:root {
  --action-bg: #ffffff;
  --action-text: #111827;
  --action-muted: #6b7280;
  --action-border: rgba(17, 24, 39, 0.08);
  --action-shadow: 0 18px 50px rgba(15, 23, 42, 0.14);
  --action-success: #16a34a;
  --action-danger: #dc2626;
  --action-warning: #d97706;
  --action-primary: #2563eb;
  --action-secondary: #64748b;
}

[data-theme="dark"], [data-bs-theme="dark"] {
  --action-bg: #0f172a;
  --action-text: #e5e7eb;
  --action-muted: #94a3b8;
  --action-border: rgba(148, 163, 184, 0.18);
  --action-shadow: 0 18px 50px rgba(0, 0, 0, 0.42);
}

.action-toast-stack {
  position: fixed;
  isolation: isolate;
  top: 1rem;
  left: 1rem;
  z-index: 25020;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  width: min(400px, calc(100vw - 2rem));
  pointer-events: none;
}

.action-toast {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: .75rem;
  padding: .95rem 1rem 1rem;
  background: var(--action-bg);
  color: var(--action-text);
  border: 1px solid var(--action-border);
  border-radius: 1rem;
  box-shadow: var(--action-shadow);
  pointer-events: auto;
  overflow: hidden;
  transition: transform .18s ease, opacity .18s ease;
}
.action-toast.is-hiding { opacity: 0; transform: translateY(-6px) scale(.98); }
.action-toast-icon { font-size: 1.15rem; line-height: 1; padding-top: .15rem; }
.action-toast.is-success .action-toast-icon { color: var(--action-success); }
.action-toast.is-error .action-toast-icon { color: var(--action-danger); }
.action-toast.is-warning .action-toast-icon { color: var(--action-warning); }
.action-toast.is-progress .action-toast-icon { color: var(--action-primary); }
.action-toast-title { font-weight: 700; margin-bottom: .15rem; }
.action-toast-message { color: var(--action-muted); font-size: .92rem; line-height: 1.45; }
.action-toast-close {
  background: transparent; border: 0; color: var(--action-muted); padding: 0; line-height: 1;
}
.action-toast-progress {
  position: absolute; inset-inline-start: 0; inset-inline-end: 0; bottom: 0; height: 3px;
  background: linear-gradient(90deg, rgba(37,99,235,.9), rgba(59,130,246,.35));
  transform-origin: right center;
  animation: actionToastProgress linear forwards;
}
.action-toast.is-success .action-toast-progress { background: linear-gradient(90deg, rgba(22,163,74,.9), rgba(34,197,94,.35)); }
.action-toast.is-error .action-toast-progress { background: linear-gradient(90deg, rgba(220,38,38,.95), rgba(248,113,113,.35)); }
.action-toast.is-warning .action-toast-progress { background: linear-gradient(90deg, rgba(217,119,6,.95), rgba(251,191,36,.35)); }
@keyframes actionToastProgress { from { transform: scaleX(1); } to { transform: scaleX(0); } }

.action-confirm-dialog { max-width: 440px; }
.action-confirm-content {
  border-radius: 1.4rem;
  border: 1px solid var(--action-border);
  background: var(--action-bg);
  color: var(--action-text);
  box-shadow: var(--action-shadow);
}
.action-confirm-header {
  display: flex; align-items: center; justify-content: space-between; padding: 1rem 1rem 0;
}
.action-confirm-icon-wrap {
  width: 58px; height: 58px; border-radius: 1.2rem; display: inline-flex; align-items: center; justify-content: center;
  background: rgba(37,99,235,.10); color: var(--action-primary);
}
.action-confirm-icon-wrap.is-success { background: rgba(22,163,74,.12); color: var(--action-success); }
.action-confirm-icon-wrap.is-danger { background: rgba(220,38,38,.12); color: var(--action-danger); }
.action-confirm-icon-wrap.is-warning { background: rgba(217,119,6,.12); color: var(--action-warning); }
.action-confirm-icon-wrap.is-primary { background: rgba(37,99,235,.12); color: var(--action-primary); }
.action-confirm-icon-wrap.is-secondary { background: rgba(100,116,139,.12); color: var(--action-secondary); }
.action-confirm-icon { font-size: 1.65rem; }
.action-confirm-body { padding: .75rem 1rem 0; text-align: center; }
.action-confirm-title { font-weight: 800; margin-bottom: .4rem; }
.action-confirm-message { color: var(--action-text); margin-bottom: .35rem; }
.action-confirm-meta { color: var(--action-muted); font-size: .92rem; min-height: 1.3rem; }
.action-confirm-footer {
  display: flex; justify-content: center; gap: .65rem; padding: 1rem 1rem 1.1rem;
}
.action-btn-confirm, .action-btn-cancel {
  min-width: 120px; border-radius: .9rem; padding: .68rem 1rem; font-weight: 700;
}

.action-loading-overlay {
  position: fixed; inset: 0; z-index: 25030; display: grid; place-items: center;
  background: rgba(15, 23, 42, 0.34);
  backdrop-filter: blur(4px);
}
.action-loading-card {
  width: min(340px, calc(100vw - 2rem));
  background: var(--action-bg);
  color: var(--action-text);
  border: 1px solid var(--action-border);
  border-radius: 1.2rem;
  padding: 1.25rem;
  box-shadow: var(--action-shadow);
  text-align: center;
}
.action-loading-card .spinner-border { width: 2.2rem; height: 2.2rem; margin-bottom: .9rem; }
.action-loading-title { font-weight: 800; margin-bottom: .2rem; }
.action-loading-subtitle { color: var(--action-muted); font-size: .93rem; }
body.action-overlay-open { overflow: hidden; }