/* SVED – Segelverein Eiderdamm e.V. – Stylesheet (keine externen Schriften/Dienste) */
:root{
  --marine:#0b2a4a; --see:#1f6fa8; --himmel:#e8f1f8; --sand:#f5f1e8;
  --signal:#c8102e; --text:#1d2733; --grau:#5a6673; --linie:#d9e2ea;
  --serif:Georgia,"Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{margin:0;font-family:var(--sans);font-size:1.0625rem;line-height:1.65;color:var(--text);background:#fff}
img{max-width:100%;height:auto;display:block}
a{color:var(--see)} a:hover{color:var(--marine)}
a:focus-visible{outline:3px solid var(--signal);outline-offset:2px}
h1,h2,h3{font-family:var(--serif);color:var(--marine);line-height:1.25;margin:0 0 .6em}
h1{font-size:clamp(2rem,5vw,3.2rem)} h2{font-size:clamp(1.6rem,3vw,2.1rem)} h3{font-size:1.3rem}
p{margin:0 0 1em}
.wrap{max-width:1140px;margin:0 auto;padding:0 1.25rem}
.schmal{max-width:780px}

/* Kopf */
.kopf{position:sticky;top:0;z-index:10;background:var(--marine);color:#fff}
.kopf .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.6rem 1.5rem;padding-top:.7rem;padding-bottom:.7rem}
.marke{display:flex;align-items:center;gap:.7rem;color:#fff;text-decoration:none;font-family:var(--serif);font-weight:700;font-size:1.2rem}
.marke img{height:30px;width:auto}
.kopf nav{display:flex;flex-wrap:wrap;gap:.2rem 1.2rem}
.kopf nav a{color:#fff;text-decoration:none;font-size:.98rem}
.kopf nav a:hover{text-decoration:underline}

/* Hero */
.hero{position:relative;background:var(--marine) url('bilder/hero.jpg') center 60%/cover no-repeat;color:#fff;padding:5.5rem 0 7rem;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,42,74,.88) 0%,rgba(11,42,74,.65) 55%,rgba(11,42,74,.25) 100%)}
.hero .wrap{position:relative;z-index:1}
.hero h1,.hero .lead{text-shadow:0 1px 3px rgba(0,0,0,.35)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:60px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 60' preserveAspectRatio='none'%3E%3Cpath d='M0 30 C 240 0 480 60 720 30 S 1200 0 1440 30 L1440 60 L0 60 Z' fill='%23ffffff'/%3E%3C/svg%3E") no-repeat bottom/100% 100%}
.hero h1,.hero p{color:#fff}
.hero .kicker{letter-spacing:.12em;text-transform:uppercase;font-size:.85rem;opacity:.85;margin-bottom:.8rem}
.hero .lead{font-size:1.3rem;max-width:42rem}
.knoepfe{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
.knopf{display:inline-block;padding:.7rem 1.3rem;border-radius:4px;background:var(--signal);color:#fff;text-decoration:none;font-weight:600}
.knopf:hover{background:#a50d26;color:#fff}
.knopf.hell{background:transparent;border:2px solid #fff}
.knopf.hell:hover{background:#fff;color:var(--marine)}

/* Abschnitte */
section{padding:3.2rem 0}
section.sand{background:var(--sand)}
.unterzeile{color:var(--grau);margin-top:-.3rem}
.raster{display:grid;gap:1.4rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.zwei{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));align-items:start}
.karte{background:#fff;border-top:4px solid var(--see);border-radius:6px;padding:1.2rem 1.3rem;box-shadow:0 1px 3px rgba(11,42,74,.08)}
section:not(.sand) .karte{background:var(--sand)}
.karte h3{margin-bottom:.3rem}
.datum{color:var(--grau);font-size:.9rem;margin-bottom:.2rem}
.hinweis{background:var(--himmel);border-left:4px solid var(--see);padding:1rem 1.2rem;border-radius:4px}
figure{margin:0}
figcaption{font-size:.9rem;color:var(--grau);margin-top:.4rem}
figure img{border-radius:6px}

/* Tabellen */
.tabelle{overflow-x:auto;margin:0 0 1em}
table{border-collapse:collapse;width:100%;background:#fff}
th,td{padding:.65rem .8rem;text-align:left;vertical-align:top;border-bottom:1px solid var(--linie)}
thead th{background:var(--marine);color:#fff;font-weight:600}
tbody tr:nth-child(even){background:var(--himmel)}

details{background:#fff;border:1px solid var(--linie);border-radius:6px;padding:.9rem 1.2rem}
details summary{cursor:pointer;font-weight:600;color:var(--marine)}
details[open] summary{margin-bottom:.8rem}

/* Fuß */
.fuss{background:var(--marine);color:#fff;padding:2.5rem 0 2rem;margin-top:1rem}
.fuss a{color:#fff}
.fuss p{margin:.2rem 0}
.fuss .raster{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}

/* Unterseiten (Impressum/Datenschutz) */
.inhalt{padding:2.5rem 0 3rem}
.inhalt h2{font-size:1.35rem;margin-top:1.8rem}

@media (max-width:640px){
  .hero{padding:3rem 0 4.5rem}
  .kopf nav{gap:.1rem .9rem}
  .kopf nav a{font-size:.92rem}
  html{scroll-padding-top:7.5rem}
}

/* Wimpel */
.wimpel-box{display:grid;gap:1.5rem;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;background:#fff;border-radius:6px;padding:1.5rem;margin-top:2rem}
.wimpel-box .wimpel{max-width:260px;margin:0 auto 1rem}
@media (max-width:640px){.wimpel-box{grid-template-columns:1fr}}

/* Bildgruppen in Abschnitten */
.bilderreihe{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:1.5rem}
.bilderreihe img,.galerie img{aspect-ratio:3/2;object-fit:cover;width:100%}

/* Galerie */
.galerie{display:grid;gap:.6rem;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));margin:0 0 2rem}
.galerie a{display:block;border-radius:6px;overflow:hidden;background:var(--himmel)}
.galerie img{border-radius:0;transition:transform .2s}
.galerie a:hover img{transform:scale(1.04)}
.galerie-titel{font-size:1.1rem;margin:1.2rem 0 .6rem}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:50;background:rgba(5,18,32,.92);display:none;align-items:center;justify-content:center;flex-direction:column;padding:1rem}
.lightbox.offen{display:flex}
.lightbox img{max-width:100%;max-height:82vh;border-radius:4px}
.lightbox p{color:#fff;margin:.8rem 0 0;text-align:center}
.lightbox button{position:absolute;background:none;border:0;color:#fff;font-size:2.4rem;line-height:1;cursor:pointer;padding:.6rem 1rem}
.lightbox .zu{top:.5rem;right:.5rem}
.lightbox .zurueck{left:.2rem;top:50%;transform:translateY(-50%)}
.lightbox .weiter{right:.2rem;top:50%;transform:translateY(-50%)}

/* Anfahrtskarte (Zwei-Klick-Lösung) */
.karte-box{position:relative;background:var(--himmel) url('bilder/klein/hafen-panorama.jpg') center/cover;border-radius:6px;min-height:400px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.karte-box::before{content:"";position:absolute;inset:0;background:rgba(232,241,248,.9)}
.karte-hinweis{position:relative;max-width:32rem;text-align:center;padding:1.5rem}
.karte-hinweis button{font:inherit;font-weight:600;border:0;cursor:pointer}
.karte-box iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.karte-box.geladen::before{display:none}
.downloads{list-style:none;padding:0;margin:0}
.downloads li{margin:.4rem 0}