/* Stocherkahnvergnuegen: Neckar-Foto als Vollbild-Hintergrund,
   Inhalt als schwebende weisse Karte, Dietmars Signalfarben. */

:root {
  --rot: #d21f1f;
  --blau: #2233cc;
  --gruen: #1f9d3a;
  --orange: #e07800;
  --dunkelblau: #3d56a6;
  --text: #222;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  font-size: 1.05rem;
  color: var(--text);
  line-height: 1.6;
  background: #3a4535 url(img/neckar-hintergrund.jpg) center / cover no-repeat fixed;
}

/* Schwebende Inhaltskarte */
.blatt {
  max-width: 56rem;
  margin: 1.75rem auto;
  background: rgba(255, 255, 255, 0.96);
  border-radius: 12px;
  box-shadow: 0 6px 40px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}

/* Kopf */
.kopf {
  text-align: center;
  padding: 1.4rem 1rem 0.4rem;
}
.site-title {
  margin: 0;
  font-family: "Comic Sans MS", "Comic Sans", "Segoe Print", cursive;
  font-size: clamp(1.9rem, 5vw, 2.8rem);
  font-weight: 700;
  color: var(--blau);
}
.site-sub {
  margin: 0.15rem 0 0;
  color: #555;
}

/* Menue als Knoepfe */
nav { padding: 0.7rem 0.9rem 1.1rem; }
.menu-schalter { display: none; }
.menu-knopf { display: none; }
.menu-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.45rem;
}
.menu-links a {
  background: #fff;
  border: 2px solid var(--blau);
  color: var(--blau);
  border-radius: 999px;
  padding: 0.3rem 0.85rem;
  text-decoration: none;
  font-weight: 600;
}
.menu-links a:hover { background: var(--blau); color: #fff; }
.menu-links a[aria-current="page"] { background: var(--blau); color: #fff; }

/* Inhalt: zentriert wie das Original */
main {
  padding: 0 1.5rem 2.25rem;
  text-align: center;
}
main ul { list-style: none; padding: 0; }
main img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 3px 16px rgba(0, 0, 0, 0.25);
}
h1, h2, h3 { font-family: "Comic Sans MS", "Comic Sans", "Segoe Print", cursive; }
h1 { color: var(--blau); font-size: 1.8rem; }
h2 { color: var(--dunkelblau); font-size: 1.4rem; margin-top: 2.2rem; }
a { color: var(--blau); }

.preis { color: var(--rot); font-weight: 700; white-space: nowrap; }

.kontakt-box {
  background: #fff8ec;
  border: 2px dashed var(--orange);
  border-radius: 12px;
  padding: 0.9rem 1.1rem;
  margin: 1.75rem 0;
}
.kontakt-box a.tel {
  color: var(--blau);
  font-size: 1.7rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.kontakt-box a.mail { color: var(--orange); font-weight: 700; }
.empfehlung, .empfehlung a { color: var(--gruen); }
.empfehlung { font-weight: 600; }

/* Angebotskarten */
.karten {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}
.karte {
  border: 1px solid #ddd;
  border-top: 6px solid var(--dunkelblau);
  border-radius: 10px;
  padding: 1rem;
  background: #fff;
}
.karte h3 { margin-top: 0; font-size: 1.15rem; }
.karten .karte:nth-child(1) { border-top-color: var(--rot); }
.karten .karte:nth-child(2) { border-top-color: var(--blau); }
.karten .karte:nth-child(3) { border-top-color: var(--gruen); }
.karten .karte:nth-child(4) { border-top-color: var(--orange); }
.karten .karte:nth-child(5) { border-top-color: var(--dunkelblau); }
.karten .karte:nth-child(1) h3 { color: var(--rot); }
.karten .karte:nth-child(2) h3 { color: var(--blau); }
.karten .karte:nth-child(3) h3 { color: var(--gruen); }
.karten .karte:nth-child(4) h3 { color: var(--orange); }
.karten .karte:nth-child(5) h3 { color: var(--dunkelblau); }
.karte a { font-weight: 600; }

/* Fusszeile */
footer {
  background: var(--blau);
  color: #fff;
  text-align: center;
  padding: 1.2rem 1rem;
}
footer a { color: #fff; }
footer p { margin: 0.35rem 0; }

/* Handy */
@media (max-width: 800px) {
  body { background-attachment: scroll; }
  .blatt { margin: 0; border-radius: 0; }
  .menu-knopf {
    display: block;
    width: max-content;
    margin: 0 auto;
    background: var(--blau);
    color: #fff;
    border-radius: 10px;
    padding: 0.5rem 1.2rem;
    font-weight: 700;
    cursor: pointer;
    user-select: none;
  }
  .menu-links { display: none; }
  .menu-schalter:checked ~ .menu-links {
    display: flex;
    flex-direction: column;
    margin-top: 0.7rem;
  }
  .menu-links a { text-align: center; }
  main { padding: 0 1rem 2rem; }
}

/* Menuefarben passend zu den Angebotskarten */
.menu-links a[href="sammelfahrten.html"] { border-color: var(--rot); color: var(--rot); }
.menu-links a[href="sammelfahrten.html"]:hover,
.menu-links a[href="sammelfahrten.html"][aria-current="page"] { background: var(--rot); color: #fff; }
.menu-links a[href="unterhaltsam.html"] { border-color: var(--blau); color: var(--blau); }
.menu-links a[href="unterhaltsam.html"]:hover,
.menu-links a[href="unterhaltsam.html"][aria-current="page"] { background: var(--blau); color: #fff; }
.menu-links a[href="mit-geschichte.html"] { border-color: var(--gruen); color: var(--gruen); }
.menu-links a[href="mit-geschichte.html"]:hover,
.menu-links a[href="mit-geschichte.html"][aria-current="page"] { background: var(--gruen); color: #fff; }
.menu-links a[href="lampionfahrten.html"] { border-color: var(--orange); color: var(--orange); }
.menu-links a[href="lampionfahrten.html"]:hover,
.menu-links a[href="lampionfahrten.html"][aria-current="page"] { background: var(--orange); color: #fff; }
.menu-links a[href="stocherkahnpatent.html"] { border-color: var(--dunkelblau); color: var(--dunkelblau); }
.menu-links a[href="stocherkahnpatent.html"]:hover,
.menu-links a[href="stocherkahnpatent.html"][aria-current="page"] { background: var(--dunkelblau); color: #fff; }

/* ------------------------------------------------ Lightbox */
.lb-overlay { display: none; position: fixed; inset: 0; z-index: 50;
  background: rgba(15, 20, 15, .92); align-items: center; justify-content: center; }
.lb-overlay.offen { display: flex; }
.lb-figur { margin: 0; max-width: calc(100vw - 7rem); text-align: center; }
.lb-bild { max-width: 100%; max-height: 85vh; background: #fff; padding: .4rem;
  box-shadow: 0 4px 30px rgba(0, 0, 0, .6); }
.lb-titel { color: #eee; padding-top: .7rem; font-style: italic; }
.lb-schliessen, .lb-pfeil { background: none; border: none; color: #eee;
  font-size: 2.2rem; cursor: pointer; padding: .5rem .9rem; line-height: 1; }
.lb-schliessen { position: absolute; top: .5rem; right: .8rem; font-size: 2.8rem; }
.lb-schliessen:hover, .lb-pfeil:hover { color: #fff; }
.lb-link img { cursor: zoom-in; }
@media (max-width: 40rem) {
  .lb-figur { max-width: calc(100vw - 1rem); }
  .lb-pfeil { display: none; }
}