/* Zoopark Erfurt – App Info Site */
:root {
  --cream: #f4eddc;
  --sand: #eadfc9;
  --white: #fffdf8;
  --ink: #3e3427;
  --ink-soft: #5d5142;
  --muted: #7d6e5a;
  --brown-900: #43351f;
  --brown-800: #5a4830;
  --accent: #8c6b3f;
  --accent-dark: #6f5430;
  --accent-soft: #e3d2b3;
  --line: #d8c9ac;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(67, 53, 31, 0.08);
  --maxw: 880px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

img, svg { display: block; }

a { color: var(--accent-dark); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--brown-900); }

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

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 237, 220, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 60px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--brown-900);
  text-decoration: none;
  font-size: 1.02rem;
  letter-spacing: 0.01em;
}

.brand svg { flex: 0 0 auto; }

.site-nav {
  display: flex;
  gap: 4px;
  align-items: center;
}

.site-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 12px;
  border-radius: 999px;
}

.site-nav a:hover { background: var(--sand); color: var(--brown-900); }

.site-nav a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--brown-900);
}

.site-nav a.lang {
  margin-left: 6px;
  background: var(--sand);
  border: 1px solid var(--line);
  color: var(--brown-900);
  letter-spacing: 0.05em;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
  color: var(--brown-900);
}

@media (max-width: 640px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--cream);
    border-bottom: 1px solid var(--line);
    padding: 8px 16px 16px;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px; text-align: center; border-radius: 10px; }
}

/* ---------- Hero ---------- */
.hero {
  padding: 56px 0 40px;
  text-align: center;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(1.7rem, 4.5vw, 2.6rem);
  line-height: 1.2;
  color: var(--brown-900);
  font-family: "Trebuchet MS", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  letter-spacing: 0.01em;
}

.hero p.lead {
  margin: 0 auto 24px;
  max-width: 560px;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.chip {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-soft);
  box-shadow: var(--shadow);
}

/* ---------- Buttons ---------- */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  text-decoration: none;
  border: 2px solid transparent;
  transition: transform 0.08s ease, background 0.15s ease, color 0.15s ease;
}

.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-dark); color: #fff; }

.btn-secondary {
  background: var(--white);
  border-color: var(--line);
  color: var(--brown-900);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--brown-900); }

/* ---------- Sections & cards ---------- */
main section { padding: 18px 0; }

.section-title {
  color: var(--brown-900);
  font-family: "Trebuchet MS", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  margin: 0 0 16px;
  font-size: 1.35rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  padding-bottom: 8px;
}

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.card .icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.card h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  color: var(--brown-900);
}

.card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

/* ---------- Article (privacy) ---------- */
article {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px clamp(20px, 5vw, 48px) 40px;
  margin: 12px 0 32px;
}

article header { margin-bottom: 8px; }

article h1 {
  margin: 0 0 8px;
  color: var(--brown-900);
  font-family: "Trebuchet MS", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-size: clamp(1.5rem, 4vw, 2rem);
  line-height: 1.25;
}

.stamp {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 4px 12px;
  margin-bottom: 18px;
  background: var(--cream);
}

article h2 {
  color: var(--brown-900);
  font-size: 1.18rem;
  margin: 34px 0 10px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

article h3 {
  color: var(--brown-800);
  font-size: 1.02rem;
  margin: 22px 0 6px;
}

article p, article li { font-size: 0.98rem; color: var(--ink); }

article ul, article ol { padding-left: 22px; }
article li { margin: 6px 0; }

article strong { color: var(--brown-900); }

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 6px;
  font-size: 0.92rem;
}

.data-table th, .data-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.data-table th {
  background: var(--cream);
  color: var(--brown-900);
  font-weight: 700;
}

.callout {
  background: var(--cream);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 10px;
  padding: 14px 18px;
  margin: 16px 0;
  font-size: 0.95rem;
}

.contact-line {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 18px;
  margin: 10px 0;
}

.contact-line a { font-weight: 600; word-break: break-all; }

/* ---------- FAQ (support) ---------- */
details.faq {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 12px 0;
  overflow: hidden;
}

details.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 48px 16px 20px;
  font-weight: 700;
  color: var(--brown-900);
  position: relative;
  font-size: 1rem;
}

details.faq summary::-webkit-details-marker { display: none; }

details.faq summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--brown-900);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 0.15s ease;
}

details.faq[open] summary::after { transform: translateY(-50%) rotate(45deg); }

details.faq .faq-body {
  padding: 0 20px 18px;
  color: var(--ink-soft);
  font-size: 0.96rem;
}

details.faq .faq-body p { margin: 8px 0; }

.faq-section-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  margin: 30px 0 4px;
}

.contact-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  text-align: center;
}

.contact-panel p { margin: 0 0 14px; color: var(--ink-soft); }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 48px;
  border-top: 1px solid var(--line);
  background: var(--sand);
  padding: 32px 0 40px;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  justify-content: space-between;
}

.site-footer h4 {
  margin: 0 0 8px;
  color: var(--brown-900);
  font-size: 0.95rem;
}

.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 4px 0; }
.site-footer a { color: var(--accent-dark); }

.footer-fine {
  width: 100%;
  margin-top: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.84rem;
}