.casebook-generator {
  color-scheme: light;
  --case-ink: #1f2933;
  --case-muted: #5b6773;
  --case-line: #d3dae0;
  --case-paper: #f4f1e9;
  --case-panel: #ffffff;
  --case-accent: #b7483f;
  --case-accent-dark: #87342e;
  --case-blue: #285b73;
  --case-green: #526f58;
  margin: 1.5rem 0 2rem;
  padding: 24px;
  border: 1px solid var(--case-line);
  border-radius: 8px;
  background: var(--case-paper);
  color: var(--case-ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

.casebook-generator * { box-sizing: border-box; }
.casebook-generator h2 { margin: 0 0 14px; font-size: 1.35rem; }
.casebook-generator p { margin: 0 0 12px; color: var(--case-muted); }

.casebook-generator .case-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(270px, 350px);
  gap: 22px;
  align-items: start;
}

.casebook-generator .case-panel {
  padding: 20px;
  border: 1px solid var(--case-line);
  border-radius: 8px;
  background: var(--case-panel);
}

.casebook-generator .case-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.casebook-generator .case-full { grid-column: 1 / -1; }

.casebook-generator label {
  display: grid;
  gap: 7px;
  color: var(--case-ink);
  font-weight: 700;
}

.casebook-generator input,
.casebook-generator select {
  width: 100%;
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid #b8c2ca;
  border-radius: 6px;
  background: #fff;
  color: var(--case-ink);
  font: inherit;
}

.casebook-generator .case-actions,
.casebook-generator .case-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.casebook-generator .case-actions { margin-top: 18px; }
.casebook-generator .case-tabs {
  margin: 16px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--case-line);
}

.casebook-generator button,
.casebook-generator .case-tab,
.casebook-generator .case-download {
  appearance: none;
  padding: 10px 14px;
  border: 1px solid transparent;
  border-radius: 6px;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.casebook-generator button[type="submit"] {
  background: var(--case-accent);
  color: #fff;
}

.casebook-generator button[type="submit"]:hover { background: var(--case-accent-dark); }

.casebook-generator button.case-secondary,
.casebook-generator .case-tab {
  border-color: #b8c2ca;
  background: #fff;
  color: var(--case-ink);
}

.casebook-generator .case-tab[aria-selected="true"] {
  border-color: var(--case-blue);
  background: var(--case-blue);
  color: #fff;
}

.casebook-generator button:disabled { cursor: wait; opacity: 0.65; }
.casebook-generator .case-status {
  min-height: 24px;
  margin-top: 12px;
  color: var(--case-blue);
  font-weight: 700;
}

.casebook-generator .case-summary {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.casebook-generator .case-summary li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--case-line);
}

.casebook-generator .case-downloads { display: grid; gap: 10px; }

.casebook-generator .case-download {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-color: #c6cfd5;
  background: #fff;
  color: var(--case-ink);
}

.casebook-generator .case-download-title {
  min-width: 0;
  overflow-wrap: anywhere;
}

.casebook-generator .case-download-actions {
  display: flex;
  flex: none;
  gap: 8px;
}

.casebook-generator .case-download-icon {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid currentColor;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.85);
  color: inherit;
  text-decoration: none;
}

.casebook-generator .case-download-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.casebook-generator .case-download-icon:hover,
.casebook-generator .case-download-icon:focus {
  background: #fff;
  color: var(--case-blue);
}

.casebook-generator .case-download:hover {
  border-color: var(--case-green);
  color: var(--case-green);
}

.casebook-generator .case-download-primary,
.casebook-generator .case-download-primary:visited,
.casebook-generator .case-download-primary:focus {
  border-color: var(--case-accent);
  background: var(--case-accent);
  color: #fff;
}

.casebook-generator .case-download-primary .case-download-icon {
  border-color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.casebook-generator .case-download-primary .case-download-icon:hover,
.casebook-generator .case-download-primary .case-download-icon:focus {
  background: #fff;
  color: var(--case-accent-dark);
}

.casebook-generator .case-download-primary:hover,
.casebook-generator .case-download-primary:active {
  border-color: var(--case-accent-dark);
  background: var(--case-accent-dark);
  color: #fff;
}

.casebook-generator .case-hidden,
.casebook-generator [hidden] { display: none !important; }

.casebook-callout {
  margin: 1.25rem 0;
  padding: 1rem 1.1rem;
  border-left: 4px solid #285b73;
  background: #eef4f7;
}

.casebook-comparison {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.casebook-comparison th,
.casebook-comparison td {
  padding: 0.55rem;
  border: 1px solid #d3dae0;
  vertical-align: top;
}

@media (max-width: 820px) {
  .casebook-generator { padding: 16px; }
  .casebook-generator .case-workspace,
  .casebook-generator .case-form-grid { grid-template-columns: 1fr; }
}