:root[data-theme="obsidian-copper"] {
  --brand-primary: #c87a3a;
  --brand-secondary: #e2a15f;
  --brand-accent: #7a4b2a;

  --bg-app: #12100e;
  --bg-sidebar: #151210;
  --bg-surface: #1b1714;
  --bg-card: #211c18;

  --text-main: #f6efe8;
  --text-muted: #b8a89b;
  --text-soft: #ddcfc3;

  --border-default: rgba(255, 240, 225, 0.1);
  --border-strong: rgba(255, 240, 225, 0.16);
}