/* Chemistry file viewer styles */

/* === Shared container === */
.chem-viewer-container {
  position: relative;
  border: 1px solid var(--color-secondary);
  border-radius: var(--border-radius);
  background: var(--color-body);
  margin: 0;
  overflow: hidden;
}

.chem-viewer-container .format-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 10;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: 3px;
  background: var(--color-accent);
  color: #fff;
  opacity: 0.85;
  pointer-events: none;
}

/* === Loading state === */
.chem-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 40px 16px;
  font-size: 14px;
  color: var(--color-text-light);
}

.chem-loading::before {
  content: '';
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-secondary);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: chem-spin 0.8s linear infinite;
}

@keyframes chem-spin {
  to { transform: rotate(360deg); }
}

/* === Error state === */
.chem-error {
  padding: 16px;
  font-size: 14px;
  color: var(--color-error-text, var(--color-red));
  background: var(--color-error-bg, rgba(255, 0, 0, 0.05));
  border-radius: var(--border-radius);
  text-align: center;
}

/* === 3D Viewer (3Dmol.js) === */
.chem-viewer-3d {
  width: 100%;
  height: 500px;
  position: relative;
}

/* 3Dmol adds inline styles; ensure canvas fills container */
.chem-viewer-3d canvas {
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* === SMILES gallery (RDKit.js) === */
.smiles-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  padding: 16px;
}

.smiles-card {
  border: 1px solid var(--color-secondary);
  border-radius: var(--border-radius);
  background: var(--color-body);
  padding: 8px;
  text-align: center;
  transition: box-shadow 0.15s;
}

.smiles-card:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.smiles-card svg {
  width: 100%;
  height: auto;
  max-height: 200px;
}

.smiles-card .smiles-name {
  margin-top: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
  word-break: break-all;
}

.smiles-card .smiles-string {
  margin-top: 2px;
  font-size: 11px;
  font-family: var(--fonts-monospace);
  color: var(--color-text-light);
  word-break: break-all;
}

/* === CML viewer (Kekule.js) === */
.chem-viewer-cml {
  width: 100%;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.chem-viewer-cml .Kekule_Viewer {
  width: 100% !important;
  max-width: 600px;
  height: 400px !important;
}

/* === SDF properties table === */
.sdf-properties {
  padding: 12px 16px;
  border-top: 1px solid var(--color-secondary);
}

.sdf-properties h4 {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--color-text-light);
}

.sdf-properties table {
  width: 100%;
  font-size: 13px;
  border-collapse: collapse;
}

.sdf-properties td {
  padding: 3px 8px;
  border-bottom: 1px solid var(--color-secondary-alpha-40, rgba(0,0,0,0.06));
}

.sdf-properties td:first-child {
  font-weight: 600;
  white-space: nowrap;
  width: 1%;
}

/* === Inline chemistry in markdown === */
.chem-inline {
  margin: 16px 0;
}

.chem-inline .chem-viewer-3d {
  height: 350px;
}

.chem-inline .chem-viewer-cml {
  min-height: 300px;
}

.chem-caption {
  padding: 6px 12px;
  font-size: 13px;
  color: var(--color-text-light);
  text-align: center;
  border-top: 1px solid var(--color-secondary);
}