.ex-home{display:flex;align-items:center;justify-content:space-between;gap:24px;background:var(--navy);color:var(--card);padding:29px;border-radius:14px;margin:28px 0}.ex-home .eyebrow{color:var(--gold)}.ex-home h2{font-size:28px;margin:11px 0}.ex-home p{font-size:14px;color:#d0dfd9;margin-bottom:0}.ex-home .btn{flex-shrink:0;background:var(--card);border-color:var(--card);color:var(--teal)}.ex-exam-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:28px}.ex-exam-card h3{font-size:24px;line-height:1.3}.ex-exam-meta{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:13px;margin:20px 0;font-size:12px;color:var(--muted)}.ex-active{background:#fbf0de;border:1px solid #eddfc2;border-radius:12px;padding:22px;margin:24px 0}.ex-active p{font-size:15px}.ex-overview{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:32px}.ex-overview strong{display:block;font-size:32px;color:var(--teal)}.ex-overview span{display:block;font-size:12px;color:var(--muted)}.ex-mode{border:0;padding:0;margin:25px 0}.ex-mode legend{font-weight:650;margin-bottom:12px}.ex-mode label{display:flex;align-items:center;gap:10px;margin:12px 0}.ex-mode input{accent-color:var(--teal)}.ex-clockbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:15px;background:var(--card);border:1px solid var(--line);box-shadow:0 5px 16px #1734400a;border-radius:11px;padding:15px 20px;margin:24px 0}.ex-clockbar>div{display:flex;flex-direction:column;gap:3px}.ex-clockbar .tiny{font-size:9px;color:var(--muted);letter-spacing:1px}.ex-clockbar strong{font-size:25px;font-variant-numeric:tabular-nums;letter-spacing:.5px}.ex-clockbar>span{font-size:12px;color:var(--muted)}.ex-clock-low{color:var(--danger)}.ex-problem{margin:28px 0;scroll-margin-top:115px}.ex-problem>h2{margin-top:15px}.ex-statement{font-size:17px;line-height:1.9}.ex-part{border-top:1px solid var(--line);padding:24px 0 10px;margin-top:24px;min-width:0}.ex-part h3{font-size:19px;color:var(--teal);line-height:1.7}.ex-part p{line-height:1.8}.ex-part>label{display:block;font-size:13px;font-weight:600;margin:15px 0 8px}.ex-number{font:inherit;font-size:16px;padding:12px;min-width:0;width:220px;max-width:100%;border:1px solid var(--line);border-radius:9px;background:var(--paper);color:var(--ink)}.ex-number-label span{font-weight:400;color:var(--muted)}#ex-finish-confirm{padding-top:12px;margin-top:20px;border-top:1px solid var(--line)}#ex-finish-confirm[hidden]{display:none}.ex-criterion{background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:20px;margin:17px 0}.ex-criterion>strong{font-size:14px}.ex-criterion p{font-size:15px}.ex-correct{border-left:3px solid var(--teal)}.ex-recheck{border-left:3px solid #c6ac68}.ex-self-label{display:block;font-size:14px;font-weight:650;margin:18px 0 10px}.ex-criterion select{width:100%;max-width:370px;padding:12px;font:inherit;font-size:15px;border:1px solid var(--line);border-radius:9px;background:var(--card);color:var(--ink)}.ex-saved-draft{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--light);padding:17px;border-radius:9px}.ex-training-callout{border:1px solid #cddcd0;border-radius:11px;padding:20px;margin:22px 0;background:#edf2e8}.ex-training-callout p{font-size:14px;margin:9px 0}.ex-training-callout a{font-size:14px}.ex-plot-workspace{margin:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.ex-plot-workspace>p{font-size:14px}.ex-plot-table input{width:100%;min-width:100px;box-sizing:border-box;padding:10px;font:inherit;border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--ink)}.ex-plot-table td{padding:8px}.ex-plot{width:100%;height:auto;display:block;margin-top:20px;background:var(--card)}.ex-plot text{font-size:11px;fill:var(--ink)}.ex-fit-values{display:grid;grid-template-columns:1fr 1fr;gap:16px}.ex-fit-values p{font-size:14px}.ex-fit-values small{color:var(--muted)}.ex-solution{margin:22px 0}.mx-table caption{text-align:left;padding:12px 0;font-size:13px;font-weight:600;line-height:1.7}
@media(max-width:1100px){.ex-exam-grid{grid-template-columns:1fr}.ex-home{flex-direction:column;align-items:flex-start;gap:18px}.ex-exam-card{padding:22px}.ex-exam-card h3{font-size:23px}}
@media(max-width:760px){.ex-home{padding:24px}.ex-home h2{font-size:25px}.ex-clockbar{padding:12px;gap:10px;flex-wrap:wrap}.ex-clockbar>span{display:none}.ex-clockbar strong{font-size:22px}.ex-clockbar .btn{font-size:12px;padding:9px 12px}.ex-statement{font-size:16px}.ex-overview{gap:12px}.ex-overview strong{font-size:28px}.ex-overview span{font-size:11px}.ex-criterion{padding:17px 14px}.ex-part h3{font-size:17px}.ex-part{padding-top:20px}.ex-problem{scroll-margin-top:100px}.ex-fit-values{grid-template-columns:1fr;gap:0}.ex-problem .math.block{font-size:15px}.ex-clockbar .btn.secondary{min-height:38px}.ex-plot-workspace summary{font-size:14px;line-height:1.6}}