.notification-settings {
    width: 100%;
    max-width: 820px;
    margin: 0 auto;
    padding: 40px 0 64px;
    overflow-wrap: anywhere;
}
.notification-settings__back,
.notification-profile-link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    color: var(--purple-164);
    text-decoration: underline;
    text-underline-offset: 4px;
}
.notification-profile-link { margin: 12px 0; }
.notification-settings__header { margin: 24px 0 28px; }
.notification-settings__eyebrow {
    display: block;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--purple-164);
}
.notification-settings__header h1 { line-height: 1.3; }
.notification-settings__intro { margin-top: 16px; line-height: 1.6; color: var(--gray-211); }
.notification-settings__card {
    padding: 28px;
    margin-bottom: 20px;
    border: 1px solid var(--gray-61);
    border-radius: var(--radius-20);
    background: var(--black-41);
}
.notification-settings__option { display: flex; align-items: center; gap: 14px; font-weight: 600; line-height: 1.5; cursor: pointer; }
.notification-settings__option input {
    appearance: auto;
    flex: 0 0 22px;
    width: 22px;
    height: 22px;
    margin: 0;
    accent-color: var(--purple);
    cursor: pointer;
}
.notification-settings__hint { margin-top: 12px; line-height: 1.6; color: var(--gray-211); font-size: 14px; }
.notification-settings__device-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.notification-settings h2 { font-size: 18px; font-weight: 600; line-height: 1.4; }
.notification-settings__badge { padding: 7px 12px; border-radius: 20px; background: var(--purple-164-opacity-20); color: var(--purple-164); font-size: 12px; }
.notification-settings__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.notification-settings__actions .a-btn { flex: 1 1 220px; min-height: 52px; font-size: 13px; line-height: 1.5; padding: 12px 20px; border-width: 2px; white-space: normal; }
.notification-settings__connect { background: var(--purple); border-color: var(--purple); color: var(--backtimeslip); }
.notification-settings button:disabled { opacity: .55; cursor: not-allowed; }
.notification-settings[aria-busy="true"] button:disabled { cursor: wait; }
.notification-settings__status { margin-top: 20px; padding: 16px; min-height: 56px; border-radius: var(--radius-12); background: var(--black-34); color: var(--gray-211); line-height: 1.5; font-size: 14px; }
.notification-settings__help { padding: 24px 28px; border-left: 3px solid var(--purple-164); background: var(--purple-164-opacity-20); border-radius: var(--radius-12); }
.notification-settings__help p { margin-top: 12px; color: var(--gray-211); line-height: 1.6; font-size: 14px; }
.notification-settings__explanations { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 20px; }
.notification-settings__explanations dt { font-weight: 600; font-size: 14px; line-height: 1.5; }
.notification-settings__explanations dd { margin: 8px 0 0; color: var(--gray-211); font-size: 14px; line-height: 1.6; }
.notification-settings__guide { margin-top: 16px; border-top: 1px solid var(--purple-164); padding-top: 16px; }
.notification-settings__guide summary { display: flex; align-items: center; gap: 12px; cursor: pointer; font-weight: 600; line-height: 1.5; min-height: 48px; list-style: none; }
.notification-settings__guide summary::-webkit-details-marker { display: none; }
.notification-settings__guide summary::after { content: '+'; margin-left: auto; flex-shrink: 0; font-size: 24px; color: var(--purple-164); }
.notification-settings__guide[open] summary::after { content: '−'; }
.notification-settings__guide summary small { display: block; color: var(--gray-211); font-size: 12px; font-weight: 400; }
.notification-settings__system-icon { width: 28px; height: 28px; flex: 0 0 28px; color: var(--purple-164); }
.notification-settings__guide ol { margin: 16px 0 0; padding-left: 24px; list-style: decimal; color: var(--gray-211); font-size: 14px; line-height: 1.6; }
.notification-settings__guide li + li { margin-top: 10px; }
.notification-settings :focus-visible,
.notification-profile-link:focus-visible { outline: 3px solid var(--purple-164); outline-offset: 4px; }
[data-homework-anchor] { scroll-margin-top: 6rem; }
@media (max-width: 600px) {
    .notification-settings { padding: 24px 0 40px; }
    .notification-settings__card { padding: 20px 16px; }
    .notification-settings__help { padding: 20px 16px; }
    .notification-settings__header h1 { font-size: 24px; }
    .notification-settings__actions .a-btn { flex-basis: 100%; }
    .notification-settings__explanations { grid-template-columns: 1fr; gap: 16px; }
}