.kss-teacher-checkin {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin: 24px 0;
}

.kss-teacher-checkin > section {
    flex: 1 1 320px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

.kss-teacher-checkin h3 {
    margin-top: 0;
    font-size: 1.2rem;
}
.kss-teacher-checkin__account {
    background: #fff;
    border: 1px solid #dcdcde;
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 16px;
}

.kss-teacher-checkin__account-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.kss-teacher-checkin__account-actions input[type="text"] {
    min-width: 200px;
}

.kss-teacher-checkin__account-status {
    margin: 0;
    font-size: 13px;
    color: #50575e;
}



.kss-teacher-checkin__qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 260px;
}

.kss-teacher-checkin__qr canvas,
.kss-teacher-checkin__qr img {
    width: 240px !important;
    height: 240px !important;
    border: 6px solid #f1f5f9;
    border-radius: 12px;
    background: #fff;
    object-fit: contain;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
}

.kss-teacher-checkin__meta {
    margin-top: 16px;
    text-align: center;
    font-size: 0.95rem;
    color: #475569;
}

.kss-teacher-checkin__meta code {
    display: inline-block;
    margin: 8px 0;
    padding: 4px 8px;
    background: #f8fafc;
    border-radius: 4px;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

.kss-teacher-checkin__meta button {
    margin-top: 10px;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    background: #334155;
    color: #fff;
    cursor: pointer;
}

.kss-teacher-checkin__meta button:hover {
    background: #1f2937;
}

.kss-teacher-checkin__status-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.kss-teacher-checkin__status-message {
    margin: 0;
    font-size: 1rem;
    color: #1f2937;
    line-height: 1.5;
    min-height: 1.8em;
}

.kss-teacher-checkin__status-message.is-error {
    color: #b91c1c;
}

[data-role="generator-status"] {
    margin-top: 12px;
    font-size: 0.9rem;
    color: #1f2937;
}

[data-role="generator-status"].is-error {
    color: #b91c1c;
}

@media (max-width: 768px) {
    .kss-teacher-checkin {
        flex-direction: column;
    }
}