.classroom-list{gap:16px}.classroom-item{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;padding:18px;border-radius:14px}.classroom-item-info{display:grid;gap:6px;min-width:0}.classroom-item-info b{font-size:18px}.classroom-item-info span,.classroom-item-info small{color:var(--muted);line-height:1.5}.classroom-item-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.classroom-item-actions button{width:100%;min-height:42px;padding:8px 10px}.classroom-students-panel{min-width:0}.classroom-student-form{padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--surface-soft)}#classroom-student-list{display:grid;gap:14px;margin-top:16px}.classroom-student{padding:17px 18px;border-radius:13px}.classroom-student b{font-size:16px}.classroom-student-actions{display:flex!important;align-items:center;gap:8px}.classroom-student-actions button{min-width:72px;min-height:40px}.classroom-import{display:grid;align-items:stretch;gap:16px;padding:20px;border:2px dashed color-mix(in srgb,var(--accent) 45%,var(--line));border-radius:16px;background:color-mix(in srgb,var(--accent) 5%,var(--surface-soft))}.classroom-import-main{display:grid;grid-template-columns:max-content minmax(0,1fr);align-items:center;gap:14px}.classroom-import-actions{display:grid;grid-template-columns:max-content minmax(0,1fr);align-items:center;gap:14px;padding-top:16px;border-top:1px solid var(--line)}.classroom-import-choose{min-height:48px;padding:12px 20px;background:var(--accent);color:#fff;border-color:var(--accent);font-weight:900}.classroom-import-choose:hover{filter:brightness(1.08)}.classroom-import-filename{display:block;min-width:0;padding:11px 14px;border:1px solid var(--line);border-radius:10px;background:var(--surface);font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.classroom-import-actions button{min-height:46px}.classroom-import-actions button:disabled{opacity:.5}.classroom-import-actions span{display:block;padding:10px 13px;border-radius:9px;color:var(--muted)}.classroom-import-actions span.is-ready{background:#3b82f61a;color:#60a5fa}.classroom-import-actions span.is-success{background:#22c55e1a;color:#4ade80;font-weight:900}.classroom-import-actions span.is-warning{background:#f59e0b1a;color:#fbbf24}.classroom-import-actions span.is-error{background:#ef44441a;color:#f87171}.classroom-import-preview{margin:12px 0}.classroom-import-preview span{padding:7px 11px;font-size:13px}@media(max-width:700px){.classroom-item-actions{grid-template-columns:1fr}.classroom-student{align-items:flex-start;flex-direction:column}.classroom-student-actions{display:grid!important;grid-template-columns:1fr 1fr;width:100%}.classroom-student-actions button{width:100%}.classroom-import-main,.classroom-import-actions{grid-template-columns:1fr}.classroom-import-main button,.classroom-import-actions button{width:100%}}