/* =========================================
   NAVIGATION – Website-Header (Mac-Mail-inspiriert)
   Änderungsprotokoll: 2026-07-28 | parent-agent | @skill-css-rules, @skill-change-provenance | Website-Nav horizontal, ohne Traffic-Lights
   ========================================= */

.base-nav-container {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0.65rem 1rem;
    display: flex;
    align-items: center;
    width: 100%;
    box-sizing: border-box;
    gap: 1rem;
    border-bottom: none;
}

.base-nav-logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--color-text);
    flex-shrink: 0;
}

.base-nav-links {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.25rem;
    flex: 1 1 auto;
    min-width: 0;
    padding: 0;
}

.base-nav-links-open {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.25rem;
    flex: 1 1 auto;
    min-width: 0;
    padding: 0;
}

.base-nav-link,
.base-nav-link-auth {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-control);
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-tight);
    white-space: nowrap;
}

.base-nav-link:hover,
.base-nav-link-auth:hover {
    background-color: var(--color-surface-hover);
}

.base-nav-link-auth {
    display: inline-flex;
}

.base-nav-menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
    padding: 4px;
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
    flex-shrink: 0;
}

.base-nav-right-group {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.base-nav-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.base-nav-actions > .base-button-secondary-lg,
.base-nav-actions > .base-button-primary-lg {
    padding: 0.4rem;
    width: 2.25rem;
    height: 2.25rem;
    min-width: 2.25rem;
    min-height: 2.25rem;
    gap: 0;
    border-radius: var(--radius-control);
}

.base-nav-actions-center {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: center;
}

.base-nav-menu-icon {
    display: block;
    width: 22px;
    height: 22px;
    color: var(--color-text);
    stroke: var(--color-text);
    stroke-width: 2.5;
    flex-shrink: 0;
    overflow: visible;
}

.base-nav-links-mobile {
    display: none;
}

#language-switcher-mobile {
    display: none;
}

@media (max-width: 1023px) {
    .base-layout-header {
        position: sticky;
        z-index: 10001;
    }

    .base-nav-container {
        display: flex;
        flex-wrap: nowrap;
        justify-content: space-between;
        align-items: center;
        position: relative;
        gap: 8px;
        max-width: none;
    }

    .base-nav-logo {
        position: relative;
        z-index: 10002;
        min-width: 0;
        flex: 1 1 auto;
        overflow: hidden;
    }

    .base-nav-right-group {
        position: relative;
        z-index: 10002;
        flex-shrink: 0;
        margin-left: 0;
    }

    .base-nav-menu-toggle {
        display: flex;
        position: relative;
        z-index: 10003;
        color: var(--color-text);
        background-color: var(--color-toolbar);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-control);
    }

    .base-nav-actions {
        display: none;
    }

    .base-nav-links {
        display: none;
    }

    .base-nav-links-open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100vw;
        max-width: 100%;
        height: 100vh;
        box-sizing: border-box;
        background-color: var(--color-sidebar);
        padding: 5.5rem 20px 2rem 20px;
        overflow-y: auto;
        overflow-x: hidden;
        z-index: 10000;
        gap: 0.35rem;
        border-bottom: none;
        box-shadow: none;
        align-items: stretch;
    }

    .base-nav-links-open #language-switcher-mobile {
        display: flex;
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid var(--color-border);
    }

    .base-nav-link,
    .base-nav-link-auth {
        font-size: var(--font-size-lg);
        padding: 0.7rem 1rem;
        width: 100%;
        box-sizing: border-box;
    }

    .base-nav-link-auth {
        display: flex;
    }
}