.header-actions{display:flex;align-items:center;gap:1rem}.header-link{color:#dceaf0;text-decoration:none;font-weight:700}.header-link:hover{text-decoration:underline}.admin-shell{max-width:760px;margin:2rem auto}.back-link{display:inline-block;margin-bottom:1rem;color:#176b87}.admin-card{background:#fff;border:1px solid #dce4e8;border-radius:18px;padding:2rem;box-shadow:0 18px 50px rgba(23,50,77,.08)}.admin-card h1{margin:.25rem 0}.certificate-status{display:flex;justify-content:space-between;gap:1rem;margin:1.25rem 0;padding:1rem;border-radius:12px}.certificate-status.ready{background:#eaf7f2;color:#176d5e}.certificate-status.pending{background:#fff6e4;color:#8a5a12}.certificate-form{display:grid;gap:1rem}.certificate-form label{display:grid;gap:.4rem;font-weight:700}.certificate-form small{color:#687681;font-weight:400}.admin-warning{margin-top:1.5rem;padding:1rem;border-left:4px solid #b7791f;background:#fff8e8}.success{padding:1rem;background:#eaf7f2;color:#176d5e;border-radius:10px;margin:1rem 0}