/* ============================================================
   09-immobilien — Immobilien-Preise Portal
   Color: Navy (#1a365d) + Gold (#c9a84c)
   ============================================================ */

:root {
  --color-primary: #1a365d;
  --color-primary-dark: #0f2440;
  --color-primary-light: #e8eef6;
  --color-accent: #c9a84c;
  --color-accent-light: #f5f0e0;
  --color-bg: #f8f9fa;
  --color-bg-alt: #edf2f7;
  --color-text: #1a202c;
  --color-text-muted: #4a5568;
  --color-text-light: #718096;
  --color-border: #e2e8f0;
  --color-white: #fff;
  --color-success: #38a169;
  --color-warning: #d69e2e;
  --color-error: #c53030;
  --color-footer-bg: #0f2440;
  --color-footer-text: #cbd5e1;
  --font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.10);
  --container-max: 1180px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-accent); }
ul, ol { list-style: none; }

/* --- Layout --- */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 4rem 0; }
.section-alt { background: var(--color-bg-alt); }
.section-header { text-align: center; margin-bottom: 2.5rem; }
.section-header h2 { font-size: 1.85rem; color: var(--color-primary); margin-bottom: 0.5rem; }
.section-header p { color: var(--color-text-muted); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }

/* --- Grid --- */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; }
.grid-5 { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; }

/* --- Top Bar --- */
.top-bar {
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: 0.5rem 0;
  font-size: 0.85rem;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top-bar a { color: var(--color-white); }
.top-bar-cta {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 0.35rem 1rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.8rem;
  transition: opacity 0.2s;
}
.top-bar-cta:hover { opacity: 0.9; color: var(--color-primary-dark); }

/* --- Site Header --- */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}
.site-logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
}
.site-logo span { color: var(--color-accent); }
.site-logo img { height: 40px; }
.site-nav { display: flex; gap: 1.5rem; align-items: center; }
.site-nav a {
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
.site-nav a:hover { color: var(--color-accent); }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.4rem 0.6rem;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--color-primary);
}

/* --- Hero --- */
.hero {
  position: relative;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 5rem 0 4rem;
  text-align: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.25;
}
.hero .container { position: relative; z-index: 1; }
.hero h1 {
  font-size: 2.6rem;
  line-height: 1.2;
  margin-bottom: 1rem;
}
.hero h1 strong { color: var(--color-accent); }
.hero p {
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto 2rem;
  opacity: 0.9;
}
.hero-cta {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1.05rem;
  transition: transform 0.2s, box-shadow 0.2s;
}
.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--color-primary-dark);
}

/* --- Trust Badges --- */
.trust-bar {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 1.25rem 0;
}
.trust-badges {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.trust-badge-icon {
  font-size: 1.2rem;
  color: var(--color-accent);
}

/* --- City Stats --- */
.stats-bar {
  background: var(--color-primary);
  padding: 2rem 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.5rem;
  text-align: center;
  color: var(--color-white);
}
.stat-item-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent);
}
.stat-item-label {
  font-size: 0.85rem;
  opacity: 0.8;
  margin-top: 0.25rem;
}

/* --- Cards (shared) --- */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.card-body { padding: 1.25rem; }
.card-body h3 { font-size: 1.1rem; margin-bottom: 0.4rem; color: var(--color-primary); }
.card-body p { font-size: 0.9rem; color: var(--color-text-muted); }

/* --- Listing Card --- */
.listing-card-img {
  position: relative;
  height: 200px;
  background: var(--color-bg-alt);
  overflow: hidden;
}
.listing-card-img img { width: 100%; height: 100%; object-fit: cover; }
.listing-card-status {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-white);
}
.status-verfuegbar { background: var(--color-success); }
.status-reserviert { background: var(--color-warning); }
.status-verkauft { background: var(--color-error); }
.listing-card-type {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: rgba(26,54,93,0.85);
  color: var(--color-white);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius);
  font-size: 0.72rem;
  font-weight: 600;
}
.listing-card-price {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}
.listing-card-price-sqm {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}
.listing-card-address {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}
.listing-card-stats {
  display: flex;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 0.75rem;
}
.listing-card-stats span { white-space: nowrap; }

/* Featured listing (large variant) */
.listing-card-featured .listing-card-img { height: 320px; }
.listing-card-featured .listing-card-price { font-size: 1.6rem; }

/* Compact listing (small variant) */
.listing-card-compact { display: flex; align-items: stretch; }
.listing-card-compact .listing-card-img { width: 140px; min-width: 140px; height: auto; }
.listing-card-compact .card-body { display: flex; flex-direction: column; justify-content: center; }
.listing-card-compact .listing-card-price { font-size: 1rem; }
.listing-card-compact .listing-card-stats { font-size: 0.78rem; }

/* --- Stadtteil Card --- */
.stadtteil-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 220px;
  display: flex;
  align-items: flex-end;
  color: var(--color-white);
  transition: transform 0.2s;
}
.stadtteil-card:hover { transform: translateY(-3px); }
.stadtteil-card-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.stadtteil-card-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,36,64,0.85) 0%, rgba(15,36,64,0.2) 100%);
}
.stadtteil-card-body {
  position: relative;
  z-index: 1;
  padding: 1.25rem;
  width: 100%;
}
.stadtteil-card-body h3 { font-size: 1.2rem; margin-bottom: 0.15rem; }
.stadtteil-card-body .subtitle { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0.5rem; }
.stadtteil-card-price {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 700;
}
.stadtteil-trend {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  margin-left: 0.5rem;
}
.trend-steigend { background: rgba(56,161,105,0.2); color: #38a169; }
.trend-stabil { background: rgba(113,128,150,0.2); color: #718096; }
.trend-stark-steigend { background: rgba(56,161,105,0.3); color: #2f855a; }
.trend-sinkend { background: rgba(197,48,48,0.2); color: #c53030; }

/* --- Testimonials --- */
.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.testimonial-stars { color: var(--color-accent); font-size: 1rem; margin-bottom: 0.75rem; }
.testimonial-text { font-size: 0.95rem; color: var(--color-text); margin-bottom: 1rem; line-height: 1.6; }
.testimonial-author { font-size: 0.85rem; font-weight: 600; color: var(--color-primary); }
.testimonial-location { font-size: 0.8rem; color: var(--color-text-light); }

/* --- Data Tables --- */
.data-table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; }
.data-table th {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 600;
}
.data-table th:first-child { border-radius: var(--radius) 0 0 0; }
.data-table th:last-child { border-radius: 0 var(--radius) 0 0; }
.data-table td {
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--color-border);
}
.data-table tbody tr:nth-child(even) { background: var(--color-bg-alt); }
.data-table tbody tr:hover { background: var(--color-primary-light); }

/* --- Trend Cards --- */
.trend-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.trend-card-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}
.trend-card-text { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.5; }

/* --- Property Detail --- */
.detail-header { padding: 2rem 0 1rem; }
.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-accent); }

.gallery {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: 250px 250px;
  gap: 0.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2rem;
}
.gallery-image { width: 100%; height: 100%; object-fit: cover; }
.gallery-image:first-child { grid-row: 1 / 3; }

.detail-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2rem;
  align-items: start;
}

.price-box {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
}
.price-box-amount {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
}
.price-box-sqm { font-size: 0.9rem; opacity: 0.8; }
.price-box-ref { font-size: 0.78rem; opacity: 0.6; margin-top: 0.5rem; }

.specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.5rem;
}
.spec-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.88rem;
}
.spec-item:nth-child(odd) { border-right: 1px solid var(--color-border); }
.spec-label { color: var(--color-text-light); font-size: 0.78rem; }
.spec-value { font-weight: 600; color: var(--color-primary); }

.features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}
.features-list li {
  font-size: 0.9rem;
  padding-left: 1.4rem;
  position: relative;
}
.features-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.energy-badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-white);
}
.energy-a-plus { background: #15803d; }
.energy-a { background: #22c55e; }
.energy-b { background: #84cc16; }
.energy-c { background: #eab308; color: var(--color-text); }
.energy-d { background: #f97316; }
.energy-e { background: #ef4444; }
.energy-f { background: #dc2626; }
.energy-g { background: #991b1b; }

/* --- Agent Card (sidebar) --- */
.agent-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  position: sticky;
  top: 5rem;
}
.agent-card-img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  background: var(--color-bg-alt);
}
.agent-card-name { font-size: 1.05rem; font-weight: 700; color: var(--color-primary); }
.agent-card-title { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 1rem; }
.agent-card-contact { font-size: 0.88rem; }
.agent-card-contact a { display: block; margin-bottom: 0.5rem; }
.agent-card-btn {
  display: block;
  width: 100%;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 0.7rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.9rem;
  margin-top: 1rem;
  text-align: center;
  transition: opacity 0.2s;
}
.agent-card-btn:hover { opacity: 0.9; color: var(--color-primary-dark); }

/* --- Stadtteil Detail --- */
.stadtteil-hero {
  position: relative;
  height: 300px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin-bottom: 2rem;
}
.stadtteil-hero img { width: 100%; height: 100%; object-fit: cover; }
.stadtteil-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,36,64,0.8) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 2rem;
  color: var(--color-white);
}
.stadtteil-hero-overlay h1 { font-size: 2rem; }
.stadtteil-hero-overlay .subtitle { font-size: 1rem; opacity: 0.85; }

.stadtteil-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}
.stadtteil-stat-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
}
.stadtteil-stat-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
}
.stadtteil-stat-label {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.highlights-list { margin-bottom: 2rem; }
.highlights-list li {
  padding: 0.6rem 0 0.6rem 1.4rem;
  position: relative;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--color-border);
}
.highlights-list li:last-child { border-bottom: none; }
.highlights-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* --- Contact Page --- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.form-placeholder {
  background: var(--color-bg-alt);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  color: var(--color-text-muted);
}
.hours-table { width: 100%; margin: 1rem 0; }
.hours-table td { padding: 0.5rem 0; font-size: 0.9rem; border-bottom: 1px solid var(--color-border); }
.hours-table td:first-child { font-weight: 600; color: var(--color-primary); }

.dept-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
.dept-card-label { font-weight: 700; color: var(--color-primary); font-size: 0.9rem; margin-bottom: 0.25rem; }
.dept-card a { font-size: 0.88rem; display: block; margin-top: 0.15rem; }

/* --- CTA Banner --- */
.cta-banner {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  text-align: center;
  padding: 3rem 1.5rem;
}
.cta-banner h2 { font-size: 1.6rem; margin-bottom: 0.5rem; }
.cta-banner p { margin-bottom: 1.5rem; font-size: 1rem; }
.cta-banner-btn {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.8rem 2rem;
  border-radius: var(--radius);
  font-weight: 700;
  transition: opacity 0.2s;
}
.cta-banner-btn:hover { opacity: 0.9; color: var(--color-white); }

/* --- Footer --- */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}
.footer-col h4 {
  color: var(--color-white);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}
.footer-col a {
  display: block;
  color: var(--color-footer-text);
  font-size: 0.88rem;
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--color-accent); }
.footer-col p { font-size: 0.88rem; line-height: 1.6; }
.footer-legal {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-legal a { color: var(--color-footer-text); }
.footer-legal a:hover { color: var(--color-accent); }

/* --- Legal Pages (Markdown) --- */
.legal-page { padding: 3rem 0; }
.legal-page .container { max-width: 780px; }
.legal-page h2 { font-size: 1.6rem; color: var(--color-primary); margin: 2rem 0 1rem; }
.legal-page h3 { font-size: 1.15rem; color: var(--color-primary); margin: 1.5rem 0 0.75rem; }
.legal-page p { margin-bottom: 1rem; line-height: 1.7; color: var(--color-text-muted); }
.legal-page ul { margin-bottom: 1rem; padding-left: 1.25rem; }
.legal-page ul li { margin-bottom: 0.4rem; color: var(--color-text-muted); list-style: disc; }
.legal-page strong { color: var(--color-text); }
.legal-page hr { border: none; border-top: 1px solid var(--color-border); margin: 2rem 0; }
.legal-page em { font-style: italic; }

/* --- Back Link --- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: 2rem;
}
.back-link:hover { color: var(--color-accent); }

/* --- Responsive --- */
@media (max-width: 768px) {
  .hero h1 { font-size: 1.8rem; }
  .hero p { font-size: 1rem; }
  .section { padding: 2.5rem 0; }
  .section-header h2 { font-size: 1.5rem; }

  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }
  .site-nav.open { display: flex; }

  .detail-layout { grid-template-columns: 1fr; }
  .gallery {
    grid-template-columns: 1fr;
    grid-template-rows: 250px;
  }
  .gallery-image:first-child { grid-row: auto; }
  .gallery-image:not(:first-child) { display: none; }

  .contact-grid { grid-template-columns: 1fr; }
  .features-list { grid-template-columns: 1fr; }
  .specs-grid { grid-template-columns: 1fr; }
  .specs-grid .spec-item:nth-child(odd) { border-right: none; }

  .stadtteil-hero { height: 200px; }
  .stadtteil-stats { grid-template-columns: 1fr; }

  .listing-card-compact { flex-direction: column; }
  .listing-card-compact .listing-card-img { width: 100%; height: 160px; }

  .top-bar .container { flex-direction: column; gap: 0.5rem; text-align: center; }
  .footer-legal { flex-direction: column; text-align: center; }

  .data-table { font-size: 0.82rem; }
  .data-table th, .data-table td { padding: 0.5rem 0.6rem; }
}

@media (max-width: 480px) {
  .trust-badges { flex-direction: column; align-items: center; gap: 0.75rem; }
  .listing-card-stats { flex-wrap: wrap; gap: 0.5rem; }
}