/*
 * goZanzibar.pl - nawigacja po artykule
 * Desktop: fixed TOC w prawej kolumnie.
 * Mobile/tablet: fixed pasek z rozwijanym spisem H2.
 */

.article-toc-host {
    position: relative;
    width: 100%;
}

.article-toc-nav {
    width: 100%;
    box-sizing: border-box;
    padding: 18px 18px 16px;
    background: #f7f9fb;
    border: 1px solid #e2e8ee;
    border-radius: 12px;
    box-shadow: 0 5px 18px rgba(0, 0, 0, .07);
}

.article-toc-nav.is-fixed {
    position: fixed;
    top: var(--goegipt-sticky-offset, 66px);
    z-index: 900;
    margin: 0;
    max-height: calc(100vh - var(--goegipt-sticky-offset, 66px) - 18px);
}

.article-toc-nav__title {
    margin: 0 0 11px;
    color: #122e44;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.25;
}

.article-toc-nav__list {
    max-height: calc(100vh - var(--goegipt-sticky-offset, 66px) - 67px);
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    padding-right: 3px;
}

.article-toc-nav__link {
    position: relative;
    display: block;
    padding: 8px 10px 8px 14px;
    border-radius: 7px;
    color: #4c5b67;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.35;
    text-decoration: none;
    transition: background .18s ease, color .18s ease, transform .18s ease;
}

.article-toc-nav__link::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    border-radius: 2px;
    background: transparent;
}

.article-toc-nav__link + .article-toc-nav__link {
    margin-top: 2px;
}

.article-toc-nav__link:hover {
    color: #122e44;
    background: #fff;
}

.article-toc-nav__link.is-active {
    color: #122e44;
    background: #fff;
    font-weight: 600;
}

.article-toc-nav__link.is-active::before {
    background: #e0b04f;
}

.article-toc-nav__link:focus-visible,
.article-mobile-nav__bar:focus-visible,
.article-mobile-nav__link:focus-visible {
    outline: 2px solid #e0b04f !important;
    outline-offset: 2px;
}

.article-mobile-nav {
    display: none;
}

@media (max-width: 991.98px) {
    .article-navigation-ready .article-toc-host {
        display: none;
    }

    .article-mobile-nav {
        position: fixed;
        top: var(--goegipt-sticky-offset, 62px);
        left: 0;
        right: 0;
        z-index: 995;
        display: block;
        padding: 0 10px;
        pointer-events: none;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
    }

    .article-mobile-nav.is-visible {
        pointer-events: auto;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .article-mobile-nav__bar {
        display: flex;
        align-items: center;
        width: 100%;
        min-height: 44px;
        padding: 9px 12px;
        box-sizing: border-box;
        border: 1px solid #dfe5ea;
        border-radius: 0 0 10px 10px;
        background: rgba(247, 249, 251, .98);
        box-shadow: 0 7px 20px rgba(0, 0, 0, .12);
        color: #122e44;
        text-align: left;
        cursor: pointer;
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }

    .article-mobile-nav__prefix {
        flex: 0 0 auto;
        margin-right: 6px;
        font-size: 12.5px;
        font-weight: 700;
        white-space: nowrap;
    }

    .article-mobile-nav__current {
        flex: 1 1 auto;
        min-width: 0;
        overflow: hidden;
        color: #34434f;
        font-size: 12.5px;
        font-weight: 500;
        line-height: 1.25;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

    .article-mobile-nav__icon {
        flex: 0 0 auto;
        margin-left: 8px;
        font-size: 18px;
        line-height: 1;
        transform: translateY(-1px);
        transition: transform .18s ease;
    }

    .article-mobile-nav.is-open .article-mobile-nav__icon {
        transform: rotate(180deg) translateY(1px);
    }

    .article-mobile-nav__menu {
        display: none;
        width: 100%;
        box-sizing: border-box;
        margin-top: 5px;
        padding: 8px;
        background: #fff;
        border: 1px solid #dfe5ea;
        border-radius: 10px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, .16);
    }

    .article-mobile-nav.is-open .article-mobile-nav__menu {
        display: block;
    }

    .article-mobile-nav__list {
        max-height: min(62vh, 440px);
        overflow-y: auto;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
    }

    .article-mobile-nav__link {
        position: relative;
        display: block;
        padding: 10px 12px 10px 16px;
        border-radius: 7px;
        color: #43525e;
        font-size: 13px;
        font-weight: 400;
        line-height: 1.3;
        text-decoration: none;
    }

    .article-mobile-nav__link::before {
        content: '';
        position: absolute;
        left: 6px;
        top: 12px;
        bottom: 12px;
        width: 2px;
        border-radius: 2px;
        background: transparent;
    }

    .article-mobile-nav__link + .article-mobile-nav__link {
        margin-top: 2px;
    }

    .article-mobile-nav__link:hover,
    .article-mobile-nav__link.is-active {
        color: #122e44;
        background: #f7f9fb;
    }

    .article-mobile-nav__link.is-active {
        font-weight: 600;
    }

    .article-mobile-nav__link.is-active::before {
        background: #e0b04f;
    }
}

@media (max-width: 420px) {
    .article-mobile-nav {
        padding: 0 6px;
    }

    .article-mobile-nav__bar {
        min-height: 42px;
        padding: 8px 10px;
    }

    .article-mobile-nav__prefix,
    .article-mobile-nav__current {
        font-size: 12px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .article-toc-nav__link,
    .article-mobile-nav,
    .article-mobile-nav__icon {
        transition: none;
    }
}