.site-credit{font-size:.8em;line-height:1.7;text-align:center;padding:12px 0 20px;color:var(--muted)}.site-credit a{color:var(--green);text-underline-offset:3px}
#student-bar{display:flex;align-items:center;justify-content:flex-end;gap:16px;padding-top:12px}#student-bar[hidden]{display:none}#student-bar a{color:var(--green)}
#share-url{display:block;width:100%;margin-top:10px;border:1px solid var(--line);background:var(--paper);color:var(--ink);font:inherit;overflow-wrap:anywhere;padding:12px}
.account-page{max-width:900px;margin:0 auto;padding:28px 18px}.account-card{max-width:520px;margin:50px auto 25px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:28px}.account-card h1{font-size:1.6em}.account-card p{line-height:1.8}.account-card label{display:block;margin-top:18px}.account-card input{display:block;width:100%;margin:8px 0 20px;min-height:48px}.account-card button{min-height:48px;width:100%}.account-card a{color:var(--green)}.account-status{min-height:2em;white-space:pre-wrap}.account-tools{display:flex;gap:16px;align-items:center;flex-wrap:wrap}.account-tools a{color:var(--green)}.student-row{padding:18px;border:1px solid var(--line);border-radius:10px;margin:12px 0;display:flex;gap:12px;align-items:center;flex-wrap:wrap}.student-row strong{margin-right:auto}.student-row button{min-height:44px}.teacher-form{padding:20px;border:1px solid var(--line);border-radius:10px;margin:24px 0}.teacher-form label{display:block;margin-bottom:8px}.teacher-form input{max-width:100%;margin-right:10px}.credential-result{white-space:pre-wrap;padding:16px;border:2px solid var(--green);border-radius:8px;background:var(--soft)}
@media(max-width:620px){.account-card{margin:18px auto;padding:20px}.account-page{padding:12px}.teacher-form button{margin-top:12px}#student-bar{flex-wrap:wrap;gap:10px}}