/* Ein einziges, helles Farbschema. Farben angelehnt an hellblauen Boden,
   cremefarbenen Sessel, blaue Wand und Zimmerpflanzen. */
:root {
  color-scheme: light;
  --bg: #f4f8fa;
  --bg-alt: #dde9ef;
  --surface: #fffdf8;
  --ink: #1f2d36;
  --muted: #536470;
  --accent: #35657e;
  --accent-soft: #9dbccc;
  --on-accent: #ffffff;
  --green: #4b7748;
  --green-bg: #e4efe0;
  --warm: #b8743b;
  --ok-bg: #e4efe0;
  --ok-ink: #2f5a2d;
  --border: #d2e0e7;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(31, 45, 54, 0.08);
  --font: ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
}

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

a { color: inherit; }

.wrap {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
  text-decoration: none;
}
.nav {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav a:not(.btn) {
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
}
.nav a:not(.btn):hover { color: var(--ink); }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 700;
  text-decoration: none;
  padding: 14px 22px;
  border-radius: 999px;
  border: 2px solid var(--accent);
  transition: transform 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible, a:focus-visible { outline: 3px solid var(--accent-soft); outline-offset: 3px; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--accent-soft);
}
.btn-small { padding: 8px 16px; font-size: 0.95rem; }

/* Hero */
.hero {
  padding: 72px 0 56px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}
.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
}
h1 {
  margin: 0 0 24px;
  font-size: clamp(2.8rem, 7vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}
.lead { font-size: 1.15rem; color: var(--muted); margin: 0 0 28px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-center { justify-content: center; }
.hero-protect { margin: -12px 0 24px; font-weight: 600; }
.hero-protect a { color: var(--accent); }

/* Beispielkarte */
.cat-card {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transform: rotate(1.5deg);
}
.cat-photo {
  height: 180px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 30% 30%, #fbf5ec 0, transparent 55%),
    radial-gradient(circle at 75% 70%, #9dbccc88 0, transparent 50%),
    var(--bg-alt);
}
.cat-card figcaption { padding: 20px 22px 18px; }
.cat-hello { margin: 0 0 12px; font-size: 1.2rem; }
.cat-facts { margin: 0; display: grid; gap: 8px; }
.cat-facts div { display: flex; justify-content: space-between; gap: 12px; font-size: 0.95rem; }
.cat-facts dt { color: var(--muted); }
.cat-facts dd { margin: 0; font-weight: 600; text-align: right; }
.pill { padding: 2px 10px; border-radius: 999px; font-size: 0.85rem; }
.pill-ok { background: var(--ok-bg); color: var(--ok-ink); }
.cat-note { margin: 14px 0 0; font-size: 0.8rem; color: var(--muted); }

/* Zahlen */
.facts { padding: 56px 0; }
.facts h2 { margin-bottom: 8px; }
.facts .lead { margin-bottom: 24px; }
.facts-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.fact {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.fact p { margin: 0; color: var(--muted); }
/* Größe so gewählt, dass "Kastrationspflichten" immer in eine Zeile passt. */
.fact .fact-num { color: var(--accent); font-size: clamp(1.1rem, 2.1vw, 1.55rem); font-weight: 800; margin-bottom: 6px; line-height: 1.2; white-space: nowrap; }
/* Quellen: öffnen sich beim Darüberfahren (Maus) oder Antippen (Handy) */
.sources { position: relative; display: inline-block; margin-top: 16px; }
.sources-toggle {
  font: inherit;
  font-size: 0.9rem;
  color: var(--muted);
  background: none;
  border: 0;
  padding: 4px 0;
  text-decoration: underline dotted;
  text-underline-offset: 3px;
  cursor: pointer;
}
.sources-toggle::after { content: " ▾"; }
.sources-list {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  z-index: 5;
  width: min(560px, calc(100vw - 32px));
  margin: 0;
  padding: 14px 16px 14px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  font-size: 0.85rem;
  color: var(--muted);
}
.sources-list li + li { margin-top: 6px; }
.sources-list a { color: var(--accent); }
.sources:hover .sources-list,
.sources:focus-within .sources-list { display: block; }

/* Abschnitte */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); }
.section-green { background: var(--green-bg); }
h2 { font-size: clamp(2rem, 4.2vw, 2.8rem); line-height: 1.15; margin: 0 0 24px; letter-spacing: -0.02em; }
h3 { margin: 0 0 8px; font-size: 1.2rem; }

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.steps li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.steps p { margin: 0; color: var(--muted); }
.step-num {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 800;
  margin-bottom: 14px;
}

/* KI */
.badge {
  display: inline-block;
  margin: 0 0 14px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.ki-note { margin: 20px 0 0; color: var(--muted); font-size: 0.95rem; }

/* Tierwohl zuerst */
.welfare { max-width: 820px; }
.welfare .lead { margin-bottom: 20px; }
.rules { margin: 0 0 28px; padding-left: 1.2em; display: grid; gap: 10px; }
.rules li { color: var(--muted); }
.rules strong { color: var(--ink); }
.callout {
  background: var(--surface);
  border: 2px solid var(--green);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.callout p { margin: 0 0 12px; }
.callout p:last-child { margin: 0; }
.callout a { color: var(--accent); font-weight: 700; }

/* Schutz */
.who-sees {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 8px;
}
.who-sees .who { margin: 0 0 10px; font-weight: 800; font-size: 1.15rem; color: var(--ink); }
.who-sees ul { margin: 0; padding-left: 1.1em; color: var(--muted); display: grid; gap: 6px; }
.who-sees strong { color: var(--ink); }
.promise-title { margin-top: 40px; font-size: 1.3rem; }
.promises {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 24px;
}
.promises li { display: flex; gap: 10px; align-items: baseline; }
.promises span {
  flex: none;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
}

/* Ohrspitze */
.ear-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  align-items: center;
}
.ear-grid p { color: var(--muted); }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.card p { margin: 0; color: var(--muted); }

.join { text-align: center; max-width: 720px; }

/* Über */
.about-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 48px;
  align-items: center;
}
.about-photo {
  margin: 0 auto;
  width: 100%;
  max-width: 320px;
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  border: 6px solid var(--surface);
  box-shadow: var(--shadow);
}
.about-photo img { width: 100%; height: 100%; object-fit: cover; }
.about p { color: var(--muted); }
.about p strong { color: var(--ink); }
.about a { color: var(--accent); font-weight: 700; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 28px 0; color: var(--muted); font-size: 0.95rem; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-inner p { margin: 0; }
.footer-inner nav { display: flex; gap: 18px; }

/* Rechtliche Seiten */
.legal { padding: 48px 0 72px; max-width: 760px; }
.legal h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); }
.legal h2 { font-size: 1.3rem; margin: 32px 0 8px; }
.notice {
  background: var(--bg-alt);
  border: 1px dashed var(--accent-soft);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 0.95rem;
}

/* Handy */
@media (max-width: 820px) {
  .hero { padding: 40px 0 32px; }
  .hero-grid, .facts-grid, .steps, .cards, .who-sees, .promises, .about-grid { grid-template-columns: 1fr; }
  .fact .fact-num { font-size: clamp(1.15rem, 6.2vw, 1.55rem); }
  .cat-card { transform: none; }
  .ear-grid { grid-template-columns: 1fr; gap: 16px; }
  .ear-logo { width: 120px; }
  .nav a:not(.btn) { display: none; }
}