:root{--navy:#0A2344;--deep:#071629;--mid:#163A63;--white:#fff;--bg:#F4F7FB;--line:#DCE5F0;--muted:#6E8096;--ink:#122C4D;--pale:#EAF0F8;--red:#C74F55;--green:#177E69;--shadow:0 24px 70px rgba(10,35,68,.07)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
.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}
summary{cursor:pointer}
body{margin:0;color:var(--ink);font:400 15px/1.65 'Montserrat',sans-serif;background:var(--bg);-webkit-font-smoothing:antialiased}
button,input{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.55}
button:focus-visible,input:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:3px solid #739FD2;outline-offset:3px}
a{color:inherit;text-decoration:none}
::selection{background:#B8D0F0;color:#071629}
#app{min-height:100vh}
.splash{position:fixed;z-index:100;inset:0;background:var(--deep);display:grid;place-items:center;color:#C7D5E5;transition:opacity .65s ease,visibility .65s ease}
.splash.hide{opacity:0;visibility:hidden;pointer-events:none}
.splash-inner{text-align:center;animation:revealLogo 1.15s cubic-bezier(.16,1,.3,1) both}
.splash-icon-frame{width:min(74vw,420px);margin:auto}
.splash-icon-frame img{width:100%;height:auto;mix-blend-mode:screen}
.splash-rule{height:1px;background:#4F6C8A;margin:34px auto 22px;max-width:108px;opacity:.7}
.splash p{font-size:9px;letter-spacing:.31em;font-weight:700}
@keyframes revealLogo{from{opacity:0;transform:scale(.94) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}
.shell{width:min(1280px,calc(100% - 104px));margin:0 auto}
.header{height:96px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;line-height:1.15;font-size:16px;font-weight:800;letter-spacing:-.045em}
.brand-emblem{height:35px;width:35px;border-radius:9px;background:var(--navy);display:grid;place-items:center;color:#fff;font-size:19px}
.brand-text small{display:block;font-size:9px;letter-spacing:.04em;color:var(--muted);font-weight:600;margin-top:5px}
.brand-light .brand-emblem{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.13)}
.brand-light .brand-text small{color:#94AFC9}
.header-meta{font-size:11px;text-transform:uppercase;letter-spacing:.16em;font-weight:800;color:#8BA5C0}
.header-link{font-size:12px;font-weight:700;color:inherit;border-bottom:1px solid currentColor;padding-bottom:4px;opacity:.8}
.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:10px;line-height:1.5;font-weight:800}
.eyebrow::before{content:'';display:inline-block;width:20px;height:1px;vertical-align:middle;background:currentColor;margin-right:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:18px;border:1px solid transparent;min-height:59px;padding:0 27px;font-size:11px;letter-spacing:.09em;font-weight:800;text-transform:uppercase;transition:background .18s ease,color .18s ease,transform .18s ease,border-color .18s ease;white-space:nowrap}
.btn:hover:not(:disabled){transform:translateY(-2px)}
.btn:active:not(:disabled){transform:translateY(0)}
.btn svg{flex:none}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover:not(:disabled){background:var(--mid)}
.btn-light{background:#fff;color:var(--navy)}
.btn-light:hover:not(:disabled){background:#e9f1fa}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--line)}
.btn-ghost:hover:not(:disabled){background:#fff}
.btn-block{width:100%}
.step-pill{display:inline-flex;gap:10px;align-items:center;border:1px solid var(--line);padding:9px 14px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:#49637f}
.dot{width:7px;height:7px;border-radius:50%;background:var(--green)}
/* Landing */
.landing{background:var(--deep);min-height:100vh;color:#fff;overflow:hidden;position:relative}
.landing:after{content:'';pointer-events:none;position:absolute;width:720px;height:720px;border:1px solid rgba(148,177,204,.08);border-radius:50%;right:-270px;top:170px;box-shadow:0 0 0 140px rgba(255,255,255,.012),0 0 0 280px rgba(255,255,255,.009)}
.landing .header{border-bottom:1px solid rgba(218,230,241,.14)}
.hero{position:relative;z-index:1;min-height:600px;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(260px,.55fr);align-items:center;gap:30px;padding:76px 0 86px}
.hero-eyebrow{color:#95B4D2;margin:0 0 34px}
.hero-title{margin:0;font-size:clamp(72px,9.2vw,148px);line-height:.96;letter-spacing:-.088em;font-weight:800}
.hero-title span{display:block}
.hero-title span:last-child{color:#A9C5E2}
.hero-by{color:#A6BDCF;margin:26px 0 0;font-size:14px;letter-spacing:-.01em}
.hero-right{align-self:end;padding-bottom:39px;border-left:1px solid rgba(255,255,255,.25);padding-left:36px}
.hero-right p{color:#BBD0E3;font-size:16px;line-height:1.9;max-width:330px;margin:0 0 38px}
.hero-right .btn{min-width:245px}
.hero-bottom{position:relative;z-index:1;display:flex;gap:0;border-top:1px solid rgba(218,230,241,.14)}
.hero-feature{flex:1;display:flex;align-items:center;gap:20px;padding:26px 0;border-right:1px solid rgba(218,230,241,.14)}
.hero-feature:last-child{border-right:0;padding-left:36px}
.hero-feature:not(:first-child){padding-left:36px}
.hero-feature .n{color:#7B9DBE;font-size:12px;font-weight:800;letter-spacing:.1em}
.hero-feature strong{color:#F5F8FC;font-size:12px;letter-spacing:.015em;font-weight:600}
.landing-bottom{display:flex;justify-content:space-between;color:#7290B2;font-size:10px;padding:30px 0}
/* Form */
.light-page{min-height:100vh;background:var(--bg)}
.light-page .header{border-bottom:1px solid var(--line)}
.form-main{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.04fr);gap:min(10vw,130px);align-items:start;padding:80px 0 110px}
.form-intro{padding-top:28px;position:sticky;top:40px}
.form-intro .eyebrow{color:#6D8DAF;margin:0 0 27px}
.display-heading{font-size:clamp(45px,5.1vw,75px);letter-spacing:-.075em;line-height:1.13;margin:0;color:var(--navy);font-weight:800}
.display-heading span{color:#8CA8C7}
.form-intro .lead{max-width:440px;color:#7B8EA4;line-height:1.95;font-size:14px;margin:26px 0 54px}
.form-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;border-top:1px solid #CCD9E8;padding-top:24px;max-width:440px}
.metric b{display:block;font-size:29px;font-weight:800;color:var(--navy);letter-spacing:-.065em}
.metric small{display:block;font-size:10px;color:var(--muted);margin-top:2px}
.form-panel{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:42px 42px 44px}
.panel-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:31px}
.panel-title{font-size:18px;font-weight:800;letter-spacing:-.045em;color:var(--navy);margin:0}
.panel-subtitle{color:var(--muted);font-size:12px;margin:5px 0 0}
.form-step{font-size:10px;color:#A3B4C8;font-weight:800;letter-spacing:.16em}
.field{margin-bottom:23px}
.label{display:block;font-size:12px;font-weight:800;color:var(--navy);margin-bottom:10px}
.label .optional{font-weight:500;color:#8DA0B7}
.control{width:100%;height:52px;background:#FAFCFE;border:1px solid var(--line);padding:0 17px;border-radius:0;outline:none;color:var(--navy);font-size:13px;transition:background .15s,border-color .15s}
.control::placeholder{color:#A9B8C9}
.control:focus{background:#fff;border-color:#456D99;box-shadow:0 0 0 3px rgba(69,109,153,.12)}
.field-row{display:grid;grid-template-columns:.38fr .62fr;gap:16px}
.upload-head{display:flex;justify-content:space-between;align-items:center;margin:33px 0 11px}
.file-note{font-size:10px;color:var(--muted);font-weight:600}
.dropzone{min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;border:1.5px dashed #A9BDD5;background:#F8FAFD;text-align:center;padding:24px 18px;transition:border-color .18s,background .18s}
.dropzone:hover,.dropzone.dragover{background:#ECF3FB;border-color:#507BAA}
.drop-icon{width:48px;height:48px;border:1px solid #D2DDEA;background:white;display:grid;place-items:center;color:var(--navy);margin-bottom:2px}
.dropzone strong{font-size:12px;color:var(--navy);font-weight:800}
.dropzone p{font-size:10px;color:#899EB5;margin:0}
.upload-choose{font-weight:800;color:var(--mid);text-decoration:underline;text-underline-offset:3px}
.file-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:13px 15px;border:1px solid #BCD9CC;background:#F5FBF8;margin-top:12px}
.file-name{font-size:11px;font-weight:700;color:var(--navy);overflow-wrap:anywhere}
.file-detail{font-size:10px;color:var(--green)}
.file-actions{display:flex;gap:9px;flex:none}
.tiny-action{padding:3px 4px;border:0;background:none;color:var(--mid);font-size:10px;font-weight:800;text-decoration:underline}
.form-footnote{margin:17px 0 0;font-size:10px;color:#879DB5;text-align:center}
.form-errors{font-size:12px;color:var(--red);margin:12px 0;min-height:16px}
.progress-process{background:#EDF3FA;border:1px solid #CCDCEC;padding:18px;margin:16px 0;display:flex;align-items:center;gap:14px;color:var(--navy);font-size:12px;font-weight:700}
.spinner{width:19px;height:19px;border:2px solid #CADBEC;border-top-color:var(--navy);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
/* Exam */
.exam-page{min-height:100vh;background:#F3F6FA}
.exam-header{background:#fff;border-bottom:1px solid var(--line)}
.exam-header .header{height:85px}
.exam-user{display:flex;align-items:center;gap:15px;color:var(--muted);font-size:11px}
.user-circle{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#EAF0F8;color:var(--navy);font-size:13px;font-weight:800}
.exam-user strong{display:block;color:var(--navy);font-size:12px}
.exam-container{width:min(950px,calc(100% - 48px));margin:0 auto;padding:56px 0 110px}
.exam-topline{display:flex;align-items:flex-start;justify-content:space-between;gap:25px;margin-bottom:26px}
.exam-topline .eyebrow{color:#758CA5;margin:0 0 11px}
.exam-topline h1{font-size:35px;letter-spacing:-.065em;color:var(--navy);margin:0;line-height:1.15}
.exam-timebox{display:flex;align-items:center;gap:15px;background:white;border:1px solid var(--line);padding:14px 23px;min-width:156px}
.time-caption{font-size:9px;color:#8B9DB1;letter-spacing:.09em;text-transform:uppercase;font-weight:800;display:block}
.time-num{font-size:29px;font-weight:800;letter-spacing:-.065em;color:var(--navy);line-height:1.25;font-variant-numeric:tabular-nums}
.exam-timebox.warning{border-color:#E4B8B8;background:#FFF7F7}
.exam-timebox.warning .time-num{color:#B94B50}
.progress-track{height:4px;background:#DFE7F1;margin-bottom:28px;overflow:hidden}
.progress-fill{height:100%;background:var(--navy);transition:width .3s ease}
.question-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:40px 46px 44px}
.question-tag{display:flex;gap:11px;align-items:center;margin-bottom:25px}
.question-tag span:first-child{background:var(--navy);color:#fff;padding:7px 11px;font-size:10px;font-weight:800;letter-spacing:.05em}
.question-tag span:last-child{color:#8C9FB4;font-size:11px}
.question-text{font-size:clamp(18px,2.2vw,24px);font-weight:700;line-height:1.65;letter-spacing:-.03em;color:var(--navy);margin:0 0 32px}
.answers{display:grid;gap:11px}
.answer{display:grid;grid-template-columns:38px 1fr 22px;gap:17px;align-items:center;min-height:76px;padding:14px 17px;border:1px solid #DFE7F0;background:#FCFDFE;text-align:left;cursor:pointer;color:#304A68;transition:background .17s,border-color .17s}
.answer:hover:not(:disabled){border-color:#8FAAC7;background:#F5F9FD}
.answer.selected{border:1.5px solid var(--navy);background:#EDF3FA;color:var(--navy)}
.answer:disabled{cursor:not-allowed}
.answer .letter{border:1px solid #CBD9E7;width:35px;height:35px;display:grid;place-items:center;background:#fff;font-size:12px;font-weight:800;color:var(--navy)}
.answer.selected .letter{background:var(--navy);color:#fff;border-color:var(--navy)}
.answer .body{font-size:13px;line-height:1.6;font-weight:600}
.answer .check{font-size:18px;text-align:right;color:var(--navy)}
.exam-notice{margin-top:22px;display:flex;align-items:center;gap:10px;padding:13px 16px;background:#FFF6F6;color:#A83D43;font-size:12px;font-weight:700;border:1px solid #F0D1D1}
.exam-controls{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-top:25px}
.exam-hint{max-width:370px;font-size:11px;line-height:1.7;color:#8699AD}
.exam-controls .btn{min-width:220px}
.security-line{margin:38px auto 0;text-align:center;color:#96A7B9;font-size:10px}
/* Results */
.results-page{min-height:100vh;background:var(--bg)}
.results-page .header{border-bottom:1px solid var(--line)}
.results-wrap{width:min(1040px,calc(100% - 52px));margin:0 auto;padding:65px 0 100px}
.result-banner{background:var(--deep);color:#fff;padding:46px 52px;display:grid;grid-template-columns:1fr 200px;align-items:center;gap:35px;position:relative;overflow:hidden}
.result-banner:after{content:'';position:absolute;border:1px solid rgba(255,255,255,.09);border-radius:50%;height:350px;width:350px;right:-150px;top:-100px;pointer-events:none}
.result-banner .eyebrow{color:#9EBBDD}
.result-banner h1{font-size:clamp(32px,4vw,52px);line-height:1.18;letter-spacing:-.065em;margin:18px 0 16px}
.result-banner p{font-size:13px;color:#B4C6D9;margin:0;max-width:500px}
.score-disc{width:166px;height:166px;border:9px solid #83A9D1;border-left-color:#254F7B;border-bottom-color:#254F7B;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-direction:column}
.score-disc b{font-size:44px;line-height:1.1;letter-spacing:-.08em}
.score-disc small{font-size:9px;letter-spacing:.1em;color:#ACC7E2}
.result-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin:22px 0 50px}
.result-stat{padding:26px 22px;background:#fff}
.result-stat b{font-size:31px;letter-spacing:-.065em;font-weight:800;color:var(--navy);display:block}
.result-stat small{font-size:10px;color:#8498AE}
.review-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}
.review-head h2{font-size:25px;letter-spacing:-.05em;color:var(--navy);margin:6px 0 0}
.review-head .eyebrow{color:#7C96B4}
.review-head .btn{min-height:49px}
.review-list{display:grid;gap:12px}
.review-item{border:1px solid var(--line);background:#fff}
.review-summary{width:100%;border:0;background:#fff;display:grid;grid-template-columns:auto minmax(0,1fr) auto auto;align-items:center;gap:17px;padding:18px 22px;text-align:left;color:var(--navy)}
.review-index{font-size:11px;font-weight:800;color:#86A0BB}
.review-title{font-weight:700;font-size:12px;line-height:1.6;overflow:hidden}
.review-badge{font-size:10px;font-weight:800;padding:6px 11px;background:#F0F4F9;color:#56708D;white-space:nowrap}
.review-badge.correct{background:#E7F5F0;color:#20836F}
.review-badge.incorrect{background:#FFF0F0;color:#C05257}
.review-chevron{font-size:19px;color:#708CAC}
.review-detail{border-top:1px solid var(--line);padding:25px 27px 29px;background:#FBFCFE}
.review-answer{font-size:12px;line-height:1.8;margin:0 0 12px}
.review-answer strong{color:var(--navy)}
.review-explanation{font-size:12px;line-height:1.85;color:#536C86;padding:15px 17px;background:#EDF3FA;border-left:3px solid var(--mid);margin-top:18px}
.review-ref{margin-top:12px;font-size:10px;color:#8196AC}
.review-options{display:grid;gap:7px;margin:16px 0}
.review-option{padding:9px 14px;border:1px solid var(--line);font-size:11px;color:#4A6079}
.review-option.right{border-color:#99CCB9;background:#EFF9F5;color:#176F5B}
.review-option.wrong{border-color:#E8B7BB;background:#FEF1F1;color:#AD4549}
.toast{position:fixed;right:20px;bottom:20px;z-index:200;max-width:370px;padding:15px 19px;background:var(--navy);color:#fff;font-size:12px;box-shadow:0 10px 30px #07162940;opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .2s,transform .2s}
.toast.show{opacity:1;transform:translateY(0)}
.footer-note{margin-top:48px;text-align:center;font-size:10px;color:#93A4B6}
@media(max-width:1050px){
 .shell{width:min(100% - 64px,1280px)}
 .hero{grid-template-columns:1fr;gap:55px;padding:84px 0 65px}
 .hero-right{align-self:start;padding:0 0 0 24px}
 .hero-right p{max-width:490px}
 .form-main{gap:45px}
 .form-panel{padding:32px}
 .form-intro{position:static}
}
@media(max-width:730px){
 .shell{width:calc(100% - 38px)}
 .header{height:74px}
 .header-meta{display:none}
 .brand{font-size:14px}
 .hero{padding:72px 0 65px;gap:45px;min-height:auto}
 .hero-title{font-size:clamp(67px,13vw,112px)}
 .hero-by{font-size:12px}
 .hero-right{padding-left:20px}
 .hero-right p{font-size:14px}
 .hero-feature{display:block;padding:18px 10px!important}
 .hero-feature:first-child{padding-left:0!important}
 .hero-feature .n{display:block;margin-bottom:8px}
 .hero-feature strong{font-size:10px}
 .landing-bottom{display:block;line-height:1.9}
 .form-main{display:block;padding:44px 0 70px}
 .form-intro{padding:0 0 42px}
 .form-intro .lead{margin:22px 0 29px}
 .form-metrics b{font-size:24px}
 .form-panel{padding:26px 21px}
 .field-row{grid-template-columns:1fr;gap:0}
 .panel-header{margin-bottom:23px}
 .exam-header .header{height:73px}
 .exam-user{gap:8px}
 .exam-user strong{font-size:10px;max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
 .exam-user .user-circle{width:31px;height:31px}
 .exam-container{width:calc(100% - 34px);padding:36px 0 80px}
 .exam-topline h1{font-size:26px}
 .exam-topline .eyebrow{font-size:9px}
 .exam-timebox{min-width:112px;padding:10px 12px;gap:7px}
 .time-num{font-size:23px}
 .question-card{padding:26px 18px 28px}
 .question-text{font-size:18px;line-height:1.7}
 .answer{grid-template-columns:32px minmax(0,1fr) 15px;gap:10px;min-height:67px;padding:12px 10px}
 .answer .letter{width:30px;height:30px;font-size:11px}
 .answer .body{font-size:12px}
 .exam-controls{display:block}
 .exam-controls .btn{width:100%;margin-top:19px}
 .exam-hint{max-width:none}
 .results-wrap{width:calc(100% - 34px);padding:32px 0 70px}
 .result-banner{padding:31px 24px;grid-template-columns:1fr}
 .score-disc{width:132px;height:132px;border-width:8px}
 .score-disc b{font-size:38px}
 .result-stats{grid-template-columns:repeat(2,1fr)}
 .result-stat{padding:20px}
 .review-head{display:block}
 .review-head .btn{margin-top:20px}
 .review-summary{grid-template-columns:auto 1fr auto;gap:9px;padding:15px}
 .review-badge{grid-column:2;justify-self:start}
 .review-chevron{grid-column:3;grid-row:1}
 .review-detail{padding:18px 16px}
}
@media(max-width:380px){
 .hero-title{font-size:64px}
 .btn{white-space:normal}
 .panel-header{align-items:start}
 .exam-topline{gap:10px}
 .time-num{font-size:20px}
 .form-metrics{gap:8px}
 .metric small{font-size:9px}
 .form-panel{padding:20px 15px}
}
@media(prefers-reduced-motion:reduce){
 *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}
}


/* ========================================================================== */
/* Medical Tryout — refreshed interactive visual system (Montserrat)          */
/* Navy-and-white visual identity, softer surfaces and deliberate motion      */
/* ========================================================================== */
:root {
  --ease-premium: cubic-bezier(.22, 1, .36, 1);
  --ease-snap: cubic-bezier(.2, .75, .2, 1);
  --radius-card: 25px;
}
body { overflow-x:hidden; }
button,a,.dropzone { -webkit-tap-highlight-color:transparent; }
.btn { isolation:isolate; position:relative; overflow:hidden; border-radius:999px; min-height:59px; transition:transform .35s var(--ease-premium), background .3s ease, color .3s ease, box-shadow .35s ease, border-color .3s ease; }
.btn:hover:not(:disabled) { transform:translateY(-4px); }
.btn:active:not(:disabled) { transform:translateY(-1px) scale(.975); }
.btn-primary { box-shadow:0 9px 27px rgba(10,35,68,.14); }
.btn-primary:hover:not(:disabled) { box-shadow:0 17px 35px rgba(10,35,68,.22); }
.btn-light:hover:not(:disabled) { box-shadow:0 17px 45px rgba(0,0,0,.2); }
.btn svg { transition:transform .35s var(--ease-premium); }
.btn:hover:not(:disabled) svg { transform:translateX(5px); }
.btn-circle svg { transition:transform .4s var(--ease-premium); }
.btn:hover:not(:disabled) .btn-circle svg { transform:translateX(3px) rotate(-35deg); }
.tap-ripple { position:absolute; width:20px; height:20px; background:rgba(157,194,237,.55); border-radius:50%; transform:translate(-50%,-50%) scale(0); opacity:1; pointer-events:none; z-index:0; animation:tapRipple .67s ease-out forwards; }
.btn-light .tap-ripple {background:rgba(10,35,68,.17);}
@keyframes tapRipple { to { transform:translate(-50%,-50%) scale(25);opacity:0; } }
.page-enter { animation:pageEnter .65s var(--ease-premium) both; }
@keyframes pageEnter { from{opacity:0; transform:translateY(12px)}to{opacity:1;transform:translateY(0)} }
.reveal-on-scroll { opacity:0; transform:translateY(34px); transition:opacity .8s ease,transform .8s var(--ease-premium); }
.reveal-on-scroll.is-visible { opacity:1;transform:none; }
.steps-grid .reveal-on-scroll:nth-child(2){transition-delay:.11s}
.steps-grid .reveal-on-scroll:nth-child(3){transition-delay:.22s}
/* Header */
.header { position:relative; z-index:10; }
.brand { gap:13px;transition:opacity .25s ease; }
.brand:hover {opacity:.78}
.brand-emblem { border-radius:12px; width:39px;height:39px; font-size:19px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.brand-text {letter-spacing:-.055em}
.brand-text small {letter-spacing:0; font-size:9px;margin-top:6px}
.header-actions {display:flex;align-items:center;gap:26px}
.header-meta {letter-spacing:.12em;font-size:10px}
.live-dot,.format-dot {width:7px;height:7px;background:#92BADF;border-radius:50%;display:inline-block;margin-right:9px;box-shadow:0 0 0 5px rgba(141,190,238,.12);animation:livePulse 3s ease-in-out infinite}
@keyframes livePulse {50%{box-shadow:0 0 0 9px rgba(141,190,238,0)}}
.header-cta {border:1px solid rgba(226,239,251,.38);border-radius:999px;padding:12px 19px;font-size:10px;font-weight:800;letter-spacing:.03em;transition:background .25s,transform .25s,border-color .25s}
.header-cta:hover{background:#fff;color:var(--navy);border-color:#fff;transform:translateY(-2px)}
.header-cta span {font-size:17px;margin-left:13px;vertical-align:-2px}
.step-pill {border-radius:999px; background:#fff; }
/* Landing: no boxed CTA; an editorial hero with an illustrative exam sheet. */
.landing { background: radial-gradient(ellipse at 79% 43%,rgba(37,81,127,.36),transparent 47%),linear-gradient(138deg,#071629 0%,#0A2344 58%,#071A32 100%); }
.landing::after { display:none }
.hero-grid { position:absolute; inset:0;pointer-events:none; background-image:linear-gradient(rgba(196,218,241,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(196,218,241,.035) 1px,transparent 1px);background-size:76px 76px;mask-image:linear-gradient(to right,transparent 5%,#000 100%);opacity:.6; }
.landing .header { height:92px; border-bottom:1px solid rgba(201,219,238,.13) }
.landing .brand-emblem {background:#F4F8FE;color:#0A2344}
.landing .brand-text small {color:#93ABC7}
.hero {grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);min-height:715px;gap:min(5vw,80px);padding:66px 0 70px}
.hero-copy {position:relative;z-index:2;padding:24px 0 0}
.hero-eyebrow {margin-bottom:37px;font-size:10px;letter-spacing:.18em;color:#A6C8E8;animation:heroRise .8s .07s var(--ease-premium) both}
.hero-eyebrow::before {display:none}
.eyebrow-star {font-size:18px;vertical-align:-2px;margin-right:9px;color:#D1E6FB}
.hero-title {font-size:clamp(73px,8.4vw,135px);line-height:.98;letter-spacing:-.086em;position:relative;animation:heroRise .95s .15s var(--ease-premium) both}
.hero-title span:last-child {color:#C5DDF4;}
.hero-period {display:inline!important;color:#FFFFFF;font-size:.85em}
.hero-by {font-size:14px;color:#94ADC8;margin:23px 0 0;animation:heroRise .8s .25s var(--ease-premium) both}
.hero-by strong {color:#E2EDFA;font-weight:600}
.hero-description {font-size:15px;line-height:1.95;max-width:440px;color:#B2C9DE;margin:34px 0 33px;animation:heroRise .85s .32s var(--ease-premium) both}
.hero-actions {display:flex;align-items:center;gap:28px;flex-wrap:wrap;animation:heroRise .9s .42s var(--ease-premium) both}
.btn-hero {min-width:265px;min-height:73px;padding:9px 10px 9px 28px;display:inline-flex;justify-content:space-between;letter-spacing:.13em;font-size:11px;box-shadow:0 18px 45px rgba(0,0,0,.16)}
.btn-circle {display:grid;place-items:center;width:52px;height:52px;flex:none;background:var(--navy);color:white;border-radius:50%;transition:background .3s}
.btn-hero:hover .btn-circle {background:var(--mid)}
.btn-circle svg{width:19px;height:19px}
.hero-text-link {font-size:12px;color:#C9DBEB;font-weight:700;border-bottom:1px solid rgba(199,218,237,.55);padding:10px 0;transition:color .25s,border-color .25s}
.hero-text-link span{display:inline-block;margin-left:10px;transition:transform .3s}
.hero-text-link:hover{color:white;border-color:white}
.hero-text-link:hover span{transform:translate(3px,-3px)}
.hero-formats{display:flex;align-items:center;flex-wrap:wrap;gap:16px;color:#809EBE;font-size:9px;font-weight:800;letter-spacing:.12em;margin-top:55px;animation:heroRise .9s .52s var(--ease-premium) both}
.format-dot{width:6px;height:6px;box-shadow:none;margin-right:10px}
.format-sep{height:16px;width:1px;background:#527396}
@keyframes heroRise{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
/* Layered illustration / UI-inspired preview, not an active question */
.hero-art {position:relative;min-height:595px;display:grid;place-items:center;isolation:isolate;animation:heroRise 1.2s .3s var(--ease-premium) both}
.art-ring{position:absolute;z-index:-1;border-radius:50%;border:1px solid rgba(190,220,250,.13);pointer-events:none}
.art-ring-one{width:560px;height:560px;box-shadow:0 0 0 72px rgba(194,217,238,.025),0 0 0 143px rgba(194,217,238,.018);animation:ringBreathe 8s ease-in-out infinite}
.art-ring-two{width:385px;height:385px;border:1px dashed rgba(164,202,238,.25);animation:orbitSlow 65s linear infinite}
@keyframes ringBreathe{50%{transform:scale(1.06);opacity:.65}}
@keyframes orbitSlow{to{transform:rotate(360deg)}}
.art-spark{position:absolute;color:#BDD6EF;pointer-events:none;animation:sparkle 5s ease-in-out infinite}
.spark-one{top:37px;right:20px;font-size:34px}
.spark-two{bottom:90px;left:2px;font-size:17px;animation-delay:2s}
@keyframes sparkle{50%{opacity:.4;transform:rotate(35deg) scale(.8)}}
.preview-card{width:min(100%,427px);position:relative;background:#FDFEFF;border-radius:22px;overflow:hidden;box-shadow:0 38px 85px rgba(1,9,20,.43),0 0 0 1px rgba(255,255,255,.35);transform:rotate(4deg);animation:cardFloat 7s ease-in-out infinite}
@keyframes cardFloat{50%{transform:rotate(2deg) translateY(-15px)}}
.preview-head{height:65px;background:#fff;border-bottom:1px solid #DFE7F0;display:flex;align-items:center;gap:10px;padding:0 25px;color:#142F50;font-size:9px;letter-spacing:.05em;font-weight:700}
.preview-logo{background:var(--navy);width:26px;height:26px;display:grid;place-items:center;color:white;border-radius:7px;font-size:14px}
.preview-dots{display:flex;gap:5px;margin-left:auto}
.preview-dots i{display:block;width:5px;height:5px;border-radius:50%;background:#C9D7E6}
.preview-inner{padding:37px 33px 33px}
.preview-eyebrow{font-size:8px;letter-spacing:.13em;font-weight:800;color:#8AA2BC}
.preview-count{display:flex;align-items:center;justify-content:space-between;margin:12px 0 15px;font-size:35px;color:var(--navy);font-weight:800;letter-spacing:-.07em;line-height:1}
.preview-count small{font-size:16px;color:#A4B6C9}
.preview-time{background:#EDF3FA;border-radius:12px;padding:10px 12px;letter-spacing:0;font-size:12px}
.preview-bar{height:5px;border-radius:9px;background:#E1E9F1;overflow:hidden}
.preview-bar i{display:block;width:18%;height:100%;border-radius:9px;background:var(--navy)}
.preview-q{font-size:29px;font-weight:800;letter-spacing:-.055em;line-height:1.18;color:var(--navy);margin:29px 0 24px}
.preview-q em{font-style:normal;color:#7798B9}
.preview-choice{display:flex;align-items:center;gap:15px;padding:12px 14px;border:1px solid #E0E8F1;margin-bottom:9px;min-height:53px;border-radius:12px}
.preview-choice>span:first-child{width:27px;height:27px;display:grid;place-items:center;background:#EDF2F8;border-radius:7px;font-size:11px;font-weight:800}
.preview-choice.chosen{border-color:#7B9EBF;background:#F0F5FA}
.preview-choice.chosen>span:first-child{background:#0A2344;color:#fff}
.preview-line{height:7px;border-radius:99px;background:#E0E9F1}
.preview-line.long{width:63%}.preview-line.medium{width:47%}.preview-line.short{width:37%}
.choice-check{margin-left:auto;color:var(--navy);font-size:16px;font-weight:800}
.preview-next{background:var(--navy);color:white;margin-top:23px;min-height:44px;border-radius:11px;display:flex;justify-content:space-between;align-items:center;padding:0 18px;font-size:9px;letter-spacing:.16em;font-weight:800}
.preview-next span{font-size:20px}
.floating-badge {z-index:2;position:absolute;display:flex;align-items:center;gap:12px;background:#fff;color:#647E99;padding:15px 19px;border:1px solid rgba(217,228,240,.7);box-shadow:0 19px 50px rgba(1,13,28,.22);border-radius:15px;font-size:8px;line-height:1.8;letter-spacing:.09em;animation:badgeHover 5.5s ease-in-out infinite}
.floating-badge strong{font-size:10px;color:var(--navy);letter-spacing:.04em}
.badge-ai{top:45px;left:-36px;transform:rotate(-8deg)}
.badge-focus{bottom:44px;right:-21px;animation-delay:2s;transform:rotate(5deg)}
.mini-icon,.focus-icon{width:40px;height:40px;flex:none;display:grid;place-items:center;border-radius:11px;background:#E9F1FA;color:var(--navy);font-size:23px}
@keyframes badgeHover{50%{translate:0 -12px}}
.art-label{position:absolute;bottom:-10px;left:28px;font-size:8px;color:#7895B4;letter-spacing:.18em;font-weight:800}
.hero-bottom{border-top:1px solid rgba(218,230,241,.18);}
.hero-feature{transition:background .25s;gap:16px;padding:28px 25px!important;min-width:0}
.hero-feature:first-child{padding-left:0!important}
.hero-feature:hover{background:rgba(255,255,255,.035)}
.hero-feature .n{font-size:10px;color:#89A8C9}
.hero-feature strong{font-size:12px;font-weight:700;color:#E6F0FB}
.feature-arc{margin-left:auto;color:#83A8CF;opacity:.65;font-size:19px;transition:transform .25s,opacity .25s}
.hero-feature:hover .feature-arc{transform:translate(4px,-4px);opacity:1}
/* Learning journey section */
.steps-section{background:#F4F7FB;padding:115px 0 102px;position:relative}
.steps-top{display:flex;align-items:end;justify-content:space-between;gap:55px;margin-bottom:48px}
.section-eyebrow{color:#587A9E;margin:0 0 22px}
.steps-top h2{font-size:clamp(36px,4.2vw,62px);letter-spacing:-.075em;line-height:1.13;color:var(--navy);margin:0}
.steps-top h2 span{color:#839FBF}
.steps-top>p{max-width:310px;color:#687F99;font-size:13px;line-height:2;margin:0 0 6px}
.steps-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.step-card{min-height:300px;border:1px solid #DFE7F0;border-radius:23px;padding:29px;background:white;position:relative;overflow:hidden;transition:transform .35s var(--ease-premium),box-shadow .35s ease,border-color .35s ease}
.step-card:hover{transform:translateY(-8px);box-shadow:0 25px 45px rgba(10,35,68,.09);border-color:#BFCFE2}
.step-card-head{display:flex;justify-content:space-between;align-items:center}
.step-index{font-size:9px;letter-spacing:.13em;font-weight:800;color:#849DB8}
.step-symbol{font-size:28px;color:#648DB5}
.step-card h3{font-size:22px;letter-spacing:-.055em;color:var(--navy);line-height:1.25;margin:45px 0 11px}
.step-card p{color:#7890A8;font-size:12px;line-height:1.9;margin:0;max-width:240px}
.step-decoration{display:flex;gap:7px;margin-top:30px}
.step-decoration span{border:1px solid #DCE6F1;border-radius:5px;padding:5px 8px;font-size:9px;font-weight:800;color:#547393}
.pulse-line{height:30px;align-items:center;gap:5px}
.pulse-line i{height:8px;width:23px;background:#A5C0DB;border-radius:99px;animation:wave 2.5s ease-in-out infinite}
.pulse-line i:nth-child(2){height:21px;animation-delay:.12s}
.pulse-line i:nth-child(3){height:30px;animation-delay:.24s}
.pulse-line i:nth-child(4){height:17px;animation-delay:.36s}
.pulse-line i:nth-child(5){height:9px;animation-delay:.48s}
@keyframes wave{50%{transform:scaleY(.65)}}
.chart-bars{align-items:end;height:37px;gap:7px}
.chart-bars i{background:#B1CAE4;width:14px;border-radius:4px 4px 0 0;height:20%;transition:height .3s}
.chart-bars i:nth-child(2){height:40%}.chart-bars i:nth-child(3){height:60%}.chart-bars i:nth-child(4){height:77%}.chart-bars i:nth-child(5){height:100%;background:var(--navy)}
.steps-end{border-top:1px solid #D8E2ED;margin-top:42px;padding-top:28px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.steps-end>span{font-size:10px;font-weight:800;letter-spacing:.13em;color:#90A4BA}
.steps-start{display:inline-flex;gap:27px;align-items:center;color:var(--navy);font-weight:800;font-size:14px;letter-spacing:-.02em;transition:gap .3s}
.steps-start:hover{gap:36px}
.steps-start span{font-size:24px}
.landing-footer{background:#E9EFF6;color:#7288A1}
.landing-footer>.shell{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:25px 0;font-size:9px;letter-spacing:.09em;font-weight:700}
/* Participant: airy, calm and rounded, not a hard-edged box */
.light-page{background:radial-gradient(circle at 7% 39%,#E7EFF8 0%,transparent 34%),#F4F7FB}
.form-main{gap:min(9vw,120px);padding-top:85px}
.form-intro{padding-top:21px}
.display-heading{font-size:clamp(48px,5.5vw,79px);letter-spacing:-.085em}
.display-heading span{color:#789AC0}
.form-intro .lead{color:#6D859E;font-size:13px}
.form-metrics{border-top:1px solid #CFDDEA}
.metric b{transition:transform .3s var(--ease-premium)}
.metric:hover b{transform:translateY(-5px)}
.form-panel{border:1px solid rgba(221,230,239,.85);box-shadow:0 25px 95px rgba(10,35,68,.07),0 2px 12px rgba(10,35,68,.025);border-radius:28px;padding:43px 45px 41px;position:relative;animation:panelAppear .8s .15s var(--ease-premium) both}
@keyframes panelAppear{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
.panel-title{font-size:20px}
.panel-header{margin-bottom:29px}
.form-step{background:#F1F5FA;color:#6C89A6;padding:8px 11px;border-radius:999px}
.field{margin-bottom:20px}
.label{font-size:11px;letter-spacing:.01em}
.control{border-radius:12px;height:54px;background:#F7FAFD;transition:border-color .25s,box-shadow .25s,background .25s,transform .25s}
.control:hover{border-color:#B6CAE0;background:#FBFDFF}
.control:focus{border-color:#5179A3;transform:translateY(-1px);box-shadow:0 0 0 4px rgba(100,141,186,.13)}
.dropzone{border-radius:17px;border:1.5px dashed #A9BED6;min-height:186px;background:#F8FBFF;transition:border-color .27s,background .27s,transform .27s,box-shadow .27s}
.dropzone:hover,.dropzone.dragover{transform:translateY(-2px);box-shadow:inset 0 0 0 1px rgba(84,124,166,.08),0 12px 28px rgba(10,35,68,.05)}
.drop-icon{border-radius:14px;transition:transform .35s var(--ease-premium);width:52px;height:52px}
.dropzone:hover .drop-icon,.dropzone.dragover .drop-icon{transform:translateY(-5px) rotate(-7deg)}
.file-row,.progress-process{border-radius:12px}
#generate-button{min-height:62px;letter-spacing:.045em}
.form-footnote{line-height:1.65}
/* CBT: softer, more tactile answer selections */
.exam-page{background:radial-gradient(circle at 84% 12%,#E8F0F9,transparent 32%),#F3F6FA}
.exam-topline h1{font-weight:800}
.exam-timebox{border-radius:18px;box-shadow:0 9px 30px rgba(10,35,68,.04);transition:background .3s,border-color .3s,transform .3s}
.exam-timebox.warning {animation:timeWarn 1.4s ease-in-out infinite}
@keyframes timeWarn{50%{box-shadow:0 0 0 6px rgba(199,79,85,.07)}}
.progress-track,.progress-fill{border-radius:999px;height:6px}
.progress-fill{transition:width .6s var(--ease-premium)}
.question-card{border-radius:var(--radius-card);padding:45px 47px;animation:panelAppear .55s var(--ease-premium) both}
.question-tag span:first-child{border-radius:8px}
.answer{border-radius:14px;transition:transform .25s var(--ease-premium),border-color .25s,background .25s,box-shadow .25s}
.answer:hover:not(:disabled){transform:translateX(5px);box-shadow:0 10px 20px rgba(10,35,68,.045)}
.answer.selected{box-shadow:0 0 0 2px rgba(10,35,68,.045);animation:selectAnswer .3s var(--ease-premium)}
@keyframes selectAnswer{0%{transform:scale(.985)}100%{transform:scale(1)}}
.answer .letter{border-radius:9px}
.exam-notice{border-radius:12px}
/* Results */
.results-page{background:#F4F7FB}
.result-banner{border-radius:25px;background:radial-gradient(circle at 80% 30%,#193E65,var(--deep) 64%);box-shadow:0 25px 75px rgba(10,35,68,.12);animation:panelAppear .65s var(--ease-premium) both}
.score-disc{border:0;background:conic-gradient(#B7D4F0 calc(var(--score,0) * 1%),#24466B 0);position:relative;isolation:isolate}
.score-disc::before{content:"";position:absolute;inset:9px;border-radius:50%;background:var(--deep);z-index:-1}
.result-stats{background:transparent;border:0;gap:13px}
.result-stat{border:1px solid var(--line);border-radius:18px;transition:transform .3s var(--ease-premium),box-shadow .3s}
.result-stat:hover{transform:translateY(-4px);box-shadow:0 12px 25px rgba(10,35,68,.06)}
.review-item{border-radius:16px;overflow:hidden;transition:border-color .25s,box-shadow .25s}
.review-item[open]{border-color:#BCCFE4;box-shadow:0 12px 30px rgba(10,35,68,.04)}
.review-summary{transition:background .25s}
.review-summary:hover{background:#F8FBFE}
.review-chevron{transition:transform .3s}
.review-item[open] .review-chevron{transform:rotate(180deg)}
.review-detail{border-radius:0 0 16px 16px}
.review-badge{border-radius:999px}
.toast{border-radius:12px}
/* Responsive layouts */
@media (max-width:1150px){
 .hero {grid-template-columns:1.08fr .92fr;gap:28px}
 .hero-title{font-size:clamp(69px,8vw,110px)}
 .hero-art{transform:scale(.87);transform-origin:center}
 .badge-ai{left:-25px}
}
@media (max-width:900px){
 .hero{grid-template-columns:1fr 1fr;gap:14px;min-height:620px}
 .hero-title{font-size:clamp(65px,8.4vw,87px)}
 .hero-description{font-size:13px}
 .hero-art{transform:scale(.77);margin:-35px -55px}
 .hero-formats{margin-top:35px}
 .hero-feature{padding:23px 16px!important}
 .form-main{gap:34px}
 .form-panel{padding:32px}
 .steps-section{padding:90px 0}
}
@media (max-width:730px){
 .landing .header{height:73px}
 .header-actions{gap:0}
 .header-cta{padding:9px 12px;font-size:9px}
 .header-cta span{margin-left:5px}
 .hero{grid-template-columns:1fr;gap:15px;padding:75px 0 40px;min-height:auto}
 .hero-copy{padding:0}
 .hero-eyebrow{font-size:9px;margin-bottom:29px}
 .hero-title{font-size:clamp(67px,15.5vw,113px);letter-spacing:-.09em}
 .hero-description{font-size:13px;max-width:460px;margin:26px 0 27px}
 .hero-by{margin-top:17px}
 .hero-actions{gap:22px}
 .btn-hero{min-width:232px;min-height:66px}
 .btn-circle{width:46px;height:46px}
 .hero-formats{margin-top:40px}
 .hero-art{height:505px;min-height:505px;transform:none;margin:12px auto 0;width:min(100%,450px)}
 .preview-card{width:80%;max-width:340px}
 .preview-head{height:48px;padding:0 18px}
 .preview-inner{padding:24px}
 .preview-q{font-size:25px;margin:19px 0}
 .preview-choice{min-height:42px;padding:7px 10px}
 .preview-next{min-height:37px;margin-top:15px}
 .preview-count{font-size:30px}
 .art-ring-one{width:390px;height:390px}
 .art-ring-two{width:305px;height:305px}
 .badge-ai{left:0;top:35px}
 .badge-focus{right:-4px;bottom:30px}
 .floating-badge{padding:10px 12px;font-size:7px}
 .floating-badge strong{font-size:8px}
 .mini-icon,.focus-icon{width:32px;height:32px}
 .art-label{left:10px;bottom:0}
 .hero-bottom{display:grid;grid-template-columns:1fr;gap:0;padding-bottom:13px}
 .hero-feature{display:flex;padding:16px 0!important;border-right:0;border-bottom:1px solid rgba(218,230,241,.1)}
 .hero-feature .n{margin-bottom:0}
 .hero-feature strong{font-size:11px}
 .steps-section{padding:74px 0}
 .steps-top{display:block;margin-bottom:30px}
 .steps-top>p{margin-top:21px}
 .steps-top h2{font-size:clamp(35px,8.2vw,52px)}
 .steps-grid{grid-template-columns:1fr;gap:12px}
 .step-card{min-height:228px;padding:25px}
 .step-card h3{margin:25px 0 9px}
 .step-decoration{margin-top:15px}
 .steps-end{align-items:start}
 .steps-end>span{font-size:8px}
 .steps-start{font-size:12px;gap:13px}
 .landing-footer>.shell{flex-wrap:wrap;font-size:8px}
 .form-main{padding-top:53px}
 .form-intro{padding-bottom:34px}
 .form-panel{border-radius:23px;padding:28px 22px}
 .display-heading{font-size:clamp(48px,11vw,75px)}
 .dropzone{min-height:166px}
 .question-card{padding:27px 19px}
 .result-banner{border-radius:20px}
 .result-stats{gap:9px}
 .result-stat{border-radius:12px}
}
@media (max-width:430px) {
 .header-cta{font-size:0;min-width:38px;text-align:center}
 .header-cta span{font-size:20px}
 .hero-title{font-size:clamp(63px,15.7vw,83px)}
 .hero-actions{gap:16px}
 .btn-hero{min-width:218px}
 .hero-text-link{font-size:11px}
 .hero-art{height:470px;min-height:470px}
 .preview-card{width:82%}
 .floating-badge{gap:7px}
 .badge-ai{left:-6px}
 .badge-focus{right:-6px}
 .steps-end{flex-wrap:wrap}
 .form-panel{padding:26px 19px}
}
@media (prefers-reduced-motion: reduce) {
 .reveal-on-scroll{opacity:1;transform:none}
 .hero-art,.hero-copy,.preview-card,.floating-badge{animation:none!important}
 .tap-ripple{display:none}
}

.header-cta{position:relative;overflow:hidden;isolation:isolate}

/* 100-minute CBT navigation: full exam timer, review flags, 50-question panel */
.cbt-container{width:min(1260px,calc(100% - 48px))}
.cbt-layout{display:grid;grid-template-columns:minmax(0,1fr) 295px;gap:22px;align-items:start}
.cbt-primary{min-width:0}
.cbt-subtitle{margin:10px 0 0;color:#748BA2;font-size:12px;line-height:1.6}
.cbt-sidebar{position:sticky;top:20px;background:white;border:1px solid #DFE7F0;border-radius:20px;padding:21px;box-shadow:0 12px 30px rgba(10,35,68,.045)}
.cbt-panel-head{display:flex;align-items:center;justify-content:space-between;gap:9px;margin-bottom:18px}
.cbt-panel-head h2{font-size:17px;font-weight:800;color:#173453;margin:0}
.cbt-panel-head>span{font-size:11px;color:#607993;white-space:nowrap}
.cbt-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:9px}
.cbt-number{height:43px;border:1px solid #D6E0EB;background:#F4F7FB;border-radius:10px;color:#546D84;font-size:12px;font-weight:700;cursor:pointer;position:relative;transition:background .15s,border-color .15s}
.cbt-number:hover{border-color:#326497;background:#E9F1FA}
.cbt-number.answered{background:#D8F2E9;color:#17624D;border-color:#85C7AD}
.cbt-number.flagged{background:#FFF0CB;color:#85561A;border-color:#E9BA5D}
.cbt-number.flagged.answered{background:linear-gradient(135deg,#D8F2E9 50%,#FFF0CB 50%);color:#304D42}
.cbt-number.active{outline:3px solid #346EAB;outline-offset:1px;font-weight:900;z-index:1}
.cbt-legend{display:flex;flex-wrap:wrap;gap:8px 11px;margin:19px 0 12px;font-size:10px;color:#657C93}
.cbt-legend>span{display:flex;align-items:center;gap:5px}
.legend-dot{width:10px;height:10px;border-radius:3px;border:1px solid #D6E0EB;display:inline-block;background:#F4F7FB}
.legend-dot.answered{background:#80C8AD;border-color:#80C8AD}
.legend-dot.flagged{background:#E9BA5D;border-color:#E9BA5D}
.cbt-summary{font-size:11px;line-height:1.6;color:#5D7690;padding:12px 0 16px;border-top:1px solid #EDF1F6}
.cbt-finish{width:100%;min-height:46px;border:1px solid #325980;background:#fff;color:#143958;border-radius:11px;cursor:pointer;font-size:11px;letter-spacing:.045em;font-weight:800}
.cbt-finish:hover{background:#EAF1F9}
.cbt-controls{display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:11px}
.cbt-controls .btn{min-width:0;min-height:56px;width:100%;margin:0;font-size:10px;padding:10px 12px;white-space:normal}
.btn-outline.cbt-previous{border:1px solid #BED0E1;background:#fff;color:#315473}
.btn-outline.cbt-previous:disabled{opacity:.45;cursor:not-allowed}
.cbt-doubt{border:1px solid #D9BC7A;background:#FFF8E9;color:#765319}
.cbt-doubt.is-flagged{border-color:#DDA449;background:#FFE8AD;color:#754C07}
.cbt-controls+.exam-hint{max-width:none;font-size:11px;margin:16px 0 0;color:#5B748F;line-height:1.65}
@media(max-width:1020px){
  .cbt-layout{grid-template-columns:1fr}
  .cbt-sidebar{position:static;order:-1}
  .cbt-grid{grid-template-columns:repeat(10,minmax(0,1fr))}
  .cbt-number{height:38px}
}
@media(max-width:640px){
  .cbt-container{width:calc(100% - 28px)}
  .cbt-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
  .cbt-layout{gap:16px}
  .cbt-controls{grid-template-columns:1fr 1fr;gap:9px}
  .cbt-next{grid-column:1 / -1}
  .cbt-controls .btn{margin:0;min-height:47px}
  .cbt-sidebar{padding:16px;border-radius:16px}
  .cbt-subtitle{font-size:11px}
  .cbt-container .question-card{padding:26px 17px}
}


/* ============================================================
   V3.0: academic navy/white design tokens and focused CBT layout
   ============================================================ */
:root{
  --navy:#0B1F3A;--deep:#0B1F3A;--mid:#163A63;--white:#FFFFFF;
  --bg:#F2F6FB;--line:#DCE5EF;--muted:#526581;--ink:#172B4D;
  --pale:#EAF0F8;--red:#B42332;--green:#176B51;
  --shadow:0 14px 42px rgba(11,31,58,.065);
}
body{color:var(--ink);background:var(--bg)}
button:focus-visible,input:focus-visible,select:focus-visible,
a:focus-visible,[tabindex]:focus-visible{outline:3px solid #2563EB;outline-offset:3px}
a:hover{text-underline-offset:3px}
.skip-link{position:fixed;top:-100px;left:12px;z-index:9999;background:#fff;color:#0B1F3A;padding:12px 20px;border:2px solid #2563EB;border-radius:8px}
.skip-link:focus{top:10px}
.landing{background:linear-gradient(155deg,#fff 0%,#F2F6FB 62%,#EAF1F9 100%);color:#172B4D}
.landing .header{border-bottom:1px solid #DCE5EF}
.landing .brand-emblem{background:#0B1F3A;color:#fff}
.landing .brand-text small,.landing .header-meta{color:#526581}
.landing .header-cta{color:#0B1F3A;border:1px solid #A5B8CC;background:#fff}
.landing .header-cta:hover{background:#E8F0FB;border-color:#2563EB;color:#0B1F3A}
.landing .hero-grid{background-image:linear-gradient(rgba(11,31,58,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(11,31,58,.025) 1px,transparent 1px)}
.landing .hero-eyebrow{color:#163A63}
.landing .hero-title{color:#0B1F3A;font-size:clamp(58px,7.6vw,112px);line-height:1.02}
.landing .hero-title span:last-child{color:#163A63}
.landing .hero-period{color:#2563EB}
.landing .hero-by,.landing .hero-description{color:#526581}
.landing .hero-by strong{color:#172B4D}
.landing .hero-text-link{color:#163A63;border-color:#A6BBD1}
.landing .hero-text-link:hover{color:#2563EB;border-color:#2563EB}
.landing .hero-formats{color:#526581}
.landing .format-status{color:#174D46}
.landing .btn-hero{background:#0B1F3A;color:#fff}
.landing .btn-hero:hover{background:#163A63;color:#fff}
.landing .hero-bottom{border-top:1px solid #DCE5EF}
.landing .hero-feature{border-color:#DCE5EF}
.landing .hero-feature strong{color:#172B4D}
.landing .hero-feature .n{color:#526581}
.landing .hero-feature:hover{background:#E8F0FB}
.landing .art-ring{border-color:rgba(22,58,99,.1)}
.landing .art-spark{color:#547FA9}
.landing .floating-badge{box-shadow:0 14px 35px rgba(11,31,58,.09)}
.landing .preview-card{box-shadow:0 25px 65px rgba(11,31,58,.14),0 0 0 1px #DCE5EF;transform:rotate(1deg)}
.landing:after{display:none}
.landing .header-meta,.hero-feature strong{color:#172B4D}
.form-panel,.question-card,.cbt-sidebar,.review-item{box-shadow:var(--shadow)}
.control,.dropzone{border-radius:10px}
.form-panel{border-radius:16px}
.dropzone{min-height:160px}
.btn{border-radius:10px}
.cbt-number{min-height:44px}
.answer{min-height:54px}
.question-text{overflow-wrap:anywhere}
.cbt-controls .btn{min-height:48px}
.cbt-toggle{display:none;align-items:center;justify-content:space-between;gap:8px;width:100%;background:#EDF4FC;color:#173453;border:1px solid #C8D8EA;border-radius:10px;padding:11px 14px;font-weight:800}
.cbt-save-status{color:#526581;font-size:12px;line-height:1.5;min-height:22px}
.cbt-save-status.error{color:#9D202B;font-weight:800}
.cbt-save-status.saving{color:#163A63}
@media(max-width:1020px){
  .cbt-sidebar{order:0}
}
@media(max-width:640px){
  .cbt-toggle{display:flex;min-height:48px}
  .cbt-sidebar{order:-1}
  .cbt-sidebar:not(.is-open) .cbt-grid,
  .cbt-sidebar:not(.is-open) .cbt-legend{display:none}
  .cbt-sidebar .cbt-panel-head{margin:10px 0}
  .cbt-sidebar.is-open .cbt-toggle{background:#E2EEF9}
  .cbt-number{min-height:44px;height:44px}
  .cbt-controls .btn{min-height:48px}
  .hero{gap:14px;min-height:0}
  .landing .hero-title{font-size:clamp(53px,12vw,74px)}
  .hero-art{min-height:360px}
  .landing .preview-card{transform:none}
  .form-panel{padding:22px 16px}
}
@media(prefers-reduced-motion:reduce){
  .splash,.splash-inner,.hero-title,.hero-description,.hero-art,.hero-by,.hero-actions,.hero-formats,.art-ring,.btn{animation:none!important;transition:none!important;transform:none!important}
}