/* ==========================================================================
 * Block 1 of 1 — Settings overlay + update banner
 * Description: Modal panel for preferences, export/import, force update
 * Version: 1.b
 * Revised: 12Jul26
 * ========================================================================== */

.settings-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(0, 0, 0, 0.45);
}

.settings-backdrop.is-hidden {
  display: none;
}

.settings-panel {
  position: fixed;
  inset: 0;
  z-index: 9001;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  pointer-events: none;
}

.settings-panel.is-hidden {
  display: none;
}

.settings-card {
  pointer-events: auto;
  width: min(28rem, 100%);
  max-height: min(92dvh, calc(40rem + 50px));
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.28);
  display: flex;
  flex-direction: column;
}

.settings-card--wide {
  width: min(34rem, 100%);
}

.settings-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.88rem;
}

.settings-field > span {
  color: var(--text-muted);
  font-weight: 500;
}

.settings-input {
  width: 100%;
  box-sizing: border-box;
  font: inherit;
  font-size: 0.85rem;
  padding: 0.4rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.settings-input::placeholder {
  color: var(--text-muted);
  opacity: 0.75;
}

.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.settings-header h2 {
  margin: 0;
  font-size: 1.1rem;
}

.settings-body {
  padding: 0.75rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.92rem;
}

.settings-row select {
  min-width: 8rem;
  font: inherit;
  padding: 0.25rem 0.4rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.settings-fieldset {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.settings-fieldset legend {
  padding: 0 0.25rem;
  font-weight: 600;
}

.settings-subtitle {
  margin: 0.35rem 0 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.settings-url-prefs code {
  font-size: 0.8rem;
  word-break: break-all;
}

.settings-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.settings-actions {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.settings-btn {
  font: inherit;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  text-align: left;
}

.settings-btn:hover {
  border-color: var(--border);
  background: var(--surface);
}

.settings-btn:disabled,
.settings-btn.is-disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.settings-btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
  text-align: center;
  font-weight: 600;
}

.settings-btn-danger {
  color: #b00020;
}

.settings-status {
  min-height: 1.2em;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}

.settings-version {
  margin: 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.settings-footer {
  padding: 0.75rem 1rem 1rem;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  background: var(--bg);
}

/* Update banner */
.update-banner {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9500;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  background: var(--accent);
  color: #fff;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  font-size: 0.9rem;
}

.update-banner.is-hidden {
  display: none;
}

.update-banner button {
  font: inherit;
  font-weight: 600;
  border: 0;
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  background: #fff;
  color: var(--accent);
  cursor: pointer;
}

.settings-credits {
  margin: 0.75rem 0 0.25rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}
.settings-credits a {
  color: var(--link, #0066cc);
}