/* =====================================================================
   MesseApp24 – gemeinsame Stile für alle Seiten (v2026-09-17)
   Design „Glas & Expressive“: schwebende Glas-Navigation (Apple Liquid
   Glass), kräftige runde Formen und Pillen-Knöpfe (Material 3).
   Wird von allen Unterseiten eingebunden, damit alles aus einem Guss ist.
   ===================================================================== */
:root{
  --petrol:#0d5a6b;--petrol-dk:#062234;--petrol-lt:#12707f;
  --gold:#f5c500;--gold-dk:#e0b400;--paper:#f6f4ec;--ink:#0a2229;
  --text2:#3a5560;--text3:#5f7a85;--border:#e3ddc9;--weiss:#fffdf8;
  --r-s:12px;--r-m:18px;--r-l:26px;--pill:999px;
  --glass:rgba(250,249,244,.72);--glass-rand:rgba(255,255,255,.8);
  --glass-hi:inset 0 1px 0 rgba(255,255,255,.6);
  --schatten:0 1px 2px rgba(10,34,41,.05),0 10px 28px -14px rgba(10,34,41,.25);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto}
a{color:var(--petrol)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Navigation als schwebende Glaskapsel ---------- */
.nav{position:sticky;top:calc(10px + env(safe-area-inset-top));z-index:40;margin:10px auto 0;max-width:1120px;width:calc(100% - 20px);
  background:var(--glass);-webkit-backdrop-filter:blur(18px) saturate(170%);backdrop-filter:blur(18px) saturate(170%);
  border:1px solid var(--glass-rand);border-radius:22px;box-shadow:var(--glass-hi),var(--schatten)}
.nav-inner{display:flex;align-items:center;gap:16px;height:60px;padding:0 8px 0 16px}
.nav-brand{display:flex;align-items:center}
.nav-brand img{height:40px;width:auto;max-height:40px;display:block}
.nav-links{display:flex;gap:18px;margin-left:auto;flex-wrap:wrap}
.nav-links a{color:var(--text2);text-decoration:none;font-size:14.5px;font-weight:600;padding:6px 2px}
.nav-links a:hover{color:var(--petrol)}
.btn{display:inline-block;border:0;border-radius:var(--pill);padding:12px 22px;font-size:15px;font-weight:800;
  text-decoration:none;cursor:pointer;font-family:inherit;transition:transform .12s ease,filter .15s ease}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--gold);color:var(--petrol-dk)}
.btn-primary:hover{filter:brightness(1.05)}
.btn-dark{background:var(--petrol);color:#fff}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.34);box-shadow:inset 0 1px 0 rgba(255,255,255,.2)}
.nav-cta{padding:10px 18px;font-size:14px}
.mobile-nav{display:none;margin-left:auto;position:relative}
.mobile-nav summary{list-style:none;width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--glass-rand);border-radius:var(--pill);background:rgba(255,255,255,.35);color:var(--ink);cursor:pointer}
.mobile-nav summary::-webkit-details-marker{display:none}
.mobile-nav-panel{position:absolute;right:0;top:52px;min-width:220px;background:#faf9f4;border:1px solid var(--glass-rand);
  border-radius:20px;box-shadow:var(--glass-hi),var(--schatten);padding:8px;display:flex;flex-direction:column;gap:2px}
.mobile-nav-panel a{color:var(--ink);text-decoration:none;font-weight:600;font-size:15px;padding:11px 14px;border-radius:12px}
.mobile-nav-panel a:hover{background:rgba(13,90,107,.08)}
.mobile-nav-cta{background:var(--gold);color:var(--petrol-dk)!important;text-align:center;font-weight:800;border-radius:var(--pill)!important;margin-top:6px}
@media(max-width:900px){
  .nav-links{display:none}
  .nav .nav-cta{display:none}
  .mobile-nav{display:block}
}

/* ---------- Seitenkopf ---------- */
body .top,body .seite-top{position:relative;margin-top:calc(-72px - env(safe-area-inset-top));padding:calc(132px + env(safe-area-inset-top)) 0 34px;
  background:radial-gradient(60% 80% at 80% 10%,rgba(245,197,0,.16),transparent 70%),
    linear-gradient(160deg,var(--petrol-dk) 0%,var(--petrol) 60%,var(--petrol-lt) 100%);
  color:#fff;border-radius:0 0 var(--r-l) var(--r-l);border-bottom:3px solid var(--gold)}
body .top>.wrap,body .seite-top>.wrap{max-width:900px}
body .top h1,body .seite-top h1{margin:8px 0 6px;font-size:clamp(26px,4.4vw,38px);line-height:1.2;letter-spacing:-.01em}
body .top p,body .seite-top p{margin:0;color:rgba(255,255,255,.85);max-width:60ch}
.top a,.seite-top a,.zurueck{color:rgba(255,255,255,.9);text-decoration:none;font-size:14px;font-weight:700}
.top a:hover,.seite-top a:hover,.zurueck:hover{color:#fff;text-decoration:underline}
.seite-top .tag,.top .tag{display:inline-block;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
  border-radius:var(--pill);padding:4px 12px;font-size:12px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}

/* ---------- Inhalt ---------- */
main{display:block}
.seite-inhalt{max-width:820px;margin:0 auto;padding:30px 20px 60px}
.seite-inhalt h2{font-size:21px;margin:30px 0 8px;letter-spacing:-.01em}
.seite-inhalt h3{font-size:17px;margin:22px 0 6px}
.seite-inhalt p,.seite-inhalt li{color:var(--text2)}
.seite-inhalt ul,.seite-inhalt ol{padding-left:22px}
.karte,.card{background:var(--weiss);border:1px solid transparent;border-radius:var(--r-m);
  padding:20px 22px;box-shadow:var(--schatten);margin:16px 0}
.seite-inhalt table{border-collapse:collapse;width:100%}
.seite-inhalt td,.seite-inhalt th{border-bottom:1px solid var(--border);padding:8px 10px;text-align:left}

/* ---------- Fußzeile ---------- */
footer{background:var(--petrol-dk);color:rgba(255,255,255,.88);padding:26px 0;margin-top:40px;font-size:13.5px}
.footer-inner{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 18px}
footer a{color:#fff;text-decoration:none}
footer a:hover{color:#fff;text-decoration:underline}

/* ---------- Mittige Seiten (Danke, 404) ---------- */
body.seite-zentriert{display:block;background:
  radial-gradient(70% 60% at 80% 0%,rgba(245,197,0,.12),transparent 70%),
  linear-gradient(160deg,var(--petrol-dk) 0%,var(--petrol) 55%,var(--petrol-lt) 100%);color:#fff;min-height:100vh}
body.seite-zentriert .nav{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22)}
body.seite-zentriert .nav-links a,body.seite-zentriert .mobile-nav summary{color:#fff}
body.seite-zentriert .mobile-nav summary{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25)}
body.seite-zentriert .box{max-width:520px;margin:10vh auto;text-align:center;padding:0 22px}
body.seite-zentriert footer{background:transparent;margin-top:6vh}

/* ---------- Barrierefreiheit ---------- */
@media (prefers-reduced-transparency: reduce){
  .nav,.mobile-nav summary{background:var(--paper);-webkit-backdrop-filter:none;backdrop-filter:none}
  body.seite-zentriert .nav{background:var(--petrol-dk)}
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .nav{background:var(--paper)}
  body.seite-zentriert .nav{background:var(--petrol-dk)}
}
@media (prefers-contrast: more){
  .nav{background:var(--paper);-webkit-backdrop-filter:none;backdrop-filter:none;border-color:var(--ink)}
  .karte,.card{border-color:var(--border)}
  .top p,.seite-top p{color:#fff}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .btn:active{transform:none}
}
@media print{
  .nav,footer,.mobile-nav{display:none!important}
  .top,.seite-top{margin:0;padding:0 0 10px;background:none;color:#000;border:0}
  .top a,.seite-top a,body .top h1,body .seite-top h1,.top p,.seite-top p{color:#000}
  body{background:#fff}
}

@media(max-width:700px){
  body .top,body .seite-top{padding-top:calc(118px + env(safe-area-inset-top));padding-bottom:26px}
  body .top h1,body .seite-top h1{font-size:clamp(24px,6.6vw,30px);line-height:1.2}
  .seite-inhalt{padding:22px 18px 48px}
  .seite-inhalt h2{margin:24px 0 6px;font-size:19px}
}

/* Dunkelmodus der gemeinsamen Seitenstile */
@media (prefers-color-scheme:dark){
  :root{--paper:#0b1a22;--ink:#e8eef0;--text2:#aabfc6;--text3:#8fa5ad;--border:#203a45;--weiss:#132631;
    --glass:rgba(11,26,34,.82);--glass-rand:rgba(255,255,255,.14)}
  a{color:#7fd3e0}
  .nav-links a{color:var(--text2)}
  .nav-links a:hover{color:#7fd3e0}
  .mobile-nav summary{background:rgba(255,255,255,.08);color:var(--ink)}
  .mobile-nav-panel{background:#132631}
  .mobile-nav-panel a{color:var(--ink)}
  .mobile-nav-panel a:hover{background:rgba(255,255,255,.08)}
}

/* Zielgroessen >= 24x24 px (WCAG 2.2, 2.5.8) und kein Fokusrahmen auf dem Sprungziel <main> */
main:focus{outline:none}
.nav-links a{display:inline-block;padding:7px 4px;min-height:24px}
footer a{display:inline-block;padding:4px 2px;min-height:24px}
.top a,.seite-top a{display:inline-block;padding:5px 0;min-height:24px}

/* lange Adressen im Fließtext dürfen umbrechen (schmale Handys) */
p,li,td,dd,figcaption{overflow-wrap:break-word}