/* Calendar Viewer Base */
.calendar-viewer {
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:16px;
  width:100%;
}

/* Image */
.month-image-frame {
  width:900px;
  background:#0b1015;
  border-radius:6px;
  overflow:hidden;
}

.month-image-frame img {
  width:100%;
  height:auto;
  display:block;
  object-fit:contain;
  transition:opacity .25s ease, transform .25s ease;
}

/* Navigation Buttons */
.calendar-nav-row {
  display:flex;
  justify-content:center;
  gap:18px;
}

.nav-btn {
  border:none;
  background:rgba(15,23,42,.92);
  color:white;
  width:46px;
  height:46px;
  border-radius:50%;
  cursor:pointer;
  font-size:1.25rem;
  box-shadow:0 6px 14px rgba(15,23,42,.45);
  transition:.2s;
}

.nav-btn:hover {
  background:black;
  transform:translateY(-2px);
}

/* Responsive */
@media(max-width:920px){
  .month-image-frame {
    width:100%;
  }
}

/* ----------------------------------
   Calendar "準備中" Overlay
---------------------------------- */
.pending {
  position: relative;
  filter: brightness(.6);
}

.pending::after {
  content: "準備中";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  
  font-size: 20px;
  font-weight: 600;
  color: rgba(255,255,255,.9);

  background: rgba(0,0,0,.45);
  padding: 8px 22px;
  border-radius: 6px;
  backdrop-filter: blur(3px);
}


/* mobile微調整 */
@media (max-width: 600px) {
  .pending::after {
    font-size: 16px;
    padding: 6px 18px;
  }
}


/* Risuko Calendar - 準備中表示 */
#risuko-calendar {
  position: relative;
}

#risuko-calendar img {
  filter: brightness(0.55);
  pointer-events: none; /*クリック無効化したければ残す、不要なら消してOK*/
}

#risuko-calendar::before {
  content: "準備中";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 20px;
  font-weight: 600;
  color: rgba(255,255,255,.95);
  background: rgba(0,0,0,.45);
  padding: 8px 20px;
  border-radius: 6px;
  backdrop-filter: blur(4px);
  z-index: 5;
}