:root{--primary-red: #E60012;--primary-red-dark: #d32f2f;--white: #ffffff;--text-dark: #333333;--text-light: #666666;--border-color: #e0e0e0;--bg-light: #f5f5f5;--bg-page: #f9fafb}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text-dark);background-color:var(--bg-page);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{min-height:100vh}.btn-primary{background-color:var(--primary-red);color:var(--white);border:none;padding:12px 24px;border-radius:4px;cursor:pointer;font-size:16px;font-weight:500;transition:opacity .2s}.btn-primary:hover{opacity:.9}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background-color:var(--bg-light);color:var(--text-dark);border:1px solid var(--border-color);padding:12px 24px;border-radius:4px;cursor:pointer;font-size:16px}.container{max-width:1200px;margin:0 auto;padding:0 16px}@media(max-width:768px){.container{padding:0 12px}}