/* Farben Bündnis 90/Die Grünen: Tanne, Klee, Grashalm, Sonne, Sand */
:root {
  --primary: #005437;
  --klee: #008939;
  --grashalm: #8abd24;
  --accent: #fff17a;
  --bg: #f5f1e9;
  --text: #1d1d1b;
  --muted: #005437;
}

/* Basis = Handy (Mobile First), Breakpoints: 768px Tablet, 1024px PC */

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1rem;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-wrap: break-word;
}

img { max-width: 100%; height: auto; display: block; }

/* ---------- Kopfbereich ---------- */

header {
  background: var(--primary);
  color: #fff;
  padding: 1rem 1rem 0;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: clamp(1.3rem, 5vw, 2.2rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .02em;
  line-height: 1.2;
}
header h1 a { color: #fff; text-decoration: none; }
header p { margin: .25rem 0 .75rem; opacity: .85; font-size: clamp(.9rem, 2.5vw, 1.05rem); }

.menu-toggle {
  display: none;
  width: 100%;
  min-height: 44px;
  margin-bottom: .75rem;
  background: transparent;
  color: #fff;
  border: 2px solid var(--grashalm);
  border-radius: 4px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.menu-toggle:hover, .menu-toggle:focus-visible { background: var(--klee); }

/* Handy: Menü untereinander, mit JavaScript einklappbar */
nav ul {
  list-style: none;
  margin: 0 -1rem;
  padding: 0;
  display: flex;
  flex-direction: column;
}

nav a {
  display: block;
  min-height: 44px;
  padding: .7rem 1rem;
  color: #fff;
  text-decoration: none;
  border-top: 1px solid rgba(255, 255, 255, .15);
  border-left: 4px solid transparent;
}

nav a:hover, nav a.active { color: var(--accent); border-left-color: var(--accent); background: rgba(255, 255, 255, .06); }

.js .menu-toggle { display: block; }
.js nav { display: none; }
.js nav.offen { display: block; }

/* ---------- Inhalt ---------- */

main {
  flex: 1;
  width: 100%;
  max-width: 1100px;
  margin: 1.5rem auto;
  padding: 0 1rem;
}

h2 { color: var(--primary); font-size: clamp(1.3rem, 4vw, 1.8rem); line-height: 1.25; }
h3 { color: var(--primary); font-size: clamp(1.1rem, 3vw, 1.3rem); scroll-margin-top: 1rem; }
h4 { color: var(--klee); margin-bottom: .25rem; }

main ul, main ol { padding-left: 1.25rem; }
main li { margin-bottom: .25rem; }

a { color: var(--klee); }

.hinweis {
  background: var(--accent);
  border-left: 5px solid var(--grashalm);
  padding: .75rem 1rem;
  margin-bottom: 1.5rem;
}

.platzhalter-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
}

.platzhalter-grid div {
  aspect-ratio: 4 / 3;
  background: #e3ddcf;
  border: 2px dashed var(--grashalm);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: .5rem;
  color: var(--muted);
  border-radius: 4px;
  font-size: .9rem;
}

/* ---------- Formular ---------- */

form { max-width: 760px; }
form label { display: block; margin-top: 1rem; font-weight: 600; }

form fieldset {
  border: 1px solid #d8d1c0;
  border-top: 4px solid var(--grashalm);
  border-radius: 4px;
  background: #fff;
  padding: .75rem 1rem 1.25rem;
  margin: 0 0 1.5rem;
  min-width: 0;
}
form fieldset.gesamt { border: 0; background: none; padding: 0; margin: 0; }
form legend {
  font-weight: 700;
  color: var(--primary);
  font-size: 1.1rem;
  padding: 0 .4rem;
}

.pflicht { color: #c0392b; }
.feldhinweis { font-size: .9rem; color: #555; margin: .35rem 0 0; }
.gruppenlabel { font-weight: 600; margin: 1rem 0 0; }

form label.auswahl {
  display: flex;
  align-items: flex-start;
  gap: .5rem;
  font-weight: 400;
  margin-top: .75rem;
}
form label.auswahl input { flex-shrink: 0; margin-top: .3rem; }

.formular-reihe { display: grid; grid-template-columns: 1fr; column-gap: 1rem; }

.foto-eingabe { border-top: 1px dashed var(--grashalm); margin-top: 1rem; padding-top: .25rem; }
.foto-eingabe h3 { margin: .5rem 0 0; font-size: 1.05rem; }
.foto-eingabe small, label.auswahl small { color: #666; font-weight: 400; }

form input, form textarea {
  width: 100%;
  min-height: 44px;
  padding: .5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font: inherit;
  font-size: 16px; /* verhindert Auto-Zoom auf iOS */
  background: #fff;
}
form input[type="file"] { padding: .4rem; }
form input[type="checkbox"], form input[type="radio"] { width: 1.15rem; height: 1.15rem; min-height: 0; accent-color: var(--klee); }
form input.eingerueckt { margin-top: .4rem; margin-left: 1.65rem; width: calc(100% - 1.65rem); }
form :disabled { cursor: not-allowed; }
form button {
  width: 100%;
  min-height: 44px;
  margin-top: 1.25rem;
  padding: .6rem 1.5rem;
  background: var(--klee);
  color: #fff;
  border: 0;
  cursor: pointer;
  border-radius: 4px;
  font: inherit;
  font-weight: 600;
}
form button:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- Fußbereich ---------- */

footer {
  background: var(--primary);
  border-top: 5px solid var(--grashalm);
  color: #fff;
  text-align: center;
  padding: 1rem;
  font-size: .9rem;
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

footer a { color: var(--accent); display: inline-block; padding: .4rem; }

/* ---------- Tablet ab 768px ---------- */

@media (min-width: 768px) {
  header { padding: 1.5rem 1.5rem 0; }

  .js .menu-toggle { display: none; }
  .js nav { display: block; }

  nav ul {
    margin: 0;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  nav a {
    padding: .75rem 1rem;
    border-top: 0;
    border-left: 0;
    border-bottom: 3px solid transparent;
  }

  nav a:hover, nav a.active { border-bottom-color: var(--accent); background: none; }

  main { margin: 2rem auto; padding: 0 1.5rem; }

  .platzhalter-grid { grid-template-columns: repeat(3, 1fr); gap: 1rem; }

  form button { width: auto; }

  .formular-reihe { grid-template-columns: 1fr 1fr; }

  footer { flex-direction: row; justify-content: center; align-items: center; gap: 1rem; }
}

/* ---------- PC ab 1024px ---------- */

@media (min-width: 1024px) {
  body { font-size: 1.05rem; }

  main { margin: 2.5rem auto; padding: 0 2rem; }

  .platzhalter-grid { grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }

  .platzhalter-grid div { transition: transform .2s, box-shadow .2s; }
  .platzhalter-grid div:hover { transform: translateY(-3px); box-shadow: 0 6px 16px rgba(0, 84, 55, .15); }
}