/* Stadira Double Science 0.10.0 — teacher dashboard ([sda_teacher]). Scoped to .sdt. Navy #0B1F3A, teal #2A7F8C, cream, hairline cards. */
.sdt{--navy:#0B1F3A;--teal:#2A7F8C;--teal2:#1F6370;--ink:#1A2433;--muted:#4A5568;--line:#D8DEE8;--cream:#FBF8F2;--ok:#147A3D;--okbg:#EAF7EF;--no:#B42318;--nobg:#FDF0EE;--amb:#B45309;
  font-size:17px;line-height:1.55;color:var(--ink);background:var(--cream);border-radius:18px;padding:16px;max-width:1100px;margin:0 auto 32px;overflow-wrap:break-word}
.sdt *,.sdt *::before,.sdt *::after{box-sizing:border-box}
.sdt :is(h2,h3,h4){color:var(--navy);font-family:inherit;line-height:1.25;margin:0 0 .5em;text-transform:none;letter-spacing:0}
.sdt h2{font-size:1.6em;font-weight:800}.sdt h3{font-size:1.2em;font-weight:800}.sdt h4{font-size:1em;font-weight:800;margin-top:.4em}
.sdt :is(p,li){font-size:inherit!important;margin:0 0 .6em}
.sdt a{color:var(--teal2)}
.sdt-eye{font-size:.78em!important;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--teal2);margin:0 0 .2em!important}
.sdt-head{margin:0 0 12px}
.sdt-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;margin:0 0 14px}
.sdt-msg{background:var(--okbg);border:1px solid #9BD1AE;border-radius:12px;padding:10px 14px;font-weight:700;color:#0F4A2A}
.sdt-small,.sdt small{font-size:.84em!important;color:var(--muted)}
.sdt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:0 0 8px}
.sdt-two{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.sdt label{display:grid;gap:4px;font-weight:700;font-size:.92em;color:var(--navy);min-width:0}
.sdt :is(input:not([type=radio]):not([type=checkbox]),select,textarea){font:inherit;font-size:16px;min-height:48px;padding:8px 12px;border:1.5px solid #C9D2DE;border-radius:10px;background:#fff;color:var(--ink);width:100%;max-width:100%;min-width:0}
.sdt :is(input,select,button,a,summary):focus-visible{outline:3px solid #F59E0B;outline-offset:2px}
.sdt fieldset{border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:0 0 10px}
.sdt legend{font-weight:800;color:var(--navy);padding:0 6px}
.sdt .sdt-radio{display:flex;gap:10px;align-items:center;min-height:44px;font-weight:700}
.sdt .sdt-radio input{width:22px;height:22px;flex:0 0 auto}
.sdt .sdt-sub{margin:0 0 6px 32px;font-weight:600}
.sdt-btn,.sdt button.sdt-btn,.sdt a.sdt-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:48px;padding:8px 18px;border-radius:12px;border:2px solid var(--teal);background:var(--teal);color:#fff!important;font:inherit;font-weight:800;cursor:pointer;text-decoration:none;line-height:1.2;text-transform:none;letter-spacing:0}
.sdt .sdt-btn.sdt-btn--ghost{background:#fff;color:var(--teal2)!important}
.sdt .sdt-btn--sm{min-height:44px;padding:4px 12px;font-size:.88em}
.sdt summary{cursor:pointer;font-weight:800;color:var(--teal2);min-height:44px;display:flex;align-items:center}
.sdt-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.sdt-row form{margin:0}
.sdt-classes{list-style:none;margin:0 0 10px;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px}
.sdt-classes li{margin:0}
.sdt-cl{display:grid;gap:2px;border:1px solid var(--line);border-radius:12px;padding:10px 12px;text-decoration:none;color:var(--ink)!important;min-height:56px;background:#fff}
.sdt-cl b{color:var(--navy)}.sdt-cl span{font-size:.84em;color:var(--muted)}
.sdt-cl.on{border:2px solid var(--teal);background:#EEF7F8}.sdt-cl.arch{opacity:.7}
.sdt-ch{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 16px;align-items:flex-start;margin:0 0 8px}
.sdt-code{display:grid;gap:4px;justify-items:start;border:1px dashed var(--teal);border-radius:12px;padding:8px 12px;background:#F4FAFB}
.sdt-code b{font-size:1.7em;letter-spacing:.12em;color:var(--navy);font-family:ui-monospace,Menlo,Consolas,monospace}
.sdt-as,.sdt-behind,.sdt-weak,.sdt-roster,.sdt-marks{list-style:none;margin:0;padding:0}
.sdt-as li{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:8px 12px;margin:0 0 8px}
.sdt-as li>div{display:grid;gap:2px;min-width:0;flex:1 1 240px}
.sdt-as form{margin:0}
.sdt-weak li{display:grid;gap:4px;margin:0 0 8px}
.sdt-behind li{border-bottom:1px solid var(--line);padding:4px 0;margin:0}
.sdt-bar{display:block;height:10px;border-radius:999px;background:#E5E7EB;overflow:hidden;border:1px solid #CBD5E1;min-width:60px}
.sdt-bar>span{display:block;height:100%;border-radius:999px;background:var(--ok)}
.sdt-bar--a>span{background:#D97706}.sdt-bar--r>span{background:var(--no)}
.sdt-nums{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px;margin:8px 0}
.sdt-nums>div{border:1px solid var(--line);border-radius:10px;padding:6px 10px;margin:0}
.sdt-nums dt{font-size:.78em;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}
.sdt-nums dd{margin:2px 0 0;font-weight:800;color:var(--navy);display:grid;gap:4px}
.sdt-st{border:1px solid var(--line);border-radius:14px;padding:12px;margin:0 0 10px!important}
.sdt-sth{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline}
.sdt .sdt-sth b{font-size:1.05em;color:var(--navy);font-weight:800}
.sdt .sdt-cl b,.sdt-code b,.sdt-as b,.sdt-weak b,.sdt-behind b{font-weight:800}
.sdt-tag{font-size:.75em;font-weight:900;border:1.5px solid var(--no);color:var(--no);border-radius:999px;padding:0 8px;background:var(--nobg)}
.sdt-chips{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin:4px 0}
.sdt-chip{font-size:.82em;font-weight:700;border:1px solid var(--line);border-radius:999px;padding:2px 10px;background:#F7F9FC}
.sdt-mm ul{list-style:none;margin:6px 0;padding:0;display:grid;gap:4px}
.sdt-mm li{display:grid;grid-template-columns:minmax(0,1fr) 90px 44px;gap:8px;align-items:center;font-size:.86em;margin:0}
.sdt-mm li b{text-align:right}
.sdt-tw{overflow-x:auto;margin:8px 0}
.sdt-t{border-collapse:collapse;width:100%;font-size:.9em;background:#fff}
.sdt-t th,.sdt-t td{border-bottom:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}
.sdt-t th{background:#F4EEE4;color:var(--navy)}
.sdt-marks li{margin:0}
.sdt-marks label{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:6px 12px;border-bottom:1px solid var(--line);padding:6px 0;font-weight:700}
.sdt-marks label>span:first-child{display:grid;min-width:0}
.sdt-marks small{font-weight:600}
.sdt-mk{display:flex;align-items:center;gap:6px;white-space:nowrap}
.sdt .sdt-mk input{width:96px}
.sdt-new{margin-top:6px}
@media (max-width:480px){.sdt{padding:10px;border-radius:0;margin-left:-16px;margin-right:-16px;font-size:16px}.sdt-card{padding:12px}.sdt-code b{font-size:1.45em}.sdt-mm li{grid-template-columns:minmax(0,1fr) 60px 40px}}