.classroom-main{max-width:960px;margin:auto;padding:36px 20px 80px}.classroom-main h1{font-size:clamp(26px,5vw,42px)}.classroom-main .funnel-panel{margin:24px 0}.classroom-main button{cursor:pointer;font:inherit;color:#24483e;background:#fff;border:1px solid #cdd9d5;border-radius:10px;padding:11px 15px}.classroom-main button:disabled{cursor:default;opacity:.55}.classroom-main button.funnel-button{color:#fff;background:#285e4e}.classroom-actions{flex-wrap:wrap;gap:10px;margin:18px 0;display:flex}.classroom-lessons{gap:10px;padding:0;list-style:none;display:grid}.classroom-lessons button{text-align:left;width:100%}.classroom-body{white-space:pre-wrap;line-height:1.9}.classroom-section{border-bottom:1px solid #e0e7e3;margin-bottom:20px;padding:20px 0}.classroom-choice{background:#f3f6f4;border-radius:10px;align-items:flex-start;gap:12px;margin:6px 0;padding:12px;display:flex}.classroom-choice input{min-width:18px;min-height:18px;margin-top:5px}.classroom-main fieldset{border:1px solid #d4dfd8;border-radius:12px;margin:22px 0;padding:18px}.classroom-main legend{max-width:100%;padding:5px;font-weight:700}.classroom-alert{color:#7e2d1d;background:#fff0eb;border-radius:12px;padding:18px}.classroom-alert a,.classroom-alert button{margin-left:12px}.classroom-success{background:#e6f4ed;border-radius:12px;padding:16px}.classroom-main details{border-bottom:1px solid #d6ded9;padding:16px 0}.classroom-main summary{cursor:pointer;font-weight:700}.classroom-table{border-collapse:collapse;width:100%}.classroom-table td,.classroom-table th{text-align:left;border-bottom:1px solid #d4dfd8;padding:12px}.classroom-table-wrap{overflow:auto}.classroom-main textarea{width:100%;min-height:100px;font:inherit;padding:12px;display:block}.classroom-main a{color:#285e4e}.classroom-main :focus-visible{outline-offset:3px;outline:3px solid #f0b44e}