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a[aria-current=page]{background:#2d278e;color:#fff;border-color:#2d278e}.instructor-section-links a:hover{border-color:#7771ca}.instructor-section-links a:focus-visible{outline:3px solid #a5a0ed;outline-offset:3px}@media (max-width:640px){.instructor-section{align-items:flex-start;flex-direction:column;gap:10px;padding-top:16px}.instructor-section-links{gap:6px}.instructor-section-links a{padding:10px 12px;font-size:14px}}.student-brand{display:inline-flex;align-items:center;padding:7px 10px;margin-bottom:14px;background:#fff;border-radius:9px}.student-brand .brand-logo{display:block;width:130px;height:auto}.student-header-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}.student-header-row .student-brand{min-width:0;margin-bottom:0}.student-header-row .brand-logo{max-width:100%}.student-header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.student-header-actions .icon-button{width:44px;height:44px;min-height:44px}.student-header-actions form{margin:0}