*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f7f8fa;color:#1a1a2e}a{color:inherit;text-decoration:none}.container{max-width:1100px;margin:0 auto;padding:0 24px}.btn{display:inline-block;padding:12px 24px;border-radius:8px;border:none;font-weight:600;cursor:pointer;font-size:15px}.btn-primary{background:#4f46e5;color:#fff}.btn-primary:hover{background:#4338ca}.btn-secondary{background:#fff;color:#1a1a2e}.btn-secondary,input{border:1px solid #d1d5db}input{width:100%;padding:10px 14px;border-radius:8px;font-size:15px;margin-bottom:12px}.card{background:#fff;border-radius:12px;padding:24px;border:1px solid #e5e7eb}