:root{--font-family:"Inter", system-ui, -apple-system, sans-serif;--bg-color:#0f172a;--text-color:#f8fafc;--primary-color:#3b82f6;--primary-hover:#2563eb;--accent-color:#10b981;--glass-bg:#ffffff0d;--glass-border:#ffffff1a}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);-webkit-font-smoothing:antialiased;flex-direction:column;min-height:100vh;display:flex}#app{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:2rem}h1,h2,h3,h4,h5,h6{letter-spacing:-.025em;margin-bottom:1rem;font-weight:700}.btn-primary{background-color:var(--primary-color);color:#fff;cursor:pointer;border:none;border-radius:9999px;padding:.75rem 1.5rem;font-weight:600;transition:all .2s ease-in-out;box-shadow:0 4px 6px -1px #3b82f680}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 10px 15px -3px #3b82f680}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:1rem;padding:2rem}