:root {
  --gold: #d4af37;
  --gold-soft: rgba(212, 175, 55, 0.4);
  /* Helles Papier-Beige (gleiche Welt wie das Popup) für Hintergrund + Menü */
  --bg-dark: #ece5d6;
  --glass: rgba(251, 249, 244, 0.85);
  --glass-border: rgba(42, 39, 34, 0.12);
  --text: #2a2722;
  --text-dim: #6b665d;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-dark);
  color: var(--text);
}

/* Studio-Hintergrund: der Diorama-Block schwebt auf leerem Studio-Verlauf
   (kein OSM, keine Labels). Farben via CSS-Variablen zentral einstellbar. */
:root {
  --studio-deep: #e2d9c5;
  --studio-mid: #efe9dc;
  --studio-glow: #fbf9f4;
}

#map {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 50% 42%,
    var(--studio-glow) 0%,
    var(--studio-mid) 55%,
    var(--studio-deep) 100%
  );
}

/* ============================================================
   Ladebildschirm
   ============================================================ */
#loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 40%, #ffffff, var(--bg-dark));
  transition: opacity 0.8s var(--ease);
}

#loading-overlay.fade-out {
  opacity: 0;
  pointer-events: none;
}

.loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.loader-ring {
  width: 56px;
  height: 56px;
  border: 3px solid rgba(212, 175, 55, 0.2);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loader-text {
  color: var(--text-dim);
  font-size: 15px;
  letter-spacing: 0.04em;
}

/* ============================================================
   Intro-Ladescreen (St.-Georg-Video mit Untertiteln)
   ============================================================ */
#intro-overlay {
  position: fixed;
  inset: 0;
  z-index: 1100; /* über dem Spinner-Ladescreen (1000) */
  background: #0d0b07;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.9s var(--ease);
}
#intro-overlay[hidden] { display: none; }
#intro-overlay.fade-out {
  opacity: 0;
  pointer-events: none;
}
#intro-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  /* Hochkant-Video: nie oben/unten abschneiden — ganzes Bild zeigen.
     Auf breiten (Laptop-)Screens entstehen seitlich dunkle Ränder in der
     Hintergrundfarbe, was als bewusster Rahmen statt als Crop wirkt. */
  object-fit: contain;
  object-position: center;
  background: #0d0b07;
}
.intro-veil {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.18) 0%,
    rgba(0, 0, 0, 0) 28%,
    rgba(0, 0, 0, 0) 52%,
    rgba(0, 0, 0, 0.68) 100%
  );
}
.intro-subtitle {
  position: absolute;
  left: 50%;
  bottom: 10%;
  transform: translateX(-50%);
  width: min(900px, 88vw);
  text-align: center;
  color: #fdf6e3;
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic;
  font-size: clamp(18px, 2.7vw, 30px);
  line-height: 1.42;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.9), 0 0 3px rgba(0, 0, 0, 0.7);
  animation: introFadeUp 1.1s var(--ease) both;
}
@keyframes introFadeUp {
  from { opacity: 0; transform: translate(-50%, 14px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}
.intro-skip {
  position: absolute;
  top: 20px;
  right: 22px;
  background: rgba(20, 16, 9, 0.5);
  color: #f3e6c4;
  border: 1px solid rgba(236, 206, 126, 0.45);
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 14px;
  letter-spacing: 0.04em;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: background 0.2s, border-color 0.2s;
}
.intro-skip:hover { background: rgba(40, 32, 16, 0.78); border-color: var(--gold); }
.intro-sound {
  position: absolute;
  top: 20px;
  left: 22px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(212, 175, 55, 0.92);
  color: #1a1408;
  border: none;
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
  transition: background 0.2s, transform 0.2s;
  animation: introPulse 2.4s ease-in-out infinite;
}
.intro-sound[hidden] { display: none; }
.intro-sound:hover { background: var(--gold); transform: scale(1.04); }
@keyframes introPulse {
  0%, 100% { box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45); }
  50% { box-shadow: 0 6px 28px rgba(212, 175, 55, 0.6); }
}

/* ============================================================
   Kopf-Overlay
   ============================================================ */
#top-bar {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;
  padding: 20px 26px;
  pointer-events: none;
}

.title-block {
  position: relative;
}

/* Weicher, federförmiger Hintergrund-Schein (kein sichtbarer Kasten) –
   garantiert Kontrast, egal welcher Diorama-Bereich hinter dem Titel liegt. */
.title-block::before {
  content: '';
  position: absolute;
  inset: -16px -40px -18px -24px;
  background: radial-gradient(115% 130% at 22% 42%,
    rgba(251, 249, 244, 0.85) 0%,
    rgba(251, 249, 244, 0.55) 45%,
    rgba(251, 249, 244, 0) 75%);
  z-index: -1;
  pointer-events: none;
}

.title-kicker {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 3px;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.95), 0 0 10px rgba(255, 255, 255, 0.8);
}

.title-block h1 {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.04;
  color: var(--text);
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.95), 0 0 14px rgba(255, 255, 255, 0.85);
}

.title-block p {
  font-size: 13.5px;
  font-style: italic;
  font-weight: 500;
  color: var(--ink-soft, #5a554c);
  letter-spacing: 0.01em;
  margin-top: 4px;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.95), 0 0 10px rgba(255, 255, 255, 0.8);
}

/* ============================================================
   Sidebar
   ============================================================ */
#sidebar {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  z-index: 100;
  width: 320px;
  max-height: 78vh;
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-right: none;
  border-radius: 16px 0 0 16px;
  box-shadow: -8px 0 40px rgba(60, 50, 30, 0.18);
  transition: transform 0.5s var(--ease);
  display: flex;
}

#sidebar.collapsed {
  transform: translateY(-50%) translateX(320px);
}

.sidebar-toggle {
  position: absolute;
  left: -38px;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 64px;
  background: var(--glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-right: none;
  border-radius: 12px 0 0 12px;
  color: var(--gold);
  font-size: 22px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s var(--ease);
}

.sidebar-toggle:hover {
  background: rgba(212, 175, 55, 0.15);
}

#sidebar.collapsed .chevron {
  transform: rotate(180deg);
}

.chevron {
  transition: transform 0.5s var(--ease);
  display: inline-block;
}

.sidebar-content {
  padding: 24px 20px;
  overflow-y: auto;
  width: 100%;
}

.sidebar-content h2 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 16px;
}

#landmark-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.landmark-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.25s var(--ease);
}

.landmark-item:hover {
  background: rgba(212, 175, 55, 0.10);
  border-color: var(--gold-soft);
}

.landmark-item.active {
  background: rgba(212, 175, 55, 0.12);
  border-color: var(--gold-soft);
  /* Kurz weiss aufleuchten, sobald der Eintrag aktiv wird (Orientierung). */
  animation: menuFlash 0.7s var(--ease);
}
@keyframes menuFlash {
  0%   { background: rgba(255, 255, 255, 0.92); border-color: #fff; }
  100% { background: rgba(212, 175, 55, 0.12); border-color: var(--gold-soft); }
}

.landmark-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 10px;
  flex-shrink: 0;
  color: var(--gold);
  transition: all 0.22s var(--ease);
}

.landmark-item:hover .landmark-icon,
.landmark-item.active .landmark-icon {
  background: rgba(212, 175, 55, 0.16);
  border-color: var(--gold);
}

.poi-icon { display: block; }

.landmark-name {
  font-size: 15px;
  font-weight: 600;
}

.landmark-desc {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
  line-height: 1.35;
}

/* ============================================================
   Steuerungsbuttons
   ============================================================ */
#controls {
  position: absolute;
  bottom: 28px;
  left: 26px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
}

.ctrl-btn {
  padding: 12px 24px;
  /* Glasmorphismus: leicht durchscheinend, schwebt über der Karte. */
  background: rgba(251, 249, 244, 0.55);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  /* Goldener Rand + tiefer, weicher Schatten → schwebt frei über der Karte. */
  border: 1.5px solid var(--gold-soft);
  border-radius: 14px;
  box-shadow: 0 16px 34px rgba(60, 50, 30, 0.3),
    0 4px 10px rgba(60, 50, 30, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  color: var(--text);
  font-size: 14.5px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease),
    background 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.ctrl-btn:hover {
  transform: translateY(-3px);
  border-color: var(--gold);
  background: rgba(251, 249, 244, 0.7);
  box-shadow: 0 22px 42px rgba(60, 50, 30, 0.34),
    0 6px 14px rgba(60, 50, 30, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.ctrl-btn.active {
  background: rgba(212, 175, 55, 0.2);
  border-color: var(--gold);
  color: var(--gold-deep, var(--gold));
}

/* ============================================================
   Landmark-Marker (über JS eingefügt)
   ============================================================ */
.landmark-marker {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass);
  backdrop-filter: blur(8px);
  border: 1.5px solid var(--gold-soft);
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
  box-shadow: 0 2px 12px rgba(60, 50, 30, 0.18);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

.landmark-marker:hover {
  transform: scale(1.2);
  border-color: var(--gold);
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4);
}

/* ============================================================
   Gebäude-Tooltip
   ============================================================ */
#building-tooltip {
  position: absolute;
  z-index: 200;
  padding: 8px 12px;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  pointer-events: none;
  transform: translate(-50%, calc(-100% - 14px));
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(60, 50, 30, 0.18);
  transition: opacity 0.15s var(--ease);
}

#building-tooltip.hidden {
  opacity: 0;
  visibility: hidden;
}

.tooltip-name {
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}

.tooltip-name .poi-icon {
  color: var(--gold);
}

.tooltip-type {
  font-size: 11px;
  color: var(--gold);
  margin-top: 2px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ============================================================
   POI-Popup-Karte (cinematic) — Weiss mit Gold-Akzenten
   ============================================================ */
:root {
  --paper:        #fbf9f4;
  --paper-edge:   #efeadb;
  --ink:          #2a2722;
  --ink-soft:     #6b665d;
  --gold-deep:    #b08a2c;
}

#poi-popup {
  position: fixed;
  left: 32px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 150;
  width: 420px;
  max-width: calc(100vw - 64px);
  max-height: 82vh;
  padding: 32px 30px 26px;
  background: linear-gradient(180deg, #ffffff 0%, var(--paper) 100%);
  color: var(--ink);
  border-radius: 14px;
  border: 1px solid var(--paper-edge);
  box-shadow:
    0 1px 0 rgba(212, 175, 55, 0.4) inset,
    0 -1px 0 rgba(212, 175, 55, 0.25) inset,
    0 18px 60px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(212, 175, 55, 0.18);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
  display: flex;
  flex-direction: column;
}

/* Inhalt liegt über dem optionalen Hintergrundbild */
#poi-popup > *:not(.poi-popup-bg) {
  position: relative;
  z-index: 1;
}

/* Optionales POI-Bild als zarter Hintergrund (Wasserzeichen-Look) */
.poi-popup-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: 14px;
  background-position: top center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0.16;
  pointer-events: none;
  /* sanfter Verlauf nach unten, damit Text & Buttons ruhig bleiben */
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 38%, rgba(0,0,0,0.25) 78%, rgba(0,0,0,0) 100%);
  mask-image: linear-gradient(180deg, #000 0%, #000 38%, rgba(0,0,0,0.25) 78%, rgba(0,0,0,0) 100%);
}

/* Optionales POI-Video als Banner oben im Popup (lädt erst beim Öffnen) */
.poi-popup-media {
  position: relative;
  margin: 2px auto 18px;
  flex: none;
  width: 100%;
  max-width: 300px;
  border-radius: 12px;
  overflow: hidden;
  background: #0d0c0a;
  border: 1px solid rgba(212, 175, 55, 0.30);
  box-shadow: 0 6px 22px rgba(60, 50, 30, 0.22);
  /* Quell-Clips sind Hochformat (9:16) – etwas gestauchtes Portrait, das
     das Gebäude mittig zeigt, ohne das Popup zu dominieren. */
  aspect-ratio: 4 / 5;
  max-height: 46vh;
  /* Für das sanfte Einklappen nach Video-Ende (→ .video-ended). */
  transition: max-height 0.6s var(--ease), opacity 0.45s var(--ease),
    margin 0.6s var(--ease), border-width 0.4s var(--ease),
    box-shadow 0.4s var(--ease);
}
.poi-popup-media[hidden] { display: none; }
.poi-popup-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
}

/* Nach Video-Ende: Banner einklappen, damit der Text in den Vordergrund rückt. */
#poi-popup.video-ended .poi-popup-media {
  max-height: 0;
  aspect-ratio: auto;
  opacity: 0;
  margin-top: 0;
  margin-bottom: 0;
  border-width: 0;
  box-shadow: none;
  pointer-events: none;
}

/* „Ton einschalten" – nur sichtbar, wenn der Browser Autoplay-Ton blockiert. */
.poi-popup-unmute {
  position: absolute;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  display: none;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(15, 12, 8, 0.72);
  backdrop-filter: blur(6px);
  color: #fff8e6;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}
.poi-popup-unmute:hover { background: rgba(15, 12, 8, 0.9); }
#poi-popup.needs-unmute .poi-popup-unmute { display: inline-flex; }

/* „Vorlesen" – optionale Sprachaufnahme des Textes. */
.poi-popup-listen {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: -4px 0 14px;
  padding: 7px 15px;
  border-radius: 999px;
  border: 1px solid rgba(212, 175, 55, 0.4);
  background: rgba(212, 175, 55, 0.08);
  color: var(--gold-deep);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}
.poi-popup-listen[hidden] { display: none; }
.poi-popup-listen:hover {
  background: rgba(212, 175, 55, 0.16);
  border-color: var(--gold);
}
.poi-popup-listen .listen-glyph { font-size: 14px; line-height: 1; }

/* Dünner Gold-Streifen am linken Rand */
#poi-popup::before {
  content: '';
  position: absolute;
  left: 0; top: 14px; bottom: 14px;
  width: 3px;
  background: linear-gradient(180deg,
    rgba(212, 175, 55, 0) 0%,
    var(--gold) 25%,
    var(--gold-deep) 75%,
    rgba(212, 175, 55, 0) 100%);
  border-radius: 0 2px 2px 0;
}

#poi-popup.hidden {
  opacity: 0;
  visibility: hidden;
  transform: translateY(-50%) translateX(-18px);
  pointer-events: none;
}

.poi-popup-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 30px;
  height: 30px;
  border: 1px solid transparent;
  background: transparent;
  border-radius: 8px;
  color: var(--ink-soft);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.poi-popup-close:hover {
  background: rgba(212, 175, 55, 0.10);
  color: var(--gold-deep);
  border-color: rgba(212, 175, 55, 0.35);
}

.poi-popup-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-deep);
  background:
    radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.12) 0%, rgba(212, 175, 55, 0) 70%);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: 50%;
  margin-bottom: 16px;
}

.poi-popup-eyebrow {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 6px;
}

.poi-popup-name {
  font-size: 23px;
  font-weight: 600;
  letter-spacing: 0.005em;
  color: var(--ink);
  margin-bottom: 14px;
  line-height: 1.18;
}

.poi-popup-rule {
  height: 1px;
  background: linear-gradient(90deg,
    var(--gold) 0%,
    var(--gold) 28px,
    var(--paper-edge) 28px,
    var(--paper-edge) 100%);
  margin-bottom: 14px;
}

.poi-popup-desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-soft);
  margin-bottom: 22px;
  flex: 1 1 auto;
  overflow-y: auto;
  padding-right: 6px;
  /* Edler Gold-Scrollbar */
  scrollbar-width: thin;
  scrollbar-color: rgba(212, 175, 55, 0.4) transparent;
  text-align: justify;
  hyphens: auto;
}

.poi-popup-desc::-webkit-scrollbar { width: 6px; }
.poi-popup-desc::-webkit-scrollbar-track { background: transparent; }
.poi-popup-desc::-webkit-scrollbar-thumb {
  background: rgba(212, 175, 55, 0.4);
  border-radius: 3px;
}
.poi-popup-desc::-webkit-scrollbar-thumb:hover { background: var(--gold); }

/* Schalter „Bild in Vollansicht" — dezente Pille über den Aktionen */
.poi-popup-img-btn {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 16px;
  padding: 8px 15px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(212, 175, 55, 0.45);
  border-radius: 999px;
  color: var(--gold-deep);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}
.poi-popup-img-btn[hidden] { display: none; }
.poi-popup-img-btn:hover {
  background: rgba(212, 175, 55, 0.12);
  border-color: var(--gold);
  transform: translateY(-1px);
}
.poi-popup-img-btn .img-btn-glyph { font-size: 15px; line-height: 1; }

.poi-popup-actions {
  display: flex;
  gap: 10px;
}

/* ============================================================
   Bild-Vollansicht (Lightbox)
   ============================================================ */
#poi-lightbox {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: rgba(22, 19, 24, 0.86);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: opacity 0.3s var(--ease);
}
#poi-lightbox.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.poi-lightbox-figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  max-height: 90vh;
}
.poi-lightbox-imgwrap {
  position: relative;
  display: inline-block;
  line-height: 0;
}
.poi-lightbox-img {
  max-width: min(92vw, 720px);
  max-height: 82vh;
  object-fit: contain;
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(212, 175, 55, 0.25);
}

/* Sichtbares, gekacheltes Wasserzeichen über der Illustration (Bildschutz). */
.poi-lightbox-watermark {
  position: absolute;
  inset: 0;
  border-radius: 8px;
  pointer-events: none;
  background-image: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='250' height='150'><text x='12' y='96' font-family='Georgia, serif' font-size='20' font-style='italic' fill='%23b08a2c' fill-opacity='0.62' transform='rotate(-27 125 75)'>designGasse by Lee</text></svg>");
  background-repeat: repeat;
  opacity: 0.85;
  mix-blend-mode: multiply;
}
.poi-lightbox-caption {
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
  letter-spacing: 0.04em;
  text-align: center;
}
.poi-lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.10);
  color: #fff;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}
.poi-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.55);
}

.poi-popup-btn {
  flex: 1;
  padding: 11px 14px;
  background: linear-gradient(180deg, var(--gold) 0%, var(--gold-deep) 100%);
  border: 1px solid var(--gold-deep);
  border-radius: 9px;
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.22s var(--ease);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.4) inset, 0 2px 6px rgba(176, 138, 44, 0.25);
}

.poi-popup-btn:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
}

.poi-popup-btn.ghost {
  background: #ffffff;
  border-color: rgba(212, 175, 55, 0.45);
  color: var(--gold-deep);
  box-shadow: none;
}

.poi-popup-btn.ghost:hover {
  background: rgba(212, 175, 55, 0.08);
  border-color: var(--gold);
  filter: none;
}

@media (max-width: 720px) {
  #poi-popup {
    top: 76px;
    bottom: auto;
    transform: none;
    left: 14px;
    right: 14px;
    width: auto;
  }
  #poi-popup.hidden {
    transform: translateY(-12px);
  }
}

/* ============================================================
   Navigationshinweis
   ============================================================ */
#nav-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  padding: 10px 20px;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 30px;
  font-size: 12.5px;
  color: var(--text-dim);
  box-shadow: 0 4px 20px rgba(60, 50, 30, 0.18);
  transition: opacity 0.9s var(--ease);
}

#nav-hint.fade-out {
  opacity: 0;
}

/* ============================================================
   MapLibre-Steuerung dunkel einfärben
   ============================================================ */
.maplibregl-ctrl-group {
  background: var(--glass) !important;
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border) !important;
  box-shadow: 0 4px 20px rgba(60, 50, 30, 0.18) !important;
}

.maplibregl-ctrl-group button + button {
  border-top: 1px solid var(--glass-border) !important;
}

.maplibregl-ctrl button .maplibregl-ctrl-icon {
  filter: none;
}

.maplibregl-ctrl-attrib {
  background: rgba(251, 249, 244, 0.7) !important;
}

.maplibregl-ctrl-attrib a {
  color: var(--text-dim) !important;
}

/* MapLibre-Zoom-Buttons nach unten schieben, damit der Sprachumschalter
   (oben rechts) nicht mit ihnen kollidiert. */
.maplibregl-ctrl-top-right {
  margin-top: 56px;
}

/* ============================================================
   Sprachumschalter (i18n)
   ============================================================ */
#lang-switch {
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 30;
}

#lang-select {
  appearance: none;
  -webkit-appearance: none;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--text, #3a3024);
  /* Glasmorphismus: leicht durchscheinend, schwebt über der Karte. */
  background: rgba(251, 249, 244, 0.55);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  border: 1.5px solid var(--gold-soft);
  border-radius: 12px;
  padding: 7px 30px 7px 12px;
  cursor: pointer;
  box-shadow: 0 16px 34px rgba(60, 50, 30, 0.3),
    0 4px 10px rgba(60, 50, 30, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  /* Pfeil-Glyphe */
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' fill='none' stroke='%23766' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 11px center;
  transition: border-color 0.2s, box-shadow 0.2s;
}

#lang-select:hover {
  border-color: var(--gold);
}

#lang-select:focus-visible {
  outline: 2px solid var(--gold, #b8912f);
  outline-offset: 2px;
}

/* ============================================================
   Mobile
   ============================================================ */
@media (max-width: 720px) {
  /* Sidebar oberhalb der Fusszeile andocken, damit die Rechtslinks unten
     sichtbar bleiben (vorher verdeckte der Sidebar-Balken die Links). */
  #sidebar {
    width: 86vw;
    max-height: 50vh;
    top: auto;
    bottom: 30px;
    transform: none;
    border-radius: 16px 16px 0 0;
    border: 1px solid var(--glass-border);
    border-bottom: none;
    left: 50%;
    margin-left: -43vw;
  }

  /* Vollständig ausblenden, wenn geschlossen: kein „Balken" mehr unten. Die
     Liste öffnet jetzt über den «Orte»-Knopf in der Steuer-Spalte. */
  #sidebar.collapsed {
    transform: translateY(120%);
  }

  /* Schliess-Lasche nur sichtbar, wenn die Liste offen ist (sitzt dann als
     Griff oben auf dem Sheet). Im geschlossenen Zustand mit ausgeblendet. */
  .sidebar-toggle {
    left: 50%;
    top: -38px;
    transform: translateX(-50%);
    width: 64px;
    height: 38px;
    border-radius: 12px 12px 0 0;
    border: 1px solid var(--glass-border);
    border-bottom: none;
  }

  .sidebar-toggle .chevron {
    transform: rotate(90deg);
  }

  #sidebar.collapsed .chevron {
    transform: rotate(-90deg);
  }

  /* Titel-Spalte begrenzen, damit Kicker & Untertitel nicht unter die
     Knopf-Spalte oben rechts (Sprache / Überflug / Buch) laufen. */
  .title-block {
    max-width: 62vw;
  }

  .title-block h1 {
    font-size: 20px;
  }

  #lang-switch {
    top: 10px;
    right: 10px;
  }

  #lang-select {
    font-size: 12px;
    padding: 5px 26px 5px 9px;
  }

  /* Zoom-Buttons auf dem Handy ausblenden – Pinch-Zoom genügt und schafft
     Platz für die schlanke Knopf-Spalte oben rechts. */
  .maplibregl-ctrl-top-right {
    display: none;
  }

  #nav-hint {
    display: none;
  }

  /* Knopf-Spalte oben rechts, unter dem Sprachwähler: «Überflug», darunter
     «Orte» (gleiche Grösse). «Das Buch» sitzt jetzt unten rechts (s. unten).
     Hinweis: #book-cta wird am Dateiende erneut überschrieben. */
  #controls {
    bottom: auto;
    top: 50px;
    left: auto;
    right: 10px;
    align-items: flex-end;
  }

  /* Knöpfe etwas kompakter, aber weiterhin gut treffbar; beide gleich breit. */
  .ctrl-btn {
    padding: 10px 18px;
    font-size: 13.5px;
    min-width: 104px;
  }

  /* Fusszeile schlank, einzeilig und immer sichtbar (über der Sidebar). */
  #site-footer {
    font-size: 9.5px;
    padding: 4px 12px;
    gap: 5px;
    flex-wrap: nowrap;
    justify-content: center;
    white-space: nowrap;
    overflow-x: auto;
    z-index: 101;
  }

  #site-footer .credit-author {
    display: none;
  }

  /* Pitch-Knopf auf dem Handy etwas kompakter. */
  .pitch-trigger {
    margin-top: 9px;
    padding: 7px 13px;
    font-size: 12px;
  }
}

/* ============================================================
   Fusszeile (Datenquellen-Credit + Rechtslinks)
   ============================================================ */
#site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 6;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 5px 14px;
  font-size: 11px;
  line-height: 1.4;
  color: var(--text-dim);
  background: rgba(251, 249, 244, 0.72);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--glass-border);
  pointer-events: auto;
}

#site-footer a {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

#site-footer a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold-soft);
}

#site-footer .credit-sep {
  opacity: 0.45;
}

#site-footer .credit-author {
  font-style: italic;
}

/* ============================================================
   Buch-CTA (schwebender «Das Buch»-Knopf)
   ============================================================ */
#book-cta {
  position: fixed;
  right: 16px;
  bottom: 44px;
  z-index: 7;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px 9px 13px;
  border-radius: 999px;
  /* Glasmorphismus: leicht durchscheinend, schwebt über der Karte. */
  background: rgba(251, 249, 244, 0.52);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  border: 1.5px solid var(--gold-soft);
  box-shadow: 0 16px 34px rgba(60, 50, 30, 0.3),
    0 4px 10px rgba(60, 50, 30, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.2px;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease),
    background 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

#book-cta:hover {
  transform: translateY(-3px);
  border-color: var(--gold);
  background: rgba(251, 249, 244, 0.7);
  box-shadow: 0 22px 42px rgba(60, 50, 30, 0.34),
    0 6px 14px rgba(60, 50, 30, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

#book-cta .book-cta-icon {
  display: inline-flex;
  align-items: center;
  line-height: 1;
  color: var(--gold);
}
#book-cta .book-cta-icon svg {
  width: 20px;
  height: 20px;
  display: block;
}
#book-cta:hover .book-cta-icon { color: var(--gold-deep, var(--gold)); }

/* ============================================================
   Mobile-Overrides für den Fusszeilen-Abschnitt
   ------------------------------------------------------------
   Muss NACH den Basisregeln von #book-cta / #site-footer stehen, da diese
   im Quelltext erst hier (nach dem oberen @media-Block) definiert werden und
   sonst bei gleicher Spezifität gewinnen würden. #book-cta bekam dadurch
   top (mobil) UND bottom (Basis) und wurde zur 574 px hohen Kapsel gestreckt.
   ============================================================ */
@media (max-width: 720px) {
  /* «Das Buch» in die rechte UNTERE Ecke – knapp über der Fusszeile, sodass es
     weder die Rechtslinks noch die Geodaten-Quelle verdeckt. */
  #book-cta {
    top: auto;
    bottom: 30px;
    left: auto;
    right: 10px;
    padding: 7px 13px 7px 11px;
    font-size: 13px;
  }

  /* Fusszeile: schlank + einzeilig, immer über der Sidebar sichtbar. */
  #site-footer {
    font-size: 9.5px;
    padding: 4px 12px;
    gap: 5px;
    flex-wrap: nowrap;
    justify-content: center;
    white-space: nowrap;
    overflow-x: auto;
    z-index: 101;
  }
}

/* ============================================================
   Pitch (Investoren): Auslöse-Knopf unter dem Titel + einschwebende
   Glassmorphism-Karten. Bewusst nur Deutsch.
   ============================================================ */

/* Auslöser direkt unter Titel + Untertitel. #top-bar hat pointer-events:none,
   darum hier explizit wieder aktivieren. */
.pitch-trigger {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 12px;
  padding: 8px 16px;
  border-radius: 999px;
  /* Bewusst rötlich (Terrakotta) statt Gold – hebt den Investoren-Knopf vom
     übrigen Gold-Look ab und zieht den Blick. */
  border: 1px solid rgba(176, 64, 40, 0.5);
  background: rgba(190, 72, 44, 0.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  color: #a23c25;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  box-shadow: 0 16px 34px rgba(120, 40, 20, 0.28),
    0 4px 10px rgba(120, 40, 20, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease),
    background 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.pitch-trigger:hover {
  transform: translateY(-1px);
  border-color: #b0432b;
  background: rgba(190, 72, 44, 0.27);
  box-shadow: 0 8px 24px rgba(176, 64, 40, 0.32);
}
.pitch-trigger .pitch-star {
  color: #b0432b;
  font-size: 12px;
  line-height: 1;
}

.pitch-overlay[hidden] { display: none; }
.pitch-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.pitch-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(34, 30, 24, 0.55);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  animation: pitch-fade 0.3s var(--ease);
}
@keyframes pitch-fade { from { opacity: 0; } }

/* Scroll-Behälter (das eigentliche Dialogfeld). */
.pitch-scroll {
  position: relative;
  width: min(680px, 100%);
  max-height: min(88vh, 820px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
  padding: 56px 4px 8px;
  animation: pitch-rise 0.34s var(--ease);
}
@keyframes pitch-rise {
  from { opacity: 0; transform: translateY(18px) scale(0.985); }
}

.pitch-close {
  position: sticky;
  top: 0;
  float: right;
  margin: -48px 6px 0 0;
  width: 36px;
  height: 36px;
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  background: rgba(251, 249, 244, 0.85);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--text-dim);
  font-size: 21px;
  line-height: 1;
  cursor: pointer;
  z-index: 3;
  transition: all 0.2s var(--ease);
}
.pitch-close:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.pitch-stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 0 6px 8px;
}

/* Einzelne Glassmorphism-Karte. */
.pitch-card {
  padding: 24px 26px;
  border-radius: 18px;
  background: linear-gradient(155deg, rgba(251, 249, 244, 0.82),
    rgba(239, 231, 212, 0.72));
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 18px 50px rgba(40, 32, 20, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.55);
  -webkit-backdrop-filter: blur(20px) saturate(1.1);
  backdrop-filter: blur(20px) saturate(1.1);
  color: var(--text);
}

/* Einschweb-Animation (per IntersectionObserver getriggert). */
.pitch-card.reveal {
  opacity: 0;
  transform: translateY(34px) scale(0.97);
  filter: blur(6px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease),
    filter 0.7s var(--ease);
}
.pitch-card.reveal.in {
  opacity: 1;
  transform: none;
  filter: none;
}
@media (prefers-reduced-motion: reduce) {
  .pitch-card.reveal { opacity: 1; transform: none; filter: none; transition: none; }
}

.pitch-tag {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--gold-deep, var(--gold));
  margin-bottom: 8px;
}
.pitch-card h2,
.pitch-card h3 {
  margin: 0 0 12px;
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 600;
  color: var(--text);
  line-height: 1.15;
}
.pitch-card h2 { font-size: 27px; }
.pitch-card h3 { font-size: 21px; }
.pitch-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--text-dim);
}

/* Hero-Karte (Abschnitt 1) etwas prominenter. */
.pitch-hero {
  background: linear-gradient(150deg, rgba(212, 175, 55, 0.16),
    rgba(251, 249, 244, 0.8) 55%);
  border-color: var(--gold-soft);
}

/* CTA-Karte (Abschnitt 7). */
.pitch-cta {
  background: linear-gradient(150deg, rgba(176, 138, 44, 0.18),
    rgba(251, 249, 244, 0.82) 60%);
  border-color: var(--gold-soft);
  text-align: center;
}
.pitch-contact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 18px;
}
.pitch-contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--gold-soft);
  background: rgba(251, 249, 244, 0.7);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease),
    background 0.2s var(--ease);
}
.pitch-contact-btn:hover {
  transform: translateY(-1px);
  border-color: var(--gold);
  background: rgba(212, 175, 55, 0.18);
}
.pitch-contact-btn span { color: var(--gold-deep, var(--gold)); }
.pitch-signature {
  margin-top: 14px !important;
  font-size: 12px !important;
  font-style: italic;
  color: var(--text-dim);
}

@media (max-width: 620px) {
  .pitch-overlay { padding: 12px; }
  .pitch-scroll { padding-top: 50px; }
  .pitch-card { padding: 20px 18px; }
  .pitch-card h2 { font-size: 22px; }
  .pitch-card h3 { font-size: 18px; }
  .pitch-card p { font-size: 13.5px; }
}

/* ============================================================
   MOBILE-PERFORMANCE · Glas-Blur auf Touch-Geräten deaktivieren
   ------------------------------------------------------------
   backdrop-filter über dem WebGL-Canvas muss bei JEDEM Karten-Frame neu
   berechnet werden (die Karte darunter ändert sich durch die Auto-Rotation
   ständig). Bei ~10 gleichzeitig sichtbaren Glas-Elementen ist das auf
   Handy-GPUs der grösste Einzelposten: Bedienung ruckelt, Klicks stauen
   sich, der Browser killt irgendwann den Tab. Touch-Geräte bekommen daher
   dieselben Flächen minim opaker und OHNE Blur — optisch fast identisch,
   GPU-Last massiv kleiner. Desktop behält den Glas-Look.
   ============================================================ */
@media (pointer: coarse) {
  #sidebar, .sidebar-toggle, .ctrl-btn, .landmark-marker, #building-tooltip,
  .intro-skip, .poi-popup-unmute, .poi-popup-img-btn, #poi-lightbox,
  #nav-hint, .maplibregl-ctrl-group, #lang-select, #site-footer, #book-cta,
  .pitch-trigger, .pitch-backdrop, .pitch-close, .pitch-card {
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
  }
  /* Helle Glas-Flächen: Deckkraft anheben, damit Text ohne Blur lesbar bleibt.
     (background-color statt background → Pfeil-Grafik im #lang-select bleibt.) */
  #sidebar, .sidebar-toggle, .landmark-marker, #building-tooltip, #nav-hint,
  .maplibregl-ctrl-group, .pitch-close {
    background-color: rgba(251, 249, 244, 0.95) !important;
  }
  .ctrl-btn, #lang-select, #book-cta {
    background-color: rgba(251, 249, 244, 0.92) !important;
  }
  #site-footer { background-color: rgba(251, 249, 244, 0.88) !important; }
  .pitch-trigger { background-color: rgba(247, 233, 226, 0.93) !important; }
  .pitch-card {
    background: linear-gradient(155deg, rgba(251, 249, 244, 0.97),
      rgba(239, 231, 212, 0.96)) !important;
  }

  /* --- «Vision & Ausbau»-Panel: Worst-Case auf Touch entschärfen ---------
     1) Die Einschweb-Animation animierte einen Element-Blur (filter 6px→0)
        über 8 grossen Karten gleichzeitig — auf Handy-GPUs der Hänger beim
        Öffnen. Opacity/Transform bleiben (Compositor-billig), Blur fällt weg.
     2) Solange das Panel offen ist, die Karte darunter ganz aus dem
        Compositing nehmen (sie ist eh pausiert + komplett verdeckt) und dem
        Hintergrund einen eigenen, opaken Papierton geben. */
  .pitch-card.reveal {
    filter: none !important;
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease) !important;
  }
  .pitch-backdrop { background: rgba(43, 37, 28, 0.93) !important; }
  body.pitch-open #map { visibility: hidden; }

  /* --- POI-Popup: Wasserzeichen-Hintergrund (Cover-Bild + Verlaufs-Maske)
     kostet einen eigenen Compositing-Layer genau beim Popup-Öffnen — dem
     Moment, in dem Android-GPUs ohnehin am Limit waren. Das Bild bleibt über
     den «Bild anzeigen»-Knopf in voller Grösse erreichbar. */
  .poi-popup-bg { display: none !important; }

  /* --- Video-Banner ohne Einklapp-Animation: das animierte max-height-
     Schrumpfen der Video-Fläche hängte den Android-GPU-Treiber exakt am
     Video-Ende auf. Auf Touch wird das Video erst entladen (main.js),
     dann klappt der leere Container OHNE Transition zu. */
  .poi-popup-media { transition: none !important; }
}