.session-security,.pin-security{display:flex;align-items:center;gap:10px;margin-top:14px;padding:13px;border:1px solid var(--line);border-radius:10px;background:var(--soft)}
.session-security>div,.pin-security>div{display:grid;gap:3px;flex:1}.session-security strong,.pin-security strong{font-size:11px}.session-security small,.pin-security small{color:var(--muted);font-size:9px}
.pin-security{background:var(--ok-bg)}.pin-security form{display:flex;gap:6px}.pin-download{white-space:nowrap}
.roster-list{grid-template-columns:1fr}.roster-list>div{grid-template-columns:auto minmax(80px,.7fr) minmax(100px,1fr) minmax(130px,auto) 82px minmax(180px,1.3fr) auto}
.pin-value{padding:7px 8px;border-radius:7px;background:var(--card);color:var(--green);font-size:11px;font-weight:800;text-align:center}.student-pin-form{display:flex;gap:5px}.student-pin-form input{width:88px;padding:7px}.student-pin-form button{padding:7px 9px;white-space:nowrap}
.file-info code{padding:2px 4px;border-radius:4px;background:var(--soft);color:var(--muted);font-size:8px}
.audit-panel{margin-top:22px;border:1px solid var(--border-soft2);border-radius:14px;background:var(--card);overflow:hidden}.audit-panel>summary{display:flex;justify-content:space-between;padding:16px 20px;cursor:pointer;list-style:none;font-size:12px;font-weight:800}.audit-panel>summary::-webkit-details-marker{display:none}.audit-panel>summary small{color:var(--muted);font-size:9px;font-weight:500}.audit-body{padding:16px 20px;border-top:1px solid var(--line)}.audit-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.audit-head p{color:var(--muted);font-size:10px}.audit-head .ghost{padding:8px 10px;font-size:9px}.audit-list{display:grid;gap:6px;margin-top:10px}.audit-list article{display:grid;grid-template-columns:90px 130px 130px 1fr;gap:8px;padding:9px;border-radius:8px;background:var(--soft);font-size:9px}.audit-list time,.audit-list small{color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:950px){.roster-list>div{grid-template-columns:auto 1fr 1fr}.student-pin-form{grid-column:1/-1}.audit-list article{grid-template-columns:90px 1fr}.audit-list small{grid-column:1/-1}}
@media(max-width:560px){.session-security,.pin-security{align-items:stretch;flex-direction:column}.pin-security form,.pin-security button{width:100%}.pin-security select{flex:1}.audit-head{align-items:stretch;flex-direction:column}.audit-panel>summary small{display:none}}