/* Ferienwohnung Alfons Schwarz – Stylesheet (keine externen Ressourcen, DSGVO-freundlich) */
:root{
  --ink:#1d2a29; --muted:#5d6b69; --line:#dfe3df;
  --bg:#fbfaf6; --tint:#f1efe7; --card:#ffffff;
  --river:#233d3a; --river-2:#2f5551; --gold:#c8934a; --gold-soft:#f3e3c7;
  --free:#e6f2ea; --free-ink:#24533a; --booked:#e9d6d2; --booked-ink:#8a3b2e; --sel:#2f5551;
  --radius:14px; --shadow:0 10px 30px -14px rgba(29,42,41,.35);
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:17px/1.65 var(--sans);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--river-2)}
a:hover{color:var(--gold)}
h1,h2,h3{font-family:var(--serif);line-height:1.2;font-weight:600;color:var(--river)}
h2{font-size:clamp(1.6rem,2.6vw,2.2rem);margin:0 0 .6em}
h3{font-size:1.25rem;margin:1.2em 0 .5em}
.wrap{width:min(1160px,100% - 32px);margin-inline:auto}
.narrow{width:min(820px,100% - 32px)}
.center{text-align:center}
.muted{color:var(--muted)}
.small{font-size:.88rem}
.lead{font-size:1.15rem}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:99;background:#fff;padding:8px 12px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* Topbar & header */
.topbar{background:var(--river);color:#d9e3e0;font-size:.85rem}
.topbar .wrap{display:flex;gap:24px;justify-content:flex-end;padding:6px 0}
.topbar a{color:inherit;text-decoration:none}.topbar a:hover{color:var(--gold-soft)}
.site-header{background:rgba(251,250,246,.94);backdrop-filter:blur(8px);position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:20px}
.brand{text-decoration:none;display:flex;flex-direction:column;line-height:1.1}
.brand-small{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}
.brand-name{font-family:var(--serif);font-size:1.45rem;color:var(--river);font-weight:600}
nav#nav{display:flex;align-items:center;gap:18px}
nav#nav>ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}
nav#nav li{position:relative}
nav#nav>ul>li>a{display:block;padding:10px 14px;text-decoration:none;color:var(--ink);font-weight:500;border-radius:8px}
nav#nav>ul>li.active>a{color:var(--river);box-shadow:inset 0 -2px 0 var(--gold)}
nav#nav>ul>li>a:hover{background:var(--tint)}
.sub{list-style:none;margin:0;padding:8px;position:absolute;left:0;top:100%;min-width:210px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(6px);transition:.18s}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;padding:8px 12px;text-decoration:none;color:var(--ink);border-radius:6px}
.sub a:hover,.sub a[aria-current]{background:var(--tint);color:var(--river)}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle span:not(.sr){display:block;width:24px;height:2px;background:var(--river);margin:5px 0;transition:.2s}

/* Buttons */
.btn{display:inline-block;background:var(--river);color:#fff;text-decoration:none;padding:12px 22px;border-radius:999px;font-weight:600;border:0;cursor:pointer;font-size:1rem;transition:.2s}
.btn:hover{background:var(--gold);color:#fff}
.btn-small{padding:9px 16px;font-size:.9rem}
.btn-ghost{background:transparent;color:var(--river);box-shadow:inset 0 0 0 2px var(--river)}
.btn-ghost:hover{background:var(--river);color:#fff}
.btn[disabled]{opacity:.45;cursor:not-allowed}

/* Hero */
.hero{position:relative;min-height:260px;display:flex;align-items:flex-end;overflow:hidden;background:var(--river)}
.hero-home{min-height:min(68vh,620px)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,35,33,.05) 20%,rgba(20,35,33,.72))}
.hero-inner{position:relative;z-index:1;width:min(1160px,100% - 32px);margin:0 auto;padding:48px 0 40px;color:#fff}
.hero h1{color:#fff;font-size:clamp(2rem,5vw,3.6rem);margin:.1em 0 .2em;max-width:16ch}
.hero:not(.hero-home) h1{font-size:clamp(1.8rem,4vw,2.8rem);max-width:none}
.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:.75rem;color:var(--gold-soft);margin:0}
.hero-sub{font-size:1.15rem;max-width:52ch;margin:0;color:#eef2f0}

/* Sections */
.section{padding:clamp(48px,7vw,88px) 0}
.tint{background:var(--tint)}
.split{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(24px,5vw,64px);align-items:start;margin-bottom:40px}
.feature-img img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;aspect-ratio:4/3;object-fit:cover}
.feature-img{margin:0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.info-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 28px}
.info-box h3{margin-top:0}
.prose p{margin:0 0 1em}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
.card{background:var(--card);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:transform .2s}
.card:hover{transform:translateY(-4px);color:var(--ink)}
.card img{aspect-ratio:4/3;object-fit:cover;width:100%;background:var(--line)}
.card-body{padding:18px 20px 22px}
.card h3{margin:.3em 0 .2em}
.card p{margin:0;color:var(--muted)}
.tag{font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gold)}

/* Units */
.jump{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.jump a{padding:8px 18px;border:1px solid var(--line);border-radius:999px;text-decoration:none;color:var(--river);background:#fff}
.jump a:hover{border-color:var(--gold)}
.unit-head{margin-bottom:20px}.unit-head h2{margin-bottom:.1em}.unit-head p{margin:0}
.unit-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:clamp(24px,4vw,48px);align-items:start}
.unit-grid h3:first-child{margin-top:0}
.equip{display:grid;grid-template-columns:max-content 1fr;gap:6px 18px;margin:0 0 18px}
.equip dt{font-weight:600;color:var(--river)}
.equip dd{margin:0}
.facts{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.facts li{background:var(--gold-soft);color:#6a4a1c;padding:4px 12px;border-radius:999px;font-size:.88rem}
.price-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.price-box h3{margin-top:0}
.minstay{font-weight:600;margin:0 0 10px}
.prices{width:100%;border-collapse:collapse;margin-bottom:10px}
.prices td{padding:8px 0;border-bottom:1px solid var(--line)}
.prices td:last-child{text-align:right;white-space:nowrap}
.gallery{list-style:none;padding:0;margin:32px 0 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.gallery a{display:block;border-radius:10px;overflow:hidden;background:var(--line)}
.gallery img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .35s}
.gallery a:hover img{transform:scale(1.04)}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(12,20,19,.92);display:flex;align-items:center;justify-content:center;padding:40px}
.lightbox[hidden]{display:none}
.lightbox img{max-height:84vh;max-width:min(1200px,90vw);border-radius:8px}
.lightbox button{position:absolute;background:none;border:0;color:#fff;font-size:3rem;cursor:pointer;padding:10px 18px;line-height:1}
.lb-close{top:10px;right:10px}.lb-prev{left:6px}.lb-next{right:6px}
.lb-cap{position:absolute;bottom:14px;left:0;right:0;text-align:center;color:#ccd;margin:0;font-size:.9rem}

/* Calendar */
.unit-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}
.unit-tab{border:1px solid var(--line);background:#fff;padding:10px 18px;border-radius:999px;cursor:pointer;font:inherit;color:var(--river)}
.unit-tab[aria-selected="true"]{background:var(--river);color:#fff;border-color:var(--river)}
.unit-tab small{display:block;font-size:.75rem;opacity:.75}
.cal-shell{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.cal-nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;font-family:var(--serif);font-size:1.1rem;color:var(--river)}
.cal-btn{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:1.4rem;cursor:pointer;color:var(--river)}
.cal-btn:disabled{opacity:.3;cursor:default}
.cal-months{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cal-month h4{margin:0 0 8px;text-align:center;font-family:var(--serif);font-weight:600;color:var(--river)}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:3px}
.cal-dow{font-size:.72rem;text-align:center;color:var(--muted);padding:4px 0}
.day{aspect-ratio:1;border:0;border-radius:6px;font:inherit;font-size:.88rem;cursor:pointer;position:relative;background:var(--free);color:var(--free-ink)}
.day.empty{background:none;cursor:default}
.day.past{background:#f2f2f0;color:#b5b9b6;cursor:default}
.day.booked{background:var(--booked);color:var(--booked-ink);cursor:not-allowed;text-decoration:line-through}
.day.arr{background:linear-gradient(135deg,var(--free) 50%,var(--booked) 50%)}
.day.dep{background:linear-gradient(135deg,var(--booked) 50%,var(--free) 50%)}
.day.arr.dep{background:linear-gradient(135deg,var(--booked) 46%,#fff 46% 54%,var(--booked) 54%);cursor:not-allowed;color:var(--booked-ink)}
.day.in-range{background:#cfe1dc;color:var(--river)}
.day.sel{background:var(--sel)!important;color:#fff!important}
.day:not(.booked):not(.past):not(.empty):hover{outline:2px solid var(--gold)}
.day.today::after{content:"";position:absolute;left:50%;bottom:4px;width:4px;height:4px;margin-left:-2px;border-radius:50%;background:currentColor}
.legend{list-style:none;display:flex;flex-wrap:wrap;gap:16px;padding:0;margin:18px 0 6px;font-size:.85rem;color:var(--muted)}
.legend li{display:flex;align-items:center;gap:6px}
.lg{width:16px;height:16px;border-radius:4px;display:inline-block}
.lg.free{background:var(--free)}.lg.booked{background:var(--booked)}.lg.sel{background:var(--sel)}
.lg.arr{background:linear-gradient(135deg,var(--free) 50%,var(--booked) 50%)}
.summary{margin-top:18px}
.summary .box{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;background:var(--gold-soft);border-radius:var(--radius);padding:18px 22px}
.summary .box.warn{background:#fbe9e5;color:var(--booked-ink)}
.summary .total{font-family:var(--serif);font-size:1.5rem;color:var(--river)}

/* Forms */
.form .grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px}
.form label{display:flex;flex-direction:column;font-size:.9rem;font-weight:600;color:var(--river);gap:6px}
.form .full{grid-column:1/-1}
.form input,.form select,.form textarea{font:inherit;font-weight:400;padding:11px 13px;border:1px solid #cfd5d1;border-radius:10px;background:#fff;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--gold);border-color:transparent}
.form .invalid{border-color:var(--booked-ink);background:#fff7f5}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-msg{font-weight:600;min-height:1.4em}
.form-msg.ok{color:var(--free-ink)}.form-msg.err{color:var(--booked-ink)}

/* Lists */
.link-list{list-style:none;padding:0}
.link-list li{padding:16px 0;border-bottom:1px solid var(--line)}
.steps{padding-left:1.2em}.steps li{margin-bottom:.5em}

/* Footer */
.site-footer{background:var(--river);color:#cfdad7;padding:56px 0 20px;margin-top:0}
.site-footer h3{color:#fff;margin-top:0;font-size:1.1rem}
.site-footer a{color:#fff}
.site-footer address{font-style:normal;margin-bottom:12px}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:4px 0}
.footer-links a{text-decoration:none}.footer-links a:hover{color:var(--gold-soft)}
.site-footer .btn{background:var(--gold)}.site-footer .btn:hover{background:#fff;color:var(--river)}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;border-top:1px solid rgba(255,255,255,.15);margin-top:40px;padding-top:16px;font-size:.85rem}

/* Responsive */
@media (max-width:980px){
  .cal-months{grid-template-columns:repeat(2,1fr)}
  .cal-months .cal-month:nth-child(3){display:none}
  .nav-toggle{display:block}
  nav#nav{position:fixed;inset:110px 0 auto 0;background:var(--bg);flex-direction:column;align-items:stretch;padding:12px 16px 24px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none;max-height:calc(100vh - 110px);overflow:auto}
  nav#nav.open{display:flex}
  nav#nav>ul{flex-direction:column}
  .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 16px;min-width:0}
  .nav-cta{text-align:center}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media (max-width:820px){
  .split,.unit-grid,.two-col,.footer-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .form .grid2{grid-template-columns:1fr}
  .topbar .wrap{justify-content:center;gap:16px}
}
@media (max-width:620px){
  .cal-months{grid-template-columns:1fr}
  .cal-months .cal-month:nth-child(2){display:none}
  .cal-shell{padding:14px}
  body{font-size:16px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* SEO-Abschnitte */
.usp{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:32px}
.usp>div{background:var(--card);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.usp h3{margin:.4em 0 .3em;font-size:1.1rem}
.usp p{margin:0;font-size:.95rem;color:var(--muted)}
.usp-ico{font-size:1.8rem}
.dist{list-style:none;padding:0;margin:0 0 1em}
.dist li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line)}
.dist li span:last-child{color:var(--muted);white-space:nowrap}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:10px;margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;padding:15px 0;font-weight:600;color:var(--river);list-style:none;position:relative;padding-right:28px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:12px;font-size:1.3rem;color:var(--gold)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 16px}
.topic-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;margin-top:28px}
.topic-grid article{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.topic-grid h3{margin-top:0}
.topic-grid p{margin:0}
.tint .gallery{margin-top:24px}
@media (max-width:980px){.usp{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.usp{grid-template-columns:1fr}}
.gallery-wide .gallery{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.topic-grid.two{grid-template-columns:repeat(2,1fr)}
@media (min-width:821px){.topic-grid.three{grid-template-columns:repeat(3,1fr)}}
@media (max-width:820px){.topic-grid.two{grid-template-columns:1fr}}