/* Theme variables — tweak the accent here and every interactive state follows. */
.cw-layout-responsive {
    --cw-accent: #0d6efd;
    --cw-accent-soft: rgba(13, 110, 253, 0.08);
    --cw-accent-softer: rgba(13, 110, 253, 0.05);
    --cw-hover-bg: rgba(0, 0, 0, 0.04);
    --cw-text-muted: #495057;
    --cw-anim-fast: 0.15s;
    --cw-anim-base: 0.2s;
    --cw-easing: cubic-bezier(0.25, 0.8, 0.25, 1);

    background-color: #fff;
}

.cw-layout-responsive__main {
    padding: 24px 0;
}

.cw-nav-bar {
    padding: 12px 0;
    position: relative;
}

.cw-nav-bar__brand {
    display: inline-flex;
    align-items: center;
    font-weight: 600;
    color: inherit;
    text-decoration: none;
}

.cw-nav-bar__logo {
    display: inline-block;
    height: 32px;
    width: 120px;
    background-position: left center;
    background-repeat: no-repeat;
    background-size: contain;
}

/* ============================================================
   Menu links — base styling shared by both modes
   ============================================================ */
.cw-menu-responsive .nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 0.875rem;
    border-radius: 0;
    color: var(--cw-text-muted);
    transition:
        color var(--cw-anim-base) var(--cw-easing),
        background-color var(--cw-anim-base) var(--cw-easing);
}

.cw-nav-bar__menu .nav-link {
    padding: 0.5rem 0.875rem;
}

.cw-nav-bar__actions .nav-link {
    padding: 0.5rem 0.875rem;
    transition:
        color var(--cw-anim-base) var(--cw-easing),
        background-color var(--cw-anim-base) var(--cw-easing);
}

/* Hover — subtle pill background, accent color */
.cw-menu-responsive .nav-link:hover,
.cw-menu-responsive .nav-link:focus,
.cw-nav-bar__actions .nav-link:hover,
.cw-nav-bar__actions .nav-link:focus {
    background-color: var(--cw-hover-bg);
    color: var(--cw-accent);
    outline: none;
    text-decoration: none;
}

/* Active — accent color + soft tint */
.cw-menu-responsive .nav-link.active {
    color: var(--cw-accent);
    font-weight: 600;
    background-color: var(--cw-accent-softer);
}

/* Group toggles use a chevron from Bootstrap's .dropdown-toggle.
   Animate the rotation when the group opens. */
.cw-menu-responsive__group-toggle {
    cursor: pointer;
}

.cw-menu-responsive__group-toggle::after {
    transition: transform var(--cw-anim-base) var(--cw-easing);
}

.cw-menu-responsive__item--open > .cw-menu-responsive__group-toggle::after {
    transform: rotate(180deg);
}

/* ============================================================
   Wide mode (>= lg) — floating dropdowns with fade-in-down
   ============================================================ */
@media (min-width: 992px) {
    /* Always rendered so opacity/transform can animate.
       Bootstrap's `.dropdown-menu` defaults to display:none — override with display:block. */
    .cw-menu-responsive__dropdown {
        display: block;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        pointer-events: none;
        min-width: 220px;
        margin-top: 4px;
        border: 1px solid rgba(0, 0, 0, 0.06);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        border-radius: 0;
        padding: 6px;
        transition:
            opacity var(--cw-anim-base) var(--cw-easing),
            transform var(--cw-anim-base) var(--cw-easing),
            visibility 0s linear var(--cw-anim-base);
    }

    .cw-menu-responsive__dropdown.show {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
        transition:
            opacity var(--cw-anim-base) var(--cw-easing),
            transform var(--cw-anim-base) var(--cw-easing),
            visibility 0s linear 0s;
    }

    /* Dropdown items — clean background fill on hover/active. No per-item left bar:
       the dropdown panel itself frames the items, and any nested container has its
       own border-left guide, so adding bars on each item looked cluttered. */
    .cw-menu-responsive__dropdown .nav-link {
        display: block;
        padding: 0.5rem 0.875rem;
        border-radius: 0;
        margin: 1px 0;
        color: var(--cw-text-muted);
        transition:
            background-color var(--cw-anim-fast) var(--cw-easing),
            color var(--cw-anim-fast) var(--cw-easing);
    }

    .cw-menu-responsive__dropdown .nav-link:hover,
    .cw-menu-responsive__dropdown .nav-link:focus {
        background-color: var(--cw-hover-bg);
        color: var(--cw-accent);
    }

    .cw-menu-responsive__dropdown .nav-link.active {
        background-color: var(--cw-accent-soft);
        color: var(--cw-accent);
        font-weight: 600;
    }

    /* Nested submenu — flatten to inline indented list. The border-left on the
       container is the hierarchy indicator; items inside use the same background-fill
       treatment as the parent dropdown. */
    .cw-menu-responsive__item--nested .cw-menu-responsive__dropdown {
        position: static !important;
        float: none;
        margin: 4px 0 4px 0.5rem;
        border: none;
        border-left: 2px solid rgba(0, 0, 0, 0.06);
        box-shadow: none;
        padding: 2px 0 2px 0.5rem;
        border-radius: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
        pointer-events: auto;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--cw-anim-base) var(--cw-easing);
    }

    .cw-menu-responsive__item--nested .cw-menu-responsive__dropdown.show {
        max-height: 800px;
    }
}

/* ============================================================
   Action dropdowns (user menu + language switcher) — share the
   look-and-feel of the main menu dropdowns.
   ============================================================ */
.cw-nav-bar__actions .dropdown-toggle {
    display: inline-flex;
    align-items: center;
}

/* Animate the Bootstrap caret on open. */
.cw-nav-bar__actions .dropdown-toggle::after {
    transition: transform var(--cw-anim-base) var(--cw-easing);
}

.cw-nav-bar__actions .dropdown-toggle[aria-expanded="true"]::after {
    transform: rotate(180deg);
}

/* Panel — match .cw-menu-responsive__dropdown. Always rendered so opacity/transform
   can animate; Bootstrap's `.show` toggle drives the visible state. */
.cw-nav-bar__actions .dropdown-menu {
    display: block; /* override Bootstrap's display:none so the close animation plays */
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    pointer-events: none;
    min-width: 220px;
    margin-top: 4px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    border-radius: 0;
    padding: 6px;
    transition:
        opacity var(--cw-anim-base) var(--cw-easing),
        transform var(--cw-anim-base) var(--cw-easing),
        visibility 0s linear var(--cw-anim-base);
}

.cw-nav-bar__actions .dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
    transition:
        opacity var(--cw-anim-base) var(--cw-easing),
        transform var(--cw-anim-base) var(--cw-easing),
        visibility 0s linear 0s;
}

/* Items inside the action dropdowns — same treatment as menu submenu items.
   Reset Bootstrap's .btn / .btn-link styling first since the language switcher uses
   <button class="btn btn-link dropdown-item">. */
.cw-nav-bar__actions .dropdown-menu .dropdown-item,
.cw-nav-bar__actions .dropdown-menu .btn.dropdown-item {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.5rem 0.875rem;
    margin: 1px 0;
    border: none;
    border-radius: 0;
    background-color: transparent;
    color: var(--cw-text-muted);
    font-weight: 400;
    text-decoration: none;
    text-align: left;
    transition:
        background-color var(--cw-anim-fast) var(--cw-easing),
        color var(--cw-anim-fast) var(--cw-easing);
}

.cw-nav-bar__actions .dropdown-menu .dropdown-item:hover,
.cw-nav-bar__actions .dropdown-menu .dropdown-item:focus,
.cw-nav-bar__actions .dropdown-menu .btn.dropdown-item:hover,
.cw-nav-bar__actions .dropdown-menu .btn.dropdown-item:focus {
    background-color: var(--cw-hover-bg);
    color: var(--cw-accent);
    outline: none;
    box-shadow: none;
}

.cw-nav-bar__actions .dropdown-menu .dropdown-item:active,
.cw-nav-bar__actions .dropdown-menu .btn.dropdown-item:active {
    background-color: var(--cw-accent-soft);
    color: var(--cw-accent);
}

/* Icon spacing inside dropdown items. */
.cw-nav-bar__actions .dropdown-menu .dropdown-item > .fa,
.cw-nav-bar__actions .dropdown-menu .btn.dropdown-item > .fa {
    margin-right: 0.5rem;
    width: 1em;
    text-align: center;
}

/* Language switcher's "currently selected" check icon — paint with the accent color
   so it reads as an active state without changing the markup. */
.cw-nav-bar__actions .dropdown-menu .btn.dropdown-item .fa-check {
    color: var(--cw-accent);
}

/* ============================================================
   Footer
   ============================================================ */
.cw-footer {
    font-size: 0.85rem;
}

.cw-footer__meta {
    letter-spacing: 0.01em;
}

/* Backdrop and explicit close are sidebar-mode affordances — hidden when navbar is expanded. */
.cw-nav-bar__backdrop,
.cw-nav-bar__close {
    display: none;
}

/* ============================================================
   Sidebar mode (< lg) — slide-in panel + left accent bar effects
   ============================================================ */
@media (max-width: 991.98px) {
    .cw-nav-bar__menu .nav-link {
        padding-left: 0.875rem;
    }

    /* Promoted to the directive selector so a deep specificity battle isn't required
       to keep the sidebar fixed. !important is intentional — Bootstrap's
       .navbar-expand-lg media-query rules are also !important. */
    .cw-nav-bar .cw-nav-bar__collapse.navbar-collapse {
        position: fixed !important;
        top: 0;
        left: 0;
        bottom: 0;
        width: min(280px, 85vw);
        max-width: 85vw;
        background-color: #fff;
        box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
        padding: 56px 16px 16px;
        z-index: 1050;
        overflow-y: auto;
        transform: translateX(-100%);
        transition: transform 0.25s var(--cw-easing);
        display: flex !important; /* override Bootstrap's .collapse display:none */
        flex-direction: column !important;
        align-items: stretch !important;
        visibility: hidden;
    }

    .cw-nav-bar .cw-nav-bar__collapse.navbar-collapse.show {
        transform: translateX(0);
        visibility: visible;
    }

    /* Force the directive wrapper, the rendered <ul.navbar-nav>, and the actions list
       to stack vertically. Several layers of .navbar-nav exist (the directive element +
       its inner ul) so we have to target both. */
    .cw-nav-bar__collapse .cw-nav-bar__menu,
    .cw-nav-bar__collapse .cw-menu-responsive,
    .cw-nav-bar__collapse .cw-nav-bar__actions {
        display: flex !important;
        flex-direction: column !important;
        align-items: stretch !important;
        width: 100%;
        margin-left: 0 !important;
        margin-right: 0 !important;
    }

    .cw-nav-bar__collapse .cw-nav-bar__menu .nav-item,
    .cw-nav-bar__collapse .cw-nav-bar__actions .nav-item {
        width: 100%;
    }

    .cw-nav-bar__collapse .cw-nav-bar__actions {
        margin-top: 12px;
        padding-top: 12px;
        border-top: 1px solid rgba(0, 0, 0, 0.08);
    }

    /* Sidebar root links — full-width with a left accent bar (scales in on hover/active).
       Submenu items inside .cw-menu-responsive__dropdown reuse the wide-mode treatment
       below (background fill only, no per-item bar). */
    .cw-nav-bar__collapse .cw-nav-bar__menu > .cw-menu-responsive > .cw-menu-responsive__item > .nav-link,
    .cw-nav-bar__collapse .cw-nav-bar__actions > .nav-item > .nav-link {
        display: flex;
        align-items: center;
        position: relative;
        padding: 0.625rem 0.875rem 0.625rem 1.125rem;
        border-radius: 0;
        margin: 1px 0;
        overflow: hidden;
    }

    .cw-nav-bar__collapse .cw-nav-bar__menu > .cw-menu-responsive > .cw-menu-responsive__item > .nav-link::before,
    .cw-nav-bar__collapse .cw-nav-bar__actions > .nav-item > .nav-link::before {
        content: '';
        position: absolute;
        top: 22%;
        bottom: 22%;
        left: 4px;
        width: 3px;
        background-color: var(--cw-accent);
        border-radius: 2px;
        transform: scaleY(0);
        transform-origin: center;
        transition: transform var(--cw-anim-fast) var(--cw-easing);
    }

    .cw-nav-bar__collapse .cw-nav-bar__menu > .cw-menu-responsive > .cw-menu-responsive__item > .nav-link:hover,
    .cw-nav-bar__collapse .cw-nav-bar__menu > .cw-menu-responsive > .cw-menu-responsive__item > .nav-link:focus,
    .cw-nav-bar__collapse .cw-nav-bar__actions > .nav-item > .nav-link:hover,
    .cw-nav-bar__collapse .cw-nav-bar__actions > .nav-item > .nav-link:focus {
        background-color: var(--cw-hover-bg);
    }

    .cw-nav-bar__collapse .cw-nav-bar__menu > .cw-menu-responsive > .cw-menu-responsive__item > .nav-link:hover::before,
    .cw-nav-bar__collapse .cw-nav-bar__menu > .cw-menu-responsive > .cw-menu-responsive__item > .nav-link:focus::before,
    .cw-nav-bar__collapse .cw-nav-bar__actions > .nav-item > .nav-link:hover::before,
    .cw-nav-bar__collapse .cw-nav-bar__actions > .nav-item > .nav-link:focus::before {
        transform: scaleY(0.6);
    }

    .cw-nav-bar__collapse .cw-nav-bar__menu > .cw-menu-responsive > .cw-menu-responsive__item > .nav-link.active,
    .cw-nav-bar__collapse .cw-nav-bar__actions > .nav-item > .nav-link.active {
        background-color: var(--cw-accent-soft);
        color: var(--cw-accent);
    }

    .cw-nav-bar__collapse .cw-nav-bar__menu > .cw-menu-responsive > .cw-menu-responsive__item > .nav-link.active::before,
    .cw-nav-bar__collapse .cw-nav-bar__actions > .nav-item > .nav-link.active::before {
        transform: scaleY(1);
    }

    /* Submenu dropdowns become inline collapsible lists inside the sidebar.
       Animate via max-height — fast enough that the imprecision is invisible. */
    .cw-nav-bar__collapse .cw-menu-responsive__dropdown {
        position: static !important;
        float: none;
        border: none;
        box-shadow: none;
        padding-left: 0.75rem;
        margin: 0 0 0 0.5rem;
        background: transparent;
        border-left: 2px solid rgba(0, 0, 0, 0.06);
        border-radius: 0;
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        transform: none;
        visibility: visible;
        pointer-events: auto;
        transition:
            max-height var(--cw-anim-base) var(--cw-easing),
            opacity var(--cw-anim-fast) var(--cw-easing);
    }

    .cw-nav-bar__collapse .cw-menu-responsive__dropdown.show {
        max-height: 800px;
        opacity: 1;
    }

    .cw-nav-bar__backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background-color: rgba(0, 0, 0, 0.4);
        z-index: 1040;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.2s var(--cw-easing);
    }

    .cw-nav-bar__backdrop--show {
        opacity: 1;
        pointer-events: auto;
    }

    .cw-nav-bar__close {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        position: absolute;
        top: 8px;
        right: 8px;
        width: 36px;
        height: 36px;
        border: none;
        background: transparent;
        font-size: 1.25rem;
        color: var(--cw-text-muted);
        cursor: pointer;
        border-radius: 4px;
        z-index: 1;
        transition: background-color var(--cw-anim-fast) var(--cw-easing);
    }

    .cw-nav-bar__close:hover,
    .cw-nav-bar__close:focus {
        background-color: rgba(0, 0, 0, 0.06);
        outline: none;
    }

    /* Hide the hamburger toggle while the sidebar is open — the close button inside
       the sidebar takes over. Avoids the "two toggles next to each other" look. */
    body.cw-nav-bar-open .cw-nav-bar .navbar-toggler {
        visibility: hidden;
    }

    /* Action dropdowns inside the sidebar — float-over popups feel wrong in a narrow
       slide-in panel, so render them inline (no border, shadow or absolute positioning).
       Bootstrap's `.show` class still drives visibility; we just swap the visual chrome. */
    .cw-nav-bar__collapse .cw-nav-bar__actions .dropdown-menu {
        position: static !important;
        float: none;
        transform: none !important;
        border: none;
        border-left: 2px solid rgba(0, 0, 0, 0.06);
        box-shadow: none;
        border-radius: 0;
        margin: 4px 0 4px 0.5rem;
        padding: 2px 0 2px 0.5rem;
        background: transparent;
        min-width: 0;
        width: auto;
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        visibility: visible;
        pointer-events: auto;
        transition:
            max-height var(--cw-anim-base) var(--cw-easing),
            opacity var(--cw-anim-fast) var(--cw-easing);
    }

    .cw-nav-bar__collapse .cw-nav-bar__actions .dropdown-menu.show {
        max-height: 800px;
        opacity: 1;
    }

    body.cw-nav-bar-open {
        overflow: hidden;
    }
}

/* ============================================================
   Reduced motion — respect user preference
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    .cw-layout-responsive *,
    .cw-layout-responsive *::before,
    .cw-layout-responsive *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}