[data-an-header]{--an-head-bg:#ffffff;--an-head-ink:#33363a;--an-head-muted:#4a435f;--an-head-line:#b6b3bf;--an-head-accent:#ff9900;position:relative;top:auto;z-index:50;background:var(--an-head-bg);color:var(--an-head-ink);border-bottom:1px solid var(--an-head-line);backdrop-filter:none;font-family:"DM Sans",Arial,sans-serif;overflow-wrap:normal;word-break:normal}
html[data-appearance="dark"] [data-an-header]{--an-head-bg:#111214;--an-head-ink:#f5f5f7;--an-head-muted:#e6e6ea;--an-head-line:#8b8598}
[data-an-header] *{box-sizing:border-box}
[data-an-header] .an-head-inner{max-width:1280px;margin:0 auto;padding:14px 24px 12px}
[data-an-header] .an-head-top{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
[data-an-header] .an-head-brand{display:block;flex:0 1 360px;max-width:100%;text-decoration:none;line-height:0;background:transparent}
[data-an-header] .an-head-brand img{display:block;width:360px;max-width:100%;height:auto;object-fit:contain;background:transparent;border:0;border-radius:0;box-shadow:none}
[data-an-header] .an-head-nav{display:flex;align-items:center;gap:4px 10px;flex-wrap:wrap}
[data-an-header] a{color:var(--an-head-ink);text-underline-offset:5px}
[data-an-header] .an-head-nav a,[data-an-header] .an-head-mobile a{display:flex;align-items:center;min-height:44px;padding:8px 10px;border-radius:7px;text-decoration:none;font-size:16px;font-weight:500;line-height:1.4;white-space:nowrap}
[data-an-header] a[aria-current="page"]{text-decoration:underline;text-decoration-thickness:2px}
[data-an-header] .an-head-nav .an-head-invite,[data-an-header] .an-head-mobile .an-head-invite{background:var(--an-head-accent);color:#111214}
[data-an-header] button{font:inherit;box-shadow:none;text-transform:none;letter-spacing:normal}
[data-an-header] .an-head-tools{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;padding-top:10px;border-top:1px solid var(--an-head-line)}
[data-an-header] .an-head-control,[data-an-header] .an-head-menu{display:inline-flex;align-items:center;justify-content:center;gap:8px;flex:0 0 auto;min-width:max-content;min-height:44px;padding:8px 12px;border:1px solid var(--an-head-line);border-radius:7px;background:var(--an-head-bg);color:var(--an-head-ink);font-size:15px;line-height:1.4;font-weight:400;white-space:nowrap;overflow-wrap:normal;word-break:normal;cursor:pointer}
[data-an-header] .an-head-control span,[data-an-header] .an-head-menu span{white-space:nowrap;overflow-wrap:normal;word-break:normal}
[data-an-header] .an-head-icon,[data-an-header] .an-head-icon svg{display:block;width:20px;height:20px;min-width:20px;flex-shrink:0}
[data-an-header] .an-head-menu{display:none}
[data-an-header] .an-head-mobile{display:none;padding-top:10px}
[data-an-header] .an-head-mobile[hidden]{display:none!important}
[data-an-header] .an-head-mobile a{white-space:normal;min-height:48px;border-bottom:1px solid var(--an-head-line);border-radius:0}
[data-an-header] .an-head-status{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
[data-an-header] a:focus-visible,[data-an-header] button:focus-visible{outline:3px solid var(--an-head-accent);outline-offset:4px}
[data-an-header] a,[data-an-header] button{touch-action:manipulation;transition:box-shadow .15s ease,background-color .15s ease}
@media(hover:hover){[data-an-header] .an-head-control:hover,[data-an-header] .an-head-menu:hover{box-shadow:0 0 0 2px var(--an-head-line)}[data-an-header] .an-head-nav a:hover,[data-an-header] .an-head-mobile a:hover{text-decoration:underline;text-decoration-thickness:2px}}
@media(max-width:760px){[data-an-header] .an-head-nav{display:none}[data-an-header] .an-head-menu{display:inline-flex}[data-an-header] .an-head-mobile:not([hidden]){display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 16px}}
@media(max-width:520px){[data-an-header] .an-head-inner{padding:12px 18px}[data-an-header] .an-head-top{gap:10px}[data-an-header] .an-head-brand{flex-basis:100%;width:100%;max-width:360px}[data-an-header] .an-head-brand img{width:100%}[data-an-header] .an-head-mobile:not([hidden]){grid-template-columns:1fr}[data-an-header] .an-head-control{font-size:14px;padding-inline:10px}[data-an-header] .an-head-tools{margin-top:8px;padding-top:8px}}
@media(prefers-reduced-motion:reduce){[data-an-header] a,[data-an-header] button{transition:none}}
html.an-header-large-text{font-size:125%}
html.an-header-large-text [data-an-header] .an-head-control,html.an-header-large-text [data-an-header] .an-head-nav a,html.an-header-large-text [data-an-header] .an-head-mobile a{font-size:18px}
/* Appearance remains in the new toolbar. Keep the existing independent image-cycle controls in VIS. */
html.an-header-ready .day-night-controls>[aria-label="Darstellung der gesamten Oberfläche"]{display:none}

/* Override the more specific legacy dark-mode reading-bar background. */
html[data-appearance] .reading-bar.vis-assistant.vis-research-companion{background:transparent!important;box-shadow:none!important}
html[data-appearance] .vis-assistant.vis-research-companion::before,html[data-appearance] .vis-assistant.vis-research-companion::after{background:transparent!important;box-shadow:none!important}