.rt-alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--rt-border);
  background: var(--rt-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.rt-alert-icon {
  width: 36px;
  height: 36px;
  border-radius: 0;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: #fff;
}

.rt-alert-icon .rt {
  width: 1em;
  height: 1em;
}

.rt-alert-content {
  min-width: 0;
}

.rt-alert-title {
  font-size: 0.88rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.rt-alert-text {
  margin-top: 3px;
  color: var(--rt-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.rt-alert--primary .rt-alert-icon {
  background: linear-gradient(135deg, var(--rt-primary), var(--rt-primary-2));
}

.rt-alert--success .rt-alert-icon {
  background: linear-gradient(135deg, var(--rt-success), #22d3ee);
}

.rt-alert--warning .rt-alert-icon {
  background: linear-gradient(135deg, var(--rt-warning), #fbbf24);
}

.rt-alert--danger .rt-alert-icon {
  background: linear-gradient(135deg, var(--rt-danger), var(--rt-accent));
}

.rt-alert--primary .rt-alert-icon .rt {
  color: #fff;
}

.rt-alert--success .rt-alert-icon .rt {
  color: #fff;
}

.rt-alert--warning .rt-alert-icon .rt {
  color: #fff;
}

.rt-alert--danger .rt-alert-icon .rt {
  color: #fff;
}

.rt-toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 12000;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-width: min(360px, calc(100vw - 40px));
  padding: 14px 16px;
  border: 1px solid var(--rt-border);
  border-radius: 0;
  background: var(--rt-surface-solid);
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.rt-toast--top-left {
  top: 20px;
  left: 20px;
  right: auto;
  bottom: auto;
}

.rt-toast--top-center {
  top: 20px;
  left: 50%;
  right: auto;
  bottom: auto;
  transform: translate(-50%, -14px);
}

.rt-toast--top-right {
  top: 20px;
  right: 20px;
  bottom: auto;
}

.rt-toast--bottom-left {
  left: 20px;
  right: auto;
}

.rt-toast--bottom-center {
  left: 50%;
  right: auto;
  transform: translate(-50%, 14px);
}

.rt-toast--bottom-right {
  right: 20px;
}

.rt-toast.is-open {
  opacity: 1;
  pointer-events: auto;
}

.rt-toast--top-left.is-open,
.rt-toast--top-right.is-open,
.rt-toast--bottom-left.is-open,
.rt-toast--bottom-right.is-open {
  transform: translateY(0);
}

.rt-toast--top-center.is-open,
.rt-toast--bottom-center.is-open {
  transform: translate(-50%, 0);
}

.rt-toast-icon {
  width: 36px;
  height: 36px;
  border-radius: 0;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: #fff;
  background: linear-gradient(135deg, var(--rt-primary), var(--rt-primary-2));
}

.rt-toast-icon .rt {
  width: 1em;
  height: 1em;
}

.rt-toast--success .rt-toast-icon {
  background: linear-gradient(135deg, var(--rt-success), #22d3ee);
}

.rt-toast--warning .rt-toast-icon {
  background: linear-gradient(135deg, var(--rt-warning), #fbbf24);
}

.rt-toast--danger .rt-toast-icon {
  background: linear-gradient(135deg, var(--rt-danger), var(--rt-accent));
}

.rt-toast-content {
  min-width: 0;
  flex: 1;
}

.rt-toast-title {
  font-size: 0.88rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.rt-toast-text {
  margin-top: 3px;
  color: var(--rt-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.rt-toast-close {
  width: 30px;
  height: 30px;
  border: 1px solid var(--rt-border);
  border-radius: 0;
  background: transparent;
  color: var(--rt-muted);
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
}

.rt-toast-close:hover {
  color: var(--rt-text);
  background: rgba(var(--rt-primary-rgb), 0.08);
}

@media (max-width: 640px) {
  .rt-toast {
    left: 50%;
    right: auto;
    bottom: 16px;
    top: auto;
    transform: translate(-50%, 14px);
  }

  .rt-toast.is-open {
    transform: translate(-50%, 0);
  }
}

/* ============================================
           LOADING
        ============================================ */
.rt-spinner {
  display: none;
  width: 1rem;
  height: 1rem;
  min-width: 1rem;
  min-height: 1rem;
  box-sizing: border-box;
  border: 2px solid rgba(100, 116, 139, 0.28);
  border-top-color: currentColor;
  border-radius: 999px !important;
  animation: rtSpin 0.7s linear infinite;
  flex: 0 0 auto;
  font-size: 0;
  line-height: 0;
  background: transparent;
  transform-origin: center center;
  vertical-align: middle;
}

.rt-spinner.is-active {
  display: inline-block;
}

.rt-skeleton-page {
  width: 100%;
  animation: rtSkeletonFadeIn 0.2s ease-in-out;
}

.rt-skeleton-card,
.rt-skeleton-line,
.rt-skeleton-title,
.rt-skeleton-button,
.rt-skeleton-input,
.rt-skeleton-cell,
.rt-skeleton-avatar,
.rt-skeleton-chart {
  position: relative;
  overflow: hidden;
  border-radius: 0;
  background: rgba(148, 163, 184, 0.18);
}

.rt-skeleton-card::after,
.rt-skeleton-line::after,
.rt-skeleton-title::after,
.rt-skeleton-button::after,
.rt-skeleton-input::after,
.rt-skeleton-cell::after,
.rt-skeleton-avatar::after,
.rt-skeleton-chart::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.18),
    transparent
  );
  animation: rtSkeletonShimmer 1.3s infinite;
}

.rt-skeleton-header,
.rt-skeleton-toolbar {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.rt-skeleton-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

.rt-skeleton-grid[data-cols="2"] {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.rt-skeleton-grid[data-cols="3"] {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.rt-skeleton-grid[data-cols="4"] {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.rt-skeleton-title {
  width: min(220px, 80%);
  height: 28px;
}

.rt-skeleton-line {
  height: 14px;
  margin-bottom: 0.75rem;
}

.rt-skeleton-button {
  width: 120px;
  height: 38px;
}

.rt-skeleton-input {
  width: 100%;
  height: 42px;
}

.rt-skeleton-card {
  min-height: 120px;
  padding: 1rem;
  border: 1px solid rgba(148, 163, 184, 0.16);
}

.rt-skeleton-table {
  display: grid;
  gap: 0.75rem;
}

.rt-skeleton-row {
  display: grid;
  gap: 1rem;
  align-items: center;
}

.rt-skeleton-cell {
  height: 16px;
}

.rt-skeleton-avatar {
  width: 96px;
  height: 96px;
  border-radius: 0;
}

.rt-skeleton-chart {
  min-height: 260px;
}

.rt-skeleton-stepper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

@keyframes rtSpin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes rtSkeletonShimmer {
  100% {
    transform: translateX(100%);
  }
}

@keyframes rtSkeletonFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@media (max-width: 768px) {
  .rt-skeleton-grid,
  .rt-skeleton-grid[data-cols="2"],
  .rt-skeleton-grid[data-cols="3"],
  .rt-skeleton-grid[data-cols="4"] {
    grid-template-columns: 1fr;
  }

  .rt-skeleton-header,
  .rt-skeleton-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .rt-skeleton-row {
    grid-template-columns: 1fr !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .rt-skeleton-page,
  .rt-skeleton-card::after,
  .rt-skeleton-line::after,
  .rt-skeleton-title::after,
  .rt-skeleton-button::after,
  .rt-skeleton-input::after,
  .rt-skeleton-cell::after,
  .rt-skeleton-avatar::after,
  .rt-skeleton-chart::after,
  .rt-spinner {
    animation: none !important;
  }
}