/*
 * Shared Settings UI states: save feedback, field-level validation errors,
 * read-only controls and the busy state on Save buttons.
 * Loaded alongside js/elinom-settings.js by every module settings page.
 */

.elinom-settings-feedback {
  position: fixed;
  z-index: 2147483000;
  top: 16px;
  right: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: min(360px, calc(100vw - 32px));
  pointer-events: none;
}

.elinom-settings-toast {
  padding: 11px 14px;
  border-radius: 10px;
  font: 500 0.85rem/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: #fff;
  background: #16a34a;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.22);
  border-left: 4px solid rgba(255, 255, 255, 0.5);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.elinom-settings-toast.is-error {
  background: #dc2626;
}

.elinom-settings-toast.is-info {
  background: #2563eb;
}

.elinom-settings-toast.is-warning {
  background: #d97706;
}

.elinom-settings-toast.is-leaving {
  opacity: 0;
  transform: translateY(-6px);
}

/* Field-level validation ------------------------------------------------- */

.elinom-settings-error {
  margin: 4px 0 0;
  font: 500 0.76rem/1.35 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: #b91c1c;
  display: flex;
  align-items: flex-start;
  gap: 5px;
}

.elinom-settings-error::before {
  content: "\26A0";
  font-size: 0.8rem;
  line-height: 1.2;
}

input.elinom-settings-invalid,
select.elinom-settings-invalid,
textarea.elinom-settings-invalid {
  border-color: #dc2626 !important;
  outline-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.14) !important;
}

/* Read-only (insufficient permission) ------------------------------------ */

[data-settings-readonly] {
  cursor: not-allowed;
  opacity: 0.62;
}

/* Save button busy state -------------------------------------------------- */

[data-settings-save].is-saving,
button.is-saving {
  position: relative;
  pointer-events: none;
  opacity: 0.75;
}

[data-settings-save][aria-busy="true"]::after,
button[aria-busy="true"]::after {
  content: "";
  display: inline-block;
  width: 0.75em;
  height: 0.75em;
  margin-left: 0.5em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  vertical-align: -0.1em;
  animation: elinom-settings-spin 0.7s linear infinite;
}

@keyframes elinom-settings-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Keyboard accessibility: never rely on colour alone and always show focus */

[data-setting]:focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
}

/* Mobile: keep toasts and settings controls usable on small screens ------- */

@media (max-width: 640px) {
  .elinom-settings-feedback {
    top: auto;
    bottom: 12px;
    left: 12px;
    right: 12px;
    max-width: none;
  }

  .elinom-settings-toast {
    font-size: 0.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .elinom-settings-toast {
    transition: none;
  }

  [data-settings-save][aria-busy="true"]::after,
  button[aria-busy="true"]::after {
    animation: none;
  }
}