body {
  margin: 0;
  padding: 0;
  background: #18181c;
  color: #e3e3ef;
  font-family: 'Inter', Arial, Helvetica, sans-serif;
  min-height: 100vh;
  box-sizing: border-box;
}

#map {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
}

/* --- Popup Container --- */
#popup-container {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10,12,16,0.38);
  transition: background 0.2s;
}
#popup-container:empty {
  display: none !important;
}

/* --- Card Styles --- */
.rockmap-card {
  perspective: 1200px;
  width: 370px;
  min-height: 360px;
  background: #232228;
  border-radius: 24px;
  box-shadow: 0 6px 28px #000b, 0 1.5px 5px #1114;
  transform: translateY(-10px);
  position: relative;
  padding: 0;
}

.card-inner {
  position: relative;
  width: 100%;
  min-height: 360px;
  transition: transform 0.6s cubic-bezier(0.4,0.2,0.2,1);
  transform-style: preserve-3d;
}

.rockmap-card.flipped .card-inner {
  transform: rotateY(180deg);
}

.card-front, .card-back {
  position: absolute;
  width: 100%; height: 100%;
  backface-visibility: hidden;
  top: 0; left: 0;
  background: #232228;
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  padding: 28px 24px 24px 24px;
  box-sizing: border-box;
}

.card-back {
  transform: rotateY(180deg);
}

/* --- Band Image --- */
.band-image {
  width: 90%;
  max-width: 250px;
  height: auto;
  border-radius: 20px;
  margin-bottom: 18px;
  box-shadow: 0 2px 10px #0008;
  object-fit: cover;
  background: #171721;
}

/* --- Text & Content --- */
.band-name {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
  text-align: center;
  color: #fff;
}

.event-date {
  font-size: 1.12rem;
  color: #b1bbdf;
  margin-bottom: 18px;
  text-align: center;
}

.next-gig {
  margin-top: 10px;
  font-size: 1rem;
  color: #8cffa7;
  background: #1a2822;
  padding: 6px 10px;
  border-radius: 8px;
  align-self: stretch;
  text-align: center;
}

.spotify-link {
  display: inline-block;
  margin: 10px 0 8px 0;
  background: #1db954;
  color: #fff;
  font-weight: 500;
  text-decoration: none;
  padding: 7px 17px;
  border-radius: 19px;
  font-size: 1.1rem;
  box-shadow: 0 2px 8px #1db95433;
  letter-spacing: 0.03em;
  transition: background 0.18s;
}
.spotify-link:hover {
  background: #159944;
  text-decoration: underline;
}

/* --- Buttons --- */
button.close-btn {
  position: absolute;
  top: 10px; right: 12px;
  background: none;
  border: none;
  color: #fafaff;
  font-size: 2rem;
  cursor: pointer;
  z-index: 10;
  opacity: 0.84;
  transition: color 0.12s, opacity 0.15s;
}
button.close-btn:hover { color: #ff4f4f; opacity: 1; }

button.flip-btn, button.back-btn {
  margin: 18px auto 0 auto;
  background: #2f37fd;
  color: #fff;
  border: none;
  padding: 9px 23px;
  border-radius: 15px;
  font-size: 1.03rem;
  font-weight: 500;
  cursor: pointer;
  box-shadow: 0 2px 10px #2930fa3c;
  letter-spacing: 0.04em;
  transition: background 0.17s, color 0.17s;
}
button.flip-btn:hover, button.back-btn:hover {
  background: #4041b6;
  color: #fff;
}

/* --- Responsive --- */
@media (max-width: 550px) {
  .rockmap-card {
    width: 97vw;
    min-height: 330px;
    margin: 0 1vw;
  }
  .band-image { max-width: 90vw; }
  .card-front, .card-back { padding: 16px 5vw 18px 5vw; }
}

.marker {
  /* In case you want custom marker styling */
}