:root{
  --petrol:#16273f;
  --petrol-dark:#0e1b2e;
  --coral:#c9a24e;
  --coral-dark:#a9863a;
  --sky:#f4f6f9;
  --ink:#111c2e;
  --muted:#6b7a90;
  --line:#e4e8ee;
}

*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--sky);line-height:1.6}
h1,h2,h3,h4{font-family:'Playfair Display',sans-serif;line-height:1.2}
a{color:var(--petrol);text-decoration:none}
img{max-width:100%}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.eyebrow{color:var(--coral-dark);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;display:block;margin-bottom:.4rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.4rem;border:none;border-radius:999px;padding:.6rem 1.2rem;font-weight:600;cursor:pointer;font-size:.95rem;transition:.15s}
.btn-accent{background:var(--coral);color:#fff}
.btn-accent:hover{background:var(--coral-dark)}
.btn-outline{border:1.5px solid var(--petrol);color:var(--petrol);background:none}
.btn-outline:hover{background:var(--petrol);color:#fff}

/* Header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-family:'Playfair Display',sans-serif;font-weight:700;font-size:1.25rem;color:var(--petrol)}
.logo .bi{color:var(--coral)}
.nav{display:flex;align-items:center;gap:1.4rem}
.nav a{color:var(--ink);font-weight:500}
.nav a.btn{color:#fff}

/* Hero */
.hero{background:linear-gradient(120deg,var(--petrol) 0%,#149aa8 100%);color:#fff;padding:3.5rem 0 4.5rem;border-radius:0 0 32px 32px}
.hero .eyebrow{color:#ffd7c9}
.hero h1{font-size:2.4rem;margin-bottom:1rem;max-width:16ch}
.hero .lead{font-size:1.12rem;opacity:.94;max-width:60ch;margin-bottom:1.8rem}

/* Filterbar */
.filterbar{background:#fff;border-radius:18px;box-shadow:0 12px 34px rgba(14,110,122,.18);padding:14px;display:grid;grid-template-columns:repeat(7,1fr);gap:10px;align-items:end}
.filterbar .field{display:flex;flex-direction:column}
.filterbar label{color:var(--muted);font-size:.75rem;font-weight:600;margin-bottom:4px}
.filterbar select,.filterbar input{border:1px solid var(--line);border-radius:10px;padding:.55rem .6rem;font-size:.9rem;color:var(--ink);background:#fff}
.filterbar .field-btn .btn{width:100%;justify-content:center;padding:.62rem}
.filter-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{background:rgba(255,255,255,.16);color:#fff;border-radius:999px;padding:.3rem .8rem;font-size:.82rem;font-weight:500}

/* Sections */
.section{padding:3rem 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:1.4rem}
h2{font-size:1.7rem}

/* Card grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border-radius:18px;overflow:hidden;box-shadow:0 6px 20px rgba(18,51,58,.08);display:flex;flex-direction:column;transition:.18s}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(18,51,58,.15)}
.card-media{aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;position:relative;color:rgba(255,255,255,.9);font-size:3.4rem}
.card-media .badge{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.92);color:var(--petrol);font-weight:600;border-radius:999px;padding:.25rem .7rem;font-size:.78rem}
.m-teal{background:linear-gradient(135deg,#0e6e7a,#1fa2b8)}
.m-blue{background:linear-gradient(135deg,#12557a,#2a86c0)}
.m-navy{background:linear-gradient(135deg,#16273f,#2f4d78)}
.m-green{background:linear-gradient(135deg,#1f9987,#4cc0a0)}
.m-gold{background:linear-gradient(135deg,#c9832e,#e8b45a)}
.m-gray{background:linear-gradient(135deg,#5a6b78,#8b9bab)}
.card-body{padding:1.1rem 1.2rem;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:1.15rem;margin-bottom:.2rem}
.loc{color:var(--muted);font-size:.88rem;margin-bottom:.35rem}
.rating{color:var(--coral-dark);font-size:.88rem;font-weight:600;margin-bottom:.5rem}
.card-body p{font-size:.9rem;color:#4a6168;margin-bottom:.8rem}
.pills{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:1rem}
.pills span{background:var(--sky);color:var(--petrol);border-radius:999px;padding:.2rem .65rem;font-size:.78rem;font-weight:500}
.card-foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center}
.price{font-family:'Playfair Display',sans-serif;font-weight:700;color:var(--coral-dark);font-size:1.15rem}

/* Reviere */
.revier-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:1.4rem}
.revier{background:var(--sky);border:1px solid var(--line);border-radius:14px;padding:1.1rem;display:flex;flex-direction:column;gap:.3rem;color:var(--ink)}
.revier:hover{border-color:var(--petrol)}
.revier .bi{color:var(--coral);font-size:1.4rem}
.revier span{color:var(--muted);font-size:.85rem}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:1.4rem}
.step{background:#fff;border-radius:16px;padding:1.6rem;text-align:center;box-shadow:0 6px 20px rgba(18,51,58,.07)}
.step .bi{font-size:2rem;color:var(--petrol)}
.step h3{margin:.6rem 0 .3rem;font-size:1.1rem}
.step p{color:var(--muted);font-size:.9rem}

/* SEO text */
.seo-text{max-width:820px}
.seo-text h2{margin-bottom:.8rem}
.seo-text h3{margin:1.4rem 0 .4rem;font-size:1.15rem}
.seo-text p{color:#3f5a61}

/* Footer */
.site-footer{background:var(--petrol-dark);color:#cfeef1;border-radius:32px 32px 0 0;margin-top:3rem;padding:3rem 0 1.4rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
.logo-light{color:#fff}
.site-footer h4{color:#fff;margin-bottom:.6rem;font-size:1rem}
.site-footer a{display:block;color:#cfeef1;margin-bottom:.3rem}
.site-footer p{font-size:.9rem}
.footer-bottom{text-align:center;font-size:.82rem;opacity:.7;margin-top:2rem;border-top:1px solid rgba(255,255,255,.15);padding-top:1.2rem}

/* ===== Detailseite ===== */
.crumb{font-size:.9rem;margin:1.2rem 0}
.detail-grid{display:grid;grid-template-columns:2fr 1fr;gap:28px;align-items:start}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin:.6rem 0}
.tag{border-radius:999px;padding:.25rem .7rem;font-size:.8rem;font-weight:600}
.tag-green{background:#e6f7ef;color:#0f8a5f}
.tag-info{background:#e7f1f8;color:var(--petrol)}
.tag-line{border:1px solid var(--line);color:var(--ink)}
.detail-grid h1{font-size:2rem;margin-bottom:.2rem}
.eck{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:1.2rem 0}
.eck .box{background:#fff;border-radius:14px;padding:1rem;text-align:center;box-shadow:0 6px 18px rgba(18,51,58,.07)}
.eck .box .bi{font-size:1.4rem;color:var(--petrol)}
.eck .box b{display:block;font-family:'Playfair Display',sans-serif;font-size:1.2rem;margin-top:.2rem}
.eck .box small{color:var(--muted)}
.panel{background:#fff;border-radius:16px;box-shadow:0 6px 18px rgba(18,51,58,.07);padding:1.2rem 1.4rem}
.detail-grid h2{font-size:1.4rem;margin:1.8rem 0 .8rem}
.detail-grid h3.sub{font-size:1.1rem;margin:1.2rem 0 .3rem}
.specs{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.spec{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:.5rem 0}
.spec .k{color:var(--muted)}
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:.4rem}
.feat span{color:#3f5a61;font-size:.92rem}
.feat .bi{color:var(--petrol);margin-right:.3rem}
.tarife{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.tarife .t{background:#fff;border-radius:14px;box-shadow:0 6px 18px rgba(18,51,58,.07);padding:1rem;text-align:center}
.tarife .t b{display:block;font-family:'Playfair Display',sans-serif}
.tarife .t .p{color:var(--coral-dark);font-weight:700;font-size:1.15rem;margin-top:.4rem}
.note{background:#fff;border:1px solid var(--line);border-radius:14px;padding:.8rem 1rem;font-size:.9rem;margin-top:.8rem}
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;text-align:center;margin-top:1.6rem}
.trust .bi{font-size:1.5rem;color:var(--petrol)}
.trust b{display:block;font-size:.9rem;margin-top:.3rem}
.trust small{color:var(--muted)}

/* Galerie */
.gallery-main{position:relative;border-radius:18px;overflow:hidden;box-shadow:0 8px 24px rgba(18,51,58,.12);aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.9);font-size:4rem;cursor:zoom-in}
.gallery-main .cap{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(0,0,0,.45));color:#fff;padding:1.4rem 1rem .8rem;font-weight:600;font-size:.95rem}
.gnav{position:absolute;top:50%;transform:translateY(-50%);border:none;width:42px;height:42px;border-radius:999px;background:rgba(255,255,255,.9);color:var(--petrol);font-size:1.1rem;cursor:pointer}
.gnav.prev{left:12px}.gnav.next{right:12px}
.thumbs{display:flex;gap:10px;margin-top:12px}
.thumbs .th{flex:1;aspect-ratio:16/10;border-radius:10px;cursor:pointer;opacity:.6;border:2px solid transparent;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.85);font-size:1.2rem}
.thumbs .th.active{opacity:1;border-color:var(--coral)}

/* Lightbox */
.lb{position:fixed;inset:0;background:rgba(10,25,35,.92);display:none;align-items:center;justify-content:center;z-index:100}
.lb.open{display:flex}
.lb .stage{width:min(90vw,1000px);aspect-ratio:16/9;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:6rem;position:relative}
.lb .cap{position:absolute;bottom:16px;left:0;right:0;text-align:center;color:#fff}
.lb .x{position:absolute;top:20px;right:24px;color:#fff;font-size:1.6rem;background:none;border:none;cursor:pointer}
.lb .a{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.18);border:none;color:#fff;width:48px;height:48px;border-radius:999px;font-size:1.3rem;cursor:pointer}
.lb .a.prev{left:20px}.lb .a.next{right:20px}

/* Buchungs-Sidebar + Kalender */
.summary{position:sticky;top:84px;background:#fff;border-radius:18px;box-shadow:0 10px 28px rgba(18,51,58,.12);padding:1.3rem}
.summary .from{display:flex;justify-content:space-between;align-items:baseline}
.summary .from .p{font-family:'Playfair Display',sans-serif;font-weight:700;color:var(--coral-dark);font-size:1.5rem}
.cal-head{display:flex;justify-content:space-between;align-items:center;margin:.8rem 0}
.cal-head button{border:1px solid var(--line);background:#fff;color:var(--petrol);width:34px;height:34px;border-radius:999px;cursor:pointer}
.cal{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal .dow{text-align:center;color:var(--muted);font-size:.75rem;font-weight:600}
.cal .d{aspect-ratio:1;border:none;border-radius:10px;font-weight:600;font-size:.85rem;cursor:default;background:#fafafa;color:#ddd}
.cal .d.free{background:#e6f7ef;color:#0f8a5f;cursor:pointer}
.cal .d.free:hover{background:#0f8a5f;color:#fff}
.cal .d.busy{background:#f3f3f3;color:#bbb;text-decoration:line-through}
.cal .d.sel{background:var(--coral);color:#fff}
.legend{display:flex;gap:14px;font-size:.8rem;color:var(--muted);margin-top:.8rem}
.legend i{display:inline-block;width:12px;height:12px;border-radius:99px;vertical-align:middle;margin-right:4px}
.times{margin-top:1rem}
.slot{display:inline-block;border:1.5px solid var(--petrol);color:var(--petrol);border-radius:10px;padding:.5rem .9rem;font-weight:600;margin:4px 4px 0 0;text-decoration:none}
.slot:hover{background:var(--petrol);color:#fff}

/* Buchungsseite (PHP) */
.choice{display:block;border:2px solid var(--line);border-radius:14px;padding:1rem;cursor:pointer}
.choice:hover{border-color:var(--petrol)}
input:checked + .choice{border-color:var(--coral);background:#fff5ec}
.choice-row{display:flex;justify-content:space-between;align-items:center}
.hide{position:absolute;opacity:0;pointer-events:none}

/* Responsive */
@media(max-width:900px){
  .detail-grid{grid-template-columns:1fr}
  .eck,.specs,.feat,.tarife,.trust{grid-template-columns:1fr 1fr}
  .summary{position:static}
}
@media(max-width:900px){
  .filterbar{grid-template-columns:repeat(2,1fr)}
  .grid,.revier-grid,.steps{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero h1{font-size:2rem}
}
@media(max-width:560px){
  .nav a:not(.btn){display:none}
  .filterbar{grid-template-columns:1fr}
  .grid,.revier-grid,.steps{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:.3rem}
}