/* Zahnarztpraxis am Haff – klassisch-seriös, Farbwelt vom Stettiner Haff abgeleitet */
:root{
  --haff:#1f4e5f;        /* tiefes Seeblau-Petrol */
  --haff-dark:#163a47;
  --haff-light:#5b8a99;
  --sand:#f6f3ec;        /* warmes Off-White */
  --paper:#ffffff;
  --ink:#22303a;         /* Textfarbe, dunkles Blaugrau */
  --ink-soft:#556570;
  --line:#dfe4e2;
  --accent:#b07d4f;      /* gedecktes Messing/Bernstein als Akzent */
  --maxw:1140px;
  --serif:Georgia,'Times New Roman',serif;
  --sans:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);
  background:var(--sand);line-height:1.65;font-size:17px;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
a{color:var(--haff);text-decoration:none}
a:hover{text-decoration:underline}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:10px 16px;z-index:100;border-radius:4px}

/* Kopf */
.site-head{background:var(--paper);border-bottom:1px solid var(--line)}
.head-wrap{display:flex;align-items:center;gap:24px;padding-top:16px;padding-bottom:16px}
.brand{display:flex;align-items:center;gap:14px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand-mark{font-size:30px;color:var(--haff);letter-spacing:-4px}
.brand-text strong{display:block;font-family:var(--serif);font-size:21px;color:var(--haff-dark);font-weight:600;letter-spacing:.2px}
.brand-text em{font-style:normal;font-size:12.5px;color:var(--ink-soft);letter-spacing:1.5px;text-transform:uppercase}
.head-contact{margin-left:auto;display:flex;gap:22px;font-size:14.5px;align-items:center}
.head-contact a:first-child{color:var(--ink);font-weight:600}
.head-contact a:last-child{background:var(--haff);color:#fff;padding:9px 16px;border-radius:3px;font-weight:600}
.head-contact a:last-child:hover{background:var(--haff-dark);text-decoration:none}
.nav-toggle{display:none;background:none;border:0;font-size:26px;color:var(--haff);cursor:pointer;margin-left:auto}

/* Hauptnav */
.mainnav{background:var(--haff)}
/* Die Navigationsliste soll ihre Punkte über die volle Bandbreite zentrieren.
   Daher hebt sie die max-width der geteilten .wrap-Klasse auf. */
.mainnav .navlist{max-width:none}
.navlist{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center}
.navlist a{display:block;color:#dbe7ea;padding:13px 18px;font-size:15px;letter-spacing:.3px}
.navlist a:hover{background:var(--haff-dark);color:#fff;text-decoration:none}
.navlist .active a{background:var(--haff-dark);color:#fff;box-shadow:inset 0 -3px 0 var(--accent)}

/* Hero */
.hero{background:linear-gradient(160deg,var(--haff-dark),var(--haff) 60%,var(--haff-light));color:#fff}
/* Hero-Inhalt zentriert: text-align mittig, Lead-Text per margin:auto in die Mitte,
   Buttons über justify-content zentriert. */
.hero-inner{max-width:var(--maxw);margin:0 auto;padding:74px 24px 78px;text-align:center}
.eyebrow{text-transform:uppercase;letter-spacing:3px;font-size:12.5px;color:#bcd4da;margin:0 0 14px}
.hero h1{font-family:var(--serif);font-weight:600;font-size:clamp(30px,4.6vw,50px);line-height:1.12;margin:0 0 22px;letter-spacing:.3px}
.hero .lead{max-width:620px;font-size:18.5px;color:#e7f0f2;margin:0 auto 30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:12px 24px;border-radius:3px;font-weight:600;font-size:15.5px}
.btn:hover{background:#946635;text-decoration:none}
.btn-ghost{background:transparent;border:1.5px solid rgba(255,255,255,.6);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}

/* Inhalt */
.main{padding:56px 24px 72px}
.content.has-sub{display:grid;grid-template-columns:1fr 260px;gap:52px;align-items:start}
.prose{background:var(--paper);padding:44px 48px;border:1px solid var(--line);border-radius:5px}
/* Ohne Subnav: Inhaltskasten auf 820px begrenzen UND horizontal zentrieren. */
.content:not(.has-sub) .prose{max-width:820px;margin-left:auto;margin-right:auto}
.page-title{font-family:var(--serif);font-weight:600;color:var(--haff-dark);font-size:33px;margin:0 0 8px;letter-spacing:.3px}
.page-title+*{margin-top:22px}
.prose h2{font-family:var(--serif);color:var(--haff-dark);font-size:23px;font-weight:600;margin:34px 0 12px}
.prose h3{color:var(--haff);font-size:18px;margin:26px 0 8px;font-weight:700}
.prose p{margin:0 0 16px}
.prose ul{margin:0 0 18px;padding-left:0;list-style:none}
.prose li{position:relative;padding-left:26px;margin-bottom:9px}
.prose li::before{content:"";position:absolute;left:4px;top:11px;width:7px;height:7px;background:var(--accent);border-radius:50%}
.callout{background:var(--sand);border-left:4px solid var(--accent);padding:14px 18px;border-radius:0 4px 4px 0}
.tbl{border-collapse:collapse;width:100%;margin:0 0 20px}
.tbl td{border:1px solid var(--line);padding:9px 13px;vertical-align:top}
.kontaktkarte{background:var(--sand);border:1px solid var(--line);border-radius:5px;padding:24px 28px;margin-top:20px}
.kontaktkarte p{margin:0 0 16px}
.muted{color:var(--ink-soft)}

/* Subnav */
.subnav{background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:20px 22px;position:sticky;top:20px}
.subnav h3{font-family:var(--serif);color:var(--haff-dark);font-size:16px;margin:0 0 12px;padding-bottom:10px;border-bottom:2px solid var(--accent)}
.subnav a{display:block;padding:7px 0;font-size:15px;color:var(--ink);border-bottom:1px solid var(--line)}
.subnav a:last-child{border-bottom:0}
.subnav a:hover{color:var(--haff);text-decoration:none;padding-left:5px;transition:padding .15s}
.subnav a.active{color:var(--haff);font-weight:700}

/* Fuß */
.site-foot{background:var(--haff-dark);color:#c9d8dc;margin-top:0}
.foot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:34px;padding:48px 24px 34px}
.foot-grid h3{font-family:var(--serif);color:#fff;font-size:16px;margin:0 0 12px;font-weight:600}
.foot-grid p{margin:0;font-size:14.5px;line-height:1.8}
.foot-grid a{color:#a9c5cc}
.foot-grid a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.13);padding:18px 24px;font-size:13px;color:#8fa8ae}

/* Responsiv */
@media(max-width:860px){
  .content.has-sub{grid-template-columns:1fr}
  .subnav{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .head-contact{display:none}
  .nav-toggle{display:block}
  .mainnav{display:none}
  .mainnav.open{display:block}
  .navlist{flex-direction:column}
  .navlist a{padding:14px 24px;border-bottom:1px solid var(--haff-dark)}
  .prose{padding:28px 22px}
  .hero-inner{padding:52px 24px}
  .foot-grid{grid-template-columns:1fr;gap:26px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto}}

/* ---- Bilder & Galerie ---- */
.seitenbild{margin:0 0 26px;border-radius:5px;overflow:hidden;border:1px solid var(--line)}
.seitenbild img{display:block;width:100%;height:auto}
.seitenbild figcaption{background:var(--sand);padding:9px 14px;font-size:14px;color:var(--ink-soft)}
.planbild{max-width:100%;height:auto;border:1px solid var(--line);border-radius:5px}

.galerie{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0 8px}
.galerie-zert{grid-template-columns:repeat(3,1fr)}
.gal-item{display:block;border-radius:5px;overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:var(--sand)}
.gal-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.gal-item:hover img{transform:scale(1.05)}
.galerie-zert .gal-item{aspect-ratio:3/4}
.galerie-zert .gal-item img{object-fit:contain;background:#fff}

/* Lightbox */
.lb{position:fixed;inset:0;background:rgba(20,32,38,.92);display:none;
    align-items:center;justify-content:center;z-index:1000;padding:30px;cursor:zoom-out}
.lb.open{display:flex}
.lb img{max-width:92vw;max-height:82vh;border-radius:4px;box-shadow:0 10px 40px rgba(0,0,0,.5)}
.lb-cap{position:absolute;bottom:24px;left:0;right:0;text-align:center;color:#e7f0f2;font-size:15px}
.lb-close{position:absolute;top:18px;right:26px;color:#fff;font-size:34px;cursor:pointer;line-height:1;background:none;border:0}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);color:#fff;font-size:44px;
        cursor:pointer;background:none;border:0;padding:0 20px;opacity:.75}
.lb-nav:hover{opacity:1}
.lb-prev{left:8px}.lb-next{right:8px}

@media(max-width:860px){.galerie,.galerie-zert{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.galerie,.galerie-zert{grid-template-columns:1fr}}