@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Malayalam:wght@400;500;600&family=Noto+Sans+Arabic:wght@400;500&display=swap');
:root{font-family:Arial,'Noto Sans Malayalam',sans-serif;color:#162c4c;background:#f3f6fb;font-size:16px;line-height:1.65;--green:#103d7d;--line:#dbe3ef;--muted:#5e6e83}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}a{color:var(--green)}button{cursor:pointer;border:1px solid #cad6e7;background:white;border-radius:8px;padding:10px 15px;color:#193f75;min-height:44px}button:hover{background:#edf3fc}button:disabled{opacity:.55;cursor:default}.primary{background:var(--green);color:white;border-color:var(--green)}.primary:hover{background:#0b3065}.danger{color:#a52e30}input,select,textarea{width:100%;border:1px solid #bccbe0;border-radius:8px;background:white;color:#162c4c;padding:11px;min-height:44px}input[type=radio],input[type=checkbox]{width:auto;min-height:auto}textarea{resize:vertical}label{display:block;font-size:.9rem;margin-bottom:6px}input:focus,button:focus-visible,select:focus,textarea:focus{outline:3px solid #e7c874;outline-offset:2px}h1,h2,h3{font-weight:500;line-height:1.5;margin:0 0 14px}h1{font-size:1.6rem}h2{font-size:1.35rem}h3{font-size:1.05rem}p{margin:8px 0 18px}.app{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:100vh}aside{background:#102f5a;color:#fff;padding:30px 22px;display:flex;flex-direction:column}.brand{text-decoration:none;color:inherit;display:flex;align-items:center;gap:12px;font-size:1.5rem;font-weight:600}.mark{background:#d5ae4f;color:#102f5a;padding:3px 14px;border-radius:10px}.subbrand{display:block;font-size:.8rem;font-weight:400}.rail-label{font-size:.8rem;color:#c4d3e9;margin:45px 0 12px}nav{display:grid;gap:8px}nav button{text-align:left;background:transparent;border-color:transparent;color:#e8eef9}nav button:hover,nav button.active{background:#21497d;color:white}.rail-footer{margin-top:auto;padding-top:40px;font-size:.8rem;color:#c4d3e9}.workspace{min-width:0;padding:30px 36px}header{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:24px}.eyebrow{font-size:.75rem;letter-spacing:.12em;color:var(--muted)}#identity{display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:.9rem}.panel{background:white;border:1px solid var(--line);border-radius:14px;padding:24px;min-width:0}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.three{grid-template-columns:repeat(3,minmax(0,1fr))}.stack{display:grid;gap:18px}.wide{grid-column:1/-1}.row{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap}.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:15px}.muted{color:var(--muted)}.badge{background:#edf2fb;border-radius:6px;font-size:.8rem;padding:5px 9px;display:inline-block}.locked{background:#f3f4f3;color:#68748a}.lesson-number{font-size:.8rem;letter-spacing:.08em;color:#657895}.lesson h3{margin:14px 0;min-height:48px}.field{margin-bottom:16px}.auth{max-width:530px;margin:30px auto}.auth-title{margin-bottom:25px}.stat{font-size:2rem;color:var(--green)}progress{width:100%;height:12px;accent-color:#d5ae4f}footer{font-size:.8rem;color:var(--muted);padding-top:35px}#notice:not(:empty){border-radius:9px;padding:14px 18px;margin-bottom:20px;background:#eaf1fc}#notice.error{background:#fff0ee;color:#8e2828}.empty{text-align:center;padding:35px 20px;color:var(--muted)}video{width:100%;max-height:440px;background:#102a4e;border-radius:10px}audio{width:100%;margin:12px 0}.arabic{font-family:'Noto Sans Arabic',serif;font-size:1.7rem;line-height:1.9}.sentence{border-bottom:1px solid var(--line);padding:16px 0}.sentence:last-child{border-bottom:0}.option{display:flex;gap:10px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:8px;margin:8px 0}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:.9rem}th,td{padding:14px 10px;border-bottom:1px solid var(--line);vertical-align:top}th{font-weight:500;color:var(--muted)}td input,td select{min-width:130px}.feedback{border-left:3px solid #d5ae4f;padding-left:15px;margin-top:15px}.hero{background:#123d76;color:white;border:0}.hero p{color:#e1ebfb}.checks{display:flex;gap:12px;flex-wrap:wrap}.status{padding:6px 10px;background:#edf2fb;border-radius:7px}.file-hint{font-size:.8rem;color:var(--muted)}[hidden]{display:none!important}.compact{font-size:.85rem}.edit-heading{padding-bottom:15px;border-bottom:1px solid var(--line)}@media(max-width:1000px){.app{grid-template-columns:190px minmax(0,1fr)}.workspace{padding:24px}.three{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.app{display:block}aside{padding:16px}.brand{font-size:1.2rem}.rail-label,.rail-footer{display:none}nav{display:flex;flex-wrap:wrap;margin-top:16px;gap:6px}nav button{font-size:.85rem;padding:8px 10px}.workspace{padding:20px 14px}.grid,.three{grid-template-columns:1fr}.panel{padding:19px}header{padding-bottom:16px}h1{font-size:1.3rem}.lesson h3{min-height:0}.auth{margin:10px auto}.wide{grid-column:auto}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.course-list,.lesson-detail,.setup-note{margin-top:22px}fieldset{border:0;border-bottom:1px solid var(--line);padding:0 0 20px;margin:0 0 20px;min-width:0}legend{margin-bottom:12px}strong{font-weight:500}

.brand-logo{display:block;flex-shrink:0;width:80px;height:80px}.brand-logo img{display:block;width:100%;height:100%;object-fit:contain}.brand{gap:8px;font-size:1.25rem}.brand .subbrand{font-size:.78rem}.auth-logo{display:block;object-fit:contain;margin:0 auto 16px}.auth-title{text-align:center}.primary{box-shadow:0 2px 0 rgba(16,47,90,.08)}nav button.active{border-left:3px solid #d5ae4f}.hero{border-top:3px solid #d5ae4f}.stat{color:#103d7d}.rail-footer{color:#dec27a}.badge{color:#25466e}.brand-logo img,.auth-logo{background:transparent}@media(max-width:700px){.brand-logo{width:60px;height:60px}.brand{font-size:1.25rem}}