/* ZeroCrumbs Landingpage — keine externen Ressourcen, keine Cookies, kein Tracking */

:root {
  --green: #2e7d52;
  --green-dark: #1f5c3b;
  --green-soft: #e8f3ec;
  --amber: #c26f14;
  --ink: #1b2420;
  --ink-soft: #55635c;
  --bg: #ffffff;
  --bg-alt: #f6f8f7;
  --line: #dfe6e2;
  --radius: 14px;
  --maxw: 960px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --green: #5fbf8b;
    --green-dark: #8ed6ad;
    --green-soft: #17251d;
    --amber: #eaa64e;
    --ink: #e8efea;
    --ink-soft: #9fb0a7;
    --bg: #101613;
    --bg-alt: #161f1a;
    --line: #26332c;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

a { color: var(--green-dark); }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
  border-radius: 4px;
}

/* --- Kopfzeile mit Sprachumschalter --- */
.topbar {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 650; letter-spacing: -0.01em;
  color: var(--ink); text-decoration: none;
}
.brand img { width: 28px; height: 28px; border-radius: 7px; }
.langswitch { font-size: 15px; color: var(--ink-soft); }
.langswitch a { color: var(--green-dark); text-decoration: none; font-weight: 600; }
.langswitch a:hover { text-decoration: underline; }

/* --- Hero --- */
.hero { padding: 56px 0 40px; text-align: center; }
.hero img.icon {
  width: 104px; height: 104px;
  border-radius: 23px;
  box-shadow: 0 10px 30px rgba(0,0,0,.16);
}
.hero h1 {
  margin: 22px 0 6px;
  font-size: clamp(2rem, 6vw, 2.9rem);
  letter-spacing: -0.025em;
  line-height: 1.1;
}
.claim {
  margin: 0 0 18px;
  font-size: clamp(1.1rem, 3.2vw, 1.35rem);
  color: var(--green-dark);
  font-weight: 600;
}
.lede {
  max-width: 34em; margin: 0 auto 30px;
  color: var(--ink-soft); font-size: 1.06rem;
}
.badge img { height: 54px; width: auto; }
.badge { display: inline-block; }
.meta { margin-top: 14px; font-size: .9rem; color: var(--ink-soft); }

/* --- Funktionen --- */
.section { padding: 44px 0; border-top: 1px solid var(--line); }
.section h2 {
  font-size: 1.45rem; letter-spacing: -0.015em;
  margin: 0 0 24px; text-align: center;
}
.features {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.features li {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.features b { display: block; margin-bottom: 3px; }
.features span { color: var(--ink-soft); font-size: .96rem; }

/* --- Screenshots --- */
.shots {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  max-width: 700px; margin: 0 auto;
}
.shots img {
  width: 100%; height: auto; display: block;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--bg-alt);
}

/* --- Kontakt --- */
.contact { text-align: center; }
.contact p { color: var(--ink-soft); margin: 0 0 10px; }

/* --- Fußzeile --- */
footer {
  border-top: 1px solid var(--line);
  background: var(--bg-alt);
  padding: 26px 0 34px;
  font-size: .93rem;
  color: var(--ink-soft);
}
footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: center; }
footer nav a { color: var(--green-dark); text-decoration: none; }
footer nav a:hover { text-decoration: underline; }
footer .copy { text-align: center; margin-top: 12px; }

/* --- Rechtstexte --- */
.legal { padding: 40px 0 10px; }
.legal h1 { font-size: 1.9rem; letter-spacing: -0.02em; margin: 0 0 6px; }
.legal h2 {
  font-size: 1.18rem; margin: 34px 0 8px;
  padding-top: 14px; border-top: 1px solid var(--line);
}
.legal h3 { font-size: 1.02rem; margin: 20px 0 4px; }
.legal p, .legal li { color: var(--ink-soft); }
.legal address { font-style: normal; color: var(--ink); margin: 10px 0 0; }
.legal .back { display: inline-block; margin: 26px 0 0; }
.legal ul { padding-left: 1.2em; }

@media (prefers-reduced-motion: no-preference) {
  a, .badge img { transition: opacity .15s ease; }
  .badge:hover img { opacity: .82; }
}