/* SuperNOVA UI: Sidebar */

.nova-sidebar-shell {
    position: relative;
    flex: 0 0 auto;
    width: 280px;
    min-width: 0;
    transition: width 180ms ease;
}

.nova-sidebar-shell--collapsed {
    width: 84px;
}

.nova-sidebar {
    position: sticky;
    top: 92px;
    display: flex;
    flex-direction: column;
    width: 280px;
    height: calc(100dvh - 116px);
    min-height: 520px;
    overflow: visible;
    border: 1px solid var(--border);
    border-radius: 22px;
    color: var(--text-primary);
    background: var(--bg-panel);
    box-shadow: var(--shadow-elevated);
    transition:
        width 180ms ease,
        border-color 180ms ease,
        box-shadow 180ms ease,
        transform 220ms ease;
}

.nova-sidebar__backdrop {
    display: none;
}

.nova-sidebar__header {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 76px;
    padding: 16px;
    border-bottom: 1px solid var(--border-subtle);
}

.nova-sidebar__header-content {
    display: grid;
    flex: 1 1 auto;
    gap: 3px;
    min-width: 0;
}

.nova-sidebar__eyebrow {
    color: var(--accent);
    font-size: 0.68rem;
    font-weight: 750;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.nova-sidebar__title {
    overflow: hidden;
    font-size: 0.98rem;
    font-weight: 760;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nova-sidebar__collapse,
.nova-sidebar__mobile-close,
.nova-sidebar__submenu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 0;
    border-radius: 10px;
    color: var(--text-secondary);
    background: transparent;
    cursor: pointer;
    transition:
        color 150ms ease,
        background 150ms ease,
        box-shadow 150ms ease,
        transform 180ms ease;
}

.nova-sidebar__collapse:hover,
.nova-sidebar__mobile-close:hover,
.nova-sidebar__submenu-toggle:hover {
    color: var(--text-primary);
    background: var(--surface-hover);
}

.nova-sidebar__collapse:focus-visible,
.nova-sidebar__mobile-close:focus-visible,
.nova-sidebar__submenu-toggle:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.nova-sidebar__collapse span {
    width: 9px;
    height: 9px;
    border-bottom: 2px solid currentColor;
    border-left: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform 180ms ease;
}

.nova-sidebar__mobile-close {
    display: none;
    font-size: 1.5rem;
}

.nova-sidebar__navigation {
    flex: 1 1 auto;
    min-height: 0;
    overflow-x: hidden;
    overflow-y: auto;
    padding: 16px 12px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-hover) transparent;
}

.nova-sidebar__group + .nova-sidebar__group {
    margin-top: 22px;
}

.nova-sidebar__group-label {
    margin: 0 10px 8px;
    color: var(--text-muted);
    font-size: 0.68rem;
    font-weight: 750;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.nova-sidebar__list,
.nova-sidebar__submenu {
    display: grid;
    gap: 4px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nova-sidebar__item {
    min-width: 0;
}

.nova-sidebar__item-row {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 4px;
}

.nova-sidebar__action {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    min-height: 46px;
    padding: 10px 12px;
    border: 1px solid transparent;
    border-radius: 13px;
    color: var(--text-secondary);
    background: transparent;
    font: inherit;
    font-size: 0.88rem;
    font-weight: 650;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
    transition:
        color 150ms ease,
        border-color 150ms ease,
        background 150ms ease,
        box-shadow 150ms ease;
}

.nova-sidebar__action:hover {
    color: var(--text-primary);
    background: var(--surface-hover);
}

.nova-sidebar__action:focus-visible {
    outline: none;
    border-color: var(--border-accent-soft);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.nova-sidebar__item--active > .nova-sidebar__item-row > .nova-sidebar__action {
    color: var(--text-primary);
    border-color: var(--border-accent-soft);
    background: var(--surface-active);
}

.nova-sidebar__item--active > .nova-sidebar__item-row > .nova-sidebar__action::before {
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: -1px;
    width: 3px;
    border-radius: 0 4px 4px 0;
    background: var(--accent);
    content: "";
}

.nova-sidebar__item--disabled > .nova-sidebar__item-row {
    opacity: var(--disabled-opacity);
}

.nova-sidebar__item--disabled .nova-sidebar__action {
    cursor: not-allowed;
}

.nova-sidebar__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 22px;
    height: 22px;
    color: currentColor;
}

.nova-sidebar__icon-svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.nova-sidebar__label {
    overflow: hidden;
    flex: 1 1 auto;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nova-sidebar__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    min-width: 24px;
    min-height: 22px;
    padding: 2px 7px;
    border: 1px solid var(--border-accent-soft);
    border-radius: 999px;
    color: var(--accent-strong);
    background: var(--surface-control-readonly);
    font-size: 0.7rem;
    font-weight: 750;
}

.nova-sidebar__submenu-toggle {
    width: 34px;
    height: 34px;
}

.nova-sidebar__chevron {
    display: inline-block;
    flex: 0 0 auto;
    width: 7px;
    height: 7px;
    margin-left: auto;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    transition: transform 180ms ease;
}

.nova-sidebar__item--expanded > .nova-sidebar__item-row .nova-sidebar__chevron {
    transform: rotate(225deg);
}

.nova-sidebar__submenu {
    margin: 5px 0 6px 22px;
    padding-left: 12px;
    border-left: 1px solid var(--border-subtle);
}

.nova-sidebar__submenu[hidden] {
    display: none;
}

.nova-sidebar__submenu .nova-sidebar__action {
    min-height: 40px;
    padding-top: 8px;
    padding-bottom: 8px;
    font-size: 0.82rem;
}

.nova-sidebar__custom {
    flex: 0 0 auto;
    padding: 0 12px 14px;
}

.nova-sidebar__custom:empty {
    display: none;
}

.nova-sidebar__notice {
    display: grid;
    gap: 4px;
    padding: 12px;
    border: 1px solid var(--border-subtle);
    border-radius: 13px;
    color: var(--text-muted);
    background: var(--surface-subtle);
    font-size: 0.76rem;
    line-height: 1.4;
}

.nova-sidebar__notice strong {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.nova-sidebar__footer {
    flex: 0 0 auto;
    min-height: 72px;
    padding: 12px;
    border-top: 1px solid var(--border-subtle);
}

.nova-sidebar__footer:empty {
    display: none;
}

.nova-sidebar__profile {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    padding: 8px;
    border-radius: 13px;
    background: var(--surface-subtle);
}

.nova-sidebar__profile-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    border: 1px solid var(--border-accent-soft);
    border-radius: 10px;
    color: var(--accent-strong);
    background: var(--surface-active);
    font-size: 0.78rem;
    font-weight: 800;
}

.nova-sidebar__profile-copy {
    display: grid;
    gap: 2px;
    min-width: 0;
}

.nova-sidebar__profile-copy strong,
.nova-sidebar__profile-copy span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nova-sidebar__profile-copy strong {
    color: var(--text-secondary);
    font-size: 0.76rem;
}

.nova-sidebar__profile-copy span {
    color: var(--text-muted);
    font-size: 0.68rem;
}

.nova-sidebar--collapsed {
    width: 84px;
}

.nova-sidebar--collapsed .nova-sidebar__header {
    justify-content: center;
    padding-right: 12px;
    padding-left: 12px;
}

.nova-sidebar--collapsed .nova-sidebar__header-content,
.nova-sidebar--collapsed .nova-sidebar__group-label,
.nova-sidebar--collapsed .nova-sidebar__label,
.nova-sidebar--collapsed .nova-sidebar__submenu-toggle,
.nova-sidebar--collapsed .nova-sidebar__custom,
.nova-sidebar--collapsed .nova-sidebar__profile-copy {
    display: none;
}

.nova-sidebar--collapsed .nova-sidebar__collapse span {
    transform: rotate(225deg);
}

.nova-sidebar--collapsed .nova-sidebar__navigation {
    overflow: visible;
    padding-right: 10px;
    padding-left: 10px;
}

.nova-sidebar--collapsed .nova-sidebar__group + .nova-sidebar__group {
    margin-top: 12px;
}

.nova-sidebar--collapsed .nova-sidebar__item-row {
    display: block;
}

.nova-sidebar--collapsed .nova-sidebar__action {
    justify-content: center;
    min-height: 48px;
    padding: 10px;
}

.nova-sidebar--collapsed .nova-sidebar__badge {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 17px;
    min-height: 17px;
    padding: 1px 4px;
    font-size: 0.58rem;
}

.nova-sidebar--collapsed .nova-sidebar__submenu {
    display: none;
}

.nova-sidebar--collapsed .nova-sidebar__action::after {
    position: absolute;
    z-index: 20;
    top: 50%;
    left: calc(100% + 12px);
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 9px;
    color: var(--text-primary);
    background: var(--bg-panel);
    box-shadow: var(--shadow-overlay);
    content: attr(data-tooltip);
    font-size: 0.76rem;
    font-weight: 650;
    opacity: 0;
    pointer-events: none;
    transform: translate(-4px, -50%);
    white-space: nowrap;
    transition:
        opacity 120ms ease,
        transform 120ms ease;
}

.nova-sidebar--collapsed .nova-sidebar__action:hover::after,
.nova-sidebar--collapsed .nova-sidebar__action:focus-visible::after {
    opacity: 1;
    transform: translate(0, -50%);
}

.nova-sidebar--collapsed .nova-sidebar__footer {
    padding-right: 10px;
    padding-left: 10px;
}

.nova-sidebar--collapsed .nova-sidebar__profile {
    justify-content: center;
    padding: 7px;
}

.nova-page-demo__topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nova-sidebar-mobile-trigger {
    display: none;
}

.nova-page-demo-shell {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: 24px;
    padding: 24px 32px 32px;
}

.nova-page-demo-main {
    min-width: 0;
}

.nova-page-demo-main .nova-page {
    display: grid;
    gap: 28px;
    padding: 28px;
    border: 1px solid var(--border);
    border-radius: 22px;
    background: var(--surface-secondary);
}

.nova-page-demo-main .nova-page__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
}

.nova-page-demo-main .nova-page__heading {
    display: grid;
    gap: 8px;
}

.nova-page-demo-main .nova-page__eyebrow {
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 760;
    letter-spacing: 0.14em;
}

.nova-page-demo-main .nova-page__title,
.nova-page-demo-main .nova-page__description {
    margin: 0;
}

.nova-page-demo-main .nova-page__title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    letter-spacing: -0.04em;
}

.nova-page-demo-main .nova-page__description {
    max-width: 720px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.nova-page-demo-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.nova-page-demo-main .nova-page__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 18px;
}

.showcase-sidebar-toolbar {
    margin-bottom: 18px;
}

.showcase-sidebar-frame {
    width: min(100%, 360px);
    min-height: 620px;
}

.showcase-sidebar-frame .nova-sidebar {
    position: relative;
    top: auto;
    height: 620px;
    min-height: 0;
}

html.nova-sidebar-drawer-open {
    overflow: hidden;
}

@media (max-width: 900px) {
    .nova-sidebar-shell,
    .nova-sidebar-shell--collapsed {
        width: 0;
        height: 0;
    }

    .nova-sidebar {
        position: fixed;
        z-index: 1200;
        top: 0;
        bottom: 0;
        left: 0;
        width: min(320px, calc(100vw - 40px));
        height: 100dvh;
        min-height: 0;
        border-width: 0 1px 0 0;
        border-radius: 0;
        box-shadow: var(--shadow-overlay);
        visibility: hidden;
        transform: translateX(-102%);
    }

    .nova-sidebar--mobile-open {
        visibility: visible;
        transform: translateX(0);
    }

    .nova-sidebar__backdrop {
        position: fixed;
        z-index: 1190;
        inset: 0;
        display: block;
        width: 100%;
        height: 100%;
        padding: 0;
        border: 0;
        background: rgba(5, 8, 18, 0.68);
        cursor: default;
        backdrop-filter: blur(5px);
    }

    .nova-sidebar__backdrop[hidden] {
        display: none;
    }

    .nova-sidebar__collapse {
        display: none;
    }

    .nova-sidebar__mobile-close {
        display: inline-flex;
    }

    .nova-sidebar--collapsed .nova-sidebar__header {
        justify-content: flex-start;
        padding: 16px;
    }

    .nova-sidebar--collapsed .nova-sidebar__header-content,
    .nova-sidebar--collapsed .nova-sidebar__custom,
    .nova-sidebar--collapsed .nova-sidebar__profile-copy {
        display: grid;
    }

    .nova-sidebar--collapsed .nova-sidebar__group-label,
    .nova-sidebar--collapsed .nova-sidebar__label {
        display: block;
    }

    .nova-sidebar--collapsed .nova-sidebar__submenu-toggle {
        display: inline-flex;
    }

    .nova-sidebar--collapsed .nova-sidebar__navigation {
        overflow-x: hidden;
        overflow-y: auto;
        padding: 16px 12px;
    }

    .nova-sidebar--collapsed .nova-sidebar__group + .nova-sidebar__group {
        margin-top: 22px;
    }

    .nova-sidebar--collapsed .nova-sidebar__item-row {
        display: grid;
    }

    .nova-sidebar--collapsed .nova-sidebar__action {
        justify-content: flex-start;
        min-height: 46px;
        padding: 10px 12px;
    }

    .nova-sidebar--collapsed .nova-sidebar__badge {
        position: static;
        min-width: 24px;
        min-height: 22px;
        padding: 2px 7px;
        font-size: 0.7rem;
    }

    .nova-sidebar--collapsed .nova-sidebar__submenu:not([hidden]) {
        display: grid;
    }

    .nova-sidebar--collapsed .nova-sidebar__action::after {
        display: none;
    }

    .nova-sidebar--collapsed .nova-sidebar__footer {
        padding: 12px;
    }

    .nova-sidebar--collapsed .nova-sidebar__profile {
        justify-content: flex-start;
        padding: 8px;
    }

    .nova-sidebar-mobile-trigger {
        display: inline-flex;
    }

    .nova-page-demo-shell {
        display: block;
        padding: 18px;
    }

    .nova-page-demo-main .nova-page {
        padding: 20px;
    }

    .nova-page-demo-main .nova-page__header {
        align-items: stretch;
        flex-direction: column;
    }

    .nova-page-demo-main .nova-page__actions {
        justify-content: flex-start;
    }

    .showcase-sidebar-frame {
        min-height: 0;
    }

    .showcase-sidebar-frame .nova-sidebar {
        position: fixed;
        height: 100dvh;
    }
}

@media (max-width: 620px) {
    .nova-page-demo-grid {
        grid-template-columns: 1fr;
    }

    .nova-page-demo__topbar-actions {
        gap: 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .nova-sidebar-shell,
    .nova-sidebar,
    .nova-sidebar__action,
    .nova-sidebar__chevron {
        transition-duration: 1ms;
    }
}