:root{--bg-primary: #ffffff;--bg-secondary: #f5f5f7;--bg-tertiary: #e8e8ed;--text-primary: #1d1d1f;--text-secondary: #86868b;--accent: #0066cc;--accent-glow: rgba(0, 102, 204, .2);--glass-bg: rgba(255, 255, 255, .8);--glass-border: rgba(0, 0, 0, .1);--font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-xl: 32px;--transition-fast: .2s cubic-bezier(.25, .1, .25, 1);--transition-smooth: .4s cubic-bezier(.25, .1, .25, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}a{color:inherit;text-decoration:none}button{border:none;background:none;font-family:inherit;cursor:pointer}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.fade-in{animation:fadeIn .8s ease-out forwards;opacity:0;transform:translateY(20px)}@keyframes fadeIn{to{opacity:1;transform:translateY(0)}}.hover-card{transition:transform var(--transition-smooth),box-shadow var(--transition-smooth)}.hover-card:hover{transform:scale(1.02);box-shadow:0 10px 30px #00000080}