/* =========================================================
   MOCURVE SAAS — HEADER
   ========================================================= */

.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--topbar-height);
    padding: 0 38px;
    border-bottom: 1px solid var(--color-border);
    background: rgba(245,245,243,.92);
    -webkit-backdrop-filter: blur(14px); /* Fix crítico para iOS/Safari */
    backdrop-filter: blur(14px);
}

.topbar h1 {
    margin: 0;
    font-size: 22px;
    line-height: 1.1;
}

.topbar__actions,
.topbar__left,
.user-menu {
    display: flex;
    align-items: center;
}

.topbar__actions {
    gap: 16px;
}

.menu-toggle {
    display: none;
    width: 38px;
    height: 38px;
    margin-right: 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
}

.icon-button {
    position: relative;
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 20px;
}

.notification-button i {
    position: absolute;
    top: 7px;
    right: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 0 2px var(--color-surface);
}

.user-menu {
    gap: 9px;
    padding-left: 4px;
}

.user-menu__info strong,
.user-menu__info span {
    display: block;
}

.user-menu__info strong {
    font-size: 12px;
}

.user-menu__info span {
    margin-top: 1px;
    color: var(--color-text-muted);
    font-size: 10px;
}

.user-menu__arrow {
    margin-left: 3px;
    color: var(--color-text-muted);
}