:root{--bg-primary:#1e1e1e;--bg-secondary:#2a2a2a;--accent-color:#84ffc6;--accent-hover:#689f38;--primary-color:#ffb74d;--secondary-color:#81c784;--border-color:#404040;--border-light:#555;--card-bg:#262626;--header-bg:#1e1e1e;--button-bg:#7cb342;--button-hover-bg:#689f38;--shadow-color:rgba(0,0,0,.25);--font-heading:"Montserrat",sans-serif;--font-body:"Inter",sans-serif;--background:var(--bg-primary);--card-background:var(--card-bg);--text-primary:#f4f4f4;--text-secondary:#b8b8b8}[data-theme=light]{--bg-primary:#fafafa;--bg-secondary:#f0f0f0;--text-primary:#2e2e2e;--text-secondary:#666;--accent-color:#558b2f;--accent-hover:#689f38;--primary-color:#ff8f00;--secondary-color:#7cb342;--border-color:#e0e0e0;--border-light:#eee;--card-bg:#fff;--header-bg:#fafafa;--button-bg:#558b2f;--button-hover-bg:#689f38;--shadow-color:rgba(0,0,0,.08);--background:var(--bg-primary);--card-background:var(--card-bg)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.6;transition:background-color .3s ease,color .3s ease}