.teacher-partner{display:grid;gap:1rem}.partner-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.partner-code{display:block;font-size:clamp(1.6rem,5vw,2.6rem);letter-spacing:.12em;margin:1rem 0}.teacher-access-lock{border:2px solid var(--warning,#d97706)}@media(max-width:600px){.partner-grid{grid-template-columns:1fr}.teacher-partner .button-row{align-items:stretch}.teacher-partner .button{width:100%}}