*{box-sizing:border-box}body{margin:0;color:#1e1e1e;background:#f8fafc;font-family:Arial,Roboto,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.4;cursor:default}button:focus-visible{outline:3px solid #d69c00;outline-offset:2px}button{border:0;background:none;color:inherit}header{height:80px;padding:12px 28px;display:flex;justify-content:space-between;align-items:center;background:white;border-bottom:2px dashed #b49ad0}h1{font-size:18px;margin:0 0 8px}header button{font-size:14px;padding:4px 0}.timer{text-align:center;font-size:20px}.timer button{display:block;margin:auto;font-size:11px;font-weight:600}.tools{display:flex;gap:22px}.tools small{display:block;font-size:12px;margin-top:5px}main{display:grid;grid-template-columns:1fr 1fr;height:calc(100vh - 152px);background:white}article{overflow:auto;padding:44px 32px;font:19px/1.5 Georgia,'Times New Roman',serif}article+article{border-left:3px solid #aaa}article p{margin:0 0 16px}.qhead{display:flex;align-items:center;background:#f3f3f3;border-bottom:1px solid #aaa;font:16px Arial;margin:0 0 24px;height:40px}.qhead #number{background:#222;color:white;padding:10px 14px;margin-right:15px}.qhead button{padding:7px}.qhead #eliminate{margin-left:auto}.active{color:#324dc7;font-weight:bold}#prompt{margin-bottom:20px}.option{width:100%;border:1px solid #555;border-radius:7px;display:flex;gap:13px;text-align:left;padding:12px;margin:12px 0;font:18px/1.45 Georgia;background:white}.letter{border:1px solid;border-radius:50%;min-width:24px;height:24px;display:grid;place-items:center;font:14px Arial}.selected{border:2px solid #324dc7;background:#f8f9ff}.selected .letter{background:#324dc7;color:white}.struck{text-decoration:line-through;opacity:.45}footer{height:72px;border-top:2px dashed #b49ad0;display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:white}footer button,.primary{background:#324dc7;color:white;border-radius:24px;padding:11px 25px;font-weight:bold;font-size:14px;margin-left:8px}#nav{background:#000;border-radius:7px;font-size:16px;padding:9px 16px}#examlabel{font-size:13px;max-width:180px}dialog{max-width:850px;width:90%;max-height:85vh;overflow:auto;border:1px solid #333;border-radius:12px;padding:24px}dialog::backdrop{background:#0006}dialog button{border:1px solid #aaa;padding:9px;border-radius:6px;margin:4px}.close{float:right}.grid{display:grid;grid-template-columns:repeat(10,1fr);gap:4px}.grid button{padding:8px;margin:0}.grid .answered{background:#e4e8fb}.grid .flagged{border-color:#324dc7;box-shadow:inset 0 -3px #324dc7}textarea{width:100%;height:180px}table{border-collapse:collapse;width:100%;font:13px/1.4 Arial;margin:16px 0}td,th{border:1px solid #444;padding:6px;text-align:left}caption{font-weight:bold;padding:10px}svg,img{max-width:100%;height:auto}img.figure{display:block;margin:0 auto 20px;max-height:440px}blockquote{margin:16px 22px}math{font-size:1.05em}.homeheader{height:60px;border-bottom:1px solid #111;background:white;padding:0 40px;display:flex;align-items:center;justify-content:space-between}.homecontent{max-width:1700px;margin:auto;padding:24px 32px}.banner{border:1px solid #111;border-radius:14px;background:white;padding:24px;display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.card{border:1px solid #111;border-radius:14px;background:white;padding:20px}.card h3{font-size:18px;margin:14px 0}.card button{background:#324dc7;color:white;border-radius:8px;padding:10px;margin:4px 0;width:100%;font-weight:bold}.counts{font-size:12px;color:#555}.filters{display:flex;gap:10px;margin:18px 0;flex-wrap:wrap}.filters input,.filters select{padding:10px;border:1px solid #aaa;border-radius:7px;background:white}.searchresult{padding:14px;border:1px solid #bbb;background:white;margin:8px 0;border-radius:7px;cursor:pointer}.muted{color:#666;font-size:13px}.entry{width:200px;padding:12px;font-size:22px;border:1px solid #555;border-radius:5px}.highlighted{background:#fff3ad}@media(max-width:480px){main{display:block;height:auto}article+article{border-left:0;border-top:2px solid #aaa}article{padding:24px}.tools{gap:8px}header{padding:12px;height:auto}footer{position:sticky;bottom:0;padding:10px;height:auto;gap:8px;flex-wrap:wrap}footer button{padding:10px}#examlabel{display:none}.grid{grid-template-columns:repeat(5,1fr)}.banner{display:block}}
/* Render KaTeX's MathML with Safari's native math layout, including fractions. */
.katex-mathml{display:inline!important;position:static!important;clip:auto!important;clip-path:none!important;border:0!important;height:auto!important;width:auto!important;overflow:visible!important;padding:0!important;white-space:normal!important}
.katex-html{display:none!important}
.katex-display .katex-mathml{display:block!important;text-align:center}
.katex-display{display:block!important;width:100%;margin:1em 0!important;text-align:center!important}
.display-equation{display:block!important;clear:both;width:100%;margin:1em 0;text-align:center}
.display-equation>.katex-display{margin:0!important}
body{font-family:Roboto,Arial,sans-serif}article,.option{font-family:'Noto Serif',Georgia,serif}.source-visualization{font-size:16px;line-height:24px}.source-visualization svg{display:block;margin:auto}.source-catalog button{font-family:Roboto,Arial,sans-serif}.source-catalog .grid{display:grid;gap:16px}.source-visualization table{font-family:'Times New Roman',serif}.homecontent>h2{display:none}header .tools button{width:90px}

/* Bluecorn identity carried into the offline practice catalog. */
:root{--bluecorn-blue:#354fc3;--bluecorn-ink:#171717;--bluecorn-line:#d7d7d7;--bluecorn-canvas:#f7f8fb}
body{color:var(--bluecorn-ink);background:var(--bluecorn-canvas)}
.homeheader{height:64px;padding:0 clamp(20px,5vw,72px);border-bottom:1px solid var(--bluecorn-line);font-size:21px;font-weight:750;letter-spacing:-.035em}
.homeheader .brand{display:flex;align-items:center;min-width:0}
.homeheader .brand-logo{display:block;width:164px;height:52px;object-fit:contain}
.homeheader span{font-size:13px;font-weight:550;letter-spacing:0;color:#646464}
.homecontent{max-width:1540px;padding:clamp(22px,4vw,52px) clamp(18px,4vw,56px)}
.banner{position:relative;overflow:hidden;min-height:200px;border:1px solid #d9dce6;border-radius:16px;background:linear-gradient(112deg,#fff 0%,#fff 62%,#f0f3ff 100%);padding:clamp(26px,4vw,48px);margin-bottom:30px;box-shadow:0 8px 28px #1d2b5510}
.banner:after{content:"";position:absolute;width:270px;height:270px;right:-72px;top:-112px;border:1px solid #c9d2ff;border-radius:50%;box-shadow:0 0 0 30px #f4f6ff,0 0 0 60px #f8f9ff;pointer-events:none}
.banner>div{position:relative;z-index:1;max-width:720px}.banner h1{font-size:clamp(28px,4vw,42px);letter-spacing:-.045em;margin:0 0 10px;color:#161616}.banner p{font-size:17px;font-weight:600;margin:0 0 8px}.banner .muted{font-size:13px}
.banner .primary{position:relative;z-index:1;border-radius:8px;padding:13px 22px;background:var(--bluecorn-blue);box-shadow:0 4px 10px #354fc329}
.filters{gap:12px;margin:0 0 24px}.filters input,.filters select{min-height:44px;border:1px solid #c9cbd3;border-radius:8px;padding:10px 13px;box-shadow:0 1px 2px #00000008}.filters input{min-width:min(340px,100%)}.filters input:focus,.filters select:focus{outline:3px solid #dce2ff;border-color:var(--bluecorn-blue)}
.source-catalog{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(260px,100%),1fr));gap:16px}
.source-catalog>div{border:1px solid #d9dbe2;border-radius:12px;padding:17px;background:#fff;box-shadow:0 2px 8px #1e2c5008;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}
.source-catalog>div[style]{border-color:#d9dbe2!important;border-radius:12px!important;box-shadow:0 2px 8px #1e2c5008!important;padding:17px!important;background:#fff!important}
.source-catalog>div[class]{border:1px solid #d9dbe2!important;border-radius:12px!important;box-shadow:0 2px 8px #1e2c5008!important;padding:17px!important;background:#fff!important}
.source-catalog>div[class] h3{min-height:0!important;font-size:16px!important;letter-spacing:-.02em!important}
.source-catalog>div[class] button{border-radius:7px!important}
.source-catalog>div:hover{transform:translateY(-2px);border-color:#aeb9ef;box-shadow:0 8px 20px #1e2c5012}
.source-catalog h3{font-size:16px;letter-spacing:-.02em;line-height:1.35;margin:12px 0 16px;color:#191919}
.source-catalog button{border-radius:7px;background:var(--bluecorn-blue);padding:10px 12px;font-size:13px;transition:filter .15s ease,transform .15s ease}.source-catalog button:hover{filter:brightness(.94);transform:translateY(-1px)}
.counts{color:#6b6d76;font-size:12px;font-weight:550;line-height:1.5}
@media(max-width:700px){.homeheader{padding:0 18px}.homeheader .brand-logo{width:144px;height:46px}.homecontent{padding:20px 16px}.banner{min-height:0;padding:26px 22px}.banner .primary{margin-top:20px}.banner:after{opacity:.55;right:-190px}}
/* Source catalog React utility classes are emitted inline by its renderer. */
.source-catalog .rounded-\[14px\]{border-radius:12px!important}.source-catalog .border-black{border-color:#d9dbe2!important}.source-catalog .shadow-2xs{box-shadow:0 2px 8px #1e2c5008!important}.source-catalog .p-4{padding:17px!important}.source-catalog .gap-4{gap:16px!important}.source-catalog .text-\[18px\]{font-size:16px!important}
.source-catalog>div{border:1px solid #d9dbe2!important;border-radius:12px!important;padding:17px!important;background:#fff!important;box-shadow:0 2px 8px #1e2c5008!important}.source-catalog h3{min-height:0!important;font-size:16px!important;letter-spacing:-.02em!important}
/* Bluecorn's section marker is a fine spectrum rule across the exam frame. */
header{border-bottom:0;background-image:linear-gradient(90deg,#ed4646 0 2.2%,#f28b22 2.2% 4.4%,#f3c628 4.4% 6.6%,#d7dc31 6.6% 8.8%,#58c65a 8.8% 11%,#24b8a3 11% 13.2%,#31b7dc 13.2% 15.4%,#3879e5 15.4% 17.6%,#5054d9 17.6% 19.8%,#8c46cb 19.8% 22%,#ca43bf 22% 24.2%,#e84c83 24.2% 26.4%,#ed4646 26.4% 28.6%,#f28b22 28.6% 30.8%,#f3c628 30.8% 33%,#d7dc31 33% 35.2%,#58c65a 35.2% 37.4%,#24b8a3 37.4% 39.6%,#31b7dc 39.6% 41.8%,#3879e5 41.8% 44%,#5054d9 44% 46.2%,#8c46cb 46.2% 48.4%,#ca43bf 48.4% 50.6%,#e84c83 50.6% 52.8%,#ed4646 52.8% 55%,#f28b22 55% 57.2%,#f3c628 57.2% 59.4%,#d7dc31 59.4% 61.6%,#58c65a 61.6% 63.8%,#24b8a3 63.8% 66%,#31b7dc 66% 68.2%,#3879e5 68.2% 70.4%,#5054d9 70.4% 72.6%,#8c46cb 72.6% 74.8%,#ca43bf 74.8% 77%,#e84c83 77% 79.2%,#ed4646 79.2% 81.4%,#f28b22 81.4% 83.6%,#f3c628 83.6% 85.8%,#d7dc31 85.8% 88%,#58c65a 88% 90.2%,#24b8a3 90.2% 92.4%,#31b7dc 92.4% 94.6%,#3879e5 94.6% 96.8%,#8c46cb 96.8% 100%);background-repeat:no-repeat;background-size:100% 3px;background-position:bottom}
+footer{border-top:0;background-image:linear-gradient(90deg,#ed4646 0 2.2%,#f28b22 2.2% 4.4%,#f3c628 4.4% 6.6%,#d7dc31 6.6% 8.8%,#58c65a 8.8% 11%,#24b8a3 11% 13.2%,#31b7dc 13.2% 15.4%,#3879e5 15.4% 17.6%,#5054d9 17.6% 19.8%,#8c46cb 19.8% 22%,#ca43bf 22% 24.2%,#e84c83 24.2% 26.4%,#ed4646 26.4% 28.6%,#f28b22 28.6% 30.8%,#f3c628 30.8% 33%,#d7dc31 33% 35.2%,#58c65a 35.2% 37.4%,#24b8a3 37.4% 39.6%,#31b7dc 39.6% 41.8%,#3879e5 41.8% 44%,#5054d9 44% 46.2%,#8c46cb 46.2% 48.4%,#ca43bf 48.4% 50.6%,#e84c83 50.6% 52.8%,#ed4646 52.8% 55%,#f28b22 55% 57.2%,#f3c628 57.2% 59.4%,#d7dc31 59.4% 61.6%,#58c65a 61.6% 63.8%,#24b8a3 63.8% 66%,#31b7dc 66% 68.2%,#3879e5 68.2% 70.4%,#5054d9 70.4% 72.6%,#8c46cb 72.6% 74.8%,#ca43bf 74.8% 77%,#e84c83 77% 79.2%,#ed4646 79.2% 81.4%,#f28b22 81.4% 83.6%,#f3c628 83.6% 85.8%,#d7dc31 85.8% 88%,#58c65a 88% 90.2%,#24b8a3 90.2% 92.4%,#31b7dc 92.4% 94.6%,#3879e5 94.6% 96.8%,#8c46cb 96.8% 100%);background-repeat:no-repeat;background-size:100% 3px;background-position:top}
/* Bluebook-style question composition: keep each question's content with its own prompt. */
main.single-column{display:block;overflow:auto}
main.single-column #passage{display:none}
main.single-column #question{width:min(100%,980px);height:100%;margin:0 auto;border:0;overflow:auto}
.option{align-items:flex-start}
.option-content{min-width:0;flex:1}
.option-content .source-visualization{margin:0;max-width:100%;overflow-x:auto}
.option-content .source-visualization table{width:auto;max-width:100%;font-size:13px}
.option-content img.figure{margin:0;max-height:300px}
.drill-filters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:14px 0 10px}
.drill-field{display:grid;gap:6px;font:600 13px/1.3 Roboto,Arial,sans-serif;color:#383a42}
.drill-field select{width:100%;min-height:42px;padding:9px 11px;border:1px solid #c9cbd3;border-radius:8px;background:#fff;font:14px Roboto,Arial,sans-serif;color:#171717}
.drill-note{margin:2px 0 8px;color:#747680;font:12px/1.45 Roboto,Arial,sans-serif}
.drill-count{margin:8px 0 14px;color:#666;font:13px Roboto,Arial,sans-serif}
.drill-start{margin:0!important;border:0!important;border-radius:8px!important}
#passage .cb-indent{margin:8px 0 14px 2.25rem!important;line-height:1.45!important}
#passage .cb-indent+br{display:none}
#passage,#prompt{overflow-wrap:anywhere}
#passage .source-visualization,#prompt .source-visualization{margin:10px 0 18px;max-width:100%;overflow-x:auto}
#prompt .figure{max-height:380px}
@media(max-width:700px){main.single-column #question{height:auto;min-height:calc(100vh - 152px)}}
/* Keep the active exam surface visible when switching away from the catalog. */
#home[hidden],#practice[hidden]{display:none!important}
#practice:not([hidden]){display:block!important;visibility:visible!important;opacity:1!important}
#practice:not([hidden])>header,#practice:not([hidden])>footer{display:flex!important}
#practice:not([hidden])>main:not(.single-column){display:grid!important}
#practice:not([hidden])>main.single-column{display:block!important}
#practice:not([hidden])>main:not(.single-column){grid-template-columns:minmax(0,1fr) minmax(0,1fr)!important;}
@media(max-width:480px){#practice:not([hidden])>main:not(.single-column){display:block!important;height:auto!important}}
@media(min-width:481px){#practice:not([hidden])>main:not(.single-column)>#passage{grid-column:1!important;grid-row:1!important}#practice:not([hidden])>main:not(.single-column)>#question{grid-column:2!important;grid-row:1!important}}
@media(max-width:600px){.drill-filters{grid-template-columns:1fr}}