:root {
    --notification-panel-width: min(480px, calc(100vw - 24px));
}

/* ===== Root ===== */

.NotificationsRoot {
    position: relative;
}

/* ===== Toggle Button ===== */

.NotificationsToggle {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #ffffff;
    color: var(--text-primary);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition:
        border-color var(--transition),
        box-shadow var(--transition),
        transform var(--transition);
}

.NotificationsToggle:hover {
    border-color: var(--border-strong);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.NotificationsToggleIcon {
    display: inline-flex;
}

.NotificationsToggleIcon svg {

}

/* ===== Badge ===== */

.NotificationsBadge {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    border-radius: 999px;
    background: var(--danger);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    line-height: 22px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(198, 40, 40, 0.25);
}

/* ===== Backdrop ===== */

.NotificationsBackdrop {
    position: fixed;
    inset: 0;
    z-index: 3000;
    background: rgba(15, 23, 42, 0.28);
}

/* ===== Panel ===== */

.NotificationsPanel {
    position: absolute;
    top: 74px;
    right: 24px;
    width: var(--notification-panel-width);
    max-height: calc(100vh - 110px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: #ffffff;
    box-shadow: var(--shadow-lg);
}

/* ===== Header ===== */

.NotificationsPanelHeader {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    padding: 18px 18px 14px;
    border-bottom: 1px solid var(--border);
}

.NotificationsPanelHeader p {
    margin: 0;
}

.NotificationsPanelHeaderActions {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

/* ===== Body ===== */

.NotificationsPanelBody {
    flex: 1;
    overflow-y: auto;
    padding: 14px 18px 18px;
}

/* ===== List ===== */

.NotificationsList {
    display: grid;
    gap: 12px;
}

/* ===== Item ===== */

.NotificationsItem {
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: #ffffff;
    box-shadow: var(--shadow-sm);
}

.NotificationsItem.is-unread {
    border-color: rgba(15, 76, 129, 0.28);
    background: #f9fbff;
}

/* ===== Item Header ===== */

.NotificationsItemHeader {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

/* ===== Severity Dot ===== */

.NotificationsSeverity {
    flex: 0 0 auto;
    width: 10px;
    height: 10px;
    margin-top: 4px;
    border-radius: 999px;
}

.NotificationsSeverity--info {
    background: var(--primary);
}

.NotificationsSeverity--success {
    background: var(--success);
}

.NotificationsSeverity--warning {
    background: var(--warning);
}

.NotificationsSeverity--danger {
    background: var(--danger);
}

/* ===== Meta ===== */

.NotificationsItemMeta {
    flex: 1;
    min-width: 0;
}

.NotificationsItemTitle {
    margin: 0 0 4px 0;
    font-size: 15px;
    font-weight: 700;
}

.NotificationsItemTime {
    display: inline-block;
    color: var(--text-muted);
    font-size: 12px;
}

/* ===== Message ===== */

.NotificationsItemMessage {
    margin: 10px 0 0;
    color: var(--text-secondary);
    overflow-wrap: anywhere;
}

/* ===== Actions ===== */

.NotificationsItemActions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 12px;
}

/* ===== Responsive ===== */

@media (max-width: 920px) {
    :root {
        --notification-panel-width: auto;
    }

    .NotificationsPanel {
        position: fixed;
        top: 64px;
        right: 12px;
        left: 12px;
        width: auto;
        max-height: calc(100vh - 80px);
    }

    .NotificationsPanelHeader {
        flex-direction: column;
    }

    .NotificationsPanelHeaderActions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .NotificationsPanel {
        top: 60px;
        left: 8px;
        right: 8px;
        border-radius: 14px;
    }

    .NotificationsItem {
        padding: 12px;
    }

    .NotificationsItemActions {
        flex-direction: column;
    }

    .NotificationsItemActions .btn {
        width: 100%;
    }
}