/* AulaQuest Gases · Compact sidebar heading and signed-in teacher card. */
.aq-gases-sidebar-top { width:100%; min-width:0; margin:0 0 14px; }
.aq-gases-sidebar-title { margin:0 0 12px; font:700 clamp(16px,1.3vw,19px)/1.3 Inter,system-ui,sans-serif; letter-spacing:-.035em; color:#f1f5f9; }
.aq-gases-teacher-card { display:flex; align-items:center; gap:9px; min-width:0; padding:10px; border:1px solid rgba(148,163,184,.2); border-radius:12px; background:linear-gradient(135deg,rgba(29,46,75,.75),rgba(15,23,42,.9)); box-shadow:0 6px 22px rgba(0,0,0,.12); }
.aq-gases-teacher-identity { display:flex; align-items:center; gap:9px; flex:1; min-width:0; text-decoration:none; color:inherit; }
.aq-gases-teacher-identity:hover, .aq-gases-teacher-identity:focus-visible { color:#fff; text-decoration:none; }
.aq-gases-teacher-avatar { display:grid; place-items:center; flex:0 0 38px; width:38px; height:38px; object-fit:cover; border-radius:50%; border:1px solid rgba(148,163,184,.35); }
.aq-gases-teacher-avatar--fallback { background:#243855; color:#9ac7ff; font-size:15px; }
.aq-gases-teacher-copy { display:flex; flex-direction:column; gap:2px; min-width:0; }
.aq-gases-teacher-copy strong { color:#eaf2ff; font:700 12px/1.35 Inter,system-ui,sans-serif; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.aq-gases-teacher-copy small { color:#90a5c3; font:700 9px/1.3 Inter,system-ui,sans-serif; letter-spacing:.06em; }
.aq-gases-teacher-actions { display:flex; align-items:center; gap:3px; flex:0 0 auto; border-left:1px solid rgba(148,163,184,.2); padding-left:7px; }
.aq-gases-teacher-icon { display:grid; place-items:center; width:27px; height:29px; border-radius:7px; color:#a7bce0; font-size:13px; text-decoration:none; transition:background .15s,color .15s; }
.aq-gases-teacher-icon:hover { color:#fff; background:rgba(59,130,246,.16); }
.aq-gases-teacher-icon:focus-visible, .aq-gases-teacher-identity:focus-visible { outline:2px solid #7dd3fc; outline-offset:2px; }
@media(max-width:400px) { .aq-gases-teacher-card { padding:8px; gap:5px; } .aq-gases-teacher-copy strong { font-size:11px; } .aq-gases-teacher-icon { width:25px; } }