:root {
  --bg: #eef2f6;
  --panel: #ffffff;
  --ink: #1d2939;
  --ink-soft: #667085;
  --line: #d0d5dd;
  --accent: #155eef;
  --accent-soft: #dbe8ff;
  --warn: #b54708;
  --error: #b42318;
  --ok: #067647;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 8% 8%, #fef7e6, transparent 30%),
    radial-gradient(circle at 88% 12%, #e0f2ff, transparent 30%), var(--bg);
  min-height: 100vh;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  background: #f7fbffde;
  backdrop-filter: blur(4px);
}

.brand h1 {
  margin: 0;
  font-size: 1.2rem;
  letter-spacing: 0.08em;
}

.brand p {
  margin: 2px 0 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

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

button {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 6px 10px;
  color: var(--ink);
  cursor: pointer;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

button.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

button.chip {
  padding: 4px 8px;
  font-size: 0.76rem;
}

button.activeChip {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: #0f3ea3;
}

.inlineSelect,
.inlineCheck,
.inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.inlineSelect select {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 5px 8px;
}

.workspace {
  height: calc(100vh - 65px);
  display: grid;
  grid-template-columns: 270px minmax(480px, 1fr) 380px;
  gap: 10px;
  padding: 10px;
}

.pane {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.pane.left,
.pane.right {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px;
  overflow: auto;
}

.sectionHead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.sectionHead h2 {
  margin: 0;
  font-size: 0.9rem;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  color: var(--ink);
}

textarea {
  min-height: 250px;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  line-height: 1.45;
}

.list {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
  max-height: 230px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.list li {
  padding: 8px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}

.list li:last-child {
  border-bottom: none;
}

.list li.active {
  background: var(--accent-soft);
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  color: var(--ink-soft);
  font-size: 0.85rem;
  white-space: pre-wrap;
}

.editorCard {
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  background: #fcfcfd;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.editorGrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

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

.hintText {
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.miniList {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  max-height: 170px;
  overflow: auto;
}

.miniRow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-bottom: 1px solid var(--line);
  font-size: 0.8rem;
}

.miniRow:last-child {
  border-bottom: none;
}

.symbolPinRow {
  display: grid;
  grid-template-columns: 1fr 0.9fr 0.9fr 0.8fr 1fr auto;
  align-items: center;
}

.pinCol {
  min-width: 0;
  padding: 5px 6px;
  font-size: 0.75rem;
}

.canvasTools {
  display: flex;
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 8px;
}

#compileStatus {
  margin-left: auto;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.status-ok {
  color: var(--ok);
}

.canvasViewport {
  height: calc(100% - 52px);
  overflow: hidden;
  position: relative;
  cursor: grab;
  background-image: linear-gradient(0deg, #ebeff3 1px, transparent 1px),
    linear-gradient(90deg, #ebeff3 1px, transparent 1px);
  background-size: 20px 20px;
}

.canvasViewport.dragging {
  cursor: grabbing;
}

.canvasInner {
  transform-origin: 0 0;
  position: absolute;
  left: 0;
  top: 0;
}

.canvasInner svg {
  display: block;
}

.selectionBox {
  position: absolute;
  border: 1px solid #155eef;
  background: rgba(21, 94, 239, 0.12);
  pointer-events: none;
  z-index: 15;
}

.hidden {
  display: none;
}

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

.jsonActions button {
  padding: 4px 8px;
  font-size: 0.78rem;
}

.jsonFeedback {
  min-height: 18px;
  color: var(--ink-soft);
  font-size: 0.78rem;
  margin-bottom: 6px;
}

.issueRow {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 7px;
  margin-bottom: 6px;
  cursor: pointer;
  background: #fff;
}

.issueRow:hover {
  background: #f8faff;
}

.issueErr {
  border-color: #fecdca;
  background: #fff6f5;
}

.issueWarn {
  border-color: #fedf89;
  background: #fffcf5;
}

.issueTitle {
  font-size: 0.8rem;
  font-weight: 700;
}

.issueMeta {
  font-size: 0.72rem;
  color: var(--ink-soft);
}

.pinTooltip {
  position: absolute;
  pointer-events: none;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffffee;
  color: var(--ink);
  font-size: 0.74rem;
  z-index: 20;
  box-shadow: 0 6px 20px rgba(16, 24, 40, 0.12);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: 70;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
}

.modal.hidden {
  display: none;
}

.modalCard {
  width: min(1120px, 100%);
  height: min(88vh, 900px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.modalHead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.modalHead h3 {
  margin: 0;
  font-size: 0.95rem;
}

.modalHint {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

#schemaViewer {
  height: 100%;
  min-height: 0;
}

.flash {
  animation: flashPulse 0.7s ease-in-out 0s 2;
}

@keyframes flashPulse {
  0% {
    opacity: 0.2;
  }
  100% {
    opacity: 1;
  }
}

@media (max-width: 1300px) {
  .workspace {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    height: auto;
  }

  .pane.center {
    min-height: 560px;
  }
}