:root{--ink:#183d33;--accent:#266b55;--muted:#698077;--line:#dce7df;--bg:#f4f7f3}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,sans-serif;font-size:14px}header{height:82px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1140px)/2))}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-weight:700}.brand small{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:4px}.mark{display:grid;place-items:center;width:40px;height:40px;background:var(--accent);color:#fff;border-radius:12px;font-family:Georgia,serif;font-size:29px}button,input,select{font:inherit}button{border:1px solid var(--line);background:#fff;color:var(--ink);padding:10px 14px;border-radius:8px;cursor:pointer;font-weight:600}button:hover{background:#eaf2ec}button:disabled{opacity:.5;cursor:default}.primary,.mode 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b{display:inline-grid;place-items:center;margin-right:8px;width:27px;height:27px;border-radius:50%;background:#edf3ed;color:var(--accent)}.section{margin-top:24px}.section-head{display:flex;align-items:center;justify-content:space-between}.assignment{display:flex;align-items:center;gap:18px;padding:18px 0;border-top:1px solid var(--line);flex-wrap:wrap}.assignment .info{flex:1;min-width:220px}.assignment h3{margin:0 0 5px;font-size:15px}.assignment p{margin:4px 0;font-size:12px;color:var(--muted)}.status{display:inline-block;font-size:11px;padding:4px 8px;border-radius:12px;background:#edf3ed}.score{font-family:Georgia,serif;font-size:26px}.ids{font-family:monospace;font-size:12px;background:#f4f7f3;padding:8px;line-height:1.7;overflow-wrap:anywhere}.mistake-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.mistake{border:1px solid var(--line);border-radius:9px;padding:13px}.mistake code{font-size:14px}.mistake p{font-size:11px;margin:8px 0;color:var(--muted)}.mistake 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.login-panel{max-width:480px;margin:65px auto;padding:32px}.login-panel form button{margin:8px 4px 0 0}#loginMessage{white-space:pre-wrap}.mode button:disabled{opacity:1}.mode .hidden{display:none} .exam-overlay iframe{flex:1}
