/* GeizR header, shared by the Content-Seiten (server/content/layout.js) and
 * the Tool (client/src/components/navbars/NavbarTop.js). Both render the same
 * markup (navbars/headerStructure.json); keep them in step. Linked with
 * ?v=HEADER_CSS_VERSION; bump it on every edit (server/tests/siteCss.test.js). */

.gz-topbar{
  --gz-slate:#45526e;--gz-orange:#f4501e;--gz-orange-2:#e2410f;--gz-ink:#1c2233;--gz-ink-3:#5f6779;--gz-ease:cubic-bezier(.2,.8,.2,1);
  position:sticky;top:0;z-index:40;background:var(--gz-slate);color:#fff;
  font-family:"Geist",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:15px;line-height:1.5;
  box-shadow:0 1px 0 rgba(0,0,0,.08),0 6px 20px -10px rgba(20,26,40,.5);
}
.gz-topbar--fixed{position:fixed;left:0;right:0;z-index:1201}
.gz-topbar,.gz-topbar *{box-sizing:border-box}
.gz-topbar :focus-visible{outline:2px solid #fff;outline-offset:3px;border-radius:8px}
.gz-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.gz-topbar-inner{max-width:1440px;margin:0 auto;padding:8px 24px;display:grid;grid-template-columns:auto minmax(0,1fr) auto auto;gap:32px;align-items:center}
.gz-brand{grid-column:1;grid-row:1;display:flex;align-items:center;gap:8px}
.gz-logo{display:block;height:52px;width:auto;aspect-ratio:720/273.6}
.gz-menu-btn{display:none;width:40px;height:40px;align-items:center;justify-content:center;margin-left:-8px;padding:0;border:0;border-radius:50%;background:none;color:#fff;cursor:pointer}
.gz-menu-btn:hover{background:rgba(255,255,255,.08)}
@media (max-width:1199.95px){.gz-menu-btn{display:inline-flex}}

/* ---------- search ---------- */
.gz-search{grid-column:2;grid-row:1;justify-self:center;width:min(100%,620px);display:flex;align-items:center;gap:10px;margin:0;padding:5px 14px 5px 5px;border-radius:999px;background:rgba(255,255,255,.97);box-shadow:inset 0 1px 2px rgba(0,0,0,.08),0 0 0 1px rgba(255,255,255,.2),0 4px 14px -6px rgba(0,0,0,.35);transition:box-shadow 200ms var(--gz-ease)}
.gz-search:focus-within{box-shadow:inset 0 1px 2px rgba(0,0,0,.08),0 0 0 2px var(--gz-orange),0 0 0 6px rgba(244,80,30,.25)}
.gz-search button{flex:none;width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;padding:0;border:0;border-radius:50%;cursor:pointer;color:#fff;background:linear-gradient(180deg,#f8693a,var(--gz-orange-2));box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 0 0 1px #c93d0f,0 3px 8px -2px rgba(244,80,30,.5);transition:transform 140ms var(--gz-ease),filter 160ms}
.gz-search button:hover{filter:brightness(1.06)}
.gz-search button:active{transform:scale(.94)}
.gz-search input{flex:1;min-width:0;margin:0;padding:8px 0;border:0;outline:0;background:transparent;font:inherit;font-size:15px;color:var(--gz-ink)}
.gz-search input::placeholder{color:var(--gz-ink-3);opacity:1}
.gz-search input::-webkit-search-cancel-button{display:none}
.gz-search input:-webkit-autofill,.gz-search input:-webkit-autofill:focus{-webkit-box-shadow:0 0 0 100px rgba(255,255,255,.97) inset;-webkit-text-fill-color:var(--gz-ink);transition:background-color 9999s}
.gz-topbar .gz-search :focus-visible{outline:0}

/* ---------- navigation: text links, then the icon group ---------- */
.gz-nav{grid-column:3;grid-row:1;justify-self:end;display:flex;gap:26px;margin:0;padding:0}
.gz-nav a{display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;color:#fff;opacity:.9;text-decoration:none;white-space:nowrap}
.gz-nav a:hover{color:#fff;opacity:1}
.gz-nav a.on{opacity:1;box-shadow:0 2px 0 var(--gz-orange);padding-bottom:3px}
.gz-nav-icon{display:inline-flex}
.gz-nav-icon svg{width:22px;height:22px}

.gz-actions{grid-column:4;grid-row:1;display:flex;align-items:center;gap:16px;margin-left:-8px;padding-left:22px;border-left:1px solid rgba(255,255,255,.2);white-space:nowrap}
.gz-icon-link{position:relative;display:inline-flex;align-items:center;color:#fff;opacity:.9;text-decoration:none}
.gz-icon-link:hover{color:#fff;opacity:1}
.gz-icon-link.on{opacity:1;color:#fff;box-shadow:0 2px 0 var(--gz-orange)}
.gz-badge{position:absolute;top:-7px;right:-10px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--gz-orange);color:#fff;font-size:11px;font-weight:700;line-height:18px;text-align:center}
.gz-signin{display:inline-flex;align-items:center;gap:6px;margin:0;padding:6px 10px;border:0;border-radius:999px;background:none;color:#fff;font:inherit;font-size:14.5px;font-weight:600;line-height:1;text-decoration:none;cursor:pointer;transition:background-color 140ms}
.gz-signin:hover{color:#fff;background:rgba(255,255,255,.08)}
.gz-signin:disabled{color:rgba(255,255,255,.62);cursor:default;background:none}
.gz-nav svg,.gz-icon-link svg,.gz-signin svg,.gz-search svg{flex:none}
.gz-lang{position:relative}
.gz-lang summary{display:inline-flex;align-items:center;padding:6px 8px;border-radius:999px;color:#fff;font-size:13.5px;font-weight:650;letter-spacing:.04em;list-style:none;cursor:pointer;opacity:.9}
.gz-lang summary::-webkit-details-marker{display:none}
.gz-lang summary:hover,.gz-lang[open] summary{opacity:1;background:rgba(255,255,255,.08)}
.gz-lang nav{position:absolute;right:0;top:calc(100% + 8px);z-index:1300;min-width:150px;padding:6px;border-radius:12px;background:#fff;box-shadow:0 8px 28px rgba(15,23,42,.18)}
.gz-lang ul{list-style:none;margin:0;padding:0}
.gz-lang a,.gz-lang span{display:block;padding:8px 12px;border-radius:8px;color:#1f2937;font-size:14px;text-decoration:none}
.gz-lang a:hover{background:#f1f5f9}
.gz-lang span{font-weight:650}
.gz-nav svg,.gz-icon-link svg,.gz-signin svg{fill:currentColor}

/* ---------- responsive ---------- */
@media (max-width:760px){
  .gz-topbar-inner{grid-template-columns:auto minmax(0,1fr) auto;gap:10px 12px;padding:8px 14px}
  .gz-logo{height:36px}
  .gz-search{grid-column:1/-1;grid-row:2;width:100%}
  .gz-search input{font-size:16px}
  /* clip, so a nav too wide for its column never runs over the logo */
  .gz-nav{grid-column:2;gap:14px;max-width:100%;overflow:clip;overflow-clip-margin:6px}
  .gz-actions{grid-column:3;gap:12px;margin-left:0;padding-left:12px}
}
@media (max-width:640px){
  .gz-nav a{font-size:13px}
  .gz-signin{padding:6px}
  .gz-signin span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
}
@media (max-width:520px){
  .gz-nav-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
}
@media (max-width:399.95px){
  .gz-topbar-inner{column-gap:10px;padding-inline:10px}
  .gz-logo{height:30px}
  .gz-actions{gap:10px;padding-left:10px}
}
@media (max-width:359.95px){
  .gz-topbar-inner{column-gap:6px}
  .gz-logo{height:27px}
  .gz-nav{gap:10px}
  .gz-actions{gap:8px;padding-left:8px}
}