:root{--school-gold:#c2a35d;--school-ink:#151515;--school-cream:#f6f2e9}.school{color:var(--school-ink);font-family:Arial,sans-serif;max-width:1180px;margin:auto;line-height:1.65}.school *{box-sizing:border-box}.school button,.school input,.school textarea,.school select{font:inherit}.school button{cursor:pointer}.school button:disabled{cursor:default;opacity:.65}.school-top{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;border-bottom:2px solid var(--school-gold);padding-bottom:18px}.school-top h2{margin:0;font-size:clamp(26px,4vw,40px)}.school p{max-width:760px}.school-kicker{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#67552a;font-weight:700}.school-grid{display:grid;grid-template-columns:285px minmax(0,1fr);gap:28px;margin-top:24px}.school-nav{display:flex;flex-direction:column;gap:12px}.school-course{background:white;text-align:left;border:1px solid #d5d0c7;border-radius:12px;padding:16px;color:#151515}.school-course[aria-current=true]{border:2px solid var(--school-gold);padding:15px;background:var(--school-cream)}.school-course strong{display:block;font-size:16px}.school-course small{display:block;margin-top:7px;color:#555}.school-course.locked{background:#f0eee9}.school-main{min-width:0}.school-main h3{font-size:28px;line-height:1.25;margin:0 0 10px}.school-lesson{border:1px solid #d5d0c7;border-radius:12px;margin:16px 0;background:white;overflow:hidden}.school-lesson summary{padding:18px;cursor:pointer;font-size:19px;font-weight:700}.school-content{padding:0 22px 24px}.school-content p{white-space:pre-line}.school-content h4{font-size:18px;margin:24px 0 10px}.school-example{padding:16px 18px;background:var(--school-cream);border-left:3px solid var(--school-gold)}.school audio{width:100%;max-width:680px;margin:12px 0}.school-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.school-fields label{display:flex;flex-direction:column;gap:5px;font-size:14px;font-weight:700}.school-fields textarea,.school input{border:1px solid #aaa;border-radius:6px;padding:9px;color:#151515;background:white;max-width:100%}.school-fields textarea{min-height:72px;resize:vertical}.school-btn{background:#151515;color:white;border:1px solid #151515;border-radius:7px;padding:10px 16px;min-height:44px;margin:10px 8px 0 0}.school-btn.secondary{background:white;color:#151515}.school-feedback{padding:12px;background:#f1f4ee;border-left:3px solid #597249;white-space:pre-line}.school-quiz label{display:block;padding:10px 0}.school-quiz input{margin-right:10px}.school-table-wrap{overflow:auto}.school table{width:100%;border-collapse:collapse;font-size:14px}.school th,.school td{text-align:left;padding:8px;border-bottom:1px solid #ddd;white-space:nowrap}.school td input{width:110px}.school-tool{background:#faf8f3;border:1px solid #d5d0c7;border-radius:10px;padding:18px;margin:20px 0}.school-tool output{display:block;white-space:pre-line;font-weight:700;margin:12px 0}.school-note{font-size:13px;color:#555}.school a{color:#69501d;text-decoration:underline}.school :focus-visible{outline:3px solid #8a671e;outline-offset:3px}.school-progress{font-size:14px;font-weight:700}.school-completion{display:block;padding:14px 0}.school-completion input{margin-right:8px}@media(max-width:760px){.school-grid{grid-template-columns:1fr}.school-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.school-content{padding:0 15px 20px}.school-fields{grid-template-columns:1fr}.school-main h3{font-size:25px}}@media(max-width:420px){.school-nav{grid-template-columns:1fr}}@media print{.school-nav,.school audio,.school button,.school-quiz{display:none}.school-grid{display:block}.school-lesson{break-inside:avoid}.school-lesson:not([open]) .school-content{display:block}.school-fields textarea{min-height:90px}}