/* MatrixFlow: API docs (settings) + window sync (environments) bridge */
.mf-sync-card {
  border: 1px solid var(--shell-border, #e2e8f0);
  border-radius: 14px;
  background: var(--shell-card, #ffffff);
  padding: 18px;
}
.mf-sync-card h3 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 8px;
}
.mf-sync-card p {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--shell-muted-fg, #64748b);
}
.mf-sync-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 6px 0;
  font-size: 12.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--shell-secondary-fg, #475569);
}
.mf-sync-row b {
  color: var(--shell-muted-fg, #64748b);
  font-weight: 600;
  font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
}
.mf-sync-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.mf-sync-btn {
  appearance: none;
  border: 0;
  cursor: pointer;
  height: 34px;
  padding: 0 14px;
  border-radius: 9px;
  font-size: 13px;
  font-weight: 600;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #fff;
  transition: filter 140ms ease;
}
.mf-sync-btn:hover { filter: brightness(1.08); }
.mf-sync-btn.ghost {
  background: transparent;
  border: 1px solid var(--shell-border, #e2e8f0);
  color: var(--shell-muted-fg, #64748b);
}
.mf-sync-btn.ghost:hover { background: var(--shell-secondary, #f1f5f9); color: var(--shell-card-fg, #1e293b); }
.mf-sync-btn.danger {
  background: rgba(239, 68, 68, 0.12);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.35);
}
.mf-sync-btn.small { height: 28px; padding: 0 10px; font-size: 12px; }

.mf-sync-overlay {
  position: fixed;
  inset: 0;
  z-index: 2147483601;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.55);
  -webkit-app-region: no-drag;
}
.mf-sync-overlay[hidden] { display: none !important; }
.mf-sync-modal {
  width: min(720px, 100%);
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  border-radius: 18px;
  background: var(--shell-card, #ffffff);
  color: var(--shell-card-fg, #1e293b);
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.4), 0 0 0 1px rgba(148, 163, 184, 0.2);
  overflow: hidden;
  animation: mf-sync-in 160ms ease-out;
}
@keyframes mf-sync-in {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: none; }
}
.mf-sync-modal__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px 12px;
}
.mf-sync-modal__head h2 { margin: 0; font-size: 18px; font-weight: 650; }
.mf-sync-modal__close {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--shell-muted-fg, #64748b);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
  border-radius: 8px;
}
  .mf-sync-modal__close:hover { background: var(--shell-secondary, #f1f5f9); color: var(--shell-card-fg, #1e293b); }
.mf-sync-modal__body {
  flex: 1;
  overflow: auto;
  padding: 6px 22px 20px;
}
.mf-sync-modal__foot {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 22px;
  border-top: 1px solid var(--shell-border, #e2e8f0);
  background: var(--shell-secondary, #f1f5f9);
}
.mf-sync-section {
  margin: 14px 0;
  padding: 14px;
  border: 1px solid var(--shell-border, #e2e8f0);
  border-radius: 12px;
  background: var(--shell-secondary, #f1f5f9);
}
.mf-sync-section h4 { margin: 0 0 10px; font-size: 14px; font-weight: 650; }
.mf-sync-input {
  width: 100%;
  background: #0a0f1e;
  color: var(--shell-card-fg, #1e293b);
  border: 1px solid var(--shell-border, #e2e8f0);
  border-radius: 8px;
  padding: 9px 11px;
  font-size: 13px;
}
.mf-sync-snap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--shell-border, #e2e8f0);
  border-radius: 10px;
  margin: 8px 0;
  background: var(--shell-card, #ffffff);
  flex-wrap: wrap;
}
.mf-sync-snap__meta { min-width: 0; }
.mf-sync-snap__name { font-weight: 600; font-size: 13.5px; }
.mf-sync-snap__sub { font-size: 12px; color: var(--shell-muted-fg, #64748b); margin-top: 2px; }
.mf-sync-snap__actions { display: flex; gap: 6px; flex-wrap: wrap; }
.mf-sync-msg {
  margin: 8px 0;
  padding: 9px 12px;
  border-radius: 9px;
  font-size: 12.5px;
  display: none;
}
.mf-sync-msg.show { display: block; }
.mf-sync-msg.ok { background: rgba(34, 197, 94, 0.12); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.3); }
.mf-sync-msg.err { background: rgba(239, 68, 68, 0.12); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }
.mf-sync-msg.info { background: rgba(59, 130, 246, 0.12); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.mf-sync-empty { color: var(--shell-muted-fg, #64748b); font-size: 13px; text-align: center; padding: 18px 0; }
.mf-sync-iframe {
  width: 100%;
  height: 60vh;
  border: 0;
  border-radius: 12px;
  background: #0b1120;
}
.mf-sync-tag {
  display: inline-block;
  background: rgba(59, 130, 246, 0.12);
  color: #60a5fa;
  border-radius: 999px;
  padding: 1px 8px;
  font-size: 11px;
  margin-left: 6px;
}
.mf-sync-tabs {
  display: flex;
  gap: 6px;
  margin: 10px 0 14px;
  padding: 4px;
  background: #0a0f1e;
  border: 1px solid var(--shell-border, #e2e8f0);
  border-radius: 12px;
}
.mf-sync-tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--shell-muted-fg, #64748b);
  cursor: pointer;
  flex: 1;
  height: 34px;
  border-radius: 9px;
  font-size: 13.5px;
  font-weight: 600;
  transition: background 140ms ease, color 140ms ease;
}
.mf-sync-tab.is-active {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #fff;
}
.mf-sync-tabpane[hidden] { display: none; }

.mf-op-windows {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 240px;
  overflow: auto;
  margin: 10px 0;
}
.mf-op-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--shell-border, #e2e8f0);
  border-radius: 10px;
  background: var(--shell-card, #ffffff);
  cursor: pointer;
  transition: border-color 140ms ease, background 140ms ease;
}
.mf-op-row:hover { border-color: #3b82f6; background: #13203f; }
.mf-op-check {
  width: 16px;
  height: 16px;
  accent-color: #2563eb;
  cursor: pointer;
}
.mf-op-check:disabled { opacity: 0.55; cursor: not-allowed; }
.mf-op-name { font-weight: 600; font-size: 13px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mf-op-tag { font-size: 11.5px; color: var(--shell-muted-fg, #64748b); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.mf-op-badge {
  flex: 0 0 auto;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
}
.mf-op-badge.master { background: rgba(34, 197, 94, 0.15); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.35); }
.mf-op-badge.slave { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.35); }
.mf-op-summary {
  margin: 6px 0;
  font-size: 12.5px;
  color: var(--shell-muted-fg, #64748b);
}
.mf-sync-op-status {
  font-size: 12.5px;
  color: var(--shell-muted-fg, #64748b);
  font-weight: 600;
}
.mf-sync-op-status.is-live {
  color: #4ade80;
  animation: mf-op-pulse 1.6s ease-in-out infinite;
}
@keyframes mf-op-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}
.mf-op-previews {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
  margin: 10px 0;
}
.mf-op-previews[hidden] { display: none; }
.mf-op-preview {
  border: 1px solid var(--shell-border, #e2e8f0);
  border-radius: 12px;
  background: var(--shell-secondary, #f1f5f9);
  overflow: hidden;
}
.mf-op-preview__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--shell-border, #e2e8f0);
}
.mf-op-preview__label {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
}
.mf-op-preview__label.master {
  background: rgba(34, 197, 94, 0.16);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.4);
}
.mf-op-preview__label.slave {
  background: rgba(59, 130, 246, 0.16);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.4);
}
.mf-op-preview__id {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10.5px;
  color: var(--shell-muted-fg, #64748b);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.mf-op-preview__shot {
  aspect-ratio: 16 / 10;
  background: #0a0f1e;
}
.mf-op-preview__shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}