/* ========== 13-modals.css ========== */
/* 模態框、Toast、Snackbar — Glass Morphism Theme */

/* ===== Modal Overlay ===== */
.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .2);
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-overlay.show {
  display: flex;
}

.modal {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  width: calc(100% - 48px);
  max-width: 320px;
  overflow: hidden;
  animation: modalIn .22s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(.92); }
  to   { opacity: 1; transform: scale(1); }
}

.modal-title {
  padding: 20px 20px 8px;
  font-size: 17px;
  font-weight: 700;
  text-align: center;
  color: #111;
}

.modal-body {
  padding: 8px 20px 20px;
}

.modal-body p {
  font-size: 14px;
  color: #3a3a3c;
  line-height: 1.5;
  text-align: center;
}

.modal-body textarea,
.modal-body input[type=text],
.modal-body input[type=number] {
  width: 100%;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 15px;
  resize: none;
  outline: none;
  font-family: inherit;
  color: #111;
  margin-bottom: 8px;
  background: rgba(0, 0, 0, 0.03);
  transition: border-color .15s;
}

.modal-body textarea {
  min-height: 80px;
}

.modal-body input:focus,
.modal-body textarea:focus {
  border-color: rgba(0, 0, 0, 0.15);
  background: rgba(0, 0, 0, 0.02);
}

.modal-body .modal-label {
  font-size: 13px;
  color: #8e8e93;
  margin-bottom: 4px;
  display: block;
}

.modal-actions {
  display: flex;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.modal-actions button {
  flex: 1;
  padding: 14px;
  border: none;
  background: none;
  font-size: 16px;
  cursor: pointer;
  transition: background .15s;
}

.modal-actions button:active {
  background: rgba(0, 0, 0, 0.04);
}

.modal-actions button:first-child {
  border-right: 1px solid rgba(0, 0, 0, 0.05);
  color: #8e8e93;
}

.modal-actions button:last-child {
  color: #111;
  font-weight: 600;
}

.modal-actions button:only-child {
  border: none;
  color: #111;
  font-weight: 600;
}

/* ===== Toast ===== */
.toast {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #fff;
  padding: 10px 20px;
  border-radius: 12px;
  font-size: 14px;
  z-index: 500;
  opacity: 0;
  transition: all .3s;
  pointer-events: none;
  white-space: nowrap;
  max-width: calc(100% - 40px);
  overflow: hidden;
  text-overflow: ellipsis;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ===== Snackbar ===== */
.snackbar {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translate(-50%, 20px);
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: #f2f2f7;
  padding: 13px 16px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  opacity: 0;
  transition: all .3s;
  z-index: 400;
  max-width: calc(100% - 32px);
  white-space: nowrap;
}

.snackbar.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

.snackbar .snack-text {
  font-size: 14px;
  flex: 1;
}

.snackbar .snack-action {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}


  

  /* ---- Create Group Modal ---- */
  #createGroupModal{position:fixed;inset:0;z-index:2100;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.45);opacity:0;pointer-events:none;transition:opacity .25s}
  #createGroupModal.show{opacity:1;pointer-events:auto}
  #createGroupModal .cgm-box{background:#fff;border-radius:16px;width:92%;max-width:420px;max-height:82vh;display:flex;flex-direction:column;overflow:hidden;transform:scale(.92);transition:transform .28s cubic-bezier(.32,.72,0,1)}
  #createGroupModal.show .cgm-box{transform:scale(1)}
  #createGroupModal .cgm-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:.5px solid #e5e5ea}
  #createGroupModal .cgm-header-btn{background:none;border:none;font-size:15px;font-family:inherit;cursor:pointer;padding:4px 8px;border-radius:6px}
  #createGroupModal .cgm-header-cancel{color:#8e8e93}
  #createGroupModal .cgm-header-done{color:#fff;background:#007aff;font-weight:600;border-radius:8px;padding:6px 16px}
  #createGroupModal .cgm-header-done:active{background:#005ecb}
  #createGroupModal .cgm-header-title{font-size:16px;font-weight:600;color:#1d1d1f}
  #createGroupModal .cgm-body{padding:16px;overflow-y:auto;flex:1}
  #createGroupModal .cgm-label{font-size:13px;color:#8e8e93;font-weight:500;text-transform:uppercase;margin-bottom:6px}
  #createGroupModal .cgm-input{width:100%;padding:11px 14px;border:1px solid #e5e5ea;border-radius:10px;font-size:16px;font-family:inherit;box-sizing:border-box;outline:none;transition:border-color .15s}
  #createGroupModal .cgm-input:focus{border-color:#007aff}
  #createGroupModal .cgm-charlist{max-height:46vh;overflow-y:auto;border:1px solid #e5e5ea;border-radius:12px;margin-top:4px}

  /* ---- Leave Group Confirm Modal ---- */
  #leaveGroupConfirmModal{position:fixed;inset:0;z-index:2200;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.45);opacity:0;pointer-events:none;transition:opacity .25s}
  #leaveGroupConfirmModal.show{opacity:1;pointer-events:auto}
  #leaveGroupConfirmModal .lgc-box{background:#fff;border-radius:14px;width:280px;text-align:center;overflow:hidden;transform:scale(.9);transition:transform .25s cubic-bezier(.32,.72,0,1)}
  #leaveGroupConfirmModal.show .lgc-box{transform:scale(1)}
  #leaveGroupConfirmModal .lgc-body{padding:20px 16px 12px}
  #leaveGroupConfirmModal .lgc-title{font-size:17px;font-weight:600;color:#1d1d1f;margin-bottom:6px}
  #leaveGroupConfirmModal .lgc-msg{font-size:13px;color:#8e8e93;line-height:1.4}
  #leaveGroupConfirmModal .lgc-actions{display:flex;border-top:.5px solid #e5e5ea}
  #leaveGroupConfirmModal .lgc-btn{flex:1;padding:14px 0;font-size:17px;border:none;background:none;cursor:pointer;font-family:inherit;-webkit-tap-highlight-color:transparent}
  #leaveGroupConfirmModal .lgc-btn:first-child{border-right:.5px solid #e5e5ea;color:#007aff}
  #leaveGroupConfirmModal .lgc-btn:last-child{color:#ff3b30;font-weight:600}
  #leaveGroupConfirmModal .lgc-btn:active{background:rgba(0,0,0,.05)}

  /* ===== FC / TP 动画关键帧 ===== */

@keyframes fcSlideIn {
  from { transform: translateY(-100%); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}

@keyframes fcFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fcFlash {
  0%   { opacity: .12; }
  100% { opacity: 0; }
}

@keyframes fcLogIn {
  from { opacity: 0; transform: translate(-50%, -50%) scale(.94); }
  to   { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}