:root {
    --anchor-bg: #ffffff;
    --anchor-text: #1f2937;
    --anchor-muted: #6b7280;
    --anchor-border: #e5e7eb;
    --anchor-nav-bg: #f9fafb;
}

.anchor-page {
    background-color: var(--anchor-bg);
    color: var(--anchor-text);
}

.anchor-page__wrapper {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2.5rem 1.5rem 3rem;
}

.anchor-page__header {
    text-align: center;
    margin: 0 auto 2.5rem;
    max-width: 760px;
}

.anchor-page__title {
    font-size: clamp(2rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.anchor-page__lead {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--anchor-muted);
}

.anchor-page__container {
    display: flex;
    gap: 2.5rem;
    align-items: flex-start;
}

.anchor-page__content {
    flex: 1;
    min-width: 0;
}

.anchor-page__section {
    padding: 2rem 0;
    border-bottom: 1px solid var(--anchor-border);
}

.anchor-page__section:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.anchor-page__section-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.anchor-page__section-body {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--anchor-text);
}

.anchor-page__nav {
    position: sticky;
    top: 2rem;
    background-color: var(--anchor-nav-bg);
    padding: 1.25rem 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 18px rgba(15, 23, 42, 0.06);
    max-height: 85vh;
    overflow-y: auto;

    /* WAŻNE: nie pozwalamy, żeby szerokość wynikała z długości tytułu */
    min-width: 0;
}

.anchor-page__nav-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--anchor-text);
}

.anchor-page__nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.anchor-page__nav-item {
    margin-bottom: 0.5rem;
}

.anchor-page__nav-link {
    display: block;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--anchor-muted);
    padding: 0.25rem 0;
    border-left: 2px solid transparent;
    padding-left: 0.5rem;
    transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;

    /* bardzo ważne przy długich tytułach */
    overflow-wrap: anywhere;
}

.anchor-page__nav-link:hover {
    color: var(--anchor-text);
    border-color: var(--anchor-border);
    background-color: rgba(148, 163, 184, 0.08);
}

.anchor-page__nav-link.anchor-page__link--active {
    color: var(--anchor-text);
    border-color: var(--anchor-text);
    background-color: rgba(15, 23, 42, 0.04);
}

/* DESKTOP: spis treści = 1/4, content = 3/4 */
@media (min-width: 1025px) {
    .anchor-page__content {
        flex: 0 0 75%;
        max-width: 75%;
        min-width: 0;
    }

    .anchor-page__nav {
        flex: 0 0 25%;
        max-width: 25%;
    }
}

@media (max-width: 1024px) {
    .anchor-page__wrapper {
        padding-inline: 1.25rem;
    }

    .anchor-page__container {
        flex-direction: column-reverse;
    }

    .anchor-page__nav {
        position: static;
        max-height: none;
        width: 100%;
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 640px) {
    .anchor-page__wrapper {
        padding-inline: 1rem;
        padding-top: 2rem;
    }

    .anchor-page__title {
        font-size: 1.9rem;
    }

    .anchor-page__section {
        padding: 1.5rem 0;
    }
}