:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#173147;background:#f4f8fc;font-size:16px}*{box-sizing:border-box}body{margin:0;min-height:100vh}header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.2rem 4vw;background:white;border-bottom:1px solid #e2e9f0}nav{display:flex;flex-wrap:wrap;gap:.4rem}button{font:inherit;border:1px solid #c7d8e9;color:#1b4560;border-radius:9px;padding:.7rem 1rem;background:white;cursor:pointer}button:hover,button:focus-visible{border-color:#296b9a;outline:2px solid #d8edff}.brand{font-weight:800;font-size:1.25rem}.logo{color:#1c8d79;padding-inline-end:.5rem}main{max-width:760px;margin:4rem auto;padding:0 1rem}.card{background:white;box-shadow:0 8px 35px #18365116;border-radius:18px;border:1px solid #e1ebf0;padding:clamp(1.5rem,4vw,3rem);margin:1rem 0}h1{margin-top:0;font-size:1.6rem}h2{font-size:1.1rem}p{line-height:1.8;color:#536b7d}form{display:grid;gap:1.2rem}label{display:grid;gap:.55rem;font-weight:600}input,select,textarea{font:inherit;border:1px solid #b3c8d8;border-radius:9px;padding:.85rem;width:100%;background:#fff;color:#173147}textarea{resize:vertical}.primary{background:#176b7d;color:white;border-color:#176b7d;font-weight:600}.primary:hover{background:#104e60;color:#fff}.hidden{display:none!important}#status{min-height:2rem;padding:1rem;color:#265d69}.title-row{display:flex;justify-content:space-between;align-items:center;gap:1rem}#inbox{display:grid;gap:.8rem}.message{padding:1rem;border:1px solid #d6e6e9;border-radius:10px;white-space:pre-wrap;overflow-wrap:anywhere}.message small{display:block;color:#648090;margin-bottom:.4rem}code{font-size:.8rem;overflow-wrap:anywhere}@media(max-width:560px){header{flex-direction:column;align-items:stretch}main{margin:1rem auto}}

.key-check{display:flex;align-items:center;gap:.6rem;font-size:.9rem;font-weight:400}.key-check input{width:auto;min-width:1.2rem;height:1.2rem}

#teacher-workspace,#resources-workspace{display:grid;gap:1rem;min-width:0}#teacher-workspace article,#resources-workspace article{border:1px solid #d6e6e9;border-radius:10px;padding:1rem;margin:.5rem 0}#teacher-workspace .row,#resources-workspace .row{display:flex;flex-wrap:wrap;gap:.5rem}#teacher-workspace pre,#resources-workspace pre{max-width:100%;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere}#teacher-workspace .stack,#resources-workspace .stack{display:grid;gap:.5rem;margin:.5rem 0}.notice{padding:1rem;background:#e9f4ee;border:1px solid #91bea6;border-radius:8px}.notice.error{background:#fff0ee;border-color:#ce8b80}
/* Account controls: visible, accessible and consistent on mobile. */
.madar-account-card{margin-top:1.4rem;border-top:3px solid #176b7d}
.madar-account-card h3{font-size:1rem;margin:1.15rem 0 .5rem}
.madar-account-card form{display:grid;gap:.8rem}
.madar-account-field{display:grid;gap:.3rem}
.madar-password-reveal,.madar-account-link{display:inline-flex;align-self:start;justify-self:start;width:auto;padding:.35rem .7rem;border-radius:8px;background:#eff7fb;border:1px solid #bcd4e1;color:#184c67;font-size:.9rem;cursor:pointer}
.madar-account-hint{background:#f0f7f9;border:1px solid #cfdee5;padding:.7rem;border-radius:9px}
.madar-reset-result{background:#eaf7f3;padding:1rem;border:1px solid #9ccbbc;border-radius:10px}
.madar-reset-result input{font-family:monospace;direction:ltr;text-align:left}