:170px;background:#edf1f7;border-radius:8px;animation:pulse 1.5s infinite}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;margin:-1px;border:0}.skip-link{position:absolute;left:20px;top:-100px;z-index:200;background:var(--primary);color:#fff;padding:12px}.skip-link:focus{top:15px}@keyframes pulse{50%{opacity:.5}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important;transition:none!important}}
@media(max-width:1050px){.desktop-nav{gap:16px}.main-nav a{font-size:11px}.brand{font-size:20px}.adult-entry{font-size:11px;padding:10px 13px}.hero{gap:35px}.hero-copy h1{font-size:40px}.hero-promises{gap:10px}.test-feature,.practice-section{gap:35px}.audience-section{gap:25px}.footer-main{gap:23px}.admin-shell{grid-template-columns:190px minmax(0,1fr);gap:22px}.admin-metrics{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}.test-catalog{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.desktop-nav{display:none}.mobile-menu-toggle{display:inline-flex}.header-inner{min-height:80px}.mobile-menu{display:block;padding-bottom:18px}.mobile-menu>a{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-top:1px solid var(--line);font-size:13px;text-decoration:none}.hero{gap:30px;grid-template-columns:1fr 1fr}.hero-copy h1{font-size:35px}.hero-description{font-size:14px}.hero-workspace{padding:20px 18px 0}.workspace-link{margin:0 -18px;padding:14px 18px}.hero-workspace h2{font-size:22px}.hero-model{padding:18px 15px}.seven-parts>span{height:47px}.workspace-steps{gap:5px;font-size:8px}.workspace-steps span{width:17px;height:17px;font-size:8px}.hero-promises span{font-size:9px}.hero .actions{display:block}.hero .text-link{margin-top:15px}.lesson-grid{grid-template-columns:165px minmax(0,1fr);gap:25px}.lesson-toc{padding:16px}.lesson-toc a{font-size:11px}.grade-content{grid-template-columns:200px minmax(0,1fr);gap:25px}.audience-section{grid-template-columns:repeat(2,1fr)}.audience-intro{grid-column:1/-1}.audience-intro h2 br{display:none}.audience-section article{padding:0;border:0}.faq-section{gap:35px}.footer-main{grid-template-columns:1.3fr 1fr}.footer-brand{grid-column:1}.test-layout{grid-template-columns:195px minmax(0,1fr);gap:20px}.test-sidebar{padding:20px}.question-nav{grid-template-columns:repeat(3,1fr)}.question-card{padding:24px}.article-layout{grid-template-columns:minmax(0,1fr) 220px;gap:30px}.admin-shell{grid-template-columns:1fr}.admin-sidebar{position:static;padding:15px}.admin-sidebar nav{display:flex;gap:5px;flex-wrap:wrap}.admin-sidebar nav>a{font-size:10px;padding:7px 10px}.admin-sidebar .admin-label{margin-bottom:8px}.admin-sidebar>a{display:inline-flex}.admin-sidebar .admin-site-link{margin:8px 15px 0 0;border:0;padding:10px}.admin-sidebar>nav>a svg{width:14px}.admin-sidebar .admin-label{font-size:9px}.grade-paths{gap:0 20px}.grade-path{gap:14px}.grade-level{width:55px;height:66px;font-size:26px}.grade-path h3{font-size:15px}.grade-path p{font-size:11px}}
@media(max-width:600px){.container{padding:0 20px}body{font-size:15px}.utility-bar .container{min-height:31px;font-size:9px}.utility-bar span+span{display:none}.header-inner{gap:12px;min-height:76px}.brand{font-size:19px;gap:10px}.brand-mark{width:37px;height:37px;border-radius:7px}.brand small{font-size:8px;max-width:190px}.header-actions{gap:4px}.header-actions .adult-entry{display:none}.header-actions .icon-button{width:35px}.hero{grid-template-columns:1fr;padding:32px 0;gap:28px}.hero-copy h1{font-size:36px;line-height:1.23;letter-spacing:-1.2px}.hero .actions{display:flex;gap:15px}.hero .text-link{margin-top:0;font-size:11px}.hero-description{font-size:14px;line-height:1.9;margin-bottom:24px}.hero-promises{gap:12px;margin-top:20px}.hero-promises span{font-size:9px}.hero-workspace{padding:22px 20px 0}.workspace-link{margin:0 -20px;padding:14px 20px}.workspace-steps{font-size:10px;gap:8px}.workspace-steps span{width:19px;height:19px;font-size:9px}.seven-parts>span{height:55px}.section-block{padding:30px 0}.section-heading{display:block;margin-bottom:20px}.section-heading h2{font-size:25px}.section-heading>p{margin-top:14px;font-size:12px;max-width:none}.section-heading .text-link{margin-top:15px}.grade-paths{grid-template-columns:1fr}.grade-path{padding:20px 0}.grade-path h3{font-size:17px}.grade-path p{font-size:12px}.grade-level{width:58px;height:68px}.lesson-library{grid-template-columns:1fr;gap:18px}.library-model{height:135px}.library-copy{padding:21px}.library-copy h3{font-size:19px}.test-feature,.practice-section,.faq-section{grid-template-columns:1fr;gap:25px}.test-feature-intro h2{font-size:26px}.test-feature-intro>p:not(.eyebrow){font-size:13px}.compact-test{gap:15px}.compact-test h3{font-size:15px}.areas-list>a{gap:15px;min-height:75px}.areas-list h3{font-size:16px}.areas-list>a>span:nth-last-child(2){font-size:10px;white-space:nowrap}.practice-section h2 br{display:none}.audience-section{gap:25px;grid-template-columns:1fr}.audience-intro{grid-column:auto}.audience-section article{padding-top:22px;border-top:1px solid var(--line)}.faq-section{gap:10px}.quality-strip{align-items:start;padding:20px;gap:12px;flex-wrap:wrap;margin-bottom:30px}.quality-strip>p{flex:1;font-size:11px;min-width:180px}.quality-strip>a{margin-left:34px;font-size:11px}.footer-main{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 20px}.footer-brand{grid-column:1/-1}.footer-brand>p{max-width:none;margin:16px 0}.footer-main nav h2{font-size:12px}.footer-main nav a{font-size:11px;min-height:31px}.footer-bottom{display:block;font-size:9px}.footer-bottom p+p{margin-top:12px}.site-footer{padding-top:32px}.page-heading{padding:0 0 25px;margin-bottom:25px;gap:15px}.page-heading h1{font-size:29px}.page-heading p:not(.eyebrow){font-size:13px}.grade-heading{padding:23px}.grade-heading-mark{font-size:42px;width:50px;min-width:50px}.grade-heading-mark span{font-size:8px;letter-spacing:1.4px}.grade-content{grid-template-columns:1fr;gap:25px}.grade-guide{padding:20px}.grade-guide ol{display:grid;grid-template-columns:1fr 1fr;gap:0 25px;margin-bottom:5px}.grade-guide li{font-size:11px}.curriculum-row{gap:15px}.curriculum-row h3{font-size:19px}.curriculum-row p:not(.item-meta){font-size:12px}.curriculum-row>svg{width:17px}.lesson-overview{gap:12px}.lesson-overview span{font-size:10px;gap:6px}.lesson-grid{display:block}.lesson-toc{position:static;padding:16px;margin-bottom:25px}.lesson-toc a{display:inline-flex;margin-right:16px;min-height:40px;font-size:11px}.lesson-toc .small{display:none}.lesson-toc .eyebrow{margin-bottom:5px}.lesson-body h2{font-size:23px}.lesson-body p,.lesson-body li{font-size:14px}.goal-box,.example,.self-check,.adult-note,.discovery{padding:20px}.lesson-next{display:block;padding:24px}.lesson-next .button{margin-top:20px}.lesson-next h2{font-size:23px}.test-hub-intro{grid-template-columns:1fr;gap:15px}.test-hub-intro>div+div{padding:20px}.test-catalog{grid-template-columns:1fr;gap:16px}.test-catalog-item{padding:23px}.test-catalog-item h2{font-size:20px}.test-catalog-item .button{width:100%}.launch-dialog{padding:32px 23px 23px}.test-layout{display:block}.test-sidebar{padding:20px;margin-bottom:20px}.test-sidebar h2{font-size:20px;margin-bottom:10px}.test-sidebar .small{display:none}.question-nav{grid-template-columns:repeat(5,1fr);margin-bottom:0}.question-nav button{min-width:40px}.test-sidebar progress{margin-bottom:20px}.question-card{padding:23px 18px}.question-card h1{font-size:21px;line-height:1.7}.option{font-size:13px;gap:10px;padding:13px 11px}.option.selected{padding:12px 10px}.option-label{width:27px;height:27px}.test-controls .button{padding:10px 13px;font-size:12px}.math-figure{padding:14px}.math-figure figcaption{font-size:10px}.result-header{padding:25px}.result-header h1{font-size:27px}.result-stats{grid-template-columns:repeat(2,1fr);gap:15px}.result-stats strong{font-size:28px}.result-item{padding:23px 20px}.result-item h2{font-size:19px}.article-layout{grid-template-columns:1fr;gap:25px}.article-aside{padding:23px}.prose p{font-size:14px}.search-form{gap:8px}.search-form input{width:0;min-width:0;font-size:13px}.search-result{gap:15px}.search-result h2{font-size:18px}.search-result p{font-size:12px}.auth-card{padding:25px;margin:30px 0 45px}.auth-card h1{font-size:27px}.form-grid{grid-template-columns:1fr}.repeat-row{flex-wrap:wrap;gap:0 10px}.repeat-row .field{flex-basis:calc(50% - 15px)}.settings-save{display:block}.settings-save p{margin-top:12px}.admin-shell{padding-top:20px;gap:20px}.admin-page-heading h1{font-size:25px}.admin-panel{padding:20px}.admin-metrics{gap:10px}.metric{padding:16px}.metric strong{font-size:26px}.admin-table td,.admin-table th{padding:12px 10px;font-size:11px}.admin-sidebar nav>a{font-size:10px;padding:7px}.media-grid{grid-template-columns:repeat(2,1fr)}.media-grid img{height:120px}.user-overview{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.user-overview>div{padding:15px 10px}.user-overview strong{font-size:23px}.user-overview span{font-size:9px}.profile-row,.topic-item{align-items:start;flex-direction:column;padding:20px}.author-line{display:block}.author-line time{display:block;margin-top:8px}.empty-state{padding:32px 20px}.empty-state h1{font-size:26px}.loading-grid{grid-template-columns:1fr}.latest-section>a{flex-wrap:wrap;gap:7px}.latest-section strong{width:85%}}
@media(max-width:360px){.hero-copy h1{font-size:31px}.hero .actions{display:block}.hero .text-link{margin-top:14px}.workspace-steps{font-size:8px}.workspace-steps span{width:17px;height:17px}.hero-promises{display:grid;grid-template-columns:1fr 1fr}.question-nav{grid-template-columns:repeat(4,1fr)}.grade-heading{padding:20px}.grade-heading h1{font-size:25px}.grade-guide ol{grid-template-columns:1fr}.admin-metrics{grid-template-columns:1fr 1fr}.media-grid{grid-template-columns:1fr}}

.form-section{border:1px solid var(--line,#dbe1ec);padding:22px;margin:24px 0;border-radius:8px}.form-section legend{font-weight:700;padding:0 8px}.array-item{border-bottom:1px solid #dbe1ec;padding:12px 0}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px}.stat-card{border:1px solid #dbe1ec;padding:22px;display:flex;flex-direction:column;gap:10px}.stat-card strong{font-size:32px}.admin-content .field textarea{width:100%}.admin-content fieldset{min-width:0}

[hidden]{display:none!important}.mobile-nav:not([hidden]){display:flex}.mobile-toggle{display:none}.option{display:flex;align-items:center;gap:14px;padding:18px;border:1px solid #d7dfeb;margin:12px 0;border-radius:7px}.option input{width:20px;height:20px;flex-shrink:0}.option:has(input:checked){background:#edf3ff;border-color:#1744a5}.question-nav{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.question-number{border:1px solid #d7dfeb;padding:10px 16px;border-radius:6px}.question-number.answered{background:#1744a5;color:white}.question-number[aria-current]{outline:2px solid #152b4b;outline-offset:2px}.question-card{padding:28px;border:1px solid #d7dfeb;background:white;margin:24px 0}.question-card fieldset{border:0;min-width:0;padding:0}.question-card legend{font-size:22px;font-weight:700;line-height:1.6}.question-grid{display:grid;max-width:420px;width:100%;border:2px solid #152b4b;margin:20px 0}.question-grid span{aspect-ratio:1;border:1px solid #7890b3;background:#fff}.question-grid .selected{background:#1744a5}.line-track{height:40px;border-bottom:2px solid #152b4b;position:relative;margin:20px 30px 45px}.line-track span{position:absolute;bottom:-8px;height:16px;border-left:2px solid #152b4b}.line-track b{position:absolute;top:20px;left:-4px}.solution-card{padding:26px;border:1px solid #d7dfeb;margin:26px 0;background:#fff}.result-summary{display:flex;align-items:center;gap:35px;background:#edf3ff;padding:30px;margin:24px 0}.result-percentage{display:flex;flex-direction:column;gap:8px}.result-percentage strong{font-size:52px;color:#1744a5}.result-stats{display:flex;gap:30px}.result-stats dd{font-size:28px;margin:8px 0}.mfa-secret{font-family:inherit;word-break:break-all;padding:20px;background:#edf3ff}.form-section input[type=number]{max-width:100%}.form-section textarea{display:block;width:100%}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit}progress{width:100%;height:10px;accent-color:#1744a5}.question-visual{margin:25px 0}.mobile-nav{padding:20px;gap:18px;background:white}.fraction-grid{display:grid;grid-template-columns:repeat(3,minmax(44px,1fr));gap:5px}.discovery[data-discovery="2"] .fraction-grid{grid-template-columns:repeat(2,minmax(44px,1fr))}.fraction-grid button[aria-pressed=true]{background:#1744a5;color:#fff}@media(max-width:820px){.mobile-toggle{display:inline-flex}.result-summary{flex-direction:column;align-items:flex-start}.question-card{padding:18px}.desktop-nav{display:none}}

.header-main{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:28px}.desktop-nav{display:flex;align-items:center;gap:25px}.desktop-nav a{font-size:13px;font-weight:600;text-decoration:none}.brand{text-decoration:none}.brand strong{display:block}.brand small{display:block}.adult-link{display:inline-flex;align-items:center;min-height:44px;padding:10px 14px;border:1px solid #d7dfeb;border-radius:7px;font-size:12px;font-weight:600;text-decoration:none}.search-link{text-decoration:none;font-size:13px}.footer-grid{display:grid;grid-template-columns:1.4fr .85fr 1.05fr 1fr;gap:38px;padding-bottom:38px}.site-footer h2{font-size:13px;color:#fff;margin:0 0 18px}.site-footer a{display:block;color:#d0dcee;text-decoration:none;font-size:12px;margin:11px 0}.site-footer .footer-brand{font-size:22px;font-weight:700;color:#fff}.site-footer p{font-size:12px;line-height:1.8}.test-order{color:#536780}.footer-bottom{display:flex;justify-content:space-between;padding:20px 0;border-top:1px solid #38506d;font-size:11px}@media(max-width:820px){.desktop-nav{display:none}.footer-grid{grid-template-columns:1fr 1fr}.header-main{min-height:80px}.adult-link{display:none}}@media(max-width:480px){.footer-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.header-main{gap:10px}.brand{font-size:18px}.brand small{font-size:8px}.search-link{display:none}}
.curriculum-index{color:#536780}
