:root {
  --p-blue:     #003153;
  --p-blue-mid: #1B4A7A;
  --gold:       #a68b5a;
  --gold-light: #e8d9b8;
  --light-bg:   #fdfaf5;
  --card-bg:    #ffffff;
  --text:       #1a1a1a;
  --text-muted: #5a5a5a;
  --border:     #e2ddd5;
  --park-gruen: #4A7C59;

  --font: system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--light-bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 1rem;
}

a { color: var(--p-blue); }
a:hover { color: var(--gold); }

/* ── HERO ── */
.hero {
  position: relative;
  height: 52vh;
  min-height: 280px;
  max-height: 560px;
  background: url('media/hero-potsdam.avif') center center / cover no-repeat;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,31,53,0.85) 0%, rgba(0,31,53,0.45) 28%, transparent 55%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 2rem 2rem 1.75rem;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

.hero h1 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.01em;
  line-height: 1.2;
  margin-bottom: 0.35rem;
}

.hero p {
  font-size: 1rem;
  color: rgba(255,255,255,0.82);
}

/* ── LAYOUT ── */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

main.container {
  padding-top: 2.5rem;
  padding-bottom: 1rem;
}

.text-center { text-align: center; }

h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--p-blue);
  margin: 2.25rem 0 0.35rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--gold-light);
}

h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--p-blue);
  margin: 1.5rem 0 0.5rem;
}

p { margin-bottom: 0.75rem; }

/* ── TOUR ACCORDIONS ── */
details {
  background: var(--card-bg);
  margin-bottom: 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

details[open] {
  border-color: var(--gold);
}

summary {
  padding: 1rem 1.1rem;
  font-weight: 600;
  font-size: 0.97rem;
  cursor: pointer;
  color: var(--p-blue);
  list-style: none;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 0.5rem;
  user-select: none;
}

summary .preis-inline {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.88rem;
  white-space: nowrap;
}

summary .summary-arrow {
  margin-left: auto;
  color: var(--gold);
  font-size: 0.72rem;
  flex-shrink: 0;
}

summary::-webkit-details-marker { display: none; }
summary::after { display: none; }

summary .summary-arrow {
  margin-left: auto;
  font-size: 0.72rem;
  color: var(--gold);
  flex-shrink: 0;
}

details[open] > summary .summary-arrow::before { content: "▲"; }
summary .summary-arrow::before { content: "▼"; }
summary .summary-arrow { font-size: 0; }
summary .summary-arrow::before { font-size: 0.72rem; color: var(--gold); }

.tour-content {
  padding: 0 1.1rem 1.25rem;
  border-top: 1px solid var(--border);
  background: #fdfbf7;
}

.tour-meta {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.6rem;
  margin: 1rem 0;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.meta-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.meta-value {
  font-size: 0.92rem;
  color: var(--text);
}

.meta-value.price {
  font-weight: 700;
  color: var(--p-blue);
  font-size: 1rem;
}

.tour-content img {
  max-width: 100%;
  width: 100%;
  aspect-ratio: 3 / 2;
  max-height: 480px;
  object-fit: cover;
  object-position: center center;
  border-radius: 6px;
  margin: 0.75rem 0 1rem;
  display: block;
  box-shadow: 0 2px 12px rgba(0, 31, 53, 0.10);
}

.tour-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin: 1.1rem 0 0.4rem;
}

.tour-highlights {
  list-style: none;
  margin: 0 0 0.5rem;
  padding: 0;
}

.tour-highlights li {
  font-size: 0.92rem;
  color: var(--text);
  padding: 0.3rem 0 0.3rem 1.25rem;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.tour-highlights li:last-child {
  border-bottom: none;
}

.tour-highlights li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--park-gruen);
  font-size: 0.8rem;
  font-weight: 700;
  top: 0.32rem;
}

.tour-book-top {
  padding: 1rem 0 0.75rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.25rem;
}

/* Verschachteltes "Mehr lesen" accordion */
details.mehr-lesen {
  background: transparent;
  border: none;
  border-radius: 0;
  margin: 0.75rem 0 0.25rem;
}

details.mehr-lesen[open] {
  border: none;
}

details.mehr-lesen > summary {
  padding: 0.3rem 0;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--park-gruen);
  border-bottom: none;
  justify-content: flex-start;
  gap: 0.4rem;
}

details.mehr-lesen > summary::after {
  display: inline;
  content: "▼";
  color: var(--park-gruen);
  font-size: 0.65rem;
  margin-left: 0.3rem;
}

details.mehr-lesen[open] > summary::after {
  display: inline;
  content: "▲";
}

details.mehr-lesen .tour-desc {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.tour-desc p { margin-bottom: 0.75rem; }
.tour-desc p:last-child { margin-bottom: 0; }

.tour-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.tag {
  font-size: 0.78rem;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  background: var(--gold-light);
  color: #5a4010;
  font-weight: 500;
}

.book-link {
  display: inline-block;
  background: var(--p-blue);
  color: #fff;
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}

.book-link:hover {
  background: var(--p-blue-mid);
  color: #fff;
}

.book-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* ── CONTACT SECTION ── */
.contact-section-clean {
  background: var(--card-bg);
  padding: 2.5rem 1.75rem;
  margin-top: 2.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.contact-wrap {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.contact-text { flex: 1; }

.contact-text h3 {
  margin-top: 0;
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.contact-image {
  flex: 0 0 240px;
}

.contact-image img {
  border-radius: 6px;
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.contact-buttons-clean {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.25rem 0;
}

.btn-clean {
  display: inline-block;
  padding: 0.7rem 1.25rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.93rem;
  text-decoration: none;
  text-align: center;
  flex: 1;
  min-width: 160px;
}

.btn-phone { background: #174d17; color: #fff; }
.btn-email { background: var(--p-blue); color: #fff; }
.btn-phone:hover { background: #0f360f; color: #fff; }
.btn-email:hover { background: var(--p-blue-mid); color: #fff; }

.contact-hint {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ── DIVIDER & FOOTER ── */
hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0 0;
}

footer {
  padding: 1.5rem 1.25rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

footer nav {
  margin-top: 0.35rem;
}

footer nav a {
  color: var(--text-muted);
  text-decoration: none;
}

footer nav a:hover {
  color: var(--p-blue);
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  .hero h1 { font-size: 1.5rem; }
  .hero-content { padding: 1.5rem 1rem 1.25rem; }

  .contact-wrap { flex-direction: column-reverse; }
  .contact-image { flex: none; width: 180px; margin: 0 auto; }
  .contact-buttons-clean { flex-direction: column; }
  .btn-clean { flex: none; }

  .tour-meta { grid-template-columns: 1fr 1fr; }
}