:root{
  --bg0:#070a12;
  --bg1:#0b1220;
  --text:#e9edf6;
  --muted:#aab6d3;
  --line:rgba(255,255,255,.10);
  --pink:#ff4fd8;
  --shadow-pink:0 0 0 1px rgba(255,79,216,.45), 0 0 22px rgba(255,79,216,.18), 0 24px 60px rgba(0,0,0,.5);
  --radius:18px;
  --radius2:14px;
  --supporter-height:27px;
  --supporter-max-width:69px;
  --supporter-gap:24px;
  --supporter-speed:24s;
  color-scheme:dark;
}

*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(900px 600px at 20% -10%, rgba(110,231,255,.18), transparent 60%),
    radial-gradient(700px 420px at 80% 10%, rgba(255,79,216,.12), transparent 60%),
    radial-gradient(900px 600px at 110% 20%, rgba(182,255,206,.12), transparent 55%),
    radial-gradient(800px 500px at 50% 110%, rgba(110,231,255,.10), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  font:16px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  letter-spacing:.2px;
}

.wrap{
  min-height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px 18px;
}

.panel{
  width:100%;
  max-width:540px;
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid rgba(255,79,216,.55);
  border-radius:var(--radius);
  box-shadow:var(--shadow-pink);
  overflow:hidden;
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  position:relative;
  isolation:isolate;
}

.panel::before{
  content:"";
  position:absolute;
  inset:0;
  padding:1px;
  border-radius:inherit;
  background:linear-gradient(140deg, rgba(255,79,216,.95), rgba(255,255,255,.08), rgba(110,231,255,.55));
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;
          mask-composite:exclude;
  pointer-events:none;
  opacity:.85;
  z-index:-1;
}

@keyframes logoFloat{
  0%,100%{transform:translateY(0) scale(1);box-shadow:0 12px 34px rgba(255,79,216,.18)}
  50%{transform:translateY(-3px) scale(1.018);box-shadow:0 16px 40px rgba(255,79,216,.24), 0 0 18px rgba(110,231,255,.12)}
}

header{
  text-align:left;
  padding:22px 20px 14px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.06), transparent);
}

.brand{display:flex; align-items:center; gap:16px}
.logo-image{
  width:88px;height:88px;object-fit:contain;border-radius:18px;background:rgba(255,255,255,.02);
  box-shadow:0 12px 34px rgba(255,79,216,.18);flex:0 0 auto;animation:logoFloat 4.6s ease-in-out infinite;
}

h1{
  font-size:22px;line-height:1.15;margin:0;letter-spacing:.2px;font-weight:600;
  background:linear-gradient(90deg, #ffffff, #ff4fd8, #6ee7ff);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.sub{margin:6px 0 0;color:var(--muted);font-size:13px;letter-spacing:.15px;opacity:.9;font-weight:500}

.content{padding:16px 14px 10px}
.notice{
  background:linear-gradient(180deg, rgba(110,231,255,.10), rgba(255,255,255,.03));
  border:1px solid rgba(110,231,255,.18);
  color:var(--text);border-radius:var(--radius2);padding:12px;margin:0 6px 14px;font-size:14px;
}
.notice b{color:#fff}
.notice small{color:var(--muted);display:block;margin-top:8px;line-height:1.5}
.notice small a{color:#dce8ff}

.grid{display:grid;gap:10px;padding:0 6px 10px}

a.card, summary.card{
  text-decoration:none;color:inherit;display:flex;align-items:center;gap:12px;width:100%;
  padding:12px;border-radius:var(--radius2);border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  transition:transform .14s ease, border-color .14s ease, background .14s ease, box-shadow .14s ease;
  will-change:transform;font:inherit;cursor:pointer;text-align:left;
}
summary.card{list-style:none}
summary.card::-webkit-details-marker{display:none}
summary.card::marker{content:""}

a.card:hover, summary.card:hover{
  transform:translateY(-1px);border-color:rgba(255,79,216,.38);
  background:linear-gradient(180deg, rgba(255,79,216,.08), rgba(255,255,255,.02));
  box-shadow:0 10px 24px rgba(255,79,216,.08);
}
a.card:active, summary.card:active{transform:translateY(0) scale(.995)}

.icon{
  width:40px;height:40px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.10);flex:0 0 auto;font-size:18px;align-self:center;
}
.copy{min-width:0;flex:1 1 auto}
.title{font-weight:650;font-size:15px;margin:0 0 4px;line-height:1.3}
.desc{margin:0;color:var(--muted);font-size:13px;line-height:1.5;max-width:31ch}
.desc-main,.desc-note{display:block}
.desc-note{margin-top:7px;font-size:12px;line-height:1.45;color:rgba(180,188,205,.92)}
.meta{margin-left:auto;color:rgba(255,255,255,.70);font-size:12.5px;padding-left:8px;white-space:nowrap;align-self:center}

/* Aufklappbare Blöcke (nativ, funktionieren ohne JavaScript) */
.menu-block{display:block}
.submenu{
  display:grid;gap:10px;
  margin:8px 6px 0;padding:0 0 0 14px;border-left:1px solid rgba(255,79,216,.22);
}
.menu-block[open] .submenu{animation:submenuIn .24s ease}
@keyframes submenuIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}
.submenu .card{background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02))}

.chevron{margin-left:8px;width:16px;height:16px;flex:0 0 auto;transition:transform .22s ease;opacity:.82;align-self:center}
.menu-block[open] > summary .chevron{transform:rotate(180deg)}
.divider{height:1px;background:var(--line);margin:10px 6px}

/* Info-Abschnitt */
.seo-box h2{margin:0 0 10px;font-size:18px;color:#fff}
.seo-box h3{margin:14px 0 8px;font-size:15px;color:#fff}
.seo-box p{margin:0 0 10px}
.seo-box p:last-child{margin-bottom:0}

/* Unterstützer-Laufleiste */
.supporters{margin:8px 6px 0;padding:10px 0 2px}
.supporters-label{margin:0 12px 10px;color:var(--muted);font-size:12px;letter-spacing:.12px;text-transform:uppercase}
.supporters-marquee{position:relative;overflow:hidden;mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);-webkit-mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent)}
.supporters-inner{display:flex;align-items:center;width:max-content;min-width:max-content;will-change:transform;animation:supportersLoop var(--supporter-speed) linear infinite}
.supporters-group{display:flex;align-items:center;gap:var(--supporter-gap);flex:0 0 auto;padding:4px 12px 10px;min-width:max-content}
.supporter-logo{height:var(--supporter-height);width:auto;max-width:var(--supporter-max-width);object-fit:contain;opacity:.92;filter:grayscale(1) brightness(1.28);flex:0 0 auto;display:block}
@keyframes supportersLoop{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.supporters-marquee:hover .supporters-inner,
.supporters-marquee:focus-within .supporters-inner{animation-play-state:paused}

/* Fußbereich */
footer{
  padding:12px 20px 16px;color:var(--muted);font-size:12.5px;
  border-top:1px solid var(--line);background:linear-gradient(180deg, transparent, rgba(0,0,0,.12));
}
.foot-copy{margin:0 0 8px}

.legal{border-top:1px solid var(--line)}
.legal:first-of-type{border-top:none}
.legal > summary{
  list-style:none;cursor:pointer;padding:9px 0;display:flex;align-items:center;gap:8px;
  color:var(--muted);font-size:12.8px;
}
.legal > summary::-webkit-details-marker{display:none}
.legal > summary::marker{content:""}
.legal > summary:hover{color:var(--text)}
.legal > summary::after{
  content:"";margin-left:auto;width:7px;height:7px;flex:0 0 auto;
  border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translate(-2px,-2px);transition:transform .22s ease;
}
.legal[open] > summary::after{transform:rotate(225deg) translate(-2px,-2px)}
.legal-body{padding:0 0 14px;line-height:1.6}
.legal-body h2{margin:6px 0 10px;font-size:15px;color:var(--text)}
.legal-body h3{margin:14px 0 8px;font-size:13px;color:var(--text)}
.legal-body h4{margin:12px 0 6px;font-size:12.8px;color:var(--text)}
.legal-body p,.legal-body ul{margin:0 0 10px}
.legal-body ul{padding-left:18px}
.legal-body a{color:#dce8ff}

:focus-visible{outline:3px solid rgba(255,79,216,.45);outline-offset:3px;border-radius:12px}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .logo-image,.supporters-inner{animation:none !important}
  /* Ohne Laufanimation muss die Leiste von Hand scrollbar sein,
     sonst bleiben die hinteren Logos dauerhaft unerreichbar. */
  .supporters-marquee{overflow-x:auto}
  .supporters-inner{width:auto;min-width:0}
  .menu-block[open] .submenu{animation:none}
  a.card,summary.card,.submenu,.chevron,.legal > summary::after{transition:none !important}
}

/* Windows-Kontrastmodus: Verlaufstext würde sonst unsichtbar */
@media (forced-colors: active){
  h1{-webkit-text-fill-color:currentColor;color:CanvasText;background:none}
  .supporter-logo{filter:none}
}

@media (max-width: 460px){
  :root{--supporter-height:24px;--supporter-max-width:60px;--supporter-gap:18px}
  .logo-image{width:72px;height:72px}
  h1{font-size:20px}
  .sub{font-size:12.5px}
  header{padding:20px 16px 12px}
  footer{padding:12px 16px 14px}
  .desc{max-width:none}
  /* .meta bleibt sichtbar – "empfohlen" und "sofort" sind Inhalt, keine Deko.
     Statt auszublenden rutscht das Label unter den Text.
     flex-basis:0 an .copy verhindert, dass die Textspalte selbst umbricht
     und das Icon dadurch über den Text rutscht. */
  a.card, summary.card{flex-wrap:wrap}
  a.card > .copy, summary.card > .copy{flex:1 1 0}
  .meta{margin-left:52px;padding-left:0;width:100%;order:3;margin-top:6px;font-size:12px}
  .chevron{order:2}
}