*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f4f7fa;color:#0b2a4a}header{background:#0b2a4a;color:white;padding:18px 28px;display:flex;gap:24px;align-items:center}.brand{font-size:28px;font-weight:800}.brand span{color:#d7a43b;font-style:italic}main{padding:18px 28px}.card{background:#fff;border:1px solid #d7e0e8;border-radius:14px;padding:20px;box-shadow:0 4px 16px rgba(11,42,74,.06)}.auth{max-width:520px;margin:50px auto}.hidden{display:none!important}.warning{background:#fff3cd;border:1px solid #f0d98a;padding:12px;border-radius:10px;margin-bottom:16px}.grid{display:grid;grid-template-columns:250px minmax(500px,1fr) 300px;gap:20px}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.pill{display:inline-block;background:#eaf2f7;color:#1f5a8a;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:700}.muted,.small{color:#617486}.case{border-left:5px solid #1d7a7a;background:#fbfdfe;padding:16px 18px;margin:16px 0;border-radius:10px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.stats div{border:1px solid #d7e0e8;border-radius:10px;padding:12px}.stats b{display:block;font-size:22px;margin-top:4px}.prompts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.prompts div{background:#f0f5f8;border-radius:10px;padding:12px;font-weight:700}.teacherOnly{background:#fff4d6;border:1px solid #e6ca73;border-radius:10px;padding:14px;margin:16px 0}.reveal{border-left:5px solid #d7a43b;background:white;border:1px solid #d7e0e8;border-left-width:5px;border-radius:10px;padding:16px;margin:14px 0}.control{display:flex;justify-content:space-between;align-items:center;border:1px solid #d7e0e8;border-radius:10px;padding:12px;margin:10px 0}button{border:0;border-radius:9px;background:#1d7a7a;color:#fff;padding:10px 14px;font-weight:700;cursor:pointer}.secondary{background:#eaf2f7;color:#0b2a4a}button:disabled{opacity:.45;cursor:not-allowed}label{display:block;font-weight:700;margin:14px 0}input,textarea{width:100%;border:1px solid #c9d5df;border-radius:9px;padding:10px;font:inherit;margin-top:6px}textarea{min-height:110px}.row{display:flex;gap:10px}.stage{padding:10px;border-radius:9px;margin:8px 0;background:#f0f5f8}.locked{opacity:.45}.available{color:#2f6f53}ol{padding-left:26px}ol li{padding:8px 0;border-bottom:1px solid #e3ebf0;font-weight:700}@media(max-width:1000px){.grid{grid-template-columns:1fr}.grid>aside:last-child{order:-1}}
.authActions{align-items:center;justify-content:space-between}.textButton{background:transparent;color:#1d6f73;padding:8px 2px;text-decoration:underline}.textButton:hover{color:#0b2a4a}.successText{color:#2f6f53;font-weight:700}.errorText{color:#9b2c2c;font-weight:700}