/**
 * Desktop sidebar — laptop only (801px+).
 */

:root {
    --sidebar-rail: 68px;
    --sidebar-expanded: 258px;
}

@media (min-width: 801px) {
    body.has-desktop-sidebar {
        padding-left: var(--sidebar-rail);
        transition: padding-left 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

    body.has-desktop-sidebar.sidebar-pinned {
        padding-left: var(--sidebar-expanded);
    }

    body.has-desktop-sidebar.sidebar-hidden {
        padding-left: 0 !important;
    }

    /* Toggle — top-left corner, aligned with sidebar column */
    #desktop-sidebar-toggle.desktop-sidebar-toggle {
        display: flex;
        position: fixed;
        left: 0;
        top: 0;
        z-index: 1050;
        width: var(--sidebar-rail);
        height: var(--header-height);
        align-items: center;
        justify-content: center;
        margin: 0;
        padding: 0;
        border: none;
        border-right: 1px solid rgba(16, 185, 129, 0.2);
        border-radius: 0;
        background: var(--surface);
        color: var(--text);
        cursor: pointer;
        box-shadow: inset -1px 0 0 rgba(0, 0, 0, 0.15);
        transition: background 0.18s ease, color 0.18s ease;
    }

    body.sidebar-hidden #desktop-sidebar-toggle.desktop-sidebar-toggle {
        border-right: 1px solid rgba(16, 185, 129, 0.25);
    }

    .desktop-sidebar-toggle:hover {
        background: rgba(16, 185, 129, 0.12);
        color: var(--primary);
    }

    .desktop-sidebar-toggle__bars {
        display: flex;
        flex-direction: column;
        gap: 4px;
        width: 18px;
    }

    .desktop-sidebar-toggle__bars span {
        display: block;
        height: 2px;
        border-radius: 2px;
        background: currentColor;
        transition: width 0.2s ease, transform 0.2s ease;
    }

    .desktop-sidebar-toggle__bars span:nth-child(1) { width: 18px; }
    .desktop-sidebar-toggle__bars span:nth-child(2) { width: 12px; margin-left: 0; }
    .desktop-sidebar-toggle__bars span:nth-child(3) { width: 18px; }

    body:not(.sidebar-hidden) .desktop-sidebar-toggle__bars span:nth-child(2) {
        width: 8px;
        margin-left: 0;
    }

    .desktop-sidebar {
        position: fixed;
        top: var(--header-height);
        left: 0;
        bottom: 0;
        width: var(--sidebar-rail);
        z-index: 850;
        pointer-events: none;
        transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.28s ease;
    }

    body.sidebar-hidden .desktop-sidebar {
        transform: translateX(-100%);
        opacity: 0;
        pointer-events: none;
    }

    .desktop-sidebar__panel {
        pointer-events: auto;
        display: flex;
        flex-direction: column;
        height: 100%;
        width: var(--sidebar-rail);
        background: linear-gradient(180deg, rgba(20, 28, 38, 0.98) 0%, rgba(16, 21, 28, 0.99) 100%);
        border-right: 1px solid rgba(16, 185, 129, 0.1);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.22);
        overflow: hidden;
        transition: width 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .desktop-sidebar.is-hovering .desktop-sidebar__panel,
    .desktop-sidebar.is-pinned .desktop-sidebar__panel {
        width: var(--sidebar-expanded);
    }

    /* Full sidebar scroll — main, categories, help & info */
    .desktop-sidebar__scroll {
        flex: 1;
        min-height: 0;
        overflow-x: hidden;
        overflow-y: auto;
        padding: 0.5rem 0 0.35rem;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .desktop-sidebar__scroll::-webkit-scrollbar {
        width: 0;
        background: transparent;
    }

    .desktop-sidebar__scroll::-webkit-scrollbar-thumb {
        background: transparent;
    }

    /* Show scrollbar only while sidebar is hovered, pinned, or clicked */
    .desktop-sidebar.is-hovering .desktop-sidebar__scroll,
    .desktop-sidebar.is-pinned .desktop-sidebar__scroll,
    .desktop-sidebar.is-interacting .desktop-sidebar__scroll {
        scrollbar-width: thin;
        scrollbar-color: rgba(16, 185, 129, 0.35) transparent;
    }

    .desktop-sidebar.is-hovering .desktop-sidebar__scroll::-webkit-scrollbar,
    .desktop-sidebar.is-pinned .desktop-sidebar__scroll::-webkit-scrollbar,
    .desktop-sidebar.is-interacting .desktop-sidebar__scroll::-webkit-scrollbar {
        width: 5px;
    }

    .desktop-sidebar.is-hovering .desktop-sidebar__scroll::-webkit-scrollbar-thumb,
    .desktop-sidebar.is-pinned .desktop-sidebar__scroll::-webkit-scrollbar-thumb,
    .desktop-sidebar.is-interacting .desktop-sidebar__scroll::-webkit-scrollbar-thumb {
        background: rgba(16, 185, 129, 0.35);
        border-radius: 4px;
    }

    .desktop-sidebar__section {
        display: flex;
        flex-direction: column;
        padding: 0.2rem 0;
        flex-shrink: 0;
    }

    .desktop-sidebar__section-title {
        font-size: 0.68rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.08em;
        color: var(--text-muted);
        margin: 0.35rem 0.85rem 0.25rem 3.2rem;
        opacity: 0;
        transition: opacity 0.22s ease;
        white-space: nowrap;
    }

    .desktop-sidebar.is-hovering .desktop-sidebar__section-title,
    .desktop-sidebar.is-pinned .desktop-sidebar__section-title {
        opacity: 1;
    }

    .desktop-sidebar__divider {
        height: 1px;
        margin: 0.25rem 0.85rem;
        background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.22), transparent);
        flex-shrink: 0;
    }

    .desktop-sidebar__item {
        position: relative;
        display: flex;
        align-items: center;
        gap: 0.85rem;
        min-height: 50px;
        padding: 0.5rem 0.85rem 0.5rem 0;
        margin: 0.12rem 0.4rem;
        border-radius: 10px;
        color: rgba(243, 244, 246, 0.72);
        text-decoration: none;
        transition: background 0.18s ease, color 0.18s ease;
        white-space: nowrap;
        border: none;
        background: none;
        cursor: pointer;
        font-family: inherit;
        font-size: 0.9rem;
        font-weight: 600;
        text-align: left;
        width: calc(100% - 0.8rem);
    }

    .desktop-sidebar__item:hover {
        background: rgba(16, 185, 129, 0.08);
        color: #f3f4f6;
    }

    .desktop-sidebar__item.is-active {
        color: var(--primary);
        background: rgba(16, 185, 129, 0.1);
    }

    .desktop-sidebar__indicator {
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 3px;
        height: 0;
        border-radius: 0 3px 3px 0;
        background: var(--primary);
        transition: height 0.2s ease;
    }

    .desktop-sidebar__item.is-active .desktop-sidebar__indicator {
        height: 26px;
    }

    .desktop-sidebar__icon {
        flex: 0 0 40px;
        width: 40px;
        height: 40px;
        margin-left: 0.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.12rem;
        color: rgba(167, 139, 250, 0.95);
        transition: color 0.18s ease, transform 0.18s ease;
    }

    .desktop-sidebar__item.is-active .desktop-sidebar__icon {
        color: var(--primary);
    }

    .desktop-sidebar__item:hover .desktop-sidebar__icon {
        color: var(--primary);
        transform: scale(1.06);
    }

    .desktop-sidebar__icon--cat {
        font-size: 0;
    }

    .desktop-sidebar__cat-icon,
    .desktop-sidebar__cat-icon svg,
    .desktop-sidebar__cat-icon img {
        width: 24px !important;
        height: 24px !important;
        max-width: 24px !important;
        max-height: 24px !important;
        object-fit: contain;
        display: block;
        margin: 0 auto;
    }

    .desktop-sidebar__cat-icon i {
        font-size: 1.08rem !important;
        color: rgba(167, 139, 250, 0.95);
    }

    .desktop-sidebar__item.is-active .desktop-sidebar__cat-icon i {
        color: var(--primary);
    }

    .desktop-sidebar__label {
        opacity: 0;
        transform: translateX(-6px);
        transition: opacity 0.22s ease, transform 0.22s ease;
        overflow: hidden;
        text-overflow: ellipsis;
        flex: 1;
        min-width: 0;
    }

    .desktop-sidebar.is-hovering .desktop-sidebar__label,
    .desktop-sidebar.is-pinned .desktop-sidebar__label {
        opacity: 1;
        transform: translateX(0);
    }

    .desktop-sidebar__footer {
        flex-shrink: 0;
        padding: 0.4rem 0 0.65rem;
        border-top: 1px solid rgba(16, 185, 129, 0.08);
    }

    .desktop-sidebar__pin {
        display: flex;
        align-items: center;
        justify-content: center;
        width: calc(100% - 1.5rem);
        margin: 0 auto;
        padding: 0.5rem;
        border: 1px solid rgba(16, 185, 129, 0.15);
        border-radius: 8px;
        background: rgba(16, 185, 129, 0.05);
        color: var(--text-muted);
        cursor: pointer;
        font-size: 0.85rem;
        transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, opacity 0.18s ease;
        opacity: 0;
        pointer-events: none;
    }

    .desktop-sidebar.is-hovering .desktop-sidebar__pin,
    .desktop-sidebar.is-pinned .desktop-sidebar__pin {
        opacity: 1;
        pointer-events: auto;
    }

    .desktop-sidebar__pin:hover {
        background: rgba(16, 185, 129, 0.12);
        color: var(--primary);
        border-color: rgba(16, 185, 129, 0.3);
    }

    .desktop-sidebar.is-pinned .desktop-sidebar__pin {
        background: rgba(16, 185, 129, 0.15);
        color: var(--primary);
        border-color: rgba(16, 185, 129, 0.35);
    }

    .desktop-sidebar.is-pinned .desktop-sidebar__pin i {
        transform: rotate(45deg);
    }

    /* RTL */
    [dir="rtl"] .desktop-sidebar {
        left: auto;
        right: 0;
    }

    [dir="rtl"] body.has-desktop-sidebar {
        padding-left: 0;
        padding-right: var(--sidebar-rail);
    }

    [dir="rtl"] body.has-desktop-sidebar.sidebar-pinned {
        padding-right: var(--sidebar-expanded);
        padding-left: 0;
    }

    [dir="rtl"] body.has-desktop-sidebar.sidebar-hidden {
        padding-right: 0 !important;
    }

    [dir="rtl"] body.sidebar-hidden .desktop-sidebar {
        transform: translateX(100%);
    }

    [dir="rtl"] .desktop-sidebar__panel {
        border-right: none;
        border-left: 1px solid rgba(16, 185, 129, 0.1);
        box-shadow: -4px 0 24px rgba(0, 0, 0, 0.22);
    }

    [dir="rtl"] .desktop-sidebar__indicator {
        left: auto;
        right: 0;
        border-radius: 3px 0 0 3px;
    }

    [dir="rtl"] .desktop-sidebar__icon {
        margin-left: 0;
        margin-right: 0.5rem;
    }

    [dir="rtl"] .desktop-sidebar__item {
        padding: 0.5rem 0 0.5rem 0.85rem;
        text-align: right;
    }

    [dir="rtl"] .desktop-sidebar__section-title {
        margin-left: 0.85rem;
        margin-right: 3.2rem;
    }

    [dir="rtl"] .desktop-sidebar-toggle {
        left: auto;
        right: 0;
        border-right: none;
        border-left: 1px solid rgba(16, 185, 129, 0.12);
    }
}

@media (max-width: 800px) {
    .desktop-sidebar,
    #desktop-sidebar-toggle.desktop-sidebar-toggle {
        display: none !important;
    }
}