/* Shared header of public pages (mnemioPublicHeader in public-site.php).
   Page stylesheets still carry generic header/nav/.brand rules, so every
   property they set is pinned here with a .site-header prefix. */

header.site-header {
    box-sizing: border-box;
    position: relative;
    z-index: 20;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    width: min(1240px, calc(100% - 80px));
    max-width: none;
    height: auto;
    min-height: 84px;
    margin: 0 auto;
    padding: 18px 0;
    border: 0;
    border-bottom: 1px solid var(--mn-line);
    background: var(--mn-surface);
    color: var(--mn-text);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 14px;
    line-height: 1.5;
}

.site-header a {
    color: inherit;
    text-decoration: none;
}

.site-header .site-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 0;
    color: var(--mn-text);
    font-size: 25px;
    font-weight: 700;
    letter-spacing: -1px;
    white-space: nowrap;
}

.site-header .site-logo {
    display: inline-block;
    width: 37px;
    height: 37px;
    margin: 0;
    padding: 0 4px 0 0;
    border-radius: 3px;
    background: var(--mn-ink);
    color: var(--mn-on-ink);
    font-size: 29px;
    line-height: 33px;
    letter-spacing: -4px;
    text-align: center;
}

.site-header .site-logo span {
    display: inline;
    margin: 0;
    padding: 0;
    background: none;
    color: var(--mn-on-ink);
}

.site-header .site-nav {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    width: auto;
    margin: 0 0 0 auto;
    padding: 0;
    font-size: 14px;
}

.site-header .site-nav > a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 10px;
    border: 0;
    font-weight: 400;
    text-decoration: none;
    white-space: nowrap;
}

.site-header .site-nav > a:hover {
    color: var(--mn-muted);
}

.site-header .site-nav [aria-current] {
    font-weight: 700;
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 7px;
}

.site-header .site-nav [aria-current="page"] {
    cursor: default;
}

.site-header .site-nav > .site-cta {
    margin-left: 8px;
    padding: 0 18px;
    border: 1px solid var(--mn-line-strong);
    border-radius: 6px;
    font-weight: 400;
    text-decoration: none;
}

.site-header .site-nav > .site-cta:hover {
    background: var(--mn-subtle);
    color: var(--mn-text);
}

.site-header .site-cta-short {
    display: none;
}

.site-header .site-more {
    position: relative;
    margin: 0;
    padding: 0;
    border: 0;
}

.site-header .site-more summary {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    padding: 10px 14px;
    border: 1px solid transparent;
    border-radius: 6px;
    font-size: 14px;
    line-height: 22px;
    list-style: none;
    cursor: pointer;
}

.site-header .site-more summary::-webkit-details-marker {
    display: none;
}

.site-header .site-more summary::marker {
    content: '';
}

.site-header .site-more summary:hover,
.site-header .site-more[open] > summary {
    border-color: var(--mn-line);
    background: var(--mn-subtle);
}

.site-header .site-more summary svg {
    flex-shrink: 0;
    pointer-events: none;
}

.site-header .site-more[open] > summary svg {
    transform: rotate(180deg);
}

.site-header .site-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    z-index: 5;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    width: 440px;
    padding: 16px;
    border: 1px solid var(--mn-line);
    border-radius: 10px;
    background: var(--mn-surface);
    box-shadow: 0 12px 32px #00000012;
}

.site-header .site-menu a {
    display: block;
    min-height: 0;
    padding: 11px 12px;
    border-radius: 5px;
    font-size: 14px;
    line-height: 1.4;
}

.site-header .site-menu a:hover {
    background: var(--mn-subtle);
    color: var(--mn-text);
}

.site-header .site-menu-label {
    margin: 4px 12px 12px;
    color: var(--mn-faint);
    font-size: 11px;
    line-height: 1.4;
    letter-spacing: .08em;
    text-transform: uppercase;
}

@media (max-width: 1050px) {
    header.site-header {
        width: calc(100% - 48px);
    }
}

@media (max-width: 760px) {
    header.site-header {
        gap: 12px;
        width: calc(100% - 36px);
        min-height: 72px;
        padding: 12px 0;
    }

    .site-header .site-brand {
        font-size: 23px;
    }

    .site-header .site-logo,
    .site-header .site-nav > .site-nav-wide {
        display: none;
    }

    .site-header .site-more {
        position: static;
    }

    .site-header .site-more summary {
        padding-inline: 10px;
    }

    .site-header .site-menu {
        top: calc(100% - 2px);
        right: 0;
        left: 0;
        gap: 8px;
        width: 100%;
        padding: 14px;
    }

    .site-header .site-nav > .site-cta {
        margin-left: 4px;
        padding: 0 12px;
    }
}

@media (max-width: 420px) {
    .site-header .site-cta-long {
        display: none;
    }

    .site-header .site-cta-short {
        display: inline;
    }

    .site-header .site-menu {
        grid-template-columns: 1fr;
        max-height: 70vh;
        overflow: auto;
    }

    .site-header .site-menu > div + div {
        padding-top: 14px;
        border-top: 1px solid var(--mn-soft);
    }
}