:root{
  --bg: #0a1310;
  --bg-alt: #0f1b16;
  --text: #e6eaf2;
  --muted: #a3acc4;
  --brand: #55a5e4;
  --brand-2: #7bc4ff;
  --card: #051a08;
  --border: #1a562c;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

:root.light{
  --bg: #ffffff;
  --bg-alt: #f6f8fc;
  --text: #101226;
  --muted: #4a4f66;
  --brand: #0b74d0;
  --brand-2: #0ea5e9;
  --card: #ffffff;
  --border: #e5e7ef;
  --shadow: 0 8px 24px rgba(2,6,23,.08);
}

*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  color:var(--text);
  background:radial-gradient(1200px 800px at 80% -10%, #0d3b2e 0%, transparent 60%),
             radial-gradient(900px 600px at -10% 20%, #0a2c22 0%, transparent 55%),
             var(--bg);
  background-attachment: fixed, fixed, scroll;
  background-repeat: no-repeat;
  line-height:1.6;
}

img{max-width:100%;display:block;border-radius:12px}

.container{width:min(1100px, 92vw);margin-inline:auto}
.section{padding: clamp(48px, 8vw, 96px) 0}
.section.alt{background: transparent}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:8px;top:8px;width:auto;height:auto;background:var(--card);color:var(--text);padding:8px 12px;border-radius:8px}

.site-header{position:sticky;top:0;z-index:40;background:rgba(10,16,32,.5);backdrop-filter: blur(8px);border-bottom:1px solid rgba(255,255,255,.06)}
.header-bar{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;gap:10px;align-items:center;color:var(--text);text-decoration:none;font-weight:800;letter-spacing:.2px}
.brand img{border-radius:8px;box-shadow:var(--shadow)}

.nav-toggle{display:none;flex-direction:column;gap:4px;background:transparent;border:none;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px}

.nav-menu{display:flex;gap:18px;align-items:center;list-style:none;margin:0;padding:0}
.nav-menu a{color:var(--text);text-decoration:none;font-weight:600;opacity:.9}
.nav-menu a:hover{opacity:1;color:var(--brand-2)}
.mode-toggle{background:transparent;border:1px solid var(--border);color:var(--text);padding:6px 10px;border-radius:10px;cursor:pointer}

@media (max-width:860px){
  .nav-toggle{display:flex}
    .nav-menu{position:absolute;right:0;top:60px;flex-direction:column;align-items:flex-start;background:var(--card);padding:16px;border:1px solid var(--border);border-radius:12px;transform:translateY(-8px);opacity:0;pointer-events:none;transition:.2s;z-index:50}
  .nav-menu.open{opacity:1;transform:translateY(0);pointer-events:auto}
  .nav-toggle{position:relative;z-index:60}
 }

.hero{position:relative;padding: clamp(80px, 12vw, 180px) 0}
.hero-inner{text-align:center;margin-top: 50px;}
#hero{
  background-image: url("/assets/img/original/iv_hanau_logo_gross.png");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.headline{font-size:clamp(34px, 6vw, 64px);line-height:1.05;margin:0 0 12px;font-weight:800}
.subhead{font-size:clamp(16px, 2.6vw, 22px);opacity:.85;margin:0 0 24px}
.hero-cta{display:flex;gap:12px;justify-content:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:12px;border:1px solid var(--border);background:var(--card);color:var(--text);text-decoration:none;font-weight:700;box-shadow:var(--shadow)}
.btn.primary{background:linear-gradient(135deg, var(--brand), var(--brand-2));border:none;color:white}
.btn.ghost{background:transparent}
.btn.small{padding:8px 12px;border-radius:10px;font-weight:600}

.hero-bg{position:absolute;inset:0;pointer-events: none;background:radial-gradient(1200px 600px at 50% 0%, rgba(16,185,129,.16) 0%, transparent 60%)}

.grid{display:grid;gap:28px}
.grid.two{grid-template-columns:1.2fr .8fr}
.grid.three{grid-template-columns: repeat(3, 1fr)}
.grid.four{grid-template-columns: repeat(4, 1fr)}
@media (max-width:960px){
  .grid.two,.grid.three,.grid.four{grid-template-columns:1fr}
}

.cards .card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow);transition:transform .2s ease}
.cards .card:hover{transform:translateY(-2px)}
.media-card{margin:0}

.bullets{padding-left:18px}
.bullets li{margin:6px 0}

.icon-item{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;text-align:center;box-shadow:var(--shadow)}

.event-list{display:grid;gap:16px}
.event{display:flex;align-items:center;justify-content:space-between;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;box-shadow:var(--shadow);flex-wrap:wrap;gap:12px}

.site-footer{border-top:1px solid var(--border);background:linear-gradient(180deg, rgba(255,255,255,.02), transparent), var(--bg-alt)}
.footer-top{display:grid;gap:20px;grid-template-columns: 1.5fr .8fr;padding:28px 0}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer-bottom{border-top:1px dashed var(--border);padding:16px 0;opacity:.8}

.fade-in{opacity:1;transform:translateY(12px);transition:opacity .6s ease, transform .6s ease}
.fade-in.visible{opacity:1;transform:none}

.gallery{align-items:stretch}
.gallery figure{margin:0}
.gallery img{width:100%;height:220px;object-fit:cover;border-radius:12px;background:#f0f0f0}
.gallery img[src=""]{display:none}

.back-to-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:999px;border:none;background:linear-gradient(135deg, var(--brand), var(--brand-2));color:#fff;box-shadow:var(--shadow);display:grid;place-items:center;cursor:pointer;opacity:0;transform:translateY(8px);pointer-events:none;transition:opacity .2s ease, transform .2s ease;z-index:60}
.back-to-top.show{opacity:1;transform:translateY(0);pointer-events:auto}
.back-to-top:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px}

.carousel{position:relative;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;margin-top:16px}
.carousel-viewport{overflow:hidden;border-radius:12px}
.carousel-track{display:flex;transition:transform .3s ease}
.carousel-slide{min-width:100%}
.carousel img{width:100%;height:480px;object-fit:cover;border-radius:12px;margin-top: 30px;}
.carousel-prev,.carousel-next{background:var(--border);border:1px solid var(--border);color:var(--text);width:40px;height:40px;border-radius:999px;display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow)}
.carousel-prev:hover,.carousel-next:hover{color:#fff;background:linear-gradient(135deg, var(--brand), var(--brand-2));border:none}
.carousel-dots{display:flex;gap:8px;justify-content:center;margin-top:10px;grid-column:1 / -1}
.carousel-dots button{width:8px;height:8px;border-radius:999px;border:1px solid var(--border);background:var(--bg-alt);cursor:pointer;padding:0}
.carousel-dots button[aria-selected="true"]{background:var(--brand-2);border-color:transparent}

@media (max-width:860px){
  .carousel{grid-template-columns:1fr;gap:0}
  .carousel-viewport{border-radius:0}
  .carousel img{height:300px;margin-top:0}
  .carousel-prev,.carousel-next{position:absolute;top:50%;transform:translateY(-50%);width:36px;height:36px;z-index:10}
  .carousel-prev{left:10px}
  .carousel-next{right:10px}
  .carousel-dots{margin-top:12px}
}

.social-links{list-style:none;margin:12px 0 0;padding:0;display:flex;gap:10px}
.social-link{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:999px;background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);color:#fff}
.social-link svg{width:18px;height:18px}
.social-link.facebook{background:#1877f2;border-color:#1877f2}
.social-link.youtube{background:#ff0000;border-color:#ff0000}
.social-link.instagram{background:radial-gradient( circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285aeb 90% );border-color:#d6249f}
.social-link:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px}
.social-link:hover{filter:brightness(1.05)}