/* ============================================
   Messenger Theme Flat - Glassmorphism Edition
   ============================================ */

/* --- Spinner Keyframes (original) --- */
@-webkit-keyframes ui-spinner-rotate-right {
  0% { -webkit-transform: rotate(0deg); }
  25% { -webkit-transform: rotate(180deg); }
  50% { -webkit-transform: rotate(180deg); }
  75% { -webkit-transform: rotate(360deg); }
  100% { -webkit-transform: rotate(360deg); }
}
@-webkit-keyframes ui-spinner-rotate-left {
  0% { -webkit-transform: rotate(0deg); }
  25% { -webkit-transform: rotate(0deg); }
  50% { -webkit-transform: rotate(180deg); }
  75% { -webkit-transform: rotate(180deg); }
  100% { -webkit-transform: rotate(360deg); }
}
@-moz-keyframes ui-spinner-rotate-right {
  0% { -moz-transform: rotate(0deg); }
  25% { -moz-transform: rotate(180deg); }
  50% { -moz-transform: rotate(180deg); }
  75% { -moz-transform: rotate(360deg); }
  100% { -moz-transform: rotate(360deg); }
}
@-moz-keyframes ui-spinner-rotate-left {
  0% { -moz-transform: rotate(0deg); }
  25% { -moz-transform: rotate(0deg); }
  50% { -moz-transform: rotate(180deg); }
  75% { -moz-transform: rotate(180deg); }
  100% { -moz-transform: rotate(360deg); }
}
@keyframes ui-spinner-rotate-right {
  0% { transform: rotate(0deg); }
  25% { transform: rotate(180deg); }
  50% { transform: rotate(180deg); }
  75% { transform: rotate(360deg); }
  100% { transform: rotate(360deg); }
}
@keyframes ui-spinner-rotate-left {
  0% { transform: rotate(0deg); }
  25% { transform: rotate(0deg); }
  50% { transform: rotate(180deg); }
  75% { transform: rotate(180deg); }
  100% { transform: rotate(360deg); }
}

/* --- Toast Animations --- */
@keyframes toast-slide-in {
  0% {
    opacity: 0;
    transform: translateX(-40px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes toast-slide-out {
  0% {
    opacity: 1;
    transform: translateX(0);
    visibility: visible;
  }
  99.9% {
    opacity: 0;
    transform: translateX(-40px);
    visibility: visible;
  }
  100% {
    opacity: 0;
    transform: translateX(-40px);
    visibility: hidden;
  }
}

@keyframes progress-shrink {
  0% { width: 100%; }
  100% { width: 0%; }
}

/* --- Spinner Base --- */
.messenger-spinner {
  position: relative;
  border-radius: 100%;
}
ul.messenger.messenger-spinner-active .messenger-spinner .messenger-spinner {
  display: block;
}
.messenger-spinner .messenger-spinner-side {
  width: 50%;
  height: 100%;
  overflow: hidden;
  position: absolute;
}
.messenger-spinner .messenger-spinner-side .messenger-spinner-fill {
  border-radius: 999px;
  position: absolute;
  width: 100%;
  height: 100%;
  animation-iteration-count: infinite;
  animation-timing-function: linear;
}
.messenger-spinner .messenger-spinner-side-left {
  left: 0;
}
.messenger-spinner .messenger-spinner-side-left .messenger-spinner-fill {
  left: 100%;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  animation-name: ui-spinner-rotate-left;
  transform-origin: 0 50% 50%;
}
.messenger-spinner .messenger-spinner-side-right {
  left: 50%;
}
.messenger-spinner .messenger-spinner-side-right .messenger-spinner-fill {
  left: -100%;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  animation-name: ui-spinner-rotate-right;
  transform-origin: 100% 50% 50%;
}

/* ============================================
   GLASSMORPHISM THEME
   ============================================ */

/* --- Container --- */
ul.messenger-theme-flat {
  border-radius: 12px;
  user-select: none;
  background: transparent;
}
ul.messenger-theme-flat.messenger-empty {
  display: none;
}

/* --- Individual Toast (Glass Card) --- */
ul.messenger-theme-flat .messenger-message {
  box-shadow: none;
  border-radius: 12px;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 4px solid rgba(255, 255, 255, 0.15);
  margin-bottom: 8px;
  font-size: 14px;
  background: rgba(15, 15, 20, 0.65);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  color: #f0f0f0;
  font-weight: 500;
  padding: 14px 36px 14px 48px;
  overflow: hidden;
  animation: toast-slide-in 0.35s ease-out both;
}

/* --- Per-Type Left Border Colors --- */
ul.messenger-theme-flat .messenger-message.alert-success {
  border-left-color: #4ade80;
}
ul.messenger-theme-flat .messenger-message.alert-info {
  border-left-color: #38bdf8;
}
ul.messenger-theme-flat .messenger-message.alert-error {
  border-left-color: #f87171;
}

/* --- Close Button --- */
ul.messenger-theme-flat .messenger-message .messenger-close {
  position: absolute;
  top: 0;
  right: 0;
  color: rgba(255, 255, 255, 0.4);
  opacity: 1;
  font-weight: bold;
  display: block;
  font-size: 18px;
  line-height: 18px;
  padding: 10px 10px 8px 8px;
  cursor: pointer;
  background: transparent;
  border: 0;
  -webkit-appearance: none;
  transition: color 0.2s ease, transform 0.2s ease;
}
ul.messenger-theme-flat .messenger-message .messenger-close:hover {
  color: rgba(255, 255, 255, 0.8);
  transform: scale(1.1);
}
ul.messenger-theme-flat .messenger-message .messenger-close:active {
  color: rgba(255, 255, 255, 0.5);
  transform: scale(0.95);
}

/* --- Action Buttons --- */
ul.messenger-theme-flat .messenger-message .messenger-actions {
  float: none;
  margin-top: 10px;
}
ul.messenger-theme-flat .messenger-message .messenger-actions a {
  border-radius: 8px;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: inline-block;
  margin-right: 10px;
  padding: 4px 12px 6px;
  text-transform: capitalize;
  transition: background 0.2s ease, color 0.2s ease;
}
ul.messenger-theme-flat .messenger-message .messenger-actions a:hover {
  color: #f0f0f0;
  background: rgba(255, 255, 255, 0.18);
}
ul.messenger-theme-flat .messenger-message .messenger-actions a:active {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
}
ul.messenger-theme-flat .messenger-message .messenger-actions .messenger-phrase {
  display: none;
}

/* --- Status Icon (Unicode in rounded square) --- */
ul.messenger-theme-flat .messenger-message .messenger-message-inner:before {
  border-radius: 6px;
  position: absolute;
  left: 12px;
  display: block;
  content: "\2713";
  top: 50%;
  margin-top: -12px;
  height: 24px;
  width: 24px;
  z-index: 20;
  font-size: 14px;
  line-height: 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.1);
  color: #f0f0f0;
}

/* Success icon: checkmark */
ul.messenger-theme-flat .messenger-message.alert-success .messenger-message-inner:before {
  content: "\2713";
  background: rgba(74, 222, 128, 0.15);
  color: #4ade80;
}
/* Info icon */
ul.messenger-theme-flat .messenger-message.alert-info .messenger-message-inner:before {
  content: "\2139";
  background: rgba(56, 189, 248, 0.15);
  color: #38bdf8;
}
/* Error icon: X */
ul.messenger-theme-flat .messenger-message.alert-error .messenger-message-inner:before {
  content: "\2717";
  background: rgba(248, 113, 113, 0.15);
  color: #f87171;
}

/* --- Progress Bar (auto-dismiss timer) --- */
ul.messenger-theme-flat .messenger-message.messenger-will-hide-after::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 0 0 12px 12px;
  animation: progress-shrink 5s linear forwards;
}
ul.messenger-theme-flat .messenger-message.alert-success.messenger-will-hide-after::after {
  background: rgba(74, 222, 128, 0.6);
}
ul.messenger-theme-flat .messenger-message.alert-info.messenger-will-hide-after::after {
  background: rgba(56, 189, 248, 0.6);
}
ul.messenger-theme-flat .messenger-message.alert-error.messenger-will-hide-after::after {
  background: rgba(248, 113, 113, 0.6);
}

/* --- Exit Animation --- */
ul.messenger-theme-flat .messenger-message.messenger-hidden {
  display: block !important;
  pointer-events: none;
  visibility: hidden;
  animation: toast-slide-out 0.3s ease-in forwards;
}

/* --- Stacked Toasts (each toast is an independent glass card) --- */
ul.messenger-theme-flat .messenger-message-slot.messenger-last .messenger-message {
  border-radius: 12px;
  box-shadow: none;
}
ul.messenger-theme-flat .messenger-message-slot.messenger-first .messenger-message {
  border-radius: 12px;
  box-shadow: none;
}
ul.messenger-theme-flat .messenger-message-slot.messenger-first.messenger-last .messenger-message {
  border-radius: 12px;
  box-shadow: none;
}

/* --- Spinner (retry states) --- */
ul.messenger-theme-flat .messenger-spinner {
  display: block;
  position: absolute;
  left: 7px;
  top: 50%;
  margin-top: -18px;
  z-index: 10;
  height: 32px;
  width: 32px;
}
ul.messenger-theme-flat .messenger-message.alert-error.messenger-retry-soon .messenger-spinner {
  width: 32px;
  height: 32px;
  background: transparent;
}
ul.messenger-theme-flat .messenger-message.alert-error.messenger-retry-soon .messenger-spinner .messenger-spinner-side .messenger-spinner-fill {
  background: #f87171;
  animation-duration: 20s;
  opacity: 1;
}
ul.messenger-theme-flat .messenger-message.alert-error.messenger-retry-soon .messenger-spinner:after {
  content: "";
  background: rgba(15, 15, 20, 0.8);
  position: absolute;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  display: block;
}
ul.messenger-theme-flat .messenger-message.alert-error.messenger-retry-later .messenger-spinner {
  width: 32px;
  height: 32px;
  background: transparent;
}
ul.messenger-theme-flat .messenger-message.alert-error.messenger-retry-later .messenger-spinner .messenger-spinner-side .messenger-spinner-fill {
  background: #f87171;
  animation-duration: 600s;
  opacity: 1;
}
ul.messenger-theme-flat .messenger-message.alert-error.messenger-retry-later .messenger-spinner:after {
  content: "";
  background: rgba(15, 15, 20, 0.8);
  position: absolute;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  display: block;
}