styles.css

:root {
  --brand-primary: #2563eb;
  --brand-dark: #0f172a;
  --surface: #f8fafc;
  --border: #e2e8f0;
  --muted: #475569;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--surface);
  color: var(--brand-dark);
}

a {
  color: var(--brand-primary);
}

#campaign-editor, .ce-app {
  width: 100%;
}

.ce-app {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 20px;
}

.ce-header {
  background: white;
  padding: 16px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  align-items: center;
}

.ce-header h1 {
  margin: 0;
  font-size: 22px;
}

.ce-pill {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid var(--border);
  font-weight: 600;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.ce-grid {
  display: grid;
  grid-template-columns: 280px 1.2fr 0.9fr;
  gap: 14px;
}

@media (max-width: 1200px) {
  .ce-grid {
    grid-template-columns: 1fr;
  }
}

.ce-card {
  background: white;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 14px;
}

.ce-card h2 {
  margin: 0 0 10px;
  font-size: 16px;
}

.ce-card h3 {
  margin: 14px 0 6px;
  font-size: 14px;
  color: var(--muted);
}

.ce-section {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ce-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 10px;
}

.ce-form input,
.ce-form select,
.ce-form textarea {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 14px;
  font-family: inherit;
  background: #fdfdfd;
}

.ce-form textarea {
  resize: vertical;
}

.ce-button,
.ce-pill-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: white;
  font-weight: 600;
  cursor: pointer;
  transition: 0.15s ease;
  text-decoration: none;
}

.ce-button.primary {
  background: linear-gradient(120deg, #2563eb, #1d4ed8);
  color: white;
  border: none;
}

.ce-button:hover,
.ce-pill-button:hover {
  box-shadow: 0 5px 18px rgba(37, 99, 235, 0.18);
  transform: translateY(-1px);
}

.ce-pill-button {
  padding: 8px 10px;
  font-size: 13px;
}

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

.ce-column {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ce-template-list {
  display: grid;
  gap: 10px;
}

.ce-template-item {
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #f8fafc;
  cursor: pointer;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
}

.ce-template-item strong {
  font-size: 14px;
}

.ce-template-item small {
  color: var(--muted);
}

.ce-template-item:hover {
  border-color: var(--brand-primary);
}

.ce-kanban {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 8px;
}

.ce-status-box {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  text-align: center;
  background: #f8fafc;
}

.ce-builder {
  display: grid;
  grid-template-columns: 220px 1fr 280px;
  gap: 12px;
}

@media (max-width: 1100px) {
  .ce-builder {
    grid-template-columns: 1fr;
  }
}

.ce-block-palette {
  display: grid;
  gap: 8px;
}

.ce-block-type {
  padding: 8px 10px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  background: #f8fafc;
  cursor: grab;
  font-weight: 600;
}

.ce-canvas {
  min-height: 420px;
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #f8fafc;
}

.ce-block {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: white;
  margin-bottom: 8px;
  position: relative;
  cursor: pointer;
}

.ce-block.active {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

.ce-block-toolbar {
  position: absolute;
  top: 6px;
  right: 6px;
  display: flex;
  gap: 6px;
}

.ce-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #eef2ff;
  color: #312e81;
  font-size: 12px;
}

.ce-style-panel {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: #f8fafc;
}

.ce-style-panel label {
  font-size: 12px;
}

.ce-preview-shell {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #0b1224;
  padding: 12px;
  color: white;
}

.ce-preview-window {
  background: white;
  border-radius: 10px;
  overflow: hidden;
  margin-top: 10px;
  padding: 10px;
  height: 520px;
  overflow-y: auto;
}

.ce-comment-box {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px;
  background: #f8fafc;
  margin-bottom: 8px;
}

.ce-comment-box strong {
  display: block;
  margin-bottom: 4px;
}

.ce-audit {
  font-size: 13px;
  color: var(--muted);
}

.ce-badge {
  background: #e0f2fe;
  color: #0ea5e9;
  border-radius: 6px;
  padding: 4px 6px;
  font-size: 12px;
  display: inline-block;
}

.ce-columns-preview {
  display: grid;
  gap: 8px;
}

.ce-columns-preview.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.ce-columns-preview.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.ce-color-swatch {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.ce-template-filter {
  display: grid;
  grid-template-columns: 1fr 120px;
  gap: 6px;
}

@media (max-width: 500px) {
  .ce-header,
  .ce-grid,
  .ce-builder {
    grid-template-columns: 1fr;
  }
}