.loading-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000b3;display:flex;flex-direction:column;justify-content:center;align-items:center;z-index:1000;color:#fff}.loading-spinner{border:4px solid rgba(255,255,255,.3);border-radius:50%;border-top:4px solid #fff;width:50px;height:50px;animation:spin 1s linear infinite}.loading-message{margin-top:20px;font-size:1.2rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}html{font-size:87.5%}:root{--color-bg-primary: #121212;--color-bg-secondary: #1E1E1E;--color-bg-tertiary: #2C2C2C;--color-text-primary: #EAEAEA;--color-text-secondary: #B0B0B0;--color-border: #333333;--color-accent-gold: #FFD700;--color-accent-gold-hover: #FFC700;--color-accent-blue: #007BFF;--color-error: #CF6679;--color-error-bg: #3B1F2B}[data-theme=light]{--color-bg-primary: #f4f4f5;--color-bg-secondary: #e4e4e7;--color-bg-tertiary: #d4d4d8;--color-text-primary: #18181b;--color-text-secondary: #52525b;--color-border: #d4d4d8;--color-accent-500: #6366f1;--color-accent-600: #4f46e5;--color-accent-700: #4338ca;--color-error: #dc2626;--color-error-bg: #fecaca}.slider-thumb::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:8px;height:40px;background:#fff;cursor:ew-resize;border-radius:3px;box-shadow:205px 0 0 200px var(--color-accent-600)}.slider-thumb::-moz-range-thumb{width:8px;height:40px;background:#fff;cursor:ew-resize;border-radius:3px;box-shadow:205px 0 0 200px var(--color-accent-600)}