:root{--bg: #0a0a0f;--surface: #141419;--surface-raised: #1e1e26;--primary: #7c6ff7;--secondary: #4ecdc4;--success: #4caf50;--error: #ef5350;--warning: #ffb74d;--text-primary: #e8e8ed;--text-secondary: #8e8e9a;--border: #2a2a35;--font-family: "Inter", system-ui, -apple-system, sans-serif;--nav-height: 60px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:var(--font-family);font-size:15px;font-weight:400;line-height:1.5;color:var(--text-primary);background-color:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:600}.score-number{font-weight:700;font-variant-numeric:tabular-nums}.card{background:var(--surface);border-radius:12px;border:1px solid var(--border);padding:16px}a{color:var(--primary);text-decoration:none}button{font-family:var(--font-family);cursor:pointer;border:none;outline:none}input,select,textarea{font-family:var(--font-family);font-size:15px}