:root[data-theme=light]{--primary-color: #667eea;--primary-hover: #5568d3;--text-primary: #1a202c;--text-secondary: #718096;--app-bg: #f7fafc;--main-bg: #ffffff;--header-bg: #ffffff;--sidebar-bg: #f7fafc;--card-bg: #ffffff;--button-bg: #ffffff;--button-hover-bg: #f7fafc;--nav-hover-bg: #e2e8f0;--border-color: #e2e8f0;--scrollbar-thumb: #cbd5e0;--scrollbar-thumb-hover: #a0aec0}:root[data-theme=dark]{--primary-color: #7c3aed;--primary-hover: #6d28d9;--text-primary: #f7fafc;--text-secondary: #a0aec0;--app-bg: #1a202c;--main-bg: #2d3748;--header-bg: #2d3748;--sidebar-bg: #1a202c;--card-bg: #2d3748;--button-bg: #2d3748;--button-hover-bg: #4a5568;--nav-hover-bg: #2d3748;--border-color: #4a5568;--scrollbar-thumb: #4a5568;--scrollbar-thumb-hover: #718096}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica 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1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-container p{margin-top:1rem;color:var(--text-secondary)}