.teacher-root{min-height:100vh}.teacher-header{border-bottom:1px solid var(--border);background:#fff;flex-wrap:wrap;align-items:center;gap:24px;padding:20px 32px;display:flex}.teacher-header nav{margin-left:auto}.teacher-header>span{overflow-wrap:anywhere;max-width:240px}.teacher-main{max-width:1280px;margin:auto;padding:32px}.teacher-class-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:20px;display:grid}.teacher-class-grid .detail-panel{margin:0}.teacher-class-grid .button{margin-top:16px}@media (max-width:600px){.teacher-header{gap:14px;padding:16px}.teacher-header>span{display:none}.teacher-main{padding:20px 12px}.teacher-header .brand{max-width:140px}}