.pi-page {
    background: var(--pi-bg);
    color: var(--pi-text);
    min-height: 100vh;
    overflow-x: hidden;
}

.pi-container {
    margin: 0 auto;
    max-width: var(--pi-content-max-width);
    padding: 0 var(--pi-space-6);
    width: 100%;
}

.pi-stack {
    display: flex;
    flex-direction: column;
    gap: var(--pi-stack-gap, var(--pi-space-4));
}

.pi-cluster {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: var(--pi-cluster-gap, var(--pi-space-3));
}

.pi-grid {
    display: grid;
    gap: var(--pi-grid-gap, var(--pi-space-4));
    grid-template-columns: repeat(var(--pi-grid-columns, 2), minmax(0, 1fr));
}

.pi-section {
    padding: var(--pi-space-8) 0;
}

.pi-divider {
    background: var(--pi-border-soft);
    border: 0;
    height: 1px;
    margin: var(--pi-space-4) 0;
}

@media (max-width: 767.98px) {
    .pi-container {
        padding: 0 var(--pi-space-4);
    }

    .pi-grid {
        grid-template-columns: 1fr;
    }
}

.pi-app-shell {
    display: grid;
    grid-template-columns: var(--pi-sidebar-width) minmax(0, 1fr);
    min-height: 100vh;
}

.pi-sidebar {
    background: var(--pi-surface);
    border-right: 1px solid var(--pi-border-soft);
    color: var(--pi-text);
    height: 100vh;
    left: 0;
    overflow: hidden;
    position: sticky;
    top: 0;
    z-index: 1040;
}

.pi-sidebar__inner {
    display: flex;
    flex-direction: column;
    gap: var(--pi-space-5);
    height: 100%;
    overflow-y: auto;
    padding: var(--pi-space-5);
}

.pi-sidebar__brand {
    align-items: center;
    display: flex;
    gap: var(--pi-space-3);
    justify-content: space-between;
    min-height: 44px;
}

.pi-sidebar__brand-link,
.pi-topbar__brand-link {
    align-items: center;
    color: var(--pi-text);
    display: inline-flex;
    gap: var(--pi-space-3);
    min-width: 0;
    text-decoration: none;
}

.pi-sidebar__logo {
    display: block;
    max-height: 40px;
    max-width: 190px;
    object-fit: contain;
}

.pi-topbar__logo {
    display: block;
    max-height: 32px;
    max-width: 144px;
    object-fit: contain;
}

.pi-sidebar__brand-fallback {
    align-items: center;
    background: var(--pi-primary);
    border-radius: var(--pi-radius-md);
    color: var(--pi-primary-contrast);
    display: inline-flex;
    font-size: var(--pi-font-sm);
    font-weight: 800;
    height: 34px;
    justify-content: center;
    width: 34px;
}

.pi-sidebar__brand-text {
    font-weight: 800;
}

.pi-sidebar__close {
    display: none;
}

.pi-sidebar__nav,
.pi-sidebar__community-list {
    display: grid;
    gap: var(--pi-space-1);
}

.pi-sidebar__nav-item {
    align-items: center;
    border-radius: var(--pi-radius-md);
    color: var(--pi-text-secondary);
    display: flex;
    font-size: var(--pi-font-sm);
    font-weight: 700;
    gap: var(--pi-space-3);
    min-height: 40px;
    padding: 0 var(--pi-space-3);
    text-decoration: none;
    transition:
        background-color var(--pi-transition-fast),
        color var(--pi-transition-fast);
}

.pi-sidebar__nav-item i {
    color: var(--pi-text-muted);
    flex: 0 0 18px;
    text-align: center;
    transition: color var(--pi-transition-fast);
}

.pi-sidebar__nav-item:hover {
    background: var(--pi-surface-interactive);
    color: var(--pi-text);
    text-decoration: none;
}

.pi-sidebar__nav-item.is-active {
    background: var(--pi-primary-soft);
    color: var(--pi-text);
}

.pi-sidebar__nav-item.is-active i {
    color: var(--pi-primary);
}

.pi-sidebar__communities {
    border-top: 1px solid var(--pi-border-soft);
    display: grid;
    gap: var(--pi-space-3);
    padding-top: var(--pi-space-4);
}

.pi-sidebar__section-head {
    align-items: center;
    display: flex;
    gap: var(--pi-space-2);
    justify-content: space-between;
}

.pi-sidebar__section-head h2 {
    color: var(--pi-text-muted);
    font-size: var(--pi-font-xs);
    font-weight: 800;
    letter-spacing: .08em;
    margin: 0;
    text-transform: uppercase;
}

.pi-sidebar__community {
    align-items: center;
    border-radius: var(--pi-radius-md);
    color: var(--pi-text-secondary);
    display: flex;
    font-size: var(--pi-font-sm);
    gap: var(--pi-space-2);
    min-height: 34px;
    min-width: 0;
    padding: 0 var(--pi-space-2);
    text-decoration: none;
}

.pi-sidebar__community span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pi-sidebar__community:hover {
    background: var(--pi-surface-interactive);
    color: var(--pi-text);
    text-decoration: none;
}

.pi-sidebar__see-all,
.pi-sidebar__empty a {
    color: var(--pi-primary);
    font-size: var(--pi-font-sm);
    font-weight: 700;
    text-decoration: none;
}

.pi-sidebar__empty {
    background: var(--pi-surface-secondary);
    border: 1px solid var(--pi-border-soft);
    border-radius: var(--pi-radius-md);
    color: var(--pi-text-muted);
    display: grid;
    font-size: var(--pi-font-sm);
    gap: var(--pi-space-2);
    padding: var(--pi-space-3);
}

.pi-sidebar__user {
    border-top: 1px solid var(--pi-border-soft);
    margin-top: auto;
    padding-top: var(--pi-space-4);
}

.pi-user-summary {
    align-items: center;
    background: var(--pi-surface-secondary);
    border: 1px solid var(--pi-border-soft);
    border-radius: var(--pi-radius-lg);
    color: var(--pi-text);
    display: flex;
    gap: var(--pi-space-3);
    padding: var(--pi-space-3);
    text-decoration: none;
}

.pi-user-summary:hover {
    background: var(--pi-surface-interactive);
    color: var(--pi-text);
    text-decoration: none;
}

.pi-user-summary__body {
    display: grid;
    min-width: 0;
}

.pi-user-summary__body strong,
.pi-user-menu__name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pi-user-summary__body span {
    color: var(--pi-text-muted);
    font-size: var(--pi-font-xs);
}

.pi-shell-body {
    min-width: 0;
    overflow-x: hidden;
}

.pi-topbar {
    align-items: center;
    backdrop-filter: blur(12px);
    background: color-mix(in srgb, var(--pi-bg) 88%, transparent);
    border-bottom: 1px solid var(--pi-border-soft);
    display: flex;
    gap: var(--pi-space-4);
    min-height: var(--pi-topbar-height);
    padding: var(--pi-space-3) var(--pi-space-6);
    position: sticky;
    top: 0;
    z-index: 1030;
}

.pi-topbar__mobile-brand {
    align-items: center;
    display: none;
    gap: var(--pi-space-2);
}

.pi-topbar__search {
    flex: 1 1 540px;
    max-width: 720px;
}

.pi-topbar__actions {
    align-items: center;
    display: flex;
    gap: var(--pi-space-2);
    margin-left: auto;
}

.pi-topbar__mobile-search {
    display: none;
}

.pi-user-menu {
    position: relative;
}

.pi-user-menu__trigger {
    align-items: center;
    background: transparent;
    border: 0;
    border-radius: var(--pi-radius-md);
    color: var(--pi-text);
    cursor: pointer;
    display: inline-flex;
    gap: var(--pi-space-2);
    min-height: 40px;
    padding: var(--pi-space-1) var(--pi-space-2);
}

.pi-user-menu__trigger:hover {
    background: var(--pi-surface-interactive);
}

.pi-user-menu__name {
    font-size: var(--pi-font-sm);
    font-weight: 700;
    max-width: 150px;
}

.pi-user-menu__panel {
    min-width: 228px;
}

.pi-dropdown__group {
    border-top: 1px solid var(--pi-border-soft);
    display: grid;
    gap: var(--pi-space-1);
    margin-top: var(--pi-space-2);
    padding-top: var(--pi-space-2);
}

.pi-dropdown__label {
    color: var(--pi-text-muted);
    font-size: var(--pi-font-xs);
    font-weight: 800;
    padding: var(--pi-space-1) var(--pi-space-3);
    text-transform: uppercase;
}

.pi-dropdown__item--danger {
    color: var(--pi-danger);
}

.pi-main {
    overflow-x: hidden;
    padding: var(--pi-space-6);
}

.pi-content-layout {
    display: grid;
    gap: var(--pi-shell-gap);
    grid-template-columns: minmax(0, 1fr) var(--pi-right-column-width);
    margin: 0 auto;
    max-width: var(--pi-shell-max-width);
    width: 100%;
}

.pi-content-layout--no-context {
    grid-template-columns: minmax(0, 1fr);
    max-width: var(--pi-content-max-width);
}

.pi-content,
.pi-context-column {
    max-width: 100%;
    min-width: 0;
}

.pi-context-column {
    align-self: start;
    position: sticky;
    top: calc(var(--pi-topbar-height) + var(--pi-space-6));
}

.pi-mobile-search {
    background: var(--pi-overlay);
    display: none;
    inset: 0;
    padding: var(--pi-space-4);
    position: fixed;
    z-index: 1060;
}

.pi-mobile-search.is-open {
    display: block;
}

.pi-mobile-search__panel {
    background: var(--pi-surface);
    border: 1px solid var(--pi-border);
    border-radius: var(--pi-radius-lg);
    box-shadow: var(--pi-shadow-lg);
    padding: var(--pi-space-3);
}

.pi-mobile-search__form {
    align-items: center;
    display: flex;
    gap: var(--pi-space-2);
}

.pi-mobile-search__form .pi-search {
    flex: 1 1 auto;
}

.pi-bottom-nav {
    display: none;
}

.pi-bottom-nav__item {
    align-items: center;
    border-radius: var(--pi-radius-md);
    color: var(--pi-text-muted);
    display: inline-flex;
    flex-direction: column;
    font-size: 11px;
    font-weight: 800;
    gap: 2px;
    justify-content: center;
    min-height: 48px;
    min-width: 0;
    padding: var(--pi-space-1) var(--pi-space-2);
    text-decoration: none;
}

.pi-bottom-nav__item i {
    font-size: var(--pi-font-md);
}

.pi-bottom-nav__item span {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pi-bottom-nav__item:hover,
.pi-bottom-nav__item.is-active {
    background: var(--pi-primary-soft);
    color: var(--pi-primary);
    text-decoration: none;
}

.pi-legacy-content > .card:first-child,
.pi-legacy-content > .row:first-child {
    margin-top: 0;
}

.pi-shell-footer {
    color: var(--pi-text-muted);
    font-size: var(--pi-font-sm);
    margin: var(--pi-space-8) auto 0;
    max-width: var(--pi-content-max-width);
}

.pi-shell-footer .footer {
    border-top: 1px solid var(--pi-border-soft);
    padding-top: var(--pi-space-5);
}

.pi-sidebar-overlay {
    background: var(--pi-overlay);
    border: 0;
    display: none;
    inset: 0;
    position: fixed;
    z-index: 1035;
}

body.pi-sidebar-open {
    overflow: hidden;
}

body.pi-mobile-search-open {
    overflow: hidden;
}

@media (max-width: 1279.98px) {
    .pi-app-shell {
        grid-template-columns: var(--pi-sidebar-width-compact) minmax(0, 1fr);
    }

    .pi-sidebar__inner,
    .pi-main,
    .pi-topbar {
        padding-left: var(--pi-space-4);
        padding-right: var(--pi-space-4);
    }

    .pi-content-layout {
        grid-template-columns: minmax(0, 1fr);
        max-width: 1000px;
    }

    .pi-context-column {
        position: static;
    }
}

@media (max-width: 1023.98px) {
    .pi-app-shell {
        display: block;
    }

    .pi-sidebar {
        bottom: 0;
        height: auto;
        max-width: min(340px, calc(100vw - 40px));
        position: fixed;
        right: auto;
        top: 0;
        transform: translateX(-100%);
        transition: transform var(--pi-transition-normal);
        width: 340px;
    }

    body.pi-sidebar-open .pi-sidebar {
        transform: translateX(0);
    }

    body.pi-sidebar-open .pi-sidebar-overlay {
        display: block;
    }

    .pi-sidebar__close,
    .pi-topbar__mobile-brand {
        display: inline-flex;
    }

    .pi-topbar {
        min-height: var(--pi-topbar-height-compact);
    }

    .pi-topbar__search {
        max-width: none;
    }

    .pi-topbar__mobile-search {
        display: inline-flex;
    }
}

@media (max-width: 767.98px) {
    .pi-page {
        padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px));
    }

    .pi-topbar {
        flex-wrap: nowrap;
        gap: var(--pi-space-3);
        padding-bottom: var(--pi-space-2);
        padding-top: var(--pi-space-2);
    }

    .pi-topbar__mobile-brand {
        flex: 1 1 auto;
    }

    .pi-topbar__search {
        display: none;
    }

    .pi-topbar__new-publication span,
    .pi-user-menu__name,
    .pi-user-menu__trigger > i,
    .pi-topbar__optional-action {
        display: none;
    }

    .pi-topbar__new-publication {
        min-height: 40px;
        padding: 0;
        width: 40px;
    }

    .pi-main {
        padding: var(--pi-space-4);
    }

    .pi-content-layout {
        gap: var(--pi-space-4);
    }

    .pi-shell-footer {
        margin-bottom: var(--pi-space-4);
    }

    .pi-bottom-nav {
        align-items: center;
        backdrop-filter: blur(16px);
        background: color-mix(in srgb, var(--pi-surface) 94%, transparent);
        border-top: 1px solid var(--pi-border-soft);
        bottom: 0;
        display: grid;
        gap: var(--pi-space-1);
        grid-template-columns: repeat(5, minmax(0, 1fr));
        left: 0;
        padding: var(--pi-space-2) var(--pi-space-2) calc(var(--pi-space-2) + env(safe-area-inset-bottom, 0px));
        position: fixed;
        right: 0;
        z-index: 1030;
    }
}

@media (max-width: 389.98px) {
    .pi-bottom-nav__item {
        font-size: 10px;
        padding-left: var(--pi-space-1);
        padding-right: var(--pi-space-1);
    }

    .pi-sidebar {
        max-width: calc(100vw - 24px);
        width: calc(100vw - 24px);
    }
}