:root{--ink:#16352f;--muted:#536960;--green:#23614d;--lime:#dfedab;--paper:#f7f8f2;--line:#dce3d8;--white:#fff;--red:#a52c2c}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;font:16px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper)}[hidden]{display:none!important}a{color:inherit;text-underline-offset:4px}button,input,select{font:inherit}button,.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:48px;background:var(--green);color:white;border:1px solid var(--green);border-radius:8px;padding:12px 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var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}.head{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{font-size:23px;font-weight:750;letter-spacing:-1px;text-decoration:none;display:inline-flex;align-items:center;white-space:nowrap}.brandmark{display:grid;place-items:center;width:32px;height:36px;border-radius:7px;background:var(--ink);color:var(--lime);margin-right:10px;font-size:24px}.muted{color:var(--muted)}.head nav{display:flex;gap:24px;font-size:14px;font-weight:600}.head nav a{text-decoration:none}.head nav a:hover{text-decoration:underline}.headercta{padding:9px 15px;border:1px solid var(--line);border-radius:7px;font-size:14px;font-weight:650;text-decoration:none}.hero{padding:72px 0 58px;background:linear-gradient(130deg,#edf1e4,#f9faf4)}.herogrid{display:grid;grid-template-columns:1fr 1fr;gap:58px;align-items:center}.eyebrow{font-size:11px;letter-spacing:1.9px;font-weight:750;margin:0 0 16px;text-transform:uppercase}.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:7px}h1,h2,h3{line-height:1.12;letter-spacing:-1px}h1{font-size:clamp(38px,4.4vw,62px);font-weight:680;margin:0 0 25px}h1 em{font-family:Georgia,serif;font-weight:400;font-style:italic;color:#35725a}h2{font-size:34px;font-weight:650;margin:0 0 20px}h3{font-size:23px;margin:20px 0 14px}p{margin:0 0 18px}.lead{font-size:18px;line-height:1.7;color:var(--muted);max-width:610px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:25px 0 16px}.fine{font-size:12px;color:var(--muted)}.heroimage{position:relative;margin:0;border-radius:18px;overflow:hidden;box-shadow:0 22px 54px #16352f20;background:var(--ink)}.heroimage>img{display:block;width:100%;height:auto;aspect-ratio:1.35;object-fit:cover}.heroimage figcaption{background:var(--ink);color:white;padding:20px 25px;display:grid;gap:4px}.heroimage figcaption b{font-size:23px;letter-spacing:-.5px}.heroimage figcaption>span:last-child{font-size:12px;color:#c5d5c7}.imagebadge{color:var(--lime);letter-spacing:1.5px;font-size:10px;font-weight:750}.factstrip{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line);padding:28px 0;gap:20px}.factstrip p{margin:0;font-size:13px;color:var(--muted)}.factstrip b{font-size:27px;letter-spacing:-.8px;display:block;color:var(--ink)}.section{padding:65px 0}.sectionhead{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:22px}.sectionhead h2{margin-bottom:0}.sectionhead>p{font-size:14px;color:var(--muted);margin:0}.textlink{font-size:14px;font-weight:650;white-space:nowrap}.cards{display:grid;gap:22px}.three{grid-template-columns:repeat(3,1fr)}.card{border:1px solid var(--line);background:white;border-radius:13px;padding:28px;display:flex;flex-direction:column;align-items:start}.card p{color:var(--muted);font-size:15px}.card .cardmeta{font-size:12px;margin-top:auto;padding-top:15px}.card button{width:100%;margin-top:12px}.cardnumber{font-size:10px;letter-spacing:1.7px;font-weight:750}.featured{background:var(--ink);color:white;border-color:var(--ink)}.featured p{color:#d0dbd1}.featured button{background:var(--lime);border-color:var(--lime);color:var(--ink)}.featured button:hover{background:#cfe587}select{width:100%;padding:11px;border:1px solid #afc0b2;border-radius:6px;background:white;color:var(--ink);margin-top:5px}.card label{font-size:12px}.imagecard{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;text-decoration:none;transition:transform .15s}.imagecard:hover{transform:translateY(-3px)}.imagecard img{width:100%;height:auto;aspect-ratio:1.6;object-fit:cover;display:block}.imagecard div{padding:22px}.imagecard h3{font-size:20px;margin:0 0 10px}.imagecard p{font-size:14px;color:var(--muted);margin:0}.how{display:grid;grid-template-columns:1fr 1fr;gap:85px;border-block:1px solid var(--line)}.how>div>p:not(.eyebrow){color:var(--muted)}.how ol{margin:0;list-style:none;counter-reset:step;padding:0}.how li{counter-increment:step;position:relative;padding:0 0 27px 57px}.how li:before{content:counter(step,decimal-leading-zero);position:absolute;left:0;top:0;color:var(--green);background:#e5ebd8;padding:7px 9px;border-radius:7px;font-size:13px}.how li b,.how li span{display:block}.how li span{font-size:14px;color:var(--muted);margin-top:5px}.faq{max-width:800px}.faq details{padding:20px 0;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:650}.faq details p{margin:17px 0 5px;color:var(--muted)}footer{background:var(--ink);color:#e2ebde;padding:48px 0 22px}.footgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footgrid>div>a:not(.logo){display:block;margin:0 0 10px;font-size:13px;text-decoration:none}.footgrid p{font-size:13px;color:#b9cbbd;margin-top:16px}.footnote{border-top:1px solid #ffffff24;padding-top:20px;margin-top:30px;font-size:11px;color:#b9cbbd}.article{max-width:940px;padding-top:65px;padding-bottom:80px}.article h1{font-size:46px}.article h2{font-size:27px;margin-top:38px}.article p{max-width:760px}.article section{padding-top:28px}.article p a,.faq p a{color:var(--green)}.notice{padding:20px;background:#edf2df;border:1px solid #cfdbba;border-radius:8px;margin:18px 0}.topiclinks{display:flex;flex-wrap:wrap;gap:10px}.topiclinks a{font-size:13px;padding:9px 13px;border:1px solid var(--line);border-radius:6px;text-decoration:none;background:white}.signgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:35px 0}.signcard{border:1px solid var(--line);padding:24px;border-radius:10px;background:white}.signcard h2{font-size:20px;margin-top:20px}.signcard p{font-size:14px}.signcard img{display:block;margin:auto}.testarea{padding:30px 0 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var(--ink);outline-offset:1px}.num:hover{background:#c9dba7}.topicresults{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:28px 0 45px}.topicresults p{font-size:12px;padding:12px;background:#e8eddf;border-radius:7px;margin:0}.review{padding:26px;background:white;border:1px solid var(--line);border-radius:10px;margin:22px 0}.review h3{margin:0 0 18px}.review img{width:min(100%,640px);height:auto;border-radius:7px;display:block;margin-bottom:20px}.review li{margin:10px 0;font-size:14px}.correct{color:#21603d;font-weight:650}.incorrect{color:var(--red)}.explanation{padding:17px;border-left:3px solid var(--green);background:#f0f4e8}.filter{display:flex;gap:10px;align-items:center}.skip{position:fixed;top:-100px;left:20px;z-index:100;background:white;color:var(--ink);padding:12px}.skip:focus{top:10px}.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}#testMessage{color:var(--red)}
@media(max-width:1050px){.head{flex-wrap:wrap;padding:16px 0;gap:15px}.head nav{order:3;width:100%;justify-content:space-between}.herogrid{gap:30px}.hero{padding:45px 0}.hero h1{font-size:44px}.card{padding:22px}.testgrid{grid-template-columns:1fr 1fr;gap:22px}.how{gap:40px}}
@media(max-width:760px){.wrap{width:calc(100% - 32px)}.herogrid{grid-template-columns:1fr;gap:28px}.hero h1{font-size:46px}.heroimage>img{aspect-ratio:1.8}.heroimage figcaption{padding:16px 20px}.hero .lead{font-size:16px}.three{grid-template-columns:1fr}.factstrip{grid-template-columns:1fr 1fr;gap:20px}.section{padding:42px 0}.sectionhead{align-items:start;flex-direction:column;gap:15px}h2{font-size:29px}.how{grid-template-columns:1fr;gap:20px}.head nav{gap:15px;overflow:auto;font-size:12px;white-space:nowrap;padding-bottom:4px}.headercta{font-size:11px;padding:7px 10px}.logo{font-size:20px}.brandmark{width:26px;height:30px;font-size:21px;margin-right:7px}.testgrid{grid-template-columns:1fr;gap:20px}.scenearea{position:static}.testtop{flex-wrap:wrap;gap:10px}.testtop>div{flex:1}.testtop p{font-size:9px}.testtop button{padding:9px 12px;font-size:12px;min-height:40px}.testtop b{font-size:16px}#clock{font-size:18px;padding:7px 10px}.testbottom{flex-wrap:wrap}.testbottom>span{width:100%;font-size:14px}.testbottom button{font-size:12px}.question h1{font-size:24px}.topicresults{grid-template-columns:1fr 1fr}.article{padding-top:38px}.article h1{font-size:37px}.signgrid{grid-template-columns:1fr 1fr;gap:12px}.signcard{padding:17px}.signcard h2{font-size:18px}.footgrid{grid-template-columns:1fr 1fr}.footgrid>div:first-child{grid-column:1/-1}.review{padding:18px}.review ul{padding-left:20px}html{scroll-padding-top:140px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}


*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#0a2345;background:#f7faff;line-height:1.45}a{text-decoration:none;color:inherit}.wrap{max-width:1380px;margin:auto;padding:0 24px}
header{height:76px;background:#fff;border-bottom:1px solid #e1eaf3;display:flex;align-items:center;position:sticky;top:0;z-index:10}.head{display:flex;align-items:center;justify-content:space-between;width:100%}.logo{font-size:30px;font-weight:900}.logo span{color:#087cf0}.small{font-size:10px;letter-spacing:1.8px;color:#7d91a9;font-weight:700}.nav{display:flex;gap:24px;font-size:14px;font-weight:700}.support{background:#e8f3ff;padding:12px 18px;border-radius:28px}
.hero{background:linear-gradient(90deg,rgba(4,21,43,.92),rgba(4,21,43,.56),rgba(4,21,43,.18)),url('../images/hero.jpg') center/cover;min-height:480px;color:#fff;display:flex;align-items:center}.heroGrid{display:grid;grid-template-columns:1fr 330px;gap:50px;align-items:center}.badge{display:inline-block;background:#27ad49;padding:7px 13px;border-radius:99px;font-size:13px;font-weight:800}.hero h1{font-size:64px;line-height:1;margin:14px 0;max-width:700px}.hero p{font-size:20px;max-width:680px;font-weight:600}.actions{display:flex;gap:14px;flex-wrap:wrap;margin:25px 0}.btn,button{border:0;border-radius:10px;padding:14px 21px;font-size:16px;font-weight:800;cursor:pointer;background:#087cf0;color:#fff}.green{background:#2db74c!important}.light{background:#e9f4ff!important;color:#075cae!important}.facts{background:rgba(5,25,48,.93);padding:24px;border:1px solid #ffffff66;border-radius:16px}.facts h3{margin-top:0}.facts div{padding:8px 0;border-bottom:1px solid #ffffff22}.checks{display:flex;gap:20px;flex-wrap:wrap;font-size:14px;font-weight:700}.checks span:before{content:'✓';background:#2db74c;border-radius:50%;padding:3px 6px;margin-right:7px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0}.card{background:#fff;border:1px solid #dbe6f1;border-radius:14px;padding:10px;box-shadow:0 5px 18px #163b6508}.card img{width:100%;height:150px;object-fit:cover;border-radius:9px}.card h3{margin:10px 6px 4px}.card p{margin:4px 6px 12px;color:#52667d;min-height:62px}.card .go{display:block;background:#e9f4ff;color:#075cae;text-align:center;padding:10px;border-radius:8px;font-weight:800}.section{padding:20px 0}.topics{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.topic{background:#fff;border:1px solid #dbe6f1;border-radius:12px;text-align:center;padding:18px 8px;font-weight:800}.topic b{display:block;font-size:28px}.infoGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.info{background:#eef6fd;border-radius:14px;padding:22px}.info.donate{background:#fff0f2}
footer{margin-top:35px;background:#071d3b;color:#c7d6e7;padding:30px 0}
.hidden{display:none!important}.testWrap{max-width:1220px;margin:26px auto;padding:0 18px}.test{background:#fff;border:1px solid #dbe6f1;border-radius:16px;overflow:hidden}.testTop{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 18px;border-bottom:1px solid #dbe6f1}.testGrid{display:grid;grid-template-columns:1.15fr .85fr}.scene{width:100%;height:570px;object-fit:cover;background:#dfe8f1}.question{padding:28px}.question h2{font-size:25px}.answer{display:block;width:100%;text-align:left;background:#fff;color:#0a2345;border:1px solid #dbe6f1;margin:8px 0;padding:14px}.answer.selected{border:2px solid #087cf0;background:#edf6ff}.navrow{display:flex;justify-content:space-between;margin-top:22px}.nums{padding:12px 18px;border-top:1px solid #dbe6f1;display:flex;gap:5px;flex-wrap:wrap}.num{width:34px;height:34px;padding:0;background:#edf2f7;color:#53667c}.num.done{background:#bfecc7;color:#12672b}.num.active{background:#087cf0;color:#fff}.result{max-width:900px;margin:30px auto;padding:30px}.review{background:#fff;border:1px solid #dbe6f1;border-radius:12px;padding:16px;margin:10px 0}.pass{color:#18833c}.fail{color:#c93636}
@media(max-width:950px){.nav{display:none}.heroGrid{grid-template-columns:1fr}.facts{display:none}.hero h1{font-size:50px}.cards{grid-template-columns:repeat(2,1fr)}.topics{grid-template-columns:repeat(2,1fr)}.infoGrid{grid-template-columns:1fr}.testGrid{grid-template-columns:1fr}.scene{height:auto;aspect-ratio:16/9}.question{padding:20px}}
@media(max-width:580px){.wrap{padding:0 14px}.logo{font-size:23px}.support{display:none}.hero{min-height:560px}.hero h1{font-size:42px}.hero p{font-size:17px}.cards{grid-template-columns:1fr}.testWrap{padding:0 7px}.testTop{font-size:13px;align-items:flex-start}.testTop button{padding:9px 10px;font-size:12px}.question h2{font-size:21px}}

/* V5 PRO HOMEPAGE */
body{background:#fff}.prohero{position:relative;min-height:520px;background:linear-gradient(90deg,rgba(3,20,42,.95) 0%,rgba(3,20,42,.76) 38%,rgba(3,20,42,.25) 72%),url('../images/hero.jpg') center/cover;color:white;display:flex;align-items:center;overflow:hidden}.prohero:after{content:'';position:absolute;inset:auto 0 0;height:100px;background:linear-gradient(transparent,rgba(0,0,0,.22));pointer-events:none}.progrid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 340px;gap:70px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid #ffffff55;background:#061d36aa;border-radius:30px;padding:8px 13px;font-size:12px;font-weight:900}.dot{width:11px;height:11px;background:#29cf55;border-radius:50%;box-shadow:0 0 0 4px #29cf5530}.prohero h1{font-size:68px;line-height:.98;margin:18px 0 12px;letter-spacing:-2.5px}.prohero h1 span{color:#1590ff}.prohero .lead{font-size:20px;max-width:660px;color:#f3f8ff}.examcard{background:rgba(5,28,52,.91);backdrop-filter:blur(10px);border:1px solid #ffffff66;border-radius:17px;padding:25px;box-shadow:0 20px 60px #0005}.examcard h3{font-size:21px;margin:0 0 14px}.examline{display:flex;gap:11px;padding:9px 0;font-weight:700}.examline i{font-style:normal;width:24px;text-align:center}.proactions{display:flex;gap:12px;margin:24px 0}.proactions button{min-width:245px;box-shadow:0 10px 28px #0003}.benefits{display:flex;gap:22px;flex-wrap:wrap;font-size:13px;font-weight:800}.benefits span:before{content:'✓';display:inline-grid;place-items:center;width:22px;height:22px;border:1px solid #fff;border-radius:50%;margin-right:7px}.homebody{max-width:1420px;margin:auto;padding:18px 28px 50px}.featuregrid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.feature{border:1px solid #d9e5f0;border-radius:14px;overflow:hidden;background:white;box-shadow:0 8px 25px #163b650b;transition:.2s}.feature:hover{transform:translateY(-3px);box-shadow:0 14px 35px #163b6517}.feature img{width:100%;height:145px;object-fit:cover}.featuretext{padding:15px}.feature h3{margin:0 0 7px;font-size:18px}.feature p{margin:0;color:#60748a;font-size:14px;min-height:62px}.feature .arrow{display:block;text-align:right;color:#087cf0;font-size:25px}.statbar{margin:20px 0;background:linear-gradient(90deg,#eaf5ff,#f4f9ff);border-radius:13px;display:grid;grid-template-columns:repeat(5,1fr);padding:17px}.stat{text-align:center;border-right:1px solid #cfe0ef;font-weight:800}.stat:last-child{border:0}.stat b{display:block;font-size:20px}.why{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;margin-top:28px}.whybox{background:#f7fbff;border:1px solid #dfebf5;border-radius:15px;padding:25px}.whychecks{display:grid;grid-template-columns:1fr 1fr;gap:14px}.whychecks div:before{content:'✓';background:#2fbd4d;color:white;border-radius:50%;padding:3px 6px;margin-right:9px}.callout{background:linear-gradient(135deg,#0a2748,#0c559c);color:white;border-radius:15px;padding:26px}.callout h2{margin-top:0}.sectiontitle{font-size:29px;margin:30px 0 15px}
@media(max-width:1000px){.progrid{grid-template-columns:1fr}.examcard{display:none}.featuregrid{grid-template-columns:repeat(2,1fr)}.statbar{grid-template-columns:repeat(2,1fr);gap:14px}.stat{border:0}.why{grid-template-columns:1fr}.prohero h1{font-size:55px}}
@media(max-width:600px){.prohero{min-height:600px}.prohero h1{font-size:45px}.proactions{flex-direction:column}.proactions button{width:100%;min-width:0}.featuregrid{grid-template-columns:1fr}.whychecks{grid-template-columns:1fr}.benefits{gap:10px}.homebody{padding:14px}.statbar{grid-template-columns:1fr 1fr}.nav{display:none}}


/* V6 visual design, with accessible controls from the improved engine. */
:root{--ink:#0a2345;--muted:#52667d;--green:#087cf0;--lime:#e9f4ff;--paper:#fff;--line:#dbe6f1}
.wrap{width:100%;max-width:1380px}.head{min-height:0;gap:20px}.logo{display:inline;font-size:30px;letter-spacing:0}.head nav{font-weight:700}.small{white-space:nowrap}.head .support{font-size:14px;font-weight:700;white-space:nowrap}header{backdrop-filter:none}.prohero .lead{color:#f3f8ff}.prohero h1{font-weight:900}.prohero .eyebrow{letter-spacing:0;margin:0}.prohero .dot{margin:0}.examcard h3{letter-spacing:0}.prohero p{margin:0 0 18px}.prohero .progrid{width:100%}.benefits{margin-bottom:20px}.homebody>.section{padding:35px 0}.sectiontitle{letter-spacing:0}.featuretext h3{letter-spacing:0}.feature{display:block}.feature img{display:block}.statbar .stat{font-size:16px}.cards.three{grid-template-columns:repeat(3,1fr)}.card{padding:24px;display:flex}.card p{min-height:0}.card h3{margin:12px 0}.card.featured{background:#eef6fd;color:#0a2345;border-color:#c4dff6}.featured p{color:#52667d}.featured button{background:#087cf0;color:#fff;border-color:#087cf0}.featured button:hover{background:#0664c3}.secondary{background:#e9f4ff;color:#075cae;border:1px solid #c9dfef}.secondary:hover{background:#d4eafd}button:hover,.button:hover{background:#0664c3}.notice{background:#eef6fd;border-color:#c9dfef}.article{max-width:940px}.article h1{font-size:42px}.article h2{letter-spacing:0}.testarea{max-width:1220px;margin:26px auto;padding:0 18px 45px}.testtop{padding:14px 18px;background:#fff;border:1px solid #dbe6f1;border-radius:16px 16px 0 0;margin:0}.testtop .eyebrow{border:0;background:none;padding:0;color:#52667d;letter-spacing:1px}.testarea progress{margin:0;border-radius:0}.testgrid{background:#fff;border:1px solid #dbe6f1;border-top:0;gap:0;grid-template-columns:1.15fr .85fr;border-radius:0 0 16px 16px;overflow:hidden}.scenearea{position:static;padding:0}.scenearea>.fine{padding:0 12px}.scenearea #scene{border-radius:0;object-fit:contain;height:auto;aspect-ratio:auto}.question{padding:28px}.question h1{font-size:25px}.answer{display:flex;align-items:start;gap:13px;width:100%;text-align:left;font-weight:400}.answer:has(input:checked){border-color:#087cf0;background:#edf6ff;box-shadow:inset 0 0 0 1px #087cf0}#clock{background:#e9f4ff}.testbottom{margin-top:14px;padding-top:14px}.nums{border:0;padding:10px 0}.num{width:auto;min-width:40px;min-height:40px;height:auto;padding:5px 9px}.num.current{background:#087cf0;color:#fff;outline-color:#087cf0}.num.done{background:#bfecc7;color:#12672b}.num.current.done{outline-color:#087cf0}.topicresults p{background:#eef6fd}.explanation{background:#eef6fd}.faq{max-width:none}.faq details{max-width:900px}.footnote{color:#c7d6e7}.footgrid p{color:#c7d6e7}.footgrid>.logo{font-size:25px}.sectionhead h2{font-size:29px;letter-spacing:0}.sectionhead .eyebrow{background:none;border:0;border-radius:0;padding:0;color:#52667d}.sectionhead>p{max-width:400px}.cardnumber{color:#52667d}.testarea .fine{font-size:12px}.questionnav #next{background:#2db74c}.testarea #topicLabel{max-width:650px}
@media(max-width:1100px){header{height:auto;min-height:76px}.head{flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.head nav{display:flex;order:3;width:100%;justify-content:space-between;gap:18px;overflow:auto;white-space:nowrap}.head .support{margin-left:auto}.progrid{gap:30px}.head .logo{font-size:27px}}
@media(max-width:950px){.testgrid{grid-template-columns:1fr}.scenearea{position:static}.cards.three{grid-template-columns:1fr}.testarea .question{padding:20px}.prohero .wrap{padding:30px 24px}.testbottom{flex-wrap:wrap}.testbottom>span{width:100%}.sectionhead{align-items:start;flex-direction:column}.wrap.article{padding-left:22px;padding-right:22px}}
@media(max-width:600px){.head{gap:12px}.head .logo{font-size:23px}.head .small{font-size:8px}.head nav{display:flex;font-size:12px;gap:17px;justify-content:flex-start}.head .support{display:none}.prohero .wrap{padding:30px 14px}.prohero h1{font-size:45px}.prohero .lead{font-size:17px}.prohero .eyebrow{font-size:11px}.testarea{padding:0 7px 30px}.testtop{gap:8px;padding:12px}.testtop b{font-size:14px}.testtop p{font-size:9px}.testtop button{font-size:12px;padding:8px;min-height:38px}.testtop #clock{font-size:17px;padding:7px}.question h1{font-size:22px}.questionnav button{padding:12px 16px}.article h1{font-size:34px}.footgrid{grid-template-columns:1fr 1fr}.sectionhead h2{font-size:26px}.whychecks{gap:20px}.homebody>.section{padding:25px 0}.signgrid{grid-template-columns:1fr 1fr}}

@media(max-width:600px){.head nav{flex-wrap:wrap;overflow:visible;gap:8px 17px;padding-bottom:0}.head{padding-bottom:12px}.head nav a{padding:3px 0}}

/* V9: learning tools within the restored V6 design. */
.stat small{display:block;font-size:11px;font-weight:400}.answer-row{display:flex;align-items:stretch;gap:7px}.answer-row .answer{flex:1;min-width:0}.speak-answer{align-self:center;flex:0 0 44px;width:44px;min-height:44px;padding:7px;font-size:18px}.speak-answer[aria-pressed=true]{background:#c7e5ff;border-color:#087cf0}.speech-tools{border:1px solid #dbe6f1;border-radius:10px;padding:12px;margin:16px 0;background:#f7fbff}.audio-actions{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}.audio-actions button{font-size:13px;padding:9px 12px;min-height:42px}.speech-tools label{font-size:13px}.speech-tools details{margin-top:10px;font-size:13px}.speech-tools select{margin:6px 0 10px}.speech-tools .fine{margin:10px 0 0}.catalog-tools{display:grid;grid-template-columns:2fr 1fr;gap:15px;margin:25px 0}.catalog-tools input{width:100%;padding:12px;border:1px solid #b7cada;border-radius:7px;font:inherit}.catalog-tools select{margin:0}.catalog-count{font-weight:bold}.catalog-card{border:1px solid #dbe6f1;border-radius:12px;padding:20px;background:#fff;scroll-margin-top:150px}.catalog-card h2{font-size:20px;margin:15px 0}.catalog-card .sign-images{height:150px;display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}.sign-images img{max-height:145px;max-width:100%;width:auto;object-fit:contain;image-rendering:auto}.catalog-card .code{font-size:13px;color:#52667d}.catalog-card details{font-size:13px;margin:12px 0}.catalog-card .source-text{white-space:pre-line;margin-top:12px}.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.catalog-card .source-link{font-size:12px}.catalog-card p{font-size:14px}.catalog-pager{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:24px 0}.knowledge-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:25px 0}.knowledge-card{border:1px solid #dbe6f1;padding:20px;border-radius:12px;background:#f7fbff}.knowledge-card h2{font-size:23px;margin:0 0 12px}.knowledge-card p{font-size:15px}.lesson{border-top:1px solid #dbe6f1;margin-top:30px;padding-top:20px}.lesson h3{font-size:21px;letter-spacing:0}.lesson li{margin:8px 0}.lesson .selfcheck{background:#eef6fd;padding:18px;border-radius:10px}.selfcheck summary{font-weight:bold}.source-note{font-size:13px;color:#52667d;margin-top:18px}.reading-time{font-size:13px;color:#52667d}.article.wide{max-width:1250px}.catalog-no-results{padding:25px;background:#eef6fd}.print-help{margin-top:20px}.topic-study-link{display:block;font-size:14px;margin:12px 0;text-decoration:underline}.sign-images.multiple img{max-width:46%}.back-top{display:inline-block;margin:20px 0;text-decoration:underline}@media(max-width:900px){.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.catalog-tools,.knowledge-grid{grid-template-columns:1fr}.catalog-grid{grid-template-columns:1fr}.catalog-card .sign-images{height:130px}.catalog-card .sign-images img{max-height:125px}.catalog-pager{flex-wrap:wrap}.answer-row{gap:5px}.answer-row .answer{padding:12px;font-size:14px}.speak-answer{flex-basis:40px;width:40px}.speech-tools .audio-actions button{font-size:12px}}@media print{header,footer,.catalog-tools,.catalog-pager,.print-help,.topiclinks,.button{display:none!important}.article{max-width:none!important}.lesson{break-inside:avoid}.catalog-grid{grid-template-columns:repeat(2,1fr)}body{color:#000;background:#fff}}

.article{padding-top:32px;padding-bottom:48px}.article .eyebrow{background:#e8f3ff;color:#17486b}.sign-images a{max-width:100%}