/* src/styles/components/shared/sidebar.css */
/* Reusable sidebar component (mobile-first, tokenized, accessible) */

/* Common sidebar container (inner content) */
.sidebar {
    padding: var(--padding-md);
}

/* =========================================
   GLOBAL RESPONSIVE SIDEBAR BEHAVIOR
   Off‑canvas overlay (mobile) + collapsible (desktop)
   ========================================= */

/* Mobile default: off‑canvas overlay */
.sidebar--global {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-width, 280px);
    max-width: 85vw;
    box-shadow: var(--shadow-lg);
    z-index: var(--z-index-sidebar);
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.2, 0.0, 0.0, 1.0);
    overflow-y: auto;
    flex: none;
    padding: var(--padding-md);
}

.sidebar--global.is-open {
    transform: translateX(0);
}

/* Backdrop overlay */
.sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-index-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s;
    pointer-events: none;
}

.sidebar-backdrop.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* Toggle button (hamburger) – visible by default */
.sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
}

/* Close button inside sidebar */
.sidebar-close {
    display: flex;
}

/* =========================================
   Desktop Overrides (md and above)
   ========================================= */
@media (min-width: 768px) {
    .sidebar--global {
        position: static;
        transform: none;
        width: auto;
        max-width: none;
        box-shadow: none;
        z-index: auto;
        overflow-y: visible;
        transition: width 0.25s ease, min-width 0.25s ease, padding 0.25s ease, flex 0.25s ease;
        flex: 0 0 260px;
        min-width: 260px;
    }

    .sidebar-backdrop {
        display: none;
    }

    .sidebar-toggle {
        display: none;
    }
}

/* =========================================
   Desktop Collapse State
   Triggered by .is-sidebar-collapsed on .site-layout
   ========================================= */
.layout--sidebar.is-sidebar-collapsed .sidebar--global {
    flex-basis: 0 !important;
    width: 0 !important;
    min-width: 0 !important;
    padding: 0 !important;
    overflow: hidden;
    border-right: none;
}

.layout--sidebar.is-sidebar-collapsed .main--sidebar {
    flex: 1 1 100%;
}

/* =========================================
   Prevent Mobile Interference with Collapse Class
   ========================================= */
@media (max-width: 767.98px) {
    .layout--sidebar.is-sidebar-collapsed .sidebar--global {
        position: fixed;
        width: var(--sidebar-width, 280px) !important;
        max-width: 85vw;
        flex-basis: auto !important;
        min-width: auto !important;
        padding: var(--padding-md) !important;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .layout--sidebar.is-sidebar-collapsed .sidebar--global.is-open {
        transform: translateX(0);
    }

    .layout--sidebar.is-sidebar-collapsed .main--sidebar {
        flex: 1;
    }
}

/* Smooth main content transition */
.main--sidebar {
    transition: flex 0.25s ease;
}

/* =========================================
   Shared Sidebar Content Styles
   (Branding, navigation, etc.)
   ========================================= */

/* Branding (common to both) */
.sidebar__branding {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--gap-md);
    padding-bottom: var(--padding-sm);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

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

.sidebar__logo {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--gap-sm);
}

.sidebar__logo:hover .sidebar__title {
    color: var(--color-link);
}

/* Menu toggle (now visible at all breakpoints) */
.menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 0;
    border-radius: var(--radius-md);
    cursor: pointer;
}

.sidebar__title {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-md);
    color: var(--color-text-primary);
}

/* Navigation (common to both) */
.sidebar__nav {
    margin-top: var(--margin-md);
    padding: 0;
}

.sidebar__list,
.nav__has-children,
.nav__sublist {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--gap-sm);
}

.nav__sublist {
    display: none;
    overflow: hidden;
    padding-inline-start: 28px;
    transition: all 0.2s ease;
}

.sidebar-toggle-checkbox {
    display: none;
}

.sidebar-toggle-checkbox:checked ~ .nav__sublist {
    display: block;
}

.nav__toggle .icon--sm:last-child {
    transition: transform 0.2s ease;
}

.nav__toggle[aria-expanded="true"] .icon--sm:last-child {
    transform: rotate(90deg);
}

.sidebar__item {
    margin: 0;
}

.sidebar__link,
.nav__toggle {
    display: flex;
    align-items: center;
    gap: var(--gap-md);
    width: 100%;
    background: transparent;
    padding: var(--padding-sm) var(--padding-md);
    border: none;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

.nav__toggle {
    justify-content: space-between;
}

.nav__group {
    display: flex;
    align-items: center;
    gap: var(--gap-md);
}

.sidebar__label,
.nav__group-label {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
}

.sidebar__link:hover,
.sidebar__link:focus,
.nav__toggle:hover,
.nav__toggle:focus {
    background: var(--color-primary-100);
    color: var(--color-primary-700);
}

.sidebar__link.is-active {
    background: var(--color-primary-300);
    color: var(--color-primary-700);
    font-weight: var(--font-weight-bold);
}

/* Grouping (docs-specific but uses shared structure) */
.sidebar__group {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--gap-sm);
    padding: var(--padding-sm) var(--padding-md);
    border-radius: var(--radius-md);
    cursor: default;
}

.sidebar__group-label {
    display: inline-flex;
    align-items: center;
    gap: var(--gap-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

.sidebar__sublist {
    list-style: none;
    margin: var(--margin-sm) 0 0 var(--margin-md);
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--gap-sm);
}

.sidebar__subitem .sidebar__link {
    padding-left: var(--padding-md);
    font-size: var(--font-size-sm);
}