:root {
  --shell-bg: #d7dde7;
  --workspace-bg: #eef2f7;
  --panel-bg: #f8fafc;
  --panel-strong: #f2f5f9;
  --panel-border: #b8c4d3;
  --panel-shadow: 0 10px 28px rgba(31, 47, 74, 0.18);
  --title-start: #3f73c7;
  --title-end: #265cae;
  --accent: #376fc7;
  --accent-soft: #d7e5fb;
  --accent-border: #7ea1d7;
  --text: #243246;
  --muted: #617286;
  --success: #3b8f41;
  --warn: #c9851c;
  --error: #c65252;
  --canvas-grid: rgba(81, 108, 149, 0.11);
  --console-bg: #10151d;
  --console-text: #d7e5fb;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: linear-gradient(180deg, #dde3ec 0%, #d5dbe6 100%);
  color: var(--text);
  font-family: Tahoma, "Segoe UI", "Microsoft YaHei UI", sans-serif;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--panel-border);
  background: #ffffff;
  color: var(--text);
  border-radius: 4px;
  padding: 6px 8px;
  outline: none;
}

textarea {
  min-height: 84px;
  resize: vertical;
}

#root {
  min-height: 100vh;
}

.desktop-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--workspace-bg);
}

.titlebar {
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  background: linear-gradient(180deg, var(--title-start) 0%, var(--title-end) 100%);
  color: #ffffff;
}

.titlebar-left,
.titlebar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-mark {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.18);
  font-weight: 700;
}

.window-caption {
  opacity: 0.86;
  font-size: 12px;
}

.menubar {
  height: 32px;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 8px;
  background: linear-gradient(180deg, #fdfefe 0%, #eef3f8 100%);
  border-bottom: 1px solid var(--panel-border);
  position: relative;
  z-index: 40;
  overflow: visible;
}

.menu-shell {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.menu-button {
  border: none;
  background: transparent;
  color: var(--text);
  padding: 6px 10px;
  border-radius: 4px;
  min-height: 26px;
}

.menu-button:hover {
  background: var(--accent-soft);
}

.menu-button.active {
  background: linear-gradient(180deg, #ffffff 0%, #dce8f7 100%);
  box-shadow: inset 0 0 0 1px #9cb0c9;
}

.menu-dropdown {
  position: absolute;
  top: calc(100% - 1px);
  left: 0;
  min-width: 240px;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: linear-gradient(180deg, #ffffff 0%, #f3f7fb 100%);
  border: 1px solid #aebdd1;
  box-shadow: 0 16px 28px rgba(32, 49, 77, 0.24);
  z-index: 60;
}

.menu-item {
  border: none;
  background: transparent;
  color: var(--text);
  padding: 8px 10px;
  border-radius: 3px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
  text-align: left;
}

.menu-item:hover {
  background: linear-gradient(180deg, #ffffff 0%, #cfe0fb 100%);
}

.menu-item-shortcut {
  color: var(--muted);
  font-size: 11px;
}

.menu-separator {
  height: 1px;
  background: #d6e0eb;
  margin: 4px 2px;
}

.toolbar {
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: linear-gradient(180deg, #edf3fa 0%, #dfe7f1 100%);
  border-bottom: 1px solid var(--panel-border);
  flex-wrap: wrap;
}

.toolbar-spacer {
  flex: 1;
}

.toolbar-button {
  border: 1px solid #8ea7c5;
  background: linear-gradient(180deg, #ffffff 0%, #dce8f7 100%);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 4px;
  min-height: 30px;
}

.toolbar-button:hover,
.palette-card:hover,
.dock-tab:hover,
.work-tab:hover,
.tree-item:hover {
  background: linear-gradient(180deg, #ffffff 0%, #cfe0fb 100%);
}

.toolbar-button.active {
  background: linear-gradient(180deg, #fff7ec 0%, #f4d59f 100%);
  border-color: #d9a145;
}

.toolbar-button.minor {
  background: linear-gradient(180deg, #ffffff 0%, #edf2f7 100%);
}

.toolbar-button.danger {
  background: linear-gradient(180deg, #fff3f3 0%, #efc1c1 100%);
  border-color: #ca8b8b;
}

.workspace-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr) 360px;
  gap: 8px;
  padding: 8px;
  min-height: 0;
}

.panel {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  box-shadow: var(--panel-shadow);
  min-height: 0;
}

.left-dock,
.right-dock,
.center-panel,
.bottom-panel {
  display: flex;
  flex-direction: column;
}

.left-dock,
.right-dock {
  overflow: hidden;
}

.dock-head {
  padding: 10px 12px;
  background: linear-gradient(180deg, #fdfefe 0%, #eef3f8 100%);
  border-bottom: 1px solid var(--panel-border);
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.dock-head strong {
  font-size: 13px;
}

.dock-head span {
  color: var(--muted);
  font-size: 12px;
}

.dock-tabs {
  display: flex;
  gap: 2px;
  padding: 8px 8px 0;
  background: var(--panel-strong);
  border-bottom: 1px solid var(--panel-border);
  flex-wrap: wrap;
}

.dock-tabs.compact {
  padding-bottom: 8px;
}

.dock-tab,
.work-tab {
  border: 1px solid var(--panel-border);
  border-bottom: none;
  background: linear-gradient(180deg, #f8fbff 0%, #e0e8f3 100%);
  color: var(--text);
  padding: 7px 10px;
  border-top-left-radius: 4px;
  border-top-right-radius: 4px;
}

.dock-tab.active,
.work-tab.active {
  background: #ffffff;
  position: relative;
  top: 1px;
}

.palette-grid {
  padding: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  border-bottom: 1px solid var(--panel-border);
}

.palette-card {
  border: 1px solid var(--panel-border);
  background: linear-gradient(180deg, #ffffff 0%, #e9eff6 100%);
  padding: 10px 8px;
  border-radius: 4px;
  text-align: left;
}

.palette-title {
  display: block;
  font-weight: 700;
  font-size: 13px;
}

.palette-model {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

.palette-card small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.dock-section {
  padding: 10px;
  border-bottom: 1px solid #d5dde8;
}

.dock-section.fill {
  flex: 1;
}

.section-caption {
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
}

.section-caption.with-action {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.stat-box {
  border: 1px solid #d0dae7;
  background: linear-gradient(180deg, #ffffff 0%, #eef3f8 100%);
  border-radius: 4px;
  padding: 10px;
}

.stat-box span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.stat-box strong {
  display: block;
  margin-top: 4px;
  font-size: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 10px;
}

.field:last-child {
  margin-bottom: 0;
}

.field label {
  font-size: 12px;
  color: var(--muted);
}

.center-column {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.work-tabs {
  display: flex;
  gap: 3px;
  align-items: flex-end;
}

.center-panel {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.editor-surface,
.route-view,
.compat-view {
  height: 100%;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.surface-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  background: linear-gradient(180deg, #fdfefe 0%, #edf2f8 100%);
  border-bottom: 1px solid var(--panel-border);
  flex-wrap: wrap;
}

.surface-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.surface-badge,
.tag,
.mini-state {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  border: 1px solid #c6d4e7;
  background: #ffffff;
  color: var(--muted);
  font-size: 12px;
}

.mini-state.success {
  color: var(--success);
}

.mini-state.error {
  color: var(--error);
}

.canvas-stage {
  flex: 1;
  min-height: 0;
  position: relative;
  background:
    linear-gradient(var(--canvas-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--canvas-grid) 1px, transparent 1px),
    linear-gradient(180deg, #fefefe 0%, #eef3f9 100%);
  background-size: 28px 28px, 28px 28px, auto;
}

.canvas-stage svg {
  width: 100%;
  height: 100%;
  display: block;
}

.stage-hint {
  position: absolute;
  left: 14px;
  bottom: 12px;
  padding: 6px 10px;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.95);
  color: var(--muted);
  border-radius: 4px;
  font-size: 12px;
}

.link-label {
  fill: #5a6f87;
  font-size: 11px;
}

.device-label {
  fill: #243246;
  font-size: 14px;
  font-weight: 700;
}

.device-sub {
  fill: #6e7d8f;
  font-size: 11px;
}

.route-view-head,
.compat-card-head {
  padding: 12px;
  border-bottom: 1px solid var(--panel-border);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.route-view-head p,
.compat-card-head p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.route-grid {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 12px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.route-card,
.compat-card,
.mini-panel,
.compat-mini-card {
  border: 1px solid #d1dbe8;
  background: linear-gradient(180deg, #ffffff 0%, #f5f8fc 100%);
  border-radius: 4px;
}

.route-card {
  padding: 10px;
}

.route-card-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.route-card-head strong {
  display: block;
}

.route-card-head span {
  color: var(--muted);
  font-size: 12px;
}

.route-table {
  border: 1px solid #d9e0ea;
}

.route-row {
  display: grid;
  grid-template-columns: 1.4fr 0.7fr 1fr;
  gap: 8px;
  padding: 8px 10px;
  font-size: 12px;
  border-bottom: 1px solid #e4ebf3;
}

.route-row:last-child {
  border-bottom: none;
}

.route-row-head {
  background: #edf3fa;
  font-weight: 700;
}

.route-empty,
.empty-tip {
  padding: 12px;
  color: var(--muted);
  font-size: 12px;
}

.compat-view {
  gap: 12px;
  padding: 12px;
  overflow: auto;
}

.compat-card {
  overflow: hidden;
}

.compat-grid {
  padding: 12px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.compat-mini-card {
  padding: 10px;
}

.compat-mini-card strong,
.compat-mini-card span,
.compat-mini-card small {
  display: block;
}

.compat-mini-card span,
.compat-mini-card small {
  color: var(--muted);
}

.code-block {
  margin: 0;
  padding: 12px;
  overflow: auto;
  background: #f7fafc;
  border: 1px solid #d3dce8;
  color: #21314b;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
}

.code-block.large {
  min-height: 320px;
}

.bottom-panel {
  min-height: 280px;
}

.bottom-content,
.right-content {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.console-pane,
.cloud-pane,
.dock-scroll {
  height: 100%;
  overflow: auto;
}

.console-pane {
  display: flex;
  flex-direction: column;
}

.console-banner {
  margin: 10px;
  padding: 10px 12px;
  border-radius: 4px;
  border: 1px solid #d5dde8;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
}

.console-banner.success {
  background: #edf8ef;
  border-color: #b9ddbe;
}

.console-banner.warn {
  background: #fff7e8;
  border-color: #ecd49f;
}

.console-banner.error {
  background: #fff0f0;
  border-color: #e1b4b4;
}

.log-list {
  padding: 0 10px 10px;
}

.log-row {
  display: grid;
  grid-template-columns: 78px 78px 1fr;
  gap: 10px;
  align-items: start;
  padding: 7px 0;
  border-bottom: 1px solid #e6ecf4;
  font-size: 12px;
}

.log-time {
  color: var(--muted);
}

.log-level {
  font-weight: 700;
}

.log-level.info {
  color: var(--accent);
}

.log-level.success {
  color: var(--success);
}

.log-level.warn {
  color: var(--warn);
}

.log-level.error {
  color: var(--error);
}

.terminal-shell {
  height: 100%;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--console-bg);
}

.terminal-header {
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: #dce7f8;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
}

.terminal-window {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 12px;
}

.terminal-line {
  margin-bottom: 8px;
}

.terminal-line pre {
  margin: 0;
  white-space: pre-wrap;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  line-height: 1.55;
  color: var(--console-text);
}

.terminal-line.input pre {
  color: #83c8ff;
}

.terminal-form {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.terminal-prompt {
  color: #8ad489;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
}

.terminal-form input {
  background: #0c1118;
  color: var(--console-text);
  border-color: #2f3b4c;
}

.bottom-export {
  height: 100%;
}

.cloud-pane {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cloud-actions {
  display: flex;
  gap: 8px;
}

.cloud-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cloud-item {
  border: 1px solid #d3dce8;
  background: linear-gradient(180deg, #ffffff 0%, #eef3f8 100%);
  border-radius: 4px;
  padding: 8px 10px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.cloud-item strong,
.cloud-item span {
  display: block;
}

.cloud-item span {
  color: var(--muted);
  font-size: 12px;
}

.tree-block {
  border: 1px solid #d4dde9;
  background: #ffffff;
}

.tree-item {
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  padding: 8px 10px;
  border-bottom: 1px solid #eef2f7;
  color: var(--text);
}

.tree-item:last-child {
  border-bottom: none;
}

.tree-root {
  font-weight: 700;
  background: #edf3fa;
}

.tree-child {
  padding-left: 22px;
}

.tree-item.active {
  background: var(--accent-soft);
}

.kv-table {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kv-table div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  border-bottom: 1px dashed #dce4ee;
  padding-bottom: 6px;
  font-size: 12px;
}

.kv-table div:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.kv-table span {
  color: var(--muted);
}

.mini-panel {
  padding: 10px;
  margin-bottom: 10px;
}

.mini-panel:last-child {
  margin-bottom: 0;
}

.mini-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 8px;
}

.mini-panel-head span {
  color: var(--muted);
  font-size: 12px;
}

.pill-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.statusbar {
  min-height: 28px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 0 10px;
  border-top: 1px solid var(--panel-border);
  background: linear-gradient(180deg, #edf2f8 0%, #dde6f0 100%);
  color: var(--muted);
  font-size: 12px;
}

.status-left,
.status-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 1400px) {
  .workspace-grid {
    grid-template-columns: 240px minmax(0, 1fr) 330px;
  }

  .compat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .route-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1080px) {
  .workspace-grid {
    grid-template-columns: 1fr;
  }

  .left-dock,
  .right-dock {
    min-height: 320px;
  }

  .statusbar {
    padding: 8px 10px;
  }
}