:root{--ink:#162c2a;--muted:#697b77;--green:#176b57;--lime:#d5eea3;--line:#dfe7e1;--paper:#f5f7f2;--white:#fff;--danger:#a73838}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.55 'Segoe UI',Arial,sans-serif}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button,.button{cursor:pointer;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:10px;padding:11px 19px;font-weight:600;text-decoration:none!important;transition:background .2s}button:disabled{opacity:.55;cursor:wait}.primary{background:var(--green);color:white}.primary:hover{background:#115440}.secondary{background:#edf4ed;color:var(--green);border-color:#d9e7dc}.ghost{background:transparent;border-color:var(--line);padding:7px 12px}input,select{width:100%;padding:11px 12px;border:1px solid #cad6ce;border-radius:8px;background:white;color:var(--ink);min-width:0}input:focus,select:focus,button:focus-visible,a:focus-visible{outline:3px solid #93c6af;outline-offset:2px}label{display:block;font-size:13px;font-weight:600}label input,label select{margin-top:7px}form label{margin-bottom:18px}h1,h2,h3,p{margin-top:0}h1{font-size:38px;line-height:1.18;letter-spacing:-1.3px;margin-bottom:13px}h2{font-size:23px;letter-spacing:-.5px}h3{font-size:18px;line-height:1.4}.muted{color:var(--muted)}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;color:var(--green);display:block;margin-bottom:13px}.topbar{height:88px;padding:0 max(5vw,22px);display:flex;align-items:center;justify-content:space-between;gap:20px;background:#fff;border-bottom:1px solid 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224px)}footer{max-width:1120px;margin:0 auto;padding:20px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}.page-head{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:30px}.page-head p{margin:0}.card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:26px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0 35px}.stat{padding:23px 26px;background:white;border:1px solid var(--line);border-radius:14px}.stat>span{font-size:10px;letter-spacing:1.5px;font-weight:700;display:block;color:var(--muted)}.stat strong{display:block;font-size:42px;letter-spacing:-1px;font-weight:600;margin:8px 0}.stat strong small{font-size:16px;margin-left:5px;letter-spacing:0;font-weight:400}.stat>small{color:var(--muted);font-size:12px}.stat.accent{background:#e9f2d8;border-color:#dbe8c6}.section-head{display:flex;align-items:center;justify-content:space-between;margin:26px 0 16px}.section-head h2{margin:0}.pill,.badge{display:inline-block;background:#edf3eb;color:var(--green);font-size:11px;padding:5px 10px;border-radius:30px}.badge:before{content:'●';font-size:8px;margin-right:6px}.exam-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.exam-card{padding:25px}.exam-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.exam-icon{background:#f0f4ed;border:1px solid #e2e9dc;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:29px;color:var(--green)}.exam-card h3{margin-bottom:9px}.dot{margin:0 8px}.tags{display:flex;gap:8px;margin:19px 0}.tags span{font-size:11px;background:#f6f7f3;padding:5px 8px;border-radius:5px;color:var(--muted)}.card-bottom{border-top:1px solid var(--line);padding-top:19px;display:flex;align-items:center;justify-content:space-between;gap:10px}.card-bottom small{font-size:11px;color:var(--muted)}.history-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}.history-row:last-child{border-bottom:0}.history-row small{display:block;color:var(--muted)}.filter{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:16px;align-items:end;margin-bottom:20px}.filter label{margin:0}.import{margin-bottom:20px}.import summary{cursor:pointer;font-weight:600}.import p{margin-top:15px}.import form{max-width:500px}.bank-row{display:flex;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.bank-row:last-child{border:0}.bank-row h3{font-size:15px;margin:0 0 4px}.bank-row>div{flex:1}.question-number{color:var(--muted);font-size:12px;white-space:nowrap}.level{font-size:10px;border-radius:5px;padding:4px 8px;background:#f0f3ee;white-space:nowrap}.level.easy{color:#377956;background:#e9f3eb}.level.medium{color:#93711a;background:#faf2d8}.level.hard{color:#9c4f43;background:#faeee9}.editor{max-width:800px}.two-col{display:grid;grid-template-columns:2fr 1fr;gap:22px}.distribution{border:1px solid var(--line);border-radius:10px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:15px 18px;margin:20px 0}.distribution legend{padding:0 8px;font-weight:600}.distribution label{margin:0}.timer{min-width:145px;text-align:center;border:1px solid #d1dfc5;border-radius:15px;padding:16px 25px;background:#e9f2d8}.timer span{display:block;font-size:11px;letter-spacing:1px}.timer strong{font-size:34px;font-variant-numeric:tabular-nums;display:block}.exam-toolbar{display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:12px;margin:25px 0}.exam-question{margin:24px 0;min-width:0}.exam-question legend{font-weight:600;font-size:18px;max-width:95%;padding:0 10px}.exam-question .question-number{display:inline-grid;place-items:center;width:27px;height:27px;background:var(--green);color:white;border-radius:8px;margin-right:9px}.option{padding:13px 15px;border:1px solid var(--line);border-radius:9px;display:flex;align-items:center;gap:13px;margin:10px 0;font-size:14px;font-weight:400;cursor:pointer}.option:has(input:checked){background:#edf5e6;border-color:#76a17d}.option input{width:auto;accent-color:var(--green);margin:0}.letter{display:grid;place-items:center;width:26px;height:26px;background:#f4f6f2;border-radius:5px;color:var(--muted);font-size:11px;flex-shrink:0}.option small{margin-left:auto;font-size:10px;color:var(--green)}.option.correct{border-color:#6fa379;background:#edf5e9}.option.incorrect{border-color:#ca9696;background:#fff1ef}.explanation{margin:18px 0 0;font-size:13px;color:var(--muted)}.notice{padding:15px 20px;border-radius:10px;margin-bottom:25px}.notice.error{background:#ffefec;color:var(--danger)}.notice.success{background:#e7f3e7;color:var(--green)}.report-table table{width:100%;border-collapse:collapse;font-size:13px;table-layout:fixed}.report-table th,.report-table td{text-align:left;padding:16px 8px;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.report-table th{font-size:11px;color:var(--muted)}.report-table th:first-child{width:55%}.empty{padding:40px;text-align:center;color:var(--muted)}.auth{display:grid;grid-template-columns:1.1fr 1fr;gap:80px;align-items:center;padding:30px 15px}.auth-story h1{font-size:65px;letter-spacing:-3px;line-height:1.08}.auth-story 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@media(max-width:800px){.brand-sub{display:none}.auth{gap:30px}.auth-story h1{font-size:49px}.auth-form{padding:25px}.filter{grid-template-columns:1fr 1fr}.stats{gap:10px}.stat{padding:18px}.stat strong{font-size:34px}.exam-grid{grid-template-columns:1fr}.card-bottom{flex-wrap:wrap}}
@media(max-width:550px){.topbar{height:auto;min-height:76px;padding:15px 18px;gap:10px}.brand{font-size:16px;gap:8px}.brand-icon{width:30px;height:30px;border-radius:9px}.account .pill{display:none}.account{gap:8px;font-size:10px}.ghost{padding:5px 8px}.nav{gap:23px;padding:0 20px;font-size:12px}main{padding:28px 18px 45px}h1{font-size:29px}h2{font-size:20px}.page-head{align-items:flex-start;flex-wrap:wrap;gap:18px}.page-head p{font-size:13px}.stats{grid-template-columns:1fr;margin:22px 0;gap:10px}.stat{display:grid;grid-template-columns:1fr auto;align-items:center;padding:15px 20px}.stat strong{grid-column:2;grid-row:1/3;margin:0;font-size:31px}.stat>small{font-size:11px;margin-top:5px}.stat>span{font-size:9px}.card{padding:20px}.auth{grid-template-columns:1fr;padding:5px 0;gap:28px}.auth-story h1{font-size:44px}.auth-story h1 br{display:none}.auth-story p{font-size:14px;margin:15px 0}.story-line{display:none}.auth-form{padding:24px}.two-col{grid-template-columns:1fr;gap:0}.filter{gap:12px}.filter label:first-child{grid-column:1/-1}.filter button{align-self:end}.bank-row{gap:10px}.bank-row h3{font-size:13px}.bank-row .question-number{font-size:10px}.distribution{gap:10px;padding:12px}.timer{width:100%;display:flex;justify-content:space-between;align-items:center;padding:10px 20px}.timer strong{font-size:27px}.exam-question{padding:15px}.exam-question legend{font-size:15px}.option{padding:11px 9px;gap:8px}.option small{font-size:9px}.history-row{font-size:11px;gap:9px}.history-row strong{font-size:12px}.report-table th:first-child{width:42%}.report-table table{font-size:11px}.report-table th,.report-table td{padding:12px 5px}.report-table th{font-size:9px}footer{margin:0 18px;font-size:10px;gap:15px}.eyebrow{font-size:9px;letter-spacing:1.3px}}