:root{
  color-scheme:light;
  --navy:#102038;
  --navy2:#1c304c;
  --ink:#142238;
  --muted:#657081;
  --paper:#f7f4ec;
  --surface:#fffdf8;
  --line:#d9d5ca;
  --lime:#dfff63;
  --lime-soft:#f1f9d8;
  --green:#496b25;
  --rose:#9e312b;
  --rose-soft:#fff1ef;
  --blue-soft:#edf3f8;
  --radius:18px;
  font-family:'DM Sans',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);line-height:1.55}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.45}
a{color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #677f24;outline-offset:4px}
[hidden]{display:none!important}
.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}
.skip{position:absolute;left:12px;top:-80px;background:var(--lime);color:var(--navy);padding:10px 18px;z-index:100;font-weight:700;border-radius:8px}
.skip:focus{top:8px}

.site-header{display:flex;justify-content:space-between;align-items:center;gap:24px;background:var(--surface);color:var(--navy);padding:15px max(5vw,22px);border-bottom:1px solid var(--line);position:relative;z-index:10}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;letter-spacing:.12em;font-size:11px;font-weight:700}
.brand small{display:block;letter-spacing:.01em;font-size:10px;font-weight:500;color:#7d8490;margin-top:2px}
.brand-icon{display:flex;align-items:center;justify-content:center;width:45px;height:45px;border:1px solid #aeb3b9;border-radius:11px;font-family:'Libre Baskerville',Georgia,serif;font-size:17px;letter-spacing:-.08em;background:white}
.brand-icon span{color:#6c812d;margin:0 2px}
.top-tag{border:1px solid #b9bcb9;border-radius:999px;padding:7px 11px;color:#556323;background:#f4f8e5;font-size:10px;font-weight:700;letter-spacing:.12em;white-space:nowrap}

main{min-height:calc(100vh - 180px)}
.hero{padding:68px max(5vw,22px) 75px;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.78fr);gap:clamp(30px,6vw,90px);align-items:center;border-bottom:1px solid var(--line)}
.hero-copy{max-width:850px}
.eyebrow{font-size:10px;letter-spacing:.21em;font-weight:700;color:#56682b;margin:0 0 17px}
.eyebrow.dark{color:#56682b}
.hero h1,.workspace h1{font-family:'Libre Baskerville',Georgia,serif;letter-spacing:-.055em;font-weight:400;line-height:.99;font-size:clamp(46px,6vw,82px);margin:0 0 26px}
.hero h1 em{font-weight:400;font-style:italic;position:relative;display:inline-block}
.hero h1 em:after{content:"";position:absolute;left:2%;bottom:-8px;width:45%;height:7px;border-radius:999px;background:var(--lime);transform:rotate(-1deg);z-index:-1}
.lede{font-size:clamp(17px,1.5vw,20px);line-height:1.7;color:#5f6876;max-width:700px;margin:0 0 30px}
.lede.compact{color:var(--muted);max-width:720px}
.actions,.step-controls{display:flex;flex-wrap:wrap;gap:11px;align-items:center}
.button{border:1px solid transparent;display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:50px;padding:12px 20px;border-radius:11px;font-weight:700;text-align:center;transition:transform .12s ease,background .12s ease,border-color .12s ease}
.button:hover:not(:disabled){transform:translateY(-1px)}
.button.primary{background:var(--navy);color:white;border-color:var(--navy)}
.button.primary:hover:not(:disabled){background:#1b304d}
.button.secondary{background:var(--surface);color:var(--navy);border-color:#aeb4bb}
.small-note{font-size:12px;color:var(--muted);margin:14px 0 0}
.hero-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:34px;max-width:720px}
.hero-facts>div{border-top:1px solid #c9c5bb;padding-top:14px}
.hero-facts strong,.hero-facts span{display:block}
.hero-facts strong{font-size:13px}
.hero-facts span{font-size:11px;color:#7a818d;margin-top:3px}
.hero-aside{background:var(--surface);padding:27px;border:1px solid var(--line);border-radius:26px;min-width:0;box-shadow:0 18px 55px rgba(16,32,56,.08)}
.aside-badge{display:inline-flex;border-radius:999px;background:var(--lime);color:var(--navy);padding:6px 9px;font-size:9px;font-weight:800;letter-spacing:.14em}
.hero-aside h2{font-family:'Libre Baskerville',Georgia,serif;font-weight:400;font-size:30px;line-height:1.2;margin:20px 0 28px;letter-spacing:-.03em}
.metric{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding:14px 0;font-size:12px;color:#7b828d}
.metric strong{color:var(--ink);text-align:right;font-size:12px}
.mini-review{background:var(--navy);color:white;border-radius:18px;padding:18px;margin-top:17px}
.mini-label{display:block;color:var(--lime);font-size:9px;font-weight:800;letter-spacing:.15em}
.mini-review strong{display:block;font-family:'Libre Baskerville',Georgia,serif;font-size:19px;line-height:1.35;margin-top:8px}
.mini-review p{font-size:12px;line-height:1.6;color:#cbd3df;margin:8px 0 0}

.section-heading{padding:66px max(5vw,22px) 24px;display:flex;align-items:end;justify-content:space-between;gap:30px}
.section-heading h2,.reference-section h2{font-family:'Libre Baskerville',Georgia,serif;font-size:clamp(30px,3.1vw,43px);font-weight:400;line-height:1.18;letter-spacing:-.03em;margin:0}
.section-heading>p{color:var(--muted);max-width:450px;margin:0;font-size:14px;line-height:1.7}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;padding:0 max(5vw,22px) 54px}
.feature-card{background:var(--surface);border:1px solid var(--line);padding:27px;border-radius:20px;display:flex;flex-direction:column;min-height:265px}
.feature-number{font-size:10px;letter-spacing:.15em;font-weight:700;color:#667a2e}
.feature-card h3{font-family:'Libre Baskerville',Georgia,serif;font-weight:400;font-size:25px;line-height:1.25;letter-spacing:-.02em;margin:30px 0 10px}
.feature-card p{color:var(--muted);font-size:13px;line-height:1.7;margin:0 0 20px}
.text-button,.coming-soon{align-self:start;border:0;background:none;padding:0;color:var(--navy);margin-top:auto;font-size:12px;font-weight:700;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}
.feature-card.muted{background:#f0eee8}
.coming-soon{color:#6d736d;text-decoration:none}
.format-strip{background:var(--surface);border:1px solid var(--line);border-radius:20px;margin:0 max(5vw,22px) 72px;padding:25px 27px;display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:24px}
.format-strip>div{border-right:1px solid var(--line);padding-right:12px}
.format-strip>div small,.format-strip>div strong,.format-strip>div span{display:block}
.format-strip>div small{letter-spacing:.13em;font-size:9px;color:#767b83}
.format-strip>div strong{margin:7px 0;font-size:15px}
.format-strip>div span{font-size:12px;color:var(--muted)}
.format-strip p{margin:0;color:#596271;font-size:12px;line-height:1.6;align-self:center}

.workspace{max-width:1450px;margin:0 auto;padding:38px max(4vw,22px) 78px}
.workspace h1{font-size:clamp(35px,4vw,55px);line-height:1.08;margin:0 0 10px}
.workspace h2{font-family:'Libre Baskerville',Georgia,serif;font-weight:400;line-height:1.3;letter-spacing:-.025em}
.workspace-top{display:flex;align-items:start;justify-content:space-between;gap:24px}
.subtle{color:var(--muted);margin:0;font-size:13px}
.timer{border:1px solid var(--line);background:var(--surface);padding:10px 18px;min-width:130px;text-align:center;white-space:nowrap;border-radius:13px}
.timer span{display:block;font-size:9px;letter-spacing:.16em;color:var(--muted);font-weight:700}
.timer strong{display:block;font-variant-numeric:tabular-nums;font-size:25px;color:var(--navy)}
.mobile-practice-jumps,.mobile-essay-status{display:none}
.progress-track{height:7px;background:#e2dfd7;border-radius:999px;overflow:hidden;margin:22px 0 27px}
.progress-track div{height:100%;background:#657d29;border-radius:999px;transition:width .2s ease}
.practice-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);gap:18px;align-items:start}
.passage-pane,.question-pane{background:var(--surface);border:1px solid var(--line);padding:clamp(22px,3vw,37px);min-width:0;border-radius:20px}
.passage-pane h2{font-size:28px;margin:0 0 24px}
.passage-body{white-space:pre-line;font-family:Georgia,'Times New Roman',serif;font-size:17px;line-height:1.88;color:#283348}
.question-pane{background:#fbfaf5}
.question-pane h2{font-size:23px;margin:0 0 24px}
.question-pane fieldset{border:0;margin:0;padding:0;min-width:0}
.option{display:grid;grid-template-columns:20px 24px 1fr;align-items:start;gap:10px;padding:15px 15px;border:1px solid #d6d7d3;border-radius:13px;margin:0 0 9px;cursor:pointer;font-size:14px;line-height:1.5;background:white;transition:border-color .12s ease,background .12s ease,transform .12s ease}
.option:hover{border-color:#aeb5a1;background:#fcfdf7}
.option:has(input:checked){background:var(--lime-soft);border:2px solid #7d9636;padding:14px 14px;box-shadow:0 3px 0 rgba(125,150,54,.12)}
.option input{margin:4px 0 0;accent-color:#60792a;flex-shrink:0;width:16px;height:16px}
.option-letter{font-weight:800;color:#526321;min-width:18px}
.workspace-footer{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:20px;flex-wrap:wrap}
.workspace-footer .button.secondary,.workspace .button.secondary{border-color:#b9bdc0;color:var(--ink);background:var(--surface)}

.review-heading-row{display:flex;align-items:start;justify-content:space-between;gap:25px}
.review-badge{border-radius:999px;background:#eef4dc;padding:7px 10px;font-size:9px;font-weight:800;letter-spacing:.14em;color:#556626;white-space:nowrap}
.result-summary{background:var(--surface);border:1px solid var(--line);border-radius:22px;display:grid;grid-template-columns:auto 1fr;align-items:center;gap:30px;padding:25px 29px;margin:28px 0 34px;box-shadow:0 12px 35px rgba(16,32,56,.05)}
.result-score{font-family:'Libre Baskerville',Georgia,serif;font-size:55px;color:var(--navy);font-weight:400;letter-spacing:-.055em}
.result-meta{color:var(--muted);font-size:13px}
.skill-list{background:var(--surface);border:1px solid var(--line);border-radius:20px;margin:16px 0 42px;overflow:hidden}
.skill-row{display:grid;grid-template-columns:minmax(150px,.9fr) minmax(180px,1fr) auto;gap:18px;align-items:center;padding:15px 19px;border-bottom:1px solid var(--line);font-size:13px}
.skill-row:last-child{border-bottom:0}
.skill-bar{height:8px;background:#e7e5df;border-radius:999px;overflow:hidden}
.skill-bar>span{display:block;height:100%;background:#77913a;border-radius:999px}
.skill-row strong{font-size:12px;white-space:nowrap}
.review-section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin:0 0 15px}
.review-section-heading h2{margin:0;font-size:31px}
.review-section-heading>p{max-width:480px;color:var(--muted);font-size:13px;line-height:1.65;margin:0}
.review-list{margin:0 0 34px}
.review-item{background:var(--surface);border:1px solid var(--line);border-radius:16px;margin-bottom:10px;overflow:hidden}
.review-item summary{cursor:pointer;font-weight:700;padding:17px 19px;list-style:none;display:flex;align-items:center;gap:10px}
.review-item summary::-webkit-details-marker{display:none}
.review-item summary:before{content:"+";display:grid;place-items:center;width:24px;height:24px;border:1px solid #c5c8c2;border-radius:50%;font-size:15px;flex:0 0 auto}
.review-item[open] summary:before{content:"−";background:var(--navy);color:white;border-color:var(--navy)}
.review-body{border-top:1px solid var(--line);padding:18px 20px 21px}
.review-answer-card{border:1px solid var(--line);border-radius:13px;padding:14px 15px;margin:9px 0;background:#faf9f5}
.review-answer-card.selected-wrong{border-color:#e3bcb7;background:var(--rose-soft)}
.review-answer-card.correct-choice{border-color:#b9cf8b;background:var(--lime-soft)}
.review-answer-label{display:block;font-size:9px;font-weight:800;letter-spacing:.14em;margin-bottom:5px}
.review-answer-card.selected-wrong .review-answer-label{color:var(--rose)}
.review-answer-card.correct-choice .review-answer-label{color:#4b6b21}
.review-item p{color:#4f5968;font-size:13px;line-height:1.65;margin:10px 0}
.review-item .correct-answer{color:#31511b;font-weight:700}
.review-item .evidence{font-style:italic;border-left:4px solid #9eb35a;padding:12px 14px;background:#f4f6ec;border-radius:0 10px 10px 0}
.review-rationale-list{display:grid;gap:7px;margin-top:13px}
.review-rationale{display:grid;grid-template-columns:28px 1fr;gap:8px;color:#56606e;font-size:12px;line-height:1.55}
.review-rationale strong{color:var(--navy)}

.essay-grid{display:grid;grid-template-columns:minmax(235px,.75fr) minmax(0,1.5fr);gap:24px;margin-top:31px}
.form-label{display:block;font-weight:700;margin-bottom:9px;font-size:13px}
.essay-grid select,.essay-grid textarea{width:100%;border:1px solid #c4c6c6;background:var(--surface);border-radius:12px;padding:14px;color:var(--ink)}
.essay-prompt-full{display:block;margin:10px 0 0;padding:12px 14px;border-left:4px solid #9eb35a;background:#f4f6ec;border-radius:0 10px 10px 0;font-size:13px;line-height:1.55;font-weight:600}
.essay-grid textarea{resize:vertical;min-height:475px;line-height:1.75}
.essay-grid textarea:read-only{background:#efede7}
.essay-guidance{padding:20px 22px;background:#eeece5;border-radius:15px;margin-top:17px}
.essay-guidance h2{margin-top:0;font-size:22px}
.essay-guidance ul{padding-left:21px}
.essay-guidance li{margin:9px 0}
.essay-guidance p{font-size:12px;color:var(--muted)}
.essay-meta{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:11px;margin-top:7px}
.essay-word-guidance{font-size:11px;line-height:1.55;color:var(--muted);margin:8px 0 0}
.essay-word-guidance a{font-weight:700;text-underline-offset:3px}

.reference-section{display:grid;grid-template-columns:1fr 1fr;gap:35px;background:#eeece5;padding:48px max(5vw,22px)}
.reference-section p{color:#596170;max-width:620px;font-size:13px;line-height:1.7}
.reference-links{display:flex;flex-direction:column}
.reference-links a{font-weight:700;padding:13px 0;border-bottom:1px solid #cfcac1;text-decoration:none;font-size:13px}
.reference-links a:hover{text-decoration:underline}
.reference-section .source-note{grid-column:1/-1;max-width:none;font-size:11px;border-top:1px solid #d3cec4;padding-top:17px;margin:0}
.site-footer{background:var(--navy);color:#d4dbe5;padding:31px max(5vw,22px);display:flex;gap:25px;justify-content:space-between;align-items:center;flex-wrap:wrap;font-size:11px}
.site-footer>span{white-space:nowrap;letter-spacing:.16em;color:white;font-weight:700}
.site-footer p{max-width:760px;margin:0}
.footer-actions{display:flex;align-items:center;gap:14px}
.footer-actions a,.footer-button{color:var(--lime);text-decoration:underline;text-underline-offset:3px;font-size:11px}
.footer-button{background:transparent;border:0;padding:4px}

@media(max-width:980px){
  .hero{grid-template-columns:1fr;padding-top:50px;padding-bottom:58px}
  .hero-aside{max-width:680px}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-card:last-child{grid-column:1/-1;min-height:180px}
  .format-strip{grid-template-columns:1fr 1fr}
  .format-strip p{grid-column:1/-1}
  .practice-grid{grid-template-columns:1fr}
  .passage-pane{max-height:none}
  .passage-pane,.question-pane{scroll-margin-top:68px}
  .mobile-practice-jumps{position:sticky;top:8px;z-index:8;display:flex;justify-content:center;gap:8px;width:max-content;margin:0 auto 12px;padding:6px;border:1px solid var(--line);border-radius:999px;background:rgba(255,253,248,.96);box-shadow:0 8px 24px rgba(16,32,56,.08);backdrop-filter:blur(8px)}
  .mobile-practice-jumps button{border:0;border-radius:999px;background:transparent;color:var(--navy);padding:7px 13px;font-size:11px;font-weight:800}
  .mobile-practice-jumps button:hover{background:var(--lime-soft)}
  #essay .workspace-top>.timer{display:none}
  .mobile-essay-status{position:sticky;top:8px;z-index:9;display:flex;justify-content:space-between;align-items:center;gap:16px;margin:10px 0 14px;padding:9px 13px;border:1px solid #cdd3bd;border-radius:12px;background:rgba(244,248,229,.97);box-shadow:0 8px 24px rgba(16,32,56,.08);backdrop-filter:blur(8px);font-size:11px;font-weight:700;color:#56682b}
  .mobile-essay-status strong{font-variant-numeric:tabular-nums;font-size:16px;color:var(--navy)}
}
@media(max-width:650px){
  .site-header{padding:11px 15px}
  .brand{gap:9px;font-size:9px}
  .brand small{font-size:8px}
  .brand-icon{width:36px;height:36px;font-size:13px;border-radius:9px}
  .top-tag{font-size:8px;padding:5px 7px}
  .hero{padding:40px 18px 52px;gap:31px}
  .hero h1{font-size:45px}
  .hero .actions .button{width:100%}
  .hero-facts{grid-template-columns:1fr;gap:8px}
  .hero-facts>div{display:flex;justify-content:space-between;gap:15px}
  .hero-facts span{text-align:right}
  .hero-aside{padding:21px;border-radius:20px}
  .hero-aside h2{font-size:25px}
  .section-heading{display:block;padding:41px 18px 19px}
  .section-heading>p{margin-top:12px}
  .feature-grid{display:block;padding:0 18px 26px}
  .feature-card{margin-bottom:11px;min-height:220px;border-radius:17px}
  .feature-card:last-child{min-height:220px}
  .format-strip{display:block;margin:0 18px 42px;padding:20px;border-radius:16px}
  .format-strip>div{border-right:0;border-bottom:1px solid var(--line);padding:0 0 14px;margin-bottom:14px}
  .workspace{padding:25px 14px 56px}
  .workspace-top{gap:11px}
  .workspace h1{font-size:34px}
  .timer{padding:8px 10px;min-width:93px}
  .timer strong{font-size:20px}
  .progress-track{margin:17px 0 20px}
  .passage-pane,.question-pane{padding:18px;border-radius:16px}
  .passage-body{font-size:16px;line-height:1.78}
  .question-pane h2{font-size:21px}
  .option{grid-template-columns:18px 22px 1fr;padding:14px 13px}
  .option:has(input:checked){padding:13px 12px}
  .workspace-footer{display:block}
  .workspace-footer>.button{margin-bottom:10px}
  .step-controls{display:flex}
  .step-controls .button{flex:1}
  .review-heading-row{display:block}
  .review-badge{display:inline-flex;margin:10px 0 0}
  .result-summary{grid-template-columns:1fr;gap:4px;padding:20px}
  .result-score{font-size:50px}
  .skill-row{grid-template-columns:1fr auto;gap:8px 12px}
  .skill-bar{grid-column:1/-1;grid-row:2}
  .review-section-heading{display:block}
  .review-section-heading>p{margin-top:8px}
  .review-item summary{padding:15px}
  .review-body{padding:15px}
  .essay-grid{grid-template-columns:1fr;gap:22px}
  .essay-grid textarea{min-height:350px}
  .reference-section{grid-template-columns:1fr;padding:35px 18px;gap:18px}
  .reference-section .source-note{grid-column:1}
  .site-footer{padding:28px 18px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*:before,*:after{transition:none!important;animation:none!important}
}