/* ==========================================================================
   Bokari.se — Navigation
   Desktop bar with mega-dropdown; slide-in panel on mobile.
   Class hooks (.active, body.mobile-menu-open) are toggled by js/main.js.
   ========================================================================== */

.main-navigation {
    background: var(--paper);
    border-top: 3px double var(--line-strong);
    border-bottom: 3px double var(--line-strong);
    position: relative;
    z-index: 50;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: .5rem;
}

.nav-menu > li > a {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .8rem 1.1rem;
    font-weight: 700;
    font-size: 1rem;
    color: var(--ink);
    position: relative;
}

/* Animated ink underline */
.nav-menu > li > a::after {
    content: "";
    position: absolute;
    left: 1.1rem;
    right: 1.1rem;
    bottom: .45rem;
    border-bottom: 2px solid var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .2s ease;
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
    color: var(--accent-deep);
}

.nav-menu > li > a:hover::after,
.nav-menu > li > a.active::after {
    transform: scaleX(1);
}

.dropdown-arrow {
    font-size: .55rem;
    color: var(--ink-soft);
    transition: transform .2s ease;
}

.has-submenu:hover .dropdown-arrow { transform: rotate(180deg); }

/* Mobile-only close button */
.mobile-menu-close { display: none; }

/* --------------------------------------------------------------------------
   Desktop mega-dropdown
   -------------------------------------------------------------------------- */

.submenu {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--card);
    border-bottom: 1px solid var(--line-strong);
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity .18s ease, transform .18s ease, visibility .18s;
}

.has-submenu:hover .submenu,
.has-submenu:focus-within .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.submenu-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding: 1.75rem 0 2rem;
}

.submenu-section h4 {
    font-family: var(--font-body);
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: .8rem;
    padding-bottom: .4rem;
    border-bottom: 1px solid var(--line);
}

.submenu-section ul { list-style: none; }

.submenu-section li { margin-bottom: .1rem; }

.submenu-section a {
    display: block;
    padding: .3rem .5rem;
    border-radius: var(--radius-sm);
    color: var(--ink);
    font-size: .98rem;
}

.submenu-section a:hover {
    background: var(--accent-wash);
    color: var(--accent-deep);
}

/* Parent groups with icon headers and child lists */
.submenu-group { margin-bottom: 1.35rem; }
.submenu-group:last-child { margin-bottom: 0; }

.submenu-section a.submenu-group-title {
    display: flex;
    align-items: flex-start;
    gap: .55rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.02rem;
    line-height: 1.25;
    color: var(--ink);
}

/* Label i eget element så radbruten text stannar till höger om ikonen */
.submenu-group-label { flex: 1; min-width: 0; }

.submenu-group-title .submenu-icon { margin-top: .1em; }

.submenu-icon {
    display: inline-flex;
    width: 21px;
    height: 21px;
    color: var(--accent);
    flex-shrink: 0;
}

.submenu-icon svg { width: 100%; height: 100%; }

.submenu-group ul { margin-top: .15rem; }

.submenu-group li a {
    padding-left: 2.35rem;
    font-size: .93rem;
    color: var(--ink-soft);
}

.submenu-group li a:hover { color: var(--accent-deep); }

.submenu-more { font-weight: 700; font-size: .85rem; }

.submenu-explore li a {
    display: flex;
    align-items: center;
    gap: .55rem;
}

/* --------------------------------------------------------------------------
   Mobile: hamburger + slide-in panel
   -------------------------------------------------------------------------- */

.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 200;
    width: 46px;
    height: 46px;
    border: 1.5px solid var(--line-strong);
    border-radius: 50%;
    background: var(--card);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.mobile-menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform .25s ease, opacity .25s ease;
}

.mobile-menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
    .mobile-menu-toggle { display: flex; }

    .main-navigation {
        position: fixed;
        inset: 0;
        z-index: 150;
        background: var(--paper);
        border: none;
        overflow-y: auto;
        padding: 4.5rem 0 2rem;
        transform: translateX(100%);
        transition: transform .28s cubic-bezier(.2, .7, .3, 1);
    }

    .main-navigation.active { transform: translateX(0); }

    body.mobile-menu-open { overflow: hidden; }

    .mobile-menu-close {
        display: block;
        position: absolute;
        top: 1.15rem;
        left: 1.5rem;
        border: none;
        background: none;
        font-family: var(--font-body);
        font-size: 1rem;
        font-weight: 700;
        color: var(--accent);
        cursor: pointer;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
    }

    .nav-menu > li {
        border-bottom: 1px solid var(--line);
    }

    .nav-menu > li > a {
        display: flex;
        justify-content: space-between;
        width: 100%;
        padding: 1rem .25rem;
        font-family: var(--font-display);
        font-size: 1.3rem;
        font-weight: 600;
    }

    .nav-menu > li > a::after { display: none; }

    /* Submenu becomes an accordion */
    .submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: transparent;
        display: none;
    }

    .has-submenu.active .submenu { display: block; }

    .has-submenu.active .dropdown-arrow { transform: rotate(180deg); }

    .submenu-content {
        grid-template-columns: 1fr;
        gap: 1.25rem;
        padding: 0 .25rem 1.25rem;
    }
}

/* Kompakt dropdown för Ljudböcker-menyn */
.nav-compact { position: relative; }
.submenu-compact {
    left: 0; right: auto; width: max-content; min-width: 210px;
    border: 1px solid var(--line-strong); border-top: none; border-radius: 0 0 10px 10px;
}
.submenu-simple { list-style: none; margin: 0; padding: .4rem; }
.submenu-simple a {
    display: block; padding: .55rem .85rem; border-radius: 7px; color: var(--ink);
    text-decoration: none; font-weight: 500; white-space: nowrap;
}
.submenu-simple a:hover { background: var(--gold-wash, rgba(181,101,29,.09)); }
@media (max-width: 768px) {
    .nav-compact { position: static; }
    .submenu-compact { width: auto; min-width: 0; border: none; border-radius: 0; }
    .submenu-simple a { padding: .6rem .25rem; }
}